Various driver cleanup

sys/db/db_pdo.php

@@ -204,6 +204,28 @@ abstract class DB_PDO extends PDO {
 		return FALSE;
 	}
 
+	// -------------------------------------------------------------------------
+
+	/**
+	 * Method to simplify retreiving db results for meta-data queries
+	 *
+	 * @param string $sql
+	 * @param string $filtered_index
+	 */
+	protected function driver_query($sql, $filtered_index="")
+	{
+		$res = $this->query($sql);
+		$all = $res->fetchAll(PDO::FETCH_ASSOC);
+
+		if ( ! empty($filtered_index))
+		{
+			return db_filter($all, $filtered_index);
+		}
+
+		return $all;
+	}
+
+
 	// -------------------------------------------------------------------------
 	// ! Abstract public functions to override in child classes
 	// -------------------------------------------------------------------------
@@ -281,20 +303,6 @@ abstract class DB_PDO extends PDO {
 	 */
 	abstract public function get_system_tables();
 
-	/**
-	 * Return an SQL file with the database table structure
-	 *
-	 * @return string
-	 */
-	abstract public function backup_structure();
-
-	/**
-	 * Return an SQL file with the database data as insert statements
-	 *
-	 * @return string
-	 */
-	abstract public function backup_data();
-
 	/**
 	 * Connect to a different database
 	 *

sys/db/db_sql.php

@@ -56,5 +56,19 @@ abstract class DB_SQL {
 	 * @return string
 	 */
 	abstract public function random();
+
+	/**
+	 * Return an SQL file with the database table structure
+	 *
+	 * @return string
+	 */
+	abstract public function backup_structure();
+
+	/**
+	 * Return an SQL file with the database data as insert statements
+	 *
+	 * @return string
+	 */
+	abstract public function backup_data();
 }
 // End of db_sql.php

sys/db/drivers/firebird/firebird_driver.php

@@ -413,88 +413,5 @@ SQL;
 		// the firebird database
 		return FALSE;
 	}
-
-	// --------------------------------------------------------------------------
-
-	/**
-	 * Create an SQL backup file for the current database's structure
-	 *
-	 * @return string
-	 */
-	public function backup_structure()
-	{
-		// @todo Implement Backup function
-		return '';
-	}
-
-	// --------------------------------------------------------------------------
-
-	/**
-	 * Create an SQL backup file for the current database's data
-	 *
-	 * @param array $exclude
-	 * @param bool $system_tables
-	 * @return string
-	 */
-	public function backup_data($exclude=array(), $system_tables=FALSE)
-	{
-		// Determine which tables to use
-		if($system_tables == TRUE)
-		{
-			$tables = array_merge($this->get_system_tables(), $this->get_tables());
-		}
-		else
-		{
-			$tables = $this->get_tables();
-		}
-
-		// Filter out the tables you don't want
-		if( ! empty($exclude))
-		{
-			$tables = array_diff($tables, $exclude);
-		}
-
-		$output_sql = '';
-
-		// Get the data for each object
-		foreach($tables as $t)
-		{
-			$sql = 'SELECT * FROM "'.trim($t).'"';
-			$res = $this->query($sql);
-			$obj_res = $this->fetchAll(PDO::FETCH_ASSOC);
-
-			unset($res);
-
-			// Nab the column names by getting the keys of the first row
-			$columns = @array_keys($obj_res[0]);
-
-			$insert_rows = array();
-
-			// Create the insert statements
-			foreach($obj_res as $row)
-			{
-				$row = array_values($row);
-
-				// Quote values as needed by type
-				if(stripos($t, 'RDB$') === FALSE)
-				{
-					$row = array_map(array(&$this, 'quote'), $row);
-					$row = array_map('trim', $row);
-				}
-
-				$row_string = 'INSERT INTO "'.trim($t).'" ("'.implode('","', $columns).'") VALUES ('.implode(',', $row).');';
-
-				unset($row);
-
-				$insert_rows[] = $row_string;
-			}
-
-			unset($obj_res);
-
-			$output_sql .= "\n\nSET TRANSACTION;\n".implode("\n", $insert_rows)."\nCOMMIT;";
-		}
-
-		return $output_sql;
-	}
 }
 // End of firebird_driver.php

sys/db/drivers/firebird/firebird_result.php

@@ -13,7 +13,10 @@
 // --------------------------------------------------------------------------
 
 /**
- * Firebird result class to emulate PDOStatement Class
+ * Firebird result class to emulate PDOStatement Class - only implements
+ * data-fetching methods
+ *
+ * @todo Implement more of the PDOStatement Class
  */
 class Firebird_Result {
 

sys/db/drivers/firebird/firebird_sql.php

@@ -7,7 +7,7 @@
  * @author 		Timothy J. Warren
  * @copyright	Copyright (c) 2012
  * @link 		https://github.com/aviat4ion/OpenSQLManager
- * @license 	http://philsturgeon.co.uk/code/dbad-license 
+ * @license 	http://philsturgeon.co.uk/code/dbad-license
  */
 
 // --------------------------------------------------------------------------
@@ -19,18 +19,18 @@ class Firebird_SQL extends DB_SQL {
 
 	/**
 	 * Convienience public function to generate sql for creating a db table
-	 * 
+	 *
-	 * @param string $name 
+	 * @param string $name
 	 * @param array $fields
 	 * @param array $constraints=array()
 	 * @param array $indexes=array()
-	 * 
+	 *
 	 * @return string
 	 */
 	public function create_table($name, $fields, array $constraints=array(), array $indexes=array())
 	{
 		$column_array = array();
-		
+
 		// Reorganize into an array indexed with column information
 		// Eg $column_array[$colname] = array(
 		// 		'type' => ...,
@@ -56,7 +56,7 @@ class Firebird_SQL extends DB_SQL {
 			}
 		}
 
-		// Join column definitons together 
+		// Join column definitons together
 		$columns = array();
 		foreach($column_array as $n => $props)
 		{
@@ -74,12 +74,12 @@ class Firebird_SQL extends DB_SQL {
 
 		return $sql;
 	}
-	
+
 	// --------------------------------------------------------------------------
 
 	/**
 	 * Drop the selected table
-	 * 
+	 *
 	 * @param string $name
 	 * @return string
 	 */
@@ -87,7 +87,7 @@ class Firebird_SQL extends DB_SQL {
 	{
 		return 'DROP TABLE "'.$name.'"';
 	}
-	
+
 	// --------------------------------------------------------------------------
 
 	/**
@@ -102,21 +102,21 @@ class Firebird_SQL extends DB_SQL {
 	{
 		// Keep the current sql string safe for a moment
 		$orig_sql = $sql;
-	
+
 		$sql = 'FIRST '. (int) $limit;
-		
+
 		if ($offset > 0)
 		{
 			$sql .= ' SKIP '. (int) $offset;
 		}
-		
+
 		$sql = preg_replace("`SELECT`i", "SELECT {$sql}", $orig_sql);
-		
+
 		return $sql;
-	} 
+	}
-	
+
 	// --------------------------------------------------------------------------
-	
+
 	/**
 	 * Random ordering keyword
 	 *
@@ -126,5 +126,88 @@ class Firebird_SQL extends DB_SQL {
 	{
 		return FALSE;
 	}
+
+	// --------------------------------------------------------------------------
+
+	/**
+	 * Create an SQL backup file for the current database's structure
+	 *
+	 * @return string
+	 */
+	public function backup_structure()
+	{
+		// @todo Implement Backup function
+		return '';
+	}
+
+	// --------------------------------------------------------------------------
+
+	/**
+	 * Create an SQL backup file for the current database's data
+	 *
+	 * @param array $exclude
+	 * @param bool $system_tables
+	 * @return string
+	 */
+	public function backup_data($exclude=array(), $system_tables=FALSE)
+	{
+		// Determine which tables to use
+		if($system_tables == TRUE)
+		{
+			$tables = array_merge($this->get_system_tables(), $this->get_tables());
+		}
+		else
+		{
+			$tables = $this->get_tables();
+		}
+
+		// Filter out the tables you don't want
+		if( ! empty($exclude))
+		{
+			$tables = array_diff($tables, $exclude);
+		}
+
+		$output_sql = '';
+
+		// Get the data for each object
+		foreach($tables as $t)
+		{
+			$sql = 'SELECT * FROM "'.trim($t).'"';
+			$res = $this->query($sql);
+			$obj_res = $this->fetchAll(PDO::FETCH_ASSOC);
+
+			unset($res);
+
+			// Nab the column names by getting the keys of the first row
+			$columns = @array_keys($obj_res[0]);
+
+			$insert_rows = array();
+
+			// Create the insert statements
+			foreach($obj_res as $row)
+			{
+				$row = array_values($row);
+
+				// Quote values as needed by type
+				if(stripos($t, 'RDB$') === FALSE)
+				{
+					$row = array_map(array(&$this, 'quote'), $row);
+					$row = array_map('trim', $row);
+				}
+
+				$row_string = 'INSERT INTO "'.trim($t).'" ("'.implode('","', $columns).'") VALUES ('.implode(',', $row).');';
+
+				unset($row);
+
+				$insert_rows[] = $row_string;
+			}
+
+			unset($obj_res);
+
+			$output_sql .= "\n\nSET TRANSACTION;\n".implode("\n", $insert_rows)."\nCOMMIT;";
+		}
+
+		return $output_sql;
+	}
 }
 //End of firebird_sql.php

sys/db/drivers/mysql/mysql_driver.php

@@ -176,32 +176,6 @@ class MySQL extends DB_PDO {
 
 	// --------------------------------------------------------------------------
 
-	/**
-	 * Create an SQL backup file for the current database's structure
-	 *
-	 * @return string
-	 */
-	public function backup_structure()
-	{
-		// @todo Implement Backup function
-		return '';
-	}
-
-	// --------------------------------------------------------------------------
-
-	/**
-	 * Create an SQL backup file for the current database's data
-	 *
-	 * @return string
-	 */
-	public function backup_data()
-	{
-		// @todo Implement Backup function
-		return '';
-	}
-
-	// --------------------------------------------------------------------------
-
 	/**
 	 * Surrounds the string with the databases identifier escape characters
 	 *

sys/db/drivers/mysql/mysql_sql.php

@@ -7,11 +7,11 @@
  * @author 		Timothy J. Warren
  * @copyright	Copyright (c) 2012
  * @link 		https://github.com/aviat4ion/OpenSQLManager
- * @license 	http://philsturgeon.co.uk/code/dbad-license 
+ * @license 	http://philsturgeon.co.uk/code/dbad-license
  */
 
 // --------------------------------------------------------------------------
- 
+
 /**
  * MySQL specifc SQL
  */
@@ -19,18 +19,18 @@ class MySQL_SQL extends DB_SQL{
 
  	/**
  	 * Convienience public function for creating a new MySQL table
- 	 * 
+ 	 *
  	 * @param [type] $name [description]
  	 * @param [type] $columns [description]
  	 * @param array $constraints=array() [description]
  	 * @param array $indexes=array() [description]
- 	 * 
+ 	 *
  	 * @return [type]
  	 */
 	public function create_table($name, $columns, array $constraints=array(), array $indexes=array())
 	{
 		$column_array = array();
-		
+
 		// Reorganize into an array indexed with column information
 		// Eg $column_array[$colname] = array(
 		// 		'type' => ...,
@@ -56,25 +56,25 @@ class MySQL_SQL extends DB_SQL{
 			}
 		}
 
-		// Join column definitons together 
+		// Join column definitons together
 		$columns = array();
 		foreach($column_array as $n => $props)
 		{
 			$n = trim($n, '`');
-		
+
 			$str = "`{$n}` ";
 			$str .= (isset($props['type'])) ? "{$props['type']} " : "";
 
 			$columns[] = $str;
 		}
-		
+
 		// Add constraints
 		foreach($column_array as $n => $props)
-		{			
+		{
 			if (isset($props['constraint']))
 			{
 				$columns[] = $props['constraint'];
-			}	
+			}
 		}
 
 		// Generate the sql for the creation of the table
@@ -84,12 +84,12 @@ class MySQL_SQL extends DB_SQL{
 
 		return $sql;
 	}
-	
+
 	// --------------------------------------------------------------------------
-	
+
 	/**
 	 * Convience public function for droping a MySQL table
-	 * 
+	 *
 	 * @param string $name
 	 * @return  string
 	 */
@@ -97,7 +97,7 @@ class MySQL_SQL extends DB_SQL{
 	{
 		return "DROP TABLE `{$name}`";
 	}
-	
+
 	// --------------------------------------------------------------------------
 
 	/**
@@ -117,9 +117,9 @@ class MySQL_SQL extends DB_SQL{
 
 		return $sql." LIMIT {$offset}, {$limit}";
 	}
-	
+
 	// --------------------------------------------------------------------------
-	
+
 	/**
 	 * Random ordering keyword
 	 *
@@ -128,6 +128,32 @@ class MySQL_SQL extends DB_SQL{
 	public function random()
 	{
 		return ' RAND()';
-	}	
+	}
+
+	// --------------------------------------------------------------------------
+
+	/**
+	 * Create an SQL backup file for the current database's structure
+	 *
+	 * @return string
+	 */
+	public function backup_structure()
+	{
+		// @todo Implement Backup function
+		return '';
+	}
+
+	// --------------------------------------------------------------------------
+
+	/**
+	 * Create an SQL backup file for the current database's data
+	 *
+	 * @return string
+	 */
+	public function backup_data()
+	{
+		// @todo Implement Backup function
+		return '';
+	}
 }
 //End of mysql_sql.php

sys/db/drivers/odbc/odbc_driver.php

@@ -161,31 +161,5 @@ class ODBC extends DB_PDO {
 	{
 		// @TODO: Implement
 	}
-
-	// --------------------------------------------------------------------------
-
-	/**
-	 * Create an SQL backup file for the current database's structure
-	 *
-	 * @return string
-	 */
-	public function backup_structure()
-	{
-		// Not applicable to ODBC
-		return '';
-	}
-
-	// --------------------------------------------------------------------------
-
-	/**
-	 * Create an SQL backup file for the current database's data
-	 *
-	 * @return string
-	 */
-	public function backup_data()
-	{
-		// Not applicable to ODBC
-		return '';
-	}
 }
 // End of odbc_driver.php

sys/db/drivers/odbc/odbc_sql.php

@@ -7,7 +7,7 @@
  * @author 		Timothy J. Warren
  * @copyright	Copyright (c) 2012
  * @link 		https://github.com/aviat4ion/OpenSQLManager
- * @license 	http://philsturgeon.co.uk/code/dbad-license 
+ * @license 	http://philsturgeon.co.uk/code/dbad-license
  */
 
  // --------------------------------------------------------------------------
@@ -35,7 +35,7 @@ class ODBC_SQL extends DB_SQL {
 	{
 		return "DROP TABLE {$name}";
 	}
-	
+
 	// --------------------------------------------------------------------------
 
 	/**
@@ -50,9 +50,9 @@ class ODBC_SQL extends DB_SQL {
 	{
 		return $sql;
 	}
-	
+
 	// --------------------------------------------------------------------------
-	
+
 	/**
 	 * Random ordering keyword
 	 *
@@ -62,5 +62,31 @@ class ODBC_SQL extends DB_SQL {
 	{
 		return FALSE;
 	}
+
+	// --------------------------------------------------------------------------
+
+	/**
+	 * Create an SQL backup file for the current database's structure
+	 *
+	 * @return string
+	 */
+	public function backup_structure()
+	{
+		// Not applicable to ODBC
+		return '';
+	}
+
+	// --------------------------------------------------------------------------
+
+	/**
+	 * Create an SQL backup file for the current database's data
+	 *
+	 * @return string
+	 */
+	public function backup_data()
+	{
+		// Not applicable to ODBC
+		return '';
+	}
 }
 // End of odbc_sql.php

sys/db/drivers/pgsql/pgsql_driver.php

@@ -254,31 +254,5 @@ SQL;
 	{
 		return (isset($this->statement)) ? $this->statement->rowCount : FALSE;
 	}
-
-	// --------------------------------------------------------------------------
-
-	/**
-	 * Create an SQL backup file for the current database's structure
-	 *
-	 * @return string
-	 */
-	public function backup_structure()
-	{
-		// @todo Implement Backup function
-		return '';
-	}
-
-	// --------------------------------------------------------------------------
-
-	/**
-	 * Create an SQL backup file for the current database's data
-	 *
-	 * @return string
-	 */
-	public function backup_data()
-	{
-		// @todo Implement Backup function
-		return '';
-	}
 }
 //End of pgsql_driver.php

sys/db/drivers/pgsql/pgsql_sql.php

@@ -7,7 +7,7 @@
  * @author 		Timothy J. Warren
  * @copyright	Copyright (c) 2012
  * @link 		https://github.com/aviat4ion/OpenSQLManager
- * @license 	http://philsturgeon.co.uk/code/dbad-license 
+ * @license 	http://philsturgeon.co.uk/code/dbad-license
  */
 
 // --------------------------------------------------------------------------
@@ -16,11 +16,11 @@
  * PostgreSQL specifc SQL
  */
 class pgSQL_SQL extends DB_SQL {
-	
+
 	public function create_table($name, $columns, array $constraints=array(), array $indexes=array())
 	{
 		$column_array = array();
-		
+
 		// Reorganize into an array indexed with column information
 		// Eg $column_array[$colname] = array(
 		// 		'type' => ...,
@@ -46,7 +46,7 @@ class pgSQL_SQL extends DB_SQL {
 			}
 		}
 
-		// Join column definitons together 
+		// Join column definitons together
 		$columns = array();
 		foreach($column_array as $n => $props)
 		{
@@ -64,14 +64,14 @@ class pgSQL_SQL extends DB_SQL {
 
 		return $sql;
 	}
-	
+
 	// --------------------------------------------------------------------------
 
 	public function delete_table($name)
 	{
 		return 'DROP TABLE "'.$name.'"';
 	}
-	
+
 	// --------------------------------------------------------------------------
 
 	/**
@@ -93,9 +93,9 @@ class pgSQL_SQL extends DB_SQL {
 
 		return $sql;
 	}
-	
+
 	// --------------------------------------------------------------------------
-	
+
 	/**
 	 * Random ordering keyword
 	 *
@@ -106,5 +106,31 @@ class pgSQL_SQL extends DB_SQL {
 		return ' RANDOM()';
 	}
 
+	// --------------------------------------------------------------------------
+
+	/**
+	 * Create an SQL backup file for the current database's structure
+	 *
+	 * @return string
+	 */
+	public function backup_structure()
+	{
+		// @todo Implement Backup function
+		return '';
+	}
+
+	// --------------------------------------------------------------------------
+
+	/**
+	 * Create an SQL backup file for the current database's data
+	 *
+	 * @return string
+	 */
+	public function backup_data()
+	{
+		// @todo Implement Backup function
+		return '';
+	}
+
 }
 //End of pgsql_manip.php

sys/db/drivers/sqlite/sqlite_driver.php

@@ -220,96 +220,5 @@ SQL;
 	{
 		return (isset($this->statement)) ? $this->statement->rowCount : FALSE;
 	}
-
-	// --------------------------------------------------------------------------
-
-	/**
-	 * Create an SQL backup file for the current database's structure
-	 *
-	 * @return string
-	 */
-	public function backup_structure()
-	{
-		// Fairly easy for SQLite...just query the master table
-		$sql = 'SELECT "sql" FROM "sqlite_master"';
-		$res = $this->query($sql);
-		$result = $res->fetchAll(PDO::FETCH_ASSOC);
-
-		$sql_array = array();
-
-		foreach($result as $r)
-		{
-			$sql_array[] = $r['sql'];
-		}
-
-		$sql_structure = implode("\n\n", $sql_array);
-
-		return $sql_structure;
-	}
-
-	// --------------------------------------------------------------------------
-
-	/**
-	 * Create an SQL backup file for the current database's data
-	 *
-	 * @param array $excluded
-	 * @return string
-	 */
-	public function backup_data($excluded=array())
-	{
-		// Get a list of all the objects
-		$sql = 'SELECT "name" FROM "sqlite_master"';
-
-		if( ! empty($excluded))
-		{
-			$sql .= ' WHERE NOT IN("'.implode('","', $excluded).'")';
-		}
-
-		$res = $this->query($sql);
-		$result = $res->fetchAll(PDO::FETCH_ASSOC);
-
-		unset($res);
-
-		$output_sql = '';
-
-		// Get the data for each object
-		foreach($result as $r)
-		{
-			$sql = 'SELECT * FROM "'.$r['name'].'"';
-			$res = $this->query($sql);
-			$obj_res = $res->fetchAll(PDO::FETCH_ASSOC);
-
-			unset($res);
-
-			// Nab the column names by getting the keys of the first row
-			$columns = array_keys($obj_res[0]);
-
-			$insert_rows = array();
-
-			// Create the insert statements
-			foreach($obj_res as $row)
-			{
-				$row = array_values($row);
-
-				// Quote values as needed by type
-				for($i=0, $icount=count($row); $i<$icount; $i++)
-				{
-					$row[$i] = (is_numeric($row[$i])) ? $row[$i] : $this->quote($row[$i]);
-				}
-
-				$row_string = 'INSERT INTO "'.$r['name'].'" ("'.implode('","', $columns).'") VALUES ('.implode(',', $row).');';
-
-				unset($row);
-
-				$insert_rows[] = $row_string;
-			}
-
-			unset($obj_res);
-
-			$output_sql .= "\n\n".implode("\n", $insert_rows);
-		}
-
-		return $output_sql;
-	}
 }
 //End of sqlite_driver.php

sys/db/drivers/sqlite/sqlite_sql.php

@@ -7,7 +7,7 @@
  * @author 		Timothy J. Warren
  * @copyright	Copyright (c) 2012
  * @link 		https://github.com/aviat4ion/OpenSQLManager
- * @license 	http://philsturgeon.co.uk/code/dbad-license 
+ * @license 	http://philsturgeon.co.uk/code/dbad-license
  */
 
 // --------------------------------------------------------------------------
@@ -19,7 +19,7 @@ class SQLite_SQL extends DB_SQL {
 
 	/**
 	 * Convenience public function to create a new table
-	 * 
+	 *
 	 * @param string $name //Name of the table
 	 * @param array $columns //columns as straight array and/or column => type pairs
 	 * @param array $constraints // column => constraint pairs
@@ -29,7 +29,7 @@ class SQLite_SQL extends DB_SQL {
 	public function create_table($name, $columns, array $constraints=array(), array $indexes=array())
 	{
 		$column_array = array();
-		
+
 		// Reorganize into an array indexed with column information
 		// Eg $column_array[$colname] = array(
 		// 		'type' => ...,
@@ -55,7 +55,7 @@ class SQLite_SQL extends DB_SQL {
 			}
 		}
 
-		// Join column definitons together 
+		// Join column definitons together
 		$columns = array();
 		foreach($column_array as $n => $props)
 		{
@@ -73,12 +73,12 @@ class SQLite_SQL extends DB_SQL {
 
 		return $sql;
 	}
-	
+
 	// --------------------------------------------------------------------------
 
 	/**
 	 * SQL to drop the specified table
-	 * 
+	 *
 	 * @param string $name
 	 * @return string
 	 */
@@ -86,7 +86,7 @@ class SQLite_SQL extends DB_SQL {
 	{
 		return 'DROP TABLE IF EXISTS "'.$name.'"';
 	}
-	
+
 	// --------------------------------------------------------------------------
 
 	/**
@@ -106,9 +106,9 @@ class SQLite_SQL extends DB_SQL {
 
 		return $sql." LIMIT {$offset}, {$limit}";
 	}
-	
+
 	// --------------------------------------------------------------------------
-	
+
 	/**
 	 * Random ordering keyword
 	 *
@@ -118,5 +118,96 @@ class SQLite_SQL extends DB_SQL {
 	{
 		return ' RANDOM()';
 	}
+
+	// --------------------------------------------------------------------------
+
+	/**
+	 * Create an SQL backup file for the current database's data
+	 *
+	 * @param array $excluded
+	 * @return string
+	 */
+	public function backup_data($excluded=array())
+	{
+		// Get a list of all the objects
+		$sql = 'SELECT "name" FROM "sqlite_master"';
+
+		if( ! empty($excluded))
+		{
+			$sql .= ' WHERE NOT IN("'.implode('","', $excluded).'")';
+		}
+
+		$res = $this->query($sql);
+		$result = $res->fetchAll(PDO::FETCH_ASSOC);
+
+		unset($res);
+
+		$output_sql = '';
+
+		// Get the data for each object
+		foreach($result as $r)
+		{
+			$sql = 'SELECT * FROM "'.$r['name'].'"';
+			$res = $this->query($sql);
+			$obj_res = $res->fetchAll(PDO::FETCH_ASSOC);
+
+			unset($res);
+
+			// Nab the column names by getting the keys of the first row
+			$columns = array_keys($obj_res[0]);
+
+			$insert_rows = array();
+
+			// Create the insert statements
+			foreach($obj_res as $row)
+			{
+				$row = array_values($row);
+
+				// Quote values as needed by type
+				for($i=0, $icount=count($row); $i<$icount; $i++)
+				{
+					$row[$i] = (is_numeric($row[$i])) ? $row[$i] : $this->quote($row[$i]);
+				}
+
+				$row_string = 'INSERT INTO "'.$r['name'].'" ("'.implode('","', $columns).'") VALUES ('.implode(',', $row).');';
+
+				unset($row);
+
+				$insert_rows[] = $row_string;
+			}
+
+			unset($obj_res);
+
+			$output_sql .= "\n\n".implode("\n", $insert_rows);
+		}
+
+		return $output_sql;
+	}
+
+	// --------------------------------------------------------------------------
+
+	/**
+	 * Create an SQL backup file for the current database's structure
+	 *
+	 * @return string
+	 */
+	public function backup_structure()
+	{
+		// Fairly easy for SQLite...just query the master table
+		$sql = 'SELECT "sql" FROM "sqlite_master"';
+		$res = $this->query($sql);
+		$result = $res->fetchAll(PDO::FETCH_ASSOC);
+
+		$sql_array = array();
+
+		foreach($result as $r)
+		{
+			$sql_array[] = $r['sql'];
+		}
+
+		$sql_structure = implode("\n\n", $sql_array);
+
+		return $sql_structure;
+	}
 }
 //End of sqlite_sql.php

sys/db/query_builder.php

@@ -80,7 +80,12 @@ class Query_Builder {
 		switch($dbtype)
 		{
 			default:
-				$dsn = "host={$params->host};dbname={$params->conn_db}";
+				$dsn = "dbname={$params->conn_db}";
+
+				if ( ! empty($params->host))
+				{
+					$dsn .= ";host={$params->host}";
+				}
 
 				if ( ! empty($params->port))
 				{
@@ -1079,8 +1084,6 @@ class Query_Builder {
 			break;
 		}
 
-		// echo $sql.'<br />';
-
 		return $sql;
 	}
 }

sys/windows/widgets/db_tabs.php

@@ -284,7 +284,19 @@ class DB_tabs extends GTKNotebook {
 		// Get the selected database
 		$new_db = $view->get(0);
 
-		
+		// Get existing connections
+		$conns = DB_REG::get_connections();
+
+		// Get connection info for existing connections
+		$conn_info = array();
+
+		foreach($conns as $c)
+		{
+			$conn_info[$c] = Settings::get_instance()->get_db($c);
+		}
+
+		// @todo figure out how to single out the current db connection
+
 
 	}
 }