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Merging the Limesurvey 1.91+ branch of queXS in to the trunk

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azammitdcarf
2011-09-08 01:58:41 +00:00
parent dfa55a3b9e
commit eaa9578ab8
2312 changed files with 811461 additions and 597534 deletions
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68
include/limesurvey/classes/adodb/drivers/adodb-mssql_n.inc.php
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@@ -36,11 +36,11 @@
///////////////////////////////////////////////////////////////////////////
/**
* MSSQL Driver with auto-prepended "N" for correct unicode storage
* of SQL literal strings. Intended to be used with MSSQL drivers that
* are sending UCS-2 data to MSSQL (FreeTDS and ODBTP) in order to get
* true cross-db compatibility from the application point of view.
*/
* MSSQL Driver with auto-prepended "N" for correct unicode storage
* of SQL literal strings. Intended to be used with MSSQL drivers that
* are sending UCS-2 data to MSSQL (FreeTDS and ODBTP) in order to get
* true cross-db compatibility from the application point of view.
*/
// security - hide paths
if (!defined('ADODB_DIR')) die();
@@ -51,18 +51,18 @@ if (!defined('SINGLEQUOTE')) define('SINGLEQUOTE', "'");
include_once(ADODB_DIR.'/drivers/adodb-mssql.inc.php');
class ADODB_mssql_n extends ADODB_mssql {
var $databaseType = "mssql_n";
function ADODB_mssqlpo()
{
ADODB_mssql::ADODB_mssql();
}
var $databaseType = "mssql_n";
function _query($sql,$inputarr=false)
{
function ADODB_mssqlpo()
{
ADODB_mssql::ADODB_mssql();
}
function _query($sql,$inputarr=false)
{
$sql = $this->_appendN($sql);
return ADODB_mssql::_query($sql,$inputarr);
}
return ADODB_mssql::_query($sql,$inputarr);
}
/**
* This function will intercept all the literals used in the SQL, prepending the "N" char to them
@@ -77,13 +77,13 @@ class ADODB_mssql_n extends ADODB_mssql {
$result = $sql;
/// Check we have some single quote in the query. Exit ok.
/// Check we have some single quote in the query. Exit ok.
if (strpos($sql, SINGLEQUOTE) === false) {
return $sql;
}
/// Check we haven't an odd number of single quotes (this can cause problems below
/// and should be considered one wrong SQL). Exit with debug info.
/// Check we haven't an odd number of single quotes (this can cause problems below
/// and should be considered one wrong SQL). Exit with debug info.
if ((substr_count($sql, SINGLEQUOTE) & 1)) {
if ($this->debug) {
ADOConnection::outp("{$this->databaseType} internal transformation: not converted. Wrong number of quotes (odd)");
@@ -91,8 +91,8 @@ class ADODB_mssql_n extends ADODB_mssql {
return $sql;
}
/// Check we haven't any backslash + single quote combination. It should mean wrong
/// backslashes use (bad magic_quotes_sybase?). Exit with debug info.
/// Check we haven't any backslash + single quote combination. It should mean wrong
/// backslashes use (bad magic_quotes_sybase?). Exit with debug info.
$regexp = '/(\\\\' . SINGLEQUOTE . '[^' . SINGLEQUOTE . '])/';
if (preg_match($regexp, $sql)) {
if ($this->debug) {
@@ -101,7 +101,7 @@ class ADODB_mssql_n extends ADODB_mssql {
return $sql;
}
/// Remove pairs of single-quotes
/// Remove pairs of single-quotes
$pairs = array();
$regexp = '/(' . SINGLEQUOTE . SINGLEQUOTE . ')/';
preg_match_all($regexp, $result, $list_of_pairs);
@@ -114,7 +114,7 @@ class ADODB_mssql_n extends ADODB_mssql {
}
}
/// Remove the rest of literals present in the query
/// Remove the rest of literals present in the query
$literals = array();
$regexp = '/(N?' . SINGLEQUOTE . '.*?' . SINGLEQUOTE . ')/is';
preg_match_all($regexp, $result, $list_of_literals);
@@ -128,31 +128,31 @@ class ADODB_mssql_n extends ADODB_mssql {
}
/// Analyse literals to prepend the N char to them if their contents aren't numeric
/// Analyse literals to prepend the N char to them if their contents aren't numeric
if (!empty($literals)) {
foreach ($literals as $key=>$value) {
if (!is_numeric(trim($value, SINGLEQUOTE))) {
/// Non numeric string, prepend our dear N
/// Non numeric string, prepend our dear N
$literals[$key] = 'N' . trim($value, 'N'); //Trimming potentially existing previous "N"
}
}
}
/// Re-apply literals to the text
/// Re-apply literals to the text
if (!empty($literals)) {
$result = str_replace(array_keys($literals), $literals, $result);
}
/// Any pairs followed by N' must be switched to N' followed by those pairs
/// (or strings beginning with single quotes will fail)
/// Any pairs followed by N' must be switched to N' followed by those pairs
/// (or strings beginning with single quotes will fail)
$result = preg_replace("/((<@#@#@PAIR-(\d+)@#@#@>)+)N'/", "N'$1", $result);
/// Re-apply pairs of single-quotes to the text
/// Re-apply pairs of single-quotes to the text
if (!empty($pairs)) {
$result = str_replace(array_keys($pairs), $pairs, $result);
}
/// Print transformation if debug = on
/// Print transformation if debug = on
if ($result != $sql && $this->debug) {
ADOConnection::outp("{$this->databaseType} internal transformation:<br>{$sql}<br>to<br>{$result}");
}
@@ -162,10 +162,10 @@ class ADODB_mssql_n extends ADODB_mssql {
}
class ADORecordset_mssql_n extends ADORecordset_mssql {
var $databaseType = "mssql_n";
function ADORecordset_mssql_n($id,$mode=false)
{
$this->ADORecordset_mssql($id,$mode);
}
var $databaseType = "mssql_n";
function ADORecordset_mssql_n($id,$mode=false)
{
$this->ADORecordset_mssql($id,$mode);
}
}
?>