automatically generate link previews for new incoming notes after some delay

1 files changed, 28 insertions, 0 deletions

diff --git a/Digitigrade/Job/GenerateLinkPreviews.php b/Digitigrade/Job/GenerateLinkPreviews.php
new file mode 100644
index 0000000..acaccbb
--- /dev/null
+++ b/Digitigrade/Job/GenerateLinkPreviews.php
@@ -0,0 +1,28 @@
+<?php
+namespace Digitigrade\Job;
+
+use Digitigrade\Job;
+use Digitigrade\JobQueue;
+use Digitigrade\Logger;
+use Digitigrade\Model\Note;
+
+class GenerateLinkPreviews extends Job {
+    public int $noteId;
+
+    public function __construct(Note $note) {
+        $this->noteId = $note->id;
+        $this->remainingTries = 4;
+    }
+
+    public function run() {
+        $note = Note::find($this->noteId);
+        Logger::getInstance()->info('Generating link previews for note: ' . $note->uri);
+        $note->generateLinkPreviews();
+        $note->save();
+    }
+
+    public function submit() {
+        // submit it after a random delay to avoid deluging the websites being previewed
+        JobQueue::getInstance()->submitDelayed($this, random_int(0, 60 * 15 /* 15 minutes */));
+    }
+}
\ No newline at end of file