rss-bridge/bridges/GithubIssueBridge.php

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