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Image Upload Using AngularJS in ASP.NET
Manish Pipaliya
Apr 29
2015
Code
3.6
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Web.config File
<appSettings>
<add key=
"Filesize"
value=
"50KB"
/>
<add key=
"ChartImageHandler"
value=
"storage=file;timeout=20;dir=c:\TempImageFiles\;"
/>
</appSettings>
Asp File
Protected
Sub
Page_Load(
ByVal
sender
As
Object
,
ByVal
e
As
System.EventArgs)
Handles
Me
.Load
Try
Response.Clear()
Dim
fileid
As
String
= System.Guid.NewGuid.ToString()
Dim
imgsize
As
String
= ConfigurationManager.AppSettings(
"Filesize"
)
Dim
a
As
String
= Context.Request.Files.
Get
(0).ContentLength.ToString
Dim
b
As
String
= Math.Round(a / 1024)
Dim
c
As
String
= imgsize.Replace((
"KB"
).ToString,
""
)
If
Val(b) < Val(c)
Then
Context.Request.Files.
Get
(0).SaveAs(
"D:\manish\Project\Project\upload\" & fileid & "
.jpg")
Response.Write(
"True|"
& fileid)
Else
Response.Write(
"False|Select File Less Then "
+ imgsize +
" || Your File Size is "
+ b +
" KB"
)
End
If
Response.
End
()
Catch
ex
As
ArgumentOutOfRangeException
MsgBox(
"'Select A File' Then Click On Upload Button"
)
End
Try
End
Sub
JS File
var
myApp = angular.module(
'myApp'
, [
'ui.bootstrap'
]);
//upload a file code
myApp.directive(
'fileModel'
, [
'$parse'
,
function
($parse) {
return
{
restrict:
'A'
,
link:
function
(scope, element, attrs) {
var
model = $parse(attrs.fileModel);
var
modelSetter = model.assign;
element.bind(
'change'
,
function
() {
scope.$apply(
function
() {
modelSetter(scope, element[0].files[0]);
});
});
}
};
}]);
myApp.service(
'fileUpload'
, [
'$http'
,
function
($http) {
this
.uploadFileToUrl =
function
(file, uploadUrl) {
var
fd =
new
FormData();
fd.append(
'file'
, file);
$http.post(uploadUrl, fd, {
transformRequest: angular.identity,
headers: {
'Content-Type'
: undefined
}
})
.success(
function
(data) {
if
(data.split(
"|"
)[0] ==
"True"
) {
$(
"#getimg"
).attr(
'src'
,
'upload/'
+ data.split(
"|"
)[1] +
'.jpg'
);
$(
"#hid"
).val(data.split(
"|"
)[1] +
".jpg"
);
var
img = $(
"#hid"
).val();
if
(img ==
"noimage.jpg"
) {
$(
"#Remov"
).hide();
}
else
{
$(
"#Remov"
).show();
}
}
else
if
(data.split(
"|"
)[0] ==
"False"
) {
alert(data.split(
"|"
)[1]);
var
ab = $(
"#hid"
).val();
$(
"#getimg"
).attr(
'src'
,
'upload/'
+ ab);
var
img = $(
"#hid"
).val();
if
(img ==
"noimage.jpg"
) {
$(
"#Remov"
).hide();
}
else
{
$(
"#Remov"
).show();
}
}
})
.error(
function
() {
if
($(myFile).val() ==
""
) {
alert(
"Select a file"
);
}
else
{
alert(
"Select a image file"
);
}
});
}
}]);
$scope.uploadFile =
function
() {
var
fileval = [
'jpeg'
,
'jpg'
,
'png'
,
'gif'
,
'bmp'
];
if
($(myFile).val() ==
""
) {
alert(
"Select a file"
);
}
else
if
($.inArray($(myFile).val().split(
'.'
).pop().toLowerCase(), fileval) == -1) {
alert(
"Select a image file"
);
$(myFile).val(
''
);
$(
"#hid"
).val(
"noimage.jpg"
);
}
else
{
var
file = $scope.myFile;
var
uploadUrl =
"Image_Upload.aspx"
;
fileUpload.uploadFileToUrl(file, uploadUrl);
$scope.myFile =
""
;
$scope.remove =
true
;
var
reader =
new
FileReader();
reader.onload =
function
(e) {
scope.image = e.target.result;
scope.$apply();
}
}
elem.on(
'change'
,
function
() {
reader.readAsDataURL(elem[0].files[0]);
});
return
false
;
};
Image Upload Using AngularJS
AngularJS