Merge remote-tracking branch 'origin/master' into optimise-pipelinesoptimise-pipelines

8 files changed, 376 insertions, 0 deletions

diff --git a/app/assets/javascripts/blob/3d_viewer/index.js b/app/assets/javascripts/blob/3d_viewer/index.js
new file mode 100644
index 00000000000..68d4ddad551
--- /dev/null
+++ b/app/assets/javascripts/blob/3d_viewer/index.js
@@ -0,0 +1,147 @@
+import * as THREE from 'three/build/three.module';
+import STLLoaderClass from 'three-stl-loader';
+import OrbitControlsClass from 'three-orbit-controls';
+import MeshObject from './mesh_object';
+
+const STLLoader = STLLoaderClass(THREE);
+const OrbitControls = OrbitControlsClass(THREE);
+
+export default class Renderer {
+  constructor(container) {
+    this.renderWrapper = this.render.bind(this);
+    this.objects = [];
+
+    this.container = container;
+    this.width = this.container.offsetWidth;
+    this.height = 500;
+
+    this.loader = new STLLoader();
+
+    this.fov = 45;
+    this.camera = new THREE.PerspectiveCamera(
+      this.fov,
+      this.width / this.height,
+      1,
+      1000,
+    );
+
+    this.scene = new THREE.Scene();
+
+    this.scene.add(this.camera);
+
+    // Setup the viewer
+    this.setupRenderer();
+    this.setupGrid();
+    this.setupLight();
+
+    // Setup OrbitControls
+    this.controls = new OrbitControls(
+      this.camera,
+      this.renderer.domElement,
+    );
+    this.controls.minDistance = 5;
+    this.controls.maxDistance = 30;
+    this.controls.enableKeys = false;
+
+    this.loadFile();
+  }
+
+  setupRenderer() {
+    this.renderer = new THREE.WebGLRenderer({
+      antialias: true,
+    });
+
+    this.renderer.setClearColor(0xFFFFFF);
+    this.renderer.setPixelRatio(window.devicePixelRatio);
+    this.renderer.setSize(
+      this.width,
+      this.height,
+    );
+  }
+
+  setupLight() {
+    // Point light illuminates the object
+    const pointLight = new THREE.PointLight(
+      0xFFFFFF,
+      2,
+      0,
+    );
+
+    pointLight.castShadow = true;
+
+    this.camera.add(pointLight);
+
+    // Ambient light illuminates the scene
+    const ambientLight = new THREE.AmbientLight(
+      0xFFFFFF,
+      1,
+    );
+    this.scene.add(ambientLight);
+  }
+
+  setupGrid() {
+    this.grid = new THREE.GridHelper(
+      20,
+      20,
+      0x000000,
+      0x000000,
+    );
+
+    this.scene.add(this.grid);
+  }
+
+  loadFile() {
+    this.loader.load(this.container.dataset.endpoint, (geo) => {
+      const obj = new MeshObject(geo);
+
+      this.objects.push(obj);
+      this.scene.add(obj);
+
+      this.start();
+      this.setDefaultCameraPosition();
+    });
+  }
+
+  start() {
+    // Empty the container first
+    this.container.innerHTML = '';
+
+    // Add to DOM
+    this.container.appendChild(this.renderer.domElement);
+
+    // Make controls visible
+    this.container.parentNode.classList.remove('is-stl-loading');
+
+    this.render();
+  }
+
+  render() {
+    this.renderer.render(
+      this.scene,
+      this.camera,
+    );
+
+    requestAnimationFrame(this.renderWrapper);
+  }
+
+  changeObjectMaterials(type) {
+    this.objects.forEach((obj) => {
+      obj.changeMaterial(type);
+    });
+  }
+
+  setDefaultCameraPosition() {
+    const obj = this.objects[0];
+    const radius = (obj.geometry.boundingSphere.radius / 1.5);
+    const dist = radius / (Math.sin((this.fov * (Math.PI / 180)) / 2));
+
+    this.camera.position.set(
+      0,
+      dist + 1,
+      dist,
+    );
+
+    this.camera.lookAt(this.grid);
+    this.controls.update();
+  }
+}
diff --git a/app/assets/javascripts/blob/3d_viewer/mesh_object.js b/app/assets/javascripts/blob/3d_viewer/mesh_object.js
new file mode 100644
index 00000000000..96758884abf
--- /dev/null
+++ b/app/assets/javascripts/blob/3d_viewer/mesh_object.js
@@ -0,0 +1,49 @@
+import {
+  Matrix4,
+  MeshLambertMaterial,
+  Mesh,
+} from 'three/build/three.module';
+
+const defaultColor = 0xE24329;
+const materials = {
+  default: new MeshLambertMaterial({
+    color: defaultColor,
+  }),
+  wireframe: new MeshLambertMaterial({
+    color: defaultColor,
+    wireframe: true,
+  }),
+};
+
+export default class MeshObject extends Mesh {
+  constructor(geo) {
+    super(
+      geo,
+      materials.default,
+    );
+
+    this.geometry.computeBoundingSphere();
+
+    this.rotation.set(-Math.PI / 2, 0, 0);
+
+    if (this.geometry.boundingSphere.radius > 4) {
+      const scale = 4 / this.geometry.boundingSphere.radius;
+
+      this.geometry.applyMatrix(
+        new Matrix4().makeScale(
+          scale,
+          scale,
+          scale,
+        ),
+      );
+      this.geometry.computeBoundingSphere();
+
+      this.position.x = -this.geometry.boundingSphere.center.x;
+      this.position.z = this.geometry.boundingSphere.center.y;
+    }
+  }
+
+  changeMaterial(type) {
+    this.material = materials[type];
+  }
+}
diff --git a/app/assets/javascripts/blob/blob_fork_suggestion.js b/app/assets/javascripts/blob/blob_fork_suggestion.js
new file mode 100644
index 00000000000..aa9a4e1c99a
--- /dev/null
+++ b/app/assets/javascripts/blob/blob_fork_suggestion.js
@@ -0,0 +1,15 @@
+function BlobForkSuggestion(openButton, cancelButton, suggestionSection) {
+  if (openButton) {
+    openButton.addEventListener('click', () => {
+      suggestionSection.classList.remove('hidden');
+    });
+  }
+
+  if (cancelButton) {
+    cancelButton.addEventListener('click', () => {
+      suggestionSection.classList.add('hidden');
+    });
+  }
+}
+
+export default BlobForkSuggestion;
diff --git a/app/assets/javascripts/blob/pdf/index.js b/app/assets/javascripts/blob/pdf/index.js
new file mode 100644
index 00000000000..a74c2db9a61
--- /dev/null
+++ b/app/assets/javascripts/blob/pdf/index.js
@@ -0,0 +1,62 @@
+/* eslint-disable no-new */
+import Vue from 'vue';
+import PDFLab from 'vendor/pdflab';
+import workerSrc from 'vendor/pdf.worker';
+
+Vue.use(PDFLab, {
+  workerSrc,
+});
+
+export default () => {
+  const el = document.getElementById('js-pdf-viewer');
+
+  return new Vue({
+    el,
+    data() {
+      return {
+        error: false,
+        loadError: false,
+        loading: true,
+        pdf: el.dataset.endpoint,
+      };
+    },
+    methods: {
+      onLoad() {
+        this.loading = false;
+      },
+      onError(error) {
+        this.loading = false;
+        this.loadError = true;
+        this.error = error;
+      },
+    },
+    template: `
+      <div class="container-fluid md prepend-top-default append-bottom-default">
+        <div
+          class="text-center loading"
+          v-if="loading && !error">
+          <i
+            class="fa fa-spinner fa-spin"
+            aria-hidden="true"
+            aria-label="PDF loading">
+          </i>
+        </div>
+        <pdf-lab
+          v-if="!loadError"
+          :pdf="pdf"
+          @pdflabload="onLoad"
+          @pdflaberror="onError" />
+        <p
+          class="text-center"
+          v-if="error">
+          <span v-if="loadError">
+            An error occured whilst loading the file. Please try again later.
+          </span>
+          <span v-else>
+            An error occured whilst decoding the file.
+          </span>
+        </p>
+      </div>
+    `,
+  });
+};
diff --git a/app/assets/javascripts/blob/pdf_viewer.js b/app/assets/javascripts/blob/pdf_viewer.js
new file mode 100644
index 00000000000..91abe9dd699
--- /dev/null
+++ b/app/assets/javascripts/blob/pdf_viewer.js
@@ -0,0 +1,3 @@
+import renderPDF from './pdf';
+
+document.addEventListener('DOMContentLoaded', renderPDF);
diff --git a/app/assets/javascripts/blob/sketch/index.js b/app/assets/javascripts/blob/sketch/index.js
new file mode 100644
index 00000000000..0799991aa40
--- /dev/null
+++ b/app/assets/javascripts/blob/sketch/index.js
@@ -0,0 +1,73 @@
+import JSZip from 'jszip';
+import JSZipUtils from 'jszip-utils';
+
+export default class SketchLoader {
+  constructor(container) {
+    this.container = container;
+    this.loadingIcon = this.container.querySelector('.js-loading-icon');
+
+    this.load();
+  }
+
+  load() {
+    return this.getZipFile()
+      .then(data => JSZip.loadAsync(data))
+      .then(asyncResult => asyncResult.files['previews/preview.png'].async('uint8array'))
+      .then((content) => {
+        const url = window.URL || window.webkitURL;
+        const blob = new Blob([new Uint8Array(content)], {
+          type: 'image/png',
+        });
+        const previewUrl = url.createObjectURL(blob);
+
+        this.render(previewUrl);
+      })
+      .catch(this.error.bind(this));
+  }
+
+  getZipFile() {
+    return new JSZip.external.Promise((resolve, reject) => {
+      JSZipUtils.getBinaryContent(this.container.dataset.endpoint, (err, data) => {
+        if (err) {
+          reject(err);
+        } else {
+          resolve(data);
+        }
+      });
+    });
+  }
+
+  render(previewUrl) {
+    const previewLink = document.createElement('a');
+    const previewImage = document.createElement('img');
+
+    previewLink.href = previewUrl;
+    previewLink.target = '_blank';
+    previewImage.src = previewUrl;
+    previewImage.className = 'img-responsive';
+
+    previewLink.appendChild(previewImage);
+    this.container.appendChild(previewLink);
+
+    this.removeLoadingIcon();
+  }
+
+  error() {
+    const errorMsg = document.createElement('p');
+
+    errorMsg.className = 'prepend-top-default append-bottom-default text-center';
+    errorMsg.textContent = `
+      Cannot show preview. For previews on sketch files, they must have the file format
+      introduced by Sketch version 43 and above.
+    `;
+    this.container.appendChild(errorMsg);
+
+    this.removeLoadingIcon();
+  }
+
+  removeLoadingIcon() {
+    if (this.loadingIcon) {
+      this.loadingIcon.remove();
+    }
+  }
+}
diff --git a/app/assets/javascripts/blob/sketch_viewer.js b/app/assets/javascripts/blob/sketch_viewer.js
new file mode 100644
index 00000000000..0640dd26855
--- /dev/null
+++ b/app/assets/javascripts/blob/sketch_viewer.js
@@ -0,0 +1,8 @@
+/* eslint-disable no-new */
+import SketchLoader from './sketch';
+
+document.addEventListener('DOMContentLoaded', () => {
+  const el = document.getElementById('js-sketch-viewer');
+
+  new SketchLoader(el);
+});
diff --git a/app/assets/javascripts/blob/stl_viewer.js b/app/assets/javascripts/blob/stl_viewer.js
new file mode 100644
index 00000000000..f611c4fe640
--- /dev/null
+++ b/app/assets/javascripts/blob/stl_viewer.js
@@ -0,0 +1,19 @@
+import Renderer from './3d_viewer';
+
+document.addEventListener('DOMContentLoaded', () => {
+  const viewer = new Renderer(document.getElementById('js-stl-viewer'));
+
+  [].slice.call(document.querySelectorAll('.js-material-changer')).forEach((el) => {
+    el.addEventListener('click', (e) => {
+      const target = e.target;
+
+      e.preventDefault();
+
+      document.querySelector('.js-material-changer.active').classList.remove('active');
+      target.classList.add('active');
+      target.blur();
+
+      viewer.changeObjectMaterials(target.dataset.type);
+    });
+  });
+});