mirror of
https://github.com/renbaoshuo/S2OJ.git
synced 2024-11-08 16:08:41 +00:00
39acf1b05e
The php lib files are in the app directory root. Move it to a new directory so that can be tidy.
182 lines
4.0 KiB
PHP
182 lines
4.0 KiB
PHP
<?php
|
|
|
|
function mergeConfig(&$config, $default_config) {
|
|
foreach($default_config as $key => $val) {
|
|
if (!isset($config[$key])) {
|
|
$config[$key] = $val;
|
|
} elseif (is_array($config[$key])) {
|
|
mergeConfig($config[$key], $val);
|
|
}
|
|
}
|
|
}
|
|
|
|
function strStartWith($str, $pre) {
|
|
return substr($str, 0, strlen($pre)) === $pre;
|
|
}
|
|
|
|
function strEndWith($str, $suf) {
|
|
return substr($str, -strlen($suf)) === $suf;
|
|
}
|
|
|
|
function strOmit($str, $len) {
|
|
if (strlen($str) <= $len + 3) {
|
|
return $str;
|
|
} else {
|
|
return substr($str, 0, $len) . '...';
|
|
}
|
|
}
|
|
|
|
function uojTextEncode($str, $config = array()) {
|
|
mergeConfig($config, [
|
|
'allow_CR' => false,
|
|
'html_escape' => false
|
|
]);
|
|
|
|
$allow = array();
|
|
for ($c = 32; $c <= 126; $c++) {
|
|
$allow[chr($c)] = true;
|
|
}
|
|
$allow["\n"] = true;
|
|
$allow[" "] = true;
|
|
$allow["\t"] = true;
|
|
|
|
if ($config['allow_CR']) {
|
|
$allow["\r"] = true;
|
|
}
|
|
|
|
$len = strlen($str);
|
|
$ok = true;
|
|
for ($i = 0; $i < $len; $i++) {
|
|
$c = $str[$i];
|
|
if (!isset($allow[$c])) {
|
|
$ok = false;
|
|
}
|
|
}
|
|
if ($ok && mb_check_encoding($str, 'utf-8')) {
|
|
if (!$config['html_escape']) {
|
|
return $str;
|
|
} else {
|
|
return HTML::escape($str);
|
|
}
|
|
} else {
|
|
$len = strlen($str);
|
|
$res = '';
|
|
$i = 0;
|
|
while ($i < $len) {
|
|
$c = $str[$i];
|
|
if (ord($c) < 128) {
|
|
if (isset($allow[$c])) {
|
|
if ($config['html_escape']) {
|
|
if ($c == '&') {
|
|
$res .= '&';
|
|
} else if ($c == '"') {
|
|
$res .= '"';
|
|
} else if ($c == '<') {
|
|
$res .= '<';
|
|
} else if ($c == '>') {
|
|
$res .= '>';
|
|
} else {
|
|
$res .= $c;
|
|
}
|
|
} else {
|
|
$res .= $c;
|
|
}
|
|
} else {
|
|
$res .= '<b>\x' . bin2hex($c) . '</b>';
|
|
}
|
|
$i++;
|
|
} else {
|
|
$ok = false;
|
|
$cur = $c;
|
|
for ($j = $i + 1; $j < $i + 4 && $j < $len; $j++) {
|
|
$cur .= $str[$j];
|
|
if (mb_check_encoding($cur, 'utf-8')) {
|
|
$ok = true;
|
|
break;
|
|
}
|
|
}
|
|
if ($ok) {
|
|
$res .= $cur;
|
|
$i = $j + 1;
|
|
} else {
|
|
$res .= '<b>\x' . bin2hex($c) . '</b>';
|
|
$i++;
|
|
}
|
|
}
|
|
}
|
|
return $res;
|
|
}
|
|
}
|
|
|
|
function base64url_encode($data) {
|
|
return rtrim(strtr(base64_encode($data), '+/', '-_'), '=');
|
|
}
|
|
function base64url_decode($data) {
|
|
return base64_decode(str_pad(strtr($data, '-_', '+/'), strlen($data) % 4, '=', STR_PAD_RIGHT));
|
|
}
|
|
|
|
function blog_name_encode($name) {
|
|
$name = str_replace('-', '_', $name);
|
|
if (!strStartWith($name, '_') && !strEndWith($name, '_')) {
|
|
$name = str_replace('_', '-', $name);
|
|
}
|
|
$name = strtolower($name);
|
|
return $name;
|
|
}
|
|
function blog_name_decode($name) {
|
|
$name = str_replace('-', '_', $name);
|
|
$name = strtolower($name);
|
|
return $name;
|
|
}
|
|
|
|
function isSuperUser($user) {
|
|
return $user != null && $user['usergroup'] == 'S';
|
|
}
|
|
function getProblemExtraConfig($problem) {
|
|
$extra_config = json_decode($problem['extra_config'], true);
|
|
|
|
$default_extra_config = array(
|
|
'view_content_type' => 'ALL',
|
|
'view_all_details_type' => 'ALL',
|
|
'view_details_type' => 'ALL'
|
|
);
|
|
|
|
mergeConfig($extra_config, $default_extra_config);
|
|
|
|
return $extra_config;
|
|
}
|
|
function getProblemSubmissionRequirement($problem) {
|
|
return json_decode($problem['submission_requirement'], true);
|
|
}
|
|
function getProblemCustomTestRequirement($problem) {
|
|
$extra_config = json_decode($problem['extra_config'], true);
|
|
if (isset($extra_config['custom_test_requirement'])) {
|
|
return $extra_config['custom_test_requirement'];
|
|
} else {
|
|
$answer = array(
|
|
'name' => 'answer',
|
|
'type' => 'source code',
|
|
'file_name' => 'answer.code'
|
|
);
|
|
foreach (getProblemSubmissionRequirement($problem) as $req) {
|
|
if ($req['name'] == 'answer' && $req['type'] == 'source code' && isset($req['languages'])) {
|
|
$answer['languages'] = $req['languages'];
|
|
}
|
|
}
|
|
return array(
|
|
$answer,
|
|
array(
|
|
'name' => 'input',
|
|
'type' => 'text',
|
|
'file_name' => 'input.txt'
|
|
)
|
|
);
|
|
}
|
|
}
|
|
|
|
function sendSystemMsg($username, $title, $content) {
|
|
$content = DB::escape($content);
|
|
$title = DB::escape($title);
|
|
DB::insert("insert into user_system_msg (receiver, title, content, send_time) values ('$username', '$title', '$content', now())");
|
|
}
|