mirror of
https://github.com/silverstripe/silverstripe-docsviewer
synced 2024-10-22 11:05:56 +02:00
714 lines
19 KiB
PHP
Executable File
714 lines
19 KiB
PHP
Executable File
<?php
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/**
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* Documentation Viewer.
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*
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* Reads the bundled markdown files from documentation folders and displays the
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* output (either via markdown or plain text).
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*
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* For more documentation on how to use this class see the documentation in the
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* docs folder.
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*
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* @package docsviewer
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*/
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class DocumentationViewer extends Controller
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{
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/**
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* @var array
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*/
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private static $extensions = array(
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'DocumentationViewerVersionWarning',
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'DocumentationSearchExtension'
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);
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/**
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* @var string
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*/
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private static $google_analytics_code = '';
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/**
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* @var string
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*/
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private static $documentation_title = 'SilverStripe Documentation';
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/**
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* @var array
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*/
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private static $allowed_actions = array(
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'all',
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'results',
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'handleAction'
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);
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/**
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* The string name of the currently accessed {@link DocumentationEntity}
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* object. To access the entire object use {@link getEntity()}
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*
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* @var string
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*/
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protected $entity = '';
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/**
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* @var DocumentationPage
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*/
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protected $record;
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/**
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* @var DocumentationManifest
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*/
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protected $manifest;
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/**
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* @config
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*
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* @var string same as the routing pattern set through Director::addRules().
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*/
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private static $link_base = 'dev/docs/';
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/**
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* @config
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*
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* @var string|array Optional permission check
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*/
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private static $check_permission = 'ADMIN';
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/**
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* @var array map of modules to edit links.
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* @see {@link getEditLink()}
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*/
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private static $edit_links = array();
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/**
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* Determines whether css and js files are injected into the document.
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*
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* @var bool
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*/
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private static $apply_default_theme = true;
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/**
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*
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*/
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public function init()
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{
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parent::init();
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if (!$this->canView()) {
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return Security::permissionFailure($this);
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}
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if ($this->config()->apply_default_theme) {
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Requirements::javascript('//use.typekit.net/emt4dhq.js');
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Requirements::customScript('try{Typekit.load();}catch(e){}');
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Requirements::javascript(THIRDPARTY_DIR .'/jquery/jquery.js');
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Requirements::javascript('https://google-code-prettify.googlecode.com/svn/loader/run_prettify.js');
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Requirements::javascript(DOCSVIEWER_DIR .'/javascript/DocumentationViewer.js');
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Requirements::combine_files('docs.css', array(
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DOCSVIEWER_DIR .'/css/normalize.css',
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DOCSVIEWER_DIR .'/css/utilities.css',
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DOCSVIEWER_DIR .'/css/typography.css',
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DOCSVIEWER_DIR .'/css/forms.css',
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DOCSVIEWER_DIR .'/css/layout.css',
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DOCSVIEWER_DIR .'/css/small.css'
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));
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}
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}
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/**
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* Can the user view this documentation. Hides all functionality for private
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* wikis.
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*
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* @return bool
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*/
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public function canView()
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{
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return (Director::isDev() || Director::is_cli() ||
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!$this->config()->get('check_permission') ||
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Permission::check($this->config()->get('check_permission'))
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);
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}
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public function hasAction($action)
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{
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return true;
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}
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public function checkAccessAction($action)
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{
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return true;
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}
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/**
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* Overloaded to avoid "action doesn't exist" errors - all URL parts in
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* this controller are virtual and handled through handleRequest(), not
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* controller methods.
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*
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* @param $request
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* @param $action
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*
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* @return SS_HTTPResponse
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*/
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public function handleAction($request, $action)
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{
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// if we submitted a form, let that pass
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if (!$request->isGET()) {
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return parent::handleAction($request, $action);
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}
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$url = $request->getURL();
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//
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// If the current request has an extension attached to it, strip that
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// off and redirect the user to the page without an extension.
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//
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if (DocumentationHelper::get_extension($url)) {
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$this->response = new SS_HTTPResponse();
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$this->response->redirect(
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Director::absoluteURL(DocumentationHelper::trim_extension_off($url)) .'/',
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301
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);
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$request->shift();
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$request->shift();
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return $this->response;
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}
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//
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// Strip off the base url
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//
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$base = ltrim(
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Config::inst()->get('DocumentationViewer', 'link_base'), '/'
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);
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if ($base && strpos($url, $base) !== false) {
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$url = substr(
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ltrim($url, '/'),
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strlen($base)
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);
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} else {
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}
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//
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// Handle any permanent redirections that the developer has defined.
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//
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if ($link = DocumentationPermalinks::map($url)) {
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// the first param is a shortcode for a page so redirect the user to
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// the short code.
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$this->response = new SS_HTTPResponse();
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$this->response->redirect($link, 301);
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$request->shift();
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$request->shift();
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return $this->response;
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}
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//
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// Validate the language provided. Language is a required URL parameter.
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// as we use it for generic interfaces and language selection. If
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// language is not set, redirects to 'en'
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//
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$languages = i18n::get_common_languages();
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if (!$lang = $request->param('Lang')) {
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$lang = $request->param('Action');
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$action = $request->param('ID');
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} else {
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$action = $request->param('Action');
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}
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if (!$lang) {
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return $this->redirect($this->Link('en'));
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} elseif (!isset($languages[$lang])) {
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return $this->httpError(404);
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}
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$request->shift(10);
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$allowed = $this->config()->allowed_actions;
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if (in_array($action, $allowed)) {
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//
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// if it's one of the allowed actions such as search or all then the
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// URL must be prefixed with one of the allowed languages.
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//
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return parent::handleAction($request, $action);
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} else {
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//
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// look up the manifest to see find the nearest match against the
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// list of the URL. If the URL exists then set that as the current
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// page to match against.
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// strip off any extensions.
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// if($cleaned !== $url) {
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// $redirect = new SS_HTTPResponse();
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// return $redirect->redirect($cleaned, 302);
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// }
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if ($record = $this->getManifest()->getPage($url)) {
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$this->record = $record;
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$this->init();
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$type = get_class($this->record);
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$body = $this->renderWith(array(
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"DocumentationViewer_{$type}",
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"DocumentationViewer"
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));
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return new SS_HTTPResponse($body, 200);
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} elseif ($redirect = $this->getManifest()->getRedirect($url)) {
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$response = new SS_HTTPResponse();
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$to = Controller::join_links(Director::baseURL(), $base, $redirect);
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return $response->redirect($to, 301);
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} elseif (!$url || $url == $lang) {
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$body = $this->renderWith(array(
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"DocumentationViewer_DocumentationFolder",
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"DocumentationViewer"
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));
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return new SS_HTTPResponse($body, 200);
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}
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}
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return $this->httpError(404);
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}
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/**
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* @param int $status
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* @param string $message
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*
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* @return SS_HTTPResponse
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*/
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public function httpError($status, $message = null)
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{
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$this->init();
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$class = get_class($this);
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$body = $this->customise(new ArrayData(array(
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'Message' => $message
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)))->renderWith(array("{$class}_error", $class));
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return new SS_HTTPResponse($body, $status);
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}
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/**
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* @return DocumentationManifest
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*/
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public function getManifest()
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{
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if (!$this->manifest) {
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$flush = SapphireTest::is_running_test() || (isset($_GET['flush']));
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$this->manifest = new DocumentationManifest($flush);
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}
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return $this->manifest;
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}
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/**
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* @return string
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*/
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public function getLanguage()
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{
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if (!$lang = $this->request->param('Lang')) {
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$lang = $this->request->param('Action');
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}
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return $lang;
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}
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/**
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* Generate a list of {@link Documentation } which have been registered and which can
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* be documented.
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*
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* @return DataObject
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*/
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public function getMenu()
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{
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$entities = $this->getManifest()->getEntities();
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$output = new ArrayList();
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$record = $this->getPage();
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$current = $this->getEntity();
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foreach ($entities as $entity) {
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$checkLang = $entity->getLanguage();
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$checkVers = $entity->getVersion();
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// only show entities with the same language or any entity that
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// isn't registered under any particular language (auto detected)
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if ($checkLang && $checkLang !== $this->getLanguage()) {
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continue;
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}
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if ($current && $checkVers) {
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if ($entity->getVersion() !== $current->getVersion()) {
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continue;
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}
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}
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$mode = 'link';
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$children = new ArrayList();
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if ($entity->hasRecord($record) || $entity->getIsDefaultEntity()) {
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$mode = 'current';
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// add children
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$children = $this->getManifest()->getChildrenFor(
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$entity->getPath(), ($record) ? $record->getPath() : $entity->getPath()
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);
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} else {
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if ($current && $current->getKey() == $entity->getKey()) {
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continue;
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}
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}
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$link = $entity->Link();
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$output->push(new ArrayData(array(
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'Title' => $entity->getTitle(),
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'Link' => $link,
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'LinkingMode' => $mode,
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'DefaultEntity' => $entity->getIsDefaultEntity(),
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'Children' => $children
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)));
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}
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return $output;
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}
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/**
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* Return the content for the page. If its an actual documentation page then
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* display the content from the page, otherwise display the contents from
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* the index.md file if its a folder
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*
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* @return HTMLText
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*/
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public function getContent()
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{
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$page = $this->getPage();
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$html = $page->getHTML();
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$html = $this->replaceChildrenCalls($html);
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return $html;
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}
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public function replaceChildrenCalls($html)
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{
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$codes = new ShortcodeParser();
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$codes->register('CHILDREN', array($this, 'includeChildren'));
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return $codes->parse($html);
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}
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/**
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* Short code parser
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*/
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public function includeChildren($args)
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{
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if (isset($args['Folder'])) {
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$children = $this->getManifest()->getChildrenFor(
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Controller::join_links(dirname($this->record->getPath()), $args['Folder'])
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);
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} else {
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$children = $this->getManifest()->getChildrenFor(
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dirname($this->record->getPath())
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);
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}
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if (isset($args['Exclude'])) {
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$exclude = explode(',', $args['Exclude']);
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foreach ($children as $k => $child) {
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foreach ($exclude as $e) {
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if ($child->Link == Controller::join_links($this->record->Link(), strtolower($e), '/')) {
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unset($children[$k]);
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}
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}
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}
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}
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return $this->customise(new ArrayData(array(
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'Children' => $children
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)))->renderWith('Includes/DocumentationPages');
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}
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/**
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* @return ArrayList
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*/
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public function getChildren()
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{
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if ($this->record instanceof DocumentationFolder) {
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return $this->getManifest()->getChildrenFor(
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$this->record->getPath()
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);
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} elseif ($this->record) {
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return $this->getManifest()->getChildrenFor(
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dirname($this->record->getPath())
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);
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}
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return new ArrayList();
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}
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/**
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* Generate a list of breadcrumbs for the user.
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*
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* @return ArrayList
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*/
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public function getBreadcrumbs()
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{
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if ($this->record) {
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return $this->getManifest()->generateBreadcrumbs(
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$this->record,
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$this->record->getEntity()
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);
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}
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}
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/**
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* @return DocumentationPage
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*/
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public function getPage()
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{
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return $this->record;
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}
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/**
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* @return DocumentationEntity
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*/
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public function getEntity()
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{
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return ($this->record) ? $this->record->getEntity() : null;
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}
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/**
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* @return ArrayList
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*/
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public function getVersions()
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{
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return $this->getManifest()->getVersions($this->getEntity());
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}
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/**
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* Generate a string for the title tag in the URL.
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*
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* @return string
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*/
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public function getTitle()
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{
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return ($this->record) ? $this->record->getTitle() : null;
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}
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/**
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* @return string
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*/
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public function AbsoluteLink($action)
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{
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return Controller::join_links(
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Director::absoluteBaseUrl(),
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$this->Link($action)
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);
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}
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/**
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* Return the base link to this documentation location.
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*
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* @return string
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*/
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public function Link($action = '')
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{
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$link = Controller::join_links(
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Config::inst()->get('DocumentationViewer', 'link_base'),
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$this->getLanguage(),
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$action,
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'/'
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);
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return $link;
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}
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/**
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* Generate a list of all the pages in the documentation grouped by the
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* first letter of the page.
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*
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* @return GroupedList
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*/
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public function AllPages()
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{
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$pages = $this->getManifest()->getPages();
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$output = new ArrayList();
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$baseLink = $this->getDocumentationBaseHref();
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foreach ($pages as $url => $page) {
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$first = strtoupper(trim(substr($page['title'], 0, 1)));
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if ($first) {
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$output->push(new ArrayData(array(
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'Link' => Controller::join_links($baseLink, $url),
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'Title' => $page['title'],
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'FirstLetter' => $first
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)));
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}
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}
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return GroupedList::create($output->sort('Title', 'ASC'));
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}
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/**
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* Documentation Search Form. Allows filtering of the results by many entities
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* and multiple versions.
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*
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* @return Form
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*/
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public function DocumentationSearchForm()
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{
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if (!Config::inst()->get('DocumentationSearch', 'enabled')) {
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return false;
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}
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return new DocumentationSearchForm($this);
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}
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/**
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* Sets the mapping between a entity name and the link for the end user
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* to jump into editing the documentation.
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*
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* Some variables are replaced:
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* - %version%
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* - %entity%
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* - %path%
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* - %lang%
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*
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* For example to provide an edit link to the framework module in github:
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*
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* <code>
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* DocumentationViewer::set_edit_link(
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* 'framework',
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* 'https://github.com/silverstripe/%entity%/edit/%version%/docs/%lang%/%path%',
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* $opts
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* ));
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* </code>
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*
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* @param string module name
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* @param string link
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* @param array options ('rewritetrunktomaster')
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*/
|
|
public static function set_edit_link($module, $link, $options = array())
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{
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self::$edit_links[$module] = array(
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'url' => $link,
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'options' => $options
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);
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}
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/**
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* Returns an edit link to the current page (optional).
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*
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* @return string
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*/
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public function getEditLink()
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{
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$page = $this->getPage();
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if ($page) {
|
|
$entity = $page->getEntity();
|
|
|
|
|
|
|
|
if ($entity && isset(self::$edit_links[strtolower($entity->title)])) {
|
|
|
|
// build the edit link, using the version defined
|
|
$url = self::$edit_links[strtolower($entity->title)];
|
|
$version = $entity->getVersion();
|
|
|
|
if ($entity->getBranch()) {
|
|
$version = $entity->getBranch();
|
|
}
|
|
|
|
|
|
if ($version == "trunk" && (isset($url['options']['rewritetrunktomaster']))) {
|
|
if ($url['options']['rewritetrunktomaster']) {
|
|
$version = "master";
|
|
}
|
|
}
|
|
|
|
return str_replace(
|
|
array('%entity%', '%lang%', '%version%', '%path%'),
|
|
array(
|
|
$entity->title,
|
|
$this->getLanguage(),
|
|
$version,
|
|
ltrim($page->getRelativePath(), '/')
|
|
),
|
|
|
|
$url['url']
|
|
);
|
|
}
|
|
}
|
|
|
|
return false;
|
|
}
|
|
|
|
|
|
|
|
/**
|
|
* Returns the next page. Either retrieves the sibling of the current page
|
|
* or return the next sibling of the parent page.
|
|
*
|
|
* @return DocumentationPage
|
|
*/
|
|
public function getNextPage()
|
|
{
|
|
return ($this->record)
|
|
? $this->getManifest()->getNextPage(
|
|
$this->record->getPath(), $this->getEntity()->getPath())
|
|
: null;
|
|
}
|
|
|
|
/**
|
|
* Returns the previous page. Either returns the previous sibling or the
|
|
* parent of this page
|
|
*
|
|
* @return DocumentationPage
|
|
*/
|
|
public function getPreviousPage()
|
|
{
|
|
return ($this->record)
|
|
? $this->getManifest()->getPreviousPage(
|
|
$this->record->getPath(), $this->getEntity()->getPath())
|
|
: null;
|
|
}
|
|
|
|
/**
|
|
* @return string
|
|
*/
|
|
public function getGoogleAnalyticsCode()
|
|
{
|
|
$code = $this->config()->get('google_analytics_code');
|
|
|
|
if ($code) {
|
|
return $code;
|
|
}
|
|
}
|
|
|
|
/**
|
|
* @return string
|
|
*/
|
|
public function getDocumentationTitle()
|
|
{
|
|
return $this->config()->get('documentation_title');
|
|
}
|
|
|
|
public function getDocumentationBaseHref()
|
|
{
|
|
return Config::inst()->get('DocumentationViewer', 'link_base');
|
|
}
|
|
}
|