Merge branch '256-avatar-crop-popup' into 'develop'

Add avatar cropper

Closes #256

See merge request pleroma/pleroma-fe!547

.eslintrc.js

@@ -11,7 +11,7 @@ module.exports = {
     'html'
   ],
   // add your custom rules here
-  'rules': {
+  rules: {
     // allow paren-less arrow functions
     'arrow-parens': 0,
     // allow async-await

package.json

@@ -17,6 +17,7 @@
     "babel-plugin-add-module-exports": "^0.2.1",
     "babel-plugin-lodash": "^3.2.11",
     "chromatism": "^3.0.0",
+    "cropperjs": "^1.4.3",
     "diff": "^3.0.1",
     "karma-mocha-reporter": "^2.2.1",
     "localforage": "^1.5.0",

src/components/image_cropper/image_cropper.js

@@ -0,0 +1,128 @@
+import Cropper from 'cropperjs'
+import 'cropperjs/dist/cropper.css'
+
+const ImageCropper = {
+  props: {
+    trigger: {
+      type: [String, window.Element],
+      required: true
+    },
+    submitHandler: {
+      type: Function,
+      required: true
+    },
+    cropperOptions: {
+      type: Object,
+      default () {
+        return {
+          aspectRatio: 1,
+          autoCropArea: 1,
+          viewMode: 1,
+          movable: false,
+          zoomable: false,
+          guides: false
+        }
+      }
+    },
+    mimes: {
+      type: String,
+      default: 'image/png, image/gif, image/jpeg, image/bmp, image/x-icon'
+    },
+    saveButtonLabel: {
+      type: String
+    },
+    cancelButtonLabel: {
+      type: String
+    }
+  },
+  data () {
+    return {
+      cropper: undefined,
+      dataUrl: undefined,
+      filename: undefined,
+      submitting: false,
+      submitError: null
+    }
+  },
+  computed: {
+    saveText () {
+      return this.saveButtonLabel || this.$t('image_cropper.save')
+    },
+    cancelText () {
+      return this.cancelButtonLabel || this.$t('image_cropper.cancel')
+    },
+    submitErrorMsg () {
+      return this.submitError && this.submitError instanceof Error ? this.submitError.toString() : this.submitError
+    }
+  },
+  methods: {
+    destroy () {
+      if (this.cropper) {
+        this.cropper.destroy()
+      }
+      this.$refs.input.value = ''
+      this.dataUrl = undefined
+      this.$emit('close')
+    },
+    submit () {
+      this.submitting = true
+      this.avatarUploadError = null
+      this.submitHandler(this.cropper, this.filename)
+        .then(() => this.destroy())
+        .catch((err) => {
+          this.submitError = err
+        })
+        .finally(() => {
+          this.submitting = false
+        })
+    },
+    pickImage () {
+      this.$refs.input.click()
+    },
+    createCropper () {
+      this.cropper = new Cropper(this.$refs.img, this.cropperOptions)
+    },
+    getTriggerDOM () {
+      return typeof this.trigger === 'object' ? this.trigger : document.querySelector(this.trigger)
+    },
+    readFile () {
+      const fileInput = this.$refs.input
+      if (fileInput.files != null && fileInput.files[0] != null) {
+        let reader = new window.FileReader()
+        reader.onload = (e) => {
+          this.dataUrl = e.target.result
+          this.$emit('open')
+        }
+        reader.readAsDataURL(fileInput.files[0])
+        this.filename = fileInput.files[0].name || 'unknown'
+        this.$emit('changed', fileInput.files[0], reader)
+      }
+    },
+    clearError () {
+      this.submitError = null
+    }
+  },
+  mounted () {
+    // listen for click event on trigger
+    const trigger = this.getTriggerDOM()
+    if (!trigger) {
+      this.$emit('error', 'No image make trigger found.', 'user')
+    } else {
+      trigger.addEventListener('click', this.pickImage)
+    }
+    // listen for input file changes
+    const fileInput = this.$refs.input
+    fileInput.addEventListener('change', this.readFile)
+  },
+  beforeDestroy: function () {
+    // remove the event listeners
+    const trigger = this.getTriggerDOM()
+    if (trigger) {
+      trigger.removeEventListener('click', this.pickImage)
+    }
+    const fileInput = this.$refs.input
+    fileInput.removeEventListener('change', this.readFile)
+  }
+}
+
+export default ImageCropper

src/components/image_cropper/image_cropper.vue

@@ -0,0 +1,42 @@
+<template>
+  <div class="image-cropper">
+    <div v-if="dataUrl">
+      <div class="image-cropper-image-container">
+        <img ref="img" :src="dataUrl" alt="" @load.stop="createCropper" />
+      </div>
+      <div class="image-cropper-buttons-wrapper">
+        <button class="btn" type="button" :disabled="submitting" @click="submit" v-text="saveText"></button>
+        <button class="btn" type="button" :disabled="submitting" @click="destroy" v-text="cancelText"></button>
+        <i class="icon-spin4 animate-spin" v-if="submitting"></i>
+      </div>
+      <div class="alert error" v-if="submitError">
+        {{submitErrorMsg}}
+        <i class="button-icon icon-cancel" @click="clearError"></i>
+      </div>
+    </div>
+    <input ref="input" type="file" class="image-cropper-img-input" :accept="mimes">
+  </div>
+</template>
+
+<script src="./image_cropper.js"></script>
+
+<style lang="scss">
+.image-cropper {
+  &-img-input {
+    display: none;
+  }
+
+  &-image-container {
+    position: relative;
+
+    img {
+      display: block;
+      max-width: 100%;
+    }
+  }
+
+  &-buttons-wrapper {
+    margin-top: 15px;
+  }
+}
+</style>

src/components/settings/settings.vue

@@ -311,20 +311,6 @@
     color: $fallback--cRed;
   }
 
-  .old-avatar {
-    width: 128px;
-    border-radius: $fallback--avatarRadius;
-    border-radius: var(--avatarRadius, $fallback--avatarRadius);
-  }
-
-  .new-avatar {
-    object-fit: cover;
-    width: 128px;
-    height: 128px;
-    border-radius: $fallback--avatarRadius;
-    border-radius: var(--avatarRadius, $fallback--avatarRadius);
-  }
-
   .btn {
     min-height: 28px;
     min-width: 10em;

src/components/user_settings/user_settings.js

@@ -1,6 +1,7 @@
 import { unescape } from 'lodash'
 
 import TabSwitcher from '../tab_switcher/tab_switcher.js'
+import ImageCropper from '../image_cropper/image_cropper.vue'
 import StyleSwitcher from '../style_switcher/style_switcher.vue'
 import fileSizeFormatService from '../../services/file_size_format/file_size_format.js'
 
@@ -20,14 +21,12 @@ const UserSettings = {
       followImportError: false,
       followsImported: false,
       enableFollowsExport: true,
-      avatarUploading: false,
+      pickAvatarBtnVisible: true,
       bannerUploading: false,
       backgroundUploading: false,
       followListUploading: false,
-      avatarPreview: null,
       bannerPreview: null,
       backgroundPreview: null,
-      avatarUploadError: null,
       bannerUploadError: null,
       backgroundUploadError: null,
       deletingAccount: false,
@@ -41,7 +40,8 @@ const UserSettings = {
   },
   components: {
     StyleSwitcher,
-    TabSwitcher
+    TabSwitcher,
+    ImageCropper
   },
   computed: {
     user () {
@@ -117,35 +117,15 @@ const UserSettings = {
       }
       reader.readAsDataURL(file)
     },
-    submitAvatar () {
-      if (!this.avatarPreview) { return }
-
-      let img = this.avatarPreview
-      // eslint-disable-next-line no-undef
-      let imginfo = new Image()
-      let cropX, cropY, cropW, cropH
-      imginfo.src = img
-      if (imginfo.height > imginfo.width) {
-        cropX = 0
-        cropW = imginfo.width
-        cropY = Math.floor((imginfo.height - imginfo.width) / 2)
-        cropH = imginfo.width
-      } else {
-        cropY = 0
-        cropH = imginfo.height
-        cropX = Math.floor((imginfo.width - imginfo.height) / 2)
-        cropW = imginfo.height
-      }
-      this.avatarUploading = true
-      this.$store.state.api.backendInteractor.updateAvatar({params: {img, cropX, cropY, cropW, cropH}}).then((user) => {
+    submitAvatar (cropper) {
+      const img = cropper.getCroppedCanvas().toDataURL('image/jpeg')
+      return this.$store.state.api.backendInteractor.updateAvatar({ params: { img } }).then((user) => {
         if (!user.error) {
           this.$store.commit('addNewUsers', [user])
           this.$store.commit('setCurrentUser', user)
-          this.avatarPreview = null
         } else {
-          this.avatarUploadError = this.$t('upload.error.base') + user.error
+          throw new Error(this.$t('upload.error.base') + user.error)
         }
-        this.avatarUploading = false
       })
     },
     clearUploadError (slot) {

src/components/user_settings/user_settings.vue

@@ -48,19 +48,10 @@
             <h2>{{$t('settings.avatar')}}</h2>
             <p class="visibility-notice">{{$t('settings.avatar_size_instruction')}}</p>
             <p>{{$t('settings.current_avatar')}}</p>
-            <img :src="user.profile_image_url_original" class="old-avatar"></img>
+            <img :src="user.profile_image_url_original" class="current-avatar"></img>
             <p>{{$t('settings.set_new_avatar')}}</p>
-            <img class="new-avatar" v-bind:src="avatarPreview" v-if="avatarPreview">
-            </img>
-            <div>
-              <input type="file" @change="uploadFile('avatar', $event)" ></input>
-            </div>
-            <i class="icon-spin4 animate-spin" v-if="avatarUploading"></i>
-            <button class="btn btn-default" v-else-if="avatarPreview" @click="submitAvatar">{{$t('general.submit')}}</button>
-            <div class='alert error' v-if="avatarUploadError">
-              Error: {{ avatarUploadError }}
-              <i class="button-icon icon-cancel" @click="clearUploadError('avatar')"></i>
-            </div>
+            <button class="btn" type="button" id="pick-avatar" v-show="pickAvatarBtnVisible">{{$t('settings.upload_a_photo')}}</button>
+            <image-cropper trigger="#pick-avatar" :submitHandler="submitAvatar" @open="pickAvatarBtnVisible=false" @close="pickAvatarBtnVisible=true" />
           </div>
           <div class="setting-item">
             <h2>{{$t('settings.profile_banner')}}</h2>
@@ -167,6 +158,8 @@
 </script>
 
 <style lang="scss">
+@import '../../_variables.scss';
+
 .profile-edit {
   .bio {
     margin: 0;
@@ -193,5 +186,13 @@
   .bg {
     max-width: 100%;
   }
+
+  .current-avatar {
+    display: block;
+    width: 150px;
+    height: 150px;
+    border-radius: $fallback--avatarRadius;
+    border-radius: var(--avatarRadius, $fallback--avatarRadius);
+  }
 }
 </style>

src/i18n/en.json

@@ -21,6 +21,11 @@
     "more": "More",
     "generic_error": "An error occured"
   },
+  "image_cropper": {
+    "crop_picture": "Crop picture",
+    "save": "Save",
+    "cancel": "Cancel"
+  },
   "login": {
     "login": "Log in",
     "description": "Log in with OAuth",
@@ -206,6 +211,7 @@
     "theme_help_v2_1": "You can also override certain component's colors and opacity by toggling the checkbox, use \"Clear all\" button to clear all overrides.",
     "theme_help_v2_2": "Icons underneath some entries are background/text contrast indicators, hover over for detailed info. Please keep in mind that when using transparency contrast indicators show the worst possible case.",
     "tooltipRadius": "Tooltips/alerts",
+    "upload_a_photo": "Upload a photo",
     "user_settings": "User Settings",
     "values": {
       "false": "no",