index.php

<?php
/**
  *
  * Squerly - Index
  *
  * @author Eric Perez <ericperez@squerly.net>
  * @copyright (c)2012-2013 Squerly contributors (Eric Perez, et al.)
  * @license GNU General Public License, version 3 or later
  * @license http://opensource.org/licenses/gpl-3.0.html
  * @link http://www.squerly.net
  *
  */

//Check to make sure PHP version 5.3.7 or higher is being used; bail if not
if(version_compare(phpversion(), '5.3.7', '<')) { die('ERROR: Squerly requires PHP 5.3.7 or higher to run.'); }

require_once __DIR__ . '/lib/base.php'; //Fat-Free Framework (F3) core code
require_once __DIR__ . '/config/squerly.config.php'; //Squerly configuration settings
require_once __DIR__ . '/vendor/autoload.php'; //Composer package management/autoloading

//Fat-Free Framework vars
F3::set('TEMP', 'tmp/');
F3::set('IMPORTS', 'views/');
F3::set('UI', 'views/'); //Path to UI/Views
F3::set('AUTOLOAD', '
  lib/,
  models/,
  controllers/,
  helpers/,
  helpers/export/,
  helpers/transform/,
  forms/,
  vendor/,
  vendor/php_kml/,
  vendor/phpseclib/,
  vendor/PHPLinq/
');

//Workaround for undefined 'gettext'/_() method (disables any non-default translations)
//@see http://www.php.net/manual/en/gettext.installation.php
//TODO: add 'extension=gettext.so' to php.ini
if(!function_exists('_')) {
  function _($input) {
    return $input;
  }
}

//Choose a SQLite database to use based on the 'instance' specified in the URL path
//TODO: flesh this out so that it supports other database types besides SQLite
$request_uri = $_SERVER['REQUEST_URI'];
$uri_pieces = explode('/', $request_uri);
$instance = preg_replace('/[^A-Za-z0-9_]/', '', $uri_pieces[1]);
$sqlite_filename = "data/{$instance}.sqlite";
if(!file_exists(__DIR__ . DIRECTORY_SEPARATOR . $sqlite_filename)) { F3::error(500, 'There is no Squerly instance configured at this address. Make sure you have the correct URL.'); }
F3::set('DB',
  new DB(
    "sqlite:{$sqlite_filename}", //DB Connection string/DSN
    '', //Username
    ''  //Password
  )
);

//Array of data models that may be accessed through the CRUD routing interface
//Format: 'Friendly Name' => 'model name'
F3::set('CRUD_TABLE_WHITELIST', CRUD_Helper::$model_whitelist);

Route::loadAll(); //Load all the application routes
Report_DB_Connection::loadAll(); //Load all the reporting database connections

//Determine if a simple bootstrap is required or a full application load
if(!isset($bootstrap_only) || (isset($bootstrap_only) && !$bootstrap_only)) { 
  Crud_Controller::init();
  session_start();
  F3::run();
}