forked from blallo/rss-bridge
188 lines
5.8 KiB
PHP
188 lines
5.8 KiB
PHP
<?php
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class GithubIssueBridge extends BridgeAbstract {
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const MAINTAINER = 'Pierre Mazière';
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const NAME = 'Github Issue';
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const URI = 'https://github.com/';
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const CACHE_TIMEOUT = 600; // 10min
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const DESCRIPTION = 'Returns the issues or comments of an issue of a github project';
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const PARAMETERS = array(
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'global' => array(
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'u' => array(
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'name' => 'User name',
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'required' => true
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),
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'p' => array(
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'name' => 'Project name',
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'required' => true
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)
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),
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'Project Issues' => array(
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'c' => array(
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'name' => 'Show Issues Comments',
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'type' => 'checkbox'
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)
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),
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'Issue comments' => array(
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'i' => array(
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'name' => 'Issue number',
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'type' => 'number',
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'required' => 'true'
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)
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)
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);
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public function getName(){
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$name = $this->getInput('u') . '/' . $this->getInput('p');
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switch($this->queriedContext){
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case 'Project Issues':
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if($this->getInput('c')){
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$prefix = static::NAME . 's comments for ';
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} else {
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$prefix = static::NAME . 's for ';
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}
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$name = $prefix . $name;
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break;
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case 'Issue comments':
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$name = static::NAME . ' ' . $name . ' #' . $this->getInput('i');
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break;
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default: return parent::getName();
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}
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return $name;
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}
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public function getURI(){
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$uri = static::URI . $this->getInput('u') . '/' . $this->getInput('p') . '/issues';
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if($this->queriedContext === 'Issue comments'){
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$uri .= '/' . $this->getInput('i');
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} elseif($this->getInput('c')){
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$uri .= '?q=is%3Aissue+sort%3Aupdated-desc';
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}
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return $uri;
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}
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protected function extractIssueComment($issueNbr, $title, $comment){
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$class = $comment->getAttribute('class');
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$classes = explode(' ', $class);
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$event = false;
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if(in_array('discussion-item', $classes)){
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$event = true;
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}
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$author = 'unknown';
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if($comment->find('.author', 0)){
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$author = $comment->find('.author', 0)->plaintext;
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}
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$uri = static::URI . $this->getInput('u') . '/' . $this->getInput('p') . '/issues/' . $issueNbr;
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$comment = $comment->firstChild();
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if(!$event){
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$comment = $comment->nextSibling();
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}
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if($event){
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$title .= ' / ' . substr($class, strpos($class, 'discussion-item-') + strlen('discussion-item-'));
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if(!$comment->hasAttribute('id')){
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$items = array();
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$timestamp = strtotime($comment->find('relative-time', 0)->getAttribute('datetime'));
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$content = $comment->innertext;
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while($comment = $comment->nextSibling()){
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$item = array();
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$item['author'] = $author;
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$item['title'] = html_entity_decode($title, ENT_QUOTES, 'UTF-8');
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$item['timestamp'] = $timestamp;
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$item['content'] = $content . '<p>' . $comment->children(1)->innertext . '</p>';
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$item['uri'] = $uri . '#' . $comment->children(1)->getAttribute('id');
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$items[] = $item;
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}
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return $items;
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}
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$content = $comment->parent()->innertext;
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} else {
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$title .= ' / ' . trim($comment->firstChild()->plaintext);
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$content = "<pre>" . $comment->find('.comment-body', 0)->innertext . "</pre>";
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}
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$item = array();
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$item['author'] = $author;
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$item['uri'] = $uri . '#' . $comment->getAttribute('id');
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$item['title'] = html_entity_decode($title, ENT_QUOTES, 'UTF-8');
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$item['timestamp'] = strtotime($comment->find('relative-time', 0)->getAttribute('datetime'));
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$item['content'] = $content;
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return $item;
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}
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protected function extractIssueComments($issue){
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$items = array();
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$title = $issue->find('.gh-header-title', 0)->plaintext;
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$issueNbr = trim(substr($issue->find('.gh-header-number', 0)->plaintext, 1));
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$comments = $issue->find('.js-discussion', 0);
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foreach($comments->children() as $comment){
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$classes = explode(' ', $comment->getAttribute('class'));
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if(in_array('discussion-item', $classes)
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|| in_array('timeline-comment-wrapper', $classes)){
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$item = $this->extractIssueComment($issueNbr, $title, $comment);
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if(array_keys($item) !== range(0, count($item) - 1)){
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$item = array($item);
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}
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$items = array_merge($items, $item);
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}
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}
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return $items;
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}
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public function collectData(){
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$html = getSimpleHTMLDOM($this->getURI())
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or returnServerError('No results for Github Issue ' . $this->getURI());
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switch($this->queriedContext){
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case 'Issue comments':
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$this->items = $this->extractIssueComments($html);
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break;
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case 'Project Issues':
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foreach($html->find('.js-active-navigation-container .js-navigation-item') as $issue){
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$info = $issue->find('.opened-by', 0);
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$issueNbr = substr(trim($info->plaintext), 1, strpos(trim($info->plaintext), ' '));
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$item = array();
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$item['content'] = '';
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if($this->getInput('c')){
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$uri = static::URI . $this->getInput('u') . '/' . $this->getInput('p') . '/issues/' . $issueNbr;
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$issue = getSimpleHTMLDOMCached($uri, static::CACHE_TIMEOUT);
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if($issue){
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$this->items = array_merge($this->items, $this->extractIssueComments($issue));
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continue;
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}
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$item['content'] = 'Can not extract comments from ' . $uri;
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}
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$item['author'] = $info->find('a', 0)->plaintext;
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$item['timestamp'] = strtotime($info->find('relative-time', 0)->getAttribute('datetime'));
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$item['title'] = html_entity_decode(
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$issue->find('.js-navigation-open', 0)->plaintext,
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ENT_QUOTES,
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'UTF-8'
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);
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$comments = $issue->find('.col-5', 0)->plaintext;
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$item['content'] .= "\n" . 'Comments: ' . ($comments ? $comments : '0');
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$item['uri'] = self::URI . $issue->find('.js-navigation-open', 0)->getAttribute('href');
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$this->items[] = $item;
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}
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break;
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}
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array_walk($this->items, function(&$item){
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$item['content'] = preg_replace('/\s+/', ' ', $item['content']);
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$item['content'] = str_replace('href="/', 'href="' . static::URI, $item['content']);
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$item['content'] = str_replace(
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'href="#',
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'href="' . substr($item['uri'], 0, strpos($item['uri'], '#') + 1),
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$item['content']
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);
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$item['title'] = preg_replace('/\s+/', ' ', $item['title']);
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});
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}
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}
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