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