public DocumentInfo(BaseInboxMessage signatureRequest)
{
InitializeComponent();
GetAuthors(signatureRequest.Documents.First()).ContinueWith(t =>
{
if (!t.IsFaulted)
{
autores.ReplaceItems(t.Result);
}
});
lstAutores.ItemsSource = autores;
lblCreator.Text = AppResources.CREATOR;
lblCreatorValue.Text = signatureRequest.Author;
lblTitle.Text = signatureRequest.Title;
lblDescription.Text = signatureRequest.Description;
lblDateTime.Text = AppResources.CREATION_TIME;
lblDateTimeValue.Text = signatureRequest.Date.ToString("dd/MM/yyyy HH:mm");
lblAuthors.Text = AppResources.AUTHORS;
lstAutores.ItemTapped += LstAutores_ItemTapped;
}
public PdfPage(BaseInboxMessage request, Document document, bool showSignButton, EventHandler OnAssinar)
{
this.Document = document;
this.SignatureRequest = request;
this.Title = "PDF";
if (Device.OS == TargetPlatform.iOS)
{
this.Icon = (FileImageSource)FileImageSource.FromFile("pdf.png");
}
pdfWebView = new CustomWebView
{
HorizontalOptions = LayoutOptions.FillAndExpand,
VerticalOptions = LayoutOptions.FillAndExpand,
MinimumHeightRequest = 300,
OverviewMode = true
};
if (showSignButton)
{
var relativeLayout = new RelativeLayout();
relativeLayout.Children.Add(pdfWebView, Constraint.RelativeToParent((parent) => {
return(parent.X);
}), Constraint.RelativeToParent((parent) => {
return(parent.Y);
}), Constraint.RelativeToParent((parent) => {
return(parent.Width);
}), Constraint.RelativeToParent((parent) => {
return(parent.Height - 50);
}));
Button btnAssinar = new Button()
{
Text = AppResources.SIGN_DOCUMENT,
HorizontalOptions = LayoutOptions.FillAndExpand,
VerticalOptions = LayoutOptions.FillAndExpand
};
relativeLayout.Children.Add(btnAssinar, Constraint.RelativeToView(pdfWebView, (Parent, sibling) => {
return(0);
}), Constraint.RelativeToView(pdfWebView, (parent, sibling) => {
return(sibling.Height);
}), Constraint.RelativeToParent((parent) => {
return(parent.Width);
}), Constraint.Constant(50));
this.Content = relativeLayout;
btnAssinar.Clicked += OnAssinar;
}
else
{
this.Content = pdfWebView;
}
CreateShareToolbarItem(this);
}
public string GetPDFDir(BaseInboxMessage req)
{
string cacheDir = fileSystem.GetFilesDir();
string attPath = fileSystem.JoinPaths(cacheDir, "reqs", req.Id.ToString(), "pdf");
fileSystem.CreateFolder(attPath);
return(attPath);
}
public SignaturePage(string title, BaseInboxMessage request, Document document, bool showSignButton = true)
{
this.tcs = new TaskCompletionSource <bool>();
this.SignatureRequest = request;
this.Document = document;
this.Title = title;
this.CurrentPageChanged += AssinarPage_CurrentPageChanged;
this.Children.Add(new TextPage(request, document, showSignButton, Sign));
this.Children.Add(new PdfPage(request, Document, showSignButton, Sign));
}
public AttachmentsPage(BaseInboxMessage req)
{
InitializeComponent();
this.Title = AppResources.ATTACHMENTS;
this.inboxMessage = req;
GetAttachments(req.Documents.First()).ContinueWith(t =>
{
if (!t.IsFaulted)
{
attachments.ReplaceItems(t.Result);
}
});
lstAttachments.ItemsSource = attachments;
lstAttachments.ItemSelected += LstAttachments_ItemSelected;
}
public static async Task Sign(BaseInboxMessage request)
{
try
{
var certificate = new MemoryStream();
if (await Pkcs12FileHelper.LoadFileTo(certificate))
{
var password = await DialogHelper.AskForPassword(AppResources.INPUT_PKCS12_PASSWORD, AppResources.SIGN_DOCUMENT);
PfxEntry pfxEntry = null;
try
{
pfxEntry = Pkcs12FileHelper.Load(certificate, password);
}
catch (IOException e)
{
throw new DigitalSignatureError(AppResources.UNABLE_TO_OPEN_PRIVATE_KEY, e);
}
if (pfxEntry != null)
{
if (!pfxEntry.Certificate.IsValidNow)
{
throw new CertificateExpiredError();
}
var xadesSigner = XAdESCrossPlatformSigner.Current;
using (DialogHelper.ShowProgress(AppResources.SIGNING))
{
List <Signature> signatures = new List <Signature>();
foreach (Document doc in request.Documents)
{
var signed = new MemoryStream();
var toSign = new MemoryStream(doc.Content);
xadesSigner.Sign(toSign, signed, "#documento", pfxEntry.Certificate, pfxEntry.Key, policy);
Signature signature = new Signature();
signature.Id = doc.Id;
byte[] baSigned = StreamHelper.StreamToByteArray(signed);
signature.SignatureData = Encoding.UTF8.GetString(baSigned, 0, baSigned.Length);
signatures.Add(signature);
}
var response = await HttpRequest.Post(EndPointHelper.GetSendSignature(),
JsonHelper.ToJson <List <Signature> >(signatures),
Encoding.UTF8,
"application/json");
if (!response.IsSuccessStatusCode)
{
throw new DigitalSignatureError(AppResources.UNABLE_TO_SEND_DIGITAL_SIGNATURE);
}
}
}
else
{
throw new DigitalSignatureError(AppResources.UNABLE_TO_OPEN_PRIVATE_KEY);
}
}
}
catch (TaskCanceledException ex)
{
throw new DigitalSignatureError(AppResources.SIGNATURE_CANCELLED, ex);
}
catch (HttpException ex)
{
throw new DigitalSignatureError(AppResources.DIGITAL_SIGNATURE_FAILED, ex);
}
catch (DigitalSignatureError ex)
{
throw ex;
}
catch (Exception ex)
{
//TODO: logar esse erro no servidor
//UserDialogs.Instance.Alert(e.Message, AppResources.APP_TITLE, AppResources.OK);
throw new DigitalSignatureError(AppResources.DIGITAL_SIGNATURE_FAILED_UNKNOW_REASON, ex);;
}
}
public TextPage(BaseInboxMessage request, Document document, bool showSignButton, EventHandler OnAssinar)
{
this.request = request;
this.Title = "Texto";
if (Device.OS == TargetPlatform.iOS)
{
this.Icon = (FileImageSource)FileImageSource.FromFile("text.png");
}
var html = new HtmlWebViewSource();
var browser = new CustomWebView
{
HorizontalOptions = LayoutOptions.FillAndExpand,
VerticalOptions = LayoutOptions.FillAndExpand,
Source = html,
MinimumHeightRequest = 300
};
if (showSignButton)
{
Button btnAssinar = new Button()
{
Text = AppResources.SIGN_DOCUMENT,
HorizontalOptions = LayoutOptions.FillAndExpand,
VerticalOptions = LayoutOptions.FillAndExpand
};
var relativeLayout = new RelativeLayout();
relativeLayout.Children.Add(browser, Constraint.RelativeToParent((parent) => {
return(parent.X);
}), Constraint.RelativeToParent((parent) => {
return(parent.Y);
}), Constraint.RelativeToParent((parent) => {
return(parent.Width);
}), Constraint.RelativeToParent((parent) => {
return(parent.Height - 50);
}));
relativeLayout.Children.Add(btnAssinar, Constraint.RelativeToView(browser, (Parent, sibling) => {
return(0);
}), Constraint.RelativeToView(browser, (parent, sibling) => {
return(sibling.Height);
}), Constraint.RelativeToParent((parent) => {
return(parent.Width);
}), Constraint.Constant(50));
this.Content = relativeLayout;
btnAssinar.Clicked += OnAssinar;
}
else
{
this.Content = browser;
}
GetXSLT().ContinueWith(action =>
{
if (action.IsCompleted && !action.IsFaulted)
{
LoadHTML(html, document, action.Result);
}
});
CreateInfoToolbarItem(this);
}
public ChildDocumentPage(BaseInboxMessage request, bool toSign)
{
this.tcs = new TaskCompletionSource <bool>();
this.request = request;
this.Title = request.Title;
//this.Padding = new Thickness(10, Device.OnPlatform(20, 0, 0), 10, 5);
var listView = new CustomListView
{
ItemsSource = request.Documents,
RowHeight = 60,
IsPullToRefreshEnabled = false,
ItemTemplate = new DataTemplate(() =>
{
Grid gridTitle = new Grid
{
VerticalOptions = LayoutOptions.FillAndExpand,
RowDefinitions =
{
new RowDefinition {
Height = GridLength.Auto
}
},
ColumnDefinitions =
{
new ColumnDefinition {
Width = new GridLength(1, GridUnitType.Star)
},
new ColumnDefinition {
Width = 70
}
}
};
gridTitle.HorizontalOptions = LayoutOptions.FillAndExpand;
Label labelTitle = new Label();
labelTitle.SetBinding(Label.TextProperty, "Title");
labelTitle.HorizontalOptions = LayoutOptions.FillAndExpand;
labelTitle.FontSize = 18;
Label labelDescription = new Label();
labelDescription.SetBinding(Label.TextProperty, "Description");
labelDescription.FontSize = 12;
labelDescription.Margin = new Thickness(0, 5, 0, 0);
labelDescription.HorizontalOptions = LayoutOptions.FillAndExpand;
labelDescription.LineBreakMode = LineBreakMode.TailTruncation;
gridTitle.Children.Add(labelTitle, 0, 0);
return(new ViewCell
{
View = new StackLayout
{
VerticalOptions = LayoutOptions.CenterAndExpand,
Padding = new Thickness(Device.OnPlatform(10, 0, 0), 5),
Orientation = StackOrientation.Horizontal,
HorizontalOptions = LayoutOptions.FillAndExpand,
Children =
{
new StackLayout
{
VerticalOptions = LayoutOptions.Center,
HorizontalOptions = LayoutOptions.FillAndExpand,
Spacing = 0,
Children =
{
gridTitle,
labelDescription
}
}
}
}
});
})
};
listView.Margin = new Thickness(Device.OnPlatform(0, 10, 10), Device.OnPlatform(20, 0, 0), 10, 5);
listView.ItemSelected += async delegate(object sender, SelectedItemChangedEventArgs e)
{
Document doc = (Document)e.SelectedItem;
((ListView)sender).SelectedItem = null;
if (doc == null)
{
return;
}
await LoadXMLs();
await Navigation.PushAsync(new SignaturePage((toSign?AppResources.SIGN_DOCUMENT:doc.Title), request, doc, false));
};
Button btnAssinar = new Button()
{
Text = AppResources.SIGN_DOCUMENTS,
HorizontalOptions = LayoutOptions.FillAndExpand,
VerticalOptions = LayoutOptions.FillAndExpand
};
if (toSign)
{
var relativeLayout = new RelativeLayout();
relativeLayout.Children.Add(listView, Constraint.RelativeToParent((parent) =>
{
return(parent.X);
}), Constraint.RelativeToParent((parent) =>
{
return(parent.Y);
}), Constraint.RelativeToParent((parent) =>
{
return(parent.Width);
}), Constraint.RelativeToParent((parent) =>
{
return(parent.Height - 50);
}));
relativeLayout.Children.Add(btnAssinar, Constraint.RelativeToView(listView, (Parent, sibling) =>
{
return(0);
}), Constraint.RelativeToView(listView, (parent, sibling) =>
{
return(sibling.Height);
}), Constraint.RelativeToParent((parent) =>
{
return(parent.Width);
}), Constraint.Constant(50));
this.Content = relativeLayout;
}
else
{
this.Content = listView;
}
btnAssinar.Clicked += async delegate(object sender, EventArgs e)
{
await LoadXMLs();
await Sign();
};
}
