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127 lines
2.9 KiB
PHP
127 lines
2.9 KiB
PHP
<?php
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/* Copyright (C) NAVER <http://www.navercorp.com> */
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/**
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* File containing the QueryParser class
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*/
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/**
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* Parses an XML Object and returns a string used for generating the PHP cache file <br />
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* The XML Object structure must be the one defined in the XmlParser class
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*
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* @author Corina Udrescu (corina.udrescu@arnia.ro)
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* @package classes\xml\xmlquery
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* @version 0.1
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*/
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class QueryParser
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{
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/**
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* Property containing the associated QueryTag object
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*
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* @var QueryTag object
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*/
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var $queryTag;
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/**
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* Constructor
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*
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* @param object $query XML object obtained after reading the XML Query file
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* @param bool $isSubQuery
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* @return void
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*/
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function __construct($query = NULL, $isSubQuery = FALSE)
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{
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if($query)
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{
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$this->queryTag = new QueryTag($query, $isSubQuery);
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}
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}
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/**
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* Returns table information
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*
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* Used for finding column type info (string/numeric) <br />
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* Obtains the table info from XE's XML schema files
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*
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* @param object $query_id
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* @param bool $table_name
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* @return array
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*/
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function getTableInfo($query_id, $table_name)
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{
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$column_type = array();
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$module = '';
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$id_args = explode('.', $query_id);
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if(count($id_args) == 2)
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{
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$target = 'modules';
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$module = $id_args[0];
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$id = $id_args[1];
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}
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else if(count($id_args) == 3)
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{
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$target = $id_args[0];
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$targetList = array('modules' => 1, 'addons' => 1, 'widgets' => 1);
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if(!isset($targetList[$target]))
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{
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return;
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}
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$module = $id_args[1];
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$id = $id_args[2];
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}
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// get column properties from the table
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$table_file = sprintf('%s%s/%s/schemas/%s.xml', _XE_PATH_, 'modules', $module, $table_name);
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if(!file_exists($table_file))
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{
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$searched_list = FileHandler::readDir(_XE_PATH_ . 'modules');
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$searched_count = count($searched_list);
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for($i = 0; $i < $searched_count; $i++)
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{
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$table_file = sprintf('%s%s/%s/schemas/%s.xml', _XE_PATH_, 'modules', $searched_list[$i], $table_name);
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if(file_exists($table_file))
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{
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break;
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}
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}
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}
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if(file_exists($table_file))
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{
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$table_xml = FileHandler::readFile($table_file);
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$xml_parser = new XmlParser();
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$table_obj = $xml_parser->parse($table_xml);
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if($table_obj->table)
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{
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if(isset($table_obj->table->column) && !is_array($table_obj->table->column))
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{
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$table_obj->table->column = array($table_obj->table->column);
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}
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foreach($table_obj->table->column as $k => $v)
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{
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$column_type[$v->attrs->name] = $v->attrs->type;
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}
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}
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}
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return $column_type;
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}
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/**
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* Returns the contents for the query cache file
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*
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* @return string
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*/
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function toString()
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{
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return "<?php if(!defined('__XE__')) exit();\n"
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. $this->queryTag->toString()
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. 'return $query; ?>';
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}
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}
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/* End of file QueryParser.class.php */
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/* Location: ./classes/xml/xmlquery/QueryParser.class.php */
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