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PhutilRemarkupNoteBlockRule.php
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Sat, Jul 20, 06:56

PhutilRemarkupNoteBlockRule.php
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<?php
final class PhutilRemarkupNoteBlockRule extends PhutilRemarkupBlockRule {
public function getMatchingLineCount(array $lines, $cursor) {
$num_lines = 0;
if (preg_match($this->getRegEx(), $lines[$cursor])) {
$num_lines++;
$cursor++;
while (isset($lines[$cursor])) {
if (trim($lines[$cursor])) {
$num_lines++;
$cursor++;
continue;
}
break;
}
}
return $num_lines;
}
public function markupText($text, $children) {
$matches = array();
preg_match($this->getRegEx(), $text, $matches);
if (idx($matches, 'showword')) {
$word = $matches['showword'];
$show = true;
} else {
$word = $matches['hideword'];
$show = false;
}
$class_suffix = phutil_utf8_strtolower($word);
// This is the "(IMPORTANT)" or "NOTE:" part.
$word_part = rtrim(substr($text, 0, strlen($matches[0])));
// This is the actual text.
$text_part = substr($text, strlen($matches[0]));
$text_part = $this->applyRules(rtrim($text_part));
$text_mode = $this->getEngine()->isTextMode();
$html_mail_mode = $this->getEngine()->isHTMLMailMode();
if ($text_mode) {
return $word_part.' '.$text_part;
}
if ($show) {
$content = array(
phutil_tag(
'span',
array(
'class' => 'remarkup-note-word',
),
$word_part),
' ',
$text_part,
);
} else {
$content = $text_part;
}
if ($html_mail_mode) {
if ($class_suffix == 'important') {
$attributes = array(
'style' => 'margin: 16px 0;
padding: 12px;
border-left: 3px solid #c0392b;
background: #f4dddb;',
);
} else if ($class_suffix == 'note') {
$attributes = array(
'style' => 'margin: 16px 0;
padding: 12px;
border-left: 3px solid #2980b9;
background: #daeaf3;',
);
} else if ($class_suffix == 'warning') {
$attributes = array(
'style' => 'margin: 16px 0;
padding: 12px;
border-left: 3px solid #f1c40f;
background: #fdf5d4;',
);
}
} else {
$attributes = array(
'class' => 'remarkup-'.$class_suffix,
);
}
return phutil_tag(
'div',
$attributes,
$content);
}
private function getRegEx() {
$words = array(
'NOTE',
'IMPORTANT',
'WARNING',
);
foreach ($words as $k => $word) {
$words[$k] = preg_quote($word, '/');
}
$words = implode('|', $words);
return
'/^(?:'.
'(?:\((?P<hideword>'.$words.')\))'.
'|'.
'(?:(?P<showword>'.$words.'):))\s*'.
'/';
}
}

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