Automated merge with http://hg.ellislab.com/CodeIgniter2

4 files changed, 122 insertions, 122 deletions

diff --git a/system/database/drivers/mysql/mysql_driver.php b/system/database/drivers/mysql/mysql_driver.php
index d684c8a49..cb985a764 100644
--- a/system/database/drivers/mysql/mysql_driver.php
+++ b/system/database/drivers/mysql/mysql_driver.php
@@ -43,9 +43,9 @@ class CI_DB_mysql_driver extends CI_DB {
 	 * Whether to use the MySQL "delete hack" which allows the number
 	 * of affected rows to be shown. Uses a preg_replace when enabled,
 	 * adding a bit more processing to all queries.
-	 */	
+	 */
 	var $delete_hack = TRUE;
-	
+
 	/**
 	 * The syntax to count rows is slightly different across different
 	 * database engines, so this string appears in each driver and is
@@ -59,17 +59,17 @@ class CI_DB_mysql_driver extends CI_DB {
 	 *
 	 * @access	private called by the base class
 	 * @return	resource
-	 */	
+	 */
 	function db_connect()
 	{
 		if ($this->port != '')
 		{
 			$this->hostname .= ':'.$this->port;
 		}
-		
+
 		return @mysql_connect($this->hostname, $this->username, $this->password, TRUE);
 	}
-	
+
 	// --------------------------------------------------------------------
 
 	/**
@@ -77,7 +77,7 @@ class CI_DB_mysql_driver extends CI_DB {
 	 *
 	 * @access	private called by the base class
 	 * @return	resource
-	 */	
+	 */
 	function db_pconnect()
 	{
 		if ($this->port != '')
@@ -87,7 +87,7 @@ class CI_DB_mysql_driver extends CI_DB {
 
 		return @mysql_pconnect($this->hostname, $this->username, $this->password);
 	}
-	
+
 	// --------------------------------------------------------------------
 
 	/**
@@ -108,13 +108,13 @@ class CI_DB_mysql_driver extends CI_DB {
 	}
 
 	// --------------------------------------------------------------------
-	
+
 	/**
 	 * Select the database
 	 *
 	 * @access	private called by the base class
 	 * @return	resource
-	 */	
+	 */
 	function db_select()
 	{
 		return @mysql_select_db($this->database, $this->conn_id);
@@ -136,7 +136,7 @@ class CI_DB_mysql_driver extends CI_DB {
 	}
 
 	// --------------------------------------------------------------------
-	
+
 	/**
 	 * Version number query string
 	 *
@@ -156,13 +156,13 @@ class CI_DB_mysql_driver extends CI_DB {
 	 * @access	private called by the base class
 	 * @param	string	an SQL query
 	 * @return	resource
-	 */	
+	 */
 	function _execute($sql)
 	{
 		$sql = $this->_prep_query($sql);
 		return @mysql_query($sql, $this->conn_id);
 	}
-	
+
 	// --------------------------------------------------------------------
 
 	/**
@@ -173,7 +173,7 @@ class CI_DB_mysql_driver extends CI_DB {
 	 * @access	private called by execute()
 	 * @param	string	an SQL query
 	 * @return	string
-	 */	
+	 */
 	function _prep_query($sql)
 	{
 		// "DELETE FROM TABLE" returns 0 affected rows This hack modifies
@@ -185,7 +185,7 @@ class CI_DB_mysql_driver extends CI_DB {
 				$sql = preg_replace("/^\s*DELETE\s+FROM\s+(\S+)\s*$/", "DELETE FROM \\1 WHERE 1=1", $sql);
 			}
 		}
-		
+
 		return $sql;
 	}
 
@@ -195,15 +195,15 @@ class CI_DB_mysql_driver extends CI_DB {
 	 * Begin Transaction
 	 *
 	 * @access	public
-	 * @return	bool		
-	 */	
+	 * @return	bool
+	 */
 	function trans_begin($test_mode = FALSE)
 	{
 		if ( ! $this->trans_enabled)
 		{
 			return TRUE;
 		}
-		
+
 		// When transactions are nested we only begin/commit/rollback the outermost ones
 		if ($this->_trans_depth > 0)
 		{
@@ -214,7 +214,7 @@ class CI_DB_mysql_driver extends CI_DB {
 		// If the $test_mode flag is set to TRUE transactions will be rolled back
 		// even if the queries produce a successful result.
 		$this->_trans_failure = ($test_mode === TRUE) ? TRUE : FALSE;
-		
+
 		$this->simple_query('SET AUTOCOMMIT=0');
 		$this->simple_query('START TRANSACTION'); // can also be BEGIN or BEGIN WORK
 		return TRUE;
@@ -226,8 +226,8 @@ class CI_DB_mysql_driver extends CI_DB {
 	 * Commit Transaction
 	 *
 	 * @access	public
-	 * @return	bool		
-	 */	
+	 * @return	bool
+	 */
 	function trans_commit()
 	{
 		if ( ! $this->trans_enabled)
@@ -252,8 +252,8 @@ class CI_DB_mysql_driver extends CI_DB {
 	 * Rollback Transaction
 	 *
 	 * @access	public
-	 * @return	bool		
-	 */	
+	 * @return	bool
+	 */
 	function trans_rollback()
 	{
 		if ( ! $this->trans_enabled)
@@ -271,7 +271,7 @@ class CI_DB_mysql_driver extends CI_DB {
 		$this->simple_query('SET AUTOCOMMIT=1');
 		return TRUE;
 	}
-	
+
 	// --------------------------------------------------------------------
 
 	/**
@@ -282,17 +282,17 @@ class CI_DB_mysql_driver extends CI_DB {
 	 * @param	bool	whether or not the string will be used in a LIKE condition
 	 * @return	string
 	 */
-	function escape_str($str, $like = FALSE)	
-	{	
+	function escape_str($str, $like = FALSE)
+	{
 		if (is_array($str))
 		{
 			foreach($str as $key => $val)
-	   		{
+			{
 				$str[$key] = $this->escape_str($val, $like);
-	   		}
-   		
-	   		return $str;
-	   	}
+			}
+
+			return $str;
+		}
 
 		if (function_exists('mysql_real_escape_string') AND is_resource($this->conn_id))
 		{
@@ -306,16 +306,16 @@ class CI_DB_mysql_driver extends CI_DB {
 		{
 			$str = addslashes($str);
 		}
-		
+
 		// escape LIKE condition wildcards
 		if ($like === TRUE)
 		{
 			$str = str_replace(array('%', '_'), array('\\%', '\\_'), $str);
 		}
-		
+
 		return $str;
 	}
-		
+
 	// --------------------------------------------------------------------
 
 	/**
@@ -328,7 +328,7 @@ class CI_DB_mysql_driver extends CI_DB {
 	{
 		return @mysql_affected_rows($this->conn_id);
 	}
-	
+
 	// --------------------------------------------------------------------
 
 	/**
@@ -360,7 +360,7 @@ class CI_DB_mysql_driver extends CI_DB {
 		{
 			return 0;
 		}
-	
+
 		$query = $this->query($this->_count_string . $this->_protect_identifiers('numrows') . " FROM " . $this->_protect_identifiers($table, TRUE, NULL, FALSE));
 
 		if ($query->num_rows() == 0)
@@ -385,7 +385,7 @@ class CI_DB_mysql_driver extends CI_DB {
 	 */
 	function _list_tables($prefix_limit = FALSE)
 	{
-		$sql = "SHOW TABLES FROM ".$this->_escape_char.$this->database.$this->_escape_char;	
+		$sql = "SHOW TABLES FROM ".$this->_escape_char.$this->database.$this->_escape_char;
 
 		if ($prefix_limit !== FALSE AND $this->dbprefix != '')
 		{
@@ -394,7 +394,7 @@ class CI_DB_mysql_driver extends CI_DB {
 
 		return $sql;
 	}
-	
+
 	// --------------------------------------------------------------------
 
 	/**
@@ -439,7 +439,7 @@ class CI_DB_mysql_driver extends CI_DB {
 	{
 		return mysql_error($this->conn_id);
 	}
-	
+
 	// --------------------------------------------------------------------
 
 	/**
@@ -475,26 +475,26 @@ class CI_DB_mysql_driver extends CI_DB {
 		{
 			if (strpos($item, '.'.$id) !== FALSE)
 			{
-				$str = $this->_escape_char. str_replace('.', $this->_escape_char.'.', $item);  
-				
+				$str = $this->_escape_char. str_replace('.', $this->_escape_char.'.', $item);
+
 				// remove duplicates if the user already included the escape
 				return preg_replace('/['.$this->_escape_char.']+/', $this->_escape_char, $str);
-			}		
+			}
 		}
-		
+
 		if (strpos($item, '.') !== FALSE)
 		{
-			$str = $this->_escape_char.str_replace('.', $this->_escape_char.'.'.$this->_escape_char, $item).$this->_escape_char;			
+			$str = $this->_escape_char.str_replace('.', $this->_escape_char.'.'.$this->_escape_char, $item).$this->_escape_char;
 		}
 		else
 		{
 			$str = $this->_escape_char.$item.$this->_escape_char;
 		}
-	
+
 		// remove duplicates if the user already included the escape
 		return preg_replace('/['.$this->_escape_char.']+/', $this->_escape_char, $str);
 	}
-			
+
 	// --------------------------------------------------------------------
 
 	/**
@@ -513,12 +513,12 @@ class CI_DB_mysql_driver extends CI_DB {
 		{
 			$tables = array($tables);
 		}
-		
+
 		return '('.implode(', ', $tables).')';
 	}
 
 	// --------------------------------------------------------------------
-	
+
 	/**
 	 * Insert statement
 	 *
@@ -531,13 +531,13 @@ class CI_DB_mysql_driver extends CI_DB {
 	 * @return	string
 	 */
 	function _insert($table, $keys, $values)
-	{	
+	{
 		return "INSERT INTO ".$table." (".implode(', ', $keys).") VALUES (".implode(', ', $values).")";
 	}
-	
+
 	// --------------------------------------------------------------------
 
-	
+
 	/**
 	 * Replace statement
 	 *
@@ -550,10 +550,10 @@ class CI_DB_mysql_driver extends CI_DB {
 	 * @return	string
 	 */
 	function _replace($table, $keys, $values)
-	{	
+	{
 		return "REPLACE INTO ".$table." (".implode(', ', $keys).") VALUES (".implode(', ', $values).")";
 	}
-	
+
 	// --------------------------------------------------------------------
 
 	/**
@@ -568,10 +568,10 @@ class CI_DB_mysql_driver extends CI_DB {
 	 * @return	string
 	 */
 	function _insert_batch($table, $keys, $values)
-	{	
+	{
 		return "INSERT INTO ".$table." (".implode(', ', $keys).") VALUES ".implode(', ', $values);
 	}
-	
+
 	// --------------------------------------------------------------------
 
 
@@ -594,17 +594,17 @@ class CI_DB_mysql_driver extends CI_DB {
 		{
 			$valstr[] = $key." = ".$val;
 		}
-		
+
 		$limit = ( ! $limit) ? '' : ' LIMIT '.$limit;
-		
+
 		$orderby = (count($orderby) >= 1)?' ORDER BY '.implode(", ", $orderby):'';
-	
+
 		$sql = "UPDATE ".$table." SET ".implode(', ', $valstr);
 
 		$sql .= ($where != '' AND count($where) >=1) ? " WHERE ".implode(" ", $where) : '';
 
 		$sql .= $orderby.$limit;
-		
+
 		return $sql;
 	}
 
@@ -630,16 +630,16 @@ class CI_DB_mysql_driver extends CI_DB {
 		foreach($values as $key => $val)
 		{
 			$ids[] = $val[$index];
-			
+
 			foreach(array_keys($val) as $field)
-			{	
+			{
 				if ($field != $index)
 				{
 					$final[$field][] =  'WHEN '.$index.' = '.$val[$index].' THEN '.$val[$field];
 				}
 			}
 		}
-		
+
 		$sql = "UPDATE ".$table." SET ";
 		$cases = '';
 
@@ -650,14 +650,14 @@ class CI_DB_mysql_driver extends CI_DB {
 			{
 				$cases .= $row."\n";
 			}
-			
+
 			$cases .= 'ELSE '.$k.' END, ';
 		}
-		
+
 		$sql .= substr($cases, 0, -2);
-		
+
 		$sql .= ' WHERE '.$where.$index.' IN ('.implode(',', $ids).')';
-		
+
 		return $sql;
 	}
 
@@ -674,12 +674,12 @@ class CI_DB_mysql_driver extends CI_DB {
 	 * @access	public
 	 * @param	string	the table name
 	 * @return	string
-	 */	
+	 */
 	function _truncate($table)
 	{
 		return "TRUNCATE ".$table;
 	}
-	
+
 	// --------------------------------------------------------------------
 
 	/**
@@ -692,7 +692,7 @@ class CI_DB_mysql_driver extends CI_DB {
 	 * @param	array	the where clause
 	 * @param	string	the limit clause
 	 * @return	string
-	 */	
+	 */
 	function _delete($table, $where = array(), $like = array(), $limit = FALSE)
 	{
 		$conditions = '';
@@ -710,7 +710,7 @@ class CI_DB_mysql_driver extends CI_DB {
 		}
 
 		$limit = ( ! $limit) ? '' : ' LIMIT '.$limit;
-	
+
 		return "DELETE FROM ".$table.$conditions.$limit;
 	}
 
@@ -728,7 +728,7 @@ class CI_DB_mysql_driver extends CI_DB {
 	 * @return	string
 	 */
 	function _limit($sql, $limit, $offset)
-	{	
+	{
 		if ($offset == 0)
 		{
 			$offset = '';
@@ -737,7 +737,7 @@ class CI_DB_mysql_driver extends CI_DB {
 		{
 			$offset .= ", ";
 		}
-		
+
 		return $sql."LIMIT ".$offset.$limit;
 	}
 
@@ -754,7 +754,7 @@ class CI_DB_mysql_driver extends CI_DB {
 	{
 		@mysql_close($conn_id);
 	}
-	
+
 }
 
 
diff --git a/system/database/drivers/mysql/mysql_forge.php b/system/database/drivers/mysql/mysql_forge.php
index ccacf99f8..973f32dcb 100644
--- a/system/database/drivers/mysql/mysql_forge.php
+++ b/system/database/drivers/mysql/mysql_forge.php
@@ -23,7 +23,7 @@
  * @link		http://codeigniter.com/user_guide/database/
  */
 class CI_DB_mysql_forge extends CI_DB_forge {
-	
+
 	/**
 	 * Create database
 	 *
@@ -76,52 +76,52 @@ class CI_DB_mysql_forge extends CI_DB_forge {
 			else
 			{
 				$attributes = array_change_key_case($attributes, CASE_UPPER);
-				
+
 				$sql .= "\n\t".$this->db->_protect_identifiers($field);
 
 				if (array_key_exists('NAME', $attributes))
 				{
 					$sql .= ' '.$this->db->_protect_identifiers($attributes['NAME']).' ';
 				}
-				
+
 				if (array_key_exists('TYPE', $attributes))
 				{
 					$sql .=  ' '.$attributes['TYPE'];
 				}
-	
+
 				if (array_key_exists('CONSTRAINT', $attributes))
 				{
 					$sql .= '('.$attributes['CONSTRAINT'].')';
 				}
-	
+
 				if (array_key_exists('UNSIGNED', $attributes) && $attributes['UNSIGNED'] === TRUE)
 				{
 					$sql .= ' UNSIGNED';
 				}
-	
+
 				if (array_key_exists('DEFAULT', $attributes))
 				{
 					$sql .= ' DEFAULT \''.$attributes['DEFAULT'].'\'';
 				}
-	
+
 				if (array_key_exists('NULL', $attributes))
 				{
 					$sql .= ($attributes['NULL'] === TRUE) ? ' NULL' : ' NOT NULL';
 				}
-	
+
 				if (array_key_exists('AUTO_INCREMENT', $attributes) && $attributes['AUTO_INCREMENT'] === TRUE)
 				{
 					$sql .= ' AUTO_INCREMENT';
 				}
 			}
-			
+
 			// don't add a comma on the end of the last field
 			if (++$current_field_count < count($fields))
 			{
 				$sql .= ',';
 			}
 		}
-		
+
 		return $sql;
 	}
 
@@ -141,12 +141,12 @@ class CI_DB_mysql_forge extends CI_DB_forge {
 	function _create_table($table, $fields, $primary_keys, $keys, $if_not_exists)
 	{
 		$sql = 'CREATE TABLE ';
-		
+
 		if ($if_not_exists === TRUE)
 		{
 			$sql .= 'IF NOT EXISTS ';
 		}
-		
+
 		$sql .= $this->db->_escape_identifiers($table)." (";
 
 		$sql .= $this->_process_fields($fields);
@@ -165,14 +165,14 @@ class CI_DB_mysql_forge extends CI_DB_forge {
 				if (is_array($key))
 				{
 					$key_name = $this->db->_protect_identifiers(implode('_', $key));
-					$key = $this->db->_protect_identifiers($key);	
+					$key = $this->db->_protect_identifiers($key);
 				}
 				else
 				{
 					$key_name = $this->db->_protect_identifiers($key);
 					$key = array($key_name);
 				}
-				
+
 				$sql .= ",\n\tKEY {$key_name} (" . implode(', ', $key) . ")";
 			}
 		}
@@ -226,7 +226,7 @@ class CI_DB_mysql_forge extends CI_DB_forge {
 		{
 			$sql .= ' AFTER ' . $this->db->_protect_identifiers($after_field);
 		}
-		
+
 		return $sql;
 	}
 
diff --git a/system/database/drivers/mysql/mysql_result.php b/system/database/drivers/mysql/mysql_result.php
index acc586626..0140ec647 100644
--- a/system/database/drivers/mysql/mysql_result.php
+++ b/system/database/drivers/mysql/mysql_result.php
@@ -36,7 +36,7 @@ class CI_DB_mysql_result extends CI_DB_result {
 	{
 		return @mysql_num_rows($this->result_id);
 	}
-	
+
 	// --------------------------------------------------------------------
 
 	/**
@@ -49,7 +49,7 @@ class CI_DB_mysql_result extends CI_DB_result {
 	{
 		return @mysql_num_fields($this->result_id);
 	}
-	
+
 	// --------------------------------------------------------------------
 
 	/**
@@ -67,7 +67,7 @@ class CI_DB_mysql_result extends CI_DB_result {
 		{
 			$field_names[] = $field->name;
 		}
-		
+
 		return $field_names;
 	}
 
@@ -85,27 +85,27 @@ class CI_DB_mysql_result extends CI_DB_result {
 	{
 		$retval = array();
 		while ($field = mysql_fetch_field($this->result_id))
-		{	
+		{
 			$F				= new stdClass();
-			$F->name 		= $field->name;
-			$F->type 		= $field->type;
+			$F->name		= $field->name;
+			$F->type		= $field->type;
 			$F->default		= $field->def;
 			$F->max_length	= $field->max_length;
 			$F->primary_key = $field->primary_key;
-			
+
 			$retval[] = $F;
 		}
-		
+
 		return $retval;
 	}
-	
+
 	// --------------------------------------------------------------------
 
 	/**
 	 * Free the result
 	 *
 	 * @return	null
-	 */		
+	 */
 	function free_result()
 	{
 		if (is_resource($this->result_id))
@@ -146,7 +146,7 @@ class CI_DB_mysql_result extends CI_DB_result {
 	{
 		return mysql_fetch_assoc($this->result_id);
 	}
-	
+
 	// --------------------------------------------------------------------
 
 	/**
@@ -161,7 +161,7 @@ class CI_DB_mysql_result extends CI_DB_result {
 	{
 		return mysql_fetch_object($this->result_id);
 	}
-	
+
 }
 
 
diff --git a/system/database/drivers/mysql/mysql_utility.php b/system/database/drivers/mysql/mysql_utility.php
index c4a970cfd..3b574c6f4 100644
--- a/system/database/drivers/mysql/mysql_utility.php
+++ b/system/database/drivers/mysql/mysql_utility.php
@@ -84,7 +84,7 @@ class CI_DB_mysql_utility extends CI_DB_utility {
 
 		// Extract the prefs for simplicity
 		extract($params);
-	
+
 		// Build the output
 		$output = '';
 		foreach ((array)$tables as $table)
@@ -97,31 +97,31 @@ class CI_DB_mysql_utility extends CI_DB_utility {
 
 			// Get the table schema
 			$query = $this->db->query("SHOW CREATE TABLE `".$this->db->database.'`.'.$table);
-			
+
 			// No result means the table name was invalid
 			if ($query === FALSE)
 			{
 				continue;
 			}
-			
+
 			// Write out the table schema
 			$output .= '#'.$newline.'# TABLE STRUCTURE FOR: '.$table.$newline.'#'.$newline.$newline;
 
- 			if ($add_drop == TRUE)
- 			{
+			if ($add_drop == TRUE)
+			{
 				$output .= 'DROP TABLE IF EXISTS '.$table.';'.$newline.$newline;
 			}
-			
+
 			$i = 0;
 			$result = $query->result_array();
 			foreach ($result[0] as $val)
 			{
 				if ($i++ % 2)
-				{ 					
+				{
 					$output .= $val.';'.$newline.$newline;
 				}
 			}
-			
+
 			// If inserts are not needed we're done...
 			if ($add_insert == FALSE)
 			{
@@ -130,16 +130,16 @@ class CI_DB_mysql_utility extends CI_DB_utility {
 
 			// Grab all the data from the current table
 			$query = $this->db->query("SELECT * FROM $table");
-			
+
 			if ($query->num_rows() == 0)
 			{
 				continue;
 			}
-		
+
 			// Fetch the field names and determine if the field is an
 			// integer type.  We use this info to decide whether to
 			// surround the data with quotes or not
-			
+
 			$i = 0;
 			$field_str = '';
 			$is_int = array();
@@ -148,24 +148,24 @@ class CI_DB_mysql_utility extends CI_DB_utility {
 				// Most versions of MySQL store timestamp as a string
 				$is_int[$i] = (in_array(
 										strtolower(mysql_field_type($query->result_id, $i)),
-										array('tinyint', 'smallint', 'mediumint', 'int', 'bigint'), //, 'timestamp'), 
+										array('tinyint', 'smallint', 'mediumint', 'int', 'bigint'), //, 'timestamp'),
 										TRUE)
 										) ? TRUE : FALSE;
-										
+
 				// Create a string of field names
 				$field_str .= '`'.$field->name.'`, ';
 				$i++;
 			}
-			
+
 			// Trim off the end comma
 			$field_str = preg_replace( "/, $/" , "" , $field_str);
-			
-			
+
+
 			// Build the insert string
 			foreach ($query->result_array() as $row)
 			{
 				$val_str = '';
-			
+
 				$i = 0;
 				foreach ($row as $v)
 				{
@@ -184,21 +184,21 @@ class CI_DB_mysql_utility extends CI_DB_utility {
 						else
 						{
 							$val_str .= $v;
-						}					
-					}					
-					
+						}
+					}
+
 					// Append a comma
 					$val_str .= ', ';
 					$i++;
 				}
-				
+
 				// Remove the comma at the end of the string
 				$val_str = preg_replace( "/, $/" , "" , $val_str);
-								
+
 				// Build the INSERT string
 				$output .= 'INSERT INTO '.$table.' ('.$field_str.') VALUES ('.$val_str.');'.$newline;
 			}
-			
+
 			$output .= $newline.$newline;
 		}