HTTP iPhone에서 이미지를 게시합니다
-
12-09-2019 - |
문제
nsMutableString *url = [[nsMutableString alloc] init]; [URL AppendString :@"uploadImage.do"];
NSData *imageData = UIImageJPEGRepresentation(selectedImage,1.0);
// setting up the request object now
NSMutableURLRequest *request = [[[NSMutableURLRequest alloc] init] autorelease];
[request setURL:[NSURL URLWithString:url]];
[request setHTTPMethod:@"POST"];
/*
add some header info now
we always need a boundary when we post a file
also we need to set the content type
You might want to generate a random boundary.. this is just the same
as my output from wireshark on a valid html post
*/
NSString *boundary = [NSString stringWithString:@"---------------------------14737809831466499882746641449"];
NSString *contentType = [NSString stringWithFormat:@"multipart/form-data; boundary=%@",boundary];
[request addValue:contentType forHTTPHeaderField: @"Content-Type"];
NSMutableData *body = [NSMutableData data];
[body appendData:[[NSString stringWithFormat:@"\r\n--%@\r\n", boundary] dataUsingEncoding:NSUTF8StringEncoding]];
[body appendData:[[NSString stringWithFormat:@"Content-Disposition: form-data; name=\"nickname\"\r\n\r\n"] dataUsingEncoding:NSUTF8StringEncoding]];
[body appendData:[[NSString stringWithString:appDelegate.userName] dataUsingEncoding:NSUTF8StringEncoding]];
[body appendData:[[NSString stringWithFormat:@"\r\n--%@\r\n", boundary] dataUsingEncoding:NSUTF8StringEncoding]];
[body appendData:[[NSString stringWithFormat:@"Content-Disposition: form-data; name=\"password\"\r\n\r\n"] dataUsingEncoding:NSUTF8StringEncoding]];
[body appendData:[[NSString stringWithString:appDelegate.passWord] dataUsingEncoding:NSUTF8StringEncoding]];
[body appendData:[[NSString stringWithFormat:@"\r\n--%@\r\n", boundary] dataUsingEncoding:NSUTF8StringEncoding]];
[body appendData:[[NSString stringWithFormat:@"\r\n--%@\r\n",boundary] dataUsingEncoding:NSUTF8StringEncoding]];
[body appendData:[[NSString stringWithString:@"Content-Disposition: form-data; name=\"userImage\"\r\n\r\n" ] dataUsingEncoding:NSUTF8StringEncoding]];
[body appendData:[[NSString stringWithString:@"Content-Type: application/octet-stream\r\n\r\n"] dataUsingEncoding:NSUTF8StringEncoding]];
[body appendData:[NSData dataWithData:imageData]];
[body appendData:[[NSString stringWithFormat:@"\r\n--%@--\r\n",boundary] dataUsingEncoding:NSUTF8StringEncoding]];
//[body appendData:[[NSString stringWithFormat:@"\r\n--%@\r\n",boundary] dataUsingEncoding:NSUTF8StringEncoding]];
//[body appendData:[[NSString stringWithString:@"Content-Disposition: form-data; name=\"userImage\"; filename=\"Default.png\"\r\n"] dataUsingEncoding:NSUTF8StringEncoding]];
//[body appendData:[[NSString stringWithString:@"Content-Type: application/octet-stream\r\n\r\n"] dataUsingEncoding:NSUTF8StringEncoding]];
//[body appendData:[NSData dataWithData:imageData]];
//[body appendData:[[NSString stringWithFormat:@"\r\n--%@--\r\n",boundary] dataUsingEncoding:NSUTF8StringEncoding]];
[request setHTTPBody:body];
// now lets make the connection to the web
NSURLConnection *theConnection = [[NSURLConnection alloc] initWithRequest:request delegate:self];
if (theConnection) {
receivedData=[[NSMutableData data] retain];
}
else {
NSLog(@"Failed");
}
이 코드를 사용하여 이미지를 서버에 업로드하고 있습니다. 나는 아래에 언급 된대로 nsdata *iMagedata = uiimagejpegrepresentation (selectedImage, 1.0);
나는 nill이 아닌 nsdata 객체를 얻고 있습니다. 그러나 서버 쪽을 게시하면 NULL이 매개 변수로 전송되었습니다.
모든 도움
해결책
나는 이것을하는 방법을 알게되었습니다.
로컬 디렉토리에 얻은 이미지를 저장 한 다음 전체 경로를 제공하여 파일로 보내십시오 ......
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