更新时间:2022-01-01 22:58:12
您将需要修改这些示例以适合您,但它们是有效的示例。
You will need to modify these examples to work for you, but they are working examples.
MyViewController.m:
MyViewController.m:
- (void) upload
{
NSString *urlString = @"http://www.yourwebsite.com/uploads/upload.php";
NSData *data = /* turn your png into NSData */
// setting up the request object now
NSMutableURLRequest *request = [[[NSMutableURLRequest alloc] init] autorelease];
[request setURL:[NSURL URLWithString:urlString]];
[request setHTTPMethod:@"POST"];
NSString *boundary = [NSString stringWithString:@"---------------------------14737809831466499882746641449"];
NSString *contentType = [NSString stringWithFormat:@"multipart/form-data; boundary=%@",boundary];
[request addValue:contentType forHTTPHeaderField: @"Content-Type"];
/* now lets create the body of the post */
NSString *content = [NSString stringWithFormat:@"Content-Disposition: form-data; name=\"userfile\"; filename=\"%@.png\"\r\n",@"yourPng"];
NSMutableData *body = [NSMutableData data];
[body appendData:[[NSString stringWithFormat:@"\r\n--%@\r\n",boundary] dataUsingEncoding:NSUTF8StringEncoding]];
[body appendData:[[NSString stringWithString:content] dataUsingEncoding:NSUTF8StringEncoding]];
[body appendData:[[NSString stringWithString:@"Content-Type: text/plain\r\n\r\n"] dataUsingEncoding:NSUTF8StringEncoding]];
[body appendData:[NSData dataWithData:data]];
[body appendData:[[NSString stringWithFormat:@"\r\n--%@--\r\n",boundary] dataUsingEncoding:NSUTF8StringEncoding]];
// setting the body of the post to the reqeust
[request setHTTPBody:body];
// now lets make the connection to the web
NSData *returnData = [NSURLConnection sendSynchronousRequest:request returningResponse:nil error:nil];
}
upload.php:
upload.php:
<?php
//assuming upload.php and upload folder are in the same dir
$uploaddir = 'uploads/';
$file = basename($_FILES['userfile']['name']);
$uploadfile = $uploaddir . $file;
$product = $_GET[product];
if (is_uploaded_file($_FILES['userfile']['tmp_name']))
{
echo "PNG uploaded. \r\n";
} else {
echo "PNG not uploaded. \r\n";
}
if ($_FILES['userfile']['size']> 300000) //Limiting image at 300K
{
exit("Your file is too large.");
}
// Add support here for PNG files:
if ((!($_FILES['userfile']['type'] == "text/plain")) && //Also allowing
(!($_FILES['userfile']['type'] == "text/plist")) && //plist files
(!($_FILES['userfile']['type'] == "text/html"))) //HTML files
{
exit("Incorrect file type. " . $_FILES['userfile']['type'] . " is the file type you uploaded.");
}
if (move_uploaded_file($_FILES['userfile']['tmp_name'], $uploadfile)) {
$postsize = ini_get('post_max_size'); //Not necessary, I was using these
$canupload = ini_get('file_uploads'); //server variables to see what was
$tempdir = ini_get('upload_tmp_dir'); //going wrong.
$maxsize = ini_get('upload_max_filesize');
echo "http://www.yourwebsite.com/uploads/{$file}" . "\r\n" . $_FILES['userfile']['size'] . "\r\n" . $_FILES['userfile']['type'] ;
}
?>