classes/Profile_tag_subscription.php

   1 <?php
   2 /**
   3  * Table Definition for profile_tag_subscription
   4  */
   5 require_once INSTALLDIR.'/classes/Memcached_DataObject.php';
   6
   7 class Profile_tag_subscription extends Memcached_DataObject
   8 {
   9     ###START_AUTOCODE
  10     /* the code below is auto generated do not remove the above tag */
  11
  12     public $__table = 'profile_tag_subscription';                     // table name
  13     public $profile_tag_id;                         // int(4)  not_null
  14     public $profile_id;                             // int(4)  not_null
  15     public $created;                                // datetime   not_null default_0000-00-00%2000%3A00%3A00
  16     public $modified;                               // timestamp()   not_null default_CURRENT_TIMESTAMP
  17
  18     /* Static get */
  19     function staticGet($k,$v=null)
  20     { return Memcached_DataObject::staticGet('Profile_tag_subscription',$k,$v); }
  21
  22     /* the code above is auto generated do not remove the tag below */
  23     ###END_AUTOCODE
  24
  25     function pkeyGet($kv)
  26     {
  27         return Memcached_DataObject::pkeyGet('Profile_tag_subscription', $kv);
  28     }
  29
  30     static function add($peopletag, $profile)
  31     {
  32         if ($peopletag->private) {
  33             return false;
  34         }
  35
  36         if (Event::handle('StartSubscribePeopletag', array($peopletag, $profile))) {
  37             $args = array('profile_tag_id' => $peopletag->id,
  38                           'profile_id' => $profile->id);
  39             $existing = Profile_tag_subscription::pkeyGet($args);
  40             if(!empty($existing)) {
  41                 return $existing;
  42             }
  43
  44             $sub = new Profile_tag_subscription();
  45             $sub->profile_tag_id = $peopletag->id;
  46             $sub->profile_id = $profile->id;
  47             $sub->created = common_sql_now();
  48
  49             $result = $sub->insert();
  50
  51             if (!$result) {
  52                 common_log_db_error($sub, 'INSERT', __FILE__);
  53                 // TRANS: Exception thrown when inserting a list subscription in the database fails.
  54                 throw new Exception(_('Adding list subscription failed.'));
  55             }
  56
  57             $ptag = Profile_list::staticGet('id', $peopletag->id);
  58             $ptag->subscriberCount(true);
  59
  60             Event::handle('EndSubscribePeopletag', array($peopletag, $profile));
  61             return $ptag;
  62         }
  63     }
  64
  65     static function remove($peopletag, $profile)
  66     {
  67         $sub = Profile_tag_subscription::pkeyGet(array('profile_tag_id' => $peopletag->id,
  68                                               'profile_id' => $profile->id));
  69
  70         if (empty($sub)) {
  71             // silence is golden?
  72             return true;
  73         }
  74
  75         if (Event::handle('StartUnsubscribePeopletag', array($peopletag, $profile))) {
  76             $result = $sub->delete();
  77
  78             if (!$result) {
  79                 common_log_db_error($sub, 'DELETE', __FILE__);
  80                 // TRANS: Exception thrown when deleting a list subscription from the database fails.
  81                 throw new Exception(_('Removing list subscription failed.'));
  82             }
  83
  84             $peopletag->subscriberCount(true);
  85
  86             Event::handle('EndUnsubscribePeopletag', array($peopletag, $profile));
  87             return true;
  88         }
  89     }
  90
  91     // called if a tag gets deleted / made private
  92     static function cleanup($profile_list) {
  93         $subs = new self();
  94         $subs->profile_tag_id = $profile_list->id;
  95         $subs->find();
  96
  97         while($subs->fetch()) {
  98             $profile = Profile::staticGet('id', $subs->profile_id);
  99             Event::handle('StartUnsubscribePeopletag', array($profile_list, $profile));
 100             // Delete anyway
 101             $subs->delete();
 102             Event::handle('StartUnsubscribePeopletag', array($profile_list, $profile));
 103         }
 104     }
 105
 106     function insert()
 107     {
 108         $result = parent::insert();
 109         if ($result) {
 110             self::blow('profile_list:subscriber_count:%d',
 111                        $this->profile_tag_id);
 112         }
 113         return $result;
 114     }
 115
 116     function delete()
 117     {
 118         $result = parent::delete();
 119         if ($result) {
 120             self::blow('profile_list:subscriber_count:%d',
 121                        $this->profile_tag_id);
 122         }
 123         return $result;
 124     }
 125 }