src/Content/Feature.php

   1 <?php
   2 /**
   3  * @file src/Content/Feature.php
   4  * @brief Features management
   5  */
   6 namespace Friendica\Content;
   7
   8 use Friendica\Core\Config;
   9 use Friendica\Core\PConfig;
  10
  11 require_once 'include/plugin.php';
  12
  13 class Feature
  14 {
  15         /**
  16          * @brief check if feature is enabled
  17          *
  18          * @param integer $uid     user id
  19          * @param string  $feature feature
  20          * @return boolean
  21          */
  22         public static function isEnabled($uid, $feature)
  23         {
  24                 $x = Config::get('feature_lock', $feature, false);
  25
  26                 if ($x === false) {
  27                         $x = PConfig::get($uid, 'feature', $feature, false);
  28                 }
  29
  30                 if ($x === false) {
  31                         $x = Config::get('feature', $feature, false);
  32                 }
  33
  34                 if ($x === false) {
  35                         $x = self::getDefault($feature);
  36                 }
  37
  38                 $arr = array('uid' => $uid, 'feature' => $feature, 'enabled' => $x);
  39                 call_hooks('isEnabled', $arr);
  40                 return($arr['enabled']);
  41         }
  42
  43         /**
  44          * @brief check if feature is enabled or disabled by default
  45          *
  46          * @param string $feature feature
  47          * @return boolean
  48          */
  49         private static function getDefault($feature)
  50         {
  51                 $f = self::get();
  52                 foreach ($f as $cat) {
  53                         foreach ($cat as $feat) {
  54                                 if (is_array($feat) && $feat[0] === $feature) {
  55                                         return $feat[3];
  56                                 }
  57                         }
  58                 }
  59                 return false;
  60         }
  61
  62         /**
  63          * @brief Get a list of all available features
  64          *
  65          * The array includes the setting group, the setting name,
  66          * explainations for the setting and if it's enabled or disabled
  67          * by default
  68          *
  69          * @param bool $filtered True removes any locked features
  70          *
  71          * @return array
  72          */
  73         public static function get($filtered = true)
  74         {
  75                 $arr = array(
  76
  77                         // General
  78                         'general' => array(
  79                                 t('General Features'),
  80                                 //array('expire',         t('Content Expiration'),              t('Remove old posts/comments after a period of time')),
  81                                 array('multi_profiles', t('Multiple Profiles'),                 t('Ability to create multiple profiles'), false, Config::get('feature_lock', 'multi_profiles', false)),
  82                                 array('photo_location', t('Photo Location'),                    t('Photo metadata is normally stripped. This extracts the location (if present) prior to stripping metadata and links it to a map.'), false, Config::get('feature_lock', 'photo_location', false)),
  83                                 array('export_calendar', t('Export Public Calendar'),           t('Ability for visitors to download the public calendar'), false, Config::get('feature_lock', 'export_calendar', false)),
  84                         ),
  85
  86                         // Post composition
  87                         'composition' => array(
  88                                 t('Post Composition Features'),
  89                                 array('preview',        t('Post Preview'),                      t('Allow previewing posts and comments before publishing them'), false, Config::get('feature_lock', 'preview', false)),
  90                                 array('aclautomention', t('Auto-mention Forums'),               t('Add/remove mention when a forum page is selected/deselected in ACL window.'), false, Config::get('feature_lock', 'aclautomention', false)),
  91                         ),
  92
  93                         // Network sidebar widgets
  94                         'widgets' => array(
  95                                 t('Network Sidebar Widgets'),
  96                                 array('archives',       t('Search by Date'),                    t('Ability to select posts by date ranges'), false, Config::get('feature_lock', 'archives', false)),
  97                                 array('forumlist_widget', t('List Forums'),                     t('Enable widget to display the forums your are connected with'), true, Config::get('feature_lock', 'forumlist_widget', false)),
  98                                 array('groups',         t('Group Filter'),                      t('Enable widget to display Network posts only from selected group'), false, Config::get('feature_lock', 'groups', false)),
  99                                 array('networks',       t('Network Filter'),                    t('Enable widget to display Network posts only from selected network'), false, Config::get('feature_lock', 'networks', false)),
 100                                 array('savedsearch',    t('Saved Searches'),                    t('Save search terms for re-use'), false, Config::get('feature_lock', 'savedsearch', false)),
 101                         ),
 102
 103                         // Network tabs
 104                         'net_tabs' => array(
 105                                 t('Network Tabs'),
 106                                 array('personal_tab',   t('Network Personal Tab'),              t('Enable tab to display only Network posts that you\'ve interacted on'), false, Config::get('feature_lock', 'personal_tab', false)),
 107                                 array('new_tab',        t('Network New Tab'),                   t('Enable tab to display only new Network posts (from the last 12 hours)'), false, Config::get('feature_lock', 'new_tab', false)),
 108                                 array('link_tab',       t('Network Shared Links Tab'),          t('Enable tab to display only Network posts with links in them'), false, Config::get('feature_lock', 'link_tab', false)),
 109                         ),
 110
 111                         // Item tools
 112                         'tools' => array(
 113                                 t('Post/Comment Tools'),
 114                                 array('multi_delete',   t('Multiple Deletion'),                 t('Select and delete multiple posts/comments at once'), false, Config::get('feature_lock', 'multi_delete', false)),
 115                                 array('edit_posts',     t('Edit Sent Posts'),                   t('Edit and correct posts and comments after sending'), false, Config::get('feature_lock', 'edit_posts', false)),
 116                                 array('commtag',        t('Tagging'),                           t('Ability to tag existing posts'), false, Config::get('feature_lock', 'commtag', false)),
 117                                 array('categories',     t('Post Categories'),                   t('Add categories to your posts'), false, Config::get('feature_lock', 'categories', false)),
 118                                 array('filing',         t('Saved Folders'),                     t('Ability to file posts under folders'), false, Config::get('feature_lock', 'filing', false)),
 119                                 array('dislike',        t('Dislike Posts'),                     t('Ability to dislike posts/comments'), false, Config::get('feature_lock', 'dislike', false)),
 120                                 array('star_posts',     t('Star Posts'),                        t('Ability to mark special posts with a star indicator'), false, Config::get('feature_lock', 'star_posts', false)),
 121                                 array('ignore_posts',   t('Mute Post Notifications'),           t('Ability to mute notifications for a thread'), false, Config::get('feature_lock', 'ignore_posts', false)),
 122                         ),
 123
 124                         // Advanced Profile Settings
 125                         'advanced_profile' => array(
 126                                 t('Advanced Profile Settings'),
 127                                 array('forumlist_profile', t('List Forums'),                    t('Show visitors public community forums at the Advanced Profile Page'), false, Config::get('feature_lock', 'forumlist_profile', false)),
 128                                 array('tagadelic',      t('Tag Cloud'),                         t('Provide a personal tag cloud on your profile page'), false, Config::get('feature_lock', 'tagadelic', false)),
 129                         ),
 130                 );
 131
 132                 // removed any locked features and remove the entire category if this makes it empty
 133
 134                 if ($filtered) {
 135                         foreach ($arr as $k => $x) {
 136                                 $has_items = false;
 137                                 $kquantity = count($arr[$k]);
 138                                 for ($y = 0; $y < $kquantity; $y ++) {
 139                                         if (is_array($arr[$k][$y])) {
 140                                                 if ($arr[$k][$y][4] === false) {
 141                                                         $has_items = true;
 142                                                 } else {
 143                                                         unset($arr[$k][$y]);
 144                                                 }
 145                                         }
 146                                 }
 147                                 if (! $has_items) {
 148                                         unset($arr[$k]);
 149                                 }
 150                         }
 151                 }
 152
 153                 call_hooks('get', $arr);
 154                 return $arr;
 155         }
 156 }