Add Client and WebDAV stuff (#17)

* add editor to metadata

* add client

* fix stuff

backend/app/src/main/kotlin/me/kruemmelspalter/file_spider/backend/services/DocumentMeta.kt

@@ -8,6 +8,7 @@ data class DocumentMeta(
     val id: UUID,
     val title: String,
     val added: Timestamp,
+    val editor: String,
     val created: Timestamp,
     val modified: Timestamp,
     val accessed: Timestamp,
@@ -19,5 +20,5 @@ data class DocumentMeta(
         modified: Timestamp,
         accessed: Timestamp,
         tags: List<String>
-    ) : this(doc.id, doc.title, doc.added, created, modified, accessed, tags)
+    ) : this(doc.id, doc.title, doc.added, doc.editor, created, modified, accessed, tags)
 }

client/.gitignore

@@ -0,0 +1 @@
+node_modules

client/index.js

@@ -0,0 +1,66 @@
+const express = require('express')
+const proxy = require('express-http-proxy')
+const { execSync, spawn } = require("child_process")
+const axios = require('axios')
+
+const API_HOST = 'http://172.31.69.5'
+const MOUNT_PATH = process.env.HOME + '/.filespider'
+const PORT = 8080
+
+const app = express()
+
+const editors = {
+	mimeSpecific: path => ({explorer: true, command: 'xdg-open', args: [path]}),
+	plain: path => ({explorer: true, command: 'kate', args: [path]}),
+	xournalpp: path => ({explorer: true, command: 'xournalpp', args: [path]}),
+}
+
+function mountWebDAV(host) {
+	execSync(`mkdir -p ${MOUNT_PATH}`)
+	console.log('created directory')
+	execSync(`konsole -e 'sudo mount -t davfs -o uid=${process.getuid()},gid=${process.getgid()} ${API_HOST}/files/ ${MOUNT_PATH}'`)
+	console.log('mounted')
+}
+
+function unmountWebDAV() {
+	execSync(`konsole -e 'sudo umount ${MOUNT_PATH}'`)
+}
+
+app.post('/document/:docId/edit', async (req, res) => {
+	var meta
+	try {
+		meta = await axios.get(`${API_HOST}/document/${req.params.docId}`)
+	} catch(e) {
+		res.status(500).send({path: `${API_HOST}/document/${req.params.docId}`, error: e})
+		return
+	}
+	const path = `${MOUNT_PATH}/${req.params.docId}/${req.params.docId}`
+	const editor = editors[meta.data.editor](path)
+	if(editor === undefined) {
+		res.status(400).send(`Wrong editor ${meta.data.editor}`)
+		console.log(`Wrong editor ${meta.data.editor}`)
+		return
+	}
+	if(editor.explorer) spawn('dolphin', [`${path}/..`])
+	spawn(editor.command, editor.args)
+	res.send()
+})
+
+app.use('/', proxy(API_HOST))
+
+var server
+async function startServer() {
+	await mountWebDAV(API_HOST)
+	server = app.listen(PORT, () => console.log(`Server listening on http://localhost:${PORT}`))
+}
+
+
+function stopServer() {
+	console.log('Unmounting...')
+	if(server?.close !== undefined) server.close()
+	unmountWebDAV()
+}
+
+process.on('SIGINT', stopServer)
+
+startServer()

client/package.json

@@ -0,0 +1,14 @@
+{
+  "name": "filespider-client",
+  "version": "1.0.0",
+  "main": "index.js",
+  "license": "MIT",
+  "dependencies": {
+    "axios": "^1.2.1",
+    "express": "^4.18.2",
+    "express-http-proxy": "^1.6.3"
+  },
+  "devDependencies": {
+    "nodemon": "^2.0.20"
+  }
+}