PostContent.php
180 lines
| 1 | <?php |
| 2 | |
| 3 | namespace ProfilePress\Core\ContentProtection\Frontend; |
| 4 | |
| 5 | |
| 6 | use ProfilePress\Core\ContentProtection\SettingsPage; |
| 7 | use ProfilePress\Core\Classes\PROFILEPRESS_sql; |
| 8 | |
| 9 | class PostContent |
| 10 | { |
| 11 | public function __construct() |
| 12 | { |
| 13 | add_filter('the_content', [$this, 'the_content'], PHP_INT_MAX - 1); |
| 14 | } |
| 15 | |
| 16 | public function the_content($content) |
| 17 | { |
| 18 | $metas = PROFILEPRESS_sql::get_meta_data_by_key(SettingsPage::META_DATA_KEY); |
| 19 | |
| 20 | if (is_array($metas)) { |
| 21 | |
| 22 | foreach ($metas as $meta) { |
| 23 | |
| 24 | $meta = ppress_var($meta, 'meta_value', []); |
| 25 | |
| 26 | if ( ! in_array(ppress_var($meta, 'is_active', true), ['true', true], true)) continue; |
| 27 | |
| 28 | $access_condition = ppress_var($meta, 'access_condition', []); |
| 29 | |
| 30 | $noaccess_action = ppress_var($access_condition, 'noaccess_action'); |
| 31 | |
| 32 | if ('message' != $noaccess_action) continue; |
| 33 | |
| 34 | $who_can_access = ppress_var($access_condition, 'who_can_access', 'everyone'); |
| 35 | |
| 36 | $access_roles = ppress_var($access_condition, 'access_roles', []); |
| 37 | |
| 38 | $noaccess_message_type = ppress_var($access_condition, 'noaccess_action_message_type', 'global'); |
| 39 | |
| 40 | $custom_message = ppress_var($access_condition, 'noaccess_action_message_custom', 'global'); |
| 41 | |
| 42 | if (Checker::content_match($meta['content'])) { |
| 43 | |
| 44 | if (Checker::is_blocked($who_can_access, $access_roles)) { |
| 45 | $content = $this->get_restricted_message($noaccess_message_type, $custom_message); |
| 46 | } |
| 47 | |
| 48 | break; |
| 49 | }; |
| 50 | } |
| 51 | } |
| 52 | |
| 53 | return $content; |
| 54 | } |
| 55 | |
| 56 | public function get_restricted_message($noaccess_message_type = 'global', $custom_message = '') |
| 57 | { |
| 58 | $message = ''; |
| 59 | |
| 60 | $global_message = ppress_settings_by_key( |
| 61 | 'global_restricted_access_message', |
| 62 | esc_html__('You are unauthorized to view this page.', 'wp-user-avatar'), |
| 63 | true |
| 64 | ); |
| 65 | |
| 66 | switch ($noaccess_message_type) { |
| 67 | case 'custom': |
| 68 | $message = wpautop($custom_message); |
| 69 | break; |
| 70 | case 'post_excerpt': |
| 71 | $message = $this->get_post_excerpt(); |
| 72 | break; |
| 73 | case 'post_excerpt_global': |
| 74 | $message = $this->get_post_excerpt() . $this->parse_message($global_message); |
| 75 | break; |
| 76 | case 'post_excerpt_custom': |
| 77 | $message = $this->get_post_excerpt() . $this->parse_message($custom_message); |
| 78 | break; |
| 79 | } |
| 80 | |
| 81 | if (empty($message)) { |
| 82 | $message = $this->parse_message($global_message); |
| 83 | } |
| 84 | |
| 85 | return $message; |
| 86 | } |
| 87 | |
| 88 | public function parse_message($message) |
| 89 | { |
| 90 | return do_shortcode(wpautop($message)); |
| 91 | } |
| 92 | |
| 93 | public function get_post_excerpt() |
| 94 | { |
| 95 | global $post; |
| 96 | |
| 97 | if ( ! is_object($post)) return false; |
| 98 | |
| 99 | $length = apply_filters('ppress_content_protection_excerpt_length', 100); |
| 100 | |
| 101 | $more = false; |
| 102 | |
| 103 | if (has_excerpt($post->ID)) { |
| 104 | $the_excerpt = $post->post_excerpt; |
| 105 | } elseif (strstr($post->post_content, '<!--more-->')) { |
| 106 | $more = true; |
| 107 | $length = strpos($post->post_content, '<!--more-->'); |
| 108 | $the_excerpt = $post->post_content; |
| 109 | } else { |
| 110 | $the_excerpt = $post->post_content; |
| 111 | } |
| 112 | |
| 113 | $tags = apply_filters('ppress_content_protection_excerpt_tags', '<a><img><em><i><code><ins><del><strong><blockquote><ul><ol><li><h1><h2><h3><h4><h5><h6><b>'); |
| 114 | |
| 115 | if ($more) { |
| 116 | $the_excerpt = strip_shortcodes(strip_tags(stripslashes(substr($the_excerpt, 0, $length)), $tags)); |
| 117 | } else { |
| 118 | $the_excerpt = strip_shortcodes(strip_tags(stripslashes($the_excerpt), $tags)); |
| 119 | $the_excerpt = preg_split('/\b/', $the_excerpt, $length * 2 + 1); |
| 120 | $excerpt_waste = array_pop($the_excerpt); |
| 121 | $the_excerpt = implode($the_excerpt); |
| 122 | |
| 123 | if ( ! empty($the_excerpt)) { |
| 124 | $the_excerpt .= apply_filters('ppress_content_protection_excerpt_extra', ' . . .'); |
| 125 | } |
| 126 | } |
| 127 | |
| 128 | $the_excerpt = wpautop($this->close_tags($the_excerpt)); |
| 129 | |
| 130 | return apply_filters('ppress_content_protection_excerpt', $the_excerpt, $post, $length, $tags); |
| 131 | } |
| 132 | |
| 133 | /** |
| 134 | * See https://stackoverflow.com/a/3810341/2648410 |
| 135 | * |
| 136 | * @param $content |
| 137 | * |
| 138 | * @return false|mixed|string |
| 139 | */ |
| 140 | public function close_tags($content) |
| 141 | { |
| 142 | if (class_exists('\DOMDocument')) { |
| 143 | $doc = new \DOMDocument(); |
| 144 | $result = $doc->loadHTML($content, LIBXML_HTML_NOIMPLIED | LIBXML_HTML_NODEFDTD); |
| 145 | /** @see https://stackoverflow.com/a/20675396/2648410 */ |
| 146 | if ($result) utf8_decode($doc->saveHTML($doc->documentElement)); |
| 147 | } else { |
| 148 | /** @see https://stackoverflow.com/a/3810341/2648410 */ |
| 149 | preg_match_all('#<(?!meta|img|br|hr|input\b)\b([a-z]+)(?: .*)?(?<![/|/ ])>#iU', $content, $result); |
| 150 | $openedtags = $result[1]; |
| 151 | preg_match_all('#</([a-z]+)>#iU', $content, $result); |
| 152 | $closedtags = $result[1]; |
| 153 | $len_opened = count($openedtags); |
| 154 | if (count($closedtags) == $len_opened) { |
| 155 | return $content; |
| 156 | } |
| 157 | $openedtags = array_reverse($openedtags); |
| 158 | for ($i = 0; $i < $len_opened; $i++) { |
| 159 | if ( ! in_array($openedtags[$i], $closedtags)) { |
| 160 | $content .= '</' . $openedtags[$i] . '>'; |
| 161 | } else { |
| 162 | unset($closedtags[array_search($openedtags[$i], $closedtags)]); |
| 163 | } |
| 164 | } |
| 165 | } |
| 166 | |
| 167 | return $content; |
| 168 | } |
| 169 | |
| 170 | public static function get_instance() |
| 171 | { |
| 172 | static $instance = null; |
| 173 | |
| 174 | if (is_null($instance)) { |
| 175 | $instance = new self(); |
| 176 | } |
| 177 | |
| 178 | return $instance; |
| 179 | } |
| 180 | } |