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Automatically send webmentions, move the sending logic into the job

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Jonny Barnes 2016-06-21 15:53:05 +01:00
parent b9d30bf063
commit 995140bb95
3 changed files with 44 additions and 55 deletions
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59
app/Jobs/SendWebMentions.php
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@ -2,6 +2,7 @@
namespace App\Jobs;
use App\Note;
use GuzzleHttp\Client;
use Illuminate\Queue\SerializesModels;
use Illuminate\Queue\InteractsWithQueue;
@ -11,18 +12,20 @@ class SendWebMentions extends Job implements ShouldQueue
{
use InteractsWithQueue, SerializesModels;
protected $url;
protected $source;
protected $note;
protected $guzzle;
/**
* Create a new job instance.
* Create the job instance, inject dependencies.
*
* @param User $user
* @param Note $note
* @return void
*/
public function __construct($url, $source)
public function __construct(Note $note, Client $guzzle)
{
$this->url = $url;
$this->source = $source;
$this->note = $note;
$this->guzzle = $guzzle ?? new Client();
}
/**
@ -30,16 +33,22 @@ class SendWebMentions extends Job implements ShouldQueue
*
* @return void
*/
public function handle(Client $client)
public function handle(Note $note)
{
$endpoint = $this->discoverWebmentionEndpoint($this->url, $client);
if ($endpoint) {
$client->post($endpoint, [
'form_params' => [
'source' => $this->source,
'target' => $this->url,
],
]);
//grab the URLs
$urlsInReplyTo = explode(' ', $this->note->in_reply_to);
$urlsNote = $this->getLinks($this->note->note);
$urls = array_filter(array_merge($urlsInReplyTo, $urlsNote)); //filter out none URLs
foreach ($urls as $url) {
$endpoint = $this->discoverWebmentionEndpoint($url);
if ($endpoint) {
$this->guzzle->post($endpoint, [
'form_params' => [
'source' => $this->note->longurl,
'target' => $url
]
])
}
}
}
@ -50,11 +59,11 @@ class SendWebMentions extends Job implements ShouldQueue
* @param \GuzzleHttp\Client $client
* @return string The webmention endpoint URL
*/
private function discoverWebmentionEndpoint($url, $client)
private function discoverWebmentionEndpoint($url)
{
$endpoint = null;
$response = $client->get($url);
$response = $this->guzzle->get($url);
//check HTTP Headers for webmention endpoint
$links = \GuzzleHttp\Psr7\parse_header($response->getHeader('Link'));
foreach ($links as $link) {
@ -83,4 +92,20 @@ class SendWebMentions extends Job implements ShouldQueue
return false;
}
/**
* Get the URLs from a note.
*/
private function getLinks($html)
{
$urls = [];
$dom = new \DOMDocument();
$dom->loadHTML($html);
$anchors = $dom->getElementsByTagName('a');
foreach ($anchors as $anchor) {
$urls[] = ($anchor->hasAttribute('href')) ? $anchor->getAttribute('href') : false;
}
return $urls;
}
}