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merge from 1.7.3.5(r13153:r13167)

Browse source 
git-svn-id: http://xe-core.googlecode.com/svn/trunk@13168 201d5d3c-b55e-5fd7-737f-ddc643e51545
This commit is contained in:
ngleader 2013-09-29 23:32:39 +00:00
parent cc47d2b247
commit 2d3f149b5a
2042 changed files with 129266 additions and 126243 deletions
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116
classes/xml/xmlquery/DBParser.class.php
View file

@ -1,7 +1,9 @@
<?php
/**
* File containing the DBParser class
*/
/**
* Escapes query statements: <br />
* - column names: member.member_srl =&gt; "member"."member_srl" <br />
@ -13,6 +15,7 @@
*/
class DBParser
{
/**
* Character for escape target value on the left
*
@ -56,11 +59,17 @@ class DBParser
*
* @return void
*/
function DBParser($escape_char_left, $escape_char_right = "", $table_prefix = "xe_")
function DBParser($escape_char_left, $escape_char_right = "", $table_prefix = "xe_")
{
$this->escape_char_left = $escape_char_left;
if ($escape_char_right !== "")$this->escape_char_right = $escape_char_right;
else $this->escape_char_right = $escape_char_left;
if($escape_char_right !== "")
{
$this->escape_char_right = $escape_char_right;
}
else
{
$this->escape_char_right = $escape_char_left;
}
$this->table_prefix = $table_prefix;
}
@ -72,8 +81,14 @@ class DBParser
*/
function getEscapeChar($leftOrRight)
{
if ($leftOrRight === 'left')return $this->escape_char_left;
else return $this->escape_char_right;
if($leftOrRight === 'left')
{
return $this->escape_char_left;
}
else
{
return $this->escape_char_right;
}
}
/**
@ -95,7 +110,7 @@ class DBParser
*/
function escapeString($name)
{
return "'".$this->escapeStringValue($name)."'";
return "'" . $this->escapeStringValue($name) . "'";
}
/**
@ -106,8 +121,14 @@ class DBParser
*/
function escapeStringValue($value)
{
if($value == "*") return $value;
if (is_string($value)) return $value = str_replace("'","''",$value);
if($value == "*")
{
return $value;
}
if(is_string($value))
{
return $value = str_replace("'", "''", $value);
}
return $value;
}
@ -144,11 +165,14 @@ class DBParser
function escapeColumn($column_name)
{
if($this->isUnqualifiedColumnName($column_name))
{
return $this->escape($column_name);
if($this->isQualifiedColumnName($column_name)){
}
if($this->isQualifiedColumnName($column_name))
{
list($table, $column) = explode('.', $column_name);
// $table can also be an alias, so the prefix should not be added
return $this->escape($table).'.'.$this->escape($column);
return $this->escape($table) . '.' . $this->escape($column);
//return $this->escape($this->parseTableName($table)).'.'.$this->escape($column);
}
}
@ -164,7 +188,10 @@ class DBParser
*/
function isUnqualifiedColumnName($column_name)
{
if(strpos($column_name,'.')===FALSE && strpos($column_name,'(')===FALSE) return TRUE;
if(strpos($column_name, '.') === FALSE && strpos($column_name, '(') === FALSE)
{
return TRUE;
}
return FALSE;
}
@ -179,7 +206,10 @@ class DBParser
*/
function isQualifiedColumnName($column_name)
{
if(strpos($column_name,'.')!==FALSE && strpos($column_name,'(')===FALSE) return TRUE;
if(strpos($column_name, '.') !== FALSE && strpos($column_name, '(') === FALSE)
{
return TRUE;
}
return FALSE;
}
@ -203,21 +233,38 @@ class DBParser
*/
function parseExpression($column_name)
{
$functions = preg_split('/([\+\-\*\/\ ])/', $column_name, -1, PREG_SPLIT_DELIM_CAPTURE|PREG_SPLIT_NO_EMPTY);
foreach($functions as $k => $v){
$functions = preg_split('/([\+\-\*\/\ ])/', $column_name, -1, PREG_SPLIT_DELIM_CAPTURE | PREG_SPLIT_NO_EMPTY);
foreach($functions as $k => $v)
{
$function = &$functions[$k];
if(strlen($function)==1) continue; // skip delimiters
if(strlen($function) == 1)
{
continue; // skip delimiters
}
$pos = strrpos("(", $function);
$matches = preg_split('/([a-zA-Z0-9_*]+)/', $function, -1, PREG_SPLIT_DELIM_CAPTURE|PREG_SPLIT_NO_EMPTY);
$matches = preg_split('/([a-zA-Z0-9_*]+)/', $function, -1, PREG_SPLIT_DELIM_CAPTURE | PREG_SPLIT_NO_EMPTY);
$total_brackets = substr_count($function, "(");
$brackets = 0;
foreach($matches as $i => $j){
foreach($matches as $i => $j)
{
$match = &$matches[$i];
if($match == '(') {$brackets++; continue;}
if(strpos($match,')') !== FALSE) continue;
if(in_array($match, array(',', '.'))) continue;
if($brackets == $total_brackets){
if(!is_numeric($match) && !in_array(strtoupper($match), array('UNSIGNED', 'INTEGER', 'AS'))) {
if($match == '(')
{
$brackets++;
continue;
}
if(strpos($match, ')') !== FALSE)
{
continue;
}
if(in_array($match, array(',', '.')))
{
continue;
}
if($brackets == $total_brackets)
{
if(!is_numeric($match) && !in_array(strtoupper($match), array('UNSIGNED', 'INTEGER', 'AS')))
{
$match = $this->escapeColumnExpression($match);
}
}
@ -235,7 +282,10 @@ class DBParser
*/
function isStar($column_name)
{
if(substr($column_name,-1) == '*') return TRUE;
if(substr($column_name, -1) == '*')
{
return TRUE;
}
return FALSE;
}
@ -248,7 +298,10 @@ class DBParser
*/
function isStarFunction($column_name)
{
if(strpos($column_name, "(*)")!==FALSE) return TRUE;
if(strpos($column_name, "(*)") !== FALSE)
{
return TRUE;
}
return FALSE;
}
@ -259,14 +312,21 @@ class DBParser
*/
function escapeColumnExpression($column_name)
{
if($this->isStar($column_name)) return $column_name;
if($this->isStar($column_name))
{
return $column_name;
}
if($this->isStarFunction($column_name))
{
return $column_name;
}
if(strpos(strtolower($column_name), 'distinct') !== FALSE) return $column_name;
if(strpos(strtolower($column_name), 'distinct') !== FALSE)
{
return $column_name;
}
return $this->escapeColumn($column_name);
}
}
}
/* End of file DBParser.class.php */
/* Location: ./classes/xml/xmlquery/DBParser.class.php */