function processConnectToContestRequest($request)
{
$prfx = DB_PREFIX;
//find user in table
$row = Data::getRow(sprintf("SELECT {$prfx}user.*, {$prfx}contest.settings\r\n FROM {$prfx}user\r\n LEFT JOIN {$prfx}contest\r\n ON {$prfx}user.contest_id = {$prfx}contest.id\r\n WHERE login=%s AND contest_id=%s", Data::quote_smart($request->login), Data::quote_smart($request->contestID)));
//test if there is at least one user
if (!$row) {
throwBusinessLogicError(12);
}
//test password
if ($row['password'] !== $request->password) {
throwBusinessLogicError(12);
}
//get contest settings and contest time
$settings = Data::_unserialize($row['settings'], null);
if (is_null($row['contest_start'])) {
$now = getdate();
$now = $now[0];
$q = Data::composeUpdateQuery('user', array('contest_start' => DatePHPToMySQL($now)), "id={$row['id']}");
Data::submitModificationQuery($q);
$row['contest_start'] = $now;
}
$contest_time = getCurrentContestTime($settings, DateMySQLToPHP($row['contest_start']), DateMySQLToPHP($row['contest_finish']));
if ($contest_time['interval'] === 'before' && $row['user_type'] === 'Participant') {
throwBusinessLogicError(19);
}
//start new session
$session_id = RequestUtils::createSession($row['id']);
//get finish time
if (is_null($settings)) {
$finish_time = 0;
} elseif ($settings->contestTiming->selfContestStart) {
$finish_time = $row['contest_start'] + 60 * $settings->contestTiming->maxContestDuration;
} else {
$finish_time = $settings->finish;
}
if (is_null($finish_time)) {
$finish_time = 0;
}
$res = new ConnectToContestResponse();
$res->sessionID = $session_id;
$res->finishTime = $finish_time;
$res->user = new UserDescription();
$res->user->userID = (int) $row['id'];
$res->user->login = $request->login;
$res->user->dataValue = Data::_unserialize($row['user_data'], array());
$res->user->userType = $row['user_type'];
return $res;
}
/**
* Created by IntelliJ IDEA.
* User: Посетитель
* Date: 17.04.2009
* Time: 15:57:17
* To change this template use File | Settings | File Templates.
*/
function processStopContestRequest($request)
{
$user_row = RequestUtils::testSession($request->sessionID);
$requested_contest_id = $user_row['contest_id'];
if ($requested_contest_id <= 0) {
throwBusinessLogicError(0);
}
$settings = Data::_unserialize($user_row['settings']);
if (!$settings->contestTiming->selfContestStart) {
throwBusinessLogicError(0);
}
$time = getCurrentContestTime($settings, DateMySQLToPHP($user_row['contest_start']), DateMySQLToPHP($user_row['contest_finish']));
if ($time['interval'] === 'before') {
throwBusinessLogicError(19);
}
if ($time['interval'] === 'after') {
throwBusinessLogicError(20);
}
$now = getdate();
$now = $now[0];
Data::submitModificationQuery(Data::composeUpdateQuery('user', array('contest_finish' => DatePHPToMySQL($now)), "id={$user_row['id']}"));
}
function processSubmitSolutionRequest($request)
{
$prfx = DB_PREFIX;
//get user_id or die, if session is invalid
$userRow = RequestUtils::testSession($request->sessionID);
$user_id = $userRow['id'];
//authorize user for this operation
// get contest ID
$user_type = $userRow['user_type'];
//get problem row
$problem_row = Data::getRow(sprintf("SELECT * FROM {$prfx}problem WHERE id=%s", Data::quote_smart($request->problemID)));
if (!$problem_row) {
throwBusinessLogicError(4);
}
//get contest id of a problem
$problem_contest_id = $problem_row['contest_id'];
//test if we have rights to submit solution for the contest
$contest_id = RequestUtils::getRequestedContest($problem_contest_id, $userRow['contest_id'], $user_type);
if ($contest_id < 0) {
throwBusinessLogicError(0);
}
//get all settings
$contest_settings = Data::_unserialize($userRow['settings']);
//test submission time
$cur_time = getCurrentContestTime($contest_settings, DateMySQLToPHP($userRow['contest_start']), DateMySQLToPHP($userRow['contest_finish']));
if ($cur_time['interval'] === 'before') {
throwBusinessLogicError(19);
}
if ($cur_time['interval'] === 'after') {
throwBusinessLogicError(20);
}
$problem_settings = Data::_unserialize($problem_row['contest_settings']);
//test that not all submission attempts were used
$hist = Data::getRow(sprintf("SELECT COUNT(*) AS cnt FROM {$prfx}submission_history WHERE (problem_id=%s) AND (user_id=%s)", Data::quote_smart($request->problemID), Data::quote_smart($user_id)));
if ($hist >= getSetting($contest_settings->problemsDefaultSettings->sendCount, $problem_settings->sendCount)) {
throwBusinessLogicError(21);
}
//save submission result in history
$cur_php_time = getdate();
$col_value = array();
$col_value['problem_id'] = $request->problemID;
$col_value['user_id'] = $user_id;
$col_value['submission'] = serialize($request->problemResult);
$col_value['result'] = null;
//serialize($check_result);
$col_value['submission_time'] = DatePHPToMySQL($cur_php_time[0]);
//TODO implement asynchronous plugin
//get problem and create plugin
$problem = new Problem(getProblemFile($request->problemID));
$plugin_alias = $problem->getServerPlugin();
require_once getServerPluginFile();
require_once getServerPluginFile($plugin_alias);
$plugin = new $plugin_alias($problem);
//check solution
$last_result = $plugin->checkSolution(Data::getInsertedID(), $request->problemResult);
$col_value['result'] = serialize($last_result);
Data::submitModificationQuery(Data::composeInsertQuery('submission_history', $col_value));
//get result for result table and store in user
$all_results = Data::_unserialize($userRow['results']);
$user_result = ResultUtils::getUserResults($user_id, $request->problemID, getSetting($contest_settings->problemsDefaultSettings->tableResultChoice, $problem_settings->tableResultChoice), getSetting($contest_settings->problemsDefaultSettings->resultTransition, $problem_settings->resultTransition), $plugin, $last_result);
//update user result for results table
$all_results[$request->problemID] = $user_result;
Data::submitModificationQuery(Data::composeUpdateQuery('user', array('results' => serialize($all_results)), 'id=' . Data::quote_smart($user_id)));
//return submission result
$res = new AcceptedResponse();
return $res;
}
function processGetContestResultsRequest($request)
{
$prfx = DB_PREFIX;
//get $is_anonymous, $contest_id, $user_contest_row, $user_contest_start_time
if (!is_null($request->sessionID)) {
$is_anonymous = false;
$user_contest_row = RequestUtils::testSession($request->sessionID);
$contest_id = RequestUtils::getRequestedContest($request->contestID, $user_contest_row['contest_id'], $user_contest_row['user_type']);
if ($contest_id < 0) {
throwBusinessLogicError(14);
}
$user_contest_start_time = DateMySQLToPHP($user_contest_row['contest_start']);
$user_contest_finish_time = DateMySQLToPHP($user_contest_row['contest_finish']);
} else {
$is_anonymous = true;
$contest_id = $request->contestID;
$user_contest_start_time = null;
//contest was not started for anonymous
$user_contest_finish_time = null;
//and was not finished
}
//get $serialized_contest_settings
$need_request_for_contest_data = $is_anonymous || $user_contest_row['user_type'] === 'SuperAdmin';
if ($need_request_for_contest_data) {
if ($contest_id === 0) {
throwBusinessLogicError(14);
}
$contest_row = Data::getRow(sprintf("SELECT *\r\n FROM {$prfx}contest\r\n WHERE id=%s\r\n ", Data::quote_smart($contest_id)));
if (!$contest_row) {
throwBusinessLogicError(14);
}
$serialized_contest_settings = $contest_row['settings'];
} else {
$serialized_contest_settings = $user_contest_row['settings'];
}
//get $contest_settings
$contest_settings = Data::_unserialize($serialized_contest_settings);
//get $is_admin
$is_admin = !$is_anonymous && ($user_contest_row['user_type'] === 'SuperAdmin' || $user_contest_row['user_type'] === 'ContestAdmin');
//get $permission
$ctime = getCurrentContestTime($contest_settings, $user_contest_start_time, $user_contest_finish_time);
if (!$is_admin) {
if ($ctime['interval'] === 'before') {
throwBusinessLogicError(19);
}
if ($ctime['interval'] === 'contest' && !$ctime['is_ending']) {
$permission = $contest_settings->resultsAccessPolicy->contestPermission;
} else {
if ($ctime['is_ending']) {
$permission = $contest_settings->resultsAccessPolicy->contestEndingPermission;
} else {
if ($ctime['interval'] === 'after' && !$ctime['is_ending']) {
$permission = $contest_settings->resultsAccessPolicy->afterContestPermission;
}
}
}
} else {
$permission = 'FullAccess';
}
//test rights
if ($permission === 'NoAccess') {
throwBusinessLogicError(0);
}
if ($is_anonymous && $permission === "OnlySelfResults") {
throwBusinessLogicError(0);
}
//get problem rows
$all_problems_rows = Data::getRows(sprintf("SELECT *\r\n FROM {$prfx}problem\r\n WHERE {$prfx}problem.contest_id=%s\r\n ORDER BY {$prfx}problem.contest_pos ASC", Data::quote_smart($contest_id)));
//get users rows
if ($permission === 'FullAccess') {
$all_users_rows = Data::getRows(sprintf("SELECT *\r\n FROM {$prfx}user\r\n WHERE contest_id=%s", Data::quote_smart($contest_id)));
} else {
/* if $permission === 'OnlySelfResults'*/
$all_users_rows = $user_contest_row;
}
//create result
$result = new GetContestResultsResponse();
//fill columns ids
$result->headers = array();
$result->minorHeaders = array();
//the first column with 'user_id' and 'login'
if ($is_admin) {
$result->headers[] = 'admin info';
$result->minorHeaders[] = array('id', 'login');
}
//column with participant data
$result->headers[] = 'participant';
//get participant subcolumns
$data_subs = array();
$contest_user_data = $contest_settings->data;
if ($contest_user_data) {
foreach ($contest_settings->data as $df) {
if ($is_admin || $df->showInResult) {
$data_subs[] = $df->data;
}
}
}
$result->minorHeaders[] = $data_subs;
//columns with problems
$problem_ids = array();
$problem_cols = array();
while ($problem_row = Data::getNextRow($all_problems_rows)) {
$problem_ids[] = $problem_row['id'];
$result->headers[] = $problem_row['name'];
$col_names = Data::_unserialize($problem_row['column_names']);
$result->minorHeaders[] = $col_names;
$problem_cols[] = $col_names;
}
//fill results table
$result->table = array();
if ($permission === 'OnlySelfResults') {
$result->table[] = getTableRow($user_contest_row, $is_admin, $problem_ids, $problem_cols, $contest_settings->data);
$result->userLine = 0;
} else {
$ind = 0;
$result->userLine = -1;
while ($user_row = Data::getNextRow($all_users_rows)) {
$result->table[] = getTableRow($user_row, $is_admin, $problem_ids, $problem_cols, $contest_settings->data);
if ($user_row['id'] == $user_contest_row['id']) {
$result->userLine = $ind;
}
$ind++;
}
}
return $result;
}