2 if(!defined('sugarEntry') || !sugarEntry) die('Not A Valid Entry Point');
3 /*********************************************************************************
4 * SugarCRM Community Edition is a customer relationship management program developed by
5 * SugarCRM, Inc. Copyright (C) 2004-2011 SugarCRM Inc.
7 * This program is free software; you can redistribute it and/or modify it under
8 * the terms of the GNU Affero General Public License version 3 as published by the
9 * Free Software Foundation with the addition of the following permission added
10 * to Section 15 as permitted in Section 7(a): FOR ANY PART OF THE COVERED WORK
11 * IN WHICH THE COPYRIGHT IS OWNED BY SUGARCRM, SUGARCRM DISCLAIMS THE WARRANTY
12 * OF NON INFRINGEMENT OF THIRD PARTY RIGHTS.
14 * This program is distributed in the hope that it will be useful, but WITHOUT
15 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
16 * FOR A PARTICULAR PURPOSE. See the GNU Affero General Public License for more
19 * You should have received a copy of the GNU Affero General Public License along with
20 * this program; if not, see http://www.gnu.org/licenses or write to the Free
21 * Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
24 * You can contact SugarCRM, Inc. headquarters at 10050 North Wolfe Road,
25 * SW2-130, Cupertino, CA 95014, USA. or at email address contact@sugarcrm.com.
27 * The interactive user interfaces in modified source and object code versions
28 * of this program must display Appropriate Legal Notices, as required under
29 * Section 5 of the GNU Affero General Public License version 3.
31 * In accordance with Section 7(b) of the GNU Affero General Public License version 3,
32 * these Appropriate Legal Notices must retain the display of the "Powered by
33 * SugarCRM" logo. If the display of the logo is not reasonably feasible for
34 * technical reasons, the Appropriate Legal Notices must display the words
35 * "Powered by SugarCRM".
36 ********************************************************************************/
40 //Load all relationship metadata
41 include_once("modules/TableDictionary.php");
42 require_once("data/BeanFactory.php");
45 define('REL_LHS','LHS');
46 define('REL_RHS','RHS');
47 define('REL_BOTH','BOTH_SIDES');
48 define('REL_MANY_MANY', 'many-to-many');
49 define('REL_ONE_MANY', 'one-to-many');
50 define('REL_ONE_ONE', 'one-to-one');
52 * A relationship is between two modules.
53 * It contains at least two links.
54 * Each link represents a connection from one record to the records linked in this relationship.
55 * Links have a context(focus) bean while relationships do not.
59 abstract class SugarRelationship
64 protected $ignore_role_filter = false;
65 protected $self_referencing = false; //A relationship is self referencing when LHS module = RHS Module
67 protected static $beansToResave = array();
69 public abstract function add($lhs, $rhs, $additionalFields = array());
73 * @param $lhs SugarBean
74 * @param $rhs SugarBean
77 public abstract function remove($lhs, $rhs);
79 public abstract function load($link);
82 * Gets the query to load a link.
83 * This is currently public, but should prob be made protected later.
85 * @param $link Link Object to get query for.
88 public abstract function getQuery($link, $params = array());
90 public abstract function getJoin($link);
92 public abstract function relationship_exists($lhs, $rhs);
94 public abstract function getRelationshipTable();
97 * @param $link Link2 removes this link from the relationship.
100 public function removeAll($link)
102 $focus = $link->getFocus();
103 $related = $link->getBeans();
104 foreach($related as $relBean)
106 if (empty($relBean->id)) {
110 if ($link->getSide() == REL_LHS)
111 $this->remove($focus, $relBean);
113 $this->remove($relBean, $focus);
117 public function removeById($rowID){
118 $this->removeRow(array("id" => $rowID));
121 public function getRHSModule()
123 return $this->def['rhs_module'];
126 public function getLHSModule()
128 return $this->def['lhs_module'];
131 public function getLHSLink()
133 return $this->lhsLink;
136 public function getRHSLink()
138 return $this->rhsLink;
141 public function getFields()
143 return isset($this->def['fields']) ? $this->def['fields'] : array();
146 protected function addRow($row)
148 $existing = $this->checkExisting($row);
149 if (!empty($existing)) //Update the existing row, overriding the values with those passed in
150 return $this->updateRow($existing['id'], array_merge($existing, $row));
153 foreach($this->getFields() as $def)
155 $field = $def['name'];
156 if (isset($row[$field]))
157 $values[$field] = "'{$row[$field]}'";
159 $values[$field] = "''";
161 $columns = implode(',', array_keys($values));
162 $values = implode(',', $values);
165 $query = "INSERT INTO {$this->getRelationshipTable()} ($columns) VALUES ($values)";
166 DBManagerFactory::getInstance()->query($query);
170 protected function updateRow($id, $values)
173 //Unset the ID since we are using it to update the row
174 if (isset($values['id'])) unset($values['id']);
175 foreach($values as $field => $val)
177 $newVals[] = "$field='$val'";
180 $newVals = implode(",",$newVals);
182 $query = "UPDATE {$this->getRelationshipTable()} set $newVals WHERE id='$id'";
184 return DBManagerFactory::getInstance()->query($query);
187 protected function removeRow($where)
192 $date_modified = TimeDate::getInstance()->getNow()->asDb();
193 $stringSets = array();
194 foreach ($where as $field => $val)
196 $stringSets[] = "$field = '$val'";
198 $whereString = "WHERE " . implode(" AND ", $stringSets);
200 $query = "UPDATE {$this->getRelationshipTable()} set deleted=1 , date_modified = '$date_modified' $whereString";
202 return DBManagerFactory::getInstance()->query($query);
207 * Checks for an existing row who's keys matche the one passed in.
209 * @return array|bool returns false if now row is found, otherwise the row is returned
211 protected function checkExisting($row)
213 $leftIDName = $this->def['join_key_lhs'];
214 $rightIDName = $this->def['join_key_rhs'];
215 if (empty($row[$leftIDName]) || empty($row[$rightIDName]))
218 $leftID = $row[$leftIDName];
219 $rightID = $row[$rightIDName];
220 $query = "SELECT * FROM {$this->getRelationshipTable()} WHERE $leftIDName='$leftID' AND $rightIDName='$rightID' AND deleted=0";
222 $db = DBManagerFactory::getInstance();
223 $result = $db->query($query);
224 $row = $db->fetchByAssoc($result);
233 protected function getCustomLogicArguments($focus, $related, $link_name)
235 $custom_logic_arguments = array();
236 $custom_logic_arguments['id'] = $focus->id;
237 $custom_logic_arguments['related_id'] = $related->id;
238 $custom_logic_arguments['module'] = $focus->module_dir;
239 $custom_logic_arguments['related_module'] = $related->module_dir;
240 $custom_logic_arguments['link'] = $link_name;
241 $custom_logic_arguments['relationship'] = $this->name;
243 return $custom_logic_arguments;
247 * @param SugarBean $focus
248 * @param SugarBean $related
249 * @param string $link_name
252 protected function callAfterAdd($focus, $related, $link_name="")
254 $custom_logic_arguments = $this->getCustomLogicArguments($focus, $related, $link_name);
255 $focus->call_custom_logic('after_relationship_add', $custom_logic_arguments);
259 * @param SugarBean $focus
260 * @param SugarBean $related
261 * @param string $link_name
264 protected function callAfterDelete($focus, $related, $link_name="")
266 $custom_logic_arguments = $this->getCustomLogicArguments($focus, $related, $link_name);
267 $focus->call_custom_logic('after_relationship_delete', $custom_logic_arguments);
270 protected function add_deleted_clause($deleted=0,$add_and='',$prefix='') {
272 if (!empty($prefix)) $prefix.='.';
273 if (!empty($add_and)) $add_and=' '.$add_and.' ';
275 if ($deleted==0) return $add_and.$prefix.'deleted=0';
276 if ($deleted==1) return $add_and.$prefix.'deleted=1';
280 protected function add_optional_where_clause($optional_array, $add_and='',$prefix='') {
282 if (!empty($prefix)) $prefix.='.';
283 if (!empty($add_and)) $add_and=' '.$add_and.' ';
285 if(!empty($optional_array)){
286 return $add_and.$prefix."".$optional_array['lhs_field']."".$optional_array['operator']."'".$optional_array['rhs_value']."'";
289 //end function _add_optional_where_clause
293 * @param SugarBean $bean
296 public static function addToResaveList($bean)
298 if (!isset(self::$beansToResave[$bean->module_dir]))
300 self::$beansToResave[$bean->module_dir] = array();
302 self::$beansToResave[$bean->module_dir][$bean->id] = $bean;
305 public static function resaveRelatedBeans()
307 $GLOBALS['resavingRelatedBeans'] = true;
309 //Resave any bean not currently in the middle of a save operation
310 foreach(self::$beansToResave as $module => $beans)
312 foreach ($beans as $bean)
314 if (empty($bean->deleted) && empty($bean->in_save))
321 $GLOBALS['resavingRelatedBeans'] = false;
323 //Reset the list of beans that will need to be resaved
324 self::$beansToResave = array();
328 public function isParentRelationship()
331 if(!empty($this->def["relationship_role_column"]) && !empty($this->def["relationship_role_column_value"])
332 && $this->def["relationship_role_column"] == "parent_type" && $this->def['rhs_key'] == "parent_id")
339 public function __get($name)
341 if (isset($this->def[$name]))
342 return $this->def[$name];
346 case "relationship_type":
348 case 'relationship_name':
351 return $this->getLHSModule();
353 return $this->getRHSModule();
355 isset($this->def['lhs_table']) ? $this->def['lhs_table'] : "";
357 isset($this->def['rhs_table']) ? $this->def['rhs_table'] : "";
359 return array('lhs_table', 'lhs_key', 'rhs_module', 'rhs_table', 'rhs_key', 'relationship_type');
362 if (isset($this->$name))