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Baoshuo
8720fb3079
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continuous-integration/drone/push Build is passing
This reverts commit d6df38cb35.
583 lines
16 KiB
PHP
583 lines
16 KiB
PHP
<?php
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class CustomClassDef extends HTMLPurifier_AttrDef {
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private $classes, $prefixes;
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public function __construct($classes, $prefixes) {
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$this->classes = $classes;
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$this->prefixes = is_array($prefixes) ? join('|', $prefixes) : $prefixes;
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}
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public function validate($string, $config, $context) {
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$classes = preg_split('/\s+/', $string);
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$valid_classes = [];
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foreach ($classes as $class) {
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if (
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in_array($class, $this->classes) ||
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preg_match("/^({$this->prefixes})/i", $class)
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) {
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$valid_classes[] = $class;
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}
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}
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return join(' ', $valid_classes);
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}
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}
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class HTML {
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public static function escape(?string $str, $cfg = []) {
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if ($str === null) {
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return '';
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} else {
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if (!empty($cfg['single_line'])) {
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$str = str_replace(["\n", "\r"], '', $str);
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}
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return htmlspecialchars($str);
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}
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}
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public static function unescape(?string $str) {
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if ($str === null) {
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return '';
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} else {
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return htmlspecialchars_decode($str);
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}
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}
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public static function stripTags($str) {
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return strip_tags($str);
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}
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public static function protocol(string $loc = 'main') {
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if (UOJConfig::$data['web'][$loc]['protocol'] === 'http/https') {
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if (UOJContext::isUsingHttps()) {
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return 'https';
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} else {
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return 'http';
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}
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} else {
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return UOJConfig::$data['web'][$loc]['protocol'];
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}
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}
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public static function port(string $loc = 'main') {
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if (UOJConfig::$data['web'][$loc]['port'] === '80/443') {
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return HTML::standard_port(HTML::protocol($loc));
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} else {
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return UOJConfig::$data['web'][$loc]['port'];
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}
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}
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public static function standard_port(string $protocol) {
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if ($protocol === 'http') {
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return 80;
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} elseif ($protocol === 'https') {
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return 443;
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} else {
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return null;
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}
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}
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public static function attr($attr) {
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$html = '';
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foreach ($attr as $key => $val) {
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if ($val === null) continue;
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$html .= ' ' . $key . '="';
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$html .= HTML::escape(is_array($val) ? implode(' ', $val) : $val);
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$html .= '"';
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}
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return $html;
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}
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public static function tag_begin(string $name, array $attr = []) {
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return '<' . $name . HTML::attr($attr) . '>';
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}
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public static function tag_end(string $name) {
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return '</' . $name . '>';
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}
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public static function tag(string $name, array $attr, $content) {
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return HTML::tag_begin($name, $attr) . (is_array($content) ? implode('', $content) : $content) . HTML::tag_end($name);
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}
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public static function empty_tag(string $name, array $attr) {
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return '<' . $name . HTML::attr($attr) . ' />';
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}
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public static function avatar_addr($user, $size) {
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$extra = UOJUser::getExtra($user);
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if ($extra['avatar_source'] == 'qq' && $user['qq']) {
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$s = '5';
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if ($size <= 40) {
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$s = '2';
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} elseif ($size <= 100) {
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$s = '3';
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} elseif ($size <= 140) {
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$s = '4';
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}
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return "https://q1.qlogo.cn/g?b=qq&nk={$user['qq']}&s=$s";
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}
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return 'https://cravatar.cn/avatar/' . md5(strtolower(trim($user['email']))) . "?d=404&s=$size";
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}
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public static function tablist($tabs_info, $cur, $type = 'nav-tabs') {
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$html = HTML::tag_begin('ul', ['class' => "nav $type", 'role' => 'tablist']);
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foreach ($tabs_info as $id => $tab) {
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$html .= HTML::tag('li', ['class' => 'nav-item'], HTML::tag('a', [
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'class' => 'nav-link' . ($cur == $id ? ' active' : ''),
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'href' => $tab['url'],
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'role' => 'tab',
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], $tab['name']));
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}
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$html .= HTML::tag_end('ul');
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return $html;
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}
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public static function navListGroup($tabs_info, $cur) {
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$html = '<div class="list-group">';
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foreach ($tabs_info as $id => $tab) {
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$html .= '<a role="button" class="list-group-item list-group-item-action' . ($cur == $id ? ' active' : '') . '" href="' . $tab['url'] . '">' . $tab['name'] . '</a>';
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}
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$html .= '</div>';
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return $html;
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}
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public static function hiddenToken() {
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return HTML::empty_tag('input', ['type' => 'hidden', 'name' => '_token', 'value' => crsf_token()]);
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}
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public static function div_vinput($name, $type, $label_text, $default_value) {
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return '<div id="' . "div-$name" . '" class="mb-3">'
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. '<label for="' . "input-$name" . '" class="control-label form-label">' . $label_text . '</label>'
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. '<input type="' . $type . '" class="form-control" name="' . $name . '" id="' . "input-$name" . '" value="' . HTML::escape($default_value) . '" />'
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. '<span class="help-block invalid-feedback" id="' . "help-$name" . '"></span>'
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. '</div>';
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}
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public static function div_vtextarea($name, $label_text, $default_value) {
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return '<div id="' . "div-$name" . '" class="mb-3">'
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. '<label for="' . "input-$name" . '" class="control-label">' . $label_text . '</label>'
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. '<textarea class="form-control" name="' . $name . '" id="' . "input-$name" . '">' . HTML::escape($default_value) . '</textarea>'
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. '<span class="help-block" id="' . "help-$name" . '"></span>'
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. '</div>';
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}
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public static function checkbox($name, $default_value) {
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$status = $default_value ? 'checked="checked" ' : '';
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return '<input class="form-check-input" type="checkbox" id="' . "input-$name" . '" name="' . $name . '" ' . $status . '/>';
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}
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public static function option($value, $text, $selected) {
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return '<option value="' . HTML::escape($value) . '"'
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. ($selected ? ' selected="selected"' : '') . '>'
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. HTML::escape($text)
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. '</option>';
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}
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public static function tr_none() {
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return '<tr class="text-center"><td colspan="233">' . UOJLocale::get('none') . '</td></tr>';
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}
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public static function blog_url($username, $uri, array $cfg = []) {
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$cfg += [
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'escape' => true
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];
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switch (UOJConfig::$data['switch']['blog-domain-mode']) {
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case 1:
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$port = ((UOJConfig::$data['web']['blog']['protocol'] === "http" && UOJConfig::$data['web']['blog']['port'] == 80) || (UOJConfig::$data['web']['blog']['protocol'] === "https" && UOJConfig::$data['web']['blog']['port'] == 443)) ? '' : (':' . UOJConfig::$data['web']['blog']['port']);
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$url = UOJConfig::$data['web']['blog']['protocol'] . '://' . blog_name_encode($username) . '.' . UOJConfig::$data['web']['blog']['host'] . $port;
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break;
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case 2:
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$port = ((UOJConfig::$data['web']['blog']['protocol'] === "http" && UOJConfig::$data['web']['blog']['port'] == 80) || (UOJConfig::$data['web']['blog']['protocol'] === "https" && UOJConfig::$data['web']['blog']['port'] == 443)) ? '' : (':' . UOJConfig::$data['web']['blog']['port']);
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$url = UOJConfig::$data['web']['blog']['protocol'] . '://' . UOJConfig::$data['web']['blog']['host'] . $port . '/' . blog_name_encode($username);
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break;
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case 3:
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$url = HTML::url('/blog/' . blog_name_encode($username));
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break;
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}
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$url .= $uri;
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$url = rtrim($url, '/');
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if ($cfg['escape']) {
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$url = HTML::escape($url);
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}
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return $url;
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}
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public static function blog_list_url() {
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switch (UOJConfig::$data['switch']['blog-domain-mode']) {
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case 1:
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case 2:
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$port = ((UOJConfig::$data['web']['blog']['protocol'] === "http" && UOJConfig::$data['web']['blog']['port'] == 80) || (UOJConfig::$data['web']['blog']['protocol'] === "https" && UOJConfig::$data['web']['blog']['port'] == 443)) ? '' : (':' . UOJConfig::$data['web']['blog']['port']);
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$url = UOJConfig::$data['web']['blog']['protocol'] . '://' . UOJConfig::$data['web']['blog']['host'] . $port;
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break;
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case 3:
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$url = HTML::url('/blogs');
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break;
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}
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return HTML::escape(rtrim($url, '/'));
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}
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public static function url($uri, array $cfg = []) {
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$cfg += [
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'location' => 'main',
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'params' => null,
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'remove_all_params' => false,
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'with_token' => false,
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'escape' => true
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];
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if ($cfg['location'] == 'cdn' && !UOJContext::hasCDN()) {
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$cfg['location'] = 'main';
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}
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if (strStartWith($uri, '?')) {
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$path = strtok(UOJContext::requestURI(), '?');
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$qs = strtok($uri, '?');
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} else {
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$path = strtok($uri, '?');
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$qs = strtok('?');
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}
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parse_str($qs, $param);
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if ($cfg['remove_all_params']) {
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$param = [];
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} elseif ($cfg['params'] != null) {
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$param = array_merge($param, $cfg['params']);
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}
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if ($cfg['with_token']) {
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$param['_token'] = crsf_token();
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}
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$protocol = HTML::protocol($cfg['location']);
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$url = $protocol . '://' . UOJConfig::$data['web'][$cfg['location']]['host'];
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if (HTML::port($cfg['location']) != HTML::standard_port($protocol)) {
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$url .= ':' . HTML::port($cfg['location']);
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}
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if ($param) {
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$url .= $path . '?' . HTML::query_string_encode($param);
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} elseif ($path != '/') {
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$url .= rtrim($path, '/');
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} else {
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$url .= $path;
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}
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if ($cfg['escape']) {
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$url = HTML::escape($url);
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}
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return $url;
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}
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public static function timeanddate_url(DateTime $time, array $cfg = []) {
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$url = HTML::protocol() . '://';
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$url .= 'www.timeanddate.com/worldclock/fixedtime.html';
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$url .= '?' . 'iso=' . $time->format('Ymd\THi');
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$url .= '&' . 'p1=33';
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if (isset($cfg['duration']) && $cfg['duration'] < 3600) {
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$url .= '&' . 'ah=' . floor($cfg['duration'] / 60);
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if ($cfg['duration'] % 60 != 0) {
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$url .= '&' . 'am=' . ($cfg['duration'] % 60);
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}
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}
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return HTML::escape($url);
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}
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public static function relative_time_str($time, $gran = -1) {
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$d = [
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[1, 'seconds'],
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[60, 'minutes'],
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[3600, 'hours'],
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[86400, 'days'],
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[604800, 'weeks'],
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[2592000, 'months'],
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[31536000, 'years'],
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];
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$w = [];
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$res = "";
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$diff = time() - $time;
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$secondsLeft = $diff;
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$stopat = 0;
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for ($i = 6; $i > $gran; $i--) {
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$w[$i] = intval($secondsLeft / $d[$i][0]);
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$secondsLeft -= ($w[$i] * $d[$i][0]);
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if ($w[$i] != 0) {
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$res .= UOJLocale::get('time::x ' . $d[$i][1], abs($w[$i])) . " ";
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switch ($i) {
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case 6: // shows years and months
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if ($stopat == 0) {
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$stopat = 5;
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}
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break;
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case 5: // shows months and weeks
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if ($stopat == 0) {
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$stopat = 4;
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}
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break;
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case 4: // shows weeks and days
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if ($stopat == 0) {
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$stopat = 3;
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}
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break;
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case 3: // shows days and hours
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if ($stopat == 0) {
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$stopat = 2;
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}
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break;
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case 2: // shows hours and minutes
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if ($stopat == 0) {
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$stopat = 1;
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}
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break;
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case 1: // shows minutes and seconds if granularity is not set higher
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break;
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}
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if ($i <= $stopat) {
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break;
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}
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}
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}
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$res .= ($diff > 0) ? UOJLocale::get('time::ago') : UOJLocale::get('time::left');
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return $res;
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}
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public static function link(?string $uri, $text, $cfg = []) {
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$cfg += ['location' => 'main', 'escape' => true, 'class' => ''];
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if ($cfg['escape']) {
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$text = HTML::escape($text);
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}
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if ($uri === null) {
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return HTML::tag('a', ['class' => $cfg['class']], $text);
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}
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return HTML::tag('a', ['href' => HTML::url($uri, $cfg), 'class' => $cfg['class']], $text);
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}
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public static function autolink(string $url, array $attr = [], $cfg = []) {
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$cfg += ['escape' => true];
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$text = $url;
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if ($cfg['escape']) {
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$text = HTML::escape($text);
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}
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return '<a href="' . $url . '"' . HTML::attr($attr) . '>' . $text . '</a>';
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}
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public static function js_src(string $uri, array $cfg = []) {
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$cfg += [
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'location' => 'cdn',
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'async' => false
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];
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$async = empty($cfg['async']) ? '' : 'async ';
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return '<script ' . $async . 'src="' . HTML::url($uri, $cfg) . '"></script>';
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}
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public static function css_link(string $uri, $cfg = []) {
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$cfg += ['location' => 'cdn'];
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return '<link rel="stylesheet" href="' . HTML::url($uri, $cfg) . '" />';
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}
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public static function table($header, iterable $data, $cfg = []) {
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mergeConfig($cfg, [
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'th' => function ($c) {
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return "<th>{$c}</th>";
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},
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'td' => function ($d) {
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return "<td>{$d}</td>";
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},
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'tr' => false, // if tr is a function, then td and tr_attr is disabled
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'empty' => 'HTML::tr_none',
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'table_attr' => [
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'class' => ['table'],
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],
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'thead_attr' => [],
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'tbody_attr' => [],
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'tr_attr' => function ($row, $idx) {
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return [];
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}
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]);
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$html = HTML::tag_begin('table', $cfg['table_attr']);
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$html .= HTML::tag_begin('thead', $cfg['thead_attr']);
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if (is_array($header)) {
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$html .= '<tr>' . implode(' ', array_map($cfg['th'], array_values($header), array_keys($header))) . '</tr>';
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} else {
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$html .= $header;
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}
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$html .= HTML::tag_end('thead');
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$html .= HTML::tag_begin('tbody', $cfg['tbody_attr']);
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if (is_iterable($data)) {
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$data_html = [];
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if (is_callable($cfg['tr'])) {
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foreach ($data as $idx => $row) {
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$data_html[] = $cfg['tr']($row, $idx);
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}
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} else {
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foreach ($data as $idx => $row) {
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$data_html[] = HTML::tag_begin('tr', $cfg['tr_attr']($row, $idx));
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if (is_array($row)) {
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foreach ($row as $cidx => $c) {
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$data_html[] = $cfg['td']($c, $cidx);
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}
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} else {
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$data_html[] = $row;
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}
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$data_html[] = HTML::tag_end('tr');
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}
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}
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$data_html = implode($data_html);
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} else {
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$data_html = $data;
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}
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$html .= $data_html !== '' ? $data_html : $cfg['empty']();
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$html .= HTML::tag_end('tbody');
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$html .= HTML::tag_end('table');
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return $html;
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}
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public static function responsive_table($header, $data, $cfg = []) {
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return HTML::tag_begin('div', ['class' => 'table-responsive']) . HTML::table($header, $data, $cfg) . HTML::tag_end('div');
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}
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public static function query_string_encode($q, $array_name = null) {
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if (!is_array($q)) {
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return false;
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}
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$r = array();
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foreach ((array)$q as $k => $v) {
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if ($array_name !== null) {
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if (is_numeric($k)) {
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$k = $array_name . "[]";
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} else {
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$k = $array_name . "[$k]";
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}
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}
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if (is_array($v) || is_object($v)) {
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$r[] = self::query_string_encode($v, $k);
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} else {
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$r[] = urlencode($k) . "=" . urlencode($v);
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}
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}
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return implode("&", $r);
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}
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public static function purifier($extra_allowed_html = []) {
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$config = HTMLPurifier_Config::createDefault();
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$config->set('Output.Newline', true);
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$def = $config->getHTMLDefinition(true);
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$def->addElement('section', 'Block', 'Flow', 'Common');
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$def->addElement('nav', 'Block', 'Flow', 'Common');
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$def->addElement('article', 'Block', 'Flow', 'Common');
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$def->addElement('aside', 'Block', 'Flow', 'Common');
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$def->addElement('header', 'Block', 'Flow', 'Common');
|
|
$def->addElement('footer', 'Block', 'Flow', 'Common');
|
|
|
|
mergeConfig($extra_allowed_html, [
|
|
'div' => [
|
|
'data-pdf' => 'Text',
|
|
'data-src' => 'URI',
|
|
],
|
|
'span' => [
|
|
'class' => new CustomClassDef(['uoj-username'], ['uoj-username-']),
|
|
'data-realname' => 'Text',
|
|
'data-color' => 'Enum#' . implode(',', UOJUser::AVAILABLE_COLORS),
|
|
],
|
|
'img' => ['width' => 'Text'],
|
|
]);
|
|
|
|
foreach ($extra_allowed_html as $element => $attributes) {
|
|
foreach ($attributes as $attribute => $type) {
|
|
$def->addAttribute($element, $attribute, $type);
|
|
}
|
|
}
|
|
|
|
return new HTMLPurifier($config);
|
|
}
|
|
|
|
public static function purifier_inline() {
|
|
$allowed_html = [
|
|
'a' => ['href' => 'URI'],
|
|
'b' => [],
|
|
'i' => [],
|
|
'u' => [],
|
|
's' => [],
|
|
'em' => [],
|
|
'strong' => [],
|
|
'sub' => [],
|
|
'sup' => [],
|
|
'small' => [],
|
|
'del' => [],
|
|
'br' => [],
|
|
'span' => [
|
|
'class' => new CustomClassDef(['uoj-username'], ['uoj-username-']),
|
|
'data-realname' => 'Text',
|
|
'data-color' => 'Enum#' . implode(',', UOJUser::AVAILABLE_COLORS),
|
|
],
|
|
];
|
|
|
|
$allowed_elements = [];
|
|
$allowed_attributes = [];
|
|
|
|
foreach ($allowed_html as $element => $attributes) {
|
|
$allowed_elements[$element] = true;
|
|
foreach ($attributes as $attribute => $type) {
|
|
$allowed_attributes["$element.$attribute"] = true;
|
|
}
|
|
}
|
|
|
|
$config = HTMLPurifier_Config::createDefault();
|
|
$config->set('HTML.AllowedElements', $allowed_elements);
|
|
$config->set('HTML.AllowedAttributes', $allowed_attributes);
|
|
$def = $config->getHTMLDefinition(true);
|
|
|
|
foreach ($allowed_html as $element => $attributes) {
|
|
foreach ($attributes as $attribute => $type) {
|
|
$def->addAttribute($element, $attribute, $type);
|
|
}
|
|
}
|
|
|
|
return new HTMLPurifier($config);
|
|
}
|
|
|
|
public static function parsedown($config = []) {
|
|
return new UOJMarkdown($config + [
|
|
'math' => [
|
|
'enabled' => true,
|
|
'matchSingleDollar' => true
|
|
]
|
|
]);
|
|
}
|
|
|
|
public static function echoPanel($cls = [], $title, $body, $other = null) {
|
|
if (is_string($cls)) {
|
|
$cls = ['card' => $cls];
|
|
}
|
|
|
|
$cls += [
|
|
'card' => '',
|
|
'header' => '',
|
|
'body' => '',
|
|
];
|
|
echo '<div class="card ', $cls['card'], '">';
|
|
echo '<div class="card-header fw-bold ', $cls['header'], '">', $title, '</div>';
|
|
if ($body !== null) {
|
|
echo '<div class="card-body ', $cls['body'], '">';
|
|
if (is_string($body)) {
|
|
echo $body;
|
|
} else {
|
|
$body();
|
|
}
|
|
echo '</div>';
|
|
}
|
|
if ($other !== null) {
|
|
if (is_string($other)) {
|
|
echo $other;
|
|
} else {
|
|
$other();
|
|
}
|
|
}
|
|
echo '</div>';
|
|
}
|
|
}
|