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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':
$prefix = static::NAME . 's for ';
if($this->getInput('c')) {
$prefix = static::NAME . 's comments for ';
}
$name = $prefix . $name;
break;
case 'Issue comments':
$name = static::NAME . ' ' . $name . ' #' . $this->getInput('i');
break;
default: return parent::getName();
}
return $name;
}
public function getURI(){
if(null !== $this->getInput('u') && null !== $this->getInput('p')) {
$uri = static::URI . $this->getInput('u') . '/'
. $this->getInput('p') . '/issues';
if($this->queriedContext === 'Issue comments') {
$uri .= '/' . $this->getInput('i');
} elseif($this->getInput('c')) {
$uri .= '?q=is%3Aissue+sort%3Aupdated-desc';
}
return $uri;
}
return parent::getURI();
}
protected function extractIssueEvent($issueNbr, $title, $comment){
$comment = $comment->firstChild();
$uri = static::URI . $this->getInput('u') . '/' . $this->getInput('p')
. '/issues/' . $issueNbr . '#' . $comment->getAttribute('id');
$author = $comment->find('.author', 0)->plaintext;
$title .= ' / ' . trim($comment->plaintext);
$content = $title;
if (null !== $comment->nextSibling()) {
$content = $comment->nextSibling()->innertext;
if ($comment->nextSibling()->nodeName() === 'span') {
$content = $comment->nextSibling()->nextSibling()->innertext;
}
}
$item = array();
$item['author'] = $author;
$item['uri'] = $uri;
$item['title'] = html_entity_decode($title, ENT_QUOTES, 'UTF-8');
$item['timestamp'] = strtotime(
$comment->find('relative-time', 0)->getAttribute('datetime')
);
$item['content'] = $content;
return $item;
}
protected function extractIssueComment($issueNbr, $title, $comment){
$uri = static::URI . $this->getInput('u') . '/'
. $this->getInput('p') . '/issues/' . $issueNbr;
$author = $comment->find('.author', 0)->plaintext;
$title .= ' / ' . trim(
$comment->find('.comment .timeline-comment-header-text', 0)->plaintext
);
$content = $comment->find('.comment-body', 0)->innertext;
$item = array();
$item['author'] = $author;
$item['uri'] = $uri
. '#' . $comment->firstChild()->nextSibling()->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 $comment) {
if (!$comment->hasChildNodes()) {
continue;
}
$comment = $comment->firstChild();
$classes = explode(' ', $comment->getAttribute('class'));
if (in_array('timeline-comment-wrapper', $classes)) {
$item = $this->extractIssueComment($issueNbr, $title, $comment);
$items[] = $item;
continue;
}
while (in_array('discussion-item', $classes)) {
$item = $this->extractIssueEvent($issueNbr, $title, $comment);
$items[] = $item;
$comment = $comment->nextSibling();
if (null == $comment) {
break;
}
$classes = explode(' ', $comment->getAttribute('class'));
}
}
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'
);
$comments = trim($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']);
});
}
}
|
