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var UploadView = View.extend({
// define uploadAction
events: {
"change [type=file]": "handleFileSelect",
"submit form": "preventDefault",
},
initialize: function(){
this.$file = this.$("[type=file]")
this.$upload = this.$(".upload-icon")
},
beforeUpload: function(){
},
handleFileSelect: function(e) {
e.stopPropagation();
e.preventDefault();
this.beforeUpload()
var files = e.dataTransfer ? e.dataTransfer.files : e.target.files
for (var i = 0, f; f = files[i]; i++) {
if ( ! f.type.match('image.*')) {
continue;
}
if (is_mobile && f.type.match(/jpg|jpeg/)) {
this.fixOrientationAndUpload(f)
}
else {
this.upload(f)
}
// this.getImageDimensions(f)
}
},
fixOrientationAndUpload: function(f){
var reader = new FileReader();
var img = new Image ()
reader.addEventListener("load", function () {
img.src = reader.result
}, false)
img.onload = function(){
var canvas = renderToCanvas(img, {
correctOrientation: true,
scale: 1
})
var dataURI = canvas.toDataURL("image/jpeg", 0.8)
var blob = dataUriToBlob( dataURI )
this.upload(blob)
}.bind(this)
reader.readAsDataURL(f)
},
/*
getImageDimensions: function(f){
var base = this
this.$upload.addClass('uploading')
var reader = new FileReader()
reader.onload = function(e) {
var image = new Image()
image.onload = function(){
var width = image.naturalWidth,
height = image.naturalHeight
base.upload(f, width, height)
}
image.src = e.target.result
}
reader.readAsDataURL(f);
},
*/
upload: function(f){
var fd = new FormData()
fd.append('image', f)
// fd.append('width', width)
// fd.append('height', height)
// fd.append('_csrf', $("[name=_csrf]").val())
if (this.mediaTag) {
fd.append('tag', this.mediaTag)
}
var request = $.ajax({
url: this.uploadAction,
type: "post",
data: fd,
dataType: "json",
processData: false,
contentType: false,
})
request.done(this.success.bind(this))
},
success: function(media){
if (media.error) {
// console.log(media.error)
this.$upload.removeClass('uploading')
this.error(media.error)
return
}
this.$upload.removeClass('uploading')
this.add(media)
},
add: function(media){
console.log(media)
},
error: function(error){
},
})
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