343 lines
8.0 KiB
PHP
343 lines
8.0 KiB
PHP
<?php
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/**
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* OpenSQLManager
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*
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* Free Database manager for Open Source Databases
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*
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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/OpenSQLManager
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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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* Widget managing saved database connections
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*/
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class Connection_Sidebar extends GtkVBox {
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protected $settings, $menu, $treeview;
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private static $instance;
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/**
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* Return the current instance of the class
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*
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* @return Connection_Sidebar
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*/
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public static function &get_instance()
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{
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if( ! isset(self::$instance))
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{
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$name = __CLASS__;
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self::$instance = new $name();
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}
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return self::$instance;
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}
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// --------------------------------------------------------------------------
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/**
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* Constructor method
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*/
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public function __construct()
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{
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parent::__construct();
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$this->settings =& Settings::get_instance();
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$dblabel = new GtkLabel('Database Connections');
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$dblabel->set_alignment(0,0);
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$add_button = new GtkButton();
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$add_button->set_label("New Connnection");
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$add_button->set_image(GTKImage::new_from_stock(GTK::STOCK_ADD, Gtk::ICON_SIZE_SMALL_TOOLBAR));
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$add_button->connect_simple('clicked', array($this, 'new_conn'));
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$this->pack_start($dblabel, FALSE, FALSE);
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// Treeview to show database connections
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{
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// Render the treeview
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$this->_render();
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// Set up context menu event
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$this->treeview->connect('button-press-event', array($this, 'on_button'));
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$selection = $this->treeview->get_selection();
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$selection->set_mode(GTK::SELECTION_SINGLE);
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}
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$this->pack_start($this->treeview);
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$this->pack_start($add_button, FALSE);
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}
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// --------------------------------------------------------------------------
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/**
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* Renders the connection sidebar widget
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*/
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protected function _render()
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{
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// Create the treeview
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$this->treeview = (isset($this->treeview))
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? $this->treeview
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: new Data_Grid();
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$model = $this->treeview->get_model();
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// Add the existing connections to the model
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$db_conns = $this->settings->get_dbs();
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if( ! empty($db_conns))
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{
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foreach($db_conns as $name => $props)
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{
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if (is_array($props))
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{
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$props = array_to_object($props);
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}
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$db = $props;
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$db->name = $name;
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$iter = $model->append();
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$model->set($iter, 0, $db);
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}
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}
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// Icon column
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$cell_renderer = new GtkCellRendererPixbuf();
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$this->treeview->insert_column_with_data_func(0, 'Type', $cell_renderer, array($this, 'set_icon'));
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// Label column
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$cell_renderer = new GtkCellRendererText();
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$this->treeview->insert_column_with_data_func(1, 'Connection name', $cell_renderer, array($this, 'set_label'));
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// Status column
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$cell_renderer = new GtkCellRendererPixbuf();
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$this->treeview->insert_column_with_data_func(2, 'Status', $cell_renderer, array($this, 'set_status_icon'));
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}
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// --------------------------------------------------------------------------
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/**
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* Sets the icon for the current db type
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*
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* @param GtkTreeView Column $col
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* @param GtkCellRenderer $cell
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* @param GtkTreeModel $this->model
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* @param GtkTreeIter $iter
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*/
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public function set_icon($col, $cell, $model, $iter)
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{
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$col->set_reorderable(TRUE);
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$info = $model->get_value($iter, 0);
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$db_type = strtolower($info->type);
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$img_file = BASE_DIR."/images/{$db_type}-logo-32.png";
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if(is_file($img_file))
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{
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$cell->set_property('pixbuf', GdkPixbuf::new_from_file($img_file));
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}
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else
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{
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// Load an empty image if the db image doesn't exist
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$img = new GtkImage();
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$cell->set_property('pixbuf', $img->get_pixbuf());
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}
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}
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// --------------------------------------------------------------------------
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/**
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* Sets the label of the current db connection
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*
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* @param GtkTreeViewColumn $col
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* @param GtkCellRenderer $cell
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* @param GtkTreeModel $this->model
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* @param GtkTreeIter $iter
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*/
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public function set_label($col, $cell, $model, $iter)
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{
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$col->set_reorderable(TRUE);
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$info = $model->get_value($iter, 0);
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$cell->set_property('text', $info->name);
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}
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// --------------------------------------------------------------------------
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/**
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* Sets the status icon of the current db connection
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*
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* @param GtkTreeViewColumn $col
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* @param GtkCellRenderer $cell
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* @param GtkTreeModel $model
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* @param GtkTreeIter $iter
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*/
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public function set_status_icon($col, $cell, $model, $iter)
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{
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}
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// --------------------------------------------------------------------------
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/**
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* Returns window for creating a new database connection
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*
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* @return Add_DB object
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*/
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public function new_conn()
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{
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return new Add_DB();
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}
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// --------------------------------------------------------------------------
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/**
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* Event for mouse clicks on connection sidebar
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*
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* @param GtkTreeView $view
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* @param $event
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* @return void
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*/
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public function on_button($view, $event)
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{
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if ($event->button !== 3 || empty($view))
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{
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return;
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}
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// Right click
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if ($event->button == 3)
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{
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// get the row and column
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$path_array = $view->get_path_at_pos($event->x, $event->y);
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$col = $path_array[1];
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// Don't try to get values for an item that doesn't exist. Instead, return,
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// so that the program doesn't crash because someone thought it funny
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// to click on the empty area of the treeview.
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if(empty($col))
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{
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return;
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}
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}
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$this->menu = $this->conn_popup_menu($path_array);
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}
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// --------------------------------------------------------------------------
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/**
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* Creates and displays a context menu for the selected connection
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*
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* @param array $all
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* @return void
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*/
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public function conn_popup_menu($all)
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{
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$this->menu = new GtkMenu();
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// Set up menu items
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{
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$connect = new GtkImageMenuItem('Connect');
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$connect->set_image(GtkImage::new_from_stock(GTK::STOCK_CONNECT, GTK::ICON_SIZE_MENU));
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$connect->connect_simple('activate', array($this, 'db_connect'));
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$this->menu->append($connect);
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$edit = new GtkImageMenuItem('Edit Connection');
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$edit->set_image(GtkImage::new_from_stock(GTK::STOCK_EDIT, GTK::ICON_SIZE_MENU));
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$edit->connect_simple('activate', array($this, 'edit_connection'));
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$this->menu->append($edit);
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$remove = new GtkImageMenuItem('Delete Connection');
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$remove->set_image(GtkImage::new_from_stock(GTK::STOCK_CANCEL, Gtk::ICON_SIZE_MENU));
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$remove->connect_simple('activate', array($this, 'remove_connection'), $all);
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$this->menu->append($remove);
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}
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// Popup the menu
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$this->menu->show_all();
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$this->menu->popup();
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}
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// --------------------------------------------------------------------------
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/**
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* Recreate sidebar widget to update connections
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*/
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public function refresh()
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{
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$this->treeview->reset();
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$this->_render();
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}
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// --------------------------------------------------------------------------
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/**
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* Update the connection information for an existing connection
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*/
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public function edit_connection()
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{
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return new Edit_Db($this->treeview->get(0));
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}
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// --------------------------------------------------------------------------
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/**
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* Remove a connection from the connection manager
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*
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* @return void
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*/
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public function remove_connection()
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{
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if ( ! confirm("Are you sure you want to remove this database connection?"))
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{
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return;
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}
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// Get the data from the model for the current selection
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$data = $this->treeview->get(0);
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// Remove the connection from the settings
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$this->settings->remove_db($data->name);
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// Refresh the sidebar
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$this->refresh();
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}
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// --------------------------------------------------------------------------
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/**
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* Create connection to a database
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*
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* @param string $name
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* @return void
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*/
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public function db_connect()
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{
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$data = $this->treeview->get(0);
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// Make sure to catch connection exceptions
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try
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{
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$conn =& DB_Reg::get_db($data->name);
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}
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catch(PDOException $e)
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{
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error("Could not connect to database:\n". $e->getMessage());
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return;
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}
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DB_Tabs::get_instance()->get_db_tabs($conn);
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}
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}
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// End of connection_sidebar.php
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