pixelfed/app/Http/Controllers/PollController.php

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<?php
namespace App\Http\Controllers;
use Illuminate\Http\Request;
use App\Status;
use App\Models\Poll;
use App\Models\PollVote;
use App\Services\PollService;
use App\Services\FollowerService;
class PollController extends Controller
{
public function getPoll(Request $request, $id)
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{
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abort_if(!config_cache('instance.polls.enabled'), 404);
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$poll = Poll::findOrFail($id);
$status = Status::findOrFail($poll->status_id);
if($status->scope != 'public') {
abort_if(!$request->user(), 403);
if($request->user()->profile_id != $status->profile_id) {
abort_if(!FollowerService::follows($request->user()->profile_id, $status->profile_id), 404);
}
}
$pid = $request->user() ? $request->user()->profile_id : false;
$poll = PollService::getById($id, $pid);
return $poll;
}
public function vote(Request $request, $id)
{
abort_if(!config_cache('instance.polls.enabled'), 404);
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abort_unless($request->user(), 403);
$this->validate($request, [
'choices' => 'required|array'
]);
$pid = $request->user()->profile_id;
$poll_id = $id;
$choices = $request->input('choices');
// todo: implement multiple choice
$choice = $choices[0];
$poll = Poll::findOrFail($poll_id);
abort_if(now()->gt($poll->expires_at), 422, 'Poll expired.');
abort_if(PollVote::wherePollId($poll_id)->whereProfileId($pid)->exists(), 400, 'Already voted.');
$vote = new PollVote;
$vote->status_id = $poll->status_id;
$vote->profile_id = $pid;
$vote->poll_id = $poll->id;
$vote->choice = $choice;
$vote->save();
$poll->votes_count = $poll->votes_count + 1;
$poll->cached_tallies = collect($poll->getTallies())->map(function($tally, $key) use($choice) {
return $choice == $key ? $tally + 1 : $tally;
})->toArray();
$poll->save();
PollService::del($poll->status_id);
$res = PollService::get($poll->status_id, $pid);
return $res;
}
}