CRM/Event/Cart/BAO/EventInCart.php

   1 <?php
   2
   3 /**
   4  * Class CRM_Event_Cart_BAO_EventInCart
   5  */
   6 class CRM_Event_Cart_BAO_EventInCart extends CRM_Event_Cart_DAO_EventInCart implements ArrayAccess {
   7   public $assocations_loaded = FALSE;
   8   public $event;
   9   public $event_cart;
  10   public $location = NULL;
  11   public $participants = array();
  12
  13   /**
  14    *
  15    */
  16   public function __construct() {
  17     parent::__construct();
  18   }
  19
  20   /**
  21    * @param $participant
  22    */
  23   public function add_participant($participant) {
  24     $this->participants[$participant->id] = $participant;
  25   }
  26
  27   /**
  28    * @param array $params
  29    *
  30    * @return $this|CRM_Event_Cart_BAO_EventInCart
  31    * @throws Exception
  32    */
  33   public static function create(&$params) {
  34     $transaction = new CRM_Core_Transaction();
  35     $event_in_cart = new CRM_Event_Cart_BAO_EventInCart();
  36     $event_in_cart->copyValues($params);
  37     $event_in_cart = $event_in_cart->save();
  38
  39     if (is_a($event_in_cart, 'CRM_Core_Error')) {
  40       $transaction->rollback();
  41       CRM_Core_Error::fatal(ts('There was an error creating an event_in_cart'));
  42     }
  43
  44     $transaction->commit();
  45
  46     return $event_in_cart;
  47   }
  48
  49   /**
  50    * @param bool $useWhere
  51    */
  52   public function delete($useWhere = FALSE) {
  53     $this->load_associations();
  54     $contacts_to_delete = array();
  55     foreach ($this->participants as $participant) {
  56       $defaults          = array();
  57       $params            = array('id' => $participant->contact_id);
  58       $temporary_contact = CRM_Contact_BAO_Contact::retrieve($params, $defaults);
  59
  60       if ($temporary_contact->is_deleted) {
  61         $contacts_to_delete[$temporary_contact->id] = 1;
  62       }
  63       $participant->delete();
  64     }
  65     foreach (array_keys($contacts_to_delete) as $contact_id) {
  66       CRM_Contact_BAO_Contact::deleteContact($contact_id);
  67     }
  68     parent::delete();
  69   }
  70
  71   /**
  72    * @param int $event_cart_id
  73    *
  74    * @return array
  75    */
  76   public static function find_all_by_event_cart_id($event_cart_id) {
  77     return self::find_all_by_params(array('event_cart_id' => $event_cart_id));
  78   }
  79
  80   /**
  81    * @param array $params
  82    *
  83    * @return array
  84    */
  85   public static function find_all_by_params($params) {
  86     $event_in_cart = new CRM_Event_Cart_BAO_EventInCart();
  87     $event_in_cart->copyValues($params);
  88     $result = array();
  89     if ($event_in_cart->find()) {
  90       while ($event_in_cart->fetch()) {
  91         $result[$event_in_cart->event_id] = clone($event_in_cart);
  92       }
  93     }
  94     return $result;
  95   }
  96
  97   /**
  98    * @param int $id
  99    *
 100    * @return bool|CRM_Event_Cart_BAO_EventInCart
 101    */
 102   public static function find_by_id($id) {
 103     return self::find_by_params(array('id' => $id));
 104   }
 105
 106   /**
 107    * @param array $params
 108    *
 109    * @return bool|CRM_Event_Cart_BAO_EventInCart
 110    */
 111   public static function find_by_params($params) {
 112     $event_in_cart = new CRM_Event_Cart_BAO_EventInCart();
 113     $event_in_cart->copyValues($params);
 114     if ($event_in_cart->find(TRUE)) {
 115       return $event_in_cart;
 116     }
 117     else {
 118       return FALSE;
 119     }
 120   }
 121
 122   /**
 123    * @param int $contact_id
 124    */
 125   public function remove_participant_by_contact_id($contact_id) {
 126     $to_remove = array();
 127     foreach ($this->participants as $participant) {
 128       if ($participant->contact_id == $contact_id) {
 129         $to_remove[$participant->id] = 1;
 130         $participant->delete();
 131       }
 132     }
 133     $this->participants = array_diff_key($this->participants, $to_remove);
 134   }
 135
 136   /**
 137    * @param int $participant_id
 138    *
 139    * @return mixed
 140    */
 141   public function get_participant_by_id($participant_id) {
 142     return $this->participants[$participant_id];
 143   }
 144
 145   /**
 146    * @param int $participant_id
 147    */
 148   public function remove_participant_by_id($participant_id) {
 149     $this->get_participant_by_id($participant_id)->delete();
 150     unset($this->participants[$participant_id]);
 151   }
 152
 153   /**
 154    * @param $participant
 155    *
 156    * @return mixed
 157    */
 158   public static function part_key($participant) {
 159     return $participant->id;
 160   }
 161
 162   /**
 163    * @param null $event_cart
 164    */
 165   public function load_associations($event_cart = NULL) {
 166     if ($this->assocations_loaded) {
 167       return;
 168     }
 169     $this->assocations_loaded = TRUE;
 170     $params = array('id' => $this->event_id);
 171     $defaults = array();
 172     $this->event = CRM_Event_BAO_Event::retrieve($params, $defaults);
 173
 174     if ($event_cart != NULL) {
 175       $this->event_cart = $event_cart;
 176       $this->event_cart_id = $event_cart->id;
 177     }
 178     else {
 179       $this->event_cart = CRM_Event_Cart_BAO_Cart::find_by_id($this->event_cart_id);
 180     }
 181
 182     $participants = CRM_Event_Cart_BAO_MerParticipant::find_all_by_event_and_cart_id($this->event_id, $this->event_cart->id);
 183     foreach ($participants as $participant) {
 184       $participant->load_associations();
 185       $this->add_participant($participant);
 186     }
 187   }
 188
 189   public function load_location() {
 190     if ($this->location == NULL) {
 191       $location_params = array('entity_id' => $this->event_id, 'entity_table' => 'civicrm_event');
 192       $this->location = CRM_Core_BAO_Location::getValues($location_params, TRUE);
 193     }
 194   }
 195
 196   /**
 197    * @return array
 198    */
 199   public function not_waiting_participants() {
 200     $result = array();
 201     foreach ($this->participants as $participant) {
 202       if (!$participant->must_wait) {
 203         $result[] = $participant;
 204       }
 205     }
 206     return $result;
 207   }
 208
 209   /**
 210    * @return int
 211    */
 212   public function num_not_waiting_participants() {
 213     return count($this->not_waiting_participants());
 214   }
 215
 216   /**
 217    * @return int
 218    */
 219   public function num_waiting_participants() {
 220     return count($this->waiting_participants());
 221   }
 222
 223
 224   /**
 225    * @param mixed $offset
 226    *
 227    * @return bool
 228    */
 229   public function offsetExists($offset) {
 230     return array_key_exists(array_merge($this->fields(), array('main_conference_event_id')), $offset);
 231   }
 232
 233   /**
 234    * @param mixed $offset
 235    *
 236    * @return int
 237    */
 238   public function offsetGet($offset) {
 239     if ($offset == 'event') {
 240       return $this->event->toArray();
 241     }
 242     if ($offset == 'id') {
 243       return $this->id;
 244     }
 245     if ($offset == 'main_conference_event_id') {
 246       return $this->main_conference_event_id;
 247     }
 248     $fields = &$this->fields();
 249     return $fields[$offset];
 250   }
 251
 252   /**
 253    * @param mixed $offset
 254    * @param mixed $value
 255    */
 256   public function offsetSet($offset, $value) {
 257   }
 258
 259   /**
 260    * @param mixed $offset
 261    */
 262   public function offsetUnset($offset) {
 263   }
 264
 265   /**
 266    * @return array
 267    */
 268   public function waiting_participants() {
 269     $result = array();
 270     foreach ($this->participants as $participant) {
 271       if ($participant->must_wait) {
 272         $result[] = $participant;
 273       }
 274     }
 275     return $result;
 276   }
 277
 278   /**
 279    * @param int $event_id
 280    *
 281    * @return array
 282    */
 283   public static function get_registration_link($event_id) {
 284     $cart = CRM_Event_Cart_BAO_Cart::find_or_create_for_current_session();
 285     $cart->load_associations();
 286     $event_in_cart = $cart->get_event_in_cart_by_event_id($event_id);
 287
 288     if ($event_in_cart) {
 289       return array(
 290         'label' => "Remove from Cart",
 291         'path' => 'civicrm/event/remove_from_cart',
 292         'query' => "reset=1&id={$event_id}",
 293       );
 294     }
 295     else {
 296       return array(
 297         'label' => "Add to Cart",
 298         'path' => 'civicrm/event/add_to_cart',
 299         'query' => "reset=1&id={$event_id}",
 300       );
 301     }
 302   }
 303
 304   /**
 305    * @return bool
 306    */
 307   public function is_parent_event() {
 308     return (NULL !== (CRM_Event_BAO_Event::get_sub_events($this->event_id)));
 309   }
 310
 311   /**
 312    * @param int $parent_event_id
 313    *
 314    * @return bool
 315    */
 316   public function is_child_event($parent_event_id = NULL) {
 317     if ($parent_event_id == NULL) {
 318       return $this->event->parent_event_id;
 319     }
 320     else { return $this->event->parent_event_id == $parent_event_id;
 321     }
 322   }
 323 }