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https://github.com/RSS-Bridge/rss-bridge.git
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[Wikipedia] Add support for 'Did you know?' articles
This commit is contained in:
logmanoriginal
parent
17c9d8fc37
commit
04b4dd1db9
1 changed files with 136 additions and 19 deletions
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@ -1,10 +1,14 @@
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<?php
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define('WIKIPEDIA_SUBJECT_TFA', 0); // Today's featured LoadFullArticle
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define('WIKIPEDIA_SUBJECT_DYK', 1); // Did you know...
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class WikipediaBridge extends BridgeAbstract{
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public function loadMetadatas(){
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$this->maintainer = 'logmanoriginal';
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$this->name = 'Wikipedia bridge for \'Today\'s featured article...\' for many languages';
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$this->name = 'Wikipedia bridge for many languages';
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$this->uri = 'https://www.wikipedia.org/';
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$this->description = 'Returns \'Today\'s featured article...\' for a language of your choice';
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$this->description = 'Returns articles for a language of your choice';
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$this->update = '2016-08-07';
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$this->parameters[] =
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@ -35,6 +39,24 @@ class WikipediaBridge extends BridgeAbstract{
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}
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]
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},
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{
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"name": "Subject",
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"identifier": "subject",
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"type": "list",
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"required": "true",
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"title": "What subject are you interested in?",
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"exampleValue": "Today\'s featured article",
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"values": [
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{
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"name": "Today\'s featured article",
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"value": "tfa"
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},
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{
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"name": "Did you know...",
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"value": "dyk"
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}
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]
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},
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{
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"name": "Load full article",
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"identifier": "fullarticle",
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@ -53,6 +75,22 @@ class WikipediaBridge extends BridgeAbstract{
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if(!$this->CheckLanguageCode(strtolower($params['language'])))
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$this->returnError('The language code you provided (\'' . $params['language'] . '\') is not supported!', 400);
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if(!isset($params['subject']))
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$this->returnError('You must specify a valid subject via \'&subject=\'!', 400);
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$subject = WIKIPEDIA_SUBJECT_TFA;
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switch($params['subject']){
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case 'tfa':
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$subject = WIKIPEDIA_SUBJECT_TFA;
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break;
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case 'dyk':
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$subject = WIKIPEDIA_SUBJECT_DYK;
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break;
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default:
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$subject = WIKIPEDIA_SUBJECT_TFA;
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break;
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}
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$fullArticle = false;
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if(isset($params['fullarticle']))
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$fullArticle = $params['fullarticle'] === 'on' ? true : false;
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@ -61,7 +99,17 @@ class WikipediaBridge extends BridgeAbstract{
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$this->uri = 'https://' . strtolower($params['language']) . '.wikipedia.org';
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// While we at it let's also update the name for the feed
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switch($subject){
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case WIKIPEDIA_SUBJECT_TFA:
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$this->name = 'Today\'s featured article from ' . strtolower($params['language']) . '.wikipedia.org';
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break;
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case WIKIPEDIA_SUBJECT_DYK:
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$this->name = 'Did you know? - articles from ' . strtolower($params['language']) . '.wikipedia.org';
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break;
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default:
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$this->name = 'Articles from ' . strtolower($params['language']) . '.wikipedia.org';
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break;
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}
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// This will automatically send us to the correct main page in any language (try it!)
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$html = $this->file_get_html($this->uri . '/wiki');
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@ -82,7 +130,7 @@ class WikipediaBridge extends BridgeAbstract{
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/*
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* The method takes care of creating all items.
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*/
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$this->$function($html, $fullArticle);
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$this->$function($html, $subject, $fullArticle);
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}
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/**
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@ -100,10 +148,19 @@ class WikipediaBridge extends BridgeAbstract{
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return in_array($languageCode, $language_names);
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}
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/**
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* Replaces all relative URIs with absolute ones
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* @param $element A simplehtmldom element
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* @return The $element->innertext with all URIs replaced
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*/
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private function ReplaceURIInHTMLElement($element){
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return str_replace('href="/', 'href="' . $this->uri . '/', $element->innertext);
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}
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/*
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* Adds a new item to $items using a generic operation (should work for most (all?) wikis)
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*/
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private function AddElementGeneric($element, $fullArticle){
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private function AddTodaysFeaturedArticleGeneric($element, $fullArticle){
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// Clean the bottom of the featured article
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$element->find('div', -1)->outertext = '';
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@ -121,13 +178,31 @@ class WikipediaBridge extends BridgeAbstract{
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$item->title = $target->title;
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if(!$fullArticle)
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$item->content = strip_tags(str_replace('href="/', 'href="' . $this->uri . '/', $element->innertext), '<a><p><br><img>');
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$item->content = strip_tags($this->ReplaceURIInHTMLElement($element), '<a><p><br><img>');
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else
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$item->content = $this->LoadFullArticle($item->uri);
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$this->items[] = $item;
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}
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/*
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* Adds a new item to $items using a generic operation (should work for most (all?) wikis)
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*/
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private function AddDidYouKnowGeneric($element, $fullArticle){
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foreach($element->find('ul', 0)->find('li') as $entry){
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$item = new \Item();
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$item->uri = $this->uri . $entry->find('a', 0)->href;
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$item->title = $entry->find('a', 0)->title;
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if(!$fullArticle)
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$item->content = $this->ReplaceURIInHTMLElement($entry);
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else
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$item->content = $this->LoadFullArticle($item->uri);
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$this->items[] = $item;
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}
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}
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/**
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* Loads the full article from a given URI
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*/
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@ -143,7 +218,9 @@ class WikipediaBridge extends BridgeAbstract{
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$this->returnError('Could not find content in page: ' . $uri . '!', 404);
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// Let's remove a couple of things from the article
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$content->find('#toc', 0)->outertext = ''; // 'Contents' table
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$table = $content->find('#toc', 0); // Table of contents
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if(!$table === false)
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$table->outertext = '';
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foreach($content->find('ol.references') as $reference) // References
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$reference->outertext = '';
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@ -154,32 +231,72 @@ class WikipediaBridge extends BridgeAbstract{
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/**
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* Implementation for de.wikipedia.org
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*/
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private function GetContentsDE($html, $fullArticle){
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private function GetContentsDE($html, $subject, $fullArticle){
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switch($subject){
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case WIKIPEDIA_SUBJECT_TFA:
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$element = $html->find('div[id=mf-tfa]', 0);
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$this->AddElementGeneric($element, $fullArticle);
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$this->AddTodaysFeaturedArticleGeneric($element, $fullArticle);
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break;
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case WIKIPEDIA_SUBJECT_DYK:
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$element = $html->find('div[id=mf-dyk]', 0);
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$this->AddDidYouKnowGeneric($element, $fullArticle);
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break;
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default:
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break;
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}
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}
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/**
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* Implementation for fr.wikipedia.org
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*/
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private function GetContentsFR($html, $fullArticle){
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private function GetContentsFR($html, $subject, $fullArticle){
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switch($subject){
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case WIKIPEDIA_SUBJECT_TFA:
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$element = $html->find('div[id=accueil-lumieresur]', 0);
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$this->AddElementGeneric($element, $fullArticle);
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$this->AddTodaysFeaturedArticleGeneric($element, $fullArticle);
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break;
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case WIKIPEDIA_SUBJECT_DYK:
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$element = $html->find('div[id=SaviezVous]', 0);
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$this->AddDidYouKnowGeneric($element, $fullArticle);
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break;
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default:
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break;
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}
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}
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/**
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* Implementation for en.wikipedia.org
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*/
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private function GetContentsEN($html, $fullArticle){
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private function GetContentsEN($html, $subject, $fullArticle){
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switch($subject){
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case WIKIPEDIA_SUBJECT_TFA:
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$element = $html->find('div[id=mp-tfa]', 0);
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$this->AddElementGeneric($element, $fullArticle);
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$this->AddTodaysFeaturedArticleGeneric($element, $fullArticle);
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break;
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case WIKIPEDIA_SUBJECT_DYK:
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$element = $html->find('div[id=mp-dyk]', 0);
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$this->AddDidYouKnowGeneric($element, $fullArticle);
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break;
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default:
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break;
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}
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}
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/**
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* Implementation for eo.wikipedia.org
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*/
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private function GetContentsEO($html, $fullArticle){
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private function GetContentsEO($html, $subject, $fullArticle){
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switch($subject){
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case WIKIPEDIA_SUBJECT_TFA:
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$element = $html->find('div[id=mf-artikolo-de-la-semajno]', 0);
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$this->AddElementGeneric($element, $fullArticle);
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$this->AddTodaysFeaturedArticleGeneric($element, $fullArticle);
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break;
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case WIKIPEDIA_SUBJECT_DYK:
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$element = $html->find('div[id=mw-content-text]', 0)->find('table', 4)->find('td', 4);
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$this->AddDidYouKnowGeneric($element, $fullArticle);
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break;
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default:
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break;
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}
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}
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}
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