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|
<?php
class CachetBridge extends BridgeAbstract {
const NAME = 'Cachet Bridge';
const URI = 'https://cachethq.io/';
const DESCRIPTION = 'Returns status updates from any Cachet installation';
const MAINTAINER = 'klimplant';
const PARAMETERS = array(
array(
'host' => array(
'name' => 'Cachet installation',
'type' => 'text',
'required' => true,
'title' => 'The URL of the Cachet installation',
'exampleValue' => 'https://demo.cachethq.io/',
), 'additional_info' => array(
'name' => 'Additional Timestamps',
'type' => 'checkbox',
'title' => 'Whether to include the given timestamps'
)
)
);
const CACHE_TIMEOUT = 300;
private $componentCache = [];
public function getURI() {
return $this->getInput('host') === null ? 'https://cachethq.io/' : $this->getInput('host');
}
/**
* Validates the ping request to the cache API
*
* @param string $ping
* @return boolean
*/
private function validatePing($ping) {
$ping = json_decode($ping);
if ($ping === null) {
return false;
}
return $ping->data === 'Pong!';
}
/**
* Returns the component name of a cachat component
*
* @param integer $id
* @return string
*/
private function getComponentName($id) {
if ($id === 0) {
return '';
}
if (array_key_exists($id, $this->componentCache)) {
return $this->componentCache[$id];
}
$component = getContents($this->getURI() . '/api/v1/components/' . $id);
$component = json_decode($component);
if ($component === null) {
return '';
}
return $component->data->name;
}
public function collectData() {
$ping = getContents(urljoin($this->getURI(), '/api/v1/ping'));
if (!$this->validatePing($ping)) {
returnClientError('Provided URI is invalid!');
}
$url = urljoin($this->getURI(), '/api/v1/incidents?sort=id&order=desc');
$incidents = getContents($url);
$incidents = json_decode($incidents);
if ($incidents === null) {
returnClientError('/api/v1/incidents returned no valid json');
}
usort($incidents->data, function ($a, $b) {
$timeA = strtotime($a->updated_at);
$timeB = strtotime($b->updated_at);
return $timeA > $timeB ? -1 : 1;
});
foreach ($incidents->data as $incident) {
if (isset($incident->permalink)) {
$permalink = $incident->permalink;
} else {
$permalink = urljoin($this->getURI(), '/incident/' . $incident->id);
}
$title = $incident->human_status . ': ' . $incident->name;
$message = '';
if ($this->getInput('additional_info')) {
if (isset($incident->occurred_at)) {
$message .= 'Occurred at: ' . $incident->occurred_at . "\r\n";
}
if (isset($incident->scheduled_at)) {
$message .= 'Scheduled at: ' . $incident->scheduled_at . "\r\n";
}
if (isset($incident->created_at)) {
$message .= 'Created at: ' . $incident->created_at . "\r\n";
}
if (isset($incident->updated_at)) {
$message .= 'Updated at: ' . $incident->updated_at . "\r\n\r\n";
}
}
$message .= $incident->message;
$content = nl2br($message);
$componentName = $this->getComponentName($incident->component_id);
$uidOrig = $permalink . $incident->created_at;
$uid = hash('sha512', $uidOrig);
$timestamp = strtotime($incident->created_at);
$categories = [];
$categories[] = $incident->human_status;
if ($componentName !== '') {
$categories[] = $componentName;
}
$item = [];
$item['uri'] = $permalink;
$item['title'] = $title;
$item['timestamp'] = $timestamp;
$item['content'] = $content;
$item['uid'] = $uid;
$item['categories'] = $categories;
$this->items[] = $item;
}
}
}
|
