1: <?php
 2: /*****************************************************************************************
 3:  * X2Engine Open Source Edition is a customer relationship management program developed by
 4:  * X2Engine, Inc. Copyright (C) 2011-2016 X2Engine Inc.
 5:  * 
 6:  * This program is free software; you can redistribute it and/or modify it under
 7:  * the terms of the GNU Affero General Public License version 3 as published by the
 8:  * Free Software Foundation with the addition of the following permission added
 9:  * to Section 15 as permitted in Section 7(a): FOR ANY PART OF THE COVERED WORK
10:  * IN WHICH THE COPYRIGHT IS OWNED BY X2ENGINE, X2ENGINE DISCLAIMS THE WARRANTY
11:  * OF NON INFRINGEMENT OF THIRD PARTY RIGHTS.
12:  * 
13:  * This program is distributed in the hope that it will be useful, but WITHOUT
14:  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
15:  * FOR A PARTICULAR PURPOSE.  See the GNU Affero General Public License for more
16:  * details.
17:  * 
18:  * You should have received a copy of the GNU Affero General Public License along with
19:  * this program; if not, see http://www.gnu.org/licenses or write to the Free
20:  * Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
21:  * 02110-1301 USA.
22:  * 
23:  * You can contact X2Engine, Inc. P.O. Box 66752, Scotts Valley,
24:  * California 95067, USA. or at email address contact@x2engine.com.
25:  * 
26:  * The interactive user interfaces in modified source and object code versions
27:  * of this program must display Appropriate Legal Notices, as required under
28:  * Section 5 of the GNU Affero General Public License version 3.
29:  * 
30:  * In accordance with Section 7(b) of the GNU Affero General Public License version 3,
31:  * these Appropriate Legal Notices must retain the display of the "Powered by
32:  * X2Engine" logo. If the display of the logo is not reasonably feasible for
33:  * technical reasons, the Appropriate Legal Notices must display the words
34:  * "Powered by X2Engine".
35:  *****************************************************************************************/
36: 
37: class X2DbCriteria extends CDbCriteria {
38: 
39:     /**
40:      * Modified to allow comparison with empty string.
41:      * This method is Copyright (c) 2008-2014 by Yii Software LLC
42:      * http://www.yiiframework.com/license/  
43:      */
44:     public function compare(
45:         $column, $value, $partialMatch=false, $operator='AND', $escape=true, 
46:         /* x2modstart */$ignoreEmpty=true/* x2modend */)
47:     {
48:         if(is_array($value))
49:         {
50:             if($value===array())
51:                 return $this;
52:             return $this->addInCondition($column,$value,$operator);
53:         }
54:         else
55:             $value="$value";
56: 
57:         if(preg_match('/^(?:\s*(<>|<=|>=|<|>|=))?(.*)$/',$value,$matches))
58:         {
59:             $value=$matches[2];
60:             $op=$matches[1];
61:         }
62:         else
63:             $op='';
64: 
65:         /* x2modstart */ 
66:         if($ignoreEmpty && $value==='')
67:             return $this;
68:         /* x2modend */ 
69: 
70:         if($partialMatch)
71:         {
72:             if($op==='')
73:                 return $this->addSearchCondition($column,$value,$escape,$operator);
74:             if($op==='<>')
75:                 return $this->addSearchCondition($column,$value,$escape,$operator,'NOT LIKE');
76:         }
77:         elseif($op==='')
78:             $op='=';
79: 
80:         $this->addCondition($column.$op.self::PARAM_PREFIX.self::$paramCount,$operator);
81:         $this->params[self::PARAM_PREFIX.self::$paramCount++]=$value;
82: 
83:         return $this;
84:     }
85: }
86: 
87: ?>
88: