From b28708192b311c0b37cd55c6aa4fc458c4d0ae73 Mon Sep 17 00:00:00 2001
From: Peter Stuifzand <peter@stuifzand.eu>
Date: Wed, 6 Feb 2019 15:14:39 +0100
Subject: [PATCH] Create node-red-contrib-micropub

---
 indieauth.html       | 48 ++++++++++++++++++++++++++
 indieauth.js         | 80 ++++++++++++++++++++++++++++++++++++++++++++
 micropub-create.html | 47 ++++++++++++++++++++++++++
 micropub-create.js   | 28 ++++++++++++++++
 package.json         | 13 +++++++
 5 files changed, 216 insertions(+)
 create mode 100644 indieauth.html
 create mode 100644 indieauth.js
 create mode 100644 micropub-create.html
 create mode 100644 micropub-create.js
 create mode 100644 package.json

diff --git a/indieauth.html b/indieauth.html
new file mode 100644
index 0000000..fd8ba49
--- /dev/null
+++ b/indieauth.html
@@ -0,0 +1,48 @@
+<script type="text/javascript">
+    RED.nodes.registerType('indieauth', {
+        category: 'config',
+        defaults: {
+            client_id: {value: ""},
+            me: {value: ""}
+        },
+        credentials: {
+            micropub_endpoint: {value: "", required: false},
+            token_endpoint: {value: "", required: false},
+            auth_token: {value: "", required: false}
+        },
+        label: function () {
+            return this.me || 'indieauth';
+        },
+
+        exportable: false,
+
+        oneditprepare: function () {
+            var id = this.id;
+
+            $('#node-config-start-auth').mousedown(function () {
+                var callback = 'https://localhost:1881/indieauth/auth/callback';
+                var clientId = $("#node-config-input-client_id").val();
+                var me = $("#node-config-input-me").val();
+                var url = 'indieauth/auth?id=' + id + '&client_id=' + clientId + "&me=" + me + "&callback=" + encodeURIComponent(callback);
+                $(this).attr("href", url);
+            });
+        }
+    })
+</script>
+
+<script type="text/x-red" data-template-name="indieauth">
+    <div class="form-row">
+        <label for="node-config-input-client_id"><i class="icon-bookmark"></i> Client ID</label>
+        <input type="text" id="node-config-input-client_id">
+    </div>
+
+    <div class="form-row">
+        <label for="node-config-input-me"><i class="icon-bookmark"></i> me</label>
+        <input type="text" id="node-config-input-me">
+    </div>
+
+    <div class="form-row">
+         <label>&nbsp;</label>
+         <a class="btn" id="node-config-start-auth" href="#" target="_blank"><span>Web Sign In</span></a>
+    </div>
+</script>
diff --git a/indieauth.js b/indieauth.js
new file mode 100644
index 0000000..49ce644
--- /dev/null
+++ b/indieauth.js
@@ -0,0 +1,80 @@
+var Micropub = require('micropub-helper');
+
+module.exports = function (RED) {
+    function IndieauthNode(n) {
+        RED.nodes.createNode(this, n);
+        this.client_id = n.client_id;
+        this.micropub_endpoint = n.micropub_endpoint;
+        this.token_endpoint = n.token_endpoint;
+        this.authorization_endpoint = n.authorization_endpoint;
+        this.auth_token = n.auth_token;
+        this.me = n.me;
+    }
+
+    RED.nodes.registerType("indieauth", IndieauthNode);
+
+    RED.httpAdmin.get('/indieauth/auth', function (req, res) {
+        var node_id = req.query.id;
+
+        const micropub = new Micropub({
+            clientId: req.query.client_id,
+            redirectUri: 'http://localhost:1881/indieauth/auth/callback',
+            me: req.query.me,
+            state: node_id + ':1234'
+        });
+
+        var credentials = {
+            client_id: req.query.client_id,
+            me: req.query.me
+        };
+
+        micropub.getAuthUrl(req.query.me).then(url => {
+            credentials.micropub_endpoint = micropub.options.micropubEndpoint;
+            credentials.token_endpoint = micropub.options.tokenEndpoint;
+            res.redirect(url);
+            RED.nodes.addCredentials(node_id, credentials);
+        }).catch(err => {
+            RED.log.error(err);
+            res.send(err);
+        });
+    });
+
+    RED.httpAdmin.get('/indieauth/auth/callback', function (req, res) {
+        RED.log.info(req.query.state);
+        RED.log.info(req.query.code);
+
+        var code = req.query.code;
+        var state = req.query.state.split(':');
+
+        if (!code || !state) {
+            return;
+        }
+
+        var node_id = state[0];
+
+        var credentials = RED.nodes.getCredentials(node_id);
+        if (!credentials) {
+            return;
+        }
+
+        const micropub = new Micropub({
+            clientId: credentials.client_id,
+            redirectUri: 'http://localhost:1881/indieauth/auth/callback',
+            tokenEndpoint: credentials.token_endpoint,
+            state: req.query.state,
+            me: credentials.me,
+        });
+
+        micropub
+            .getToken(code)
+            .then(token => {
+                credentials.auth_token = token;
+                RED.nodes.addCredentials(node_id, credentials);
+                res.send('auth completed');
+            }).catch(err => {
+                RED.log.error(err);
+                res.send(err);
+            });
+    });
+};
+
diff --git a/micropub-create.html b/micropub-create.html
new file mode 100644
index 0000000..59abb68
--- /dev/null
+++ b/micropub-create.html
@@ -0,0 +1,47 @@
+<script type="text/javascript">
+    (function () {
+        RED.nodes.registerType('micropub-create', {
+            category: 'output',
+            color: '#a6bbcf',
+            defaults: {
+                name: {value: ""},
+                endpoint: {value: "", type: "indieauth"}
+            },
+            inputs: 1,
+            outputs: 1,
+            icon: "bridge.png",
+            label: function () {
+                return this.name || "micropub";
+            }
+        })
+    })();
+</script>
+
+<script type="text/x-red" data-template-name="micropub-create">
+    <div class="form-row">
+        <label for="node-input-name"><i class="icon-tag"></i> Name</label>
+        <input type="text" id="node-input-name" placeholder="Name">
+    </div>
+
+    <div class="form-row">
+        <label for="node-input-endpoint"><i class="icon-tag"></i> Endpoint</label>
+        <input type="text" id="node-input-endpoint" placeholder="Endpoint">
+    </div>
+
+</script>
+
+<script type="text/x-red" data-help-name="micropub-create">
+    <p>Posts to Micropub endpoints</p>
+    <p>Connect to your Micropub powered blog and post messages.</p>
+    <p>Input Parameters:</p>
+    <p><code>msg.type</code> - Default: 'json'
+    <p><code>msg.payload</code> - Should be an Micropub object using MF2.</p>
+    <p><code>msg.payload.type</code> - Should be an array with the type.</p>
+    <p><code>msg.payload.properties</code> - Should be on object with MF2 properties.</p>
+    <p><code>msg.payload.properties.name</code> - Should be an array with a string.</p>
+    <p><code>msg.payload.properties.content.html</code> - Should be a string.</p>
+    <p><code>msg.payload.properties.content.value</code> - Should be a string.</p>
+    <p>Output Values:</p>
+    <p>This message will be passed on unchanged, but the <code>location</code> of the post will be added.</p>
+    <p><code>msg.location</code> - When succesful this will contain the location of this post.</p>
+</script>
diff --git a/micropub-create.js b/micropub-create.js
new file mode 100644
index 0000000..85983f7
--- /dev/null
+++ b/micropub-create.js
@@ -0,0 +1,28 @@
+var Micropub = require('micropub-helper');
+
+module.exports = function (RED) {
+    function MicropubNode(config) {
+        RED.nodes.createNode(this, config);
+
+        this.endpoint = RED.nodes.getNode(config.endpoint);
+
+        var node = this;
+
+        node.on('input', function (msg) {
+            try {
+                const micropub = new Micropub({
+                    micropubEndpoint: node.endpoint.credentials.micropub_endpoint,
+                    token: node.endpoint.credentials.auth_token
+                });
+                var location = micropub.postMicropub(msg.payload);
+                msg.location = location;
+                node.send(msg);
+            } catch (e) {
+                node.error(e);
+            }
+        });
+    }
+
+    RED.nodes.registerType("micropub-create", MicropubNode);
+}
+
diff --git a/package.json b/package.json
new file mode 100644
index 0000000..028a78a
--- /dev/null
+++ b/package.json
@@ -0,0 +1,13 @@
+{
+    "name" : "node-red-contrib-micropub",
+    "version": "0.1.0",
+    "dependencies": {
+        "micropub-helper": "1.5.3"
+    },
+    "node-red" : {
+        "nodes": {
+            "indieauth": "indieauth.js",
+            "micropub-create": "micropub-create.js"
+        }
+    }
+}