blockem/blockem.php

   1 <?php
   2 /**
   3  * Name: blockem
   4  * Description: Allows users to hide content by collapsing posts and replies.
   5  * Version: 1.0
   6  * Author: Mike Macgirvin <http://macgirvin.com/profile/mike>
   7  * Author: Roland Haeder <https://f.haeder.net/roland>
   8  */
   9
  10 use Friendica\App;
  11 use Friendica\Core\Hook;
  12 use Friendica\Core\Renderer;
  13 use Friendica\DI;
  14 use Friendica\Util\Strings;
  15
  16 global $blockem_words;
  17
  18 function blockem_install()
  19 {
  20         Hook::register('prepare_body_content_filter', 'addon/blockem/blockem.php', 'blockem_prepare_body_content_filter');
  21         Hook::register('display_item'               , 'addon/blockem/blockem.php', 'blockem_display_item');
  22         Hook::register('addon_settings'             , 'addon/blockem/blockem.php', 'blockem_addon_settings');
  23         Hook::register('addon_settings_post'        , 'addon/blockem/blockem.php', 'blockem_addon_settings_post');
  24         Hook::register('conversation_start'         , 'addon/blockem/blockem.php', 'blockem_conversation_start');
  25         Hook::register('item_photo_menu'            , 'addon/blockem/blockem.php', 'blockem_item_photo_menu');
  26         Hook::register('enotify_store'              , 'addon/blockem/blockem.php', 'blockem_enotify_store');
  27 }
  28
  29 function blockem_addon_settings(App $a, array &$data)
  30 {
  31         if (!local_user()) {
  32                 return;
  33         }
  34
  35         $words   = DI::pConfig()->get(local_user(), 'blockem', 'words', '');
  36
  37         $t    = Renderer::getMarkupTemplate('settings.tpl', 'addon/blockem/');
  38         $html = Renderer::replaceMacros($t, [
  39                 '$info'    => DI::l10n()->t("Hides user's content by collapsing posts. Also replaces their avatar with generic image."),
  40                 '$words'   => ['blockem-words', DI::l10n()->t('Comma separated profile URLS:'), $words],
  41         ]);
  42
  43         $data = [
  44                 'addon' => 'blockem',
  45                 'title' => DI::l10n()->t('Blockem'),
  46                 'html'  => $html,
  47         ];
  48 }
  49
  50 function blockem_addon_settings_post(App $a, array &$b)
  51 {
  52         if (!local_user()) {
  53                 return;
  54         }
  55
  56         if (!empty($_POST['blockem-submit'])) {
  57                 DI::pConfig()->set(local_user(), 'blockem', 'words', trim($_POST['blockem-words']));
  58         }
  59 }
  60
  61 function blockem_enotify_store(App $a, array &$b)
  62 {
  63         $words = DI::pConfig()->get($b['uid'], 'blockem', 'words');
  64
  65         if ($words) {
  66                 $arr = explode(',', $words);
  67         } else {
  68                 return;
  69         }
  70
  71         $found = false;
  72
  73         if (count($arr)) {
  74                 foreach ($arr as $word) {
  75                         if (!strlen(trim($word))) {
  76                                 continue;
  77                         }
  78
  79                         if (Strings::compareLink($b['url'], $word)) {
  80                                 $found = true;
  81                                 break;
  82                         }
  83                 }
  84         }
  85
  86         if ($found) {
  87                 // empty out the fields
  88                 $b = [];
  89         }
  90 }
  91
  92 function blockem_prepare_body_content_filter(App $a, array &$hook_data)
  93 {
  94         if (!local_user()) {
  95                 return;
  96         }
  97
  98         $profiles_string = null;
  99
 100         if (local_user()) {
 101                 $profiles_string = DI::pConfig()->get(local_user(), 'blockem', 'words');
 102         }
 103
 104         if ($profiles_string) {
 105                 $profiles_array = explode(',', $profiles_string);
 106         } else {
 107                 return;
 108         }
 109
 110         $found = false;
 111
 112         foreach ($profiles_array as $word) {
 113                 if (Strings::compareLink($hook_data['item']['author-link'], trim($word))) {
 114                         $found = true;
 115                         break;
 116                 }
 117         }
 118
 119         if ($found) {
 120                 $hook_data['filter_reasons'][] = DI::l10n()->t('Filtered user: %s', $hook_data['item']['author-name']);
 121         }
 122 }
 123
 124 function blockem_display_item(App $a, array &$b = null)
 125 {
 126         if (!empty($b['output']['body']) && strstr($b['output']['body'], 'id="blockem-wrap-')) {
 127                 $b['output']['thumb'] = DI::baseUrl()->get() . "/images/person-80.jpg";
 128         }
 129 }
 130
 131 function blockem_conversation_start(App $a, array &$b)
 132 {
 133         global $blockem_words;
 134
 135         if (!local_user()) {
 136                 return;
 137         }
 138
 139         $words = DI::pConfig()->get(local_user(), 'blockem', 'words');
 140
 141         if ($words) {
 142                 $blockem_words = explode(',', $words);
 143         }
 144
 145         DI::page()['htmlhead'] .= <<< EOT
 146
 147 <script>
 148 function blockemBlock(author) {
 149         $.get('blockem?block=' +author, function(data) {
 150                 location.reload(true);
 151         });
 152 }
 153 function blockemUnblock(author) {
 154         $.get('blockem?unblock=' +author, function(data) {
 155                 location.reload(true);
 156         });
 157 }
 158 </script>
 159
 160 EOT;
 161 }
 162
 163 function blockem_item_photo_menu(App $a, array &$b)
 164 {
 165         global $blockem_words;
 166
 167         if (!local_user() || $b['item']['self']) {
 168                 return;
 169         }
 170
 171         $blocked = false;
 172         $author = $b['item']['author-link'];
 173
 174         if (!empty($blockem_words)) {
 175                 foreach($blockem_words as $bloke) {
 176                         if (Strings::compareLink($bloke,$author)) {
 177                                 $blocked = true;
 178                                 break;
 179                         }
 180                 }
 181         }
 182         if ($blocked) {
 183                 $b['menu'][DI::l10n()->t('Unblock Author')] = 'javascript:blockemUnblock(\'' . $author . '\');';
 184         } else {
 185                 $b['menu'][DI::l10n()->t('Block Author')] = 'javascript:blockemBlock(\'' . $author . '\');';
 186         }
 187 }
 188
 189 function blockem_module()
 190 {
 191 }
 192
 193 function blockem_init(App $a)
 194 {
 195         if (!local_user()) {
 196                 return;
 197         }
 198
 199         $words = DI::pConfig()->get(local_user(), 'blockem', 'words');
 200
 201         if (array_key_exists('block', $_GET) && $_GET['block']) {
 202                 if (strlen($words)) {
 203                         $words .= ',';
 204                 }
 205
 206                 $words .= trim($_GET['block']);
 207         }
 208
 209         if (array_key_exists('unblock', $_GET) && $_GET['unblock']) {
 210                 $arr = explode(',',$words);
 211                 $newarr = [];
 212
 213                 if (count($arr)) {
 214                         foreach ($arr as $x) {
 215                                 if (!Strings::compareLink(trim($x), trim($_GET['unblock']))) {
 216                                         $newarr[] = $x;
 217                                 }
 218                         }
 219                 }
 220
 221                 $words = implode(',', $newarr);
 222         }
 223
 224         DI::pConfig()->set(local_user(), 'blockem', 'words', $words);
 225         exit();
 226 }