Add Image resource + fake controllers

controllers/canvas.mjs

@@ -0,0 +1,20 @@
+import Canvas from '../src/Canvas.js';
+import Image from '../src/Image.js';
+/**
+ * Generate a canvas object to serve
+ * @param {string} manifestId The corresponding manifest's id
+ * @param {int|string} name The canvas name 
+ */
+export default function generateCanvas(manifestId, name) {
+	const IIIF_API_VERSION = process.env.IIIF_API_VERSION;
+	const BASE_URL = process.env.BASE_URL;
+
+	const canvas = new Canvas(IIIF_API_VERSION, BASE_URL);
+	canvas.generateID(manifestId, name);
+
+	const image = new Image(4000, 3000);
+	canvas.setThumbnail();
+	canvas.addImage(image);
+
+    return canvas.toObject();
+}

controllers/manifest.mjs

@@ -0,0 +1,24 @@
+import Manifest from '../src/Manifest.js';
+import Sequence from '../src/Sequence.js';
+import Canvas from '../src/Canvas.js';
+import Image from '../src/Image.js';
+/**
+ * Generate a manifest object to serve
+ * @param {string} manifestId 
+ */
+export default function generateManifest(manifestId) {
+	const IIIF_API_VERSION = process.env.IIIF_API_VERSION;
+	const BASE_URL = process.env.BASE_URL;
+
+	const manifest = new Manifest(IIIF_API_VERSION, BASE_URL);
+	const sequence = new Sequence();
+	const canvas = new Canvas(IIIF_API_VERSION, BASE_URL);
+	const image = new Image(4000, 3000);
+	canvas.setThumbnail();
+	canvas.addImage(image);
+	sequence.addCanvas(canvas);
+	manifest.addSequence(sequence);
+	manifest.generateID(manifestId);
+
+    return manifest.toObject();
+}

routes/index.mjs

@@ -1,24 +1,19 @@
-import Manifest from '../src/Manifest.js';
-import Sequence from '../src/Sequence.js';
-import Canvas from '../src/Canvas.js';
+import generateManifest from '../controllers/manifest.mjs';
+import generateCanvas from '../controllers/canvas.mjs';
 import express from 'express';
 
 let router = express.Router();
 
 /* GET manifest JSON */
-router.get('/iiif/:manifestid/manifest', function(req, res, next) {
-	const IIIF_API_VERSION = process.env.IIIF_API_VERSION;
-	const BASE_URL = process.env.BASE_URL;
+router.get('/iiif/:manifestid/manifest', function(req, res) {
+	const manifest = generateManifest(req.params.manifestid)
+	res.json(manifest);
+});
 
-	const manifest = new Manifest(IIIF_API_VERSION, BASE_URL);
-	const sequence = new Sequence();
-	const canvas = new Canvas(IIIF_API_VERSION, BASE_URL);
-	canvas.setThumbnail();
-	sequence.addCanvas(canvas);
-	manifest.addSequence(sequence);
-	manifest.generateID(req.params.manifestid);
-
-	res.json(manifest.toObject());
+/* GET manifest JSON */
+router.get('/iiif/:manifestid/canvas/:name', function(req, res) {
+	const canvas = generateCanvas(req.params.manifestid, req.params.name)
+	res.json(canvas);
 });
 
 export default router;

src/Canvas.js

@@ -1,4 +1,5 @@
 import IIIFResource from './IIIFResource.js';
+import Image from './Image.js';
 /**
  * @implements IIIFResource
  */
@@ -29,6 +30,12 @@ class Canvas {
     setLabel(label) {
         this.label = label;
     }
+    /**
+     * @param {Image} image Add an image to the canvas
+     */
+    addImage(image) {
+        this.images.push(image.toObject());
+    }
     /**
      * Add a thumbnail object
      * @todo Support multiple thumbs?
@@ -52,6 +59,7 @@ class Canvas {
             "@id" : this.id,
             "@type" : this.type,
             "label" : this.label,
+            "images" : this.images,
             "thumbnail" : this.thumbnail
         }
     }

src/Image.js

@@ -0,0 +1,39 @@
+import IIIFResource from './IIIFResource.js';
+/**
+ * @implements IIIFResource
+ */
+class Image {
+    /**
+     * @var {string} id A URL pointing to the image resource
+     */
+    id = '';
+    type = 'dctypes:Image';
+    format = 'image/jpeg';
+    height = 0;
+    width = 0;
+    service = {};
+
+    constructor(height, width) {
+        this.height = height;
+        this.width = width;
+    }
+    /**
+     * Object representation of
+     * image resource
+     * @returns {object}
+     */
+    toObject() {
+        return {
+            resource : {
+                "@id" : this.id,
+                "@type" : this.type,
+                format: this.format,
+                service : this.service,
+                height: this.height,
+                width: this.width,
+            }
+        }
+    }
+}
+
+export default Image;

src/Manifest.js

@@ -28,6 +28,9 @@ class Manifest {
         this.id = `${this.BASE_URL}/iiif/${idParam}/manifest` ;
     }
     /**
+     * Object representation of this
+     * manifest
+     * 
      * @todo Implement
      * @returns {object}
      */