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209 lines
4.9 KiB
209 lines
4.9 KiB
<?php
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namespace common;
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class Page {
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protected $_title;
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protected $_writers = [];
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protected $_wrote_pre = false;
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protected $_wrote_post = false;
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protected $_writing = false;
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protected $_scripts = [];
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protected $_styles = [];
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public function calls(callable $writer) {
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$this->_writers[] = $writer;
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if ( $this->_writing ) {
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$writer();
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}
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return $this;
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}
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public function writes($string) {
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$this->calls(function() use($string) {
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echo $string;
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});
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return $this;
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}
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public function script($src) {
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$this->_scripts[] = $src;
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return $this;
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}
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public function stylesheet($src) {
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$this->_styles[] = $src;
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return $this;
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}
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public function title($title = null) {
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if ( $title ) {
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$this->_title = $title;
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return $this;
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} else {
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return $this->_title;
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}
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}
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public function header($string = null) {
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if ( !$string ) $string = $this->title();
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return $this->writes('<h1>' . $string . '</h1>');
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}
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public function form($submit, callable $inner) {
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$this->writes('<form method="POST" action="' . $submit . '">');
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$this->calls($inner);
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$this->writes('</form>');
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return $this;
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}
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public function submit($text = 'Submit') {
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$this->writes('<button type="submit">' . $text . '</button>');
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}
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public function div(callable $inner) {
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$this->writes('<div class="common-page">');
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$this->calls($inner);
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$this->writes('</div>');
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return $this;
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}
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public function line_break() {
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$this->writes('<br/>');
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return $this;
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}
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public function table($nested_array) {
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if ( is_array($nested_array) ) {
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$this->calls(function() use($nested_array) {
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echo '<table style="width: 100%;">';
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foreach ( $nested_array as $row_idx => $row ) {
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echo '<tr>';
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foreach ( $row as $col_idx => $col ) {
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$tag = $row_idx === 0 ? 'th' : 'td';
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echo "<{$tag}>{$col}</{$tag}>";
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}
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echo '</tr>';
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}
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echo '</table>';
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});
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} else {
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$this->writes('<table style="width: 100%;">');
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$this->calls($nested_array);
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$this->writes('</table>');
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}
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return $this;
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}
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public function table_row_cell(callable $inner, $span = 1) {
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$this->table_row(function() use($inner, $span) {
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$this->writes('<td colspan="' . $span . '">');
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$this->calls($inner);
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$this->writes('</td>');
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});
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return $this;
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}
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public function table_row($inner = null) {
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$this->writes('<tr>');
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if ( $inner ) $this->calls($inner);
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$this->writes('</tr>');
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return $this;
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}
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public function table_head(callable $inner) {
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$this->writes('<th>');
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$this->calls($inner);
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$this->writes('</th>');
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return $this;
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}
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public function table_cell($inner = null) {
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$this->writes('<td>');
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if ( $inner ) $this->calls($inner);
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$this->writes('</td>');
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return $this;
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}
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public function fail_to($message, $redirect_url) {
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$this->writes('<p>' . $message . '</p>')
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->writes('<p><a href="' . $redirect_url . '">Try Again</a></p>')
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->write();
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exit;
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}
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public function preamble() {
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if ( $this->_wrote_pre ) return;
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$this->_styles[] = system_url('assets/common.css');
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$styles = [];
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foreach ( $this->_styles as $style ) {
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$styles[] = '<link rel="stylesheet" href="' . $style . '"/>';
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}
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?>
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<!DOCTYPE html>
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<html>
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<head>
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<title><?= $this->_title ?></title>
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<?= implode("\n", $styles) ?>
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</head>
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<body>
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<?php
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$this->_wrote_pre = true;
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}
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public function postamble() {
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if ( $this->_wrote_post ) return;
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$scripts = [];
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foreach ( $this->_scripts as $script ) {
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$scripts[] = '<script src="' . $script . '"></script>';
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}
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?>
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<?= implode("\n", $scripts) ?>
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</body>
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</html>
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<?php
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$this->_wrote_post = true;
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}
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public function write() {
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$this->_writing = true;
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$this->preamble();
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foreach ( $this->_writers as $writer ) {
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$writer();
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}
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$this->postamble();
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$this->_writing = false;
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}
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public function compile() {
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ob_start();
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$this->_wrote_pre = false;
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$this->_wrote_post = false;
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$this->write();
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$this->_wrote_pre = false;
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$this->_wrote_post = false;
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return ob_get_clean();
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}
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}
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