Initial commit: Nextcloud Node-RED Docker image and custom nodes

2026-05-15 14:50:48 +02:00
commit fd7cc695f7
44 changed files with 3936 additions and 0 deletions
@@ -0,0 +1,81 @@
+module.exports = function(RED) {
+    var https = require('https');
+    var http = require('http');
+    var url = require('url');
+
+    var OPERATIONS = {
+        'widgets:list':      { method:'GET',  path:'/ocs/v2.php/apps/dashboard/api/v1/widgets' },
+        'widgetItems:v1':    { method:'GET',  path:'/ocs/v2.php/apps/dashboard/api/v1/widget-items', query:['sinceIds','limit'] },
+        'widgetItems:v2':    { method:'GET',  path:'/ocs/v2.php/apps/dashboard/api/v2/widget-items', query:['sinceIds','limit'] },
+        'layout:get':        { method:'GET',  path:'/ocs/v2.php/apps/dashboard/api/v3/layout' },
+        'layout:update':     { method:'POST', path:'/ocs/v2.php/apps/dashboard/api/v3/layout', body:['layout'] },
+        'statuses:get':      { method:'GET',  path:'/ocs/v2.php/apps/dashboard/api/v3/statuses' },
+        'statuses:update':   { method:'POST', path:'/ocs/v2.php/apps/dashboard/api/v3/statuses', body:['statuses'] }
+    };
+
+    function DashboardNode(config) {
+        RED.nodes.createNode(this, config);
+        var node = this;
+        this.configNode = RED.nodes.getNode(config.nextcloud);
+        this.operation = config.operation || 'widgets:list';
+        this.bodySinceIds = config.bodySinceIds; this.bodyLimit = config.bodyLimit;
+        this.bodyLayout = config.bodyLayout; this.bodyStatuses = config.bodyStatuses;
+
+        if (!this.configNode) { node.error("No Nextcloud configuration node selected"); return; }
+
+        node.on('input', function(msg) {
+            var op = OPERATIONS[msg.operation || node.operation];
+            if (!op) { node.error("Unknown operation: " + (msg.operation || node.operation), msg); return; }
+
+            var baseUrl = (node.configNode.baseUrl || '').replace(/\/+$/, '');
+            var username = node.configNode.credentials.username;
+            var password = node.configNode.credentials.password;
+            var path = op.path;
+
+            var queryParts = [];
+            if (op.query) {
+                op.query.forEach(function(q) {
+                    var v = msg[q] !== undefined ? msg[q] : getField(node, q);
+                    if (v !== undefined && v !== '') queryParts.push(encodeURIComponent(q) + '=' + encodeURIComponent(v));
+                });
+            }
+            var fullUrl = baseUrl + path + (queryParts.length ? '?' + queryParts.join('&') : '');
+            var parsedUrl = url.parse(fullUrl);
+
+            var headers = { 'OCS-APIRequest':'true','Accept':'application/json',
+                'Authorization':'Basic '+Buffer.from(username+':'+password).toString('base64') };
+
+            var bodyObj = {};
+            if (op.body) {
+                op.body.forEach(function(b) {
+                    var v = msg[b] !== undefined ? msg[b] : getField(node, b);
+                    if (v !== undefined && v !== '') bodyObj[b] = v;
+                });
+            }
+            if (msg.layout && Array.isArray(msg.layout)) bodyObj.layout = msg.layout;
+            if (msg.statuses && Array.isArray(msg.statuses)) bodyObj.statuses = msg.statuses;
+
+            var bodyStr = null;
+            if (Object.keys(bodyObj).length > 0) { headers['Content-Type']='application/json'; bodyStr=JSON.stringify(bodyObj); }
+
+            var opts = { hostname:parsedUrl.hostname, port:parsedUrl.port||(parsedUrl.protocol==='https:'?443:80),
+                path:parsedUrl.path, method:op.method, headers:headers, rejectUnauthorized:false };
+
+            node.log(op.method+' '+fullUrl);
+            var transport = parsedUrl.protocol==='https:'?https:http;
+            var req = transport.request(opts, function(res) {
+                var body=''; res.on('data',function(c){body+=c;});
+                res.on('end',function(){ msg.statusCode=res.statusCode; msg.operation=msg.operation||node.operation;
+                    try{msg.payload=JSON.parse(body);}catch(e){msg.payload=body;} node.send(msg); });
+            });
+            req.on('error',function(err){msg.error=err.message;node.error(op.method+' '+fullUrl+' — '+err.message,msg);});
+            if(bodyStr) req.write(bodyStr);
+            req.end();
+        });
+    }
+    function getField(node,name) {
+        var m={ 'sinceIds':node.bodySinceIds,'limit':node.bodyLimit,'layout':node.bodyLayout,'statuses':node.bodyStatuses };
+        return m[name];
+    }
+    RED.nodes.registerType("dashboard", DashboardNode);
+};