129 lines
4.9 KiB
PHP
129 lines
4.9 KiB
PHP
<?php
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/**
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* The model file of search module of ZenTaoMS.
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*
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* ZenTaoMS is free software: you can redistribute it and/or modify
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* it under the terms of the GNU Lesser General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* ZenTaoMS is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public License
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* along with ZenTaoMS. If not, see <http://www.gnu.org/licenses/>.
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*
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* @copyright Copyright 2009-2010 Chunsheng Wang
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* @author Chunsheng Wang <wwccss@263.net>
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* @package search
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* @version $Id$
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* @link http://www.zentao.cn
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*/
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?>
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<?php
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class searchModel extends model
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{
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/* 拼装SQL。*/
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public function buildQuery()
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{
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/* 初始化变量。*/
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$where = '';
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$groupItems = $this->config->search->groupItems;
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$groupAndOr = strtoupper($this->post->groupAndOr);
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if($groupAndOr != 'AND' and $groupAndOr != 'OR') $groupAndOr = 'AND';
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for($i = 1; $i <= $groupItems * 2; $i ++)
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{
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/* 拼两个分组之间的括号。*/
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if($i == 1) $where .= '( 1 ';
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if($i == $groupItems + 1) $where .= " ) $groupAndOr ( 1 ";
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/* 设定各个变量的名称。*/
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$fieldName = "field$i";
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$andOrName = "andOr$i";
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$operatorName = "operator$i";
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$valueName = "value$i";
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/* 对应的value为空，忽略。*/
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if($this->post->$valueName == false) continue;
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if($this->post->$valueName == 'null') $this->post->$valueName = '';
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/* 设置and, or。*/
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$andOr = strtoupper($this->post->$andOrName);
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if($andOr != 'AND' and $andOr != 'OR') $andOr = 'AND';
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$where .= " $andOr ";
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/* 字段名。*/
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$where .= '`' . $this->post->$fieldName . '` ';
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/* 操作符。*/
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$value = $this->post->$valueName;
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$operator = $this->post->$operatorName;
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if(!isset($this->lang->search->operators[$operator])) $operator = '=';
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if($operator == "include")
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{
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$where .= ' LIKE ' . $this->dbh->quote("%$value%");
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}
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else
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{
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$where .= $operator . ' ' . $this->dbh->quote($value) . ' ';
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}
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}
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$where .=" )";
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/* 登记session。*/
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$querySessionName = $this->post->module . 'Query';
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$formSessionName = $this->post->module . 'Form';
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$this->session->set($querySessionName, $where);
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$this->session->set($formSessionName, $_POST);
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}
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/* 初始化查询表单的session。*/
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public function initSession($module, $fields, $fieldParams)
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{
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$formSessionName = $module . 'Form';
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if($this->session->$formSessionName != false) return;
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for($i = 1; $i <= $this->config->search->groupItems * 2; $i ++)
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{
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/* 设定各个变量的名称。*/
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$fieldName = "field$i";
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$andOrName = "andOr$i";
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$operatorName = "operator$i";
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$valueName = "value$i";
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$currentField = key($fields);
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$operator = isset($fieldParams[$currentField]['operator']) ? $fieldParams[$currentField]['operator'] : '=';
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$queryForm[$fieldName] = key($fields);
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$queryForm[$andOrName] = 'and';
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$queryForm[$operatorName] = $operator;
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$queryForm[$valueName] = '';
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if(!next($fields)) reset($fields);
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}
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$queryForm['groupAndOr'] = 'and';
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$this->session->set($formSessionName, $queryForm);
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}
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/* 设置默认的参数。*/
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public function setDefaultParams($fields, $params)
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{
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$users = $this->loadModel('user')->getPairs();
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$products = array('' => '') + $this->loadModel('product')->getPairs();
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$projects = array('' => '') + $this->loadModel('project')->getPairs();
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$fields = array_keys($fields);
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foreach($fields as $fieldName)
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{
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if(!isset($params[$fieldName])) $params[$fieldName] = array('operator' => '=', 'control' => 'input', 'values' => '');
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if($params[$fieldName]['values'] == 'users') $params[$fieldName]['values'] = $users;
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if($params[$fieldName]['values'] == 'products') $params[$fieldName]['values'] = $products;
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if($params[$fieldName]['values'] == 'projects') $params[$fieldName]['values'] = $projects;
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if(is_array($params[$fieldName]['values'])) $params[$fieldName]['values'] = $params[$fieldName]['values'] + array('null' => $this->lang->search->null);
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}
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return $params;
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}
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}
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