src/infrastructure/markup/rule/PhabricatorNavigationRemarkupRule.php

   1 <?php
   2
   3 final class PhabricatorNavigationRemarkupRule extends PhutilRemarkupRule {
   4
   5   public function getPriority() {
   6     return 200.0;
   7   }
   8
   9   public function apply($text) {
  10     return preg_replace_callback(
  11       '@{nav\b((?:[^}\\\\]+|\\\\.)*)}@m',
  12       array($this, 'markupNavigation'),
  13       $text);
  14   }
  15
  16   public function markupNavigation(array $matches) {
  17     if (!$this->isFlatText($matches[0])) {
  18       return $matches[0];
  19     }
  20
  21     $elements = ltrim($matches[1], ", \n");
  22     $elements = explode('>', $elements);
  23
  24     $defaults = array(
  25       'name' => null,
  26       'type' => 'link',
  27       'href' => null,
  28       'icon' => null,
  29     );
  30
  31     $sequence = array();
  32     $parser = new PhutilSimpleOptions();
  33     foreach ($elements as $element) {
  34       if (strpos($element, '=') === false) {
  35         $sequence[] = array(
  36           'name' => trim($element),
  37         ) + $defaults;
  38       } else {
  39         $sequence[] = $parser->parse($element) + $defaults;
  40       }
  41     }
  42
  43     if ($this->getEngine()->isTextMode()) {
  44       return implode(' > ', ipull($sequence, 'name'));
  45     }
  46
  47     static $icon_names;
  48     if (!$icon_names) {
  49       $icon_names = array_fuse(PHUIIconView::getIcons());
  50     }
  51
  52     $out = array();
  53     foreach ($sequence as $item) {
  54       $item_name = $item['name'];
  55       $item_color = PHUITagView::COLOR_GREY;
  56       if ($item['type'] == 'instructions') {
  57         $item_name = phutil_tag('em', array(), $item_name);
  58         $item_color = PHUITagView::COLOR_INDIGO;
  59       }
  60
  61       $tag = id(new PHUITagView())
  62         ->setType(PHUITagView::TYPE_SHADE)
  63         ->setColor($item_color)
  64         ->setName($item_name);
  65
  66       if ($item['icon']) {
  67         $icon_name = 'fa-'.$item['icon'];
  68         if (isset($icon_names[$icon_name])) {
  69           $tag->setIcon($icon_name);
  70         }
  71       }
  72
  73       if ($item['href'] !== null) {
  74         if (PhabricatorEnv::isValidRemoteURIForLink($item['href'])) {
  75           $tag->setHref($item['href']);
  76           $tag->setExternal(true);
  77         }
  78       }
  79
  80       $out[] = $tag;
  81     }
  82
  83     if ($this->getEngine()->isHTMLMailMode()) {
  84       $arrow_attr = array(
  85         'style' => 'color: #92969D;',
  86       );
  87       $nav_attr = array();
  88     } else {
  89       $arrow_attr = array(
  90         'class' => 'remarkup-nav-sequence-arrow',
  91       );
  92       $nav_attr = array(
  93         'class' => 'remarkup-nav-sequence',
  94       );
  95     }
  96
  97     $joiner = phutil_tag(
  98       'span',
  99       $arrow_attr,
 100       " \xE2\x86\x92 ");
 101
 102     $out = phutil_implode_html($joiner, $out);
 103
 104     $out = phutil_tag(
 105       'span',
 106       $nav_attr,
 107       $out);
 108
 109     return $this->getEngine()->storeText($out);
 110   }
 111
 112 }