More cleanup/ refactoring
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parent
9078e19961
commit
6ecfb40c87
51
autoload.php
51
autoload.php
@ -27,34 +27,8 @@ define('QBASE_PATH', dirname(__FILE__).'/');
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*/
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define('QDRIVER_PATH', QBASE_PATH.'drivers/');
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if ( ! function_exists('do_include'))
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{
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/**
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* Bulk directory loading workaround for use
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* with array_map and glob
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*
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* @param string $path
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* @return void
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*/
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function do_include($path)
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{
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require_once($path);
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}
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}
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if ( ! function_exists('mb_trim'))
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{
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/**
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* Multibyte-safe trim function
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*
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* @param string
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* @return string
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*/
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function mb_trim($string)
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{
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return preg_replace("/(^\s+)|(\s+$)/us", "", $string);
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}
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}
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// Require some common functions
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require(QBASE_PATH.'common.php');
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/**
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* Load a Query class
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@ -92,25 +66,4 @@ function query_autoload($class)
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// Set up autoloader
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spl_autoload_register('query_autoload');
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// --------------------------------------------------------------------------
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/**
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* Filter out db rows into one array
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*
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* @param array $array
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* @param mixed $index
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* @return array
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*/
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function db_filter($array, $index)
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{
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$new_array = array();
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foreach($array as $a)
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{
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$new_array[] = $a[$index];
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}
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return $new_array;
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}
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// End of autoload.php
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@ -21,72 +21,6 @@
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*/
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abstract class DB_SQL {
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// --------------------------------------------------------------------------
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// ! Methods to override
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// --------------------------------------------------------------------------
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/**
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* Get the max keyword sql
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*
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* @return string
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*/
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public function max()
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{
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return ' MAX';
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}
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// --------------------------------------------------------------------------
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/**
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* Get the min keyword sql
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*
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* @return string
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*/
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public function min()
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{
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return ' MIN';
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}
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// --------------------------------------------------------------------------
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/**
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* Get the 'distinct' keyword
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*
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* @return string
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*/
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public function distinct()
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{
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return ' DISTINCT ';
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}
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// --------------------------------------------------------------------------
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/**
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* Get the 'average' keyword
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*
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* @return string
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*/
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public function avg()
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{
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return ' AVG';
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}
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// --------------------------------------------------------------------------
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/**
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* Get the 'sum' keyword
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*
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* @return string
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*/
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public function sum()
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{
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return ' SUM';
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}
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// --------------------------------------------------------------------------
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// ! Abstract Methods
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// --------------------------------------------------------------------------
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/**
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* Get database specific sql for limit clause
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*
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@ -13,26 +13,6 @@
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// --------------------------------------------------------------------------
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/**
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* Generic exception for bad drivers
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*
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* @package Query
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* @subpackage Query
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*/
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class BadDBDriverException extends InvalidArgumentException {}
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// --------------------------------------------------------------------------
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/**
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* Generic exception for bad connection strings
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*
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* @package Query
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* @subpackage Query
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*/
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class BadConnectionException extends UnexpectedValueException {}
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// --------------------------------------------------------------------------
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/**
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* Convienience class for creating sql queries - also the class that
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* instantiates the specific db driver
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@ -130,33 +110,59 @@ class Query_Builder {
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// Convert array to object
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if (is_array($params))
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{
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$p = new stdClass();
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$params = new ArrayObject($params, ArrayObject::STD_PROP_LIST | ArrayObject::ARRAY_AS_PROPS);
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}
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$params->type = strtolower($params->type);
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$dbtype = ($params->type !== 'postgresql') ? $params->type : 'pgsql';
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foreach($params as $k => $v)
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{
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$p->$k = $v;
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}
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// Generate dsn
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$dsn = $this->_connect($dbtype, $params);
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$params = $p;
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try
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{
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// Create the database connection
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$this->db = ( ! empty($params->user))
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? new $dbtype($dsn, $params->user, $params->pass)
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: new $dbtype($dsn);
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}
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catch(Exception $e)
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{
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throw new BadConnectionException('Connection failed, invalid arguments', 2);
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}
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// Set the connection name property, if applicable
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if (isset($params->name))
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{
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$this->conn_name = $params->name;
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}
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// Instantiate the Query Parser
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$this->parser = new Query_Parser();
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// Make things just slightly shorter
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$this->sql =& $this->db->sql;
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}
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/**
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* Create the dsn for connection to the database
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*
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* @param string $dbtype
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* @param object $params
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* @return string
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*/
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private function _connect($dbtype, &$params)
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{
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// Let the connection work with 'conn_db' or 'database'
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if (isset($params->database))
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{
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$params->conn_db = $params->database;
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}
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$params->type = strtolower($params->type);
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$dbtype = ($params->type !== 'postgresql') ? $params->type : 'pgsql';
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$dsn = '';
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// Add the driver type to the dsn
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if ($dbtype !== 'firebird' && $dbtype !== 'sqlite')
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{
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$dsn = strtolower($dbtype).':'.$dsn;
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}
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$dsn = ($dbtype !== 'firebird' && $dbtype !== 'sqlite')
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? strtolower($dbtype).':'
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: '';
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// Make sure the class exists
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if ( ! class_exists($dbtype))
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@ -196,31 +202,8 @@ class Query_Builder {
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$dsn = "{$params->host}:{$params->file}";
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break;
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}
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try
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{
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// Create the database connection
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$this->db = ( ! empty($params->user))
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? new $dbtype($dsn, $params->user, $params->pass)
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: new $dbtype($dsn);
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}
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catch(Exception $e)
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{
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throw new BadConnectionException('Connection failed, invalid arguments', 2);
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}
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// Set the connection name property, if applicable
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if (isset($params->name))
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{
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$this->conn_name = $params->name;
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}
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// Instantiate the Query Parser
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$this->parser = new Query_Parser();
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// Make things just slightly shorter
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$this->sql =& $this->db->sql;
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return $dsn;
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}
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// --------------------------------------------------------------------------
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@ -303,7 +286,7 @@ class Query_Builder {
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public function select_max($field, $as=FALSE)
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{
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// Create the select string
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$this->select_string .= $this->sql->max().$this->_select($field, $as);
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$this->select_string .= ' MAX'.$this->_select($field, $as);
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return $this;
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}
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@ -319,7 +302,7 @@ class Query_Builder {
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public function select_min($field, $as=FALSE)
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{
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// Create the select string
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$this->select_string .= $this->sql->min().$this->_select($field, $as);
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$this->select_string .= ' MIN'.$this->_select($field, $as);
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return $this;
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}
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@ -335,7 +318,7 @@ class Query_Builder {
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public function select_avg($field, $as=FALSE)
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{
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// Create the select string
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$this->select_string .= $this->sql->avg().$this->_select($field, $as);
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$this->select_string .= ' AVG'.$this->_select($field, $as);
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return $this;
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}
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@ -351,7 +334,7 @@ class Query_Builder {
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public function select_sum($field, $as=FALSE)
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{
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// Create the select string
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$this->select_string .= $this->sql->sum().$this->_select($field, $as);
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$this->select_string .= ' SUM'.$this->_select($field, $as);
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return $this;
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}
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@ -365,7 +348,7 @@ class Query_Builder {
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public function distinct()
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{
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// Prepend the keyword to the select string
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$this->select_string = $this->sql->distinct() . $this->select_string;
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$this->select_string = ' DISTINCT '.$this->select_string;
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return $this;
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}
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@ -807,10 +790,8 @@ class Query_Builder {
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{
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$table = implode(' ', array_map(array($this->db, 'quote_ident'), explode(' ', trim($table))));
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$parser = new query_parser();
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// Parse out the join condition
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$parts = $parser->parse_join($condition);
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$parts = $this->parser->parse_join($condition);
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$count = count($parts['identifiers']);
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// Go through and quote the identifiers
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@ -1253,12 +1234,9 @@ class Query_Builder {
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*/
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public function reset_query()
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{
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// Only unset class variables that
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// are not callable. Otherwise, we'll
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// delete class methods!
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foreach($this as $name => $var)
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{
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$skip = array('db','sql','queries','table_prefix');
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$skip = array('db','sql','queries','table_prefix','parser','conn_name');
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// Skip properties that are needed for every query
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if (in_array($name, $skip))
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@ -1267,10 +1245,7 @@ class Query_Builder {
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}
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// Nothing query-generation related is safe!
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if ( ! is_callable($this->$name))
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{
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$this->$name = NULL;
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}
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$this->$name = NULL;
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// Set empty arrays
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$this->values = array();
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@ -1412,7 +1387,7 @@ class Query_Builder {
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// Set the last query to get rowcounts properly
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$this->db->last_query = $sql;
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// echo $sql . '<br />';
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//echo $sql . '<br />';
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return $sql;
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}
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92
common.php
Normal file
92
common.php
Normal file
@ -0,0 +1,92 @@
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<?php
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/**
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* Query
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*
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* Free Query Builder / Database Abstraction Layer
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*
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* @package Query
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* @author Timothy J. Warren
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* @copyright Copyright (c) 2012
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* @link https://github.com/aviat4ion/Query
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* @license http://philsturgeon.co.uk/code/dbad-license
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*/
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// --------------------------------------------------------------------------
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/**
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* Global classes/functions that don't really fit anywhere else
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*/
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/**
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* Generic exception for bad drivers
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*
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* @package Query
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* @subpackage Query
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*/
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class BadDBDriverException extends InvalidArgumentException {}
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// --------------------------------------------------------------------------
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/**
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* Generic exception for bad connection strings
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*
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* @package Query
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* @subpackage Query
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*/
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class BadConnectionException extends UnexpectedValueException {}
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// --------------------------------------------------------------------------
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if ( ! function_exists('do_include'))
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{
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/**
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* Bulk directory loading workaround for use
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* with array_map and glob
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*
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* @param string $path
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* @return void
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*/
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function do_include($path)
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{
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require_once($path);
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}
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}
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// --------------------------------------------------------------------------
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if ( ! function_exists('mb_trim'))
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{
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/**
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* Multibyte-safe trim function
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*
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* @param string
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* @return string
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*/
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function mb_trim($string)
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{
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return preg_replace("/(^\s+)|(\s+$)/us", "", $string);
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}
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}
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// --------------------------------------------------------------------------
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/**
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* Filter out db rows into one array
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*
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* @param array $array
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* @param mixed $index
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* @return array
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*/
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function db_filter($array, $index)
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{
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$new_array = array();
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foreach($array as $a)
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{
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$new_array[] = $a[$index];
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}
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return $new_array;
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}
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// End of common.php
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