Implemented quote and backup_data methods in firebird driver

databases/firebird.php

@@ -306,6 +306,24 @@ SQL;
 
 	// --------------------------------------------------------------------------
 
+	/**
+	 * Method to emulate PDO->quote
+	 * 
+	 * @param string $str
+	 * @return string
+	 */
+	public function quote($str)
+	{
+		if(is_numeric($str))
+		{
+			return $str;
+		}
+
+		return "'".str_replace("'", "''", $str)."'";
+	}
+	
+	// --------------------------------------------------------------------------
+	
 	/**
 	 * Bind a prepared query with arguments for executing
 	 *
@@ -342,8 +360,48 @@ SQL;
 	 */
 	public function backup_data()
 	{
-		// @todo Implement Backup function
-		return '';
+		$tables = $this->get_tables();
+
+		$output_sql = '';
+		
+		// Get the data for each object
+		foreach($table 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 firebird.php

databases/sqlite.php

@@ -171,12 +171,19 @@ SQL;
 	/**
 	 * Create an SQL backup file for the current database's data
 	 *
+	 * @param array $excluded
 	 * @return string
 	 */
-	public function backup_data()
+	public function backup_data($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);
 		
@@ -218,7 +225,7 @@ SQL;
 			
 			unset($obj_res);
 			
-			$output_sql = implode("\n", $insert_rows);
+			$output_sql .= "\n\n".implode("\n", $insert_rows);
 		}
 		
 		return $output_sql;

tests/databases/firebird.php

@@ -118,6 +118,8 @@ SQL;
 
 	function TestDeleteTable()
 	{
+		?><pre><?= $this->db->backup_data(); ?></pre><?php
+
 		//Attempt to delete the table
 		$sql = $this->db->manip->delete_table('create_test');
 		$this->db->query($sql);