Miscellaneous Bug Fixes

index.php

@@ -81,7 +81,7 @@ function exception_error_handler($errno, $errstr, $errfile, $errline)
 {
     throw new ErrorException($errstr, 0, $errno, $errfile, $errline);
 }
-set_error_handler("exception_error_handler", -1);
+set_error_handler("exception_error_handler");
 
 // --------------------------------------------------------------------------
 

sys/common/settings.php

@@ -123,6 +123,12 @@ class Settings {
 	 */
 	public function add_db($name, $params)
 	{
+		// Return on bad data
+		if (empty($name) || empty($params))
+		{
+			return FALSE;
+		}
+
 		if( ! isset($this->current->dbs->{$name}))
 		{
 			$params['name'] = $name;
@@ -148,6 +154,12 @@ class Settings {
 	 */
 	public function edit_db($name, $params)
 	{
+		// Return on bad data
+		if (empty($name) || empty($params))
+		{
+			return FALSE;
+		}
+		
 		if (isset($this->current->dbs->{$name}) && ($name === $params['name']))
 		{
 			$this->current->dbs->{$name} = $params;

sys/db/db_pdo.php

@@ -30,6 +30,8 @@ abstract class DB_PDO extends PDO {
 	public function __construct($dsn, $username=NULL, $password=NULL, $driver_options=array())
 	{
 		parent::__construct($dsn, $username, $password, $driver_options);
+
+		$this->setAttribute(PDO::ATTR_ERRMODE, PDO::ERRMODE_EXCEPTION);
 	}
 
 	// -------------------------------------------------------------------------

sys/db/drivers/sqlite/sqlite_sql.php

@@ -270,16 +270,11 @@ SQL;
 	/**
 	 * Returns sql to list triggers
 	 *
-	 * @return string
+	 * @return FALSE
 	 */
 	public function trigger_list()
 	{
-		return <<<SQL
-			SELECT *
-			FROM "information_schema"."triggers"
-			WHERE "trigger_schema" NOT IN
-				('pg_catalog', 'information_schema')
-SQL;
+		return FALSE;
 	}
 
 	// --------------------------------------------------------------------------

sys/windows/widgets/connection_sidebar.php

@@ -257,6 +257,13 @@ class Connection_Sidebar extends GtkVBox {
 		$data = $this->treeview->get(0);
 		$conns = DB_Reg::get_connections();
 
+		// Don't try to set up popup menu
+		// on ambiguous areas
+		if ( ! is_object($data))
+		{
+			return;
+		}
+
 		// Set up menu items
 		{
 			// Show disconnect

sys/windows/widgets/data_grid.php

@@ -49,6 +49,12 @@ class Data_Grid extends GtkTreeView {
 		// Get the model and iterator for the selected row
 		list($model, $iter) = $sel->get_selected();
 
+		// Return on lack of $iter
+		if (is_null($iter))
+		{
+			return;
+		}
+
 		// Get the data from the model
 		return $model->get_value($iter, $pos);
 	}

sys/windows/widgets/db_info_widget.php

@@ -121,8 +121,16 @@ class DB_Info_Widget extends GtkTable {
 				$this->db_file->set_filename($db->file);
 			}
 
+			// Re-populate the text fields with their actual values
+			// This seems to work around a PHP-GTK bug...it SHOULD work
+			// to set them the first time...
+			$this->conn->set_text($db->name);
+			$this->host->set_text($db->host);
+			$this->user->set_text($db->user);
 			$this->pass->set_text($db->pass);
 			$this->conn_db->set_text($db->conn_db);
+			$this->port->set_text($db->port);
+
 		}
 	}
 
@@ -356,14 +364,18 @@ class DB_Info_Widget extends GtkTable {
 			'name' => $this->conn->get_text(),
 		);
 
-		$this->settings->add_db($data['name'], $data);
+		$res = $this->settings->add_db($data['name'], $data);
+
+		if ( ! $res)
+		{
+			error("Failed to add database - Connection information invalid");
+		}
 
 		// Pass to connection sidebar to update
 		Connection_Sidebar::get_instance()->refresh();
 
 		// Destroy the parent window
-		$parent_window =& $this->get_parent_window();
-
+		$parent_window = $this->get_parent_window();
 		$parent_window->destroy();
 	}
 
@@ -399,8 +411,7 @@ class DB_Info_Widget extends GtkTable {
 		Connection_Sidebar::get_instance()->refresh();
 
 		// Destroy the parent window
-		$parent_window =& $this->get_parent_window();
-
+		$parent_window = $this->get_parent_window();
 		$parent_window->destroy();
 	}
 
@@ -426,6 +437,7 @@ class DB_Info_Widget extends GtkTable {
 		// silly user input.
 		if( empty($params->type))
 		{
+			error("Failed to connect - Invalid connection settings");
 			return;
 		}