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path: root/utils/modules/icons.php
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<?php
/* -*- Mode: php; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
include_once($UTIL_DIR . "/modules.php");

class Icon {
  public $file;
	public $prefix;

  public function src()
  {
		return "<img alt=\"icon\" src=\"".$this->prefix.$this->file."\"/>\n";
  }

  public function show()
  {
		echo $this->src();
  }

  public function Icon($file, $prefix)
  {
		$this->file = $file;
		$this->prefix = $prefix;
  }
}

class Icons {
  public $icons = array();
	public $prefix;

  // Admin config
  public $admin_title = "Icons";
  public $admin_submodules = array("Add icon" => "add", "Delete icon" => "delete");

	public function admin_add($action, $vars)
  {
		global $_FILES;
    switch($action) {
		case "create":
			if(is_uploaded_file($_FILES['icon']['tmp_name'])) {
				move_uploaded_file($_FILES['icon']['tmp_name'], $this->prefix . $_FILES['icon']['name']);
				$i = new Icon($_FILES['icon']['name'], $this->prefix);
				$this->icons[$_FILES['icon']['name']] = $i;
				$i->show();
			} else {
				echo "Failed to upload file: " . $icon['name'] . " to " . $icon['tmp_name'] . "\n";
			}

    default:
			echo "Existing icons\n";
 			echo "<div style=\"width: 500px; height: 200px; overflow: auto\">\n";
			foreach($this->icons as $icon) {
				$icon->show();
			}
 			echo "</div>\n";

			$form = new Form("create");
			$form->addWidget(new FileUpload("Select icons:", "icon"));
			$form->addWidget(new Button("Upload"));
			$form->render();
      break;
    }
  }

	public function admin_delete($action, $vars)
  {
		global $_FILES;
    switch($action) {
		case "confirm":
			echo "<p>Are you sure you want to delete this icon?</p>\n";
			$this->icons[$vars['icon']]->show(); 

			$form = new Form("delete");
			$form->addWidget(new Hidden($vars));
			$form->addWidget(new Button("yes"));
			$form->render();

			$form = new Form("select");
			$form->addWidget(new Hidden($vars));
			$form->addWidget(new Button("no"));
			$form->render();
			break;

		case "delete":
			unlink($this->prefix.$vars['icon']);
			unset($this->icons[$vars['icon']]);
			echo "<p>The icon has now been deleted.</p>\n";

		case "select":
    default:
			$form = new Form("confirm");
			$form->addWidget(new ImageComboBox("Icon", "icon", $icon, $this));
			$form->addWidget(new Button("Delete..."));
			$form->render();
      break;
    }
  }

  public function admin($sub, $action, $vars)
  {
    switch($sub) {
		case "add":
			$this->admin_add($action, $vars);
      break;
		case "delete":
			$this->admin_delete($action, $vars);
      break;
    }
  }

  public function Icons($prefix)
  {
		$this->prefix = $prefix;
		$df = opendir($prefix);
		while(false !== ($file = readdir($df))) {
			if($file == '.' || $file == '..') continue;
			$icon = new Icon($file, $prefix);
			$this->icons[$file] = $icon;
		}
		closedir($df);
  }

}

function icons_init()
{
	global $ICONS_DIR;
  return new Icons($ICONS_DIR."/");
}

?>