/// <summary>异步调用命令</summary>
/// <param name="method"></param>
/// <param name="action"></param>
/// <param name="args"></param>
/// <returns></returns>
protected async Task <TResult> InvokeAsync <TResult>(HttpMethod method, String action, Object args = null)
{
var request = ApiHelper.BuildRequest(method, action, args);
// 资源路径
var resourcePath = action;
if (!_bucketName.IsNullOrEmpty())
{
resourcePath = "/" + _bucketName + resourcePath;
}
// 时间
request.Headers.Date = DateTimeOffset.UtcNow;
//request.Headers.Add("Date", DateTime.UtcNow.ToString("ddd, dd MMM yyyy HH:mm:ss \\G\\M\\T"));
// 签名
var canonicalString = BuildCanonicalString(method.Method, resourcePath, request);
var signature = canonicalString.GetBytes().SHA1(AccessKeySecret.GetBytes()).ToBase64();
request.Headers.Authorization = new AuthenticationHeaderValue("OSS", AccessKeyId + ":" + signature);
var http = GetClient();
var rs = await http.SendAsync(request);
return(await ApiHelper.ProcessResponse <TResult>(rs));
}
void ReleaseDesignerOutlets()
{
if (AccessKeyID != null)
{
AccessKeyID.Dispose();
AccessKeyID = null;
}
if (AccessKeySecret != null)
{
AccessKeySecret.Dispose();
AccessKeySecret = null;
}
if (BucketName != null)
{
BucketName.Dispose();
BucketName = null;
}
if (Endpoint != null)
{
Endpoint.Dispose();
Endpoint = null;
}
if (SaveButton != null)
{
SaveButton.Dispose();
SaveButton = null;
}
if (ServiceName != null)
{
ServiceName.Dispose();
ServiceName = null;
}
if (ShareCredentialsCell != null)
{
ShareCredentialsCell.Dispose();
ShareCredentialsCell = null;
}
if (StoreCredentialsCell != null)
{
StoreCredentialsCell.Dispose();
StoreCredentialsCell = null;
}
}
private void VerifyCredentials(object sender, EventArgs e)
{
var name = ServiceName.Text;
var invalidCharHit = false;
foreach (var character in VirtualFileSystem.InvalidCharacters)
{
if (name?.Contains(character) == true)
{
invalidCharHit = true;
}
}
if (string.IsNullOrEmpty(name) || invalidCharHit)
{
this.ShowAlert(this.Localize("Online.BadName"), this.Localize("Online.IllegalName"), action => {
ServiceName.BecomeFirstResponder();
});
return;
}
var endpoint = Endpoint.Text;
if (string.IsNullOrEmpty(endpoint))
{
this.ShowAlert(this.Localize("Online.BadCredential"), this.Localize("AliYun.BadEndpoint"), action => {
Endpoint.BecomeFirstResponder();
});
return;
}
var bucket = BucketName.Text;
if (string.IsNullOrEmpty(bucket))
{
this.ShowAlert(this.Localize("Online.BadCredential"), this.Localize("AliYun.BadBucket"), action => {
BucketName.BecomeFirstResponder();
});
return;
}
var accessId = AccessKeyID.Text;
if (string.IsNullOrEmpty(accessId))
{
this.ShowAlert(this.Localize("Online.BadCredential"), this.Localize("AliYun.BadUserID"), action => {
AccessKeyID.BecomeFirstResponder();
});
return;
}
var accessSecret = AccessKeySecret.Text;
if (string.IsNullOrEmpty(accessSecret))
{
this.ShowAlert(this.Localize("Online.BadCredential"), this.Localize("AliYun.BadUserSecret"), action => {
AccessKeySecret.BecomeFirstResponder();
});
return;
}
if (!Globals.Database.IsStorageNameUnique(name))
{
this.ShowAlert(this.Localize("Online.ServiceAlreadyExists"), this.Localize("Online.ChooseADifferentName"), action => {
ServiceName.BecomeFirstResponder();
});
return;
}
var alert = UIAlertController.Create(this.Localize("Online.Verifying"), null, UIAlertControllerStyle.Alert);
PresentViewController(alert, true, () => {
Task.Run(() => {
var config = new OssConfig {
OssEndpoint = endpoint,
BucketName = bucket,
AccessKeyId = accessId,
AccessKeySecret = accessSecret
};
if (config.Verify())
{
try
{
Globals.CloudManager.AddStorageProvider(Globals.CloudManager.PersonalClouds[0].Id, Guid.NewGuid(), name, config, visibility);
InvokeOnMainThread(() => {
DismissViewController(true, () => {
NavigationController.DismissViewController(true, null);
});
});
}
catch
{
InvokeOnMainThread(() => {
DismissViewController(true, () => {
this.ShowAlert(this.Localize("AliYun.CannotAddService"), this.Localize("Error.Internal"));
});
});
}
}
else
{
InvokeOnMainThread(() => {
DismissViewController(true, () => {
this.ShowAlert(this.Localize("Error.Authentication"), this.Localize("AliYun.Unauthorized"));
});
});
}
});
});
}
private void VerifyCredentials(object sender, EventArgs e)
{
var name = ServiceName.Text;
var invalidCharHit = false;
foreach (var character in PathConsts.InvalidCharacters)
{
#pragma warning disable CA1307 // Specify StringComparison
if (name?.Contains(character) == true)
{
invalidCharHit = true;
}
#pragma warning restore CA1307 // Specify StringComparison
}
if (string.IsNullOrEmpty(name) || invalidCharHit)
{
this.ShowWarning(this.Localize("Online.BadName"), this.Localize("Online.IllegalName"), () => {
ServiceName.BecomeFirstResponder();
});
return;
}
var endpoint = Endpoint.Text;
if (string.IsNullOrEmpty(endpoint))
{
this.ShowWarning(this.Localize("Online.BadCredential"), this.Localize("AliYun.BadEndpoint"), () => {
Endpoint.BecomeFirstResponder();
});
return;
}
var bucket = BucketName.Text;
if (string.IsNullOrEmpty(bucket))
{
this.ShowWarning(this.Localize("Online.BadCredential"), this.Localize("AliYun.BadBucket"), () => {
BucketName.BecomeFirstResponder();
});
return;
}
var accessId = AccessKeyID.Text;
if (string.IsNullOrEmpty(accessId))
{
this.ShowWarning(this.Localize("Online.BadCredential"), this.Localize("AliYun.BadUserID"), () => {
AccessKeyID.BecomeFirstResponder();
});
return;
}
var accessSecret = AccessKeySecret.Text;
if (string.IsNullOrEmpty(accessSecret))
{
this.ShowWarning(this.Localize("Online.BadCredential"), this.Localize("AliYun.BadUserSecret"), () => {
AccessKeySecret.BecomeFirstResponder();
});
return;
}
if (!Globals.Database.IsStorageNameUnique(name))
{
this.ShowWarning(this.Localize("Online.ServiceAlreadyExists"), this.Localize("Online.ChooseADifferentName"), () => {
ServiceName.BecomeFirstResponder();
});
return;
}
var hud = MBProgressHUD.ShowHUD(NavigationController.View, true);
hud.Label.Text = this.Localize("Online.Verifying");
Task.Run(() => {
var config = new OssConfig {
OssEndpoint = endpoint,
BucketName = bucket,
AccessKeyId = accessId,
AccessKeySecret = accessSecret
};
if (config.Verify())
{
try
{
Globals.CloudManager.AddStorageProvider(Globals.CloudManager.PersonalClouds[0].Id, Guid.NewGuid(), name, config, visibility);
InvokeOnMainThread(() => {
hud.Hide(true);
NavigationController.DismissViewController(true, null);
});
}
catch
{
InvokeOnMainThread(() => {
hud.Hide(true);
this.ShowError(this.Localize("AliYun.CannotAddService"), this.Localize("Error.Internal"));
});
}
}
else
{
InvokeOnMainThread(() => {
hud.Hide(true);
this.ShowError(this.Localize("Error.Authentication"), this.Localize("AliYun.Unauthorized"));
});
}
});
}