/**
*
* Return URI instance
*
* @access public
*
* @return object
*
*/
public static function getInstance()
{
if (is_null(self::$instance)) {
self::$instance = new uri();
}
return self::$instance;
}
function __construct($config = array())
{
parent::__construct();
$name = Uri::instance()->segment(1, Kohana::config('controls.default_controller'));
$setup = Kohana::config('controls.' . $name);
if ($setup != false) {
$this->setup = $setup;
} else {
$this->setup = array();
$this->setup['name'] = $name;
$this->setup['model'] = inflector::singular($name);
$this->setup['table'] = $name;
$this->setup['view'] = 'standard';
}
$this->name = $this->setup['name'];
$this->set_listeners();
}
public function get_page()
{
$c = URI::instance()->segment(1, 'page');
if ($c != 'page' and $c != 'auth') {
return $c;
}
$p = Uri::instance()->segment(2, 'home');
$pos = strrpos($p, '.');
if ($pos !== false) {
$p = substr($p, 0, $pos);
}
return $p;
}
/**
* Loads URI and Input objects into the controller.
* Check if the requested environment supports by the system.
* @throws Exception_Exido
*/
public function __construct()
{
// Check environment
if (!in_array(EXIDO_ENVIRONMENT_NAME, $this->_envs)) {
throw new Exception_Exido('The requested environment %s does not supported by the system', array(EXIDO_ENVIRONMENT_NAME));
}
// URI should always be available
$this->uri = Uri::instance();
// Input should always be available
$this->input = Input::instance();
// Init a model loader object
$this->_model = Registry::factory('Model');
// Input should always be available
$this->view = View::instance();
// Session object
$this->session = Registry::factory('Session');
// Init layout view object
$this->_viewLayout = Registry::factory('View_Layout');
// Init action view object
$this->_viewAction = Registry::factory('View_Action');
// Get active components
$this->_components = $this->model('Model_Component')->getActiveComponents();
// Get session data
$_user_key = $this->_getCurrentUser();
// If current user is unknown so we should start guest session
if (empty($_user_key)) {
// Guest session id
$_user_key = '5627a272bf2563cee5877539bd906e7cc3eb33afcefe2b570a08906f9a34ae48';
}
if ($r = $this->model('Model_User')->getUserByUniqueKey($_user_key)) {
$this->_system_user = array('user_id' => $r->getUser_id(), 'user_name' => $r->getUser_name(), 'password' => $r->getPassword(), 'user_email' => $r->getUser_email(), 'owner_id' => $r->getOwner_id(), 'owner_name' => $r->getOwner_name(), 'group_id' => $r->getGroup_id(), 'group_name' => $r->getGroup_name(), 'role_name' => $r->getRole_key(), 'permissions' => array('owner' => $r->getPermissions_owner(), 'group' => $r->getPermissions_group(), 'other' => $r->getPermissions_other()), 'is_enabled' => $r->getIs_enabled(), 'is_dropped' => $r->getIs_dropped(), 'is_system' => $r->getIs_system());
// User constants
define('@SU.GROUP_ID', $r->getGroup_id());
define('@SU.GROUP_NAME', $r->getGroup_name());
define('@SU.USER_ID', $r->getUser_id());
define('@SU.USER_NAME', $r->getUser_name());
$this->_system_user_access = $this->model('Model_User')->getUserAccess($r->getUser_id(), EXIDO_ENVIRONMENT_NAME);
$this->session->set('system_user', $_user_key);
}
}
/**
* render an image from a title
*
* @return void
* @author Andy Bennett
*/
function render()
{
$c = Uri::instance()->segment(2, 'default');
$config = Kohana::config('image_title.' . $c);
if (!is_array($config)) {
die('config error');
}
$using_ie6 = strpos($_SERVER['HTTP_USER_AGENT'], 'MSIE 6.') !== FALSE;
$id = md5(serialize($_GET));
$path = APPPATH . 'cache/images/titles/' . $id . '-' . ($using_ie6 ? '8b' : '24b') . '.png';
if (!file_exists($path) or !Kohana::config('image_title.cache')) {
$image_width = Kohana::instance()->input->get('width', false);
$font_size = Kohana::instance()->input->get('size', false);
if ($image_width == false) {
$image_width = $config['width'];
}
if ($font_size == false) {
$font_size = $config['size'];
}
$title = Kohana::instance()->input->get('title');
$font_size = $font_size * 4;
if ($title == false) {
$title = 'Hello World!';
}
if ($image_width == false) {
$image_width = strlen($title) * $font_size;
} else {
$image_width = $image_width * 4;
}
$fw = $font_size * 0.6;
$w = floor($image_width / $fw);
$title = wordwrap($title, $w, "\n");
$c = count(explode("\n", $title));
$image_height = $font_size * 1.5 * $c;
$font_path = Kohana::find_file('fonts', $config['font'], TRUE, $config['format']);
// Check GD lib support
$freetype = FALSE;
if (function_exists('gd_info')) {
$libspecs = gd_info();
$gif_create = $libspecs['GIF Create Support'];
$jpg_support = (isset($libspecs['JPEG Support']) && $libspecs['JPEG Support'] or isset($libspecs['JPG Support']) && $libspecs['JPG Support']);
$png_support = $libspecs['PNG Support'];
$freetype = $libspecs['FreeType Support'];
}
$jpg_support = $jpg_support ? $jpg_support : imagetypes() & IMG_JPG;
$png_support = $png_support ? $png_support : imagetypes() & IMG_PNG;
if (!$jpg_support and !$png_support or !function_exists('imagetypes')) {
Kohana::log('error', 'GD library is not installed');
exit;
}
$w = $image_width / 4;
$h = $image_height / 4;
// Creates the image
if (function_exists('imagecreatetruecolor') and !$using_ie6) {
$new_image = imageCreateTrueColor($image_width, $image_height);
$final_image = imageCreateTrueColor($w, $h);
} else {
$final_image = imageCreate($w, $h);
$new_image = imageCreate($image_width, $image_height);
}
imageSaveAlpha($new_image, true);
ImageAlphaBlending($new_image, false);
imageSaveAlpha($final_image, true);
ImageAlphaBlending($final_image, false);
$transparentColor = imagecolorallocatealpha($new_image, 200, 200, 200, 127);
imagefill($new_image, 0, 0, $transparentColor);
$transparentColor = imagecolorallocatealpha($final_image, 200, 200, 200, 127);
imagefill($final_image, 0, 0, $transparentColor);
$r = $config['r'];
$r = is_numeric($r) ? $r : 80;
$g = $config['g'];
$b = is_numeric($g) ? $g : 100;
$b = $config['b'];
$b = is_numeric($b) ? $b : 149;
$black = imagecolorallocate($new_image, $r, $g, $b);
imagettftext($new_image, $font_size, $angle = 0, $x = 0, $font_size, $black, $font_path, $title);
imagecopyresampled($final_image, $new_image, 0, 0, 0, 0, $w, $h, $image_width, $image_height);
imageDestroy($new_image);
if (!file_exists(dirname($path))) {
mkdir(dirname($path), 0777, true);
}
imagePNG($final_image, $path);
imageDestroy($final_image);
}
// Outputs the image
header('Expires: Tue, 1 Jan 1980 00:00:00 GMT');
header('Last-Modified: ' . gmdate('D, d M Y H:i:s') . ' GMT');
header('Cache-Control: no-store, no-cache, must-revalidate');
header('Cache-Control: post-check=0, pre-check=0', false);
header('Content-type: image/png');
header('Content-Disposition: inline; filename=title.png');
readfile($path);
}
