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PhabricatorNavigationRemarkupRule.php
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Created
Thu, Sep 5, 19:40

PhabricatorNavigationRemarkupRule.php
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<?php
final class PhabricatorNavigationRemarkupRule extends PhutilRemarkupRule {
public function getPriority() {
return 200.0;
}
public function apply($text) {
return preg_replace_callback(
'@{nav\b((?:[^}\\\\]+|\\\\.)*)}@m',
array($this, 'markupNavigation'),
$text);
}
public function markupNavigation(array $matches) {
if (!$this->isFlatText($matches[0])) {
return $matches[0];
}
$elements = ltrim($matches[1], ", \n");
$elements = explode('>', $elements);
$defaults = array(
'name' => null,
'type' => 'link',
'href' => null,
'icon' => null,
);
$sequence = array();
$parser = new PhutilSimpleOptions();
foreach ($elements as $element) {
if (strpos($element, '=') === false) {
$sequence[] = array(
'name' => trim($element),
) + $defaults;
} else {
$sequence[] = $parser->parse($element) + $defaults;
}
}
if ($this->getEngine()->isTextMode()) {
return implode(' > ', ipull($sequence, 'name'));
}
static $icon_names;
if (!$icon_names) {
$icon_names = array_fuse(PHUIIconView::getIcons());
}
$out = array();
foreach ($sequence as $item) {
$item_name = $item['name'];
$item_color = PHUITagView::COLOR_GREY;
if ($item['type'] == 'instructions') {
$item_name = phutil_tag('em', array(), $item_name);
$item_color = PHUITagView::COLOR_INDIGO;
}
$tag = id(new PHUITagView())
->setType(PHUITagView::TYPE_SHADE)
->setColor($item_color)
->setName($item_name);
if ($item['icon']) {
$icon_name = 'fa-'.$item['icon'];
if (isset($icon_names[$icon_name])) {
$tag->setIcon($icon_name);
}
}
if ($item['href'] !== null) {
if (PhabricatorEnv::isValidRemoteURIForLink($item['href'])) {
$tag->setHref($item['href']);
$tag->setExternal(true);
}
}
$out[] = $tag;
}
if ($this->getEngine()->isHTMLMailMode()) {
$arrow_attr = array(
'style' => 'color: #92969D;',
);
$nav_attr = array();
} else {
$arrow_attr = array(
'class' => 'remarkup-nav-sequence-arrow',
);
$nav_attr = array(
'class' => 'remarkup-nav-sequence',
);
}
$joiner = phutil_tag(
'span',
$arrow_attr,
" \xE2\x86\x92 ");
$out = phutil_implode_html($joiner, $out);
$out = phutil_tag(
'span',
$nav_attr,
$out);
return $this->getEngine()->storeText($out);
}
}

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