add template download

app/controllers/template_documents_controller.rb

@@ -3,6 +3,12 @@
 class TemplateDocumentsController < ApplicationController
   load_and_authorize_resource :template
 
+  FILES_TTL = 5.minutes
+
+  def index
+    render json: @template.schema_documents.map { |d| ActiveStorage::Blob.proxy_url(d.blob, expires_at: FILES_TTL.from_now.to_i) }
+  end
+
   def create
     if params[:blobs].blank? && params[:files].blank?
       return render json: { error: I18n.t('file_is_missing') }, status: :unprocessable_content

app/javascript/application.js

@@ -167,6 +167,7 @@ safeRegisterElement('template-builder', class extends HTMLElement {
       withConditions: this.dataset.withConditions === 'true',
       withGoogleDrive: this.dataset.withGoogleDrive === 'true',
       withReplaceAndCloneUpload: true,
+      withDownload: true,
       currencies: (this.dataset.currencies || '').split(',').filter(Boolean),
       acceptFileTypes: this.dataset.acceptFileTypes,
       showTourStartForm: this.dataset.showTourStartForm === 'true'

app/javascript/template_builder/builder.vue

@@ -175,7 +175,10 @@
                 {{ t('save') }}
               </span>
             </button>
-            <div class="dropdown dropdown-end">
+            <div
+              class="dropdown dropdown-end"
+              :class="{ 'dropdown-open': isDownloading }"
+            >
               <label
                 tabindex="0"
                 class="base-button !rounded-l-none !pl-1 !pr-2 !border-l-neutral-500"
@@ -209,6 +212,30 @@
                     <span class="whitespace-nowrap">{{ t('preferences') }}</span>
                   </a>
                 </li>
+                <li v-if="withDownload">
+                  <button
+                    class="flex space-x-2"
+                    :disabled="isDownloading"
+                    @click.stop.prevent="download"
+                  >
+                    <IconInnerShadowTop
+                      v-if="isDownloading"
+                      class="animate-spin w-6 h-6 flex-shrink-0"
+                    />
+                    <IconDownload
+                      v-else
+                      class="w-6 h-6 flex-shrink-0"
+                    />
+                    <span
+                      v-if="isDownloading"
+                      class="whitespace-nowrap"
+                    >{{ t('downloading_') }}</span>
+                    <span
+                      v-else
+                      class="whitespace-nowrap"
+                    >{{ t('download') }}</span>
+                  </button>
+                </li>
               </ul>
             </div>
           </span>
@@ -511,7 +538,7 @@ import DocumentPreview from './preview'
 import DocumentControls from './controls'
 import MobileFields from './mobile_fields'
 import FieldSubmitter from './field_submitter'
-import { IconPlus, IconUsersPlus, IconDeviceFloppy, IconChevronDown, IconEye, IconWritingSign, IconInnerShadowTop, IconInfoCircle, IconAdjustments } from '@tabler/icons-vue'
+import { IconPlus, IconUsersPlus, IconDeviceFloppy, IconChevronDown, IconEye, IconWritingSign, IconInnerShadowTop, IconInfoCircle, IconAdjustments, IconDownload } from '@tabler/icons-vue'
 import { v4 } from 'uuid'
 import { ref, computed, toRaw } from 'vue'
 import * as i18n from './i18n'
@@ -537,6 +564,7 @@ export default {
     Contenteditable,
     IconUsersPlus,
     IconChevronDown,
+    IconDownload,
     IconAdjustments,
     IconEye,
     IconDeviceFloppy
@@ -584,6 +612,11 @@ export default {
       required: false,
       default: null
     },
+    withDownload: {
+      type: Boolean,
+      required: false,
+      default: false
+    },
     backgroundColor: {
       type: String,
       required: false,
@@ -805,6 +838,7 @@ export default {
     return {
       documentRefs: [],
       isBreakpointLg: false,
+      isDownloading: false,
       isLoadingBlankPage: false,
       isSaving: false,
       selectedSubmitter: null,
@@ -963,6 +997,75 @@ export default {
   },
   methods: {
     toRaw,
+    download () {
+      this.isDownloading = true
+
+      this.baseFetch(`/templates/${this.template.id}/documents`).then(async (response) => {
+        if (response.ok) {
+          const urls = await response.json()
+          const isMobileSafariIos = 'ontouchstart' in window && navigator.maxTouchPoints > 0 && /AppleWebKit/i.test(navigator.userAgent)
+          const isSafariIos = isMobileSafariIos || /iPhone|iPad|iPod/i.test(navigator.userAgent)
+
+          if (isSafariIos && urls.length > 1) {
+            this.downloadSafariIos(urls)
+          } else {
+            this.downloadUrls(urls)
+          }
+        } else {
+          alert(this.t('failed_to_download_files'))
+        }
+      })
+    },
+    downloadUrls (urls) {
+      const fileRequests = urls.map((url) => {
+        return () => {
+          return fetch(url).then(async (resp) => {
+            const blobUrl = URL.createObjectURL(await resp.blob())
+            const link = document.createElement('a')
+
+            link.href = blobUrl
+            link.setAttribute('download', decodeURI(url.split('/').pop()))
+
+            link.click()
+
+            URL.revokeObjectURL(blobUrl)
+          })
+        }
+      })
+
+      fileRequests.reduce(
+        (prevPromise, request) => prevPromise.then(() => request()),
+        Promise.resolve()
+      ).finally(() => {
+        this.isDownloading = false
+      })
+    },
+    downloadSafariIos (urls) {
+      const fileRequests = urls.map((url) => {
+        return fetch(url).then(async (resp) => {
+          const blob = await resp.blob()
+          const blobUrl = URL.createObjectURL(blob.slice(0, blob.size, 'application/octet-stream'))
+          const link = document.createElement('a')
+
+          link.href = blobUrl
+          link.setAttribute('download', decodeURI(url.split('/').pop()))
+
+          return link
+        })
+      })
+
+      Promise.all(fileRequests).then((links) => {
+        links.forEach((link, index) => {
+          setTimeout(() => {
+            link.click()
+
+            URL.revokeObjectURL(link.href)
+          }, index * 50)
+        })
+      }).finally(() => {
+        this.isDownloading = false
+      })
+    },
     onDragover (e) {
       if (this.$refs.dragPlaceholder?.dragPlaceholder) {
         this.$refs.dragPlaceholder.isMask = e.target.id === 'mask'

app/javascript/template_builder/i18n.js

@@ -1,4 +1,6 @@
 const en = {
+  download: 'Download',
+  downloading_: 'Downloading...',
   view: 'View',
   autodetect_fields: 'Autodetect fields',
   payment_link: 'Payment link',
@@ -185,6 +187,8 @@ const en = {
 }
 
 const es = {
+  download: 'Descargar',
+  downloading_: 'Descargando...',
   view: 'Vista',
   payment_link: 'Enlace de pago',
   strikeout: 'Tachar',
@@ -370,6 +374,8 @@ const es = {
 }
 
 const it = {
+  download: 'Scarica',
+  downloading_: 'Download in corso...',
   view: 'Vista',
   payment_link: 'Link di pagamento',
   strikeout: 'Barrato',
@@ -555,6 +561,8 @@ const it = {
 }
 
 const pt = {
+  download: 'Baixar',
+  downloading_: 'Baixando...',
   view: 'Visualizar',
   payment_link: 'Link de pagamento',
   strikeout: 'Tachado',
@@ -740,6 +748,8 @@ const pt = {
 }
 
 const fr = {
+  download: 'Télécharger',
+  downloading_: 'Téléchargement...',
   view: 'Voir',
   payment_link: 'Lien de paiement',
   strikeout: 'Rature',
@@ -925,6 +935,8 @@ const fr = {
 }
 
 const de = {
+  download: 'Download',
+  downloading_: 'Download...',
   view: 'Anzeigen',
   payment_link: 'Zahlungslink',
   strikeout: 'Durchstreichen',
@@ -1110,6 +1122,8 @@ const de = {
 }
 
 const nl = {
+  download: 'Downloaden',
+  downloading_: 'Downloaden...',
   view: 'Bekijken',
   payment_link: 'Betaallink',
   strikeout: 'Doorhalen',

config/routes.rb

@@ -98,7 +98,7 @@ Rails.application.routes.draw do
   resources :submissions_filters, only: %i[show], param: 'name'
   resources :templates, only: %i[new create edit update show destroy] do
     resource :debug, only: %i[show], controller: 'templates_debug' if Rails.env.development?
-    resources :documents, only: %i[create], controller: 'template_documents'
+    resources :documents, only: %i[index create], controller: 'template_documents'
     resources :clone_and_replace, only: %i[create], controller: 'templates_clone_and_replace'
     if !Docuseal.multitenant? || Docuseal.demo?
       resources :detect_fields, only: %i[create], controller: 'templates_detect_fields'