pixelfed/app/Services/CustomEmojiService.php

132 lines
2.9 KiB
PHP

<?php
namespace App\Services;
use App\Models\CustomEmoji;
use App\Util\ActivityPub\Helpers;
use Illuminate\Support\Facades\Http;
use Illuminate\Support\Facades\Cache;
class CustomEmojiService
{
public static function get($shortcode)
{
if(config('federation.custom_emoji.enabled') == false) {
return;
}
return CustomEmoji::whereShortcode($shortcode)->first();
}
public static function import($url, $id = false)
{
if(config('federation.custom_emoji.enabled') == false) {
return;
}
if(Helpers::validateUrl($url) == false) {
return;
}
$emoji = CustomEmoji::whereUri($url)->first();
if($emoji) {
return;
}
$res = Http::acceptJson()->get($url);
if($res->successful()) {
$json = $res->json();
if(
!$json ||
!isset($json['id']) ||
!isset($json['type']) ||
$json['type'] !== 'Emoji' ||
!isset($json['icon']) ||
!isset($json['icon']['mediaType']) ||
!isset($json['icon']['url']) ||
!isset($json['icon']['type']) ||
$json['icon']['type'] !== 'Image' ||
!in_array($json['icon']['mediaType'], ['image/jpeg', 'image/png', 'image/jpg'])
) {
return;
}
if(!self::headCheck($json['icon']['url'])) {
return;
}
$emoji = new CustomEmoji;
$emoji->shortcode = $json['name'];
$emoji->uri = $json['id'];
$emoji->domain = parse_url($json['id'], PHP_URL_HOST);
$emoji->image_remote_url = $json['icon']['url'];
$emoji->save();
$ext = '.' . last(explode('/', $json['icon']['mediaType']));
$dest = storage_path('app/public/emoji/') . $emoji->id . $ext;
copy($emoji->image_remote_url, $dest);
$emoji->media_path = 'emoji/' . $emoji->id . $ext;
$emoji->save();
$name = str_replace(':', '', $json['name']);
Cache::forget('pf:custom_emoji');
Cache::forget('pf:custom_emoji:' . $name);
if($id) {
StatusService::del($id);
}
return;
} else {
return;
}
}
public static function headCheck($url)
{
$res = Http::head($url);
if(!$res->successful()) {
return false;
}
$type = $res->header('content-type');
$length = $res->header('content-length');
if(
!$type ||
!$length ||
!in_array($type, ['image/jpeg', 'image/png', 'image/jpg']) ||
$length > config('federation.custom_emoji.max_size')
) {
return false;
}
return true;
}
public static function all()
{
return Cache::rememberForever('pf:custom_emoji', function() {
$pgsql = config('database.default') === 'pgsql';
return CustomEmoji::when(!$pgsql, function($q, $pgsql) {
return $q->groupBy('shortcode');
})
->get()
->map(function($emojo) {
$url = url('storage/' . $emojo->media_path);
return [
'shortcode' => str_replace(':', '', $emojo->shortcode),
'url' => $url,
'static_path' => $url,
'visible_in_picker' => $emojo->disabled == false
];
})
->when($pgsql, function($collection) {
return $collection->unique('shortcode');
})
->toJson(JSON_UNESCAPED_SLASHES);
});
}
}