CRM/Event/Cart/BAO/Cart.php

   1 <?php
   2
   3 /**
   4  * Class CRM_Event_Cart_BAO_Cart
   5  */
   6 class CRM_Event_Cart_BAO_Cart extends CRM_Event_Cart_DAO_Cart {
   7   public $associations_loaded = FALSE;
   8     /* event_in_cart_id => $event_in_cart */
   9   public $events_in_carts = array(
  10     );
  11
  12   /**
  13    * @param $params
  14    *
  15    * @return $this
  16    */
  17   public static function add(&$params) {
  18     $cart = new CRM_Event_Cart_BAO_Cart();
  19     $cart->copyValues($params);
  20     $result = $cart->save();
  21     return $result;
  22   }
  23
  24   /**
  25    * @param $event_id
  26    *
  27    * @return mixed
  28    */
  29   public function add_event($event_id) {
  30     $this->load_associations();
  31     $event_in_cart = $this->get_event_in_cart_by_event_id($event_id);
  32     if ($event_in_cart) {
  33       return $event_in_cart;
  34     }
  35
  36     $params = array(
  37       'event_id' => $event_id,
  38       'event_cart_id' => $this->id,
  39     );
  40     $event_in_cart = CRM_Event_Cart_BAO_EventInCart::create($params);
  41     $event_in_cart->load_associations($this);
  42     $this->events_in_carts[$event_in_cart->event_id] = $event_in_cart;
  43     return $this->events_in_carts[$event_in_cart->event_id];
  44   }
  45
  46   /**
  47    * @param $participant
  48    */
  49   function add_participant_to_cart($participant) {
  50     $event_in_cart = $this->get_event_in_cart_by_event_id($participant->event_id);
  51     if (!$event_in_cart) {
  52       $event_in_cart = $this->add_event($participant->event_id);
  53     }
  54     $event_in_cart->add_participant($participant);
  55     $event_in_cart->save();
  56   }
  57
  58   /**
  59    * @param $params
  60    *
  61    * @return $this
  62    * @throws Exception
  63    */
  64   public static function create($params) {
  65     $transaction = new CRM_Core_Transaction();
  66
  67     $cart = self::add($params);
  68
  69     if (is_a($cart, 'CRM_Core_Error')) {
  70       $transaction->rollback();
  71       CRM_Core_Error::fatal(ts('There was an error creating an event cart'));
  72     }
  73
  74     $transaction->commit();
  75
  76     return $cart;
  77   }
  78
  79   /**
  80    * @param $id
  81    *
  82    * @return bool|CRM_Event_Cart_BAO_Cart
  83    */
  84   public static function find_by_id($id) {
  85     return self::find_by_params(array('id' => $id));
  86   }
  87
  88   /**
  89    * @param $params
  90    *
  91    * @return bool|CRM_Event_Cart_BAO_Cart
  92    */
  93   public static function find_by_params($params) {
  94     $cart = new CRM_Event_Cart_BAO_Cart();
  95     $cart->copyValues($params);
  96     if ($cart->find(TRUE)) {
  97       return $cart;
  98     }
  99     else {
 100       return FALSE;
 101     }
 102   }
 103
 104   /**
 105    * @return $this|bool|CRM_Event_Cart_BAO_Cart
 106    */
 107   public static function find_or_create_for_current_session() {
 108     $session       = CRM_Core_Session::singleton();
 109     $event_cart_id = $session->get('event_cart_id');
 110     $userID        = $session->get('userID');
 111     $cart          = FALSE;
 112     if (!is_null($event_cart_id)) {
 113       $cart = self::find_uncompleted_by_id($event_cart_id);
 114       if ($cart && $userID) {
 115         if (!$cart->user_id) {
 116           $saved_cart = self::find_uncompleted_by_user_id($userID);
 117           if ($saved_cart) {
 118             $cart->adopt_participants($saved_cart->id);
 119             $saved_cart->delete();
 120             $cart->load_associations();
 121           }
 122           else {
 123             $cart->user_id = $userID;
 124             $cart->save();
 125           }
 126         }
 127       }
 128     }
 129     if ($cart === FALSE) {
 130       if (is_null($userID)) {
 131         $cart = self::create(array());
 132       }
 133       else {
 134         $cart = self::find_uncompleted_by_user_id($userID);
 135         if ($cart === FALSE) {
 136           $cart = self::create(array('user_id' => $userID));
 137         }
 138       }
 139       $session->set('event_cart_id', $cart->id);
 140     }
 141     return $cart;
 142   }
 143
 144   /**
 145    * @param $id
 146    *
 147    * @return bool|CRM_Event_Cart_BAO_Cart
 148    */
 149   public static function find_uncompleted_by_id($id) {
 150     return self::find_by_params(array('id' => $id, 'completed' => 0));
 151   }
 152
 153   /**
 154    * @param $user_id
 155    *
 156    * @return bool|CRM_Event_Cart_BAO_Cart
 157    */
 158   public static function find_uncompleted_by_user_id($user_id) {
 159     return self::find_by_params(array('user_id' => $user_id, 'completed' => 0));
 160   }
 161
 162   /**
 163    * @return array
 164    */
 165   public function get_main_events_in_carts() {
 166     //return CRM_Event_Cart_BAO_EventInCart::find_all_by_params( array('main_conference_event_id'
 167     $all = array();
 168     foreach ($this->events_in_carts as $event_in_cart) {
 169       if (!$event_in_cart->is_child_event()) {
 170         $all[] = $event_in_cart;
 171       }
 172     }
 173     return $all;
 174   }
 175
 176   /**
 177    * @param $main_conference_event_id
 178    *
 179    * @return array
 180    */
 181   public function get_events_in_carts_by_main_event_id($main_conference_event_id) {
 182     $all = array();
 183     if (!$main_conference_event_id) {
 184       return $all;
 185     }
 186     foreach ($this->events_in_carts as $event_in_cart) {
 187       if ($event_in_cart->event->parent_event_id == $main_conference_event_id) {
 188         $all[] = $event_in_cart;
 189       }
 190     }
 191     usort($all, "CRM_Event_Cart_BAO_Cart::compare_event_dates");
 192     return $all;
 193   }
 194
 195   /**
 196    * @param $event_in_cart_1
 197    * @param $event_in_cart_2
 198    *
 199    * @return int
 200    */
 201   static function compare_event_dates($event_in_cart_1, $event_in_cart_2) {
 202     $date_1 = CRM_Utils_Date::unixTime($event_in_cart_1->event->start_date);
 203     $date_2 = CRM_Utils_Date::unixTime($event_in_cart_2->event->start_date);
 204
 205     if ($date_1 == $date_2) {
 206
 207       return 0;
 208
 209     }
 210     return ($date_1 < $date_2) ? -1 : 1;
 211   }
 212
 213   /**
 214    * @param $main_participant
 215    *
 216    * @return array
 217    */
 218   public function get_subparticipants($main_participant) {
 219     $subparticipants = array();
 220     foreach ($this->events_in_carts as $event_in_cart) {
 221       if ($event_in_cart->is_child_event($main_participant->event_id)) {
 222         foreach ($event_in_cart->participants as $participant) {
 223           if ($participant->contact_id == $main_participant->contact_id) {
 224             $subparticipants[] = $participant;
 225             continue;
 226           }
 227         }
 228       }
 229     }
 230     return $subparticipants;
 231   }
 232
 233   /**
 234    * @param $event_id
 235    *
 236    * @return mixed
 237    */
 238   public function get_event_in_cart_by_event_id($event_id) {
 239     return CRM_Utils_Array::value($event_id, $this->events_in_carts);
 240   }
 241
 242   /**
 243    * @param $event_in_cart_id
 244    *
 245    * @return null
 246    */
 247   public function &get_event_in_cart_by_id($event_in_cart_id) {
 248     foreach ($this->events_in_carts as $event_in_cart) {
 249       if ($event_in_cart->id == $event_in_cart_id) {
 250         return $event_in_cart;
 251       }
 252     }
 253     return NULL;
 254   }
 255
 256   /**
 257    * @return array
 258    */
 259   public function get_main_event_participants() {
 260     $participants = array();
 261     foreach ($this->get_main_events_in_carts() as $event_in_cart) {
 262       $participants = array_merge($participants, $event_in_cart->participants);
 263     }
 264     return $participants;
 265   }
 266
 267   public function load_associations() {
 268     if ($this->associations_loaded) {
 269       return;
 270     }
 271     $this->associations_loaded = TRUE;
 272     $this->events_in_carts = CRM_Event_Cart_BAO_EventInCart::find_all_by_event_cart_id($this->id);
 273     foreach ($this->events_in_carts as $event_in_cart) {
 274       $event_in_cart->load_associations($this);
 275     }
 276     $this->save();
 277   }
 278
 279   /**
 280    * @param $event_in_cart_id
 281    *
 282    * @return bool|CRM_Event_Cart_BAO_EventInCart
 283    */
 284   public function remove_event_in_cart($event_in_cart_id) {
 285     $event_in_cart = CRM_Event_Cart_BAO_EventInCart::find_by_id($event_in_cart_id);
 286     if ($event_in_cart) {
 287       $sessions_to_remove = $this->get_events_in_carts_by_main_event_id($event_in_cart->event_id);
 288       foreach ($sessions_to_remove as $session) {
 289         $this->remove_event_in_cart($session->id);
 290       }
 291       unset($this->events_in_carts[$event_in_cart->event_id]);
 292       $event_in_cart->delete();
 293     }
 294     return $event_in_cart;
 295   }
 296
 297   /**
 298    * @param $participant_id
 299    *
 300    * @return int
 301    */
 302   function get_participant_index_from_id($participant_id) {
 303     foreach ($this->events_in_carts as $event_in_cart) {
 304       $index = 0;
 305       foreach ($event_in_cart->participants as $participant) {
 306         if ($participant->id == $participant_id) {
 307           return $index;
 308         }
 309         $index++;
 310       }
 311     }
 312     return - 1;
 313   }
 314
 315   /**
 316    * @param $params
 317    * @param $values
 318    *
 319    * @return mixed
 320    * @throws Exception
 321    */
 322   public static function retrieve(&$params, &$values) {
 323     $cart = self::find_by_params($params);
 324     if ($cart === FALSE) {
 325       CRM_Core_Error::fatal(ts('Could not find cart matching %1', array(1 => var_export($params, TRUE))));
 326     }
 327     CRM_Core_DAO::storeValues($cart, $values);
 328     return $values;
 329   }
 330
 331
 332   /**
 333    * @param $from_cart_id
 334    */
 335   public function adopt_participants($from_cart_id) {
 336     $params = array(
 337       1 => array($this->id, 'Integer'),
 338       2 => array($from_cart_id, 'Integer'),
 339     );
 340     $sql = "UPDATE civicrm_participant SET cart_id='%1' WHERE cart_id='%2'";
 341
 342     CRM_Core_DAO::executeQuery($sql, $params);
 343   }
 344 }
 345
 346
 347