forked from mirror/pixelfed
407 lines
13 KiB
PHP
407 lines
13 KiB
PHP
<?php
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namespace App\Services;
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use App\Hashtag;
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use App\Profile;
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use App\Status;
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use App\Transformer\Api\AccountTransformer;
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use App\Util\ActivityPub\Helpers;
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use Illuminate\Support\Str;
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use League\Fractal;
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use League\Fractal\Serializer\ArraySerializer;
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class SearchApiV2Service
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{
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private $query;
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public static $mastodonMode = false;
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public static function query($query, $mastodonMode = false)
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{
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self::$mastodonMode = $mastodonMode;
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return (new self)->run($query);
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}
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protected function run($query)
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{
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$this->query = $query;
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$q = urldecode($query->input('q'));
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if ($query->has('resolve') &&
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(Str::startsWith($q, 'https://') ||
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Str::substrCount($q, '@') >= 1)
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) {
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return $this->resolveQuery();
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}
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if ($query->has('type')) {
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switch ($query->input('type')) {
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case 'accounts':
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return [
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'accounts' => $this->accounts(),
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'hashtags' => [],
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'statuses' => [],
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];
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break;
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case 'hashtags':
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return [
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'accounts' => [],
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'hashtags' => $this->hashtags(),
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'statuses' => [],
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];
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break;
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case 'statuses':
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return [
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'accounts' => [],
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'hashtags' => [],
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'statuses' => $this->statuses(),
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];
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break;
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}
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}
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if ($query->has('account_id')) {
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return [
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'accounts' => [],
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'hashtags' => [],
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'statuses' => $this->statusesById(),
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];
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}
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return [
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'accounts' => $this->accounts(),
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'hashtags' => $this->hashtags(),
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'statuses' => $this->statuses(),
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];
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}
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protected function accounts($initalQuery = false)
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{
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$mastodonMode = self::$mastodonMode;
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$user = request()->user();
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$limit = $this->query->input('limit') ?? 20;
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$offset = $this->query->input('offset') ?? 0;
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$rawQuery = $initalQuery ? $initalQuery : $this->query->input('q');
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$query = $rawQuery.'%';
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$webfingerQuery = $query;
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if (Str::substrCount($rawQuery, '@') == 1 && substr($rawQuery, 0, 1) !== '@') {
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$query = '@'.$query;
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}
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if (substr($webfingerQuery, 0, 1) !== '@') {
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$webfingerQuery = '@'.$webfingerQuery;
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}
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$banned = InstanceService::getBannedDomains() ?? [];
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$domainBlocks = UserFilterService::domainBlocks($user->profile_id);
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if ($domainBlocks && count($domainBlocks)) {
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$banned = array_unique(
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array_values(
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array_merge($banned, $domainBlocks)
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)
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);
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}
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$operator = config('database.default') === 'pgsql' ? 'ilike' : 'like';
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$results = Profile::select('username', 'id', 'followers_count', 'domain')
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->where('username', $operator, $query)
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->orWhere('webfinger', $operator, $webfingerQuery)
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->orderByDesc('profiles.followers_count')
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->offset($offset)
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->limit($limit)
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->get()
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->filter(function ($profile) use ($banned) {
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return in_array($profile->domain, $banned) == false;
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})
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->map(function ($res) use ($mastodonMode) {
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return $mastodonMode ?
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AccountService::getMastodon($res['id']) :
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AccountService::get($res['id']);
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})
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->filter(function ($account) {
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return $account && isset($account['id']);
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})
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->values();
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return $results;
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}
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protected function hashtags()
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{
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$mastodonMode = self::$mastodonMode;
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$q = $this->query->input('q');
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$limit = $this->query->input('limit') ?? 20;
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$offset = $this->query->input('offset') ?? 0;
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$query = Str::startsWith($q, '#') ? substr($q, 1).'%' : $q;
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$operator = config('database.default') === 'pgsql' ? 'ilike' : 'like';
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return Hashtag::where('name', $operator, $query)
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->orderByDesc('cached_count')
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->offset($offset)
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->limit($limit)
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->get()
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->filter(function ($tag) {
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return $tag->can_search != false;
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})
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->map(function ($tag) use ($mastodonMode) {
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$res = [
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'name' => $tag->name,
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'url' => $tag->url(),
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];
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if (! $mastodonMode) {
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$res['history'] = [];
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$res['count'] = $tag->cached_count ?? 0;
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}
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return $res;
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})
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->values();
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}
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protected function statuses()
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{
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// Removed until we provide more relevent sorting/results
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return [];
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}
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protected function statusesById()
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{
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// Removed until we provide more relevent sorting/results
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return [];
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}
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protected function resolveQuery()
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{
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$default = [
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'accounts' => [],
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'hashtags' => [],
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'statuses' => [],
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];
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$user = request()->user();
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$mastodonMode = self::$mastodonMode;
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$query = urldecode($this->query->input('q'));
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$banned = InstanceService::getBannedDomains();
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$domainBlocks = UserFilterService::domainBlocks($user->profile_id);
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if ($domainBlocks && count($domainBlocks)) {
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$banned = array_unique(
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array_values(
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array_merge($banned, $domainBlocks)
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)
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);
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}
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if (substr($query, 0, 1) === '@' && ! Str::contains($query, '.')) {
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$default['accounts'] = $this->accounts(substr($query, 1));
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return $default;
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}
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if (Helpers::validateLocalUrl($query)) {
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if (Str::contains($query, '/p/') || Str::contains($query, 'i/web/post/')) {
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return $this->resolveLocalStatus();
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} elseif (Str::contains($query, 'i/web/profile/')) {
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return $this->resolveLocalProfileId();
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} else {
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return $this->resolveLocalProfile();
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}
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} else {
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if (! Helpers::validateUrl($query) && strpos($query, '@') == -1) {
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return $default;
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}
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if (! Str::startsWith($query, 'http') && Str::substrCount($query, '@') == 1 && strpos($query, '@') !== 0) {
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try {
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$res = WebfingerService::lookup('@'.$query, $mastodonMode);
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} catch (\Exception $e) {
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return $default;
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}
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if ($res && isset($res['id'], $res['url'])) {
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$domain = strtolower(parse_url($res['url'], PHP_URL_HOST));
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if (in_array($domain, $banned)) {
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return $default;
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}
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$default['accounts'][] = $res;
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return $default;
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} else {
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return $default;
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}
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}
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if (Str::substrCount($query, '@') == 2) {
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try {
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$res = WebfingerService::lookup($query, $mastodonMode);
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} catch (\Exception $e) {
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return $default;
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}
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if ($res && isset($res['id'])) {
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$domain = strtolower(parse_url($res['url'], PHP_URL_HOST));
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if (in_array($domain, $banned)) {
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return $default;
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}
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$default['accounts'][] = $res;
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return $default;
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} else {
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return $default;
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}
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}
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if ($sid = Status::whereUri($query)->first()) {
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$s = StatusService::get($sid->id, false);
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if (! $s) {
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return $default;
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}
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if (in_array($s['visibility'], ['public', 'unlisted'])) {
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$default['statuses'][] = $s;
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return $default;
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}
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}
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try {
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$res = ActivityPubFetchService::get($query);
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if ($res) {
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$json = json_decode($res, true);
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if (! $json || ! isset($json['@context']) || ! isset($json['type']) || ! in_array($json['type'], ['Note', 'Person'])) {
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return [
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'accounts' => [],
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'hashtags' => [],
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'statuses' => [],
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];
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}
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switch ($json['type']) {
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case 'Note':
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$obj = Helpers::statusFetch($query);
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if (! $obj || ! isset($obj['id'])) {
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return $default;
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}
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$note = $mastodonMode ?
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StatusService::getMastodon($obj['id'], false) :
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StatusService::get($obj['id'], false);
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if (! $note) {
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return $default;
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}
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if (! isset($note['visibility']) || ! in_array($note['visibility'], ['public', 'unlisted'])) {
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return $default;
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}
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$default['statuses'][] = $note;
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return $default;
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break;
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case 'Person':
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$obj = Helpers::profileFetch($query);
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if (! $obj) {
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return $default;
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}
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if (in_array($obj['domain'], $banned)) {
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return $default;
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}
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$default['accounts'][] = $mastodonMode ?
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AccountService::getMastodon($obj['id'], true) :
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AccountService::get($obj['id'], true);
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return $default;
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break;
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default:
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return [
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'accounts' => [],
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'hashtags' => [],
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'statuses' => [],
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];
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break;
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}
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}
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} catch (\Exception $e) {
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return [
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'accounts' => [],
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'hashtags' => [],
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'statuses' => [],
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];
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}
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return $default;
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}
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}
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protected function resolveLocalStatus()
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{
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$query = urldecode($this->query->input('q'));
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$query = last(explode('/', parse_url($query, PHP_URL_PATH)));
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$status = StatusService::getMastodon($query, false);
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if (! $status || ! in_array($status['visibility'], ['public', 'unlisted'])) {
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return [
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'accounts' => [],
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'hashtags' => [],
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'statuses' => [],
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];
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}
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$res = [
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'accounts' => [],
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'hashtags' => [],
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'statuses' => [$status],
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];
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return $res;
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}
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protected function resolveLocalProfile()
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{
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$query = urldecode($this->query->input('q'));
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$query = last(explode('/', parse_url($query, PHP_URL_PATH)));
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$profile = Profile::whereNull('status')
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->whereNull('domain')
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->whereUsername($query)
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->first();
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if (! $profile) {
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return [
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'accounts' => [],
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'hashtags' => [],
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'statuses' => [],
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];
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}
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$fractal = new Fractal\Manager();
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$fractal->setSerializer(new ArraySerializer());
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$resource = new Fractal\Resource\Item($profile, new AccountTransformer());
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return [
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'accounts' => [$fractal->createData($resource)->toArray()],
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'hashtags' => [],
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'statuses' => [],
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];
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}
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protected function resolveLocalProfileId()
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{
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$query = urldecode($this->query->input('q'));
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$query = last(explode('/', parse_url($query, PHP_URL_PATH)));
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$profile = Profile::whereNull('status')
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->find($query);
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if (! $profile) {
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return [
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'accounts' => [],
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'hashtags' => [],
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'statuses' => [],
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];
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}
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$fractal = new Fractal\Manager();
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$fractal->setSerializer(new ArraySerializer());
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$resource = new Fractal\Resource\Item($profile, new AccountTransformer());
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return [
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'accounts' => [$fractal->createData($resource)->toArray()],
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'hashtags' => [],
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'statuses' => [],
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];
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}
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}
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