542 lines
12 KiB
PHP
542 lines
12 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 for adding / editing database connections
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*/
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class DB_Info_Widget extends GtkTable {
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/**
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* Alias to Settings::get_instance
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* @var Settings
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*/
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private $settings;
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/**
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* Fields
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*/
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protected $conn,
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$conn_db,
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$dbtype,
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$host,
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$user,
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$pass,
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$database,
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$db_file,
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$port,
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$old_conn;
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/**
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* Labels
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*/
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protected $lblconn,
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$lblconn_db,
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$lbldbtype,
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$lblhost,
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$lbluser,
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$lblpass,
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$lbldatabase,
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$lbldb_file,
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$lblport;
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/**
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* No params = add, params = edit
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*
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* @param object $db
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*/
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public function __construct($db=null)
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{
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parent::__construct();
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$this->settings =& Settings::get_instance();
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if (is_null($db))
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{
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$db = new StdClass();
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$db->name = '';
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$db->host = '';
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$db->user = '';
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$db->pass = '';
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$db->port = '';
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$db->conn_db = '';
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$db->type = '';
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$db->file = NULL;
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}
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// Set up the form elements, with default values
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$this->conn = new GtkEntry();
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$this->host = new GtkEntry();
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$this->user = new GtkEntry();
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$this->pass = new GtkEntry();
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$this->port = new GtkEntry();
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$this->conn_db = new GtkEntry();
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$this->dbtype = GtkComboBox::new_text();
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$this->db_file = new GtkFileChooserButton("Select a database file",
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Gtk::FILE_CHOOSER_ACTION_OPEN);
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// Populate the available database types
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$db_types = $this->get_available_dbs();
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foreach($db_types as $t)
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{
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$this->dbtype->append_text($t);
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}
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$lower_db_types = array_map('strtolower', $db_types);
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// Populate the text fields with default values
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$this->conn->set_text($db->name);
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$this->host->set_text($db->host);
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$this->user->set_text($db->user);
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$this->pass->set_text($db->pass);
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$this->conn_db->set_text($db->conn_db);
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$this->port->set_text($db->port);
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// Layout the table
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$this->layout();
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// Select the proper db type if editing
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if ( ! empty($db->type))
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{
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// Set the old conn variable for editing
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$this->old_conn = $db->name;
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$dbtype = strtolower($db->type);
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// Set the db type based on the current connection
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$this->dbtype->set_active(array_search($dbtype, $lower_db_types));
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// Set default path
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if ( ! empty($db->file))
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{
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$this->db_file->set_filename($db->file);
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}
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// Re-populate the text fields with their actual values
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// This seems to work around a PHP-GTK bug...it SHOULD work
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// to set them the first time...
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$this->conn->set_text($db->name);
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$this->host->set_text($db->host);
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$this->user->set_text($db->user);
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$this->pass->set_text($db->pass);
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$this->conn_db->set_text($db->conn_db);
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$this->port->set_text($db->port);
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}
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}
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// --------------------------------------------------------------------------
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/**
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* Table layout
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*/
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public function layout()
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{
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// Reset defaults when changing db types
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$this->dbtype->connect_simple("changed", array($this, "change_db"));
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//Table attach
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//$tbl->attach(left_start, right_stop, top_start, bottom_stop)
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// Placeholder vars for y values, so that rows can be
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// easily moved
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$y1 = -1;
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$y2 = 0;
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// Connection name
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{
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$this->_add_row("Connection name", 'conn', $y1, $y2);
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}
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// Database type
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{
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$dbtypelbl = new GtkLabel("Database Type");
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$typealign = new GtkAlignment(0, 0.5, 0, 0);
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$typealign->add($dbtypelbl);
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$this->attach($typealign, 0, 1, ++$y1, ++$y2);
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$this->attach($this->dbtype, 1, 2, $y1, $y2);
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}
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// DB File
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{
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$this->_add_row("Database File", 'db_file', $y1, $y2);
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}
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// First Db
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{
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$this->_add_row("Database Name", 'conn_db', $y1, $y2);
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}
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// Host
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{
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$this->_add_row("Host", 'host', $y1, $y2);
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}
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// Port
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{
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$this->_add_row("Port", 'port', $y1, $y2);
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}
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// Username
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{
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$this->_add_row("User", 'user', $y1, $y2);
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}
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// Password
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{
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$this->_add_row("Password", 'pass', $y1, $y2);
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}
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// Add/Edit connection button
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{
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$conn_name = $this->conn->get_text();
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$caption = (empty($conn_name)) ? 'Add Connection' : 'Update Connection';
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$add_button = new GtkButton();
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$add_button->set_label($caption);
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( ! empty($conn_name))
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? $add_button->set_image(GTKImage::new_from_stock(GTK::STOCK_SAVE,
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GTK::ICON_SIZE_SMALL_TOOLBAR))
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: $add_button->set_image(GTKImage::new_from_stock(GTK::STOCK_ADD,
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Gtk::ICON_SIZE_SMALL_TOOLBAR));
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$this->attach($add_button, 0, 1, ++$y1, ++$y2);
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if ( ! empty($conn_name))
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{
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$add_button->connect_simple("clicked", array($this, 'db_edit'));
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}
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else
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{
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$add_button->connect_simple("clicked", array($this, 'db_add'));
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}
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}
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// Test connection button
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{
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$test_button = new GtkButton();
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$test_button->set_label("Test Connection");
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$this->attach($test_button, 1, 2, $y1, $y2);
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$test_button->connect_simple("clicked", array($this, 'test_conn'));
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}
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}
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// --------------------------------------------------------------------------
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/**
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* Set defaults for new database type
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*
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* @return void
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*/
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public function change_db()
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{
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$new_db = $this->dbtype->get_active_text();
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// Reset
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$this->host->set_text('127.0.0.1');
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$this->db_file->set_filename(NULL);
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$this->port->show();
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$this->lblport->show();
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$this->db_file->hide();
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$this->lbldb_file->hide();
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$this->host->show();
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$this->lblhost->show();
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$this->user->set_text('');
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$this->pass->set_text('');
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$this->port->set_text('');
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$this->conn_db->set_text('');
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$this->conn_db->show();
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$this->lblconn_db->show();
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switch($new_db)
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{
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default:
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break;
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case "MySQL":
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$this->user->set_text('root');
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$this->port->set_text(3306);
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break;
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case "PostgreSQL":
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$this->user->set_text('postgres');
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$this->port->set_text(5432);
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break;
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case "Firebird":
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$this->user->set_text('sysdba');
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$this->pass->set_text('masterkey');
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$this->lbldb_file->show();
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$this->db_file->show();
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$this->conn_db->hide();
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$this->lblconn_db->hide();
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break;
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case "ODBC":
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$this->lbldb_file->show();
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$this->db_file->show();
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break;
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case "SQLite":
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$this->lbldb_file->show();
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$this->db_file->show();
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$this->port->hide();
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$this->lblport->hide();
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$this->host->hide();
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$this->lblhost->hide();
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$this->conn_db->hide();
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$this->lblconn_db->hide();
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break;
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}
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}
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// --------------------------------------------------------------------------
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/**
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* Like change_db function, but save current values
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*
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* @return void
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*/
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public function set_db()
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{
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$dbtype = strtolower($this->dbtype->get_active_text());
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// Reset
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$this->db_file->hide();
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$this->lbldb_file->hide();
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switch($dbtype)
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{
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default:
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break;
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case "firebird":
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$this->lbldb_file->show();
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$this->db_file->show();
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$this->conn_db->hide();
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$this->lblconn_db->hide();
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break;
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case "odbc":
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$this->lbldb_file->show();
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$this->db_file->show();
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break;
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case "sqlite":
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$this->lbldb_file->show();
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$this->db_file->show();
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$this->port->hide();
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$this->lblport->hide();
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$this->host->hide();
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$this->lblhost->hide();
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$this->conn_db->hide();
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$this->lblconn_db->hide();
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break;
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}
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}
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// --------------------------------------------------------------------------
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/**
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* Adds the database to the settings file
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*/
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public function db_add()
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{
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$data = array(
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'type' => strtolower($this->dbtype->get_active_text()),
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'host' => $this->host->get_text(),
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'user' => $this->user->get_text(),
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'pass' => $this->pass->get_text(),
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'port' => $this->port->get_text(),
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'file' => $this->db_file->get_filename(),
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'conn_db' => $this->conn_db->get_text(),
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'name' => $this->conn->get_text(),
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);
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$res = $this->settings->add_db($data['name'], $data);
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if ($res === FALSE)
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{
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error("Failed to add database - Connection information invalid");
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}
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// Pass to connection sidebar to update
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Connection_Sidebar::get_instance()->refresh();
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// Destroy the parent window
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$parent_window = $this->get_parent_window();
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$parent_window->destroy();
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}
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// --------------------------------------------------------------------------
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/**
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* Edit an existing database connection
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*/
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public function db_edit()
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{
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$data = array(
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'type' => strtolower($this->dbtype->get_active_text()),
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'host' => $this->host->get_text(),
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'user' => $this->user->get_text(),
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'pass' => $this->pass->get_text(),
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'port' => $this->port->get_text(),
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'file' => $this->db_file->get_filename(),
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'conn_db' => $this->conn_db->get_text(),
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'name' => $this->conn->get_text(),
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);
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if ($this->settings->edit_db($this->old_conn, $data))
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{
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// Let the user know the connection has been updated
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alert("Changes to database connection have been saved");
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}
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else
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{
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error("Error saving changes");
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}
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// Pass to connection sidebar to update
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Connection_Sidebar::get_instance()->refresh();
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// Destroy the parent window
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$parent_window = $this->get_parent_window();
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$parent_window->destroy();
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}
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// --------------------------------------------------------------------------
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/**
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* Test a db connection, and display a popup with the result of the test
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*/
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public function test_conn()
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{
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$params = new stdClass();
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$params->type = strtolower($this->dbtype->get_active_text());
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$params->host = $this->host->get_text();
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$params->user = $this->user->get_text();
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$params->pass = $this->pass->get_text();
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$params->port = $this->port->get_text();
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$params->file = $this->db_file->get_filename();
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$params->conn_db = $this->conn_db->get_text();
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// Return early if a db type isn't selected.
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// Better to bail out then crash because of
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// silly user input.
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if( empty($params->type))
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{
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error("Failed to connect - Invalid connection settings");
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return;
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}
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// Catch connection exceptions, and
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// display the error message to the
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// user so they can edit the db
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// parameters
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try
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{
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new Query_Builder($params);
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}
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catch (PDOException $e)
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{
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error("Error connecting to database: \n\n" . $e->getMessage());
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return;
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}
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// Successful Connection?
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// Tell the user!
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alert("Successfully Connected.");
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}
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// --------------------------------------------------------------------------
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/**
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* Checks what database drivers are available
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*
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* @return array
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*/
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public function get_available_dbs()
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{
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$drivers = array();
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// Check if there is pdo support
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if( ! function_exists('pdo_drivers'))
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{
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return FALSE;
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}
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$pdo_drivers = pdo_drivers();
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// Add PDO drivers
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foreach($pdo_drivers as $d)
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{
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// Skip sqlite2 as opposed to sqlite3
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if($d === 'sqlite2' && (in_array('sqlite', $pdo_drivers) || in_array('sqlite3', $pdo_drivers)))
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{
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continue;
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}
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// Use the ibase_functions over PDO::Firebird, at least for now
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if($d === 'firebird')
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{
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continue;
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}
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// Replace default capitalization with something that looks better.
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$d = str_replace("sql", "SQL", $d);
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$d = str_ireplace("pg", "Postgre", $d);
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$d = str_ireplace("odbc", "ODBC", $d);
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$d = ucfirst($d);
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$drivers[] = $d;
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}
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// Add firebird support, if exists
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if(function_exists('fbird_connect') && ! in_array('firebird', $pdo_drivers))
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{
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$drivers[] = "Firebird";
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}
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sort($drivers);
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return $drivers;
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}
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// --------------------------------------------------------------------------
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/**
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* Simple helper function for adding a row to the GtkTable
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*
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* @param GtkTable &$table
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* @param string $label
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* @param string $vname
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* @param int &$y1
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* @param int &$y2
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*/
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private function _add_row($label, $vname, &$y1, &$y2)
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{
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$lbl = 'lbl'.$vname;
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$this->$lbl = new GtkLabel($label);
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$lblalign = new GtkAlignment(0, 0.5, 0, 0);
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$lblalign->add($this->$lbl);
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$vname =& $this->$vname;
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$this->attach($lblalign, 0, 1, ++$y1, ++$y2);
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$this->attach($vname, 1, 2, $y1, $y2);
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}
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}
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// End of db_info_widget.php
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