Modules

Controller_Userguide
extends Kohana_Controller_Userguide
extends Controller_Template
extends Kohana_Controller_Template
extends Controller
extends Kohana_Controller

Kohana user guide and api browser.

package
Kohana/Userguide
category
Controllers
author
Kohana Team

Class declared in MODPATH/userguide/classes/Controller/Userguide.php on line 3.

Properties

public boolean $auto_render

auto render template

Default value:
bool TRUE

public Request $request

Request that created the controller

Default value:
NULL

public Response $response

The response that will be returned from controller

Default value:
NULL

public $template

Default value:
string(18) "userguide/template"

protected $api

Default value:
NULL

protected $guide

Default value:
NULL

protected $media

Default value:
NULL

Methods

public action_api( ) (defined in Kohana_Controller_Userguide)

Source Code

public function action_api()
{
	// Enable the missing class autoloader.  If a class cannot be found a
	// fake class will be created that extends Kodoc_Missing
	spl_autoload_register(array('Kodoc_Missing', 'create_class'));

	// Get the class from the request
	$class = $this->request->param('class');

	// If no class was passed to the url, display the API index page
	if ( ! $class)
	{
		$this->template->title = 'Table of Contents';

		$this->template->content = View::factory('userguide/api/toc')
			->set('classes', Kodoc::class_methods())
			->set('route', $this->request->route());
	}
	else
	{
		// Create the Kodoc_Class version of this class.
		$_class = Kodoc_Class::factory($class);
		
		// If the class requested and the actual class name are different
		// (different case, orm vs ORM, auth vs Auth) redirect
		if ($_class->class->name != $class)
		{
			$this->redirect($this->request->route()->uri(array('class'=>$_class->class->name)));
		}

		// If this classes immediate parent is Kodoc_Missing, then it should 404
		if ($_class->class->getParentClass() AND $_class->class->getParentClass()->name == 'Kodoc_Missing')
			return $this->error('That class was not found. Check your url and make sure that the module with that class is enabled.');

		// If this classes package has been disabled via the config, 404
		if ( ! Kodoc::show_class($_class))
			return $this->error('That class is in package that is hidden.  Check the <code>api_packages</code> config setting.');
	
		// Everything is fine, display the class.
		$this->template->title = $class;

		$this->template->content = View::factory('userguide/api/class')
			->set('doc', $_class)
			->set('route', $this->request->route());
	}

	// Attach the menu to the template
	$this->template->menu = Kodoc::menu();

	// Bind the breadcrumb
	$this->template->bind('breadcrumb', $breadcrumb);

	// Add the breadcrumb
	$breadcrumb = array();
	$breadcrumb[$this->guide->uri(array('page' => NULL))] = 'User Guide';
	$breadcrumb[$this->request->route()->uri()] = 'API Browser';
	$breadcrumb[] = $this->template->title;
}

public action_docs( ) (defined in Kohana_Controller_Userguide)

Source Code

public function action_docs()
{
	$module = $this->request->param('module');
	$page = $this->request->param('page');

	// Trim trailing slash
	$page = rtrim($page, '/');

	// If no module provided in the url, show the user guide index page, which lists the modules.
	if ( ! $module)
	{
		return $this->index();
	}
	
	// If this module's userguide pages are disabled, show the error page
	if ( ! Kohana::$config->load('userguide.modules.'.$module.'.enabled'))
	{
		return $this->error('That module doesn\'t exist, or has userguide pages disabled.');
	}
	
	// Prevent "guide/module" and "guide/module/index" from having duplicate content
	if ( $page == 'index')
	{
		return $this->error('Userguide page not found');
	}
	
	// If a module is set, but no page was provided in the url, show the index page
	if ( ! $page )
	{
		$page = 'index';
	}

	// Find the markdown file for this page
	$file = $this->file($module.'/'.$page);

	// If it's not found, show the error page
	if ( ! $file)
	{
		return $this->error('Userguide page not found');
	}
	
	// Namespace the markdown parser
	Kodoc_Markdown::$base_url  = URL::site($this->guide->uri()).'/'.$module.'/';
	Kodoc_Markdown::$image_url = URL::site($this->media->uri()).'/'.$module.'/';

	// Set the page title
	$this->template->title = $page == 'index' ? Kohana::$config->load('userguide.modules.'.$module.'.name') : $this->title($page);

	// Parse the page contents into the template
	Kodoc_Markdown::$show_toc = true;
	$this->template->content = Kodoc_Markdown::markdown(file_get_contents($file));
	Kodoc_Markdown::$show_toc = false;

	// Attach this module's menu to the template
	$this->template->menu = Kodoc_Markdown::markdown($this->_get_all_menu_markdown());

	// Bind the breadcrumb
	$this->template->bind('breadcrumb', $breadcrumb);
	
	// Bind the copyright
	$this->template->copyright = Kohana::$config->load('userguide.modules.'.$module.'.copyright');

	// Add the breadcrumb trail
	$breadcrumb = array();
	$breadcrumb[$this->guide->uri()] = 'User Guide';
	$breadcrumb[$this->guide->uri(array('module' => $module))] = Kohana::$config->load('userguide.modules.'.$module.'.name');
	
	// TODO try and get parent category names (from menu).  Regex magic or javascript dom stuff perhaps?
	
	// Only add the current page title to breadcrumbs if it isn't the index, otherwise we get repeats.
	if ($page != 'index')
	{
		$breadcrumb[] = $this->template->title;
	}
}

public action_media( ) (defined in Kohana_Controller_Userguide)

Source Code

public function action_media()
{
	// Get the file path from the request
	$file = $this->request->param('file');

	// Find the file extension
	$ext = pathinfo($file, PATHINFO_EXTENSION);

	// Remove the extension from the filename
	$file = substr($file, 0, -(strlen($ext) + 1));

	if ($file = Kohana::find_file('media/guide', $file, $ext))
	{
		// Check if the browser sent an "if-none-match: <etag>" header, and tell if the file hasn't changed
		$this->check_cache(sha1($this->request->uri()).filemtime($file));
		
		// Send the file content as the response
		$this->response->body(file_get_contents($file));

		// Set the proper headers to allow caching
		$this->response->headers('content-type',  File::mime_by_ext($ext));
		$this->response->headers('last-modified', date('r', filemtime($file)));
	}
	else
	{
		// Return a 404 status
		$this->response->status(404);
	}
}

public after( ) (defined in Kohana_Controller_Userguide)

Assigns the template View as the request response.

Source Code

public function after()
{
	if ($this->auto_render)
	{
		// Get the media route
		$media = Route::get('docs/media');

		// Add styles
		$this->template->styles = array(
			$media->uri(array('file' => 'css/print.css'))  => 'print',
			$media->uri(array('file' => 'css/screen.css')) => 'screen',
			$media->uri(array('file' => 'css/kodoc.css'))  => 'screen',
			$media->uri(array('file' => 'css/shCore.css')) => 'screen',
			$media->uri(array('file' => 'css/shThemeKodoc.css')) => 'screen',
		);

		// Add scripts
		$this->template->scripts = array(
			$media->uri(array('file' => 'js/jquery.min.js')),
			$media->uri(array('file' => 'js/jquery.cookie.js')),
			$media->uri(array('file' => 'js/kodoc.js')),
			// Syntax Highlighter
			$media->uri(array('file' => 'js/shCore.js')),
			$media->uri(array('file' => 'js/shBrushPhp.js')),
		);

		// Add languages
		$this->template->translations = Kohana::message('userguide', 'translations');
	}

	return parent::after();
}

public before( ) (defined in Kohana_Controller_Userguide)

Loads the template View object.

Source Code

public function before()
{
	parent::before();

	if ($this->request->action() === 'media')
	{
		// Do not template media files
		$this->auto_render = FALSE;
	}
	else
	{
		// Grab the necessary routes
		$this->media = Route::get('docs/media');
		$this->guide = Route::get('docs/guide');

		// Set the base URL for links and images
		Kodoc_Markdown::$base_url  = URL::site($this->guide->uri()).'/';
		Kodoc_Markdown::$image_url = URL::site($this->media->uri()).'/';
	}

	// Default show_comments to config value
	$this->template->show_comments = Kohana::$config->load('userguide.show_comments');
}

public error( ) (defined in Kohana_Controller_Userguide)

Source Code

public function error($message)
{
	$this->response->status(404);
	$this->template->title = "Userguide - Error";
	$this->template->content = View::factory('userguide/error',array('message' => $message));
	
	// Don't show disqus on error pages
	$this->template->show_comments = FALSE;

	// If we are in a module and that module has a menu, show that
	if ($module = $this->request->param('module') AND $menu = $this->file($module.'/menu') AND Kohana::$config->load('userguide.modules.'.$module.'.enabled'))
	{
		// Namespace the markdown parser
		Kodoc_Markdown::$base_url  = URL::site($this->guide->uri()).'/'.$module.'/';
		Kodoc_Markdown::$image_url = URL::site($this->media->uri()).'/'.$module.'/';

		$this->template->menu = Kodoc_Markdown::markdown($this->_get_all_menu_markdown());
		$this->template->breadcrumb = array(
			$this->guide->uri() => 'User Guide',
			$this->guide->uri(array('module' => $module)) => Kohana::$config->load('userguide.modules.'.$module.'.name'),
			'Error'
		);
	}
	// If we are in the api browser, show the menu and show the api browser in the breadcrumbs
	else if (Route::name($this->request->route()) == 'docs/api')
	{
		$this->template->menu = Kodoc::menu();

		// Bind the breadcrumb
		$this->template->breadcrumb = array(
			$this->guide->uri(array('page' => NULL)) => 'User Guide',
			$this->request->route()->uri() => 'API Browser',
			'Error'
		);
	}
	// Otherwise, show the userguide module menu on the side
	else
	{
		$this->template->menu = View::factory('userguide/menu',array('modules' => $this->_modules()));
		$this->template->breadcrumb = array($this->request->route()->uri() => 'User Guide','Error');
	}
}

public file( string $page ) (defined in Kohana_Controller_Userguide)

Locates the appropriate markdown file for a given guide page. Page URLS can be specified in one of three forms:

  • userguide/adding
  • userguide/adding.md
  • userguide/adding.markdown

In every case, the userguide will search the cascading file system paths for the file guide/userguide/adding.md.

Parameters

  • string $page required - The relative URL of the guide page

Return Values

  • string

Source Code

public function file($page)
{

	// Strip optional .md or .markdown suffix from the passed filename
	$info = pathinfo($page);
	if (isset($info['extension'])
		AND (($info['extension'] === 'md') OR ($info['extension'] === 'markdown')))
	{
		$page = $info['dirname'].DIRECTORY_SEPARATOR.$info['filename'];
	}
	return Kohana::find_file('guide', $page, 'md');
}

public index( ) (defined in Kohana_Controller_Userguide)

Source Code

public function index()
{
	$this->template->title = "Userguide";
	$this->template->breadcrumb = array('User Guide');
	$this->template->content = View::factory('userguide/index', array('modules' => $this->_modules()));
	$this->template->menu = View::factory('userguide/menu', array('modules' => $this->_modules()));
	
	// Don't show disqus on the index page
	$this->template->show_comments = FALSE;
}

public section( ) (defined in Kohana_Controller_Userguide)

Source Code

public function section($page)
{
	$markdown = $this->_get_all_menu_markdown();
	
	if (preg_match('~\*{2}(.+?)\*{2}[^*]+\[[^\]]+\]\('.preg_quote($page).'\)~mu', $markdown, $matches))
	{
		return $matches[1];
	}
	
	return $page;
}

public title( ) (defined in Kohana_Controller_Userguide)

Source Code

public function title($page)
{
	$markdown = $this->_get_all_menu_markdown();
	
	if (preg_match('~\[([^\]]+)\]\('.preg_quote($page).'\)~mu', $markdown, $matches))
	{
		// Found a title for this link
		return $matches[1];
	}
	
	return $page;
}

public __construct( Request $request , Response $response ) (defined in Kohana_Controller)

Creates a new controller instance. Each controller must be constructed with the request object that created it.

Parameters

  • Request $request required - Request that created the controller
  • Response $response required - The request's response

Return Values

  • void

Source Code

public function __construct(Request $request, Response $response)
{
	// Assign the request to the controller
	$this->request = $request;

	// Assign a response to the controller
	$this->response = $response;
}

public execute( ) (defined in Kohana_Controller)

Executes the given action and calls the Controller::before and Controller::after methods.

Can also be used to catch exceptions from actions in a single place.

  1. Before the controller action is called, the Controller::before method will be called.
  2. Next the controller action will be called.
  3. After the controller action is called, the Controller::after method will be called.

Tags

Return Values

  • Response

Source Code

public function execute()
{
	// Execute the "before action" method
	$this->before();

	// Determine the action to use
	$action = 'action_'.$this->request->action();

	// If the action doesn't exist, it's a 404
	if ( ! method_exists($this, $action))
	{
		throw HTTP_Exception::factory(404,
			'The requested URL :uri was not found on this server.',
			array(':uri' => $this->request->uri())
		)->request($this->request);
	}

	// Execute the action itself
	$this->{$action}();

	// Execute the "after action" method
	$this->after();

	// Return the response
	return $this->response;
}

public static redirect( [ string $uri = string(0) "" , int $code = integer 302 ] ) (defined in Kohana_Controller)

Issues a HTTP redirect.

Proxies to the HTTP::redirect method.

Parameters

  • string $uri = string(0) "" - URI to redirect to
  • int $code = integer 302 - HTTP Status code to use for the redirect

Tags

Source Code

public static function redirect($uri = '', $code = 302)
{
	return HTTP::redirect( (string) $uri, $code);
}

protected _get_all_menu_markdown( ) (defined in Kohana_Controller_Userguide)

Source Code

protected function _get_all_menu_markdown()
{
	// Only do this once per request...
	static $markdown = '';
	
	if (empty($markdown))
	{
		// Get menu items
		$file = $this->file($this->request->param('module').'/menu');

		if ($file AND $text = file_get_contents($file))
		{
			// Add spans around non-link categories. This is a terrible hack.
			//echo Debug::vars($text);
			
			//$text = preg_replace('/(\s*[\-\*\+]\s*)(.*)/','$1<span>$2</span>',$text);
			$text = preg_replace('/^(\s*[\-\*\+]\s*)([^\[\]]+)$/m','$1<span>$2</span>',$text);
			//echo Debug::vars($text);
			$markdown .= $text;
		}
		
	}
	
	return $markdown;
}

protected _modules( ) (defined in Kohana_Controller_Userguide)

Source Code

protected function _modules()
{
	$modules = array_reverse(Kohana::$config->load('userguide.modules'));
	
	if (isset($modules['kohana']))
	{
		$kohana = $modules['kohana'];
		unset($modules['kohana']);
		$modules = array_merge(array('kohana' => $kohana), $modules);
	}
	
	// Remove modules that have been disabled via config
	foreach ($modules as $key => $value)
	{
		if ( ! Kohana::$config->load('userguide.modules.'.$key.'.enabled'))
		{
			unset($modules[$key]);
		}
	}
	
	return $modules;
}

protected check_cache( [ string $etag = NULL ] ) (defined in Kohana_Controller)

Checks the browser cache to see the response needs to be returned, execution will halt and a 304 Not Modified will be sent if the browser cache is up to date.

$this->check_cache(sha1($content));

Parameters

  • string $etag = NULL - Resource Etag

Return Values

  • Response

Source Code

protected function check_cache($etag = NULL)
{
	return HTTP::check_cache($this->request, $this->response, $etag);
}