david
28b02db2ea
git-svn-id: https://192.168.0.254/svn/Proyectos.Incam_SGD/tags/3.7.0.2_original@1 eb19766c-00d9-a042-a3a0-45cb8ec72764
110 lines
3.3 KiB
PHP
110 lines
3.3 KiB
PHP
<?php
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/**
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* $Id:$
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*
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* KnowledgeTree Community Edition
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* Document Management Made Simple
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* Copyright (C) 2008, 2009 KnowledgeTree Inc.
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*
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*
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* This program is free software; you can redistribute it and/or modify it under
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* the terms of the GNU General Public License version 3 as published by the
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* Free Software Foundation.
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*
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* This program is distributed in the hope that it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
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* FOR A PARTICULAR PURPOSE. See the GNU General Public License for more
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* details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*
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* You can contact KnowledgeTree Inc., PO Box 7775 #87847, San Francisco,
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* California 94120-7775, or email info@knowledgetree.com.
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*
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* The interactive user interfaces in modified source and object code versions
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* of this program must display Appropriate Legal Notices, as required under
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* Section 5 of the GNU General Public License version 3.
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*
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* In accordance with Section 7(b) of the GNU General Public License version 3,
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* these Appropriate Legal Notices must retain the display of the "Powered by
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* KnowledgeTree" logo and retain the original copyright notice. If the display of the
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* logo is not reasonably feasible for technical reasons, the Appropriate Legal Notices
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* must display the words "Powered by KnowledgeTree" and retain the original
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* copyright notice.
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* Contributor( s): ______________________________________
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*
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*/
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/**
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* Class to combine multiple search fields under the heading of GeneralText search
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*
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* Fields are added to the GeneralText search by declaring and initialising the
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* ${fieldclass}->general_op variable within the field class you would like to
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* include in the GeneralText search. To do this, add the following class variable
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* declaration:
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*
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* public $general_op = ExprOp::CONTAINS;
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*
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* At the time of writing (2009/05/15) the following field classes are included:
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*
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* AnyMetadataField
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* DiscussionTextField
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* DocumentIdField
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* FilenameField
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* FullPathField
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* TitleField
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*
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*/
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class GeneralTextField extends SearchableText
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{
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public function __construct()
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{
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parent::__construct('General', _kt('General Text'));
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$this->setAlias('GeneralText');
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}
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public function getInputRequirements()
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{
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return array('value'=>array('type'=>FieldInputType::TEXT));
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}
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public function is_valid()
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{
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return DefaultOpCollection::validateParent($this, DefaultOpCollection::$contains);
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}
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public function rewrite(&$left, &$op, &$right)
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{
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// note the grouping of the db queries
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$left = new OpExpr(new DocumentTextField(), ExprOp::CONTAINS, $right);
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$op = ExprOp::OP_OR;
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$value = $right;
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$right=null;
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$registry = ExprFieldRegistry::getRegistry();
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$classes = $registry->getGeneralTextClasses();
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while (!empty($classes))
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{
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$classname = array_pop($classes);
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$obj = new $classname();
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$exprop = $obj->general_op;
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$newexpr = new OpExpr($obj, $exprop, $value);
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if (empty($right))
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{
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$right = $newexpr;
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}
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else
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{
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$right = new OpExpr($right, ExprOp::OP_OR, $newexpr);
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}
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}
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}
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}
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?>
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