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feat(web): mention a user in markdown

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This commit is contained in:
Baoshuo Ren 2022-10-18 08:53:57 +08:00
parent f574fe0055
commit 8a7930e18c
Signed by: baoshuo
GPG Key ID: 00CB9680AB29F51A
3 changed files with 80 additions and 10 deletions
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2
web/app/models/HTML.php
View File

@ -193,7 +193,7 @@ class HTML {
} }
public static function parsedown() { public static function parsedown() {
return new ParsedownMath([ return new UOJMarkdown([
'math' => [ 'math' => [
'enabled' => true, 'enabled' => true,
'matchSingleDollar' => true 'matchSingleDollar' => true

10
web/app/models/UOJBlogEditor.php
View File

@ -108,15 +108,7 @@ class UOJBlogEditor {
if ($this->show_editor) { if ($this->show_editor) {
if ($this->type == 'blog') { if ($this->type == 'blog') {
$content_md = $_POST[$this->name . '_content_md']; $this->post_data['content'] = $parsedown->text($this->post_data['content_md']);
$dom = new DOMDocument;
$dom->loadHTML(mb_convert_encoding($parsedown->text($this->post_data['content_md']), 'HTML-ENTITIES', 'UTF-8'));
$elements = $dom->getElementsByTagName('table');
foreach ($elements as $element) {
$element->setAttribute('class',
$element->getAttribute('class') . ' table table-bordered');
}
$this->post_data['content'] = $dom->saveHTML();
if (preg_match('/^.*<!--.*readmore.*-->.*$/m', $this->post_data['content'], $matches, PREG_OFFSET_CAPTURE)) { if (preg_match('/^.*<!--.*readmore.*-->.*$/m', $this->post_data['content'], $matches, PREG_OFFSET_CAPTURE)) {
$content_less = substr($this->post_data['content'], 0, $matches[0][1]); $content_less = substr($this->post_data['content'], 0, $matches[0][1]);

78
web/app/models/UOJMarkdown.php Normal file
View File

@ -0,0 +1,78 @@
<?php
class UOJMarkdown extends ParsedownMath {
public function __construct($options = '') {
if (method_exists(get_parent_class(),"__construct")) {
parent::__construct($options);
}
// https://gist.github.com/ShNURoK42/b5ce8baa570975db487c
$this->InlineTypes['@'][] = 'UserMention';
$this->inlineMarkerList .= '@';
}
// https://github.com/taufik-nurrohman/parsedown-extra-plugin/blob/1653418c5a9cf5277cd28b0b23ba2d95d18e9bc4/ParsedownExtraPlugin.php#L340-L345
protected function doGetAttributes($Element) {
if (isset($Element['attributes'])) {
return (array) $Element['attributes'];
}
return array();
}
// https://github.com/taufik-nurrohman/parsedown-extra-plugin/blob/1653418c5a9cf5277cd28b0b23ba2d95d18e9bc4/ParsedownExtraPlugin.php#L347-L358
protected function doGetContent($Element) {
if (isset($Element['text'])) {
return $Element['text'];
}
if (isset($Element['rawHtml'])) {
return $Element['rawHtml'];
}
if (isset($Element['handler']['argument'])) {
return implode("\n", (array) $Element['handler']['argument']);
}
return null;
}
// https://github.com/taufik-nurrohman/parsedown-extra-plugin/blob/1653418c5a9cf5277cd28b0b23ba2d95d18e9bc4/ParsedownExtraPlugin.php#L369-L378
protected function doSetAttributes(&$Element, $From, $Args = array()) {
$Attributes = $this->doGetAttributes($Element);
$Content = $this->doGetContent($Element);
if (is_callable($From)) {
$Args = array_merge(array($Content, $Attributes, &$Element), $Args);
$Element['attributes'] = array_replace($Attributes, (array) call_user_func_array($From, $Args));
} else {
$Element['attributes'] = array_replace($Attributes, (array) $From);
}
}
// Add classes to <table>
protected function blockTableComplete($Block) {
$this->doSetAttributes($Block['element'], ['class' => 'table table-bordered']);
return $Block;
}
// https://gist.github.com/ShNURoK42/b5ce8baa570975db487c
protected function inlineUserMention($Excerpt) {
if (preg_match('/^@([^\s]+)/', $Excerpt['text'], $matches)) {
if (validateUsername($matches[1]) && ($user = queryUser($matches[1]))) {
return [
'extent' => strlen($matches[0]),
'element' => [
'name' => 'a',
'text' => '@' . $user['username'],
'attributes' => [
'href' => '/user/' . $user['username'],
'class' => 'uoj-username',
'data-realname' => $user['realname'],
],
],
];
}
return [
'extent' => strlen($matches[0]),
'markup' => $matches[0],
];
}
}
}