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issue 2119. supporting php 5.4. db classes.

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git-svn-id: http://xe-core.googlecode.com/svn/branches/maserati@12686 201d5d3c-b55e-5fd7-737f-ddc643e51545
This commit is contained in:
flyskyko 2013-02-04 09:36:46 +00:00
parent 7fe03148f0
commit 41fdaf00c3
29 changed files with 1846 additions and 798 deletions
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520
classes/db/DB.class.php
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@ -1,36 +1,37 @@
<?php
if(!defined('__XE_LOADED_DB_CLASS__'))
{
define('__XE_LOADED_DB_CLASS__', 1);
require(_XE_PATH_.'classes/xml/xmlquery/DBParser.class.php');
require(_XE_PATH_.'classes/xml/xmlquery/QueryParser.class.php');
require(_XE_PATH_.'classes/xml/xmlquery/argument/Argument.class.php');
require(_XE_PATH_.'classes/xml/xmlquery/argument/SortArgument.class.php');
require(_XE_PATH_.'classes/xml/xmlquery/argument/ConditionArgument.class.php');
require(_XE_PATH_ . 'classes/xml/xmlquery/DBParser.class.php');
require(_XE_PATH_ . 'classes/xml/xmlquery/QueryParser.class.php');
require(_XE_PATH_ . 'classes/xml/xmlquery/argument/Argument.class.php');
require(_XE_PATH_ . 'classes/xml/xmlquery/argument/SortArgument.class.php');
require(_XE_PATH_ . 'classes/xml/xmlquery/argument/ConditionArgument.class.php');
require(_XE_PATH_.'classes/db/queryparts/expression/Expression.class.php');
require(_XE_PATH_.'classes/db/queryparts/expression/SelectExpression.class.php');
require(_XE_PATH_.'classes/db/queryparts/expression/InsertExpression.class.php');
require(_XE_PATH_.'classes/db/queryparts/expression/UpdateExpression.class.php');
require(_XE_PATH_.'classes/db/queryparts/expression/UpdateExpressionWithoutArgument.class.php');
require(_XE_PATH_.'classes/db/queryparts/expression/ClickCountExpression.class.php');
require(_XE_PATH_.'classes/db/queryparts/table/Table.class.php');
require(_XE_PATH_.'classes/db/queryparts/table/JoinTable.class.php');
require(_XE_PATH_.'classes/db/queryparts/table/CubridTableWithHint.class.php');
require(_XE_PATH_.'classes/db/queryparts/table/MysqlTableWithHint.class.php');
require(_XE_PATH_.'classes/db/queryparts/table/MssqlTableWithHint.class.php');
require(_XE_PATH_.'classes/db/queryparts/table/IndexHint.class.php');
require(_XE_PATH_.'classes/db/queryparts/condition/ConditionGroup.class.php');
require(_XE_PATH_.'classes/db/queryparts/condition/Condition.class.php');
require(_XE_PATH_.'classes/db/queryparts/condition/ConditionWithArgument.class.php');
require(_XE_PATH_.'classes/db/queryparts/condition/ConditionWithoutArgument.class.php');
require(_XE_PATH_.'classes/db/queryparts/condition/ConditionSubquery.class.php');
require(_XE_PATH_.'classes/db/queryparts/expression/StarExpression.class.php');
require(_XE_PATH_.'classes/db/queryparts/order/OrderByColumn.class.php');
require(_XE_PATH_.'classes/db/queryparts/limit/Limit.class.php');
require(_XE_PATH_.'classes/db/queryparts/Query.class.php');
require(_XE_PATH_.'classes/db/queryparts/Subquery.class.php');
require(_XE_PATH_ . 'classes/db/queryparts/expression/Expression.class.php');
require(_XE_PATH_ . 'classes/db/queryparts/expression/SelectExpression.class.php');
require(_XE_PATH_ . 'classes/db/queryparts/expression/InsertExpression.class.php');
require(_XE_PATH_ . 'classes/db/queryparts/expression/UpdateExpression.class.php');
require(_XE_PATH_ . 'classes/db/queryparts/expression/UpdateExpressionWithoutArgument.class.php');
require(_XE_PATH_ . 'classes/db/queryparts/expression/ClickCountExpression.class.php');
require(_XE_PATH_ . 'classes/db/queryparts/table/Table.class.php');
require(_XE_PATH_ . 'classes/db/queryparts/table/JoinTable.class.php');
require(_XE_PATH_ . 'classes/db/queryparts/table/CubridTableWithHint.class.php');
require(_XE_PATH_ . 'classes/db/queryparts/table/MysqlTableWithHint.class.php');
require(_XE_PATH_ . 'classes/db/queryparts/table/MssqlTableWithHint.class.php');
require(_XE_PATH_ . 'classes/db/queryparts/table/IndexHint.class.php');
require(_XE_PATH_ . 'classes/db/queryparts/condition/ConditionGroup.class.php');
require(_XE_PATH_ . 'classes/db/queryparts/condition/Condition.class.php');
require(_XE_PATH_ . 'classes/db/queryparts/condition/ConditionWithArgument.class.php');
require(_XE_PATH_ . 'classes/db/queryparts/condition/ConditionWithoutArgument.class.php');
require(_XE_PATH_ . 'classes/db/queryparts/condition/ConditionSubquery.class.php');
require(_XE_PATH_ . 'classes/db/queryparts/expression/StarExpression.class.php');
require(_XE_PATH_ . 'classes/db/queryparts/order/OrderByColumn.class.php');
require(_XE_PATH_ . 'classes/db/queryparts/limit/Limit.class.php');
require(_XE_PATH_ . 'classes/db/queryparts/Query.class.php');
require(_XE_PATH_ . 'classes/db/queryparts/Subquery.class.php');
}
/**
@ -47,17 +48,18 @@ if(!defined('__XE_LOADED_DB_CLASS__'))
*/
class DB
{
/**
* priority of DBMS
* @var array
*/
var $priority_dbms = array(
'mysqli' => 5,
'mysql' => 4,
'mysql_innodb' => 3,
'cubrid' => 2,
'mssql' => 1
);
'mysqli' => 5,
'mysql' => 4,
'mysql_innodb' => 3,
'cubrid' => 2,
'mssql' => 1
);
/**
* count cache path
@ -70,27 +72,27 @@ class DB
* @var array
*/
var $cond_operation = array(
'equal' => '=',
'more' => '>=',
'excess' => '>',
'less' => '<=',
'below' => '<',
'notequal' => '<>',
'notnull' => 'is not null',
'null' => 'is null',
);
'equal' => '=',
'more' => '>=',
'excess' => '>',
'less' => '<=',
'below' => '<',
'notequal' => '<>',
'notnull' => 'is not null',
'null' => 'is null',
);
/**
* master database connection string
* @var array
*/
var $master_db = NULL;
/**
* array of slave databases connection strings
* @var array
*/
var $slave_db = NULL;
var $result = NULL;
/**
@ -98,22 +100,26 @@ class DB
* @var int
*/
var $errno = 0;
/**
* error message
* @var string
*/
var $errstr = '';
/**
* query string of latest executed query
* @var string
*/
var $query = '';
var $connection = '';
/**
* elapsed time of latest executed query
* @var int
*/
var $elapsed_time = 0;
/**
* elapsed time of latest executed DB class
* @var int
@ -125,7 +131,6 @@ class DB
* @var boolean
*/
var $transaction_started = FALSE;
var $is_connected = FALSE;
/**
@ -160,15 +165,27 @@ class DB
*/
function &getInstance($db_type = NULL)
{
if(!$db_type) $db_type = Context::getDBType();
if(!$db_type && Context::isInstalled()) return new Object(-1, 'msg_db_not_setted');
if(!$db_type)
{
$db_type = Context::getDBType();
}
if(!$db_type && Context::isInstalled())
{
return new Object(-1, 'msg_db_not_setted');
}
if(!isset($GLOBALS['__DB__'])) $GLOBALS['__DB__'] = array();
if(!isset($GLOBALS['__DB__']))
{
$GLOBALS['__DB__'] = array();
}
if(!isset($GLOBALS['__DB__'][$db_type]))
{
$class_name = 'DB'.ucfirst($db_type);
$class_file = _XE_PATH_."classes/db/$class_name.class.php";
if(!file_exists($class_file)) return new Object(-1, 'msg_db_not_setted');
$class_name = 'DB' . ucfirst($db_type);
$class_file = _XE_PATH_ . "classes/db/$class_name.class.php";
if(!file_exists($class_file))
{
return new Object(-1, 'msg_db_not_setted');
}
// get a singletone instance of the database driver class
require_once($class_file);
@ -194,8 +211,8 @@ class DB
*/
function DB()
{
$this->count_cache_path = _XE_PATH_.$this->count_cache_path;
$this->cache_file = _XE_PATH_.$this->cache_file;
$this->count_cache_path = _XE_PATH_ . $this->count_cache_path;
$this->cache_file = _XE_PATH_ . $this->cache_file;
}
/**
@ -226,8 +243,13 @@ class DB
$enableList = array();
if(is_array($this->supported_list))
{
foreach($this->supported_list AS $key=>$value)
if($value->enable) array_push($enableList, $value);
foreach($this->supported_list AS $key => $value)
{
if($value->enable)
{
array_push($enableList, $value);
}
}
}
return $enableList;
}
@ -248,8 +270,13 @@ class DB
$disableList = array();
if(is_array($this->supported_list))
{
foreach($this->supported_list AS $key=>$value)
if(!$value->enable) array_push($disableList, $value);
foreach($this->supported_list AS $key => $value)
{
if(!$value->enable)
{
array_push($disableList, $value);
}
}
}
return $disableList;
}
@ -268,7 +295,7 @@ class DB
return $this->supported_list;
}
$get_supported_list = array();
$db_classes_path = _XE_PATH_."classes/db/";
$db_classes_path = _XE_PATH_ . "classes/db/";
$filter = "/^DB([^\.]+)\.class\.php/i";
$supported_list = FileHandler::readDir($db_classes_path, $filter, TRUE);
@ -277,18 +304,27 @@ class DB
{
$db_type = $supported_list[$i];
if(version_compare(phpversion(), '5.0') < 0 && preg_match('/pdo/i',$db_type)) continue;
if(version_compare(phpversion(), '5.0') < 0 && preg_match('/pdo/i', $db_type))
{
continue;
}
$class_name = sprintf("DB%s%s", strtoupper(substr($db_type,0,1)), strtolower(substr($db_type,1)));
$class_file = sprintf(_XE_PATH_."classes/db/%s.class.php", $class_name);
if(!file_exists($class_file)) continue;
$class_name = sprintf("DB%s%s", strtoupper(substr($db_type, 0, 1)), strtolower(substr($db_type, 1)));
$class_file = sprintf(_XE_PATH_ . "classes/db/%s.class.php", $class_name);
if(!file_exists($class_file))
{
continue;
}
unset($oDB);
require_once($class_file);
$tmp_fn = create_function('', "return new {$class_name}();");
$oDB = $tmp_fn();
$oDB = $tmp_fn();
if(!$oDB) continue;
if(!$oDB)
{
continue;
}
$obj = NULL;
$obj->db_type = $db_type;
@ -353,8 +389,14 @@ class DB
*/
function isConnected($type = 'master', $indx = 0)
{
if($type == 'master') return $this->master_db["is_connected"] ? TRUE : FALSE;
else return $this->slave_db[$indx]["is_connected"] ? TRUE : FALSE;
if($type == 'master')
{
return $this->master_db["is_connected"] ? TRUE : FALSE;
}
else
{
return $this->slave_db[$indx]["is_connected"] ? TRUE : FALSE;
}
}
/**
@ -376,7 +418,10 @@ class DB
*/
function actFinish()
{
if(!$this->query) return;
if(!$this->query)
{
return;
}
$this->act_finish = getMicroTime();
$elapsed_time = $this->act_finish - $this->act_start;
$this->elapsed_time = $elapsed_time;
@ -400,13 +445,19 @@ class DB
if(__DEBUG_DB_OUTPUT__ == 1)
{
$debug_file = _XE_PATH_."files/_debug_db_query.php";
$debug_file = _XE_PATH_ . "files/_debug_db_query.php";
$buff = array();
if(!file_exists($debug_file)) $buff[] = '<?php exit(); ?>';
if(!file_exists($debug_file))
{
$buff[] = '<?php exit(); ?>';
}
$buff[] = print_r($log, TRUE);
if(@!$fp = fopen($debug_file, "a")) return;
fwrite($fp, implode("\n", $buff)."\n\n");
if(@!$fp = fopen($debug_file, "a"))
{
return;
}
fwrite($fp, implode("\n", $buff) . "\n\n");
fclose($fp);
}
}
@ -420,10 +471,10 @@ class DB
if(__LOG_SLOW_QUERY__ > 0 && $elapsed_time > __LOG_SLOW_QUERY__)
{
$buff = '';
$log_file = _XE_PATH_.'files/_db_slow_query.php';
$log_file = _XE_PATH_ . 'files/_db_slow_query.php';
if(!file_exists($log_file))
{
$buff = '<?php exit();?>'."\n";
$buff = '<?php exit();?>' . "\n";
}
$buff .= sprintf("%s\t%s\n\t%0.6f sec\tquery_id:%s\n\n", date("Y-m-d H:i"), $this->query, $elapsed_time, $this->query_id);
@ -479,8 +530,14 @@ class DB
{
static $cache_file = array();
if(!$query_id) return new Object(-1, 'msg_invalid_queryid');
if(!$this->db_type) return;
if(!$query_id)
{
return new Object(-1, 'msg_invalid_queryid');
}
if(!$this->db_type)
{
return;
}
$this->actDBClassStart();
@ -498,7 +555,7 @@ class DB
elseif(count($id_args) == 3)
{
$target = $id_args[0];
$typeList = array('addons'=>1, 'widgets'=>1);
$typeList = array('addons' => 1, 'widgets' => 1);
if(!isset($typeList[$target]))
{
$this->actDBClassFinish();
@ -530,25 +587,30 @@ class DB
return $result;
}
/**
* Look for query cache file
* @param string $query_id query id for finding
* @param string $xml_file original xml query file
* @return string cache file
*/
function checkQueryCacheFile($query_id,$xml_file)
function checkQueryCacheFile($query_id, $xml_file)
{
// first try finding cache file
$cache_file = sprintf('%s%s%s.%s.%s.cache.php', _XE_PATH_, $this->cache_file, $query_id, __ZBXE_VERSION__, $this->db_type);
if(file_exists($cache_file)) $cache_time = filemtime($cache_file);
else $cache_time = -1;
if(file_exists($cache_file))
{
$cache_time = filemtime($cache_file);
}
else
{
$cache_time = -1;
}
// if there is no cache file or is not new, find original xml query file and parse it
if($cache_time < filemtime($xml_file) || $cache_time < filemtime(_XE_PATH_.'classes/db/DB.class.php') || $cache_time < filemtime(_XE_PATH_.'classes/xml/XmlQueryParser.150.class.php'))
if($cache_time < filemtime($xml_file) || $cache_time < filemtime(_XE_PATH_ . 'classes/db/DB.class.php') || $cache_time < filemtime(_XE_PATH_ . 'classes/xml/XmlQueryParser.150.class.php'))
{
require_once(_XE_PATH_.'classes/xml/XmlQueryParser.150.class.php');
require_once(_XE_PATH_ . 'classes/xml/XmlQueryParser.150.class.php');
$oParser = new XmlQueryParser();
$oParser->parse($query_id, $xml_file, $cache_file);
}
@ -556,7 +618,6 @@ class DB
return $cache_file;
}
/**
* Execute query and return the result
* @param string $cache_file cache file of query
@ -569,13 +630,22 @@ class DB
{
global $lang;
if(!file_exists($cache_file)) return new Object(-1, 'msg_invalid_queryid');
if(!file_exists($cache_file))
{
return new Object(-1, 'msg_invalid_queryid');
}
if($source_args) $args = @clone($source_args);
if($source_args)
{
$args = clone $source_args;
}
$output = include($cache_file);
if( (is_a($output, 'Object') || is_subclass_of($output, 'Object')) && !$output->toBool()) return $output;
if((is_a($output, 'Object') || is_subclass_of($output, 'Object')) && !$output->toBool())
{
return $output;
}
// execute appropriate query
switch($output->getAction())
@ -594,22 +664,27 @@ class DB
$output = $this->_executeDeleteAct($output);
break;
case 'select' :
$arg_columns = is_array($arg_columns)?$arg_columns:array();
$arg_columns = is_array($arg_columns) ? $arg_columns : array();
$output->setColumnList($arg_columns);
$connection = $this->_getConnection('slave');
$output = $this->_executeSelectAct($output, $connection);
break;
}
if($this->isError()) $output = $this->getError();
else if(!is_a($output, 'Object') && !is_subclass_of($output, 'Object')) $output = new Object();
if($this->isError())
{
$output = $this->getError();
}
else if(!is_a($output, 'Object') && !is_subclass_of($output, 'Object'))
{
$output = new Object();
}
$output->add('_query', $this->query);
$output->add('_elapsed_time', sprintf("%0.5f", $this->elapsed_time));
return $output;
}
/**
* Returns counter cache data
* @param array|string $tables tables to get data
@ -619,30 +694,54 @@ class DB
function getCountCache($tables, $condition)
{
return FALSE;
if(!$tables) return FALSE;
if(!is_dir($this->count_cache_path)) return FileHandler::makeDir($this->count_cache_path);
if(!$tables)
{
return FALSE;
}
if(!is_dir($this->count_cache_path))
{
return FileHandler::makeDir($this->count_cache_path);
}
$condition = md5($condition);
if(!is_array($tables)) $tables_str = $tables;
else $tables_str = implode('.',$tables);
if(!is_array($tables))
{
$tables_str = $tables;
}
else
{
$tables_str = implode('.', $tables);
}
$cache_path = sprintf('%s/%s%s', $this->count_cache_path, $this->prefix, $tables_str);
if(!is_dir($cache_path)) FileHandler::makeDir($cache_path);
if(!is_dir($cache_path))
{
FileHandler::makeDir($cache_path);
}
$cache_filename = sprintf('%s/%s.%s', $cache_path, $tables_str, $condition);
if(!file_exists($cache_filename)) return FALSE;
if(!file_exists($cache_filename))
{
return FALSE;
}
$cache_mtime = filemtime($cache_filename);
if(!is_array($tables)) $tables = array($tables);
if(!is_array($tables))
{
$tables = array($tables);
}
foreach($tables as $alias => $table)
{
$table_filename = sprintf('%s/cache.%s%s', $this->count_cache_path, $this->prefix, $table) ;
if(!file_exists($table_filename) || filemtime($table_filename) > $cache_mtime) return FALSE;
$table_filename = sprintf('%s/cache.%s%s', $this->count_cache_path, $this->prefix, $table);
if(!file_exists($table_filename) || filemtime($table_filename) > $cache_mtime)
{
return FALSE;
}
}
$count = (int)FileHandler::readFile($cache_filename);
$count = (int) FileHandler::readFile($cache_filename);
return $count;
}
@ -656,16 +755,31 @@ class DB
function putCountCache($tables, $condition, $count = 0)
{
return FALSE;
if(!$tables) return FALSE;
if(!is_dir($this->count_cache_path)) return FileHandler::makeDir($this->count_cache_path);
if(!$tables)
{
return FALSE;
}
if(!is_dir($this->count_cache_path))
{
return FileHandler::makeDir($this->count_cache_path);
}
$condition = md5($condition);
if(!is_array($tables)) $tables_str = $tables;
else $tables_str = implode('.',$tables);
if(!is_array($tables))
{
$tables_str = $tables;
}
else
{
$tables_str = implode('.', $tables);
}
$cache_path = sprintf('%s/%s%s', $this->count_cache_path, $this->prefix, $tables_str);
if(!is_dir($cache_path)) FileHandler::makeDir($cache_path);
if(!is_dir($cache_path))
{
FileHandler::makeDir($cache_path);
}
$cache_filename = sprintf('%s/%s.%s', $cache_path, $tables_str, $condition);
@ -680,10 +794,19 @@ class DB
function resetCountCache($tables)
{
return FALSE;
if(!$tables) return FALSE;
if(!is_dir($this->count_cache_path)) return FileHandler::makeDir($this->count_cache_path);
if(!$tables)
{
return FALSE;
}
if(!is_dir($this->count_cache_path))
{
return FileHandler::makeDir($this->count_cache_path);
}
if(!is_array($tables)) $tables = array($tables);
if(!is_array($tables))
{
$tables = array($tables);
}
foreach($tables as $alias => $table)
{
$filename = sprintf('%s/cache.%s%s', $this->count_cache_path, $this->prefix, $table);
@ -702,13 +825,34 @@ class DB
{
$result = array();
if(function_exists('mysql_connect')) $result[] = 'MySQL';
if(function_exists('cubrid_connect')) $result[] = 'Cubrid';
if(function_exists('ibase_connect')) $result[] = 'FireBird';
if(function_exists('pg_connect')) $result[] = 'Postgre';
if(function_exists('sqlite_open')) $result[] = 'sqlite2';
if(function_exists('mssql_connect')) $result[] = 'MSSQL';
if(function_exists('PDO')) $result[] = 'sqlite3(PDO)';
if(function_exists('mysql_connect'))
{
$result[] = 'MySQL';
}
if(function_exists('cubrid_connect'))
{
$result[] = 'Cubrid';
}
if(function_exists('ibase_connect'))
{
$result[] = 'FireBird';
}
if(function_exists('pg_connect'))
{
$result[] = 'Postgre';
}
if(function_exists('sqlite_open'))
{
$result[] = 'sqlite2';
}
if(function_exists('mssql_connect'))
{
$result[] = 'MSSQL';
}
if(function_exists('PDO'))
{
$result[] = 'sqlite3(PDO)';
}
return $result;
}
@ -720,7 +864,10 @@ class DB
*/
function dropTable($table_name)
{
if(!$table_name) return;
if(!$table_name)
{
return;
}
$query = sprintf("drop table %s%s", $this->prefix, $table_name);
$this->_query($query);
}
@ -734,35 +881,57 @@ class DB
function getSelectSql($query, $with_values = TRUE)
{
$select = $query->getSelectString($with_values);
if($select == '') return new Object(-1, "Invalid query");
$select = 'SELECT ' .$select;
if($select == '')
{
return new Object(-1, "Invalid query");
}
$select = 'SELECT ' . $select;
$from = $query->getFromString($with_values);
if($from == '') return new Object(-1, "Invalid query");
$from = ' FROM '.$from;
if($from == '')
{
return new Object(-1, "Invalid query");
}
$from = ' FROM ' . $from;
$where = $query->getWhereString($with_values);
if($where != '') $where = ' WHERE ' . $where;
if($where != '')
{
$where = ' WHERE ' . $where;
}
$tableObjects = $query->getTables();
$index_hint_list = '';
foreach($tableObjects as $tableObject)
{
if(is_a($tableObject, 'CubridTableWithHint'))
{
$index_hint_list .= $tableObject->getIndexHintString() . ', ';
}
}
$index_hint_list = substr($index_hint_list, 0, -2);
if($index_hint_list != '')
{
$index_hint_list = 'USING INDEX ' . $index_hint_list;
}
$groupBy = $query->getGroupByString();
if($groupBy != '') $groupBy = ' GROUP BY ' . $groupBy;
if($groupBy != '')
{
$groupBy = ' GROUP BY ' . $groupBy;
}
$orderBy = $query->getOrderByString();
if($orderBy != '') $orderBy = ' ORDER BY ' . $orderBy;
if($orderBy != '')
{
$orderBy = ' ORDER BY ' . $orderBy;
}
$limit = $query->getLimitString();
if($limit != '') $limit = ' LIMIT ' . $limit;
if($limit != '')
{
$limit = ' LIMIT ' . $limit;
}
return $select . ' ' . $from . ' ' . $where . ' ' . $index_hint_list . ' ' . $groupBy . ' ' . $orderBy . ' ' . $limit;
}
@ -808,17 +977,23 @@ class DB
{
$sql = 'DELETE ';
$sql .= $with_priority?$query->getPriority():'';
$sql .= $with_priority ? $query->getPriority() : '';
$tables = $query->getTables();
$sql .= $tables[0]->getAlias();
$from = $query->getFromString($with_values);
if($from == '') return new Object(-1, "Invalid query");
$sql .= ' FROM '.$from;
if($from == '')
{
return new Object(-1, "Invalid query");
}
$sql .= ' FROM ' . $from;
$where = $query->getWhereString($with_values);
if($where != '') $sql .= ' WHERE ' . $where;
if($where != '')
{
$sql .= ' WHERE ' . $where;
}
return $sql;
}
@ -833,17 +1008,26 @@ class DB
function getUpdateSql($query, $with_values = TRUE, $with_priority = FALSE)
{
$columnsList = $query->getUpdateString($with_values);
if($columnsList == '') return new Object(-1, "Invalid query");
if($columnsList == '')
{
return new Object(-1, "Invalid query");
}
$tables = $query->getFromString($with_values);
if($tables == '') return new Object(-1, "Invalid query");
if($tables == '')
{
return new Object(-1, "Invalid query");
}
$where = $query->getWhereString($with_values);
if($where != '') $where = ' WHERE ' . $where;
if($where != '')
{
$where = ' WHERE ' . $where;
}
$priority = $with_priority?$query->getPriority():'';
$priority = $with_priority ? $query->getPriority() : '';
return "UPDATE $priority $tables SET $columnsList ".$where;
return "UPDATE $priority $tables SET $columnsList " . $where;
}
/**
@ -857,7 +1041,7 @@ class DB
{
$tableName = $query->getFirstTableName();
$values = $query->getInsertString($with_values);
$priority = $with_priority?$query->getPriority():'';
$priority = $with_priority ? $query->getPriority() : '';
return "INSERT $priority INTO $tableName \n $values";
}
@ -884,16 +1068,22 @@ class DB
if($type == 'master')
{
if(!$this->master_db['is_connected'])
{
$this->_connect($type);
}
$this->connection = 'Master ' . $this->master_db['db_hostname'];
return $this->master_db["resource"];
}
if($indx === NULL)
{
$indx = $this->_getSlaveConnectionStringIndex($type);
}
if(!$this->slave_db[$indx]['is_connected'])
{
$this->_connect($type, $indx);
}
$this->connection = 'Slave ' . $this->slave_db[$indx]['db_hostname'];
return $this->slave_db[$indx]["resource"];
@ -905,10 +1095,14 @@ class DB
*/
function _dbInfoExists()
{
if (!$this->master_db)
if(!$this->master_db)
{
return FALSE;
if (count($this->slave_db) === 0)
}
if(count($this->slave_db) === 0)
{
return FALSE;
}
return TRUE;
}
@ -931,13 +1125,19 @@ class DB
*/
function close($type = 'master', $indx = 0)
{
if (!$this->isConnected($type, $indx))
if(!$this->isConnected($type, $indx))
{
return;
}
if ($type == 'master')
if($type == 'master')
{
$connection = &$this->master_db;
}
else
{
$connection = &$this->slave_db[$indx];
}
$this->_close($connection["resource"]);
@ -960,11 +1160,15 @@ class DB
*/
function begin()
{
if (!$this->isConnected() || $this->transaction_started)
if(!$this->isConnected() || $this->transaction_started)
{
return;
}
if($this->_begin())
{
$this->transaction_started = TRUE;
}
}
/**
@ -983,10 +1187,14 @@ class DB
*/
function rollback()
{
if (!$this->isConnected() || !$this->transaction_started)
if(!$this->isConnected() || !$this->transaction_started)
{
return;
}
if($this->_rollback())
{
$this->transaction_started = FALSE;
}
}
/**
@ -1006,10 +1214,14 @@ class DB
*/
function commit($force = FALSE)
{
if (!$force && (!$this->isConnected() || !$this->transaction_started))
if(!$force && (!$this->isConnected() || !$this->transaction_started))
{
return;
}
if($this->_commit())
{
$this->transaction_started = FALSE;
}
}
/**
@ -1034,7 +1246,9 @@ class DB
function _query($query, $connection = NULL)
{
if($connection == NULL)
{
$connection = $this->_getConnection('master');
}
// Notify to start a query execution
$this->actStart($query);
@ -1061,10 +1275,14 @@ class DB
&& $db_info->master_db["db_userid"] == $db_info->slave_db[0]["db_userid"]
&& $db_info->master_db["db_password"] == $db_info->slave_db[0]["db_password"]
&& $db_info->master_db["db_database"] == $db_info->slave_db[0]["db_database"]
)
)
{
$this->slave_db[0] = &$this->master_db;
}
else
{
$this->slave_db = $db_info->slave_db;
}
$this->prefix = $db_info->master_db["db_table_prefix"];
$this->use_prepared_statements = $db_info->use_prepared_statements;
}
@ -1100,17 +1318,25 @@ class DB
*/
function _connect($type = 'master', $indx = 0)
{
if ($this->isConnected($type, $indx))
if($this->isConnected($type, $indx))
{
return;
}
// Ignore if no DB information exists
if (!$this->_dbInfoExists())
if(!$this->_dbInfoExists())
{
return;
}
if ($type == 'master')
if($type == 'master')
{
$connection = &$this->master_db;
}
else
{
$connection = &$this->slave_db[$indx];
}
$result = $this->__connect($connection);
if($result === NULL || $result === FALSE)
@ -1146,7 +1372,10 @@ class DB
*/
function actDBClassFinish()
{
if(!$this->query) return;
if(!$this->query)
{
return;
}
$this->act_dbclass_finish = getMicroTime();
$elapsed_dbclass_time = $this->act_dbclass_finish - $this->act_dbclass_start;
$this->elapsed_dbclass_time = $elapsed_dbclass_time;
@ -1176,6 +1405,5 @@ class DB
}
}
/* End of file DB.class.php */
/* Location: ./classes/db/DB.class.php */