From d7ad8f37a67851225d6f48a7fe73d7e47bec59a3 Mon Sep 17 00:00:00 2001
From: Marius Cramer <m.cramer@pixcept.de>
Date: Thu, 16 Apr 2015 02:50:16 -0400
Subject: [PATCH] - fixed mysql lib again
---
interface/lib/classes/db_mysql.inc.php | 81 +++++++++++++++++++++++++++++++---------
1 files changed, 63 insertions(+), 18 deletions(-)
diff --git a/interface/lib/classes/db_mysql.inc.php b/interface/lib/classes/db_mysql.inc.php
index c076c35..4d8068c 100644
--- a/interface/lib/classes/db_mysql.inc.php
+++ b/interface/lib/classes/db_mysql.inc.php
@@ -137,13 +137,17 @@
} else {
if(is_int($sValue) || is_float($sValue)) {
$sTxt = $sValue;
- } elseif(is_string($sValue) && (strcmp($sValue, '#NULL#') == 0)) {
+ } elseif(is_null($sValue) || (is_string($sValue) && (strcmp($sValue, '#NULL#') == 0))) {
$sTxt = 'NULL';
} elseif(is_array($sValue)) {
- $sTxt = '';
- foreach($sValue as $sVal) $sTxt .= ',\'' . $this->escape($sVal) . '\'';
- $sTxt = '(' . substr($sTxt, 1) . ')';
- if($sTxt == '()') $sTxt = '(0)';
+ if(isset($sValue['SQL'])) {
+ $sTxt = $sValue['SQL'];
+ } else {
+ $sTxt = '';
+ foreach($sValue as $sVal) $sTxt .= ',\'' . $this->escape($sVal) . '\'';
+ $sTxt = '(' . substr($sTxt, 1) . ')';
+ if($sTxt == '()') $sTxt = '(0)';
+ }
} else {
$sTxt = '\'' . $this->escape($sValue) . '\'';
}
@@ -425,6 +429,34 @@
}
+ /**
+ * check if a utf8 string is valid
+ *
+ * @access public
+ * @param string $string the string to check
+ * @return bool true if it is valid utf8, false otherwise
+ */
+ private function check_utf8($str) {
+ $len = strlen($str);
+ for($i = 0; $i < $len; $i++){
+ $c = ord($str[$i]);
+ if ($c > 128) {
+ if (($c > 247)) return false;
+ elseif ($c > 239) $bytes = 4;
+ elseif ($c > 223) $bytes = 3;
+ elseif ($c > 191) $bytes = 2;
+ else return false;
+ if (($i + $bytes) > $len) return false;
+ while ($bytes > 1) {
+ $i++;
+ $b = ord($str[$i]);
+ if ($b < 128 || $b > 191) return false;
+ $bytes--;
+ }
+ }
+ }
+ return true;
+ } // end of check_utf8
/**
* Escape a string for usage in a query
@@ -442,16 +474,16 @@
$sString = '';
}
- /*$cur_encoding = mb_detect_encoding($sString);
+ $cur_encoding = mb_detect_encoding($sString);
if($cur_encoding != "UTF-8") {
if($cur_encoding != 'ASCII') {
- $app->log('String ' . substr($sString, 0, 25) . '... is ' . $cur_encoding . '.', LOGLEVEL_WARN);
+ $app->log('String ' . substr($sString, 0, 25) . '... is ' . $cur_encoding . '.', LOGLEVEL_INFO);
if($cur_encoding) $sString = mb_convert_encoding($sString, 'UTF-8', $cur_encoding);
else $sString = mb_convert_encoding($sString, 'UTF-8');
}
- } elseif(!PXBase::check_utf8($sString)) {
+ } elseif(!$this->check_utf8($sString)) {
$sString = utf8_encode($sString);
- }*/
+ }
if($this->_iConnId) return mysqli_real_escape_string($this->_iConnId, $sString);
else return addslashes($sString);
@@ -550,7 +582,6 @@
if(!preg_match('/^[a-zA-Z0-9\-\_\.]{1,64}$/',$db_table)) $app->error('Invalid table name '.$db_table);
if(!preg_match('/^[a-zA-Z0-9\-\_]{1,64}$/',$primary_field)) $app->error('Invalid primary field '.$primary_field.' in table '.$db_table);
- $primary_field = $this->quote($primary_field);
$primary_id = intval($primary_id);
if($force_update == true) {
@@ -598,20 +629,27 @@
if(is_array($insert_data)) {
$key_str = '';
$val_str = '';
+ $params = array($tablename);
+ $v_params = array();
foreach($insert_data as $key => $val) {
- $key_str .= "`".$key ."`,";
- $val_str .= "'".$this->escape($val)."',";
+ $key_str .= '??,';
+ $params[] = $key;
+
+ $val_str .= '?,';
+ $v_params[] = $val;
}
$key_str = substr($key_str, 0, -1);
$val_str = substr($val_str, 0, -1);
$insert_data_str = '('.$key_str.') VALUES ('.$val_str.')';
+ $this->query("INSERT INTO ?? $insert_data_str", true, $params + $v_params);
} else {
+ /* TODO: deprecate this method! */
$insert_data_str = $insert_data;
+ $this->query("INSERT INTO ?? $insert_data_str", $tablename);
+ $app->log("deprecated use of passing values to datalogInsert() - table " . $tablename, 1);
}
- /* TODO: reduce risk of insert_data_str! */
-
+
$old_rec = array();
- $this->query("INSERT INTO ?? $insert_data_str", $tablename);
$index_value = $this->insertID();
$new_rec = $this->queryOneRecord("SELECT * FROM ?? WHERE ? = ?", $tablename, $index_field, $index_value);
$this->datalogSave($tablename, 'INSERT', $index_field, $index_value, $old_rec, $new_rec);
@@ -630,17 +668,24 @@
$old_rec = $this->queryOneRecord("SELECT * FROM ?? WHERE ?? = ?", $tablename, $index_field, $index_value);
if(is_array($update_data)) {
+ $params = array($tablename);
$update_data_str = '';
foreach($update_data as $key => $val) {
- $update_data_str .= "`".$key ."` = '".$this->escape($val)."',";
+ $update_data_str .= '?? = ?,';
+ $params[] = $key;
+ $params[] = $val;
}
+ $params[] = $index_field;
+ $params[] = $index_value;
$update_data_str = substr($update_data_str, 0, -1);
+ $this->query("UPDATE ?? SET $update_data_str WHERE ?? = ?", true, $params);
} else {
+ /* TODO: deprecate this method! */
$update_data_str = $update_data;
+ $this->query("UPDATE ?? SET $update_data_str WHERE ?? = ?", $tablename, $index_field, $index_value);
+ $app->log("deprecated use of passing values to datalogUpdate() - table " . $tablename, 1);
}
- /* TODO: reduce risk of update_data_str */
- $this->query("UPDATE ?? SET $update_data_str WHERE ?? = ?", $tablename, $index_field, $index_value);
$new_rec = $this->queryOneRecord("SELECT * FROM ?? WHERE ?? = ?", $tablename, $index_field, $index_value);
$this->datalogSave($tablename, 'UPDATE', $index_field, $index_value, $old_rec, $new_rec, $force_update);
--
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