daux.io/libs/Format/Confluence/CommonMark/FencedCodeRenderer.php
2015-07-20 20:49:19 +02:00

86 regels
2.3 KiB
PHP

<?php namespace Todaymade\Daux\Format\Confluence\CommonMark;
use League\CommonMark\Block\Element\AbstractBlock;
use League\CommonMark\Block\Element\FencedCode;
use League\CommonMark\Block\Renderer\BlockRendererInterface;
use League\CommonMark\HtmlElement;
use League\CommonMark\HtmlRendererInterface;
class FencedCodeRenderer implements BlockRendererInterface
{
protected $supported_languages = [
'actionscript3',
'bash',
'csharp',
'coldfusion',
'cpp',
'css',
'delphi',
'diff',
'erlang',
'groovy',
'html/xml',
'java',
'javafx',
'javascript',
'none',
'perl',
'php',
'powershell',
'python',
'ruby',
'scala',
'sql',
'vb'
];
protected $known_conversions = ['html' => 'html/xml', 'xml' => 'html/xml', 'js' => 'javascript'];
/**
* @param AbstractBlock $block
* @param HtmlRendererInterface $htmlRenderer
* @param bool $inTightList
*
* @return HtmlElement|string
*/
public function render(AbstractBlock $block, HtmlRendererInterface $htmlRenderer, $inTightList = false)
{
if (!($block instanceof FencedCode)) {
throw new \InvalidArgumentException('Incompatible block type: ' . get_class($block));
}
$content = [];
if ($language = $this->getLanguage($block->getInfoWords(), $htmlRenderer)) {
$content[] = new HtmlElement('ac:parameter', ['ac:name' => 'language'], $language);
}
$content[] = new HtmlElement('ac:plain-text-body', [], '<![CDATA[' . $block->getStringContent() . ']]>');
return new HtmlElement(
'ac:structured-macro',
['ac:name' => 'code'],
$content
);
}
public function getLanguage($infoWords, HtmlRendererInterface $htmlRenderer)
{
if (count($infoWords) === 0 || strlen($infoWords[0]) === 0) {
return false;
}
$language = $htmlRenderer->escape($infoWords[0], true);
if (array_key_exists($language, $this->known_conversions)) {
$language = $this->known_conversions[$language];
}
if (in_array($language, $this->supported_languages)) {
return $language;
}
return false;
}
}