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Updated DB classes for supporting prepared statements - SQL string can now be returned with '?' instead of argument values.

Browse source 
git-svn-id: http://xe-core.googlecode.com/svn/branches/1.5.0-DB@8458 201d5d3c-b55e-5fd7-737f-ddc643e51545
This commit is contained in:
ucorina 2011-06-07 19:01:58 +00:00
parent 313bfca8e8
commit b6a1088995
14 changed files with 107 additions and 52 deletions
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24
classes/xml/XmlQueryParser.class.php
View file

@ -14,8 +14,14 @@
class XmlQueryParser extends XmlParser {
var $dbParser;
var $db_type;
function XmlQueryParser($db_type = NULL){
$this->db_type = $db_type;
}
function parse($query_id, $xml_file, $cache_file) {
// Read xml file
$xml_obj = $this->getXmlFileContent($xml_file);
@ -29,15 +35,17 @@
}
// singleton
/* function &getDBParser(){
function &getDBParser(){
static $dbParser;
if(!$dbParser){
//$oDB = &DB::getInstance();
//$dbParser = $oDB->getParser();
return new DBParser('"');
if(isset($this->db_type))
$oDB = &DB::getInstance($this->db_type);
else
$oDB = &DB::getInstance();
$dbParser = $oDB->getParser();
}
return $dbParser;
}*/
}
function getXmlFileContent($xml_file){
$buff = FileHandler::readFile($xml_file);
@ -46,11 +54,5 @@
unset($buff);
return $xml_obj;
}
function &getDBParser(){
if(!$this->dbParser)
$this->dbParser = new DBParser('"');
return $this->dbParser;
}
}
?>

3
classes/xml/xmlquery/QueryParser.class.php
View file

@ -119,9 +119,10 @@ class QueryParser {
foreach($arguments as $argument){
if(isset($argument) && $argument->getArgumentName()){
$prebuff .= $argument->toString();
$prebuff .= sprintf("$%s_argument->escapeValue('%s');\n"
$prebuff .= sprintf("$%s_argument->setColumnType('%s');\n"
, $argument->getArgumentName()
, $this->column_type[$this->getQueryId()][$argument->getColumnName()] );
$prebuff .= sprintf('$query->addArgument($%s_argument);', $argument->getArgumentName());
}
}
$prebuff .= "\n";

2
classes/xml/xmlquery/argument/Argument.class.php
View file

@ -36,7 +36,7 @@
$this->value = $default_value;
}
function escapeValue($column_type){
function setColumnType($column_type){
if(!isset($this->value)) return;
if($column_type === '') return;