X-Git-Url: https://git.bts.cx/cx.git/blobdiff_plain/c469f0f84d54065f375698e891da3461abaf661f..a33491c3a25cf858b67f279c10d93e0eb863ad92:/cx/lib/markdown.php

diff --git a/cx/lib/markdown.php b/cx/lib/markdown.php
new file mode 100644
index 0000000..8cdc235
--- /dev/null
+++ b/cx/lib/markdown.php
@@ -0,0 +1,41 @@
+<?php
+
+cx_require('lib', 'images.php');
+cx_require('lib', 'url.php');
+cx_require('third_party', 'parsedown', 'Parsedown.php');
+
+class ExtendedParsedown extends Parsedown {
+	public function __construct() {
+		$this->InlineTypes['{'][]= 'BlogImage';
+		$this->inlineMarkerList .= '{';
+	}
+
+	protected function inlineBlogImage($excerpt) {
+		if (preg_match('/^{img:([^}]+)}/', $excerpt['text'], $matches)) {
+			$image_id = $matches[1];
+			$image = cx_images_find_image($image_id);
+
+			if ($image == null) {
+				return;
+			}
+
+			$permalink = '/data/images/' . $image->url;
+
+			return array(
+				'extent' => strlen($matches[0]) + 1, 
+				'element' => array(
+					'name' => 'img',
+					'attributes' => array(
+						'src' => cx_url($permalink),
+						'alt' => $image->alt_text,
+					),
+				),
+			);
+		}
+	}
+}
+
+function cx_markdown_generate_html($markdown) {
+	static $Parsedown = new ExtendedParsedown();
+	return $Parsedown->text($markdown);
+}