crm.fsf.org/20131203/files/sites/all/modules-new/civicrm/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    * @param array $params
  13    *
  14    * @return $this
  15    */
  16   public static function add(&$params) {
  17     $cart = new CRM_Event_Cart_BAO_Cart();
  18     $cart->copyValues($params);
  19     $result = $cart->save();
  20     return $result;
  21   }
  22
  23   /**
  24    * @param int $event_id
  25    *
  26    * @return mixed
  27    */
  28   public function add_event($event_id) {
  29     $this->load_associations();
  30     $event_in_cart = $this->get_event_in_cart_by_event_id($event_id);
  31     if ($event_in_cart) {
  32       return $event_in_cart;
  33     }
  34
  35     $params = array(
  36       'event_id' => $event_id,
  37       'event_cart_id' => $this->id,
  38     );
  39     $event_in_cart = CRM_Event_Cart_BAO_EventInCart::create($params);
  40     $event_in_cart->load_associations($this);
  41     $this->events_in_carts[$event_in_cart->event_id] = $event_in_cart;
  42     return $this->events_in_carts[$event_in_cart->event_id];
  43   }
  44
  45   /**
  46    * @param $participant
  47    */
  48   public function add_participant_to_cart($participant) {
  49     $event_in_cart = $this->get_event_in_cart_by_event_id($participant->event_id);
  50     if (!$event_in_cart) {
  51       $event_in_cart = $this->add_event($participant->event_id);
  52     }
  53     $event_in_cart->add_participant($participant);
  54     $event_in_cart->save();
  55   }
  56
  57   /**
  58    * @param array $params
  59    *
  60    * @return $this
  61    * @throws Exception
  62    */
  63   public static function create($params) {
  64     $transaction = new CRM_Core_Transaction();
  65
  66     $cart = self::add($params);
  67
  68     if (is_a($cart, 'CRM_Core_Error')) {
  69       $transaction->rollback();
  70       CRM_Core_Error::fatal(ts('There was an error creating an event cart'));
  71     }
  72
  73     $transaction->commit();
  74
  75     return $cart;
  76   }
  77
  78   /**
  79    * @param int $id
  80    *
  81    * @return bool|CRM_Event_Cart_BAO_Cart
  82    */
  83   public static function find_by_id($id) {
  84     return self::find_by_params(array('id' => $id));
  85   }
  86
  87   /**
  88    * @param array $params
  89    *
  90    * @return bool|CRM_Event_Cart_BAO_Cart
  91    */
  92   public static function find_by_params($params) {
  93     $cart = new CRM_Event_Cart_BAO_Cart();
  94     $cart->copyValues($params);
  95     if ($cart->find(TRUE)) {
  96       return $cart;
  97     }
  98     else {
  99       return FALSE;
 100     }
 101   }
 102
 103   /**
 104    * @return self|bool|CRM_Event_Cart_BAO_Cart
 105    */
 106   public static function find_or_create_for_current_session() {
 107     $session = CRM_Core_Session::singleton();
 108     $event_cart_id = $session->get('event_cart_id');
 109     $userID = $session->get('userID');
 110     $cart = FALSE;
 111     if (!is_null($event_cart_id)) {
 112       $cart = self::find_uncompleted_by_id($event_cart_id);
 113       if ($cart && $userID) {
 114         if (!$cart->user_id) {
 115           $saved_cart = self::find_uncompleted_by_user_id($userID);
 116           if ($saved_cart) {
 117             $cart->adopt_participants($saved_cart->id);
 118             $saved_cart->delete();
 119             $cart->load_associations();
 120           }
 121           else {
 122             $cart->user_id = $userID;
 123             $cart->save();
 124           }
 125         }
 126       }
 127     }
 128     if ($cart === FALSE) {
 129       if (is_null($userID)) {
 130         $cart = self::create(array());
 131       }
 132       else {
 133         $cart = self::find_uncompleted_by_user_id($userID);
 134         if ($cart === FALSE) {
 135           $cart = self::create(array('user_id' => $userID));
 136         }
 137       }
 138       $session->set('event_cart_id', $cart->id);
 139     }
 140     return $cart;
 141   }
 142
 143   /**
 144    * @param int $id
 145    *
 146    * @return bool|CRM_Event_Cart_BAO_Cart
 147    */
 148   public static function find_uncompleted_by_id($id) {
 149     return self::find_by_params(array('id' => $id, 'completed' => 0));
 150   }
 151
 152   /**
 153    * @param int $user_id
 154    *
 155    * @return bool|CRM_Event_Cart_BAO_Cart
 156    */
 157   public static function find_uncompleted_by_user_id($user_id) {
 158     return self::find_by_params(array('user_id' => $user_id, 'completed' => 0));
 159   }
 160
 161   /**
 162    * @return array
 163    */
 164   public function get_main_events_in_carts() {
 165     //return CRM_Event_Cart_BAO_EventInCart::find_all_by_params( array('main_conference_event_id'
 166     $all = array();
 167     foreach ($this->events_in_carts as $event_in_cart) {
 168       if (!$event_in_cart->is_child_event()) {
 169         $all[] = $event_in_cart;
 170       }
 171     }
 172     return $all;
 173   }
 174
 175   /**
 176    * @param int $main_conference_event_id
 177    *
 178    * @return array
 179    */
 180   public function get_events_in_carts_by_main_event_id($main_conference_event_id) {
 181     $all = array();
 182     if (!$main_conference_event_id) {
 183       return $all;
 184     }
 185     foreach ($this->events_in_carts as $event_in_cart) {
 186       if ($event_in_cart->event->parent_event_id == $main_conference_event_id) {
 187         $all[] = $event_in_cart;
 188       }
 189     }
 190     usort($all, "CRM_Event_Cart_BAO_Cart::compare_event_dates");
 191     return $all;
 192   }
 193
 194   /**
 195    * @param $event_in_cart_1
 196    * @param $event_in_cart_2
 197    *
 198    * @return int
 199    */
 200   public static function compare_event_dates($event_in_cart_1, $event_in_cart_2) {
 201     $date_1 = CRM_Utils_Date::unixTime($event_in_cart_1->event->start_date);
 202     $date_2 = CRM_Utils_Date::unixTime($event_in_cart_2->event->start_date);
 203
 204     if ($date_1 == $date_2) {
 205
 206       return 0;
 207
 208     }
 209     return ($date_1 < $date_2) ? -1 : 1;
 210   }
 211
 212   /**
 213    * @param $main_participant
 214    *
 215    * @return array
 216    */
 217   public function get_subparticipants($main_participant) {
 218     $subparticipants = array();
 219     foreach ($this->events_in_carts as $event_in_cart) {
 220       if ($event_in_cart->is_child_event($main_participant->event_id)) {
 221         foreach ($event_in_cart->participants as $participant) {
 222           if ($participant->contact_id == $main_participant->contact_id) {
 223             $subparticipants[] = $participant;
 224             continue;
 225           }
 226         }
 227       }
 228     }
 229     return $subparticipants;
 230   }
 231
 232   /**
 233    * @param int $event_id
 234    *
 235    * @return mixed
 236    */
 237   public function get_event_in_cart_by_event_id($event_id) {
 238     return CRM_Utils_Array::value($event_id, $this->events_in_carts);
 239   }
 240
 241   /**
 242    * @param int $event_in_cart_id
 243    *
 244    * @return null
 245    */
 246   public function &get_event_in_cart_by_id($event_in_cart_id) {
 247     foreach ($this->events_in_carts as $event_in_cart) {
 248       if ($event_in_cart->id == $event_in_cart_id) {
 249         return $event_in_cart;
 250       }
 251     }
 252     return NULL;
 253   }
 254
 255   /**
 256    * @return array
 257    */
 258   public function get_main_event_participants() {
 259     $participants = array();
 260     foreach ($this->get_main_events_in_carts() as $event_in_cart) {
 261       $participants = array_merge($participants, $event_in_cart->participants);
 262     }
 263     return $participants;
 264   }
 265
 266   public function load_associations() {
 267     if ($this->associations_loaded) {
 268       return;
 269     }
 270     $this->associations_loaded = TRUE;
 271     $this->events_in_carts = CRM_Event_Cart_BAO_EventInCart::find_all_by_event_cart_id($this->id);
 272     foreach ($this->events_in_carts as $event_in_cart) {
 273       $event_in_cart->load_associations($this);
 274     }
 275     $this->save();
 276   }
 277
 278   /**
 279    * @param int $event_in_cart_id
 280    *
 281    * @return bool|CRM_Event_Cart_BAO_EventInCart
 282    */
 283   public function remove_event_in_cart($event_in_cart_id) {
 284     $event_in_cart = CRM_Event_Cart_BAO_EventInCart::find_by_id($event_in_cart_id);
 285     if ($event_in_cart) {
 286       $sessions_to_remove = $this->get_events_in_carts_by_main_event_id($event_in_cart->event_id);
 287       foreach ($sessions_to_remove as $session) {
 288         $this->remove_event_in_cart($session->id);
 289       }
 290       unset($this->events_in_carts[$event_in_cart->event_id]);
 291       $event_in_cart->delete();
 292     }
 293     return $event_in_cart;
 294   }
 295
 296   /**
 297    * @param int $participant_id
 298    *
 299    * @return int
 300    */
 301   public function get_participant_index_from_id($participant_id) {
 302     foreach ($this->events_in_carts as $event_in_cart) {
 303       $index = 0;
 304       foreach ($event_in_cart->participants as $participant) {
 305         if ($participant->id == $participant_id) {
 306           return $index;
 307         }
 308         $index++;
 309       }
 310     }
 311     return -1;
 312   }
 313
 314   /**
 315    * @param array $params
 316    * @param $values
 317    *
 318    * @return mixed
 319    * @throws Exception
 320    */
 321   public static function retrieve(&$params, &$values) {
 322     $cart = self::find_by_params($params);
 323     if ($cart === FALSE) {
 324       CRM_Core_Error::fatal(ts('Could not find cart matching %1', array(1 => var_export($params, TRUE))));
 325     }
 326     CRM_Core_DAO::storeValues($cart, $values);
 327     return $values;
 328   }
 329
 330
 331   /**
 332    * @param int $from_cart_id
 333    */
 334   public function adopt_participants($from_cart_id) {
 335     $params = array(
 336       1 => array($this->id, 'Integer'),
 337       2 => array($from_cart_id, 'Integer'),
 338     );
 339     $sql = "UPDATE civicrm_participant SET cart_id='%1' WHERE cart_id='%2'";
 340
 341     CRM_Core_DAO::executeQuery($sql, $params);
 342   }
 343
 344 }