fix: add handling for windows share links

_test/json/windowssharelink.json

@@ -0,0 +1,32 @@
+{
+    "type": "doc",
+    "content": [
+        {
+            "type": "paragraph",
+            "content": [
+                {
+                    "type": "text",
+                    "text": "Windows Shares like "
+                },
+                {
+                    "type": "windowssharelink",
+                    "content": [
+                        {
+                            "type": "text",
+                            "text": "this"
+                        }
+                    ],
+                    "attrs": {
+                        "href": "file:\/\/\/\/\/server\/share",
+                        "class": "windows",
+                        "title": "\\\\server\\share"
+                    }
+                },
+                {
+                    "type": "text",
+                    "text": " are recognized, too."
+                }
+            ]
+        }
+    ]
+}

_test/json/windowssharelink.txt

@@ -0,0 +1 @@
+Windows Shares like [[\\server\share|this]] are recognized, too.

parser/Node.php

@@ -15,6 +15,7 @@ abstract class Node {
         'externallink' => ExternalLinkNode::class,
         'emaillink' => EmailLinkNode::class,
         'locallink' => LocalLinkNode::class,
+        'windowssharelink' => WindowsShareLinkNode::class,
         'preformatted' => PreformattedNode::class,
         'code_block' => CodeBlockNode::class,
         'quote' => QuoteNode::class,

parser/WindowsShareLinkNode.php

@@ -0,0 +1,33 @@
+<?php
+
+namespace dokuwiki\plugin\prosemirror\parser;
+
+
+class WindowsShareLinkNode extends Node
+{
+    protected $data;
+
+    public function __construct($data, $parent)
+    {
+        $this->data = $data;
+    }
+
+    public function toSyntax()
+    {
+        $url = $this->data['attrs']['href'];
+        $url = substr($url, strlen('file:///'));
+        $url = str_replace('/', '\\', $url);
+        $title = '';
+
+        if ($this->data['content'][0]['type'] === 'image') {
+            $imageNode = new ImageNode($this->data['content'][0], $this);
+            $title = '|' . $imageNode->toSyntax();
+        } else {
+            if ($url !== $this->data['content'][0]['text']) {
+                $title = '|' . $this->data['content'][0]['text'];
+            }
+        }
+
+        return '[[' . $url . $title . ']]';
+    }
+}

renderer.php

@@ -452,6 +452,28 @@ class renderer_plugin_prosemirror extends Doku_Renderer {
         $this->nodestack->drop('emaillink');
     }
 
+    public function windowssharelink($link, $title = null)
+    {
+        if (null === $title) {
+            $title = $link;
+        }
+        $isImage = is_array($title);
+        if ($isImage) {
+            $class = 'media';
+        } else {
+            $class = 'windows';
+        }
+        $url           = str_replace('\\', '/', $link);
+        $url           = 'file:///'.$url;
+        $wShareLinkNode = new Node('windowssharelink');
+        $wShareLinkNode->attr('href', $url);
+        $wShareLinkNode->attr('class', $class);
+        $wShareLinkNode->attr('title', hsc($link));
+        $this->nodestack->addTop($wShareLinkNode);
+        $this->cdata($title);
+        $this->nodestack->drop('windowssharelink');
+    }
+
     /** @inheritDoc */
     function linebreak() {
         $this->nodestack->add(new Node('hard_break'));

script/schema.js

@@ -156,6 +156,20 @@ nodes = nodes.addToEnd('emaillink', {
     },
 });
 
+nodes = nodes.addToEnd('windowssharelink', {
+    content: 'text|image',
+    group: 'inline', // fixme should later be changed to substition? or add substitution?
+    inline: true,
+    attrs: {
+        class: {},
+        href: {},
+        title: {},
+    },
+    toDOM(node) {
+        return ['a', node.attrs, 0];
+    },
+});
+
 nodes = nodes.addToEnd('footnote', {
     content: 'inline',
     group: 'inline',