Ios 如何使用Alamofire在多个部分中上载多个图像?
我被困在上传多个图像在多部分使用阿拉莫菲尔。有人能帮我吗? 提前谢谢 有关更多详细信息,我将使用以下代码创建身体部位的图像数据:Ios 如何使用Alamofire在多个部分中上载多个图像?,ios,swift,alamofire,multipart,alamofireimage,Ios,Swift,Alamofire,Multipart,Alamofireimage,我被困在上传多个图像在多部分使用阿拉莫菲尔。有人能帮我吗? 提前谢谢 有关更多详细信息,我将使用以下代码创建身体部位的图像数据: func imageArrayToNSData(array: [UIImage],boundary:String) -> NSData { let body = NSMutableData() var i = 0; for image in array{ let filename = "image\(i).jpg"
func imageArrayToNSData(array: [UIImage],boundary:String) -> NSData {
let body = NSMutableData()
var i = 0;
for image in array{
let filename = "image\(i).jpg"
let data = UIImageJPEGRepresentation(image,0.8);
let mimetype = "image/jpeg"
let key = "product_images"
body.appendData("--\(boundary)\r\n".dataUsingEncoding(NSUTF8StringEncoding)!)
body.appendData("--\(boundary)\r\n".dataUsingEncoding(NSUTF8StringEncoding)!)
body.appendData("Content-Disposition: form-data; name=\"\(key)\"; filename=\"\(filename)\"\r\n".dataUsingEncoding(NSUTF8StringEncoding)!)
body.appendData("Content-Type: \(mimetype)\r\n\r\n".dataUsingEncoding(NSUTF8StringEncoding)!)
body.appendData(data!)
body.appendData("\r\n".dataUsingEncoding(NSUTF8StringEncoding)!)
i += 1
}
body.appendData("--\(boundary)--\r\n".dataUsingEncoding(NSUTF8StringEncoding)!)
return body
}
要上载我正在使用的内容:
Alamofire.upload(.POST, EDIT_PRODUCT_URL, headers: ["Accept": "application/json","Content-Type":"application/json"], multipartFormData: { (formData) in
if productImages.count>0{
let boundary = generateBoundaryString()
let imageData = CommonClass.imageArrayToNSData(productImages,boundary: boundary)
formData.appendBodyPart(data: imageData, name: "product_images", mimeType: "image/jpeg")
}
for (key, value) in params {
if value is [String]{
let data = CommonClass.stringArrayToNSData(value as! [String])
formData.appendBodyPart(data:data , name: key)
}else if value is String{
formData.appendBodyPart(data: value.dataUsingEncoding(NSUTF8StringEncoding)!, name: key)
}else if let v = value as? Bool{
var bValue = v
let d = NSData(bytes: &bValue, length: sizeof(Bool))
formData.appendBodyPart(data: d, name: key)
}
}
}) { (encodingResult) in
switch encodingResult {
case .Success(let upload, _, _):
KVNProgress.showProgress(CGFloat(0), status:"0% Sent")
upload.progress { bytesWritten, totalBytesWritten, totalBytesExpectedToWrite in
// This closure is NOT called on the main queue for performance
// reasons. To update your ui, dispatch to the main queue.
dispatch_async(dispatch_get_main_queue()) {
let prg = Int((CGFloat(totalBytesWritten)*100)/CGFloat(totalBytesExpectedToWrite))
if prg == 100{
KVNProgress.showSuccessWithStatus("Created")
}
KVNProgress.updateStatus("\(prg)% Sent")
KVNProgress.updateProgress(CGFloat(Float(prg)/100.0), animated: true)
}
}
upload.responseJSON { response in
CommonClass.hideLoader()
switch response.result {
case .Success:
if let value = response.result.value {
let json = JSON(value)
print_debug("edit Product JSON is\n\(json)");
completionBlock(json)
}else{
completionBlock(nil)
}
case .Failure(let error):
print_debug(error.description)
showErrorWithMessage("Oops! Couldn't connect to server!")
completionBlock(nil)
}
}
case .Failure(let encodingError):
print(encodingError)
}
}
任何人都可以让我建议使用Alamofire以多部分方式上载多个文件吗?要上载多个图像,您需要在循环中调用此代码
let boundary = generateBoundaryString()
let imageData = CommonClass.imageArrayToNSData(productImages,boundary: boundary)
formData.appendBodyPart(data: imageData, name: "product_images", mimeType: "image/jpeg")
我希望这将对您有所帮助: 使用Swift 3x:(我在这段代码中上传了四张照片) 1)使用Swift3中的Alamofire上传多张图像
typealias APICompletionHandler = (code:Int, error:NSError?, response:AnyObject?) -> Void
func uploadIMultipart(_ strApiName:String, param : NSDictionary?, data:Array<NSDictionary>, header:[String : String]?, completionHandler:@escaping APICompletionHandler)
{
let strURL : String = strApiName
let apiURL = try! URLRequest(url: strURL, method: .post, headers: header)
Alamofire.upload(multipartFormData: { (multipartFormData) in
// code
var i : Int = 0
for dict:NSDictionary in data {
let extention = dict["format"] as? String
let strMimeType = dict["strMimeType"] as? String
let nameofFile:String = (6.randomString as String)+"."+extention!
if (dict["data"] as? Data != nil) {
multipartFormData.append(Foundation.Data(dict["data"] as! Data), withName: dict["key"] as! String, fileName: nameofFile , mimeType: strMimeType!)
} else {
let strUrl = dict["data"] as! String
let fileURL : URL? = URL(string: strUrl)
multipartFormData.append(try! Foundation.Data(contentsOf: fileURL!), withName: dict["key"] as! String, fileName: nameofFile , mimeType: strMimeType!)
}
i += 1
}
for (key, value) in param! {
multipartFormData.append((value as! NSString).data(using: String.Encoding.utf8.rawValue)!, withName: key as! String)
}
}, with: apiURL, encodingCompletion: { (result) in
// code
switch result {
case .success(let upload,_ ,_ ):
upload.responseJSON { response in
switch response.result {
case .success(let data):
//Sucess
case .failure(let error):
print(error.localizedDescription)
}
}
case .failure(let encodingError):
print(encodingError)
completionHandler(0, encodingError as NSError?, nil)
}
})
}
typealias ApicCompletionHandler=(代码:Int,错误:NSError?,响应:AnyObject?)->Void
func uploadIMultipart(u-strApiName:String,param:NSDictionary?,数据:数组,头:[String:String]?,completionHandler:@escaping-APICompletionHandler)
{
让strURL:String=strApiName
让apiURL=try!URLRequest(url:strURL,方法:.post,头:头)
上传(multipartFormData:{(multipartFormData)在
//代码
变量i:Int=0
对于dict:数据中的NSDictionary{
让extention=dict[“format”]作为字符串
让strimetype=dict[“strimetype”]作为?字符串
让nameofFile:String=(6.randomString作为字符串)+“+”扩展名!
如果(dict[“数据”]作为?数据!=nil){
multipartFormData.append(Foundation.Data(dict[“Data”]as!Data),名称:dict[“key”]as!String,文件名:nameofile,mimeType:strimetype!)
}否则{
设strUrl=dict[“数据”]为!字符串
let fileURL:URL?=URL(字符串:strUrl)
AppMultFraseDist.AppEnter(Tr.No.Fask.DATA(Ctrutsof:FrILURL!),使用Nosi:DAT[(KEY])AS字符串,文件名:NAMEOFILE,MIMETYPE:StrimeType!)
}
i+=1
}
用于参数中的(键、值){
multipartFormData.append((值为!NSString).data(使用:String.Encoding.utf8.rawValue)!,名称:key为!String)
}
},带有:apiURL,编码完成:{(结果)在
//代码
切换结果{
成功案例(让我们上传,,u):
upload.responseJSON{中的响应
开关响应。结果{
案例.成功(让数据):
//成功
案例。失败(let错误):
打印(错误。本地化描述)
}
}
案例失败(let encodingError):
打印(编码错误)
completionHandler(0,编码错误为NSError?,无)
}
})
}
2)调用函数
let imageData : NSData = UIImagePNGRepresentation(imgUserProfile.image!)! as NSData
let imageData1 : NSData = UIImagePNGRepresentation(imgUserProfile.image!)! as NSData
let dict1: Dictionary = ["data":imageData,"key":"user_image", "format":"jpg", "strMimeType":"image/jpeg"] as [String : Any]
let dict2: Dictionary = ["data":imageData1,"key":"image1", "format":"jpg", "strMimeType":"image/jpeg"] as [String : Any]
let array: Array = [dict1,dict2]; //pass this image array
self.uploadIMultipart(strAPI, param: dictParam as NSDictionary, data: array as Array<NSDictionary>, header: nil) { (code, error, response) in
AppSingletonObj.stopLoading(inView: self.view)
//API manager sucess or failure
if code == 1 {
let status = response?["success"]
//API sucess or failure
if(status as! Int == 1) {
print(response!)
}
else {
let errorMessage = response?["message"]
AppSingletonObj.showAlert(msg: errorMessage as! String)
}
}
else {
AppSingletonObj.showAlert(msg: "Some error occured! please try after sometime")
}
}
let-imageData:NSData=UIImagePNGRepresentation(imgUserProfile.image!)!作为NSData
让imageData1:NSData=UIImagePNGRepresentation(imgUserProfile.image!)!作为NSData
让dict1:Dictionary=[“data”:imageData,“key”:“user\u image”,“format”:“jpg”,“strimetype”:“image/jpeg”]作为[String:Any]
让dict2:Dictionary=[“data”:imageData1,“key”:“image1”,“format”:“jpg”,“strimetype”:“image/jpeg”]作为[String:Any]
让数组:数组=[dict1,dict2]//传递此图像数组
self.uploadIMultipart(strAPI,param:dictParam作为NSDictionary,data:array作为数组,header:nil){(代码,错误,响应)在
AppSingletonObj.stopLoading(查看:self.view)
//API管理器成功还是失败
如果代码==1{
让状态=响应?[“成功”]
//API成功或失败
if(状态为!Int==1){
打印(响应!)
}
否则{
让errorMessage=响应?[“消息”]
AppSingletonObj.showarert(消息:errormessageas!String)
}
}
否则{
AppSingletonObj.showarter(消息:“发生了一些错误!请稍后再试”)
}
}
3)创建文件名的扩展名
//MARK: CREATE RANDOM STRING of LENGTH
extension Int{
var randomString : String {
let letters : NSString = "abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789"
let randomString : NSMutableString = NSMutableString(capacity: self)
for _ in 0 ..< self{
let length = UInt32 (letters.length)
let rand = arc4random_uniform(length)
randomString.appendFormat("%C", letters.character(at: Int(rand)))
}
return randomString as String
}
}
//标记:创建任意长度的字符串
扩展整数{
var randomString:String{
let字母:NSString=“abcdefghijklmnopqrstuvwxyzabcdefghijklmnopqrstuvwxyzo123456789”
let randomString:NSMutableString=NSMutableString(容量:self)
对于uu0.. Swift 3及以上版本中的
只需在“[]”后面附加图像密钥标识符,将其视为图像数组
Alamofire.upload(multipartFormData: { multipartFormData in
// import image to request
for imageData in imagesData {
multipartFormData.append(imageData, withName: "\(imageParamName)[]", fileName: "\(Date().timeIntervalSince1970).jpeg", mimeType: "image/jpeg")
}
for (key, value) in parameters {
multipartFormData.append(value.data(using: String.Encoding.utf8)!, withName: key)
}
}, to: urlString,
encodingCompletion: { encodingResult in
switch encodingResult {
case .success(let upload, _, _):
upload.responseJSON { response in
}
case .failure(let error):
print(error)
}
})
Swift 4.2.
此处代码仅适用于无任何参数的情况。
如果需要传递额外的参数,只需使用@Hardik Thakkar代码即可
typealias APICompletionHandler = (code:Int, error:NSError?, response:AnyObject?) -> Void
@IBOutlet weak var thirdImage: UIImageView!
var fristImage:UIImage = UIImage()
var secondimage:UIImage = UIImage()
extension ViewController {
func upload() {
let imgData1 = fristImage.jpegData(compressionQuality: 0.7)
let imgData2 = secondimage.jpegData(compressionQuality: 0.7)
let imgData3 = thirdImage.image!.jpegData(compressionQuality: 0.7)
let headers = [
"Authorization" : "Bearer " + "Your Token",
"Content-type": "form-data",
]
let dict1: Dictionary = ["data":imgData1 as Any,"key":"Here Your Body Key1", "format":"jpg", "strMimeType":"image/jpeg"] as [String : Any]
let dict2: Dictionary = ["data":imgData2 as Any,"key":"Here Your Body Key2", "format":"jpg", "strMimeType":"image/jpeg"] as [String : Any]
let dict3: Dictionary = ["data":imgData3 as Any,"key":"Here Your Body Key3", "format":"jpg", "strMimeType":"image/jpeg"] as [String : Any]
let array: Array = [dict1, dict2, dict3]; //pass this image array
self.uploadIMultipart("Here Your URL", data: array as Array<NSDictionary>, header: headers) { (code, error, response) in
let httpResponse = response as? HTTPURLResponse
print("the resopnse code is : \(String(describing: httpResponse?.statusCode.description))")
}
}
func uploadIMultipart(_ strApiName:String, data:Array<NSDictionary>, header:[String : String]?, completionHandler:@escaping APICompletionHandler) {
let strURL : String = strApiName
let apiURL = try! URLRequest(url: strURL, method: .post, headers: header)
Alamofire.upload(multipartFormData: { (multipartFormData) in
// code
var i : Int = 0
for dict:NSDictionary in data {
let extention = dict["format"] as? String
let strMimeType = dict["strMimeType"] as? String
let nameofFile:String = (6.randomString as String)+"."+extention!
if (dict["data"] as? Data != nil) {
multipartFormData.append(Foundation.Data(dict["data"] as! Data), withName: dict["key"] as! String, fileName: nameofFile , mimeType: strMimeType!)
} else {
let strUrl = dict["data"] as! String
let fileURL : URL? = URL(string: strUrl)
multipartFormData.append(try! Foundation.Data(contentsOf: fileURL!), withName: dict["key"] as! String, fileName: nameofFile , mimeType: strMimeType!)
}
i += 1
}
}, with: apiURL, encodingCompletion: { (result) in
// code
switch result {
case .success(let upload,_ ,_ ):
upload.responseJSON { response in
switch response.result {
case .success(let response):
//Sucess
print("response :-", response)
case .failure(let error):
//Failure
print(error.localizedDescription)
}
}
case .failure(let encodingError):
print(encodingError)
completionHandler(0, encodingError as NSError?, nil)
}
})
}
}
extension Int{
var randomString : String {
let letters : NSString = "abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789"
let randomString : NSMutableString = NSMutableString(capacity: self)
for _ in 0 ..< self{
let length = UInt32 (letters.length)
let rand = arc4random_uniform(length)
randomString.appendFormat("%C", letters.character(at: Int(rand)))
}
return randomString as String
}
}
typealias ApicCompletionHandler=(代码:Int,错误:NSError?,响应:AnyObject?)->Void
@第三个图像:UIImageView!
var fristImage:UIImage=UIImage()
var secondimage:UIImage=UIImage()
扩展视图控制器{
func upload(){
设imgData1=fristImage.jpegData(压缩质量:0.7)
设imgData2=secondimage.jpegData(压缩质量:0.7)
设imgData3=thirdImage.image!.jpegData(压缩质量:0.7)
让标题=[
“授权”:“持票人”+“您的代币”,
“内容类型”:“表单数据”,
]
让dict1:Dictionary=[“data”:imgData1 as Any,“key”:“Here Your Body Key1”,“format”:“jpg”,“strimetype”:“image/jpeg”]作为[String:Any]
让dict2:Dictionary=[“data”:imgData2 as Any,“key”:“Here Your Body Key2”,“format”:“jpg”,“strimetype”:“image/jpeg”]作为[String:Any]
让dict3:Dictionary=[“data”:imgData3,如有,“key”:“这是您的
class func uploadImageToServer(uploadTo: String, imageParameters:[[String: Any]], otherParameters:[String: Any],authorization: String, completionHandler:@escaping ((_ responseValue: Any?, _ error: Error?) -> Void)) {
if isNetWorkAvailable() {
var urlRequest = URLRequest(url: URL.init(string: uploadTo)!)
urlRequest.httpMethod = "POST"
urlRequest.addValue(authorization, forHTTPHeaderField: "Authorization")
DispatchQueue.main.async(execute: {
ActivityIndicatorView.showActivity()
})
print("Request Url: \(uploadTo)\nRequest Params: \(imageParameters)\nRequest Params: \(otherParameters)")
Alamofire.upload(multipartFormData: { (multipartFormData) in
for (key,value) in otherParameters {
multipartFormData.append((value as! String).data(using: .utf8)!, withName: key)
}
for value in imageParameters {
let image = value["image"] as! UIImage
let imgData = UIImageJPEGRepresentation(image, 1)!
let imageName = value["imageName"] as! String
let fileName = value["fileName"] as! String
multipartFormData.append(imgData, withName: imageName, fileName: fileName ,mimeType: "image/jpeg")
}
}, usingThreshold: UInt64.init(), with: urlRequest, encodingCompletion: { (encodingResult) in
switch encodingResult {
case .success(let upload, _, _):
upload.uploadProgress(closure: { (progress) in
let uploadPercetange = Int(progress.fractionCompleted*100)
print("Upload Progress: \(uploadPercetange)%")
})
upload.responseJSON(completionHandler: { (response) in
print(response.result.value ?? "NaN")
let result = response.result.value
completionHandler(result, nil)
DispatchQueue.main.async(execute: {
ActivityIndicatorView.hideActivity()
})
})
case .failure(let encodingError):
print(encodingError)
let error = encodingError
completionHandler(nil, error)
DispatchQueue.main.async(execute: {
ActivityIndicatorView.hideActivity()
})
}
})
} else {
AlertView.showAlert(title: "Error", message: "Network not available")
}
}
typealias APICompletionHandler = (code:Int, error:NSError?, response:AnyObject?) -> Void
@IBOutlet weak var thirdImage: UIImageView!
var fristImage:UIImage = UIImage()
var secondimage:UIImage = UIImage()
extension ViewController {
func upload() {
let imgData1 = fristImage.jpegData(compressionQuality: 0.7)
let imgData2 = secondimage.jpegData(compressionQuality: 0.7)
let imgData3 = thirdImage.image!.jpegData(compressionQuality: 0.7)
let headers = [
"Authorization" : "Bearer " + "Your Token",
"Content-type": "form-data",
]
let dict1: Dictionary = ["data":imgData1 as Any,"key":"Here Your Body Key1", "format":"jpg", "strMimeType":"image/jpeg"] as [String : Any]
let dict2: Dictionary = ["data":imgData2 as Any,"key":"Here Your Body Key2", "format":"jpg", "strMimeType":"image/jpeg"] as [String : Any]
let dict3: Dictionary = ["data":imgData3 as Any,"key":"Here Your Body Key3", "format":"jpg", "strMimeType":"image/jpeg"] as [String : Any]
let array: Array = [dict1, dict2, dict3]; //pass this image array
self.uploadIMultipart("Here Your URL", data: array as Array<NSDictionary>, header: headers) { (code, error, response) in
let httpResponse = response as? HTTPURLResponse
print("the resopnse code is : \(String(describing: httpResponse?.statusCode.description))")
}
}
func uploadIMultipart(_ strApiName:String, data:Array<NSDictionary>, header:[String : String]?, completionHandler:@escaping APICompletionHandler) {
let strURL : String = strApiName
let apiURL = try! URLRequest(url: strURL, method: .post, headers: header)
Alamofire.upload(multipartFormData: { (multipartFormData) in
// code
var i : Int = 0
for dict:NSDictionary in data {
let extention = dict["format"] as? String
let strMimeType = dict["strMimeType"] as? String
let nameofFile:String = (6.randomString as String)+"."+extention!
if (dict["data"] as? Data != nil) {
multipartFormData.append(Foundation.Data(dict["data"] as! Data), withName: dict["key"] as! String, fileName: nameofFile , mimeType: strMimeType!)
} else {
let strUrl = dict["data"] as! String
let fileURL : URL? = URL(string: strUrl)
multipartFormData.append(try! Foundation.Data(contentsOf: fileURL!), withName: dict["key"] as! String, fileName: nameofFile , mimeType: strMimeType!)
}
i += 1
}
}, with: apiURL, encodingCompletion: { (result) in
// code
switch result {
case .success(let upload,_ ,_ ):
upload.responseJSON { response in
switch response.result {
case .success(let response):
//Sucess
print("response :-", response)
case .failure(let error):
//Failure
print(error.localizedDescription)
}
}
case .failure(let encodingError):
print(encodingError)
completionHandler(0, encodingError as NSError?, nil)
}
})
}
}
extension Int{
var randomString : String {
let letters : NSString = "abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789"
let randomString : NSMutableString = NSMutableString(capacity: self)
for _ in 0 ..< self{
let length = UInt32 (letters.length)
let rand = arc4random_uniform(length)
randomString.appendFormat("%C", letters.character(at: Int(rand)))
}
return randomString as String
}
}