mirror of
https://github.com/silverstripe/silverstripe-docsviewer
synced 2024-10-22 11:05:56 +02:00
731 lines
19 KiB
PHP
Executable File
731 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 output (either
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* 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 /sapphiredocs/docs folder
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*
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* @package sapphiredocs
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*/
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class DocumentationViewer extends Controller {
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static $allowed_actions = array(
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'home',
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'LanguageForm',
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'doLanguageForm',
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'handleRequest',
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'DocumentationSearchForm',
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'results'
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);
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/**
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* @var string
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*/
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public $version = "";
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/**
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* @var string
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*/
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public $language = "en";
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/**
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* @var string
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*/
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public $module = '';
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/**
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* @var array
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*/
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public $remaining = array();
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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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protected static $link_base = 'dev/docs/';
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/**
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* @var String|array Optional permssion check
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*/
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static $check_permission = 'ADMIN';
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function init() {
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parent::init();
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if(!$this->canView()) return Security::permissionFailure($this);
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// javascript
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Requirements::javascript(THIRDPARTY_DIR .'/jquery/jquery.js');
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Requirements::javascript('sapphiredocs/thirdparty/syntaxhighlighter/scripts/shCore.js');
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Requirements::javascript('sapphiredocs/thirdparty/syntaxhighlighter/scripts/shBrushJScript.js');
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Requirements::javascript('sapphiredocs/thirdparty/syntaxhighlighter/scripts/shBrushPhp.js');
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Requirements::javascript('sapphiredocs/thirdparty/syntaxhighlighter/scripts/shBrushXml.js');
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Requirements::javascript('sapphiredocs/thirdparty/syntaxhighlighter/scripts/shBrushCss.js');
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Requirements::javascript('sapphiredocs/javascript/shBrushSS.js');
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Requirements::combine_files(
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'syntaxhighlighter.js',
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array(
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'sapphiredocs/thirdparty/syntaxhighlighter/scripts/shCore.js',
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'sapphiredocs/thirdparty/syntaxhighlighter/scripts/shBrushJScript.js',
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'sapphiredocs/thirdparty/syntaxhighlighter/scripts/shBrushPhp.js',
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'sapphiredocs/thirdparty/syntaxhighlighter/scripts/shBrushXml.js',
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'sapphiredocs/thirdparty/syntaxhighlighter/scripts/shBrushCss.js',
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'sapphiredocs/javascript/shBrushSS.js'
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)
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);
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Requirements::javascript('sapphiredocs/javascript/DocumentationViewer.js');
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// css
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Requirements::css('sapphiredocs/thirdparty/syntaxhighlighter/styles/shCore.css');
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Requirements::css('sapphiredocs/thirdparty/syntaxhighlighter/styles/shCoreRDark.css');
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Requirements::css('sapphiredocs/thirdparty/syntaxhighlighter/styles/shThemeRDark.css');
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Requirements::customScript('jQuery(document).ready(function() {SyntaxHighlighter.all();});');
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}
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/**
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* Can the user view this documentation. Hides all functionality for private 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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return (Director::isDev() || Director::is_cli() || !self::$check_permission || Permission::check(self::$check_permission));
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}
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/**
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* Overloaded to avoid "action doesnt exist" errors - all URL parts in this
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* controller are virtual and handled through handleRequest(), not controller methods.
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*/
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public function handleAction($request) {
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try{
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$response = parent::handleAction($request);
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} catch(SS_HTTPResponse_Exception $e) {
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if(strpos($e->getMessage(), 'does not exist') !== FALSE) {
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return $this;
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} else {
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throw $e;
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}
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}
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return $response;
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}
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/**
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* Handle the url parsing for the documentation. In order to make this
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* user friendly this does some tricky things..
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*
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* The urls which should work
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* / - index page
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* /en/sapphire - the index page of sapphire (shows versions)
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* /2.4/en/sapphire - the docs for 2.4 sapphire.
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* /2.4/en/sapphire/installation/
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*
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* @return SS_HTTPResponse
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*/
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public function handleRequest(SS_HTTPRequest $request) {
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// if we submitted a form, let that pass
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if(!$request->isGET() || isset($_GET['action_results'])) return parent::handleRequest($request);
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$firstParam = ($request->param('Action')) ? $request->param('Action') : $request->shift();
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$secondParam = $request->shift();
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$thirdParam = $request->shift();
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$this->Remaining = $request->shift(10);
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DocumentationService::load_automatic_registration();
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if(isset($firstParam)) {
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// allow assets
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if($firstParam == "assets") return parent::handleRequest($request);
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if($link = DocumentationPermalinks::map($firstParam)) {
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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->redirect($link, 301); // permanent redirect
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return $this->response;
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}
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$this->module = $firstParam;
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$this->lang = $secondParam;
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if(isset($thirdParam) && (is_numeric($thirdParam) || in_array($thirdParam, array('master', 'trunk')))) {
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$this->version = $thirdParam;
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}
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else {
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// current version so store one area para
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array_unshift($this->Remaining, $thirdParam);
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$this->version = "";
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}
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}
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// 'current' version mapping
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$module = DocumentationService::is_registered_module($this->module, null, $this->getLang());
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if($module) {
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$current = $module->getCurrentVersion();
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$version = $this->getVersion();
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if(!$version || $version == '') {
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$this->version = $current;
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} else if($current == $version) {
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$this->version = '';
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$link = $this->Link($this->Remaining);
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$this->response = new SS_HTTPResponse();
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$this->redirect($link, 301); // permanent redirect
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return $this->response;
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}
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}
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// Check if page exists, otherwise return 404
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if(!$this->locationExists()) {
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$body = $this->renderWith(get_class($this));
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$this->response = new SS_HTTPResponse($body, 404);
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return $this->response;
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}
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return parent::handleRequest($request);
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}
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/**
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* Custom templates for each of the sections.
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*/
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function getViewer($action) {
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// count the number of parameters after the language, version are taken
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// into account. This automatically includes ' ' so all the counts
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// are 1 more than what you would expect
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if($this->module || $this->Remaining) {
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$paramCount = count($this->Remaining);
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if($paramCount == 0) {
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return parent::getViewer('folder');
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}
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else if($module = $this->getModule()) {
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$params = $this->Remaining;
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$path = implode('/', array_unique($params));
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if(is_dir($module->getPath() . $path)) return parent::getViewer('folder');
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}
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}
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else {
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return parent::getViewer('home');
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}
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return parent::getViewer($action);
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}
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/**
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* Returns the current version. If no version is set then it is the current
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* set version so need to pull that from the module
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*
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* @return String
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*/
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function getVersion() {
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return $this->version;
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}
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/**
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* Returns the current language
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*
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* @return String
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*/
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function getLang() {
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return $this->language;
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}
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/**
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* Return all the available languages. Optionally the languages which are
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* available for a given module
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*
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* @param String - The name of the module
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* @return DataObjectSet
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*/
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function getLanguages($module = false) {
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$output = new DataObjectSet();
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if($module) {
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// lookup the module for the available languages
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// @todo
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}
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else {
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$languages = DocumentationService::get_registered_languages();
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if($languages) {
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foreach($languages as $key => $lang) {
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if(stripos($_SERVER['REQUEST_URI'], '/'. $this->Lang .'/') === false) {
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// no language is in the URL currently. It needs to insert the language
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// into the url like /sapphire/install to /en/sapphire/install
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//
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// @todo
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}
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$link = str_ireplace('/'.$this->Lang .'/', '/'. $lang .'/', $_SERVER['REQUEST_URI']);
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$output->push(new ArrayData(array(
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'Title' => $lang,
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'Link' => $link
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)));
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}
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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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* Get all the versions loaded into the module. If the project is only displaying from
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* the filesystem then they are loaded under the 'Current' namespace.
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*
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* @todo Only show 'core' versions (2.3, 2.4) versions of the modules are going
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* to spam this
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*
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* @param String $module name of module to limit it to eg sapphire
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* @return DataObjectSet
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*/
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function getVersions($module = false) {
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$versions = DocumentationService::get_registered_versions($module);
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$output = new DataObjectSet();
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foreach($versions as $key => $version) {
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// work out the link to this version of the documentation.
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//
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// @todo Keep the user on their given page rather than redirecting to module.
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// @todo Get links working
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$linkingMode = ($this->Version == $version) ? 'current' : 'link';
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if(!$version) $version = 'Current';
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$major = (in_array($version, DocumentationService::get_major_versions())) ? true : false;
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$output->push(new ArrayData(array(
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'Title' => $version,
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'Link' => $_SERVER['REQUEST_URI'],
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'LinkingMode' => $linkingMode,
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'MajorRelease' => $major
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)));
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}
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return $output;
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}
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/**
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* Generate the module which are to be documented. It filters
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* the list based on the current head version. It displays the contents
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* from the index.md file on the page to use.
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*
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* @return DataObject
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*/
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function getModules($version = false, $lang = false) {
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if(!$version) $version = $this->Version;
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if(!$lang) $lang = $this->Lang;
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$modules = DocumentationService::get_registered_modules($version, $lang);
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$output = new DataObjectSet();
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if($modules) {
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foreach($modules as $module) {
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$absFilepath = $module->getPath() . '/index.md';
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$relativeFilePath = str_replace($module->getPath(), '', $absFilepath);
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if(file_exists($absFilepath)) {
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$page = new DocumentationPage();
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$page->setRelativePath($relativeFilePath);
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$page->setEntity($module);
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$page->setLang($this->Lang);
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$page->setVersion($this->Version);
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$content = DocumentationParser::parse($page, $this->Link(array_slice($this->Remaining, -1, -1)));
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} else {
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$content = '';
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}
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// build the dataset. Load the $Content from an index.md
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$output->push(new ArrayData(array(
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'Title' => $module->getTitle(),
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'Code' => $module,
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'Content' => DBField::create("HTMLText", $content)
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)));
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}
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}
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return $output;
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}
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/**
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* Get the currently accessed entity from the site.
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*
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* @return false|DocumentationEntity
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*/
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function getModule() {
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if($this->module) {
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return DocumentationService::is_registered_module($this->module, $this->version, $this->lang);
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}
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return false;
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}
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/**
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* Simple way to check for existence of page of folder
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* without constructing too much object state.
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* Useful for generating 404 pages.
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*
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* @return boolean
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*/
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function locationExists() {
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$module = $this->getModule();
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return (
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$module
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&& (
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DocumentationService::find_page($module, $this->Remaining)
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|| is_dir($module->getPath() . implode('/', $this->Remaining))
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)
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);
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}
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/**
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* @return DocumentationPage
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*/
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function getPage() {
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$module = $this->getModule();
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if(!$module) return false;
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$absFilepath = DocumentationService::find_page($module, $this->Remaining);
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if($absFilepath) {
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$relativeFilePath = str_replace($module->getPath(), '', $absFilepath);
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$page = new DocumentationPage();
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$page->setRelativePath($relativeFilePath);
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$page->setEntity($module);
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$page->setLang($this->Lang);
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$page->setVersion($this->Version);
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return $page;
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}
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return false;
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}
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/**
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* Get the related pages to this module and the children to those pages
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*
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* @todo this only handles 2 levels. Could make it recursive
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*
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* @return false|DataObjectSet
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*/
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function getModulePages() {
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if($module = $this->getModule()) {
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$pages = DocumentationService::get_pages_from_folder($module, null, false);
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if($pages) {
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foreach($pages as $page) {
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if(strtolower($page->Title) == "index") {
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$pages->remove($page);
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continue;
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}
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$page->LinkingMode = 'link';
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$page->Children = $this->_getModulePagesNested($page, $module);
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}
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}
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return $pages;
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}
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return false;
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}
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/**
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* Get the module pages under a given page. Recursive call for {@link getModulePages()}
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*
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* @todo Need to rethink how to support pages which are pulling content from their children
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* i.e if a folder doesn't have index.md then it will load the first file in the folder
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* however it doesn't yet pass the highlighting to it.
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*
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* @param ArrayData CurrentPage
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* @param DocumentationEntity
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* @param int Depth of page in the tree
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*
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* @return DataObjectSet|false
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*/
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private function _getModulePagesNested(&$page, $module, $level = 0) {
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// only support 2 more levels
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if(isset($this->Remaining[$level])) {
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// compare segment successively, e.g. with "changelogs/alpha/2.4.0-alpha",
|
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// first comparison on $level=0 is against "changelogs",
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// second comparison on $level=1 is against "changelogs/alpha", etc.
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$segments = array_slice($this->Remaining, 0, $level+1);
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if(strtolower(implode('/', $segments)) == trim($page->getRelativeLink(), '/')) {
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// its either in this section or is the actual link
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$page->LinkingMode = (isset($this->Remaining[$level + 1])) ? 'section' : 'current';
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$relativePath = Controller::join_links(
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$module->getPath($page->getVersion(), $page->getLang()),
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$page->getRelativePath()
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);
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if(is_dir($relativePath)) {
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$children = DocumentationService::get_pages_from_folder($module, $page->getRelativePath(), false);
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$segments = array();
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for($x = 0; $x <= $level; $x++) {
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$segments[] = $this->Remaining[$x];
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}
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foreach($children as $child) {
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if(strtolower($child->Title) == "index") {
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$children->remove($child);
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continue;
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}
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$child->LinkingMode = 'link';
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$child->Children = $this->_getModulePagesNested($child, $module, $level + 1);
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}
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return $children;
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|
}
|
|
}
|
|
}
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return false;
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}
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|
|
/**
|
|
* Return the content for the page. If its an actual documentation page then
|
|
* display the content from the page, otherwise display the contents from
|
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* the index.md file if its a folder
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*
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* @return HTMLText
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*/
|
|
function getContent() {
|
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if($page = $this->getPage()) {
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// Remove last portion of path (filename), we want a link to the folder base
|
|
$html = DocumentationParser::parse($page);
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return DBField::create("HTMLText", $html);
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}
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else {
|
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// If no page found then we may want to get the listing of the folder.
|
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// In case no folder exists, show a "not found" page.
|
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$module = $this->getModule();
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$url = $this->Remaining;
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if($url && $module) {
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$pages = DocumentationService::get_pages_from_folder($module, implode('/', $url), false);
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// If no pages are found, the 404 is handled in the same template
|
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return $this->customise(array(
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'Title' => DocumentationService::clean_page_name(array_pop($url)),
|
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'Pages' => $pages
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))->renderWith('DocFolderListing');
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}
|
|
}
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return false;
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}
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|
|
/**
|
|
* Generate a list of breadcrumbs for the user. Based off the remaining params
|
|
* in the url
|
|
*
|
|
* @return DataObjectSet
|
|
*/
|
|
function getBreadcrumbs() {
|
|
if(!$this->Remaining) $this->Remaining = array();
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|
|
$pages = array_merge(array($this->module), $this->Remaining);
|
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|
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$output = new DataObjectSet();
|
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if($pages) {
|
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$path = array();
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|
|
foreach($pages as $i => $title) {
|
|
if($title) {
|
|
// Don't add module name, already present in Link()
|
|
if($i > 0) $path[] = $title;
|
|
|
|
$output->push(new ArrayData(array(
|
|
'Title' => DocumentationService::clean_page_name($title),
|
|
'Link' => $this->Link($path)
|
|
)));
|
|
}
|
|
}
|
|
}
|
|
|
|
return $output;
|
|
}
|
|
|
|
/**
|
|
* Generate a string for the title tag in the URL.
|
|
*
|
|
* @return String
|
|
*/
|
|
function getPageTitle() {
|
|
if($pages = $this->getBreadcrumbs()) {
|
|
$output = "";
|
|
|
|
foreach($pages as $page) {
|
|
$output = $page->Title .' - '. $output;
|
|
}
|
|
|
|
return $output;
|
|
}
|
|
|
|
return false;
|
|
}
|
|
|
|
/**
|
|
* Return the base link to this documentation location
|
|
*
|
|
* @return String
|
|
*/
|
|
public function Link($path = false) {
|
|
$base = Director::absoluteBaseURL();
|
|
|
|
$version = ($this->version) ? $this->version . '/' : false;
|
|
$lang = ($this->language) ? $this->language .'/' : false;
|
|
$module = ($this->module) ? $this->module .'/' : false;
|
|
|
|
$action = '';
|
|
|
|
if(is_string($path)) {
|
|
$action = $path . '/';
|
|
}
|
|
else if(is_array($path)) {
|
|
foreach($path as $key => $value) {
|
|
if($value) {
|
|
$action .= $value .'/';
|
|
}
|
|
}
|
|
}
|
|
|
|
$link = Controller::join_links($base, self::get_link_base(), $module, $lang, $version, $action);
|
|
|
|
return $link;
|
|
}
|
|
|
|
/**
|
|
* Build the language dropdown.
|
|
*
|
|
* @todo do this on a page by page rather than global
|
|
*
|
|
* @return Form
|
|
*/
|
|
function LanguageForm() {
|
|
if($module = $this->getModule()) {
|
|
$langs = DocumentationService::get_registered_languages($module->getModuleFolder());
|
|
}
|
|
else {
|
|
$langs = DocumentationService::get_registered_languages();
|
|
}
|
|
|
|
$fields = new FieldSet(
|
|
$dropdown = new DropdownField(
|
|
'LangCode',
|
|
_t('DocumentationViewer.LANGUAGE', 'Language'),
|
|
$langs,
|
|
$this->Lang
|
|
)
|
|
);
|
|
|
|
$actions = new FieldSet(
|
|
new FormAction('doLanguageForm', _t('DocumentationViewer.CHANGE', 'Change'))
|
|
);
|
|
|
|
$dropdown->setDisabled(true);
|
|
|
|
return new Form($this, 'LanguageForm', $fields, $actions);
|
|
}
|
|
|
|
/**
|
|
* Process the language change
|
|
*
|
|
*/
|
|
function doLanguageForm($data, $form) {
|
|
$this->Lang = (isset($data['LangCode'])) ? $data['LangCode'] : 'en';
|
|
|
|
return $this->redirect($this->Link());
|
|
}
|
|
|
|
/**
|
|
* @param String
|
|
*/
|
|
static function set_link_base($base) {
|
|
self::$link_base = $base;
|
|
}
|
|
|
|
/**
|
|
* @return String
|
|
*/
|
|
static function get_link_base() {
|
|
return self::$link_base;
|
|
}
|
|
|
|
/**
|
|
* @see {@link Form::FormObjectLink()}
|
|
*/
|
|
function FormObjectLink($name) {
|
|
return $name;
|
|
}
|
|
|
|
/**
|
|
* Documentation Basic Search Form
|
|
*
|
|
* Integrates with sphinx
|
|
* @return Form
|
|
*/
|
|
function DocumentationSearchForm() {
|
|
if(!DocumentationSearch::enabled()) return false;
|
|
|
|
$query = (isset($_REQUEST['Search'])) ? Convert::raw2xml($_REQUEST['Search']) : "";
|
|
|
|
$fields = new FieldSet(
|
|
new TextField('Search', _t('DocumentationViewer.SEARCH', 'Search'), $query)
|
|
);
|
|
|
|
$actions = new FieldSet(
|
|
new FormAction('results', 'Search')
|
|
);
|
|
|
|
$form = new Form($this, 'DocumentationSearchForm', $fields, $actions);
|
|
$form->disableSecurityToken();
|
|
$form->setFormMethod('get');
|
|
$form->setFormAction('home/DocumentationSearchForm');
|
|
|
|
return $form;
|
|
}
|
|
|
|
/**
|
|
* Past straight to results, display and encode the query
|
|
*/
|
|
function results($data, $form = false) {
|
|
|
|
$query = (isset($_REQUEST['Search'])) ? $_REQUEST['Search'] : false;
|
|
|
|
if(!$query) return $this->httpError('404');
|
|
|
|
$search = new DocumentationSearch();
|
|
$search->setQuery($query);
|
|
$search->setOutputController($this);
|
|
|
|
return $search->renderResults();
|
|
}
|
|
} |