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86 lines
3.5 KiB
Java
86 lines
3.5 KiB
Java
/*
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XOWA: the XOWA Offline Wiki Application
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Copyright (C) 2012 gnosygnu@gmail.com
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This program is free software: you can redistribute it and/or modify
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it under the terms of the GNU Affero General Public License as
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published by the Free Software Foundation, either version 3 of the
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License, or (at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU Affero General Public License for more details.
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You should have received a copy of the GNU Affero General Public License
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along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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package gplx.xowa.mediawiki.includes; import gplx.*; import gplx.xowa.*; import gplx.xowa.mediawiki.*;
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public class Xomw_xml {
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// Format an XML element with given attributes and, optionally, text content.
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// Element and attribute names are assumed to be ready for literal inclusion.
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// Strings are assumed to not contain XML-illegal characters; special
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// characters (<, >, &) are escaped but illegals are not touched.
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// ARGS: contents defaults to ""
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// XO.MW:SYNC:1.29; DATE:2017-02-03
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public static void Element(Bry_bfr bfr, byte[] element, List_adp attribs, byte[] contents, boolean allow_short_tag) {
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bfr.Add_byte(Byte_ascii.Angle_bgn).Add(element);
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if (attribs.Len() > 0) {
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Expand_attributes(bfr, attribs);
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}
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if (contents == null) {
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bfr.Add_byte(Byte_ascii.Angle_end);
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}
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else {
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if (allow_short_tag && contents == Bry_.Empty) {
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bfr.Add_str_a7(" />");
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}
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else {
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bfr.Add_byte(Byte_ascii.Angle_end);
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bfr.Add_bry_escape_html(contents);
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bfr.Add_byte(Byte_ascii.Angle_bgn).Add_byte(Byte_ascii.Slash).Add(element).Add_byte(Byte_ascii.Angle_end);
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}
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}
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}
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// Given an array of ('attributename' => 'value'), it generates the code
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// to set the XML attributes : attributename="value".
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// The values are passed to Sanitizer::encodeAttribute.
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// Return null if no attributes given.
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// @param array $attribs Array of attributes for an XML element
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// XO.MW:SYNC:1.29; DATE:2017-02-03
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public static void Expand_attributes(Bry_bfr bfr, List_adp attribs) {
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int attribs_len = attribs.Len();
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for (int i = 0; i < attribs_len; i += 2) {
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// XO.MW: $out .= " {$name}=\"" . Sanitizer::encodeAttribute( $val ) . '"';
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bfr.Add_byte_space();
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bfr.Add((byte[])attribs.Get_at(i));
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bfr.Add_byte_eq().Add_byte_quote();
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Xomw_sanitizer.Encode_attribute(bfr, (byte[])attribs.Get_at(i + 1));
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bfr.Add_byte_quote();
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}
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}
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// This opens an XML element
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// XO.MW:SYNC:1.29; DATE:2017-02-03
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public static void Open_element(Bry_bfr bfr, byte[] element, List_adp attribs) {
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bfr.Add_byte(Byte_ascii.Angle_bgn).Add(element);
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Expand_attributes(bfr, attribs);
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bfr.Add_byte(Byte_ascii.Angle_end);
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}
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// Shortcut to close an XML element
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// XO.MW:SYNC:1.29; DATE:2017-02-03
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public static void Close_element(Bry_bfr bfr, byte[] element) {
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bfr.Add_byte(Byte_ascii.Angle_bgn).Add_byte(Byte_ascii.Slash).Add(element).Add_byte(Byte_ascii.Angle_end);
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}
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// Same as Xml::element(), but does not escape contents. Handy when the
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// content you have is already valid xml.
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// XO.MW:SYNC:1.29; DATE:2017-02-03
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public static void Tags(Bry_bfr bfr, byte[] element, List_adp attribs, byte[] contents) {
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Open_element(bfr, element, attribs);
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bfr.Add(contents);
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bfr.Add_byte(Byte_ascii.Angle_bgn).Add_byte(Byte_ascii.Slash).Add(element).Add_byte(Byte_ascii.Angle_end);
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}
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}
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