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Fix empty image when navigating to new editor from an editor with image

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closes #5840
- calls `reset()` on the uploader when re-rendered with a blank image
- calls `reset()` and `initWithImage()` on the uploader when re-rendered with an image and the uploader is still in the "blank" state
This commit is contained in:
Kevin Ansfield 2015-09-29 15:53:38 +02:00
parent 917f1b32f5
commit 48d61af3a8
1 changed files with 25 additions and 0 deletions
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25
ghost/admin/app/components/gh-uploader.js
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@ -52,6 +52,31 @@ export default Ember.Component.extend({
this.removeListeners();
},
// NOTE: because the uploader is sometimes in the same place in the DOM
// between transitions Glimmer will re-use the existing elements including
// those that arealready decorated by jQuery. The following works around
// situations where the image is changed without a full teardown/rebuild
didReceiveAttrs: function (attrs) {
var oldValue = attrs.oldAttrs && Ember.get(attrs.oldAttrs, 'image.value'),
newValue = attrs.newAttrs && Ember.get(attrs.newAttrs, 'image.value'),
self = this;
// always reset when we receive a blank image
// - handles navigating to populated image from blank image
if (Ember.isEmpty(newValue) && !Ember.isEmpty(oldValue)) {
self.$()[0].uploaderUi.reset();
}
// re-init if we receive a new image but the uploader is blank
// - handles back button navigating from blank image to populated image
if (!Ember.isEmpty(newValue) && this.$()) {
if (this.$('.js-upload-target').attr('src') === '') {
this.$()[0].uploaderUi.reset();
this.$()[0].uploaderUi.initWithImage();
}
}
},
actions: {
initUploader: function () {
var ref,