ios通过post上传文件

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Java代码  

1. Content-type: multipart/form-data, boundary=AaB03x  
2.   
3. --AaB03x  
4. content-disposition: form-data; name="field1"  
5.   
6. Hello Boris!  
7. --AaB03x  
8. content-disposition: form-data; name="pic"; filename="boris.png"  
9. Content-Type: image/png  
10.   
11. ... contents of boris.png ...  
12. --AaB03x--  

以上的这些格式，是http的规范，每个空行，空格都是必须的。 

#define HTTP_CONTENT_BOUNDARY @"WANPUSH"
-(BOOL)httpPutData:(NSString*)strUrl FilePath:(NSString*)filePath DataType:(NSString*)dataType {
    strUrl = [strUrl stringByAddingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
    NSURL* url = [NSURL URLWithString:strUrl];
    
    NSData* data = [NSData dataWithContentsOfFile:filePath];
    NSString* fileName = [filePath lastPathComponent];
    
    NSString* strBodyBegin = [NSString stringWithFormat:@"--%@\nContent-Disposition: form-data; name=\"%@\"; filename=\"%@\"\nContent-Type: %@\n\n", HTTP_CONTENT_BOUNDARY, @"file",  fileName, dataType];
    NSString* strBodyEnd = [NSString stringWithFormat:@"\n--%@--",HTTP_CONTENT_BOUNDARY];
    
    NSMutableData *httpBody = [NSMutableData data];
    [httpBody appendData:[strBodyBegin dataUsingEncoding:NSUTF8StringEncoding]];
    [httpBody appendData:data];
    [httpBody appendData:[strBodyEnd dataUsingEncoding:NSUTF8StringEncoding]];
    
    NSMutableURLRequest* httpPutRequest = [[NSMutableURLRequest alloc] init];
    [httpPutRequest setURL:url];
    [httpPutRequest setHTTPMethod:@"POST"];
    [httpPutRequest setTimeoutInterval: 60000];
    [httpPutRequest setValue:[NSString stringWithFormat:@"%@", @(httpBody.length)] forHTTPHeaderField:@"Content-Length"];
    [httpPutRequest setValue:[NSString stringWithFormat:@"multipart/form-data; boundary=%@",HTTP_CONTENT_BOUNDARY] forHTTPHeaderField:@"Content-Type"];
    httpPutRequest.HTTPBody = httpBody;
    
    NSHTTPURLResponse* httpResponse = nil;
    NSError *error = [[NSError alloc] init];
    NSData *responseData = [NSURLConnection sendSynchronousRequest:urlRequest returningResponse:&httpResponse error:&error];
    if (httpResponse == nil) {
        NSLog(@"url: %@\nerror_code: %@", strUrl, error);
        return NO;
    }
    if (httpResponse.statusCode != 200) {
        NSLog(@"url: %@\nHTTP response: %ld", strUrl, (long)httpResponse.statusCode);
        return NO;
    }
    
    return YES;
}

<?php
    $target_path  = "./tmp/";//  
    $target_path = $target_path.($_FILES['file']['name']);
    $target_path = iconv("UTF-8","gb2312", $target_path);
    if(move_uploaded_file($_FILES['file']['tmp_name'], $target_path)) {  
       echo "The file ".( $_FILES['file']['name'])." has been uploaded.";
    }else{  
       echo "There was an error uploading the file, please try again! Error Code: ".$_FILES['file']['name'];
    }
?>

ios通过post上传文件

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原文地址：http://blog.csdn.net/topwangpeng/article/details/43409429