318 lines
11 KiB
PHP
318 lines
11 KiB
PHP
<?php
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namespace front\factory;
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class Articles
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{
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static public function generateTableOfContents($content) {
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$result = '';
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$currentLevel = [];
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preg_match_all('/<(h[1-6])([^>]*)>(.*?)<\/\1>/', $content, $matches, PREG_SET_ORDER);
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$firstLevel = true;
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foreach ($matches as $match) {
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$level = intval(substr($match[1], 1));
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while ($level < count($currentLevel)) {
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$result .= '</li></ol>';
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array_pop($currentLevel);
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}
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if ($level > count($currentLevel)) {
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while ($level > count($currentLevel)) {
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if (count($currentLevel) > 0 || $firstLevel) {
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$result .= '<ol>';
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$firstLevel = false;
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}
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array_push($currentLevel, 0);
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}
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$result .= '<li>';
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} else {
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$result .= '</li><li>';
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}
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$currentLevel[count($currentLevel) - 1]++;
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preg_match('/\sid="([^"]*)"/', $match[2], $idMatches);
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$id = isset($idMatches[1]) ? $idMatches[1] : '';
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$result .= sprintf(
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'<a href="#%s">%s</a>',
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urlencode(strtolower($id)),
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$match[3]
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);
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}
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while (!empty($currentLevel)) {
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$result .= '</li></ol>';
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array_pop($currentLevel);
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}
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if (substr($result, 0, 8) === '<ol><ol>') {
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return substr($result, 4, -5);
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} else {
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return $result;
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}
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}
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// funkcja wywoływana dla każdego dopasowania do wyrażenia regularnego
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static public function processHeaders( $matches )
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{
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$level = $matches[1];
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$attrs = $matches[2];
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$content = $matches[3];
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$id_attr = 'id=';
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$id_attr_pos = strpos($attrs, $id_attr);
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if ($id_attr_pos === false) { // jeśli nie ma atrybutu id
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$id = \S::seo( $content );
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$attrs .= sprintf(' id="%s"', $id);
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}
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$html = sprintf( '<h%d%s>%s</h%d>', $level, $attrs, $content, $level );
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return $html;
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}
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static public function generateHeadersIds( $text )
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{
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$pattern = '/<h([1-6])(.*?)>(.*?)<\/h\1>/si';
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$text = preg_replace_callback( $pattern, array(__CLASS__, 'processHeaders'), $text );
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return $text;
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}
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public static function news( $page_id, $limit = 6, $lang_id )
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{
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$sort = \front\factory\Pages::page_sort( $page_id );
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$articles_id = \front\factory\Articles::artciles_id( (int)$page_id, $lang_id, $limit, $sort, 0 );
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if ( is_array( $articles_id ) and !empty( $articles_id ) ) foreach ( $articles_id as $article_id )
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$articles[] = \front\factory\Articles::article_details( $article_id, $lang_id );
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return $articles;
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}
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public static function get_image( $article )
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{
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if ( $main_img = $article['language']['main_image'] )
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return $main_img;
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$dom = new \DOMDocument();
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$dom -> loadHTML( mb_convert_encoding( $article['language']['entry'], 'HTML-ENTITIES', "UTF-8" ) );
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$images = $dom -> getElementsByTagName( 'img' );
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foreach ( $images as $img )
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{
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$src = $img -> getAttribute( 'src' );
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if ( file_exists( substr( $src, 1, strlen( $src ) ) ) )
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return $src;
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}
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$dom = new \DOMDocument();
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$dom -> loadHTML( mb_convert_encoding( $article['language']['text'], 'HTML-ENTITIES', "UTF-8" ) );
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$images = $dom -> getElementsByTagName( 'img' );
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foreach ( $images as $img )
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{
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$src = $img -> getAttribute( 'src' );
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if ( file_exists( substr( $src, 1, strlen( $src ) ) ) )
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return $src;
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}
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if ( $article['images'] )
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return $article['images'][0]['src'];
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return false;
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}
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public static function article_noindex( $article_id )
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{
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global $mdb, $lang;
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$cacheHandler = new \CacheHandler();
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$cacheKey = "\front\factory\Articles::article_noindex:$article_id";
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$objectData = $cacheHandler -> get( $cacheKey );
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if ( !$objectData )
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{
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$noindex = $mdb -> get( 'pp_articles_langs', 'noindex', [ 'AND' => [ 'article_id' => (int)$article_id, 'lang_id' => $lang[0] ] ] );
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$cacheHandler -> set( $cacheKey, $noindex );
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}
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else
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{
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return unserialize( $objectData );
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}
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return $noindex;
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}
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public static function page_articles( $page, $lang_id, $bs )
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{
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$count = \front\factory\Articles::page_articles_count( $page['id'], $lang_id );
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$ls = ceil( $count / $page['articles_limit'] );
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if ( $bs < 1 )
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$bs = 1;
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else if ( $bs > $ls )
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$bs = $ls;
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$from = $page['articles_limit'] * ( $bs - 1 );
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if ( $from < 0 )
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$from = 0;
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$results['articles'] = \front\factory\Articles::artciles_id( (int)$page['id'], $lang_id, (int)$page['articles_limit'], $page['sort_type'], $from );
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$results['ls'] = $ls;
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return $results;
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}
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public static function article_details( $article_id, $lang_id )
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{
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global $mdb;
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$cacheHandler = new \CacheHandler();
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$cacheKey = "\front\factory\Articles::article_details:$article_id:$lang_id";
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$objectData = $cacheHandler->get($cacheKey);
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if ( !$objectData )
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{
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$article = $mdb -> get( 'pp_articles', '*', [ 'id' => (int)$article_id ] );
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$results = $mdb -> select( 'pp_articles_langs', '*', [ 'AND' => [ 'article_id' => (int)$article_id, 'lang_id' => $lang_id ] ] );
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if ( is_array( $results ) ) foreach ( $results as $row )
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{
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if ( $row['copy_from'] )
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{
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$results2 = $mdb -> select( 'pp_articles_langs', '*', [ 'AND' => [ 'article_id' => (int)$article_id, 'lang_id' => $row['copy_from'] ] ] );
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if ( is_array( $results2 ) ) foreach ( $results2 as $row2 )
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$article['language'] = $row2;
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}
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else
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$article['language'] = $row;
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}
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$article['images'] = $mdb -> select( 'pp_articles_images', '*', [ 'article_id' => (int)$article_id, 'ORDER' => [ 'o' => 'ASC', 'id' => 'DESC' ] ] );
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$article['files'] = $mdb -> select( 'pp_articles_files', '*', [ 'article_id' => (int)$article_id ] );
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$article['pages'] = $mdb -> select( 'pp_articles_pages', 'page_id', [ 'article_id' => (int)$article_id ] );
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$cacheHandler -> set( $cacheKey, $article );
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}
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else
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{
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return unserialize( $objectData );
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}
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return $article;
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}
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public static function artciles_id( $page_id, $lang_id, $articles_limit, $sort_type, $from )
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{
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global $mdb;
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switch ( $sort_type )
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{
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case 0: $order = 'date_add ASC'; break;
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case 1: $order = 'date_add DESC'; break;
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case 2: $order = 'date_modify ASC'; break;
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case 3: $order = 'date_modify DESC'; break;
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case 4: $order = 'o ASC'; break;
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case 5: $order = 'title ASC'; break;
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case 6: $order = 'title DESC'; break;
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default: $order = 'id ASC'; break;
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}
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$cacheHandler = new \CacheHandler();
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$cacheKey = "\front\factory\Artiles::artciles_id:$page_id:$lang_id:$articles_limit:$sort_type:$from:$order";
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$objectData = $cacheHandler->get($cacheKey);
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if ( !$objectData )
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{
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$results = $mdb -> query( 'SELECT * FROM ( '
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. 'SELECT '
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. 'a.id, date_modify, date_add, o, '
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. '( CASE '
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. 'WHEN copy_from IS NULL THEN title '
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. 'WHEN copy_from IS NOT NULL THEN ( '
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. 'SELECT '
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. 'title '
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. 'FROM '
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. 'pp_articles_langs '
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. 'WHERE '
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. 'lang_id = al.copy_from AND article_id = a.id '
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. ') '
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. 'END ) AS title '
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. 'FROM '
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. 'pp_articles_pages AS ap '
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. 'INNER JOIN pp_articles AS a ON a.id = ap.article_id '
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. 'INNER JOIN pp_articles_langs AS al ON al.article_id = ap.article_id '
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. 'WHERE '
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. 'status = 1 AND page_id = ' . (int)$page_id . ' AND lang_id = \'' . $lang_id . '\' '
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. ') AS q1 '
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. 'WHERE '
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. 'q1.title IS NOT NULL '
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. 'ORDER BY '
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. 'q1.' . $order . ' '
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. 'LIMIT '
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. (int)$from . ',' . (int)$articles_limit ) -> fetchAll();
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if ( is_array( $results ) and !empty( $results ) ) foreach ( $results as $row )
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$output[] = $row['id'];
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$cacheHandler -> set( $cacheKey, $output );
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}
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else
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{
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return unserialize($objectData);
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}
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return $output;
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}
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public static function page_articles_count( $page_id, $lang_id )
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{
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global $mdb;
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$cacheHandler = new \CacheHandler();
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$cacheKey = "\front\factory\Articles::page_articles_count:$page_id:$lang_id";
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$objectData = $cacheHandler -> get( $cacheKey );
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if ( !$objectData )
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{
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$results = $mdb -> query( 'SELECT COUNT(0) FROM ( '
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. 'SELECT '
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. 'a.id, '
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. '( CASE '
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. 'WHEN copy_from IS NULL THEN title '
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. 'WHEN copy_from IS NOT NULL THEN ( '
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. 'SELECT '
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. 'title '
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. 'FROM '
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. 'pp_articles_langs '
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. 'WHERE '
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. 'lang_id = al.copy_from AND article_id = a.id '
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. ') '
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. 'END ) AS title '
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. 'FROM '
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. 'pp_articles_pages AS ap '
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. 'INNER JOIN pp_articles AS a ON a.id = ap.article_id '
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. 'INNER JOIN pp_articles_langs AS al ON al.article_id = ap.article_id '
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. 'WHERE '
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. 'status = 1 AND page_id = ' . (int)$page_id . ' AND lang_id = \'' . $lang_id . '\' '
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. ') AS q1 '
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. 'WHERE '
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. 'q1.title IS NOT NULL' ) -> fetchAll();
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$articles_count = $results[0][0];
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$cacheHandler -> set( $cacheKey, $articles_count );
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}
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else
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{
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return unserialize( $objectData );
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}
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return $articles_count;
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}
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}
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