max_excerpt_length = $wp->applyFilters('mailpoet_newsletter_post_excerpt_length', $this->max_excerpt_length); } function getContent($post, $displayType) { if($displayType === 'titleOnly') { return ''; } elseif ($displayType === 'excerpt') { // get excerpt if(!empty($post->post_excerpt)) { return self::stripShortCodes($post->post_excerpt); } else { return $this->generateExcerpt(self::stripShortCodes($post->post_content)); } } else { return self::stripShortCodes($post->post_content); } } function filterContent($content, $display_type, $with_post_class = true) { $content = self::convertEmbeddedContent($content); // convert h4 h5 h6 to h3 $content = preg_replace('/<([\/])?h[456](.*?)>/', '<$1h3$2>', $content); // convert currency signs $content = str_replace( array('$', '€', '£', '¥'), array('$', '€', '£', '¥'), $content ); // strip useless tags $tags_not_being_stripped = array( '

', '', '', '', '', '', '', '

', '
', '
', '
', '
' ); if($display_type === 'full') { $tags_not_being_stripped = array_merge($tags_not_being_stripped, array('
', '', '
', '
', '
')); } $content = strip_tags($content, implode('', $tags_not_being_stripped)); if($with_post_class) { $content = str_replace('', $content); if(count($excerpts) > 1) { // separator was present return $excerpts[0]; } else { // Separator not present, try to shorten long posts return wp_trim_words($content, $this->max_excerpt_length, ' …'); } } private function stripShortCodes($content) { // remove captions $content = preg_replace( "/\[caption.*?\](.*<\/a>)(.*?)\[\/caption\]/", '$1', $content ); // remove other shortcodes $content = preg_replace('/\[[^\[\]]*\]/', '', $content); return $content; } private function convertEmbeddedContent($content = '') { // remove embedded video and replace with links $content = preg_replace( '#<\/iframe>#', ''.__('Click here to view media.', 'mailpoet').'', $content ); // replace youtube links $content = preg_replace( '#http://www.youtube.com/embed/([a-zA-Z0-9_-]*)#Ui', 'http://www.youtube.com/watch?v=$1', $content ); return $content; } }