public function destroy($id)
{
$user = Auth::user();
$entry = UserContestEntry::where(['user_id' => $user->user_id])->findOrFail($id);
$contest = Contest::findOrFail($entry->contest_id);
priv_check('ContestEntryDestroy', $entry)->ensureCan();
$entry->deleteWithFile();
return $contest->userEntries($user);
}
public function gimmeZip($id)
{
set_time_limit(300);
$contest = Contest::findOrFail($id);
$entries = UserContestEntry::where('contest_id', $id)->with('user')->get();
$tmpBase = sys_get_temp_dir() . "/c{$id}-" . time();
$workingFolder = "{$tmpBase}/working";
$outputFolder = "{$tmpBase}/out";
try {
if (!is_dir($workingFolder)) {
mkdir($workingFolder, 0755, true);
}
if (!is_dir($outputFolder)) {
mkdir($outputFolder, 0755, true);
}
// fetch entries
foreach ($entries as $entry) {
$targetDir = "{$workingFolder}/" . ($entry->user ?? new \App\Models\DeletedUser())->username . " ({$entry->user_id})/";
if (!is_dir($targetDir)) {
mkdir($targetDir, 0755, true);
}
copy($entry->fileUrl(), "{$targetDir}/" . sanitize_filename($entry->original_filename));
}
// zip 'em
$zipOutput = "{$outputFolder}/contest-{$id}.zip";
$zip = new \ZipArchive();
$zip->open($zipOutput, \ZipArchive::CREATE);
foreach (glob("{$workingFolder}/**/*.*") as $file) {
// we just want the path relative to the working folder root
$new_filename = str_replace("{$workingFolder}/", '', $file);
$zip->addFile($file, $new_filename);
}
$zip->close();
// send 'em on their way
header('Content-Disposition: attachment; filename=' . basename($zipOutput));
header('Content-Type: application/zip');
header('Expires: 0');
header('Cache-Control: must-revalidate');
header('Pragma: public');
header('Content-Length: ' . filesize($zipOutput));
readfile($zipOutput);
} finally {
deltree($tmpBase);
}
}
public function userEntries($user = null)
{
if ($user === null) {
return [];
}
return json_collection(UserContestEntry::where(['contest_id' => $this->id, 'user_id' => $user->user_id])->get(), new UserContestEntryTransformer());
}
public function checkContestEntryStore($user, $contest)
{
$this->ensureLoggedIn($user);
$this->ensureCleanRecord($user);
if (!$contest->isSubmissionOpen()) {
return 'contest.entry.over';
}
$currentEntries = UserContestEntry::where(['contest_id' => $contest->id, 'user_id' => $user->user_id])->count();
if ($currentEntries >= $contest->max_entries) {
return 'contest.entry.limit_reached';
}
return 'ok';
}
