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<?php
if(!defined('sugarEntry') || !sugarEntry) die('Not A Valid Entry Point');
/*********************************************************************************
* SugarCRM Community Edition is a customer relationship management program developed by
* SugarCRM, Inc. Copyright (C) 2004-2012 SugarCRM Inc.
*
* This program is free software; you can redistribute it and/or modify it under
* the terms of the GNU Affero General Public License version 3 as published by the
* Free Software Foundation with the addition of the following permission added
* to Section 15 as permitted in Section 7(a): FOR ANY PART OF THE COVERED WORK
* IN WHICH THE COPYRIGHT IS OWNED BY SUGARCRM, SUGARCRM DISCLAIMS THE WARRANTY
* OF NON INFRINGEMENT OF THIRD PARTY RIGHTS.
*
* This program is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
* FOR A PARTICULAR PURPOSE. See the GNU Affero General Public License for more
* details.
*
* You should have received a copy of the GNU Affero General Public License along with
* this program; if not, see http://www.gnu.org/licenses or write to the Free
* Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
* 02110-1301 USA.
*
* You can contact SugarCRM, Inc. headquarters at 10050 North Wolfe Road,
* SW2-130, Cupertino, CA 95014, USA. or at email address contact@sugarcrm.com.
*
* The interactive user interfaces in modified source and object code versions
* of this program must display Appropriate Legal Notices, as required under
* Section 5 of the GNU Affero General Public License version 3.
*
* In accordance with Section 7(b) of the GNU Affero General Public License version 3,
* these Appropriate Legal Notices must retain the display of the "Powered by
* SugarCRM" logo. If the display of the logo is not reasonably feasible for
* technical reasons, the Appropriate Legal Notices must display the words
* "Powered by SugarCRM".
********************************************************************************/
require_once("data/Relationships/SugarRelationship.php");
/**
* Create relationship objects
* @api
*/
class SugarRelationshipFactory {
static $rfInstance;
protected $relationships;
protected function __construct(){
//Load the relationship definitions from the cache.
$this->loadRelationships();
}
/**
* @static
* @return SugarRelationshipFactory
*/
public static function getInstance()
{
if (is_null(self::$rfInstance))
self::$rfInstance = new SugarRelationshipFactory();
return self::$rfInstance;
}
public static function rebuildCache()
{
self::getInstance()->buildRelationshipCache();
}
public static function deleteCache()
{
$file = self::getInstance()->getCacheFile();
if(sugar_is_file($file))
{
unlink($file);
}
}
/**
* @param $relationshipName String name of relationship to load
* @return void
*
*
*
*/
public function getRelationship($relationshipName)
{
if (empty($this->relationships[$relationshipName])) {
$GLOBALS['log']->error("Unable to find relationship $relationshipName");
return false;
}
$def = $this->relationships[$relationshipName];
$type = isset($def['true_relationship_type']) ? $def['true_relationship_type'] : $def['relationship_type'];
switch($type)
{
case "many-to-many":
if (isset($def['rhs_module']) && $def['rhs_module'] == 'EmailAddresses')
{
require_once("data/Relationships/EmailAddressRelationship.php");
return new EmailAddressRelationship($def);
}
require_once("data/Relationships/M2MRelationship.php");
return new M2MRelationship($def);
break;
case "one-to-many":
require_once("data/Relationships/One2MBeanRelationship.php");
//If a relationship has no table or join keys, it must be bean based
if (empty($def['true_relationship_type']) || (empty($def['table']) && empty($def['join_table'])) || empty($def['join_key_rhs'])){
return new One2MBeanRelationship($def);
}
else {
return new One2MRelationship($def);
}
break;
case "one-to-one":
if (empty($def['true_relationship_type'])){
require_once("data/Relationships/One2OneBeanRelationship.php");
return new One2OneBeanRelationship($def);
}
else {
require_once("data/Relationships/One2OneRelationship.php");
return new One2OneRelationship($def);
}
break;
}
$GLOBALS['log']->fatal ("$relationshipName had an unknown type $type ");
return false;
}
public function getRelationshipDef($relationshipName)
{
if (empty($this->relationships[$relationshipName])) {
$GLOBALS['log']->error("Unable to find relationship $relationshipName");
return false;
}
return $this->relationships[$relationshipName];
}
protected function loadRelationships()
{
if(sugar_is_file($this->getCacheFile()))
{
include($this->getCacheFile());
$this->relationships = $relationships;
} else {
$this->buildRelationshipCache();
}
}
protected function buildRelationshipCache()
{
global $beanList, $dictionary, $buildingRelCache;
if ($buildingRelCache)
return;
$buildingRelCache = true;
include("modules/TableDictionary.php");
if (empty($beanList))
include("include/modules.php");
//Reload ALL the module vardefs....
foreach($beanList as $moduleName => $beanName)
{
VardefManager::loadVardef($moduleName, BeanFactory::getObjectName($moduleName));
}
$relationships = array();
//Grab all the relationships from the dictionary.
foreach ($dictionary as $key => $def)
{
if (!empty($def['relationships']))
{
foreach($def['relationships'] as $relKey => $relDef)
{
if ($key == $relKey) //Relationship only entry, we need to capture everything
$relationships[$key] = array_merge(array('name' => $key), $def, $relDef);
else {
$relationships[$relKey] = array_merge(array('name' => $relKey), $relDef);
if(!empty($relationships[$relKey]['join_table']) && empty($relationships[$relKey]['fields'])
&& isset($dictionary[$relationships[$relKey]['join_table']]['fields'])) {
$relationships[$relKey]['fields'] = $dictionary[$relationships[$relKey]['join_table']]['fields'];
}
}
}
}
}
//Save it out
sugar_mkdir(dirname($this->getCacheFile()), null, true);
$out = "<?php \n \$relationships = " . var_export($relationships, true) . ";";
sugar_file_put_contents_atomic($this->getCacheFile(), $out);
$this->relationships = $relationships;
$buildingRelCache = false;
}
protected function getCacheFile() {
return sugar_cached("Relationships/relationships.cache.php");
}
}
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