From 67a35cdf3e7d75e0b9e8fd2095c73f28479d26cd Mon Sep 17 00:00:00 2001
From: tp_dhu <terry.probert@dhuhealthcare.nhs.uk>
Date: Wed, 30 Apr 2025 02:16:39 +0100
Subject: [PATCH] updated parsedown helper to include href

---
 app/extensions/ParsedownHelper.php | 71 +++++++++++++++++++++++++-----
 1 file changed, 60 insertions(+), 11 deletions(-)

diff --git a/app/extensions/ParsedownHelper.php b/app/extensions/ParsedownHelper.php
index ef6ee8c..85cca6b 100644
--- a/app/extensions/ParsedownHelper.php
+++ b/app/extensions/ParsedownHelper.php
@@ -2,22 +2,25 @@
 
 class ParsedownHelper extends \Prefab {
     
-    static public function render($args) {
+    static public function render($args)
+    {
+        
+        # inline <parsedown inline="true">#markdown here</parsedown>
+        if(isset($args['@attrib']) && isset($args['@attrib']['inline']) &&
+            $args['@attrib']['inline'] === 'true'){
 
-        if(isset($args['@attrib']) && $args['@attrib']['inline'] === 'true'){
-
-            $return = \Parsedown::instance()->text($args[0]);
-
-            return '<!-- tableextension -->
-            <div class="content">
-            <parsedown_rendered>'.$return.'</parsedown_rendered>
-            </div>
-            ';
+            return self::instance()->inline($args);
 
         }
 
-        // return '<pre>'.print_r($args,1).'</pre>';
+        # href <parsedown href="filename"></parsedown>
+        if(isset($args['@attrib']) && isset($args['@attrib']['href']))
+        {
+            return self::instance()->load_href($args);
+        }
+    
 
+        # token <parsedown>{@variable}</parsedown>
         $content = $args[0];
         $content_token = \Template::instance()->token($content);
         
@@ -30,6 +33,52 @@ class ParsedownHelper extends \Prefab {
     function build($content){
         return \ParsedownTableExtension::instance()->text($content);
     }
+
+
+    static private function inline($args){
+        $return = \Parsedown::instance()->text($args[0]);
+
+        return '<!-- tableextension -->
+        <div class="content">
+        <parsedown_rendered>'.$return.'</parsedown_rendered>
+        </div>
+        ';
+    }
+
+    static private function load_href($args){
+        $href= $args['@attrib']['href'] ?? '';
+        if(!$href){
+            return '';
+        }
+
+        $ui = Base::instance()->get('UI');
+        $dirs = preg_split('#[;]+#', $ui, -1, PREG_SPLIT_NO_EMPTY);
+
+        // look for the file in each UI dir
+        $file = '';
+        foreach ($dirs as $dir) {
+            // normalize trailing slash
+            $base = rtrim($dir, '/').'/';
+            // resolve relative paths
+            $candidate = realpath($base . $href) ?: $base . $href;
+            // print_r("<p>".$candidate . "</p>");
+            if (is_readable($candidate)) {
+                $file = $candidate;
+                break;
+            }
+        }
+        if(!$file) {
+            return "<p><em>File not found: {$href}</em></p>";
+        }
+
+        $text = file_get_contents($file);
+        $md = \Parsedown::instance()->text($text);
+
+        return '
+        <parsedown_rendered class="content">
+            '.$md.'
+        </parsedown_rendered>';
+    }
 }
 
 \Template::instance()->extend('parsedown', 'ParsedownHelper::render');
\ No newline at end of file