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daux.io/libs/Format/Confluence/ContentPage.php

89 Zeilen
2.4 KiB
PHP

<?php namespace Todaymade\Daux\Format\Confluence;
use DOMDocument;
use Todaymade\Daux\DauxHelper;
class ContentPage extends \Todaymade\Daux\Format\Base\ContentPage
{
public $attachments = [];
protected function generatePage()
{
$page = parent::generatePage();
//Embed images
// We do it after generation so we can catch the images that were in html already
$page = preg_replace_callback(
"/<img\\s+[^>]*src=['\"]([^\"]*)['\"][^>]*>/",
function($matches) {
if ($result = $this->findImage($matches[1], $matches[0])) {
return $result;
}
return $matches[0];
},
$page
);
return $page;
}
private function findImage($src, $tag)
{
//for protocol relative or http requests : keep the original one
if (substr($src, 0, strlen("http")) === "http" || substr($src, 0, strlen("//")) === "//") {
return $src;
}
//Get the path to the file, relative to the root of the documentation
$url = DauxHelper::getCleanPath(dirname($this->file->getUrl()) . '/' . $src);
//Get any file corresponding to the right one
$file = DauxHelper::getFile($this->params['tree'], $url);
if ($file === false) {
return false;
}
$filename = basename($file->getPath());
//Add the attachment for later upload
$this->attachments[] = ['filename' => $filename, 'file' => $file];
return $this->createImageTag($filename, $this->getAttributes($tag));
}
private function getAttributes($tag)
{
$dom = new DOMDocument();
$dom->loadHTML($tag);
$img = $dom->getElementsByTagName('img')[0];
$attributes = ['align', 'class', 'title', 'style', 'alt', 'height', 'width'];
$used = [];
foreach ($attributes as $attr) {
if ($img->attributes->getNamedItem($attr)) {
$used[$attr] = $img->attributes->getNamedItem($attr)->value;
}
}
return $used;
}
private function createImageTag($filename, $attributes)
{
$img = "<ac:image";
foreach ($attributes as $name => $value) {
$img .= ' ac:' . $name . '="' . htmlentities($value, ENT_QUOTES, 'UTF-8', false) . '"';
}
$img .= "><ri:attachment ri:filename=\"$filename\" /></ac:image>";
return $img;
}
}