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gnosygnu_xowa/400_xowa/src/gplx/xowa/mediawiki/includes/XomwTitle.java

4615 lines
148 KiB

/**
* Represents a title within MediaWiki.
* Optionally may contain an interwiki designation or namespace.
* @note This class can fetch various kinds of data from the database;
* however, it does so inefficiently.
* @note Consider using a TitleValue object instead. TitleValue is more lightweight
* and does not rely on global state or the database.
*/
public class XomwTitle { // implements LinkTarget, IDBAccessObject
// /** @var MapCacheLRU|null */
// private static $titleCache = null;
//
// /**
// * Title::newFromText maintains a cache to avoid expensive re-normalization of
// * commonly used titles. On a batch operation this can become a memory leak
// * if not bounded. After hitting this many titles reset the cache.
// */
// const CACHE_MAX = 1000;
//
// /**
// * Used to be GAID_FOR_UPDATE define. Used with getArticleID() and friends
// * to use the master DB
// */
// const GAID_FOR_UPDATE = 1;
//
// /**
// * Flag for use with factory methods like newFromLinkTarget() that have
// * a $forceClone parameter. If set, the method must return a new instance.
// * Without this flag, some factory methods may return existing instances.
// *
// * @since 1.33
// */
// const NEW_CLONE = 'clone';
//
// /**
// * @name Private member variables
// * Please use the accessor functions instead.
// * @private
// */
// // @{
//
// /** @var string Text form (spaces not underscores) of the main part */
// public $mTextform = '';
//
// /** @var string URL-encoded form of the main part */
// public $mUrlform = '';
//
// /** @var string Main part with underscores */
// public $mDbkeyform = '';
//
// /** @var string Database key with the initial letter in the case specified by the user */
// protected $mUserCaseDBKey;
//
// /** @var int Namespace index, i.e. one of the NS_xxxx constants */
// public $mNamespace = NS_MAIN;
//
// /** @var string Interwiki prefix */
// public $mInterwiki = '';
//
// /** @var bool Was this Title created from a string with a local interwiki prefix? */
// private $mLocalInterwiki = false;
//
// /** @var string Title fragment (i.e. the bit after the #) */
// public $mFragment = '';
//
// /** @var int Article ID, fetched from the link cache on demand */
// public $mArticleID = -1;
//
// /** @var bool|int ID of most recent revision */
// protected $mLatestID = false;
//
// /**
// * @var bool|string ID of the page's content model, i.e. one of the
// * CONTENT_MODEL_XXX constants
// */
// private $mContentModel = false;
//
// /**
// * @var bool If a content model was forced via setContentModel()
// * this will be true to avoid having other code paths reset it
// */
// private $mForcedContentModel = false;
//
// /** @var int Estimated number of revisions; null of not loaded */
// private $mEstimateRevisions;
//
// /** @var array Array of groups allowed to edit this article */
// public $mRestrictions = [];
//
// /**
// * @var string|bool Comma-separated set of permission keys
// * indicating who can move or edit the page from the page table, (pre 1.10) rows.
// * Edit and move sections are separated by a colon
// * Example: "edit=autoconfirmed,sysop:move=sysop"
// */
// protected $mOldRestrictions = false;
//
// /** @var bool Cascade restrictions on this page to included templates and images? */
// public $mCascadeRestriction;
//
// /** Caching the results of getCascadeProtectionSources */
// public $mCascadingRestrictions;
//
// /** @var array When do the restrictions on this page expire? */
// protected $mRestrictionsExpiry = [];
//
// /** @var bool Are cascading restrictions in effect on this page? */
// protected $mHasCascadingRestrictions;
//
// /** @var array Where are the cascading restrictions coming from on this page? */
// public $mCascadeSources;
//
// /** @var bool Boolean for initialisation on demand */
// public $mRestrictionsLoaded = false;
//
// /**
// * Text form including namespace/interwiki, initialised on demand
// *
// * Only public to share cache with TitleFormatter
// *
// * @private
// * @var string|null
// */
// public $prefixedText = null;
//
// /** @var mixed Cached value for getTitleProtection (create protection) */
// public $mTitleProtection;
//
// /**
// * @var int Namespace index when there is no namespace. Don't change the
// * following default, NS_MAIN is hardcoded in several places. See T2696.
// * Zero except in {{transclusion}} tags.
// */
// public $mDefaultNamespace = NS_MAIN;
//
// /** @var int The page length, 0 for special pages */
// protected $mLength = -1;
//
// /** @var null Is the article at this title a redirect? */
// public $mRedirect = null;
//
// /** @var array Associative array of user ID -> timestamp/false */
// private $mNotificationTimestamp = [];
//
// /** @var bool Whether a page has any subpages */
// private $mHasSubpages;
//
// /** @var bool The (string) language code of the page's language and content code. */
// private $mPageLanguage = false;
//
// /** @var string|bool|null The page language code from the database, null if not saved in
// * the database or false if not loaded, yet. */
// private $mDbPageLanguage = false;
//
// /** @var TitleValue|null A corresponding TitleValue object */
// private $mTitleValue = null;
//
// /** @var bool|null Would deleting this page be a big deletion? */
// private $mIsBigDeletion = null;
// // @}
//
// /**
// * B/C kludge: provide a TitleParser for use by Title.
// * Ideally, Title would have no methods that need this.
// * Avoid usage of this singleton by using TitleValue
// * and the associated services when possible.
// *
// * @return TitleFormatter
// */
// private static function getTitleFormatter() {
// return MediaWikiServices::getInstance()->getTitleFormatter();
// }
//
// /**
// * B/C kludge: provide an InterwikiLookup for use by Title.
// * Ideally, Title would have no methods that need this.
// * Avoid usage of this singleton by using TitleValue
// * and the associated services when possible.
// *
// * @return InterwikiLookup
// */
// private static function getInterwikiLookup() {
// return MediaWikiServices::getInstance()->getInterwikiLookup();
// }
//
// /**
// * @protected
// */
// function __construct() {
// }
//
// /**
// * Create a new Title from a prefixed DB key
// *
// * @param string $key The database key, which has underscores
// * instead of spaces, possibly including namespace and
// * interwiki prefixes
// * @return Title|null Title, or null on an error
// */
// public static function newFromDBkey( $key ) {
// $t = new self();
// $t->mDbkeyform = $key;
//
// try {
// $t->secureAndSplit();
// return $t;
// } catch ( MalformedTitleException $ex ) {
// return null;
// }
// }
//
// /**
// * Returns a Title given a TitleValue.
// * If the given TitleValue is already a Title instance, that instance is returned,
// * unless $forceClone is "clone". If $forceClone is "clone" and the given TitleValue
// * is already a Title instance, that instance is copied using the clone operator.
// *
// * @param TitleValue $titleValue Assumed to be safe.
// * @param string $forceClone set to NEW_CLONE to ensure a fresh instance is returned.
// *
// * @return Title
// */
// public static function newFromTitleValue( TitleValue $titleValue, $forceClone = '' ) {
// return self::newFromLinkTarget( $titleValue, $forceClone );
// }
//
// /**
// * Returns a Title given a LinkTarget.
// * If the given LinkTarget is already a Title instance, that instance is returned,
// * unless $forceClone is "clone". If $forceClone is "clone" and the given LinkTarget
// * is already a Title instance, that instance is copied using the clone operator.
// *
// * @param LinkTarget $linkTarget Assumed to be safe.
// * @param string $forceClone set to NEW_CLONE to ensure a fresh instance is returned.
// *
// * @return Title
// */
// public static function newFromLinkTarget( LinkTarget $linkTarget, $forceClone = '' ) {
// if ( $linkTarget instanceof Title ) {
// // Special case if it's already a Title object
// if ( $forceClone === self::NEW_CLONE ) {
// return clone $linkTarget;
// } else {
// return $linkTarget;
// }
// }
// return self::makeTitle(
// $linkTarget->getNamespace(),
// $linkTarget->getText(),
// $linkTarget->getFragment(),
// $linkTarget->getInterwiki()
// );
// }
//
// /**
// * Create a new Title from text, such as what one would find in a link. De-
// * codes any HTML entities in the text.
// *
// * Title objects returned by this method are guaranteed to be valid, and
// * thus return true from the isValid() method.
// *
// * @note The Title instance returned by this method is not guaranteed to be a fresh instance.
// * It may instead be a cached instance created previously, with references to it remaining
// * elsewhere.
// *
// * @param string|int|null $text The link text; spaces, prefixes, and an
// * initial ':' indicating the main namespace are accepted.
// * @param int $defaultNamespace The namespace to use if none is specified
// * by a prefix. If you want to force a specific namespace even if
// * $text might begin with a namespace prefix, use makeTitle() or
// * makeTitleSafe().
// * @throws InvalidArgumentException
// * @return Title|null Title or null on an error.
// */
// public static function newFromText( $text, $defaultNamespace = NS_MAIN ) {
// // DWIM: Integers can be passed in here when page titles are used as array keys.
// if ( $text !== null && !is_string( $text ) && !is_int( $text ) ) {
// throw new InvalidArgumentException( '$text must be a string.' );
// }
// if ( $text === null ) {
// return null;
// }
//
// try {
// return self::newFromTextThrow( (string)$text, $defaultNamespace );
// } catch ( MalformedTitleException $ex ) {
// return null;
// }
// }
//
// /**
// * Like Title::newFromText(), but throws MalformedTitleException when the title is invalid,
// * rather than returning null.
// *
// * The exception subclasses encode detailed information about why the title is invalid.
// *
// * Title objects returned by this method are guaranteed to be valid, and
// * thus return true from the isValid() method.
// *
// * @note The Title instance returned by this method is not guaranteed to be a fresh instance.
// * It may instead be a cached instance created previously, with references to it remaining
// * elsewhere.
// *
// * @see Title::newFromText
// *
// * @since 1.25
// * @param string $text Title text to check
// * @param int $defaultNamespace
// * @throws MalformedTitleException If the title is invalid
// * @return Title
// */
// public static function newFromTextThrow( $text, $defaultNamespace = NS_MAIN ) {
// if ( is_object( $text ) ) {
// throw new MWException( '$text must be a string, given an object' );
// } elseif ( $text === null ) {
// // Legacy code relies on MalformedTitleException being thrown in this case
// // (happens when URL with no title in it is parsed). TODO fix
// throw new MalformedTitleException( 'title-invalid-empty' );
// }
//
// $titleCache = self::getTitleCache();
//
// // Wiki pages often contain multiple links to the same page.
// // Title normalization and parsing can become expensive on pages with many
// // links, so we can save a little time by caching them.
// // In theory these are value objects and won't get changed...
// if ( $defaultNamespace == NS_MAIN ) {
// $t = $titleCache->get( $text );
// if ( $t ) {
// return $t;
// }
// }
//
// // Convert things like é ā or 〗 into normalized (T16952) text
// $filteredText = Sanitizer::decodeCharReferencesAndNormalize( $text );
//
// $t = new Title();
// $t->mDbkeyform = strtr( $filteredText, ' ', '_' );
// $t->mDefaultNamespace = (int)$defaultNamespace;
//
// $t->secureAndSplit();
// if ( $defaultNamespace == NS_MAIN ) {
// $titleCache->set( $text, $t );
// }
// return $t;
// }
//
// /**
// * THIS IS NOT THE FUNCTION YOU WANT. Use Title::newFromText().
// *
// * Example of wrong and broken code:
// * $title = Title::newFromURL( $wgRequest->getVal( 'title' ) );
// *
// * Example of right code:
// * $title = Title::newFromText( $wgRequest->getVal( 'title' ) );
// *
// * Create a new Title from URL-encoded text. Ensures that
// * the given title's length does not exceed the maximum.
// *
// * @param string $url The title, as might be taken from a URL
// * @return Title|null The new object, or null on an error
// */
// public static function newFromURL( $url ) {
// $t = new Title();
//
// # For compatibility with old buggy URLs. "+" is usually not valid in titles,
// # but some URLs used it as a space replacement and they still come
// # from some external search tools.
// if ( strpos( self::legalChars(), '+' ) === false ) {
// $url = strtr( $url, '+', ' ' );
// }
//
// $t->mDbkeyform = strtr( $url, ' ', '_' );
//
// try {
// $t->secureAndSplit();
// return $t;
// } catch ( MalformedTitleException $ex ) {
// return null;
// }
// }
//
// /**
// * @return MapCacheLRU
// */
// private static function getTitleCache() {
// if ( self::$titleCache === null ) {
// self::$titleCache = new MapCacheLRU( self::CACHE_MAX );
// }
// return self::$titleCache;
// }
//
// /**
// * Returns a list of fields that are to be selected for initializing Title
// * objects or LinkCache entries. Uses $wgContentHandlerUseDB to determine
// * whether to include page_content_model.
// *
// * @return array
// */
// protected static function getSelectFields() {
// global $wgContentHandlerUseDB, $wgPageLanguageUseDB;
//
// $fields = [
// 'page_namespace', 'page_title', 'page_id',
// 'page_len', 'page_is_redirect', 'page_latest',
// ];
//
// if ( $wgContentHandlerUseDB ) {
// $fields[] = 'page_content_model';
// }
//
// if ( $wgPageLanguageUseDB ) {
// $fields[] = 'page_lang';
// }
//
// return $fields;
// }
//
// /**
// * Create a new Title from an article ID
// *
// * @param int $id The page_id corresponding to the Title to create
// * @param int $flags Use Title::GAID_FOR_UPDATE to use master
// * @return Title|null The new object, or null on an error
// */
// public static function newFromID( $id, $flags = 0 ) {
// $db = ( $flags & self::GAID_FOR_UPDATE ) ? wfGetDB( DB_MASTER ) : wfGetDB( DB_REPLICA );
// $row = $db->selectRow(
// 'page',
// self::getSelectFields(),
// [ 'page_id' => $id ],
// __METHOD__
// );
// if ( $row !== false ) {
// $title = self::newFromRow( $row );
// } else {
// $title = null;
// }
//
// return $title;
// }
//
// /**
// * Make an array of titles from an array of IDs
// *
// * @param int[] $ids Array of IDs
// * @return Title[] Array of Titles
// */
// public static function newFromIDs( $ids ) {
// if ( !count( $ids ) ) {
// return [];
// }
// $dbr = wfGetDB( DB_REPLICA );
//
// $res = $dbr->select(
// 'page',
// self::getSelectFields(),
// [ 'page_id' => $ids ],
// __METHOD__
// );
//
// $titles = [];
// foreach ( $res as $row ) {
// $titles[] = self::newFromRow( $row );
// }
// return $titles;
// }
//
// /**
// * Make a Title object from a DB row
// *
// * @param stdClass $row Object database row (needs at least page_title,page_namespace)
// * @return Title Corresponding Title
// */
// public static function newFromRow( $row ) {
// $t = self::makeTitle( $row->page_namespace, $row->page_title );
// $t->loadFromRow( $row );
// return $t;
// }
//
// /**
// * Load Title object fields from a DB row.
// * If false is given, the title will be treated as non-existing.
// *
// * @param stdClass|bool $row Database row
// */
// public function loadFromRow( $row ) {
// if ( $row ) { // page found
// if ( isset( $row->page_id ) ) {
// $this->mArticleID = (int)$row->page_id;
// }
// if ( isset( $row->page_len ) ) {
// $this->mLength = (int)$row->page_len;
// }
// if ( isset( $row->page_is_redirect ) ) {
// $this->mRedirect = (bool)$row->page_is_redirect;
// }
// if ( isset( $row->page_latest ) ) {
// $this->mLatestID = (int)$row->page_latest;
// }
// if ( !$this->mForcedContentModel && isset( $row->page_content_model ) ) {
// $this->mContentModel = (string)$row->page_content_model;
// } elseif ( !$this->mForcedContentModel ) {
// $this->mContentModel = false; # initialized lazily in getContentModel()
// }
// if ( isset( $row->page_lang ) ) {
// $this->mDbPageLanguage = (string)$row->page_lang;
// }
// if ( isset( $row->page_restrictions ) ) {
// $this->mOldRestrictions = $row->page_restrictions;
// }
// } else { // page not found
// $this->mArticleID = 0;
// $this->mLength = 0;
// $this->mRedirect = false;
// $this->mLatestID = 0;
// if ( !$this->mForcedContentModel ) {
// $this->mContentModel = false; # initialized lazily in getContentModel()
// }
// }
// }
//
// /**
// * Create a new Title from a namespace index and a DB key.
// *
// * It's assumed that $ns and $title are safe, for instance when
// * they came directly from the database or a special page name,
// * not from user input.
// *
// * No validation is applied. For convenience, spaces are normalized
// * to underscores, so that e.g. user_text fields can be used directly.
// *
// * @note This method may return Title objects that are "invalid"
// * according to the isValid() method. This is usually caused by
// * configuration changes: e.g. a namespace that was once defined is
// * no longer configured, or a character that was once allowed in
// * titles is now forbidden.
// *
// * @param int $ns The namespace of the article
// * @param string $title The unprefixed database key form
// * @param string $fragment The link fragment (after the "#")
// * @param string $interwiki The interwiki prefix
// * @return Title The new object
// */
// public static function makeTitle( $ns, $title, $fragment = '', $interwiki = '' ) {
// $t = new Title();
// $t->mInterwiki = $interwiki;
// $t->mFragment = $fragment;
// $t->mNamespace = $ns = (int)$ns;
// $t->mDbkeyform = strtr( $title, ' ', '_' );
// $t->mArticleID = ( $ns >= 0 ) ? -1 : 0;
// $t->mUrlform = wfUrlencode( $t->mDbkeyform );
// $t->mTextform = strtr( $title, '_', ' ' );
// $t->mContentModel = false; # initialized lazily in getContentModel()
// return $t;
// }
//
// /**
// * Create a new Title from a namespace index and a DB key.
// * The parameters will be checked for validity, which is a bit slower
// * than makeTitle() but safer for user-provided data.
// *
// * Title objects returned by makeTitleSafe() are guaranteed to be valid,
// * that is, they return true from the isValid() method. If no valid Title
// * can be constructed from the input, this method returns null.
// *
// * @param int $ns The namespace of the article
// * @param string $title Database key form
// * @param string $fragment The link fragment (after the "#")
// * @param string $interwiki Interwiki prefix
// * @return Title|null The new object, or null on an error
// */
// public static function makeTitleSafe( $ns, $title, $fragment = '', $interwiki = '' ) {
// // NOTE: ideally, this would just call makeTitle() and then isValid(),
// // but presently, that means more overhead on a potential performance hotspot.
//
// if ( !MWNamespace::exists( $ns ) ) {
// return null;
// }
//
// $t = new Title();
// $t->mDbkeyform = self::makeName( $ns, $title, $fragment, $interwiki, true );
//
// try {
// $t->secureAndSplit();
// return $t;
// } catch ( MalformedTitleException $ex ) {
// return null;
// }
// }
//
// /**
// * Create a new Title for the Main Page
// *
// * @note The Title instance returned by this method is not guaranteed to be a fresh instance.
// * It may instead be a cached instance created previously, with references to it remaining
// * elsewhere.
// *
// * @return Title The new object
// */
// public static function newMainPage() {
// $title = self::newFromText( wfMessage( 'mainpage' )->inContentLanguage()->text() );
// // Don't give fatal errors if the message is broken
// if ( !$title ) {
// $title = self::newFromText( 'Main Page' );
// }
// return $title;
// }
//
// /**
// * Get the prefixed DB key associated with an ID
// *
// * @param int $id The page_id of the article
// * @return Title|null An object representing the article, or null if no such article was found
// */
// public static function nameOf( $id ) {
// $dbr = wfGetDB( DB_REPLICA );
//
// $s = $dbr->selectRow(
// 'page',
// [ 'page_namespace', 'page_title' ],
// [ 'page_id' => $id ],
// __METHOD__
// );
// if ( $s === false ) {
// return null;
// }
//
// $n = self::makeName( $s->page_namespace, $s->page_title );
// return $n;
// }
//
// /**
// * Get a regex character class describing the legal characters in a link
// *
// * @return string The list of characters, not delimited
// */
// public static function legalChars() {
// global $wgLegalTitleChars;
// return $wgLegalTitleChars;
// }
//
// /**
// * Utility method for converting a character sequence from bytes to Unicode.
// *
// * Primary usecase being converting $wgLegalTitleChars to a sequence usable in
// * javascript, as PHP uses UTF-8 bytes where javascript uses Unicode code units.
// *
// * @param string $byteClass
// * @return string
// */
// public static function convertByteClassToUnicodeClass( $byteClass ) {
// $length = strlen( $byteClass );
// // Input token queue
// $x0 = $x1 = $x2 = '';
// // Decoded queue
// $d0 = $d1 = $d2 = '';
// // Decoded integer codepoints
// $ord0 = $ord1 = $ord2 = 0;
// // Re-encoded queue
// $r0 = $r1 = $r2 = '';
// // Output
// $out = '';
// // Flags
// $allowUnicode = false;
// for ( $pos = 0; $pos < $length; $pos++ ) {
// // Shift the queues down
// $x2 = $x1;
// $x1 = $x0;
// $d2 = $d1;
// $d1 = $d0;
// $ord2 = $ord1;
// $ord1 = $ord0;
// $r2 = $r1;
// $r1 = $r0;
// // Load the current input token and decoded values
// $inChar = $byteClass[$pos];
// if ( $inChar == '\\' ) {
// if ( preg_match( '/x([0-9a-fA-F]{2})/A', $byteClass, $m, 0, $pos + 1 ) ) {
// $x0 = $inChar . $m[0];
// $d0 = chr( hexdec( $m[1] ) );
// $pos += strlen( $m[0] );
// } elseif ( preg_match( '/[0-7]{3}/A', $byteClass, $m, 0, $pos + 1 ) ) {
// $x0 = $inChar . $m[0];
// $d0 = chr( octdec( $m[0] ) );
// $pos += strlen( $m[0] );
// } elseif ( $pos + 1 >= $length ) {
// $x0 = $d0 = '\\';
// } else {
// $d0 = $byteClass[$pos + 1];
// $x0 = $inChar . $d0;
// $pos += 1;
// }
// } else {
// $x0 = $d0 = $inChar;
// }
// $ord0 = ord( $d0 );
// // Load the current re-encoded value
// if ( $ord0 < 32 || $ord0 == 0x7f ) {
// $r0 = sprintf( '\x%02x', $ord0 );
// } elseif ( $ord0 >= 0x80 ) {
// // Allow unicode if a single high-bit character appears
// $r0 = sprintf( '\x%02x', $ord0 );
// $allowUnicode = true;
// // @phan-suppress-next-line PhanParamSuspiciousOrder false positive
// } elseif ( strpos( '-\\[]^', $d0 ) !== false ) {
// $r0 = '\\' . $d0;
// } else {
// $r0 = $d0;
// }
// // Do the output
// if ( $x0 !== '' && $x1 === '-' && $x2 !== '' ) {
// // Range
// if ( $ord2 > $ord0 ) {
// // Empty range
// } elseif ( $ord0 >= 0x80 ) {
// // Unicode range
// $allowUnicode = true;
// if ( $ord2 < 0x80 ) {
// // Keep the non-unicode section of the range
// $out .= "$r2-\\x7F";
// }
// } else {
// // Normal range
// $out .= "$r2-$r0";
// }
// // Reset state to the initial value
// $x0 = $x1 = $d0 = $d1 = $r0 = $r1 = '';
// } elseif ( $ord2 < 0x80 ) {
// // ASCII character
// $out .= $r2;
// }
// }
// if ( $ord1 < 0x80 ) {
// $out .= $r1;
// }
// if ( $ord0 < 0x80 ) {
// $out .= $r0;
// }
// if ( $allowUnicode ) {
// $out .= '\u0080-\uFFFF';
// }
// return $out;
// }
//
// /**
// * Make a prefixed DB key from a DB key and a namespace index
// *
// * @param int $ns Numerical representation of the namespace
// * @param string $title The DB key form the title
// * @param string $fragment The link fragment (after the "#")
// * @param string $interwiki The interwiki prefix
// * @param bool $canonicalNamespace If true, use the canonical name for
// * $ns instead of the localized version.
// * @return string The prefixed form of the title
// */
// public static function makeName( $ns, $title, $fragment = '', $interwiki = '',
// $canonicalNamespace = false
// ) {
// if ( $canonicalNamespace ) {
// $namespace = MWNamespace::getCanonicalName( $ns );
// } else {
// $namespace = MediaWikiServices::getInstance()->getContentLanguage()->getNsText( $ns );
// }
// $name = $namespace == '' ? $title : "$namespace:$title";
// if ( strval( $interwiki ) != '' ) {
// $name = "$interwiki:$name";
// }
// if ( strval( $fragment ) != '' ) {
// $name .= '#' . $fragment;
// }
// return $name;
// }
//
// /**
// * Callback for usort() to do title sorts by (namespace, title)
// *
// * @param LinkTarget $a
// * @param LinkTarget $b
// *
// * @return int Result of string comparison, or namespace comparison
// */
// public static function compare( LinkTarget $a, LinkTarget $b ) {
// return $a->getNamespace() <=> $b->getNamespace()
// ?: strcmp( $a->getText(), $b->getText() );
// }
//
// /**
// * Returns true if the title is valid, false if it is invalid.
// *
// * Valid titles can be round-tripped via makeTitleSafe() and newFromText().
// * Invalid titles may get returned from makeTitle(), and it may be useful to
// * allow them to exist, e.g. in order to process log entries about pages in
// * namespaces that belong to extensions that are no longer installed.
// *
// * @note This method is relatively expensive. When constructing Title
// * objects that need to be valid, use an instantiator method that is guaranteed
// * to return valid titles, such as makeTitleSafe() or newFromText().
// *
// * @return bool
// */
// public function isValid() {
// if ( !MWNamespace::exists( $this->mNamespace ) ) {
// return false;
// }
//
// try {
// $parser = MediaWikiServices::getInstance()->getTitleParser();
// $parser->parseTitle( $this->mDbkeyform, $this->mNamespace );
// return true;
// } catch ( MalformedTitleException $ex ) {
// return false;
// }
// }
//
// /**
// * Determine whether the object refers to a page within
// * this project (either this wiki or a wiki with a local
// * interwiki, see https://www.mediawiki.org/wiki/Manual:Interwiki_table#iw_local )
// *
// * @return bool True if this is an in-project interwiki link or a wikilink, false otherwise
// */
// public function isLocal() {
// if ( $this->isExternal() ) {
// $iw = self::getInterwikiLookup()->fetch( $this->mInterwiki );
// if ( $iw ) {
// return $iw->isLocal();
// }
// }
// return true;
// }
//
// /**
// * Is this Title interwiki?
// *
// * @return bool
// */
// public function isExternal() {
// return $this->mInterwiki !== '';
// }
//
// /**
// * Get the interwiki prefix
// *
// * Use Title::isExternal to check if a interwiki is set
// *
// * @return string Interwiki prefix
// */
// public function getInterwiki() {
// return $this->mInterwiki;
// }
//
// /**
// * Was this a local interwiki link?
// *
// * @return bool
// */
// public function wasLocalInterwiki() {
// return $this->mLocalInterwiki;
// }
//
// /**
// * Determine whether the object refers to a page within
// * this project and is transcludable.
// *
// * @return bool True if this is transcludable
// */
// public function isTrans() {
// if ( !$this->isExternal() ) {
// return false;
// }
//
// return self::getInterwikiLookup()->fetch( $this->mInterwiki )->isTranscludable();
// }
//
// /**
// * Returns the DB name of the distant wiki which owns the object.
// *
// * @return string|false The DB name
// */
// public function getTransWikiID() {
// if ( !$this->isExternal() ) {
// return false;
// }
//
// return self::getInterwikiLookup()->fetch( $this->mInterwiki )->getWikiID();
// }
//
// /**
// * Get a TitleValue object representing this Title.
// *
// * @note Not all valid Titles have a corresponding valid TitleValue
// * (e.g. TitleValues cannot represent page-local links that have a
// * fragment but no title text).
// *
// * @return TitleValue|null
// */
// public function getTitleValue() {
// if ( $this->mTitleValue === null ) {
// try {
// $this->mTitleValue = new TitleValue(
// $this->mNamespace,
// $this->mDbkeyform,
// $this->mFragment,
// $this->mInterwiki
// );
// } catch ( InvalidArgumentException $ex ) {
// wfDebug( __METHOD__ . ': Can\'t create a TitleValue for [[' .
// $this->getPrefixedText() . ']]: ' . $ex->getMessage() . "\n" );
// }
// }
//
// return $this->mTitleValue;
// }
//
// /**
// * Get the text form (spaces not underscores) of the main part
// *
// * @return string Main part of the title
// */
// public function getText() {
// return $this->mTextform;
// }
//
// /**
// * Get the URL-encoded form of the main part
// *
// * @return string Main part of the title, URL-encoded
// */
// public function getPartialURL() {
// return $this->mUrlform;
// }
//
// /**
// * Get the main part with underscores
// *
// * @return string Main part of the title, with underscores
// */
// public function getDBkey() {
// return $this->mDbkeyform;
// }
//
// /**
// * Get the DB key with the initial letter case as specified by the user
// * @deprecated since 1.33; please use Title::getDBKey() instead
// *
// * @return string DB key
// */
// function getUserCaseDBKey() {
// if ( !is_null( $this->mUserCaseDBKey ) ) {
// return $this->mUserCaseDBKey;
// } else {
// // If created via makeTitle(), $this->mUserCaseDBKey is not set.
// return $this->mDbkeyform;
// }
// }
//
// /**
// * Get the namespace index, i.e. one of the NS_xxxx constants.
// *
// * @return int Namespace index
// */
// public function getNamespace() {
// return $this->mNamespace;
// }
//
// /**
// * Get the page's content model id, see the CONTENT_MODEL_XXX constants.
// *
// * @todo Deprecate this in favor of SlotRecord::getModel()
// *
// * @param int $flags A bit field; may be Title::GAID_FOR_UPDATE to select for update
// * @return string Content model id
// */
// public function getContentModel( $flags = 0 ) {
// if ( !$this->mForcedContentModel
// && ( !$this->mContentModel || $flags === self::GAID_FOR_UPDATE )
// && $this->getArticleID( $flags )
// ) {
// $linkCache = MediaWikiServices::getInstance()->getLinkCache();
// $linkCache->addLinkObj( $this ); # in case we already had an article ID
// $this->mContentModel = $linkCache->getGoodLinkFieldObj( $this, 'model' );
// }
//
// if ( !$this->mContentModel ) {
// $this->mContentModel = ContentHandler::getDefaultModelFor( $this );
// }
//
// return $this->mContentModel;
// }
//
// /**
// * Convenience method for checking a title's content model name
// *
// * @param string $id The content model ID (use the CONTENT_MODEL_XXX constants).
// * @return bool True if $this->getContentModel() == $id
// */
// public function hasContentModel( $id ) {
// return $this->getContentModel() == $id;
// }
//
// /**
// * Set a proposed content model for the page for permissions
// * checking. This does not actually change the content model
// * of a title!
// *
// * Additionally, you should make sure you've checked
// * ContentHandler::canBeUsedOn() first.
// *
// * @since 1.28
// * @param string $model CONTENT_MODEL_XXX constant
// */
// public function setContentModel( $model ) {
// $this->mContentModel = $model;
// $this->mForcedContentModel = true;
// }
//
// /**
// * Get the namespace text
// *
// * @return string|false Namespace text
// */
// public function getNsText() {
// if ( $this->isExternal() ) {
// // This probably shouldn't even happen, except for interwiki transclusion.
// // If possible, use the canonical name for the foreign namespace.
// $nsText = MWNamespace::getCanonicalName( $this->mNamespace );
// if ( $nsText !== false ) {
// return $nsText;
// }
// }
//
// try {
// $formatter = self::getTitleFormatter();
// return $formatter->getNamespaceName( $this->mNamespace, $this->mDbkeyform );
// } catch ( InvalidArgumentException $ex ) {
// wfDebug( __METHOD__ . ': ' . $ex->getMessage() . "\n" );
// return false;
// }
// }
//
// /**
// * Get the namespace text of the subject (rather than talk) page
// *
// * @return string Namespace text
// */
// public function getSubjectNsText() {
// return MediaWikiServices::getInstance()->getContentLanguage()->
// getNsText( MWNamespace::getSubject( $this->mNamespace ) );
// }
//
// /**
// * Get the namespace text of the talk page
// *
// * @return string Namespace text
// */
// public function getTalkNsText() {
// return MediaWikiServices::getInstance()->getContentLanguage()->
// getNsText( MWNamespace::getTalk( $this->mNamespace ) );
// }
//
// /**
// * Can this title have a corresponding talk page?
// *
// * @see MWNamespace::hasTalkNamespace
// * @since 1.30
// *
// * @return bool True if this title either is a talk page or can have a talk page associated.
// */
// public function canHaveTalkPage() {
// return MWNamespace::hasTalkNamespace( $this->mNamespace );
// }
//
// /**
// * Is this in a namespace that allows actual pages?
// *
// * @return bool
// */
// public function canExist() {
// return $this->mNamespace >= NS_MAIN;
// }
//
// /**
// * Can this title be added to a user's watchlist?
// *
// * @return bool
// */
// public function isWatchable() {
// return !$this->isExternal() && MWNamespace::isWatchable( $this->mNamespace );
// }
//
// /**
// * Returns true if this is a special page.
// *
// * @return bool
// */
// public function isSpecialPage() {
// return $this->mNamespace == NS_SPECIAL;
// }
//
// /**
// * Returns true if this title resolves to the named special page
// *
// * @param string $name The special page name
// * @return bool
// */
// public function isSpecial( $name ) {
// if ( $this->isSpecialPage() ) {
// list( $thisName, /* $subpage */ ) =
// MediaWikiServices::getInstance()->getSpecialPageFactory()->
// resolveAlias( $this->mDbkeyform );
// if ( $name == $thisName ) {
// return true;
// }
// }
// return false;
// }
//
// /**
// * If the Title refers to a special page alias which is not the local default, resolve
// * the alias, and localise the name as necessary. Otherwise, return $this
// *
// * @return Title
// */
// public function fixSpecialName() {
// if ( $this->isSpecialPage() ) {
// $spFactory = MediaWikiServices::getInstance()->getSpecialPageFactory();
// list( $canonicalName, $par ) = $spFactory->resolveAlias( $this->mDbkeyform );
// if ( $canonicalName ) {
// $localName = $spFactory->getLocalNameFor( $canonicalName, $par );
// if ( $localName != $this->mDbkeyform ) {
// return self::makeTitle( NS_SPECIAL, $localName );
// }
// }
// }
// return $this;
// }
//
// /**
// * Returns true if the title is inside the specified namespace.
// *
// * Please make use of this instead of comparing to getNamespace()
// * This function is much more resistant to changes we may make
// * to namespaces than code that makes direct comparisons.
// * @param int $ns The namespace
// * @return bool
// * @since 1.19
// */
// public function inNamespace( $ns ) {
// return MWNamespace::equals( $this->mNamespace, $ns );
// }
//
// /**
// * Returns true if the title is inside one of the specified namespaces.
// *
// * @param int|int[] $namespaces,... The namespaces to check for
// * @return bool
// * @since 1.19
// */
// public function inNamespaces( /* ... */ ) {
// $namespaces = func_get_args();
// if ( count( $namespaces ) > 0 && is_array( $namespaces[0] ) ) {
// $namespaces = $namespaces[0];
// }
//
// foreach ( $namespaces as $ns ) {
// if ( $this->inNamespace( $ns ) ) {
// return true;
// }
// }
//
// return false;
// }
//
// /**
// * Returns true if the title has the same subject namespace as the
// * namespace specified.
// * For example this method will take NS_USER and return true if namespace
// * is either NS_USER or NS_USER_TALK since both of them have NS_USER
// * as their subject namespace.
// *
// * This is MUCH simpler than individually testing for equivalence
// * against both NS_USER and NS_USER_TALK, and is also forward compatible.
// * @since 1.19
// * @param int $ns
// * @return bool
// */
// public function hasSubjectNamespace( $ns ) {
// return MWNamespace::subjectEquals( $this->mNamespace, $ns );
// }
//
// /**
// * Is this Title in a namespace which contains content?
// * In other words, is this a content page, for the purposes of calculating
// * statistics, etc?
// *
// * @return bool
// */
// public function isContentPage() {
// return MWNamespace::isContent( $this->mNamespace );
// }
//
// /**
// * Would anybody with sufficient privileges be able to move this page?
// * Some pages just aren't movable.
// *
// * @return bool
// */
// public function isMovable() {
// if ( !MWNamespace::isMovable( $this->mNamespace ) || $this->isExternal() ) {
// // Interwiki title or immovable namespace. Hooks don't get to override here
// return false;
// }
//
// $result = true;
// Hooks::run( 'TitleIsMovable', [ $this, &$result ] );
// return $result;
// }
//
// /**
// * Is this the mainpage?
// * @note Title::newFromText seems to be sufficiently optimized by the title
// * cache that we don't need to over-optimize by doing direct comparisons and
// * accidentally creating new bugs where $title->equals( Title::newFromText() )
// * ends up reporting something differently than $title->isMainPage();
// *
// * @since 1.18
// * @return bool
// */
// public function isMainPage() {
// return $this->equals( self::newMainPage() );
// }
//
// /**
// * Is this a subpage?
// *
// * @return bool
// */
// public function isSubpage() {
// return MWNamespace::hasSubpages( $this->mNamespace )
// ? strpos( $this->getText(), '/' ) !== false
// : false;
// }
//
// /**
// * Is this a conversion table for the LanguageConverter?
// *
// * @return bool
// */
// public function isConversionTable() {
// // @todo ConversionTable should become a separate content model.
//
// return $this->mNamespace == NS_MEDIAWIKI &&
// strpos( $this->getText(), 'Conversiontable/' ) === 0;
// }
//
// /**
// * Does that page contain wikitext, or it is JS, CSS or whatever?
// *
// * @return bool
// */
// public function isWikitextPage() {
// return $this->hasContentModel( CONTENT_MODEL_WIKITEXT );
// }
//
// /**
// * Could this MediaWiki namespace page contain custom CSS, JSON, or JavaScript for the
// * global UI. This is generally true for pages in the MediaWiki namespace having
// * CONTENT_MODEL_CSS, CONTENT_MODEL_JSON, or CONTENT_MODEL_JAVASCRIPT.
// *
// * This method does *not* return true for per-user JS/JSON/CSS. Use isUserConfigPage()
// * for that!
// *
// * Note that this method should not return true for pages that contain and show
// * "inactive" CSS, JSON, or JS.
// *
// * @return bool
// * @since 1.31
// */
// public function isSiteConfigPage() {
// return (
// $this->isSiteCssConfigPage()
// || $this->isSiteJsonConfigPage()
// || $this->isSiteJsConfigPage()
// );
// }
//
// /**
// * Is this a "config" (.css, .json, or .js) sub-page of a user page?
// *
// * @return bool
// * @since 1.31
// */
// public function isUserConfigPage() {
// return (
// $this->isUserCssConfigPage()
// || $this->isUserJsonConfigPage()
// || $this->isUserJsConfigPage()
// );
// }
//
// /**
// * Trim down a .css, .json, or .js subpage title to get the corresponding skin name
// *
// * @return string Containing skin name from .css, .json, or .js subpage title
// * @since 1.31
// */
// public function getSkinFromConfigSubpage() {
// $subpage = explode( '/', $this->mTextform );
// $subpage = $subpage[count( $subpage ) - 1];
// $lastdot = strrpos( $subpage, '.' );
// if ( $lastdot === false ) {
// return $subpage; # Never happens: only called for names ending in '.css'/'.json'/'.js'
// }
// return substr( $subpage, 0, $lastdot );
// }
//
// /**
// * Is this a CSS "config" sub-page of a user page?
// *
// * @return bool
// * @since 1.31
// */
// public function isUserCssConfigPage() {
// return (
// NS_USER == $this->mNamespace
// && $this->isSubpage()
// && $this->hasContentModel( CONTENT_MODEL_CSS )
// );
// }
//
// /**
// * Is this a JSON "config" sub-page of a user page?
// *
// * @return bool
// * @since 1.31
// */
// public function isUserJsonConfigPage() {
// return (
// NS_USER == $this->mNamespace
// && $this->isSubpage()
// && $this->hasContentModel( CONTENT_MODEL_JSON )
// );
// }
//
// /**
// * Is this a JS "config" sub-page of a user page?
// *
// * @return bool
// * @since 1.31
// */
// public function isUserJsConfigPage() {
// return (
// NS_USER == $this->mNamespace
// && $this->isSubpage()
// && $this->hasContentModel( CONTENT_MODEL_JAVASCRIPT )
// );
// }
//
// /**
// * Is this a sitewide CSS "config" page?
// *
// * @return bool
// * @since 1.32
// */
// public function isSiteCssConfigPage() {
// return (
// NS_MEDIAWIKI == $this->mNamespace
// && (
// $this->hasContentModel( CONTENT_MODEL_CSS )
// // paranoia - a MediaWiki: namespace page with mismatching extension and content
// // model is probably by mistake and might get handled incorrectly (see e.g. T112937)
// || substr( $this->mDbkeyform, -4 ) === '.css'
// )
// );
// }
//
// /**
// * Is this a sitewide JSON "config" page?
// *
// * @return bool
// * @since 1.32
// */
// public function isSiteJsonConfigPage() {
// return (
// NS_MEDIAWIKI == $this->mNamespace
// && (
// $this->hasContentModel( CONTENT_MODEL_JSON )
// // paranoia - a MediaWiki: namespace page with mismatching extension and content
// // model is probably by mistake and might get handled incorrectly (see e.g. T112937)
// || substr( $this->mDbkeyform, -5 ) === '.json'
// )
// );
// }
//
// /**
// * Is this a sitewide JS "config" page?
// *
// * @return bool
// * @since 1.31
// */
// public function isSiteJsConfigPage() {
// return (
// NS_MEDIAWIKI == $this->mNamespace
// && (
// $this->hasContentModel( CONTENT_MODEL_JAVASCRIPT )
// // paranoia - a MediaWiki: namespace page with mismatching extension and content
// // model is probably by mistake and might get handled incorrectly (see e.g. T112937)
// || substr( $this->mDbkeyform, -3 ) === '.js'
// )
// );
// }
//
// /**
// * Is this a message which can contain raw HTML?
// *
// * @return bool
// * @since 1.32
// */
// public function isRawHtmlMessage() {
// global $wgRawHtmlMessages;
//
// if ( !$this->inNamespace( NS_MEDIAWIKI ) ) {
// return false;
// }
// $message = lcfirst( $this->getRootTitle()->getDBkey() );
// return in_array( $message, $wgRawHtmlMessages, true );
// }
//
// /**
// * Is this a talk page of some sort?
// *
// * @return bool
// */
// public function isTalkPage() {
// return MWNamespace::isTalk( $this->mNamespace );
// }
//
// /**
// * Get a Title object associated with the talk page of this article
// *
// * @return Title The object for the talk page
// */
// public function getTalkPage() {
// return self::makeTitle( MWNamespace::getTalk( $this->mNamespace ), $this->mDbkeyform );
// }
//
// /**
// * Get a Title object associated with the talk page of this article,
// * if such a talk page can exist.
// *
// * @since 1.30
// *
// * @return Title|null The object for the talk page,
// * or null if no associated talk page can exist, according to canHaveTalkPage().
// */
// public function getTalkPageIfDefined() {
// if ( !$this->canHaveTalkPage() ) {
// return null;
// }
//
// return $this->getTalkPage();
// }
//
// /**
// * Get a title object associated with the subject page of this
// * talk page
// *
// * @return Title The object for the subject page
// */
// public function getSubjectPage() {
// // Is this the same title?
// $subjectNS = MWNamespace::getSubject( $this->mNamespace );
// if ( $this->mNamespace == $subjectNS ) {
// return $this;
// }
// return self::makeTitle( $subjectNS, $this->mDbkeyform );
// }
//
// /**
// * Get the other title for this page, if this is a subject page
// * get the talk page, if it is a subject page get the talk page
// *
// * @since 1.25
// * @throws MWException If the page doesn't have an other page
// * @return Title
// */
// public function getOtherPage() {
// if ( $this->isSpecialPage() ) {
// throw new MWException( 'Special pages cannot have other pages' );
// }
// if ( $this->isTalkPage() ) {
// return $this->getSubjectPage();
// } else {
// if ( !$this->canHaveTalkPage() ) {
// throw new MWException( "{$this->getPrefixedText()} does not have an other page" );
// }
// return $this->getTalkPage();
// }
// }
//
// /**
// * Get the default namespace index, for when there is no namespace
// *
// * @return int Default namespace index
// */
// public function getDefaultNamespace() {
// return $this->mDefaultNamespace;
// }
//
// /**
// * Get the Title fragment (i.e.\ the bit after the #) in text form
// *
// * Use Title::hasFragment to check for a fragment
// *
// * @return string Title fragment
// */
// public function getFragment() {
// return $this->mFragment;
// }
//
// /**
// * Check if a Title fragment is set
// *
// * @return bool
// * @since 1.23
// */
// public function hasFragment() {
// return $this->mFragment !== '';
// }
//
// /**
// * Get the fragment in URL form, including the "#" character if there is one
// *
// * @return string Fragment in URL form
// */
// public function getFragmentForURL() {
// if ( !$this->hasFragment() ) {
// return '';
// } elseif ( $this->isExternal() ) {
// // Note: If the interwiki is unknown, it's treated as a namespace on the local wiki,
// // so we treat it like a local interwiki.
// $interwiki = self::getInterwikiLookup()->fetch( $this->mInterwiki );
// if ( $interwiki && !$interwiki->isLocal() ) {
// return '#' . Sanitizer::escapeIdForExternalInterwiki( $this->mFragment );
// }
// }
//
// return '#' . Sanitizer::escapeIdForLink( $this->mFragment );
// }
//
// /**
// * Set the fragment for this title. Removes the first character from the
// * specified fragment before setting, so it assumes you're passing it with
// * an initial "#".
// *
// * Deprecated for public use, use Title::makeTitle() with fragment parameter,
// * or Title::createFragmentTarget().
// * Still in active use privately.
// *
// * @private
// * @param string $fragment Text
// */
// public function setFragment( $fragment ) {
// $this->mFragment = strtr( substr( $fragment, 1 ), '_', ' ' );
// }
//
// /**
// * Creates a new Title for a different fragment of the same page.
// *
// * @since 1.27
// * @param string $fragment
// * @return Title
// */
// public function createFragmentTarget( $fragment ) {
// return self::makeTitle(
// $this->mNamespace,
// $this->getText(),
// $fragment,
// $this->mInterwiki
// );
// }
//
// /**
// * Prefix some arbitrary text with the namespace or interwiki prefix
// * of this object
// *
// * @param string $name The text
// * @return string The prefixed text
// */
// private function prefix( $name ) {
// $p = '';
// if ( $this->isExternal() ) {
// $p = $this->mInterwiki . ':';
// }
//
// if ( $this->mNamespace != 0 ) {
// $nsText = $this->getNsText();
//
// if ( $nsText === false ) {
// // See T165149. Awkward, but better than erroneously linking to the main namespace.
// $nsText = MediaWikiServices::getInstance()->getContentLanguage()->
// getNsText( NS_SPECIAL ) . ":Badtitle/NS{$this->mNamespace}";
// }
//
// $p .= $nsText . ':';
// }
// return $p . $name;
// }
//
// /**
// * Get the prefixed database key form
// *
// * @return string The prefixed title, with underscores and
// * any interwiki and namespace prefixes
// */
// public function getPrefixedDBkey() {
// $s = $this->prefix( $this->mDbkeyform );
// $s = strtr( $s, ' ', '_' );
// return $s;
// }
//
// /**
// * Get the prefixed title with spaces.
// * This is the form usually used for display
// *
// * @return string The prefixed title, with spaces
// */
// public function getPrefixedText() {
// if ( $this->prefixedText === null ) {
// $s = $this->prefix( $this->mTextform );
// $s = strtr( $s, '_', ' ' );
// $this->prefixedText = $s;
// }
// return $this->prefixedText;
// }
//
// /**
// * Return a string representation of this title
// *
// * @return string Representation of this title
// */
// public function __toString() {
// return $this->getPrefixedText();
// }
//
// /**
// * Get the prefixed title with spaces, plus any fragment
// * (part beginning with '#')
// *
// * @return string The prefixed title, with spaces and the fragment, including '#'
// */
// public function getFullText() {
// $text = $this->getPrefixedText();
// if ( $this->hasFragment() ) {
// $text .= '#' . $this->mFragment;
// }
// return $text;
// }
//
// /**
// * Get the root page name text without a namespace, i.e. the leftmost part before any slashes
// *
// * @par Example:
// * @code
// * Title::newFromText('User:Foo/Bar/Baz')->getRootText();
// * # returns: 'Foo'
// * @endcode
// *
// * @return string Root name
// * @since 1.20
// */
// public function getRootText() {
// if ( !MWNamespace::hasSubpages( $this->mNamespace ) ) {
// return $this->getText();
// }
//
// return strtok( $this->getText(), '/' );
// }
//
// /**
// * Get the root page name title, i.e. the leftmost part before any slashes
// *
// * @par Example:
// * @code
// * Title::newFromText('User:Foo/Bar/Baz')->getRootTitle();
// * # returns: Title{User:Foo}
// * @endcode
// *
// * @return Title Root title
// * @since 1.20
// */
// public function getRootTitle() {
// return self::makeTitle( $this->mNamespace, $this->getRootText() );
// }
//
// /**
// * Get the base page name without a namespace, i.e. the part before the subpage name
// *
// * @par Example:
// * @code
// * Title::newFromText('User:Foo/Bar/Baz')->getBaseText();
// * # returns: 'Foo/Bar'
// * @endcode
// *
// * @return string Base name
// */
// public function getBaseText() {
// $text = $this->getText();
// if ( !MWNamespace::hasSubpages( $this->mNamespace ) ) {
// return $text;
// }
//
// $lastSlashPos = strrpos( $text, '/' );
// // Don't discard the real title if there's no subpage involved
// if ( $lastSlashPos === false ) {
// return $text;
// }
//
// return substr( $text, 0, $lastSlashPos );
// }
//
// /**
// * Get the base page name title, i.e. the part before the subpage name
// *
// * @par Example:
// * @code
// * Title::newFromText('User:Foo/Bar/Baz')->getBaseTitle();
// * # returns: Title{User:Foo/Bar}
// * @endcode
// *
// * @return Title Base title
// * @since 1.20
// */
// public function getBaseTitle() {
// return self::makeTitle( $this->mNamespace, $this->getBaseText() );
// }
//
// /**
// * Get the lowest-level subpage name, i.e. the rightmost part after any slashes
// *
// * @par Example:
// * @code
// * Title::newFromText('User:Foo/Bar/Baz')->getSubpageText();
// * # returns: "Baz"
// * @endcode
// *
// * @return string Subpage name
// */
// public function getSubpageText() {
// if ( !MWNamespace::hasSubpages( $this->mNamespace ) ) {
// return $this->mTextform;
// }
// $parts = explode( '/', $this->mTextform );
// return $parts[count( $parts ) - 1];
// }
//
// /**
// * Get the title for a subpage of the current page
// *
// * @par Example:
// * @code
// * Title::newFromText('User:Foo/Bar/Baz')->getSubpage("Asdf");
// * # returns: Title{User:Foo/Bar/Baz/Asdf}
// * @endcode
// *
// * @param string $text The subpage name to add to the title
// * @return Title|null Subpage title, or null on an error
// * @since 1.20
// */
// public function getSubpage( $text ) {
// return self::makeTitleSafe( $this->mNamespace, $this->getText() . '/' . $text );
// }
//
// /**
// * Get a URL-encoded form of the subpage text
// *
// * @return string URL-encoded subpage name
// */
// public function getSubpageUrlForm() {
// $text = $this->getSubpageText();
// $text = wfUrlencode( strtr( $text, ' ', '_' ) );
// return $text;
// }
//
// /**
// * Get a URL-encoded title (not an actual URL) including interwiki
// *
// * @return string The URL-encoded form
// */
// public function getPrefixedURL() {
// $s = $this->prefix( $this->mDbkeyform );
// $s = wfUrlencode( strtr( $s, ' ', '_' ) );
// return $s;
// }
//
// /**
// * Helper to fix up the get{Canonical,Full,Link,Local,Internal}URL args
// * get{Canonical,Full,Link,Local,Internal}URL methods accepted an optional
// * second argument named variant. This was deprecated in favor
// * of passing an array of option with a "variant" key
// * Once $query2 is removed for good, this helper can be dropped
// * and the wfArrayToCgi moved to getLocalURL();
// *
// * @since 1.19 (r105919)
// * @param array|string $query
// * @param string|string[]|bool $query2
// * @return string
// */
// private static function fixUrlQueryArgs( $query, $query2 = false ) {
// if ( $query2 !== false ) {
// wfDeprecated( "Title::get{Canonical,Full,Link,Local,Internal}URL " .
// "method called with a second parameter is deprecated. Add your " .
// "parameter to an array passed as the first parameter.", "1.19" );
// }
// if ( is_array( $query ) ) {
// $query = wfArrayToCgi( $query );
// }
// if ( $query2 ) {
// if ( is_string( $query2 ) ) {
// // $query2 is a string, we will consider this to be
// // a deprecated $variant argument and add it to the query
// $query2 = wfArrayToCgi( [ 'variant' => $query2 ] );
// } else {
// $query2 = wfArrayToCgi( $query2 );
// }
// // If we have $query content add a & to it first
// if ( $query ) {
// $query .= '&';
// }
// // Now append the queries together
// $query .= $query2;
// }
// return $query;
// }
//
// /**
// * Get a real URL referring to this title, with interwiki link and
// * fragment
// *
// * @see self::getLocalURL for the arguments.
// * @see wfExpandUrl
// * @param string|string[] $query
// * @param string|string[]|bool $query2
// * @param string|int|null $proto Protocol type to use in URL
// * @return string The URL
// */
// public function getFullURL( $query = '', $query2 = false, $proto = PROTO_RELATIVE ) {
// $query = self::fixUrlQueryArgs( $query, $query2 );
//
// # Hand off all the decisions on urls to getLocalURL
// $url = $this->getLocalURL( $query );
//
// # Expand the url to make it a full url. Note that getLocalURL has the
// # potential to output full urls for a variety of reasons, so we use
// # wfExpandUrl instead of simply prepending $wgServer
// $url = wfExpandUrl( $url, $proto );
//
// # Finally, add the fragment.
// $url .= $this->getFragmentForURL();
// // Avoid PHP 7.1 warning from passing $this by reference
// $titleRef = $this;
// Hooks::run( 'GetFullURL', [ &$titleRef, &$url, $query ] );
// return $url;
// }
//
// /**
// * Get a url appropriate for making redirects based on an untrusted url arg
// *
// * This is basically the same as getFullUrl(), but in the case of external
// * interwikis, we send the user to a landing page, to prevent possible
// * phishing attacks and the like.
// *
// * @note Uses current protocol by default, since technically relative urls
// * aren't allowed in redirects per HTTP spec, so this is not suitable for
// * places where the url gets cached, as might pollute between
// * https and non-https users.
// * @see self::getLocalURL for the arguments.
// * @param array|string $query
// * @param string $proto Protocol type to use in URL
// * @return string A url suitable to use in an HTTP location header.
// */
// public function getFullUrlForRedirect( $query = '', $proto = PROTO_CURRENT ) {
// $target = $this;
// if ( $this->isExternal() ) {
// $target = SpecialPage::getTitleFor(
// 'GoToInterwiki',
// $this->getPrefixedDBkey()
// );
// }
// return $target->getFullURL( $query, false, $proto );
// }
//
// /**
// * Get a URL with no fragment or server name (relative URL) from a Title object.
// * If this page is generated with action=render, however,
// * $wgServer is prepended to make an absolute URL.
// *
// * @see self::getFullURL to always get an absolute URL.
// * @see self::getLinkURL to always get a URL that's the simplest URL that will be
// * valid to link, locally, to the current Title.
// * @see self::newFromText to produce a Title object.
// *
// * @param string|string[] $query An optional query string,
// * not used for interwiki links. Can be specified as an associative array as well,
// * e.g., array( 'action' => 'edit' ) (keys and values will be URL-escaped).
// * Some query patterns will trigger various shorturl path replacements.
// * @param string|string[]|bool $query2 An optional secondary query array. This one MUST
// * be an array. If a string is passed it will be interpreted as a deprecated
// * variant argument and urlencoded into a variant= argument.
// * This second query argument will be added to the $query
// * The second parameter is deprecated since 1.19. Pass it as a key,value
// * pair in the first parameter array instead.
// *
// * @return string String of the URL.
// */
// public function getLocalURL( $query = '', $query2 = false ) {
// global $wgArticlePath, $wgScript, $wgServer, $wgRequest;
//
// $query = self::fixUrlQueryArgs( $query, $query2 );
//
// $interwiki = self::getInterwikiLookup()->fetch( $this->mInterwiki );
// if ( $interwiki ) {
// $namespace = $this->getNsText();
// if ( $namespace != '' ) {
// # Can this actually happen? Interwikis shouldn't be parsed.
// # Yes! It can in interwiki transclusion. But... it probably shouldn't.
// $namespace .= ':';
// }
// $url = $interwiki->getURL( $namespace . $this->mDbkeyform );
// $url = wfAppendQuery( $url, $query );
// } else {
// $dbkey = wfUrlencode( $this->getPrefixedDBkey() );
// if ( $query == '' ) {
// $url = str_replace( '$1', $dbkey, $wgArticlePath );
// // Avoid PHP 7.1 warning from passing $this by reference
// $titleRef = $this;
// Hooks::run( 'GetLocalURL::Article', [ &$titleRef, &$url ] );
// } else {
// global $wgVariantArticlePath, $wgActionPaths;
// $url = false;
// $matches = [];
//
// if ( !empty( $wgActionPaths )
// && preg_match( '/^(.*&|)action=([^&]*)(&(.*)|)$/', $query, $matches )
// ) {
// $action = urldecode( $matches[2] );
// if ( isset( $wgActionPaths[$action] ) ) {
// $query = $matches[1];
// if ( isset( $matches[4] ) ) {
// $query .= $matches[4];
// }
// $url = str_replace( '$1', $dbkey, $wgActionPaths[$action] );
// if ( $query != '' ) {
// $url = wfAppendQuery( $url, $query );
// }
// }
// }
//
// if ( $url === false
// && $wgVariantArticlePath
// && preg_match( '/^variant=([^&]*)$/', $query, $matches )
// && $this->getPageLanguage()->equals(
// MediaWikiServices::getInstance()->getContentLanguage() )
// && $this->getPageLanguage()->hasVariants()
// ) {
// $variant = urldecode( $matches[1] );
// if ( $this->getPageLanguage()->hasVariant( $variant ) ) {
// // Only do the variant replacement if the given variant is a valid
// // variant for the page's language.
// $url = str_replace( '$2', urlencode( $variant ), $wgVariantArticlePath );
// $url = str_replace( '$1', $dbkey, $url );
// }
// }
//
// if ( $url === false ) {
// if ( $query == '-' ) {
// $query = '';
// }
// $url = "{$wgScript}?title={$dbkey}&{$query}";
// }
// }
// // Avoid PHP 7.1 warning from passing $this by reference
// $titleRef = $this;
// Hooks::run( 'GetLocalURL::Internal', [ &$titleRef, &$url, $query ] );
//
// // @todo FIXME: This causes breakage in various places when we
// // actually expected a local URL and end up with dupe prefixes.
// if ( $wgRequest->getVal( 'action' ) == 'render' ) {
// $url = $wgServer . $url;
// }
// }
// // Avoid PHP 7.1 warning from passing $this by reference
// $titleRef = $this;
// Hooks::run( 'GetLocalURL', [ &$titleRef, &$url, $query ] );
// return $url;
// }
//
// /**
// * Get a URL that's the simplest URL that will be valid to link, locally,
// * to the current Title. It includes the fragment, but does not include
// * the server unless action=render is used (or the link is external). If
// * there's a fragment but the prefixed text is empty, we just return a link
// * to the fragment.
// *
// * The result obviously should not be URL-escaped, but does need to be
// * HTML-escaped if it's being output in HTML.
// *
// * @param string|string[] $query
// * @param bool $query2
// * @param string|int|bool $proto A PROTO_* constant on how the URL should be expanded,
// * or false (default) for no expansion
// * @see self::getLocalURL for the arguments.
// * @return string The URL
// */
// public function getLinkURL( $query = '', $query2 = false, $proto = false ) {
// if ( $this->isExternal() || $proto !== false ) {
// $ret = $this->getFullURL( $query, $query2, $proto );
// } elseif ( $this->getPrefixedText() === '' && $this->hasFragment() ) {
// $ret = $this->getFragmentForURL();
// } else {
// $ret = $this->getLocalURL( $query, $query2 ) . $this->getFragmentForURL();
// }
// return $ret;
// }
//
// /**
// * Get the URL form for an internal link.
// * - Used in various CDN-related code, in case we have a different
// * internal hostname for the server from the exposed one.
// *
// * This uses $wgInternalServer to qualify the path, or $wgServer
// * if $wgInternalServer is not set. If the server variable used is
// * protocol-relative, the URL will be expanded to http://
// *
// * @see self::getLocalURL for the arguments.
// * @param string|string[] $query
// * @param string|bool $query2 Deprecated
// * @return string The URL
// */
// public function getInternalURL( $query = '', $query2 = false ) {
// global $wgInternalServer, $wgServer;
// $query = self::fixUrlQueryArgs( $query, $query2 );
// $server = $wgInternalServer !== false ? $wgInternalServer : $wgServer;
// $url = wfExpandUrl( $server . $this->getLocalURL( $query ), PROTO_HTTP );
// // Avoid PHP 7.1 warning from passing $this by reference
// $titleRef = $this;
// Hooks::run( 'GetInternalURL', [ &$titleRef, &$url, $query ] );
// return $url;
// }
//
// /**
// * Get the URL for a canonical link, for use in things like IRC and
// * e-mail notifications. Uses $wgCanonicalServer and the
// * GetCanonicalURL hook.
// *
// * NOTE: Unlike getInternalURL(), the canonical URL includes the fragment
// *
// * @see self::getLocalURL for the arguments.
// * @param string|string[] $query
// * @param string|bool $query2 Deprecated
// * @return string The URL
// * @since 1.18
// */
// public function getCanonicalURL( $query = '', $query2 = false ) {
// $query = self::fixUrlQueryArgs( $query, $query2 );
// $url = wfExpandUrl( $this->getLocalURL( $query ) . $this->getFragmentForURL(), PROTO_CANONICAL );
// // Avoid PHP 7.1 warning from passing $this by reference
// $titleRef = $this;
// Hooks::run( 'GetCanonicalURL', [ &$titleRef, &$url, $query ] );
// return $url;
// }
//
// /**
// * Get the edit URL for this Title
// *
// * @return string The URL, or a null string if this is an interwiki link
// */
// public function getEditURL() {
// if ( $this->isExternal() ) {
// return '';
// }
// $s = $this->getLocalURL( 'action=edit' );
//
// return $s;
// }
//
// /**
// * Can $user perform $action on this page?
// * This skips potentially expensive cascading permission checks
// * as well as avoids expensive error formatting
// *
// * Suitable for use for nonessential UI controls in common cases, but
// * _not_ for functional access control.
// *
// * May provide false positives, but should never provide a false negative.
// *
// * @param string $action Action that permission needs to be checked for
// * @param User|null $user User to check (since 1.19); $wgUser will be used if not provided.
// *
// * @return bool
// * @throws Exception
// *
// * @deprecated since 1.33,
// * use MediaWikiServices::getInstance()->getPermissionManager()->quickUserCan(..) instead
// *
// */
// public function quickUserCan( $action, $user = null ) {
// return $this->userCan( $action, $user, false );
// }
//
// /**
// * Can $user perform $action on this page?
// *
// * @param string $action Action that permission needs to be checked for
// * @param User|null $user User to check (since 1.19); $wgUser will be used if not
// * provided.
// * @param string $rigor Same format as Title::getUserPermissionsErrors()
// *
// * @return bool
// * @throws Exception
// *
// * @deprecated since 1.33,
// * use MediaWikiServices::getInstance()->getPermissionManager()->userCan(..) instead
// *
// */
// public function userCan( $action, $user = null, $rigor = PermissionManager::RIGOR_SECURE ) {
// if ( !$user instanceof User ) {
// global $wgUser;
// $user = $wgUser;
// }
//
// // TODO: this is for b/c, eventually will be removed
// if ( $rigor === true ) {
// $rigor = PermissionManager::RIGOR_SECURE; // b/c
// } elseif ( $rigor === false ) {
// $rigor = PermissionManager::RIGOR_QUICK; // b/c
// }
//
// return MediaWikiServices::getInstance()->getPermissionManager()
// ->userCan( $action, $user, $this, $rigor );
// }
//
// /**
// * Can $user perform $action on this page?
// *
// * @todo FIXME: This *does not* check throttles (User::pingLimiter()).
// *
// * @param string $action Action that permission needs to be checked for
// * @param User $user User to check
// * @param string $rigor One of (quick,full,secure)
// * - quick : does cheap permission checks from replica DBs (usable for GUI creation)
// * - full : does cheap and expensive checks possibly from a replica DB
// * - secure : does cheap and expensive checks, using the master as needed
// * @param array $ignoreErrors Array of Strings Set this to a list of message keys
// * whose corresponding errors may be ignored.
// *
// * @return array Array of arrays of the arguments to wfMessage to explain permissions problems.
// * @throws Exception
// *
// * @deprecated since 1.33,
// * use MediaWikiServices::getInstance()->getPermissionManager()->getUserPermissionsErrors()
// *
// */
// public function getUserPermissionsErrors(
// $action, $user, $rigor = PermissionManager::RIGOR_SECURE, $ignoreErrors = []
// ) {
// // TODO: this is for b/c, eventually will be removed
// if ( $rigor === true ) {
// $rigor = PermissionManager::RIGOR_SECURE; // b/c
// } elseif ( $rigor === false ) {
// $rigor = PermissionManager::RIGOR_QUICK; // b/c
// }
//
// return MediaWikiServices::getInstance()->getPermissionManager()
// ->getPermissionErrors( $action, $user, $this, $rigor, $ignoreErrors );
// }
//
// /**
// * Add the resulting error code to the errors array
// *
// * @param array $errors List of current errors
// * @param array $result Result of errors
// *
// * @return array List of errors
// */
// private function resultToError( $errors, $result ) {
// if ( is_array( $result ) && count( $result ) && !is_array( $result[0] ) ) {
// // A single array representing an error
// $errors[] = $result;
// } elseif ( is_array( $result ) && is_array( $result[0] ) ) {
// // A nested array representing multiple errors
// $errors = array_merge( $errors, $result );
// } elseif ( $result !== '' && is_string( $result ) ) {
// // A string representing a message-id
// $errors[] = [ $result ];
// } elseif ( $result instanceof MessageSpecifier ) {
// // A message specifier representing an error
// $errors[] = [ $result ];
// } elseif ( $result === false ) {
// // a generic "We don't want them to do that"
// $errors[] = [ 'badaccess-group0' ];
// }
// return $errors;
// }
//
// /**
// * Get a filtered list of all restriction types supported by this wiki.
// * @param bool $exists True to get all restriction types that apply to
// * titles that do exist, False for all restriction types that apply to
// * titles that do not exist
// * @return array
// */
// public static function getFilteredRestrictionTypes( $exists = true ) {
// global $wgRestrictionTypes;
// $types = $wgRestrictionTypes;
// if ( $exists ) {
// # Remove the create restriction for existing titles
// $types = array_diff( $types, [ 'create' ] );
// } else {
// # Only the create and upload restrictions apply to non-existing titles
// $types = array_intersect( $types, [ 'create', 'upload' ] );
// }
// return $types;
// }
//
// /**
// * Returns restriction types for the current Title
// *
// * @return array Applicable restriction types
// */
// public function getRestrictionTypes() {
// if ( $this->isSpecialPage() ) {
// return [];
// }
//
// $types = self::getFilteredRestrictionTypes( $this->exists() );
//
// if ( $this->mNamespace != NS_FILE ) {
// # Remove the upload restriction for non-file titles
// $types = array_diff( $types, [ 'upload' ] );
// }
//
// Hooks::run( 'TitleGetRestrictionTypes', [ $this, &$types ] );
//
// wfDebug( __METHOD__ . ': applicable restrictions to [[' .
// $this->getPrefixedText() . ']] are {' . implode( ',', $types ) . "}\n" );
//
// return $types;
// }
//
// /**
// * Is this title subject to title protection?
// * Title protection is the one applied against creation of such title.
// *
// * @return array|bool An associative array representing any existent title
// * protection, or false if there's none.
// */
// public function getTitleProtection() {
// $protection = $this->getTitleProtectionInternal();
// if ( $protection ) {
// if ( $protection['permission'] == 'sysop' ) {
// $protection['permission'] = 'editprotected'; // B/C
// }
// if ( $protection['permission'] == 'autoconfirmed' ) {
// $protection['permission'] = 'editsemiprotected'; // B/C
// }
// }
// return $protection;
// }
//
// /**
// * Fetch title protection settings
// *
// * To work correctly, $this->loadRestrictions() needs to have access to the
// * actual protections in the database without munging 'sysop' =>
// * 'editprotected' and 'autoconfirmed' => 'editsemiprotected'. Other
// * callers probably want $this->getTitleProtection() instead.
// *
// * @return array|bool
// */
// protected function getTitleProtectionInternal() {
// // Can't protect pages in special namespaces
// if ( $this->mNamespace < 0 ) {
// return false;
// }
//
// // Can't protect pages that exist.
// if ( $this->exists() ) {
// return false;
// }
//
// if ( $this->mTitleProtection === null ) {
// $dbr = wfGetDB( DB_REPLICA );
// $commentStore = CommentStore::getStore();
// $commentQuery = $commentStore->getJoin( 'pt_reason' );
// $res = $dbr->select(
// [ 'protected_titles' ] + $commentQuery['tables'],
// [
// 'user' => 'pt_user',
// 'expiry' => 'pt_expiry',
// 'permission' => 'pt_create_perm'
// ] + $commentQuery['fields'],
// [ 'pt_namespace' => $this->mNamespace, 'pt_title' => $this->mDbkeyform ],
// __METHOD__,
// [],
// $commentQuery['joins']
// );
//
// // fetchRow returns false if there are no rows.
// $row = $dbr->fetchRow( $res );
// if ( $row ) {
// $this->mTitleProtection = [
// 'user' => $row['user'],
// 'expiry' => $dbr->decodeExpiry( $row['expiry'] ),
// 'permission' => $row['permission'],
// 'reason' => $commentStore->getComment( 'pt_reason', $row )->text,
// ];
// } else {
// $this->mTitleProtection = false;
// }
// }
// return $this->mTitleProtection;
// }
//
// /**
// * Remove any title protection due to page existing
// */
// public function deleteTitleProtection() {
// $dbw = wfGetDB( DB_MASTER );
//
// $dbw->delete(
// 'protected_titles',
// [ 'pt_namespace' => $this->mNamespace, 'pt_title' => $this->mDbkeyform ],
// __METHOD__
// );
// $this->mTitleProtection = false;
// }
//
// /**
// * Is this page "semi-protected" - the *only* protection levels are listed
// * in $wgSemiprotectedRestrictionLevels?
// *
// * @param string $action Action to check (default: edit)
// * @return bool
// */
// public function isSemiProtected( $action = 'edit' ) {
// global $wgSemiprotectedRestrictionLevels;
//
// $restrictions = $this->getRestrictions( $action );
// $semi = $wgSemiprotectedRestrictionLevels;
// if ( !$restrictions || !$semi ) {
// // Not protected, or all protection is full protection
// return false;
// }
//
// // Remap autoconfirmed to editsemiprotected for BC
// foreach ( array_keys( $semi, 'autoconfirmed' ) as $key ) {
// $semi[$key] = 'editsemiprotected';
// }
// foreach ( array_keys( $restrictions, 'autoconfirmed' ) as $key ) {
// $restrictions[$key] = 'editsemiprotected';
// }
//
// return !array_diff( $restrictions, $semi );
// }
//
// /**
// * Does the title correspond to a protected article?
// *
// * @param string $action The action the page is protected from,
// * by default checks all actions.
// * @return bool
// */
// public function isProtected( $action = '' ) {
// global $wgRestrictionLevels;
//
// $restrictionTypes = $this->getRestrictionTypes();
//
// # Special pages have inherent protection
// if ( $this->isSpecialPage() ) {
// return true;
// }
//
// # Check regular protection levels
// foreach ( $restrictionTypes as $type ) {
// if ( $action == $type || $action == '' ) {
// $r = $this->getRestrictions( $type );
// foreach ( $wgRestrictionLevels as $level ) {
// if ( in_array( $level, $r ) && $level != '' ) {
// return true;
// }
// }
// }
// }
//
// return false;
// }
//
// /**
// * Determines if $user is unable to edit this page because it has been protected
// * by $wgNamespaceProtection.
// *
// * @param User $user User object to check permissions
// * @return bool
// */
// public function isNamespaceProtected( User $user ) {
// global $wgNamespaceProtection;
//
// if ( isset( $wgNamespaceProtection[$this->mNamespace] ) ) {
// foreach ( (array)$wgNamespaceProtection[$this->mNamespace] as $right ) {
// if ( $right != '' && !$user->isAllowed( $right ) ) {
// return true;
// }
// }
// }
// return false;
// }
//
// /**
// * Cascading protection: Return true if cascading restrictions apply to this page, false if not.
// *
// * @return bool If the page is subject to cascading restrictions.
// */
// public function isCascadeProtected() {
// list( $sources, /* $restrictions */ ) = $this->getCascadeProtectionSources( false );
// return ( $sources > 0 );
// }
//
// /**
// * Determines whether cascading protection sources have already been loaded from
// * the database.
// *
// * @param bool $getPages True to check if the pages are loaded, or false to check
// * if the status is loaded.
// * @return bool Whether or not the specified information has been loaded
// * @since 1.23
// */
// public function areCascadeProtectionSourcesLoaded( $getPages = true ) {
// return $getPages ? $this->mCascadeSources !== null : $this->mHasCascadingRestrictions !== null;
// }
//
// /**
// * Cascading protection: Get the source of any cascading restrictions on this page.
// *
// * @param bool $getPages Whether or not to retrieve the actual pages
// * that the restrictions have come from and the actual restrictions
// * themselves.
// * @return array Two elements: First is an array of Title objects of the
// * pages from which cascading restrictions have come, false for
// * none, or true if such restrictions exist but $getPages was not
// * set. Second is an array like that returned by
// * Title::getAllRestrictions(), or an empty array if $getPages is
// * false.
// */
// public function getCascadeProtectionSources( $getPages = true ) {
// $pagerestrictions = [];
//
// if ( $this->mCascadeSources !== null && $getPages ) {
// return [ $this->mCascadeSources, $this->mCascadingRestrictions ];
// } elseif ( $this->mHasCascadingRestrictions !== null && !$getPages ) {
// return [ $this->mHasCascadingRestrictions, $pagerestrictions ];
// }
//
// $dbr = wfGetDB( DB_REPLICA );
//
// if ( $this->mNamespace == NS_FILE ) {
// $tables = [ 'imagelinks', 'page_restrictions' ];
// $where_clauses = [
// 'il_to' => $this->mDbkeyform,
// 'il_from=pr_page',
// 'pr_cascade' => 1
// ];
// } else {
// $tables = [ 'templatelinks', 'page_restrictions' ];
// $where_clauses = [
// 'tl_namespace' => $this->mNamespace,
// 'tl_title' => $this->mDbkeyform,
// 'tl_from=pr_page',
// 'pr_cascade' => 1
// ];
// }
//
// if ( $getPages ) {
// $cols = [ 'pr_page', 'page_namespace', 'page_title',
// 'pr_expiry', 'pr_type', 'pr_level' ];
// $where_clauses[] = 'page_id=pr_page';
// $tables[] = 'page';
// } else {
// $cols = [ 'pr_expiry' ];
// }
//
// $res = $dbr->select( $tables, $cols, $where_clauses, __METHOD__ );
//
// $sources = $getPages ? [] : false;
// $now = wfTimestampNow();
//
// foreach ( $res as $row ) {
// $expiry = $dbr->decodeExpiry( $row->pr_expiry );
// if ( $expiry > $now ) {
// if ( $getPages ) {
// $page_id = $row->pr_page;
// $page_ns = $row->page_namespace;
// $page_title = $row->page_title;
// $sources[$page_id] = self::makeTitle( $page_ns, $page_title );
// # Add groups needed for each restriction type if its not already there
// # Make sure this restriction type still exists
//
// if ( !isset( $pagerestrictions[$row->pr_type] ) ) {
// $pagerestrictions[$row->pr_type] = [];
// }
//
// if (
// isset( $pagerestrictions[$row->pr_type] )
// && !in_array( $row->pr_level, $pagerestrictions[$row->pr_type] )
// ) {
// $pagerestrictions[$row->pr_type][] = $row->pr_level;
// }
// } else {
// $sources = true;
// }
// }
// }
//
// if ( $getPages ) {
// $this->mCascadeSources = $sources;
// $this->mCascadingRestrictions = $pagerestrictions;
// } else {
// $this->mHasCascadingRestrictions = $sources;
// }
//
// return [ $sources, $pagerestrictions ];
// }
//
// /**
// * Accessor for mRestrictionsLoaded
// *
// * @return bool Whether or not the page's restrictions have already been
// * loaded from the database
// * @since 1.23
// */
// public function areRestrictionsLoaded() {
// return $this->mRestrictionsLoaded;
// }
//
// /**
// * Accessor/initialisation for mRestrictions
// *
// * @param string $action Action that permission needs to be checked for
// * @return array Restriction levels needed to take the action. All levels are
// * required. Note that restriction levels are normally user rights, but 'sysop'
// * and 'autoconfirmed' are also allowed for backwards compatibility. These should
// * be mapped to 'editprotected' and 'editsemiprotected' respectively.
// */
// public function getRestrictions( $action ) {
// if ( !$this->mRestrictionsLoaded ) {
// $this->loadRestrictions();
// }
// return $this->mRestrictions[$action] ?? [];
// }
//
// /**
// * Accessor/initialisation for mRestrictions
// *
// * @return array Keys are actions, values are arrays as returned by
// * Title::getRestrictions()
// * @since 1.23
// */
// public function getAllRestrictions() {
// if ( !$this->mRestrictionsLoaded ) {
// $this->loadRestrictions();
// }
// return $this->mRestrictions;
// }
//
// /**
// * Get the expiry time for the restriction against a given action
// *
// * @param string $action
// * @return string|bool 14-char timestamp, or 'infinity' if the page is protected forever
// * or not protected at all, or false if the action is not recognised.
// */
// public function getRestrictionExpiry( $action ) {
// if ( !$this->mRestrictionsLoaded ) {
// $this->loadRestrictions();
// }
// return $this->mRestrictionsExpiry[$action] ?? false;
// }
//
// /**
// * Returns cascading restrictions for the current article
// *
// * @return bool
// */
// function areRestrictionsCascading() {
// if ( !$this->mRestrictionsLoaded ) {
// $this->loadRestrictions();
// }
//
// return $this->mCascadeRestriction;
// }
//
// /**
// * Compiles list of active page restrictions from both page table (pre 1.10)
// * and page_restrictions table for this existing page.
// * Public for usage by LiquidThreads.
// *
// * @param array $rows Array of db result objects
// * @param string|null $oldFashionedRestrictions Comma-separated set of permission keys
// * indicating who can move or edit the page from the page table, (pre 1.10) rows.
// * Edit and move sections are separated by a colon
// * Example: "edit=autoconfirmed,sysop:move=sysop"
// */
// public function loadRestrictionsFromRows( $rows, $oldFashionedRestrictions = null ) {
// // This function will only read rows from a table that we migrated away
// // from before adding READ_LATEST support to loadRestrictions, so we
// // don't need to support reading from DB_MASTER here.
// $dbr = wfGetDB( DB_REPLICA );
//
// $restrictionTypes = $this->getRestrictionTypes();
//
// foreach ( $restrictionTypes as $type ) {
// $this->mRestrictions[$type] = [];
// $this->mRestrictionsExpiry[$type] = 'infinity';
// }
//
// $this->mCascadeRestriction = false;
//
// # Backwards-compatibility: also load the restrictions from the page record (old format).
// if ( $oldFashionedRestrictions !== null ) {
// $this->mOldRestrictions = $oldFashionedRestrictions;
// }
//
// if ( $this->mOldRestrictions === false ) {
// $linkCache = MediaWikiServices::getInstance()->getLinkCache();
// $linkCache->addLinkObj( $this ); # in case we already had an article ID
// $this->mOldRestrictions = $linkCache->getGoodLinkFieldObj( $this, 'restrictions' );
// }
//
// if ( $this->mOldRestrictions != '' ) {
// foreach ( explode( ':', trim( $this->mOldRestrictions ) ) as $restrict ) {
// $temp = explode( '=', trim( $restrict ) );
// if ( count( $temp ) == 1 ) {
// // old old format should be treated as edit/move restriction
// $this->mRestrictions['edit'] = explode( ',', trim( $temp[0] ) );
// $this->mRestrictions['move'] = explode( ',', trim( $temp[0] ) );
// } else {
// $restriction = trim( $temp[1] );
// if ( $restriction != '' ) { // some old entries are empty
// $this->mRestrictions[$temp[0]] = explode( ',', $restriction );
// }
// }
// }
// }
//
// if ( count( $rows ) ) {
// # Current system - load second to make them override.
// $now = wfTimestampNow();
//
// # Cycle through all the restrictions.
// foreach ( $rows as $row ) {
// // Don't take care of restrictions types that aren't allowed
// if ( !in_array( $row->pr_type, $restrictionTypes ) ) {
// continue;
// }
//
// $expiry = $dbr->decodeExpiry( $row->pr_expiry );
//
// // Only apply the restrictions if they haven't expired!
// if ( !$expiry || $expiry > $now ) {
// $this->mRestrictionsExpiry[$row->pr_type] = $expiry;
// $this->mRestrictions[$row->pr_type] = explode( ',', trim( $row->pr_level ) );
//
// $this->mCascadeRestriction |= $row->pr_cascade;
// }
// }
// }
//
// $this->mRestrictionsLoaded = true;
// }
//
// /**
// * Load restrictions from the page_restrictions table
// *
// * @param string|null $oldFashionedRestrictions Comma-separated set of permission keys
// * indicating who can move or edit the page from the page table, (pre 1.10) rows.
// * Edit and move sections are separated by a colon
// * Example: "edit=autoconfirmed,sysop:move=sysop"
// * @param int $flags A bit field. If self::READ_LATEST is set, skip replicas and read
// * from the master DB.
// */
// public function loadRestrictions( $oldFashionedRestrictions = null, $flags = 0 ) {
// $readLatest = DBAccessObjectUtils::hasFlags( $flags, self::READ_LATEST );
// if ( $this->mRestrictionsLoaded && !$readLatest ) {
// return;
// }
//
// // TODO: should probably pass $flags into getArticleID, but it seems hacky
// // to mix READ_LATEST and GAID_FOR_UPDATE, even if they have the same value.
// // Maybe deprecate GAID_FOR_UPDATE now that we implement IDBAccessObject?
// $id = $this->getArticleID();
// if ( $id ) {
// $fname = __METHOD__;
// $loadRestrictionsFromDb = function ( IDatabase $dbr ) use ( $fname, $id ) {
// return iterator_to_array(
// $dbr->select(
// 'page_restrictions',
// [ 'pr_type', 'pr_expiry', 'pr_level', 'pr_cascade' ],
// [ 'pr_page' => $id ],
// $fname
// )
// );
// };
//
// if ( $readLatest ) {
// $dbr = wfGetDB( DB_MASTER );
// $rows = $loadRestrictionsFromDb( $dbr );
// } else {
// $cache = MediaWikiServices::getInstance()->getMainWANObjectCache();
// $rows = $cache->getWithSetCallback(
// // Page protections always leave a new null revision
// $cache->makeKey( 'page-restrictions', 'v1', $id, $this->getLatestRevID() ),
// $cache::TTL_DAY,
// function ( $curValue, &$ttl, array &$setOpts ) use ( $loadRestrictionsFromDb ) {
// $dbr = wfGetDB( DB_REPLICA );
//
// $setOpts += Database::getCacheSetOptions( $dbr );
// $lb = MediaWikiServices::getInstance()->getDBLoadBalancer();
// if ( $lb->hasOrMadeRecentMasterChanges() ) {
// // @TODO: cleanup Title cache and caller assumption mess in general
// $ttl = WANObjectCache::TTL_UNCACHEABLE;
// }
//
// return $loadRestrictionsFromDb( $dbr );
// }
// );
// }
//
// $this->loadRestrictionsFromRows( $rows, $oldFashionedRestrictions );
// } else {
// $title_protection = $this->getTitleProtectionInternal();
//
// if ( $title_protection ) {
// $now = wfTimestampNow();
// $expiry = wfGetDB( DB_REPLICA )->decodeExpiry( $title_protection['expiry'] );
//
// if ( !$expiry || $expiry > $now ) {
// // Apply the restrictions
// $this->mRestrictionsExpiry['create'] = $expiry;
// $this->mRestrictions['create'] =
// explode( ',', trim( $title_protection['permission'] ) );
// } else { // Get rid of the old restrictions
// $this->mTitleProtection = false;
// }
// } else {
// $this->mRestrictionsExpiry['create'] = 'infinity';
// }
// $this->mRestrictionsLoaded = true;
// }
// }
//
// /**
// * Flush the protection cache in this object and force reload from the database.
// * This is used when updating protection from WikiPage::doUpdateRestrictions().
// */
// public function flushRestrictions() {
// $this->mRestrictionsLoaded = false;
// $this->mTitleProtection = null;
// }
//
// /**
// * Purge expired restrictions from the page_restrictions table
// *
// * This will purge no more than $wgUpdateRowsPerQuery page_restrictions rows
// */
// static function purgeExpiredRestrictions() {
// if ( wfReadOnly() ) {
// return;
// }
//
// DeferredUpdates::addUpdate( new AtomicSectionUpdate(
// wfGetDB( DB_MASTER ),
// __METHOD__,
// function ( IDatabase $dbw, $fname ) {
// $config = MediaWikiServices::getInstance()->getMainConfig();
// $ids = $dbw->selectFieldValues(
// 'page_restrictions',
// 'pr_id',
// [ 'pr_expiry < ' . $dbw->addQuotes( $dbw->timestamp() ) ],
// $fname,
// [ 'LIMIT' => $config->get( 'UpdateRowsPerQuery' ) ] // T135470
// );
// if ( $ids ) {
// $dbw->delete( 'page_restrictions', [ 'pr_id' => $ids ], $fname );
// }
// }
// ) );
//
// DeferredUpdates::addUpdate( new AtomicSectionUpdate(
// wfGetDB( DB_MASTER ),
// __METHOD__,
// function ( IDatabase $dbw, $fname ) {
// $dbw->delete(
// 'protected_titles',
// [ 'pt_expiry < ' . $dbw->addQuotes( $dbw->timestamp() ) ],
// $fname
// );
// }
// ) );
// }
//
// /**
// * Does this have subpages? (Warning, usually requires an extra DB query.)
// *
// * @return bool
// */
// public function hasSubpages() {
// if ( !MWNamespace::hasSubpages( $this->mNamespace ) ) {
// # Duh
// return false;
// }
//
// # We dynamically add a member variable for the purpose of this method
// # alone to cache the result. There's no point in having it hanging
// # around uninitialized in every Title object; therefore we only add it
// # if needed and don't declare it statically.
// if ( $this->mHasSubpages === null ) {
// $this->mHasSubpages = false;
// $subpages = $this->getSubpages( 1 );
// if ( $subpages instanceof TitleArray ) {
// $this->mHasSubpages = (bool)$subpages->count();
// }
// }
//
// return $this->mHasSubpages;
// }
//
// /**
// * Get all subpages of this page.
// *
// * @param int $limit Maximum number of subpages to fetch; -1 for no limit
// * @return TitleArray|array TitleArray, or empty array if this page's namespace
// * doesn't allow subpages
// */
// public function getSubpages( $limit = -1 ) {
// if ( !MWNamespace::hasSubpages( $this->mNamespace ) ) {
// return [];
// }
//
// $dbr = wfGetDB( DB_REPLICA );
// $conds['page_namespace'] = $this->mNamespace;
// $conds[] = 'page_title ' . $dbr->buildLike( $this->mDbkeyform . '/', $dbr->anyString() );
// $options = [];
// if ( $limit > -1 ) {
// $options['LIMIT'] = $limit;
// }
// return TitleArray::newFromResult(
// $dbr->select( 'page',
// [ 'page_id', 'page_namespace', 'page_title', 'page_is_redirect' ],
// $conds,
// __METHOD__,
// $options
// )
// );
// }
//
// /**
// * Is there a version of this page in the deletion archive?
// *
// * @return int The number of archived revisions
// */
// public function isDeleted() {
// if ( $this->mNamespace < 0 ) {
// $n = 0;
// } else {
// $dbr = wfGetDB( DB_REPLICA );
//
// $n = $dbr->selectField( 'archive', 'COUNT(*)',
// [ 'ar_namespace' => $this->mNamespace, 'ar_title' => $this->mDbkeyform ],
// __METHOD__
// );
// if ( $this->mNamespace == NS_FILE ) {
// $n += $dbr->selectField( 'filearchive', 'COUNT(*)',
// [ 'fa_name' => $this->mDbkeyform ],
// __METHOD__
// );
// }
// }
// return (int)$n;
// }
//
// /**
// * Is there a version of this page in the deletion archive?
// *
// * @return bool
// */
// public function isDeletedQuick() {
// if ( $this->mNamespace < 0 ) {
// return false;
// }
// $dbr = wfGetDB( DB_REPLICA );
// $deleted = (bool)$dbr->selectField( 'archive', '1',
// [ 'ar_namespace' => $this->mNamespace, 'ar_title' => $this->mDbkeyform ],
// __METHOD__
// );
// if ( !$deleted && $this->mNamespace == NS_FILE ) {
// $deleted = (bool)$dbr->selectField( 'filearchive', '1',
// [ 'fa_name' => $this->mDbkeyform ],
// __METHOD__
// );
// }
// return $deleted;
// }
//
// /**
// * Get the article ID for this Title from the link cache,
// * adding it if necessary
// *
// * @param int $flags A bit field; may be Title::GAID_FOR_UPDATE to select
// * for update
// * @return int The ID
// */
// public function getArticleID( $flags = 0 ) {
// if ( $this->mNamespace < 0 ) {
// $this->mArticleID = 0;
// return $this->mArticleID;
// }
// $linkCache = MediaWikiServices::getInstance()->getLinkCache();
// if ( $flags & self::GAID_FOR_UPDATE ) {
// $oldUpdate = $linkCache->forUpdate( true );
// $linkCache->clearLink( $this );
// $this->mArticleID = $linkCache->addLinkObj( $this );
// $linkCache->forUpdate( $oldUpdate );
// } elseif ( $this->mArticleID == -1 ) {
// $this->mArticleID = $linkCache->addLinkObj( $this );
// }
// return $this->mArticleID;
// }
//
// /**
// * Is this an article that is a redirect page?
// * Uses link cache, adding it if necessary
// *
// * @param int $flags A bit field; may be Title::GAID_FOR_UPDATE to select for update
// * @return bool
// */
// public function isRedirect( $flags = 0 ) {
// if ( !is_null( $this->mRedirect ) ) {
// return $this->mRedirect;
// }
// if ( !$this->getArticleID( $flags ) ) {
// $this->mRedirect = false;
// return $this->mRedirect;
// }
//
// $linkCache = MediaWikiServices::getInstance()->getLinkCache();
// $linkCache->addLinkObj( $this ); # in case we already had an article ID
// $cached = $linkCache->getGoodLinkFieldObj( $this, 'redirect' );
// if ( $cached === null ) {
// # Trust LinkCache's state over our own
// # LinkCache is telling us that the page doesn't exist, despite there being cached
// # data relating to an existing page in $this->mArticleID. Updaters should clear
// # LinkCache as appropriate, or use $flags = Title::GAID_FOR_UPDATE. If that flag is
// # set, then LinkCache will definitely be up to date here, since getArticleID() forces
// # LinkCache to refresh its data from the master.
// $this->mRedirect = false;
// return $this->mRedirect;
// }
//
// $this->mRedirect = (bool)$cached;
//
// return $this->mRedirect;
// }
//
// /**
// * What is the length of this page?
// * Uses link cache, adding it if necessary
// *
// * @param int $flags A bit field; may be Title::GAID_FOR_UPDATE to select for update
// * @return int
// */
// public function getLength( $flags = 0 ) {
// if ( $this->mLength != -1 ) {
// return $this->mLength;
// }
// if ( !$this->getArticleID( $flags ) ) {
// $this->mLength = 0;
// return $this->mLength;
// }
// $linkCache = MediaWikiServices::getInstance()->getLinkCache();
// $linkCache->addLinkObj( $this ); # in case we already had an article ID
// $cached = $linkCache->getGoodLinkFieldObj( $this, 'length' );
// if ( $cached === null ) {
// # Trust LinkCache's state over our own, as for isRedirect()
// $this->mLength = 0;
// return $this->mLength;
// }
//
// $this->mLength = intval( $cached );
//
// return $this->mLength;
// }
//
// /**
// * What is the page_latest field for this page?
// *
// * @param int $flags A bit field; may be Title::GAID_FOR_UPDATE to select for update
// * @return int Int or 0 if the page doesn't exist
// */
// public function getLatestRevID( $flags = 0 ) {
// if ( !( $flags & self::GAID_FOR_UPDATE ) && $this->mLatestID !== false ) {
// return intval( $this->mLatestID );
// }
// if ( !$this->getArticleID( $flags ) ) {
// $this->mLatestID = 0;
// return $this->mLatestID;
// }
// $linkCache = MediaWikiServices::getInstance()->getLinkCache();
// $linkCache->addLinkObj( $this ); # in case we already had an article ID
// $cached = $linkCache->getGoodLinkFieldObj( $this, 'revision' );
// if ( $cached === null ) {
// # Trust LinkCache's state over our own, as for isRedirect()
// $this->mLatestID = 0;
// return $this->mLatestID;
// }
//
// $this->mLatestID = intval( $cached );
//
// return $this->mLatestID;
// }
//
// /**
// * This clears some fields in this object, and clears any associated
// * keys in the "bad links" section of the link cache.
// *
// * - This is called from WikiPage::doEditContent() and WikiPage::insertOn() to allow
// * loading of the new page_id. It's also called from
// * WikiPage::doDeleteArticleReal()
// *
// * @param int $newid The new Article ID
// */
// public function resetArticleID( $newid ) {
// $linkCache = MediaWikiServices::getInstance()->getLinkCache();
// $linkCache->clearLink( $this );
//
// if ( $newid === false ) {
// $this->mArticleID = -1;
// } else {
// $this->mArticleID = intval( $newid );
// }
// $this->mRestrictionsLoaded = false;
// $this->mRestrictions = [];
// $this->mOldRestrictions = false;
// $this->mRedirect = null;
// $this->mLength = -1;
// $this->mLatestID = false;
// $this->mContentModel = false;
// $this->mEstimateRevisions = null;
// $this->mPageLanguage = false;
// $this->mDbPageLanguage = false;
// $this->mIsBigDeletion = null;
// }
//
// public static function clearCaches() {
// $linkCache = MediaWikiServices::getInstance()->getLinkCache();
// $linkCache->clear();
//
// $titleCache = self::getTitleCache();
// $titleCache->clear();
// }
//
// /**
// * Capitalize a text string for a title if it belongs to a namespace that capitalizes
// *
// * @param string $text Containing title to capitalize
// * @param int $ns Namespace index, defaults to NS_MAIN
// * @return string Containing capitalized title
// */
// public static function capitalize( $text, $ns = NS_MAIN ) {
// if ( MWNamespace::isCapitalized( $ns ) ) {
// return MediaWikiServices::getInstance()->getContentLanguage()->ucfirst( $text );
// } else {
// return $text;
// }
// }
//
// /**
// * Secure and split - main initialisation function for this object
// *
// * Assumes that mDbkeyform has been set, and is urldecoded
// * and uses underscores, but not otherwise munged. This function
// * removes illegal characters, splits off the interwiki and
// * namespace prefixes, sets the other forms, and canonicalizes
// * everything.
// *
// * @throws MalformedTitleException On invalid titles
// * @return bool True on success
// */
// private function secureAndSplit() {
// // @note: splitTitleString() is a temporary hack to allow MediaWikiTitleCodec to share
// // the parsing code with Title, while avoiding massive refactoring.
// // @todo: get rid of secureAndSplit, refactor parsing code.
// // @note: getTitleParser() returns a TitleParser implementation which does not have a
// // splitTitleString method, but the only implementation (MediaWikiTitleCodec) does
// /** @var MediaWikiTitleCodec $titleCodec */
// $titleCodec = MediaWikiServices::getInstance()->getTitleParser();
// // MalformedTitleException can be thrown here
// $parts = $titleCodec->splitTitleString( $this->mDbkeyform, $this->mDefaultNamespace );
//
// # Fill fields
// $this->setFragment( '#' . $parts['fragment'] );
// $this->mInterwiki = $parts['interwiki'];
// $this->mLocalInterwiki = $parts['local_interwiki'];
// $this->mNamespace = $parts['namespace'];
// $this->mUserCaseDBKey = $parts['user_case_dbkey'];
//
// $this->mDbkeyform = $parts['dbkey'];
// $this->mUrlform = wfUrlencode( $this->mDbkeyform );
// $this->mTextform = strtr( $this->mDbkeyform, '_', ' ' );
//
// # We already know that some pages won't be in the database!
// if ( $this->isExternal() || $this->isSpecialPage() ) {
// $this->mArticleID = 0;
// }
//
// return true;
// }
//
// /**
// * Get an array of Title objects linking to this Title
// * Also stores the IDs in the link cache.
// *
// * WARNING: do not use this function on arbitrary user-supplied titles!
// * On heavily-used templates it will max out the memory.
// *
// * @param array $options May be FOR UPDATE
// * @param string $table Table name
// * @param string $prefix Fields prefix
// * @return Title[] Array of Title objects linking here
// */
// public function getLinksTo( $options = [], $table = 'pagelinks', $prefix = 'pl' ) {
// if ( count( $options ) > 0 ) {
// $db = wfGetDB( DB_MASTER );
// } else {
// $db = wfGetDB( DB_REPLICA );
// }
//
// $res = $db->select(
// [ 'page', $table ],
// self::getSelectFields(),
// [
// "{$prefix}_from=page_id",
// "{$prefix}_namespace" => $this->mNamespace,
// "{$prefix}_title" => $this->mDbkeyform ],
// __METHOD__,
// $options
// );
//
// $retVal = [];
// if ( $res->numRows() ) {
// $linkCache = MediaWikiServices::getInstance()->getLinkCache();
// foreach ( $res as $row ) {
// $titleObj = self::makeTitle( $row->page_namespace, $row->page_title );
// if ( $titleObj ) {
// $linkCache->addGoodLinkObjFromRow( $titleObj, $row );
// $retVal[] = $titleObj;
// }
// }
// }
// return $retVal;
// }
//
// /**
// * Get an array of Title objects using this Title as a template
// * Also stores the IDs in the link cache.
// *
// * WARNING: do not use this function on arbitrary user-supplied titles!
// * On heavily-used templates it will max out the memory.
// *
// * @param array $options Query option to Database::select()
// * @return Title[] Array of Title the Title objects linking here
// */
// public function getTemplateLinksTo( $options = [] ) {
// return $this->getLinksTo( $options, 'templatelinks', 'tl' );
// }
//
// /**
// * Get an array of Title objects linked from this Title
// * Also stores the IDs in the link cache.
// *
// * WARNING: do not use this function on arbitrary user-supplied titles!
// * On heavily-used templates it will max out the memory.
// *
// * @param array $options Query option to Database::select()
// * @param string $table Table name
// * @param string $prefix Fields prefix
// * @return array Array of Title objects linking here
// */
// public function getLinksFrom( $options = [], $table = 'pagelinks', $prefix = 'pl' ) {
// $id = $this->getArticleID();
//
// # If the page doesn't exist; there can't be any link from this page
// if ( !$id ) {
// return [];
// }
//
// $db = wfGetDB( DB_REPLICA );
//
// $blNamespace = "{$prefix}_namespace";
// $blTitle = "{$prefix}_title";
//
// $pageQuery = WikiPage::getQueryInfo();
// $res = $db->select(
// [ $table, 'nestpage' => $pageQuery['tables'] ],
// array_merge(
// [ $blNamespace, $blTitle ],
// $pageQuery['fields']
// ),
// [ "{$prefix}_from" => $id ],
// __METHOD__,
// $options,
// [ 'nestpage' => [
// 'LEFT JOIN',
// [ "page_namespace=$blNamespace", "page_title=$blTitle" ]
// ] ] + $pageQuery['joins']
// );
//
// $retVal = [];
// $linkCache = MediaWikiServices::getInstance()->getLinkCache();
// foreach ( $res as $row ) {
// if ( $row->page_id ) {
// $titleObj = self::newFromRow( $row );
// } else {
// $titleObj = self::makeTitle( $row->$blNamespace, $row->$blTitle );
// $linkCache->addBadLinkObj( $titleObj );
// }
// $retVal[] = $titleObj;
// }
//
// return $retVal;
// }
//
// /**
// * Get an array of Title objects used on this Title as a template
// * Also stores the IDs in the link cache.
// *
// * WARNING: do not use this function on arbitrary user-supplied titles!
// * On heavily-used templates it will max out the memory.
// *
// * @param array $options May be FOR UPDATE
// * @return Title[] Array of Title the Title objects used here
// */
// public function getTemplateLinksFrom( $options = [] ) {
// return $this->getLinksFrom( $options, 'templatelinks', 'tl' );
// }
//
// /**
// * Get an array of Title objects referring to non-existent articles linked
// * from this page.
// *
// * @todo check if needed (used only in SpecialBrokenRedirects.php, and
// * should use redirect table in this case).
// * @return Title[] Array of Title the Title objects
// */
// public function getBrokenLinksFrom() {
// if ( $this->getArticleID() == 0 ) {
// # All links from article ID 0 are false positives
// return [];
// }
//
// $dbr = wfGetDB( DB_REPLICA );
// $res = $dbr->select(
// [ 'page', 'pagelinks' ],
// [ 'pl_namespace', 'pl_title' ],
// [
// 'pl_from' => $this->getArticleID(),
// 'page_namespace IS NULL'
// ],
// __METHOD__, [],
// [
// 'page' => [
// 'LEFT JOIN',
// [ 'pl_namespace=page_namespace', 'pl_title=page_title' ]
// ]
// ]
// );
//
// $retVal = [];
// foreach ( $res as $row ) {
// $retVal[] = self::makeTitle( $row->pl_namespace, $row->pl_title );
// }
// return $retVal;
// }
//
// /**
// * Get a list of URLs to purge from the CDN cache when this
// * page changes
// *
// * @return string[] Array of String the URLs
// */
// public function getCdnUrls() {
// $urls = [
// $this->getInternalURL(),
// $this->getInternalURL( 'action=history' )
// ];
//
// $pageLang = $this->getPageLanguage();
// if ( $pageLang->hasVariants() ) {
// $variants = $pageLang->getVariants();
// foreach ( $variants as $vCode ) {
// $urls[] = $this->getInternalURL( $vCode );
// }
// }
//
// // If we are looking at a css/js user subpage, purge the action=raw.
// if ( $this->isUserJsConfigPage() ) {
// $urls[] = $this->getInternalURL( 'action=raw&ctype=text/javascript' );
// } elseif ( $this->isUserJsonConfigPage() ) {
// $urls[] = $this->getInternalURL( 'action=raw&ctype=application/json' );
// } elseif ( $this->isUserCssConfigPage() ) {
// $urls[] = $this->getInternalURL( 'action=raw&ctype=text/css' );
// }
//
// Hooks::run( 'TitleSquidURLs', [ $this, &$urls ] );
// return $urls;
// }
//
// /**
// * Purge all applicable CDN URLs
// */
// public function purgeSquid() {
// DeferredUpdates::addUpdate(
// new CdnCacheUpdate( $this->getCdnUrls() ),
// DeferredUpdates::PRESEND
// );
// }
//
// /**
// * Check whether a given move operation would be valid.
// * Returns true if ok, or a getUserPermissionsErrors()-like array otherwise
// *
// * @deprecated since 1.25, use MovePage's methods instead
// * @param Title &$nt The new title
// * @param bool $auth Whether to check user permissions (uses $wgUser)
// * @param string $reason Is the log summary of the move, used for spam checking
// * @return array|bool True on success, getUserPermissionsErrors()-like array on failure
// */
// public function isValidMoveOperation( &$nt, $auth = true, $reason = '' ) {
// global $wgUser;
//
// if ( !( $nt instanceof Title ) ) {
// // Normally we'd add this to $errors, but we'll get
// // lots of syntax errors if $nt is not an object
// return [ [ 'badtitletext' ] ];
// }
//
// $mp = new MovePage( $this, $nt );
// $errors = $mp->isValidMove()->getErrorsArray();
// if ( $auth ) {
// $errors = wfMergeErrorArrays(
// $errors,
// $mp->checkPermissions( $wgUser, $reason )->getErrorsArray()
// );
// }
//
// return $errors ?: true;
// }
//
// /**
// * Move a title to a new location
// *
// * @deprecated since 1.25, use the MovePage class instead
// * @param Title &$nt The new title
// * @param bool $auth Indicates whether $wgUser's permissions
// * should be checked
// * @param string $reason The reason for the move
// * @param bool $createRedirect Whether to create a redirect from the old title to the new title.
// * Ignored if the user doesn't have the suppressredirect right.
// * @param array $changeTags Applied to the entry in the move log and redirect page revision
// * @return array|bool True on success, getUserPermissionsErrors()-like array on failure
// */
// public function moveTo( &$nt, $auth = true, $reason = '', $createRedirect = true,
// array $changeTags = []
// ) {
// global $wgUser;
// $err = $this->isValidMoveOperation( $nt, $auth, $reason );
// if ( is_array( $err ) ) {
// // Auto-block user's IP if the account was "hard" blocked
// $wgUser->spreadAnyEditBlock();
// return $err;
// }
// // Check suppressredirect permission
// if ( $auth && !$wgUser->isAllowed( 'suppressredirect' ) ) {
// $createRedirect = true;
// }
//
// $mp = new MovePage( $this, $nt );
// $status = $mp->move( $wgUser, $reason, $createRedirect, $changeTags );
// if ( $status->isOK() ) {
// return true;
// } else {
// return $status->getErrorsArray();
// }
// }
//
// /**
// * Move this page's subpages to be subpages of $nt
// *
// * @param Title $nt Move target
// * @param bool $auth Whether $wgUser's permissions should be checked
// * @param string $reason The reason for the move
// * @param bool $createRedirect Whether to create redirects from the old subpages to
// * the new ones Ignored if the user doesn't have the 'suppressredirect' right
// * @param array $changeTags Applied to the entry in the move log and redirect page revision
// * @return array Array with old page titles as keys, and strings (new page titles) or
// * getUserPermissionsErrors()-like arrays (errors) as values, or a
// * getUserPermissionsErrors()-like error array with numeric indices if
// * no pages were moved
// */
// public function moveSubpages( $nt, $auth = true, $reason = '', $createRedirect = true,
// array $changeTags = []
// ) {
// global $wgMaximumMovedPages;
// // Check permissions
// if ( !$this->userCan( 'move-subpages' ) ) {
// return [
// [ 'cant-move-subpages' ],
// ];
// }
// // Do the source and target namespaces support subpages?
// if ( !MWNamespace::hasSubpages( $this->mNamespace ) ) {
// return [
// [ 'namespace-nosubpages', MWNamespace::getCanonicalName( $this->mNamespace ) ],
// ];
// }
// if ( !MWNamespace::hasSubpages( $nt->getNamespace() ) ) {
// return [
// [ 'namespace-nosubpages', MWNamespace::getCanonicalName( $nt->getNamespace() ) ],
// ];
// }
//
// $subpages = $this->getSubpages( $wgMaximumMovedPages + 1 );
// $retval = [];
// $count = 0;
// foreach ( $subpages as $oldSubpage ) {
// $count++;
// if ( $count > $wgMaximumMovedPages ) {
// $retval[$oldSubpage->getPrefixedText()] = [
// [ 'movepage-max-pages', $wgMaximumMovedPages ],
// ];
// break;
// }
//
// // We don't know whether this function was called before
// // or after moving the root page, so check both
// // $this and $nt
// if ( $oldSubpage->getArticleID() == $this->getArticleID()
// || $oldSubpage->getArticleID() == $nt->getArticleID()
// ) {
// // When moving a page to a subpage of itself,
// // don't move it twice
// continue;
// }
// $newPageName = preg_replace(
// '#^' . preg_quote( $this->mDbkeyform, '#' ) . '#',
// StringUtils::escapeRegexReplacement( $nt->getDBkey() ), # T23234
// $oldSubpage->getDBkey() );
// if ( $oldSubpage->isTalkPage() ) {
// $newNs = $nt->getTalkPage()->getNamespace();
// } else {
// $newNs = $nt->getSubjectPage()->getNamespace();
// }
// # T16385: we need makeTitleSafe because the new page names may
// # be longer than 255 characters.
// $newSubpage = self::makeTitleSafe( $newNs, $newPageName );
//
// $success = $oldSubpage->moveTo( $newSubpage, $auth, $reason, $createRedirect, $changeTags );
// if ( $success === true ) {
// $retval[$oldSubpage->getPrefixedText()] = $newSubpage->getPrefixedText();
// } else {
// $retval[$oldSubpage->getPrefixedText()] = $success;
// }
// }
// return $retval;
// }
//
// /**
// * Checks if this page is just a one-rev redirect.
// * Adds lock, so don't use just for light purposes.
// *
// * @return bool
// */
// public function isSingleRevRedirect() {
// global $wgContentHandlerUseDB;
//
// $dbw = wfGetDB( DB_MASTER );
//
// # Is it a redirect?
// $fields = [ 'page_is_redirect', 'page_latest', 'page_id' ];
// if ( $wgContentHandlerUseDB ) {
// $fields[] = 'page_content_model';
// }
//
// $row = $dbw->selectRow( 'page',
// $fields,
// $this->pageCond(),
// __METHOD__,
// [ 'FOR UPDATE' ]
// );
// # Cache some fields we may want
// $this->mArticleID = $row ? intval( $row->page_id ) : 0;
// $this->mRedirect = $row ? (bool)$row->page_is_redirect : false;
// $this->mLatestID = $row ? intval( $row->page_latest ) : false;
// $this->mContentModel = $row && isset( $row->page_content_model )
// ? strval( $row->page_content_model )
// : false;
//
// if ( !$this->mRedirect ) {
// return false;
// }
// # Does the article have a history?
// $row = $dbw->selectField( [ 'page', 'revision' ],
// 'rev_id',
// [ 'page_namespace' => $this->mNamespace,
// 'page_title' => $this->mDbkeyform,
// 'page_id=rev_page',
// 'page_latest != rev_id'
// ],
// __METHOD__,
// [ 'FOR UPDATE' ]
// );
// # Return true if there was no history
// return ( $row === false );
// }
//
// /**
// * Checks if $this can be moved to a given Title
// * - Selects for update, so don't call it unless you mean business
// *
// * @deprecated since 1.25, use MovePage's methods instead
// * @param Title $nt The new title to check
// * @return bool
// */
// public function isValidMoveTarget( $nt ) {
// # Is it an existing file?
// if ( $nt->getNamespace() == NS_FILE ) {
// $file = wfLocalFile( $nt );
// $file->load( File::READ_LATEST );
// if ( $file->exists() ) {
// wfDebug( __METHOD__ . ": file exists\n" );
// return false;
// }
// }
// # Is it a redirect with no history?
// if ( !$nt->isSingleRevRedirect() ) {
// wfDebug( __METHOD__ . ": not a one-rev redirect\n" );
// return false;
// }
// # Get the article text
// $rev = Revision::newFromTitle( $nt, false, Revision::READ_LATEST );
// if ( !is_object( $rev ) ) {
// return false;
// }
// $content = $rev->getContent();
// # Does the redirect point to the source?
// # Or is it a broken self-redirect, usually caused by namespace collisions?
// $redirTitle = $content ? $content->getRedirectTarget() : null;
//
// if ( $redirTitle ) {
// if ( $redirTitle->getPrefixedDBkey() != $this->getPrefixedDBkey() &&
// $redirTitle->getPrefixedDBkey() != $nt->getPrefixedDBkey() ) {
// wfDebug( __METHOD__ . ": redirect points to other page\n" );
// return false;
// } else {
// return true;
// }
// } else {
// # Fail safe (not a redirect after all. strange.)
// wfDebug( __METHOD__ . ": failsafe: database sais " . $nt->getPrefixedDBkey() .
// " is a redirect, but it doesn't contain a valid redirect.\n" );
// return false;
// }
// }
//
// /**
// * Get categories to which this Title belongs and return an array of
// * categories' names.
// *
// * @return array Array of parents in the form:
// * $parent => $currentarticle
// */
// public function getParentCategories() {
// $data = [];
//
// $titleKey = $this->getArticleID();
//
// if ( $titleKey === 0 ) {
// return $data;
// }
//
// $dbr = wfGetDB( DB_REPLICA );
//
// $res = $dbr->select(
// 'categorylinks',
// 'cl_to',
// [ 'cl_from' => $titleKey ],
// __METHOD__
// );
//
// if ( $res->numRows() > 0 ) {
// $contLang = MediaWikiServices::getInstance()->getContentLanguage();
// foreach ( $res as $row ) {
// // $data[] = Title::newFromText( $contLang->getNsText ( NS_CATEGORY ).':'.$row->cl_to);
// $data[$contLang->getNsText( NS_CATEGORY ) . ':' . $row->cl_to] =
// $this->getFullText();
// }
// }
// return $data;
// }
//
// /**
// * Get a tree of parent categories
// *
// * @param array $children Array with the children in the keys, to check for circular refs
// * @return array Tree of parent categories
// */
// public function getParentCategoryTree( $children = [] ) {
// $stack = [];
// $parents = $this->getParentCategories();
//
// if ( $parents ) {
// foreach ( $parents as $parent => $current ) {
// if ( array_key_exists( $parent, $children ) ) {
// # Circular reference
// $stack[$parent] = [];
// } else {
// $nt = self::newFromText( $parent );
// if ( $nt ) {
// $stack[$parent] = $nt->getParentCategoryTree( $children + [ $parent => 1 ] );
// }
// }
// }
// }
//
// return $stack;
// }
//
// /**
// * Get an associative array for selecting this title from
// * the "page" table
// *
// * @return array Array suitable for the $where parameter of DB::select()
// */
// public function pageCond() {
// if ( $this->mArticleID > 0 ) {
// // PK avoids secondary lookups in InnoDB, shouldn't hurt other DBs
// return [ 'page_id' => $this->mArticleID ];
// } else {
// return [ 'page_namespace' => $this->mNamespace, 'page_title' => $this->mDbkeyform ];
// }
// }
//
// /**
// * Get next/previous revision ID relative to another revision ID
// * @param int $revId Revision ID. Get the revision that was before this one.
// * @param int $flags Title::GAID_FOR_UPDATE
// * @param string $dir 'next' or 'prev'
// * @return int|bool New revision ID, or false if none exists
// */
// private function getRelativeRevisionID( $revId, $flags, $dir ) {
// $revId = (int)$revId;
// if ( $dir === 'next' ) {
// $op = '>';
// $sort = 'ASC';
// } elseif ( $dir === 'prev' ) {
// $op = '<';
// $sort = 'DESC';
// } else {
// throw new InvalidArgumentException( '$dir must be "next" or "prev"' );
// }
//
// if ( $flags & self::GAID_FOR_UPDATE ) {
// $db = wfGetDB( DB_MASTER );
// } else {
// $db = wfGetDB( DB_REPLICA, 'contributions' );
// }
//
// // Intentionally not caring if the specified revision belongs to this
// // page. We only care about the timestamp.
// $ts = $db->selectField( 'revision', 'rev_timestamp', [ 'rev_id' => $revId ], __METHOD__ );
// if ( $ts === false ) {
// $ts = $db->selectField( 'archive', 'ar_timestamp', [ 'ar_rev_id' => $revId ], __METHOD__ );
// if ( $ts === false ) {
// // Or should this throw an InvalidArgumentException or something?
// return false;
// }
// }
// $ts = $db->addQuotes( $ts );
//
// $revId = $db->selectField( 'revision', 'rev_id',
// [
// 'rev_page' => $this->getArticleID( $flags ),
// "rev_timestamp $op $ts OR (rev_timestamp = $ts AND rev_id $op $revId)"
// ],
// __METHOD__,
// [
// 'ORDER BY' => "rev_timestamp $sort, rev_id $sort",
// 'IGNORE INDEX' => 'rev_timestamp', // Probably needed for T159319
// ]
// );
//
// if ( $revId === false ) {
// return false;
// } else {
// return intval( $revId );
// }
// }
//
// /**
// * Get the revision ID of the previous revision
// *
// * @param int $revId Revision ID. Get the revision that was before this one.
// * @param int $flags Title::GAID_FOR_UPDATE
// * @return int|bool Old revision ID, or false if none exists
// */
// public function getPreviousRevisionID( $revId, $flags = 0 ) {
// return $this->getRelativeRevisionID( $revId, $flags, 'prev' );
// }
//
// /**
// * Get the revision ID of the next revision
// *
// * @param int $revId Revision ID. Get the revision that was after this one.
// * @param int $flags Title::GAID_FOR_UPDATE
// * @return int|bool Next revision ID, or false if none exists
// */
// public function getNextRevisionID( $revId, $flags = 0 ) {
// return $this->getRelativeRevisionID( $revId, $flags, 'next' );
// }
//
// /**
// * Get the first revision of the page
// *
// * @param int $flags Title::GAID_FOR_UPDATE
// * @return Revision|null If page doesn't exist
// */
// public function getFirstRevision( $flags = 0 ) {
// $pageId = $this->getArticleID( $flags );
// if ( $pageId ) {
// $db = ( $flags & self::GAID_FOR_UPDATE ) ? wfGetDB( DB_MASTER ) : wfGetDB( DB_REPLICA );
// $revQuery = Revision::getQueryInfo();
// $row = $db->selectRow( $revQuery['tables'], $revQuery['fields'],
// [ 'rev_page' => $pageId ],
// __METHOD__,
// [
// 'ORDER BY' => 'rev_timestamp ASC, rev_id ASC',
// 'IGNORE INDEX' => [ 'revision' => 'rev_timestamp' ], // See T159319
// ],
// $revQuery['joins']
// );
// if ( $row ) {
// return new Revision( $row, 0, $this );
// }
// }
// return null;
// }
//
// /**
// * Get the oldest revision timestamp of this page
// *
// * @param int $flags Title::GAID_FOR_UPDATE
// * @return string|null MW timestamp
// */
// public function getEarliestRevTime( $flags = 0 ) {
// $rev = $this->getFirstRevision( $flags );
// return $rev ? $rev->getTimestamp() : null;
// }
//
// /**
// * Check if this is a new page
// *
// * @return bool
// */
// public function isNewPage() {
// $dbr = wfGetDB( DB_REPLICA );
// return (bool)$dbr->selectField( 'page', 'page_is_new', $this->pageCond(), __METHOD__ );
// }
//
// /**
// * Check whether the number of revisions of this page surpasses $wgDeleteRevisionsLimit
// *
// * @return bool
// */
// public function isBigDeletion() {
// global $wgDeleteRevisionsLimit;
//
// if ( !$wgDeleteRevisionsLimit ) {
// return false;
// }
//
// if ( $this->mIsBigDeletion === null ) {
// $dbr = wfGetDB( DB_REPLICA );
//
// $revCount = $dbr->selectRowCount(
// 'revision',
// '1',
// [ 'rev_page' => $this->getArticleID() ],
// __METHOD__,
// [ 'LIMIT' => $wgDeleteRevisionsLimit + 1 ]
// );
//
// $this->mIsBigDeletion = $revCount > $wgDeleteRevisionsLimit;
// }
//
// return $this->mIsBigDeletion;
// }
//
// /**
// * Get the approximate revision count of this page.
// *
// * @return int
// */
// public function estimateRevisionCount() {
// if ( !$this->exists() ) {
// return 0;
// }
//
// if ( $this->mEstimateRevisions === null ) {
// $dbr = wfGetDB( DB_REPLICA );
// $this->mEstimateRevisions = $dbr->estimateRowCount( 'revision', '*',
// [ 'rev_page' => $this->getArticleID() ], __METHOD__ );
// }
//
// return $this->mEstimateRevisions;
// }
//
// /**
// * Get the number of revisions between the given revision.
// * Used for diffs and other things that really need it.
// *
// * @param int|Revision $old Old revision or rev ID (first before range)
// * @param int|Revision $new New revision or rev ID (first after range)
// * @param int|null $max Limit of Revisions to count, will be incremented to detect truncations
// * @return int Number of revisions between these revisions.
// */
// public function countRevisionsBetween( $old, $new, $max = null ) {
// if ( !( $old instanceof Revision ) ) {
// $old = Revision::newFromTitle( $this, (int)$old );
// }
// if ( !( $new instanceof Revision ) ) {
// $new = Revision::newFromTitle( $this, (int)$new );
// }
// if ( !$old || !$new ) {
// return 0; // nothing to compare
// }
// $dbr = wfGetDB( DB_REPLICA );
// $conds = [
// 'rev_page' => $this->getArticleID(),
// 'rev_timestamp > ' . $dbr->addQuotes( $dbr->timestamp( $old->getTimestamp() ) ),
// 'rev_timestamp < ' . $dbr->addQuotes( $dbr->timestamp( $new->getTimestamp() ) )
// ];
// if ( $max !== null ) {
// return $dbr->selectRowCount( 'revision', '1',
// $conds,
// __METHOD__,
// [ 'LIMIT' => $max + 1 ] // extra to detect truncation
// );
// } else {
// return (int)$dbr->selectField( 'revision', 'count(*)', $conds, __METHOD__ );
// }
// }
//
// /**
// * Get the authors between the given revisions or revision IDs.
// * Used for diffs and other things that really need it.
// *
// * @since 1.23
// *
// * @param int|Revision $old Old revision or rev ID (first before range by default)
// * @param int|Revision $new New revision or rev ID (first after range by default)
// * @param int $limit Maximum number of authors
// * @param string|array $options (Optional): Single option, or an array of options:
// * 'include_old' Include $old in the range; $new is excluded.
// * 'include_new' Include $new in the range; $old is excluded.
// * 'include_both' Include both $old and $new in the range.
// * Unknown option values are ignored.
// * @return array|null Names of revision authors in the range; null if not both revisions exist
// */
// public function getAuthorsBetween( $old, $new, $limit, $options = [] ) {
// if ( !( $old instanceof Revision ) ) {
// $old = Revision::newFromTitle( $this, (int)$old );
// }
// if ( !( $new instanceof Revision ) ) {
// $new = Revision::newFromTitle( $this, (int)$new );
// }
// // XXX: what if Revision objects are passed in, but they don't refer to this title?
// // Add $old->getPage() != $new->getPage() || $old->getPage() != $this->getArticleID()
// // in the sanity check below?
// if ( !$old || !$new ) {
// return null; // nothing to compare
// }
// $authors = [];
// $old_cmp = '>';
// $new_cmp = '<';
// $options = (array)$options;
// if ( in_array( 'include_old', $options ) ) {
// $old_cmp = '>=';
// }
// if ( in_array( 'include_new', $options ) ) {
// $new_cmp = '<=';
// }
// if ( in_array( 'include_both', $options ) ) {
// $old_cmp = '>=';
// $new_cmp = '<=';
// }
// // No DB query needed if $old and $new are the same or successive revisions:
// if ( $old->getId() === $new->getId() ) {
// return ( $old_cmp === '>' && $new_cmp === '<' ) ?
// [] :
// [ $old->getUserText( Revision::RAW ) ];
// } elseif ( $old->getId() === $new->getParentId() ) {
// if ( $old_cmp === '>=' && $new_cmp === '<=' ) {
// $authors[] = $old->getUserText( Revision::RAW );
// if ( $old->getUserText( Revision::RAW ) != $new->getUserText( Revision::RAW ) ) {
// $authors[] = $new->getUserText( Revision::RAW );
// }
// } elseif ( $old_cmp === '>=' ) {
// $authors[] = $old->getUserText( Revision::RAW );
// } elseif ( $new_cmp === '<=' ) {
// $authors[] = $new->getUserText( Revision::RAW );
// }
// return $authors;
// }
// $dbr = wfGetDB( DB_REPLICA );
// $revQuery = Revision::getQueryInfo();
// $authors = $dbr->selectFieldValues(
// $revQuery['tables'],
// $revQuery['fields']['rev_user_text'],
// [
// 'rev_page' => $this->getArticleID(),
// "rev_timestamp $old_cmp " . $dbr->addQuotes( $dbr->timestamp( $old->getTimestamp() ) ),
// "rev_timestamp $new_cmp " . $dbr->addQuotes( $dbr->timestamp( $new->getTimestamp() ) )
// ], __METHOD__,
// [ 'DISTINCT', 'LIMIT' => $limit + 1 ], // add one so caller knows it was truncated
// $revQuery['joins']
// );
// return $authors;
// }
//
// /**
// * Get the number of authors between the given revisions or revision IDs.
// * Used for diffs and other things that really need it.
// *
// * @param int|Revision $old Old revision or rev ID (first before range by default)
// * @param int|Revision $new New revision or rev ID (first after range by default)
// * @param int $limit Maximum number of authors
// * @param string|array $options (Optional): Single option, or an array of options:
// * 'include_old' Include $old in the range; $new is excluded.
// * 'include_new' Include $new in the range; $old is excluded.
// * 'include_both' Include both $old and $new in the range.
// * Unknown option values are ignored.
// * @return int Number of revision authors in the range; zero if not both revisions exist
// */
// public function countAuthorsBetween( $old, $new, $limit, $options = [] ) {
// $authors = $this->getAuthorsBetween( $old, $new, $limit, $options );
// return $authors ? count( $authors ) : 0;
// }
//
// /**
// * Compare with another title.
// *
// * @param Title $title
// * @return bool
// */
// public function equals( Title $title ) {
// // Note: === is necessary for proper matching of number-like titles.
// return $this->mInterwiki === $title->mInterwiki
// && $this->mNamespace == $title->mNamespace
// && $this->mDbkeyform === $title->mDbkeyform;
// }
//
// /**
// * Check if this title is a subpage of another title
// *
// * @param Title $title
// * @return bool
// */
// public function isSubpageOf( Title $title ) {
// return $this->mInterwiki === $title->mInterwiki
// && $this->mNamespace == $title->mNamespace
// && strpos( $this->mDbkeyform, $title->mDbkeyform . '/' ) === 0;
// }
//
// /**
// * Check if page exists. For historical reasons, this function simply
// * checks for the existence of the title in the page table, and will
// * thus return false for interwiki links, special pages and the like.
// * If you want to know if a title can be meaningfully viewed, you should
// * probably call the isKnown() method instead.
// *
// * @param int $flags An optional bit field; may be Title::GAID_FOR_UPDATE to check
// * from master/for update
// * @return bool
// */
// public function exists( $flags = 0 ) {
// $exists = $this->getArticleID( $flags ) != 0;
// Hooks::run( 'TitleExists', [ $this, &$exists ] );
// return $exists;
// }
//
// /**
// * Should links to this title be shown as potentially viewable (i.e. as
// * "bluelinks"), even if there's no record by this title in the page
// * table?
// *
// * This function is semi-deprecated for public use, as well as somewhat
// * misleadingly named. You probably just want to call isKnown(), which
// * calls this function internally.
// *
// * (ISSUE: Most of these checks are cheap, but the file existence check
// * can potentially be quite expensive. Including it here fixes a lot of
// * existing code, but we might want to add an optional parameter to skip
// * it and any other expensive checks.)
// *
// * @return bool
// */
// public function isAlwaysKnown() {
// $isKnown = null;
//
// /**
// * Allows overriding default behavior for determining if a page exists.
// * If $isKnown is kept as null, regular checks happen. If it's
// * a boolean, this value is returned by the isKnown method.
// *
// * @since 1.20
// *
// * @param Title $title
// * @param bool|null $isKnown
// */
// Hooks::run( 'TitleIsAlwaysKnown', [ $this, &$isKnown ] );
//
// if ( !is_null( $isKnown ) ) {
// return $isKnown;
// }
//
// if ( $this->isExternal() ) {
// return true; // any interwiki link might be viewable, for all we know
// }
//
// switch ( $this->mNamespace ) {
// case NS_MEDIA:
// case NS_FILE:
// // file exists, possibly in a foreign repo
// return (bool)wfFindFile( $this );
// case NS_SPECIAL:
// // valid special page
// return MediaWikiServices::getInstance()->getSpecialPageFactory()->
// exists( $this->mDbkeyform );
// case NS_MAIN:
// // selflink, possibly with fragment
// return $this->mDbkeyform == '';
// case NS_MEDIAWIKI:
// // known system message
// return $this->hasSourceText() !== false;
// default:
// return false;
// }
// }
//
// /**
// * Does this title refer to a page that can (or might) be meaningfully
// * viewed? In particular, this function may be used to determine if
// * links to the title should be rendered as "bluelinks" (as opposed to
// * "redlinks" to non-existent pages).
// * Adding something else to this function will cause inconsistency
// * since LinkHolderArray calls isAlwaysKnown() and does its own
// * page existence check.
// *
// * @return bool
// */
// public function isKnown() {
// return $this->isAlwaysKnown() || $this->exists();
// }
//
// /**
// * Does this page have source text?
// *
// * @return bool
// */
// public function hasSourceText() {
// if ( $this->exists() ) {
// return true;
// }
//
// if ( $this->mNamespace == NS_MEDIAWIKI ) {
// // If the page doesn't exist but is a known system message, default
// // message content will be displayed, same for language subpages-
// // Use always content language to avoid loading hundreds of languages
// // to get the link color.
// $contLang = MediaWikiServices::getInstance()->getContentLanguage();
// list( $name, ) = MessageCache::singleton()->figureMessage(
// $contLang->lcfirst( $this->getText() )
// );
// $message = wfMessage( $name )->inLanguage( $contLang )->useDatabase( false );
// return $message->exists();
// }
//
// return false;
// }
//
// /**
// * Get the default (plain) message contents for an page that overrides an
// * interface message key.
// *
// * Primary use cases:
// *
// * - Article:
// * - Show default when viewing the page. The Article::getSubstituteContent
// * method displays the default message content, instead of the
// * 'noarticletext' placeholder message normally used.
// *
// * - EditPage:
// * - Title of edit page. When creating an interface message override,
// * the editor is told they are "Editing the page", instead of
// * "Creating the page". (EditPage::setHeaders)
// * - Edit notice. The 'translateinterface' edit notice is shown when creating
// * or editing a an interface message override. (EditPage::showIntro)
// * - Opening the editor. The contents of the localisation message are used
// * as contents of the editor when creating a new page in the MediaWiki
// * namespace. This simplifies the process for editors when "changing"
// * an interface message by creating an override. (EditPage::getContentObject)
// * - Showing a diff. The left-hand side of a diff when an editor is
// * previewing their changes before saving the creation of a page in the
// * MediaWiki namespace. (EditPage::showDiff)
// * - Disallowing a save. When attempting to create a a MediaWiki-namespace
// * page with the proposed content matching the interface message default,
// * the save is rejected, the same way we disallow blank pages from being
// * created. (EditPage::internalAttemptSave)
// *
// * - ApiEditPage:
// * - Default content, when using the 'prepend' or 'append' feature.
// *
// * - SkinTemplate:
// * - Label the create action as "Edit", if the page can be an override.
// *
// * @return string|bool
// */
// public function getDefaultMessageText() {
// if ( $this->mNamespace != NS_MEDIAWIKI ) { // Just in case
// return false;
// }
//
// list( $name, $lang ) = MessageCache::singleton()->figureMessage(
// MediaWikiServices::getInstance()->getContentLanguage()->lcfirst( $this->getText() )
// );
// $message = wfMessage( $name )->inLanguage( $lang )->useDatabase( false );
//
// if ( $message->exists() ) {
// return $message->plain();
// } else {
// return false;
// }
// }
//
// /**
// * Updates page_touched for this page; called from LinksUpdate.php
// *
// * @param string|null $purgeTime [optional] TS_MW timestamp
// * @return bool True if the update succeeded
// */
// public function invalidateCache( $purgeTime = null ) {
// if ( wfReadOnly() ) {
// return false;
// } elseif ( $this->mArticleID === 0 ) {
// return true; // avoid gap locking if we know it's not there
// }
//
// $dbw = wfGetDB( DB_MASTER );
// $dbw->onTransactionPreCommitOrIdle(
// function () use ( $dbw ) {
// ResourceLoaderWikiModule::invalidateModuleCache(
// $this, null, null, $dbw->getDomainID() );
// },
// __METHOD__
// );
//
// $conds = $this->pageCond();
// DeferredUpdates::addUpdate(
// new AutoCommitUpdate(
// $dbw,
// __METHOD__,
// function ( IDatabase $dbw, $fname ) use ( $conds, $purgeTime ) {
// $dbTimestamp = $dbw->timestamp( $purgeTime ?: time() );
// $dbw->update(
// 'page',
// [ 'page_touched' => $dbTimestamp ],
// $conds + [ 'page_touched < ' . $dbw->addQuotes( $dbTimestamp ) ],
// $fname
// );
// MediaWikiServices::getInstance()->getLinkCache()->invalidateTitle( $this );
// }
// ),
// DeferredUpdates::PRESEND
// );
//
// return true;
// }
//
// /**
// * Update page_touched timestamps and send CDN purge messages for
// * pages linking to this title. May be sent to the job queue depending
// * on the number of links. Typically called on create and delete.
// */
// public function touchLinks() {
// DeferredUpdates::addUpdate( new HTMLCacheUpdate( $this, 'pagelinks', 'page-touch' ) );
// if ( $this->mNamespace == NS_CATEGORY ) {
// DeferredUpdates::addUpdate(
// new HTMLCacheUpdate( $this, 'categorylinks', 'category-touch' )
// );
// }
// }
//
// /**
// * Get the last touched timestamp
// *
// * @param IDatabase|null $db
// * @return string|false Last-touched timestamp
// */
// public function getTouched( $db = null ) {
// if ( $db === null ) {
// $db = wfGetDB( DB_REPLICA );
// }
// $touched = $db->selectField( 'page', 'page_touched', $this->pageCond(), __METHOD__ );
// return $touched;
// }
//
// /**
// * Get the timestamp when this page was updated since the user last saw it.
// *
// * @param User|null $user
// * @return string|null
// */
// public function getNotificationTimestamp( $user = null ) {
// global $wgUser;
//
// // Assume current user if none given
// if ( !$user ) {
// $user = $wgUser;
// }
// // Check cache first
// $uid = $user->getId();
// if ( !$uid ) {
// return false;
// }
// // avoid isset here, as it'll return false for null entries
// if ( array_key_exists( $uid, $this->mNotificationTimestamp ) ) {
// return $this->mNotificationTimestamp[$uid];
// }
// // Don't cache too much!
// if ( count( $this->mNotificationTimestamp ) >= self::CACHE_MAX ) {
// $this->mNotificationTimestamp = [];
// }
//
// $store = MediaWikiServices::getInstance()->getWatchedItemStore();
// $watchedItem = $store->getWatchedItem( $user, $this );
// if ( $watchedItem ) {
// $this->mNotificationTimestamp[$uid] = $watchedItem->getNotificationTimestamp();
// } else {
// $this->mNotificationTimestamp[$uid] = false;
// }
//
// return $this->mNotificationTimestamp[$uid];
// }
//
// /**
// * Generate strings used for xml 'id' names in monobook tabs
// *
// * @param string $prepend Defaults to 'nstab-'
// * @return string XML 'id' name
// */
// public function getNamespaceKey( $prepend = 'nstab-' ) {
// // Gets the subject namespace of this title
// $subjectNS = MWNamespace::getSubject( $this->mNamespace );
// // Prefer canonical namespace name for HTML IDs
// $namespaceKey = MWNamespace::getCanonicalName( $subjectNS );
// if ( $namespaceKey === false ) {
// // Fallback to localised text
// $namespaceKey = $this->getSubjectNsText();
// }
// // Makes namespace key lowercase
// $namespaceKey = MediaWikiServices::getInstance()->getContentLanguage()->lc( $namespaceKey );
// // Uses main
// if ( $namespaceKey == '' ) {
// $namespaceKey = 'main';
// }
// // Changes file to image for backwards compatibility
// if ( $namespaceKey == 'file' ) {
// $namespaceKey = 'image';
// }
// return $prepend . $namespaceKey;
// }
//
// /**
// * Get all extant redirects to this Title
// *
// * @param int|null $ns Single namespace to consider; null to consider all namespaces
// * @return Title[] Array of Title redirects to this title
// */
// public function getRedirectsHere( $ns = null ) {
// $redirs = [];
//
// $dbr = wfGetDB( DB_REPLICA );
// $where = [
// 'rd_namespace' => $this->mNamespace,
// 'rd_title' => $this->mDbkeyform,
// 'rd_from = page_id'
// ];
// if ( $this->isExternal() ) {
// $where['rd_interwiki'] = $this->mInterwiki;
// } else {
// $where[] = 'rd_interwiki = ' . $dbr->addQuotes( '' ) . ' OR rd_interwiki IS NULL';
// }
// if ( !is_null( $ns ) ) {
// $where['page_namespace'] = $ns;
// }
//
// $res = $dbr->select(
// [ 'redirect', 'page' ],
// [ 'page_namespace', 'page_title' ],
// $where,
// __METHOD__
// );
//
// foreach ( $res as $row ) {
// $redirs[] = self::newFromRow( $row );
// }
// return $redirs;
// }
//
// /**
// * Check if this Title is a valid redirect target
// *
// * @return bool
// */
// public function isValidRedirectTarget() {
// global $wgInvalidRedirectTargets;
//
// if ( $this->isSpecialPage() ) {
// // invalid redirect targets are stored in a global array, but explicitly disallow Userlogout here
// if ( $this->isSpecial( 'Userlogout' ) ) {
// return false;
// }
//
// foreach ( $wgInvalidRedirectTargets as $target ) {
// if ( $this->isSpecial( $target ) ) {
// return false;
// }
// }
// }
//
// return true;
// }
//
// /**
// * Get a backlink cache object
// *
// * @return BacklinkCache
// */
// public function getBacklinkCache() {
// return BacklinkCache::get( $this );
// }
//
// /**
// * Whether the magic words __INDEX__ and __NOINDEX__ function for this page.
// *
// * @return bool
// */
// public function canUseNoindex() {
// global $wgExemptFromUserRobotsControl;
//
// $bannedNamespaces = $wgExemptFromUserRobotsControl ?? MWNamespace::getContentNamespaces();
//
// return !in_array( $this->mNamespace, $bannedNamespaces );
// }
//
// /**
// * Returns the raw sort key to be used for categories, with the specified
// * prefix. This will be fed to Collation::getSortKey() to get a
// * binary sortkey that can be used for actual sorting.
// *
// * @param string $prefix The prefix to be used, specified using
// * {{defaultsort:}} or like [[Category:Foo|prefix]]. Empty for no
// * prefix.
// * @return string
// */
// public function getCategorySortkey( $prefix = '' ) {
// $unprefixed = $this->getText();
//
// // Anything that uses this hook should only depend
// // on the Title object passed in, and should probably
// // tell the users to run updateCollations.php --force
// // in order to re-sort existing category relations.
// Hooks::run( 'GetDefaultSortkey', [ $this, &$unprefixed ] );
// if ( $prefix !== '' ) {
// # Separate with a line feed, so the unprefixed part is only used as
// # a tiebreaker when two pages have the exact same prefix.
// # In UCA, tab is the only character that can sort above LF
// # so we strip both of them from the original prefix.
// $prefix = strtr( $prefix, "\n\t", ' ' );
// return "$prefix\n$unprefixed";
// }
// return $unprefixed;
// }
//
// /**
// * Returns the page language code saved in the database, if $wgPageLanguageUseDB is set
// * to true in LocalSettings.php, otherwise returns false. If there is no language saved in
// * the db, it will return NULL.
// *
// * @return string|null|bool
// */
// private function getDbPageLanguageCode() {
// global $wgPageLanguageUseDB;
//
// // check, if the page language could be saved in the database, and if so and
// // the value is not requested already, lookup the page language using LinkCache
// if ( $wgPageLanguageUseDB && $this->mDbPageLanguage === false ) {
// $linkCache = MediaWikiServices::getInstance()->getLinkCache();
// $linkCache->addLinkObj( $this );
// $this->mDbPageLanguage = $linkCache->getGoodLinkFieldObj( $this, 'lang' );
// }
//
// return $this->mDbPageLanguage;
// }
//
// /**
// * Get the language in which the content of this page is written in
// * wikitext. Defaults to content language, but in certain cases it can be
// * e.g. $wgLang (such as special pages, which are in the user language).
// *
// * @since 1.18
// * @return Language
// */
// public function getPageLanguage() {
// global $wgLang, $wgLanguageCode;
// if ( $this->isSpecialPage() ) {
// // special pages are in the user language
// return $wgLang;
// }
//
// // Checking if DB language is set
// $dbPageLanguage = $this->getDbPageLanguageCode();
// if ( $dbPageLanguage ) {
// return wfGetLangObj( $dbPageLanguage );
// }
//
// if ( !$this->mPageLanguage || $this->mPageLanguage[1] !== $wgLanguageCode ) {
// // Note that this may depend on user settings, so the cache should
// // be only per-request.
// // NOTE: ContentHandler::getPageLanguage() may need to load the
// // content to determine the page language!
// // Checking $wgLanguageCode hasn't changed for the benefit of unit
// // tests.
// $contentHandler = ContentHandler::getForTitle( $this );
// $langObj = $contentHandler->getPageLanguage( $this );
// $this->mPageLanguage = [ $langObj->getCode(), $wgLanguageCode ];
// } else {
// $langObj = Language::factory( $this->mPageLanguage[0] );
// }
//
// return $langObj;
// }
//
// /**
// * Get the language in which the content of this page is written when
// * viewed by user. Defaults to content language, but in certain cases it can be
// * e.g. $wgLang (such as special pages, which are in the user language).
// *
// * @since 1.20
// * @return Language
// */
// public function getPageViewLanguage() {
// global $wgLang;
//
// if ( $this->isSpecialPage() ) {
// // If the user chooses a variant, the content is actually
// // in a language whose code is the variant code.
// $variant = $wgLang->getPreferredVariant();
// if ( $wgLang->getCode() !== $variant ) {
// return Language::factory( $variant );
// }
//
// return $wgLang;
// }
//
// // Checking if DB language is set
// $dbPageLanguage = $this->getDbPageLanguageCode();
// if ( $dbPageLanguage ) {
// $pageLang = wfGetLangObj( $dbPageLanguage );
// $variant = $pageLang->getPreferredVariant();
// if ( $pageLang->getCode() !== $variant ) {
// $pageLang = Language::factory( $variant );
// }
//
// return $pageLang;
// }
//
// // @note Can't be cached persistently, depends on user settings.
// // @note ContentHandler::getPageViewLanguage() may need to load the
// // content to determine the page language!
// $contentHandler = ContentHandler::getForTitle( $this );
// $pageLang = $contentHandler->getPageViewLanguage( $this );
// return $pageLang;
// }
//
// /**
// * Get a list of rendered edit notices for this page.
// *
// * Array is keyed by the original message key, and values are rendered using parseAsBlock, so
// * they will already be wrapped in paragraphs.
// *
// * @since 1.21
// * @param int $oldid Revision ID that's being edited
// * @return array
// */
// public function getEditNotices( $oldid = 0 ) {
// $notices = [];
//
// // Optional notice for the entire namespace
// $editnotice_ns = 'editnotice-' . $this->mNamespace;
// $msg = wfMessage( $editnotice_ns );
// if ( $msg->exists() ) {
// $html = $msg->parseAsBlock();
// // Edit notices may have complex logic, but output nothing (T91715)
// if ( trim( $html ) !== '' ) {
// $notices[$editnotice_ns] = Html::rawElement(
// 'div',
// [ 'class' => [
// 'mw-editnotice',
// 'mw-editnotice-namespace',
// Sanitizer::escapeClass( "mw-$editnotice_ns" )
// ] ],
// $html
// );
// }
// }
//
// if ( MWNamespace::hasSubpages( $this->mNamespace ) ) {
// // Optional notice for page itself and any parent page
// $editnotice_base = $editnotice_ns;
// foreach ( explode( '/', $this->mDbkeyform ) as $part ) {
// $editnotice_base .= '-' . $part;
// $msg = wfMessage( $editnotice_base );
// if ( $msg->exists() ) {
// $html = $msg->parseAsBlock();
// if ( trim( $html ) !== '' ) {
// $notices[$editnotice_base] = Html::rawElement(
// 'div',
// [ 'class' => [
// 'mw-editnotice',
// 'mw-editnotice-base',
// Sanitizer::escapeClass( "mw-$editnotice_base" )
// ] ],
// $html
// );
// }
// }
// }
// } else {
// // Even if there are no subpages in namespace, we still don't want "/" in MediaWiki message keys
// $editnoticeText = $editnotice_ns . '-' . strtr( $this->mDbkeyform, '/', '-' );
// $msg = wfMessage( $editnoticeText );
// if ( $msg->exists() ) {
// $html = $msg->parseAsBlock();
// if ( trim( $html ) !== '' ) {
// $notices[$editnoticeText] = Html::rawElement(
// 'div',
// [ 'class' => [
// 'mw-editnotice',
// 'mw-editnotice-page',
// Sanitizer::escapeClass( "mw-$editnoticeText" )
// ] ],
// $html
// );
// }
// }
// }
//
// Hooks::run( 'TitleGetEditNotices', [ $this, $oldid, &$notices ] );
// return $notices;
// }
//
// /**
// * @return array
// */
// public function __sleep() {
// return [
// 'mNamespace',
// 'mDbkeyform',
// 'mFragment',
// 'mInterwiki',
// 'mLocalInterwiki',
// 'mUserCaseDBKey',
// 'mDefaultNamespace',
// ];
// }
//
// public function __wakeup() {
// $this->mArticleID = ( $this->mNamespace >= 0 ) ? -1 : 0;
// $this->mUrlform = wfUrlencode( $this->mDbkeyform );
// $this->mTextform = strtr( $this->mDbkeyform, '_', ' ' );
// }
}