[iOS AFNetworking框架实现HTTP请求、多文件图片上传下载]

#pragma mark - JSON方式post提交数据
- (void)postJSONWithUrl:(NSString *)urlStr parameters:(id)parameters success:(void (^)(id responseObject))success fail:(void (^)())fail
{
AFHTTPRequestOperationManager *manager = [AFHTTPRequestOperationManager manager];
// 设置请求格式
manager.requestSerializer = [AFJSONRequestSerializer serializer];
// 设置返回格式
manager.responseSerializer = [AFHTTPResponseSerializer serializer];
[manager POST:urlStr parameters:parameters success:^(AFHTTPRequestOperation *operation, id responseObject) {
//查看返回数据
//NSString *result = [[NSString alloc] initWithData:responseObject encoding:NSUTF8StringEncoding];
if (success) {
success(responseObject);
}
} failure:^(AFHTTPRequestOperation *operation, NSError *error) {
NSLog(@"%@", error);
if (fail) {
fail();
}
}];
}

//jason解析,根据上传id从数据库取出用户信息
-(void)jasontest{
//访问的URL
NSString *url = @"http://localhost:8888/chepaishibie/selectuser.php";
//需要传进去的参数
NSDictionary *parameter = @{@"Driverid": @""};
//GET或者POST请求
[[ShenAFN sharedInstance] JSONDataWithUrl:url parameter:parameter success:^(id jsondata) {
//返回的字符,并输出
NSLog(@"success:\n%@", jsondata);
//如果是其他字符，可以用以下语句解析返回的语句
//NSString *result = [[NSString alloc] initWithData:jsondata encoding:NSUTF8StringEncoding];
//如果是json格式，可以通过这种方式获取变量
id info1=jsondata[@"info1"];
_personname=info1[@"personname"];
} fail:^{
NSLog(@"请求失败");
}];
}

<?
header("Content-type: text/html; charset=UTF-8");
include("../configmysql.php");
mysql_select_db("chepaiDB",$q); //数据库 //POST获取键值对参数
$TEMPid=$_POST['Driverid'];
echo "\nDriverid is ".$TEMPid."\n"; foreach ($_FILES as $_eachFile) {
//file文件处理
if ($_eachFile["error"] > 0)
{
echo "错误: " . $_eachFile["error"] . "\n";
}
else
{
echo "文件名: " . $_eachFile["name"] . "\n";
echo "类型: " . $_eachFile["type"] . "\n";
echo "大小: " . ($_eachFile["size"] / 1024) . " Kb\n";
}
if (file_exists("uploadimage/" . $_eachFile["name"]))
{
echo $_eachFile["name"] . " 文件已经存在. ";
}
else
{
move_uploaded_file($_eachFile["tmp_name"],
"uploadimage/" . $_eachFile["name"]);
echo "文件已经被存储到: " . "uploadimage/" . $_eachFile["name"]."\n";
}
}
/*
//file文件处理
if ($_FILES["file"]["error"] > 0)
{
echo "错误: " . $_FILES["file"]["error"] . "\n";
}
else
{
echo "文件名: " . $_FILES["file"]["name"] . "\n";
echo "类型: " . $_FILES["file"]["type"] . "\n";
echo "大小: " . ($_FILES["file"]["size"] / 1024) . " Kb\n";
}
if (file_exists("uploadimage/" . $_FILES["file"]["name"]))
{
echo $_FILES["file"]["name"] . " 文件已经存在. ";
}
else
{
move_uploaded_file($_FILES["file"]["tmp_name"],
"uploadimage/" . $_FILES["file"]["name"]);
echo "文件已经被存储到: " . "uploadimage/" . $_FILES["file"]["name"]."\n";
}
*/
?>

#pragma mark - 单个图片上传
- (void)uploadimgWithurl:(NSString *)urlStr image:(UIImage *)image fileName:(NSString *)fileName success:(void (^)(id responseObject))success fail:(void (^)())fail
{
//需要传递的参数,jason格式
NSDictionary *parameter = @{@"Driverid": @""};
AFHTTPRequestOperationManager *manager = [AFHTTPRequestOperationManager manager];
manager.responseSerializer = [AFHTTPResponseSerializer serializer];
[manager POST:urlStr parameters:parameter constructingBodyWithBlock:^(id<AFMultipartFormData> formData) {
/*文件命名参考代码
// 在网络开发中，上传文件时，是文件不允许被覆盖，文件重名
// 要解决此问题，
// 可以在上传时使用当前的系统事件作为文件名
NSDateFormatter *formatter = [[NSDateFormatter alloc] init];
// 设置时间格式
formatter.dateFormat = @"yyyyMMddHHmmss";
NSString *str = [formatter stringFromDate:[NSDate date]];
NSString *newfileName = [NSString stringWithFormat:@"%@.png", str];
*/
[formData appendPartWithFileData:UIImagePNGRepresentation(image) name:@"file" fileName:fileName mimeType:@"image/png"];
} success:^(AFHTTPRequestOperation *operation, id responseObject) {
if (success) {
//NSLog(@"success\n");
success(responseObject);
}
} failure:^(AFHTTPRequestOperation *operation, NSError *error) {
if (fail) {
//NSLog(@"fail\n");
fail();
}
}];
}

//单图片上传
-(void)uploadimg{
NSString *url = @"http://localhost:8888/chepaishibie/uploadimage.php";
UIImage *image=[UIImage imageNamed:@"swift"];
[[ShenAFN sharedInstance] uploadimgWithurl:url image:image fileName:@"myswift.png" success:^(id jsondata) {
NSString *result = [[NSString alloc] initWithData:jsondata encoding:NSUTF8StringEncoding];
NSLog(@"%@", result);
} fail:^{
NSLog(@"请求失败");
}];
}

- (void)uploadMutableimgWithurl:(NSString *)urlStr imagearray:(NSMutableArray *)imgarray success:(void (^)(id responseObject))success fail:(void (^)())fail
{
//需要传递的参数,jason格式
NSDictionary *parameter = @{@"Driverid": @""}; AFHTTPRequestOperationManager *manager = [AFHTTPRequestOperationManager manager];
manager.responseSerializer = [AFHTTPResponseSerializer serializer];
[manager POST:urlStr parameters:parameter constructingBodyWithBlock:^(id<AFMultipartFormData> formData) {
/*文件命名参考代码
// 在网络开发中，上传文件时，是文件不允许被覆盖，文件重名
// 要解决此问题，
// 可以在上传时使用当前的系统事件作为文件名
NSDateFormatter *formatter = [[NSDateFormatter alloc] init];
// 设置时间格式
formatter.dateFormat = @"yyyyMMddHHmmss";
NSString *str = [formatter stringFromDate:[NSDate date]];
NSString *newfileName = [NSString stringWithFormat:@"%@.png", str];
*/
for (int i=; i<[imgarray count]; i++) {
[formData appendPartWithFileData:UIImagePNGRepresentation([imgarray objectAtIndex:i]) name:[NSString stringWithFormat:@"file%d",i ] fileName:[NSString stringWithFormat:@"pic%d.png",i] mimeType:@"image/png"];
}
} success:^(AFHTTPRequestOperation *operation, id responseObject) {
if (success) {
//NSLog(@"success\n");
success(responseObject);
}
} failure:^(AFHTTPRequestOperation *operation, NSError *error) {
if (fail) {
//NSLog(@"fail\n");
fail();
}
}];
}

//多图片上传
-(void)uploadmutableimg{
NSString *url = @"http://localhost:8888/chepaishibie/uploadimage.php";
UIImage *image1=[UIImage imageNamed:@""];
UIImage *image2=[UIImage imageNamed:@""];
NSMutableArray *imgarray=[[NSMutableArray alloc]init];
[imgarray addObject:image1];
[imgarray addObject:image2]; [[ShenAFN sharedInstance] uploadMutableimgWithurl:url imagearray:imgarray success:^(id jsondata) {
NSString *result = [[NSString alloc] initWithData:jsondata encoding:NSUTF8StringEncoding];
NSLog(@"%@", result);
} fail:^{
NSLog(@"请求失败");
}];
}