rename to Digitigrade / PawPub

:3

1 files changed, 90 insertions, 0 deletions

diff --git a/Digitigrade/Model/Actor.php b/Digitigrade/Model/Actor.php
new file mode 100644
index 0000000..946265e
--- /dev/null
+++ b/Digitigrade/Model/Actor.php
@@ -0,0 +1,90 @@
+<?php
+namespace Digitigrade\Model;
+
+use Digitigrade\RemoteFetchable;
+
+class Actor extends FetchableModel implements \JsonSerializable {
+    public const REL_URI = "https://pawpub.entities.org.uk/rel/actor.html";
+
+    public ?int $id;
+    public string $uri;
+    public bool $isLocal = false;
+    public \DateTimeImmutable $created;
+    public ?\DateTimeImmutable $modified;
+    public ?string $homepage;
+    public string $handle;
+    public string $displayName;
+    public ?string $avatar;
+    public ?string $bio;
+    public ?string $pronouns;
+    public bool $automated = false;
+    public bool $requestToFollow = false;
+    public ActorEndpoints $endpoints;
+    public array $extensions = [];
+
+    protected function getUpdateWhereClause(\PDO $db): ?string {
+        if (self::findWhere('uri = ?', [$this->uri]) != null)
+            return 'uri = ' . $db->quote($this->uri);
+        if (self::findWhere('id = ?', [$this->id]) != null)
+            return "id = $this->id";
+        return null;
+    }
+
+    public static function findLocalByHandle(string $handle): ?self {
+        return self::findWhere('is_local = true AND handle = ?', [$handle]);
+    }
+
+    public static function findByWebfinger(string $acct, bool $autoSave = true, bool $forceRefetch = false): ?self {
+        // normalise uri
+        if (!str_starts_with($acct, 'acct:')) {
+            if (str_starts_with($acct, '@')) {
+                $acct = substr($acct, 1);
+            }
+            $acct = "acct:$acct";
+        }
+        // fetch it
+        $domain = explode('@', $acct, 2)[1];
+        $data = @file_get_contents("https://$domain/.well-known/webfinger?resource=$acct",
+            context: stream_context_create([
+                'http' => ['header' => 'Accept: application/jrd+json, application/json']
+            ])
+        );
+        if ($data === false)
+            return null;
+        $data = json_decode($data);
+        if ($data === null)
+            return null;
+        // find the right link
+        if (!isset($data->links))
+            return null;
+        $matching = array_filter($data->links, function (\stdClass $linkObj) {
+            return $linkObj->rel == self::REL_URI;
+        });
+        if (count($matching) == 0)
+            return null;
+        return self::findByUri($matching[0]->href, $autoSave, $forceRefetch);
+    }
+
+    public function jsonSerialize(): array {
+        return [
+            'type' => 'actor',
+            'self' => path_to_uri("/user/$this->handle"),
+            'created' => $this->created?->format('c'),
+            'modified' => $this->modified?->format('c'),
+            'homepage' => path_to_uri("/$this->handle"),
+            'handle' => $this->handle,
+            'displayName' => $this->displayName,
+            'bio' => $this->bio,
+            'pronouns' => $this->pronouns,
+            'automated' => $this->automated,
+            'endpoints' => [
+                'basicFeed' => path_to_uri("/user/$this->handle/basicFeed"),
+                'fullFeed' => path_to_uri("/user/$this->handle/fullFeed")
+            ]
+        ];
+    }
+
+    public function hydrate() {
+        $this->endpoints = ActorEndpoints::findWhere('actor_id = ?', [$this->id]);
+    }
+}
\ No newline at end of file