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phab/src/infrastructure/markup/rule/PhabricatorRemarkupRuleEmbedFile.php
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PhabricatorRemarkupRuleEmbedFile.php
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<?php
/*
* Copyright 2012 Facebook, Inc.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
/**
* @group markup
*/
final class PhabricatorRemarkupRuleEmbedFile
extends PhutilRemarkupRule {
public function apply($text) {
return preg_replace_callback(
"@{F(\d+)([^}]+?)?}@",
array($this, 'markupEmbedFile'),
$text);
}
public function markupEmbedFile($matches) {
$file = null;
if ($matches[1]) {
// TODO: This is pretty inefficient if there are a bunch of files.
$file = id(new PhabricatorFile())->load($matches[1]);
}
if (!$file) {
return $matches[0];
}
$options = array(
'size' => 'thumb',
'layout' => 'left',
'float' => false,
'name' => null,
);
if (!empty($matches[2])) {
$matches[2] = trim($matches[2], ', ');
$options = PhutilSimpleOptions::parse($matches[2]) + $options;
}
$file_name = coalesce($options['name'], $file->getName());
if (!$file->isViewableImage() || $options['layout'] == 'link') {
// If a file isn't in image, just render a link to it.
$link = phutil_render_tag(
'a',
array(
'href' => $file->getBestURI(),
'target' => '_blank',
'class' => 'phabricator-remarkup-embed-layout-link',
),
phutil_escape_html($file_name));
return $this->getEngine()->storeText($link);
}
$attrs = array();
switch ($options['size']) {
case 'full':
$attrs['src'] = $file->getBestURI();
$link = null;
break;
case 'thumb':
default:
$attrs['src'] = $file->getPreview220URI();
$link = $file->getBestURI();
break;
}
$embed = phutil_render_tag('img', $attrs);
if ($link) {
$embed = phutil_render_tag(
'a',
array(
'href' => $link,
'class' => 'phabricator-remarkup-embed-image',
'target' => '_blank',
),
$embed);
}
$layout_class = null;
switch ($options['layout']) {
case 'right':
case 'center':
case 'inline':
case 'left':
$layout_class = 'phabricator-remarkup-embed-layout-'.$options['layout'];
break;
default:
$layout_class = 'phabricator-remarkup-embed-layout-left';
break;
}
if ($options['float']) {
switch ($options['layout']) {
case 'center':
case 'inline':
break;
case 'right':
$layout_class .= ' phabricator-remarkup-embed-float-right';
break;
case 'left':
default:
$layout_class .= ' phabricator-remarkup-embed-float-left';
break;
}
}
if ($layout_class) {
$embed = phutil_render_tag(
'div',
array(
'class' => $layout_class,
),
$embed);
}
return $this->getEngine()->storeText($embed);
}
}
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