public static void LoadImagesInHtml(DRMContent data)
{
string result = data.HTMLBody;
List <RpmsgAttachment> notEmbeddedAttachments = new List <RpmsgAttachment>();
try
{
foreach (RpmsgAttachment attachment in data.Attachments)
{
if (attachment.ContentID == null || !result.Contains(attachment.ContentID))
{
notEmbeddedAttachments.Add(attachment);
continue;
}
string imgPath = IOPath.Combine(IOPath.GetTempPath(), Guid.NewGuid() + attachment.Name);
File.WriteAllBytes(imgPath, attachment.Content);
result = result.Replace("cid:" + attachment.ContentID, imgPath);
}
data.HTMLBody = result;
data.Attachments = notEmbeddedAttachments;
}
catch (Exception)
{
LogUtils.Log("Failed loading inline images for display");
}
}
public static string AddHtmlHeaderAndAttachments(DRMContent drmContent, EndUserLicense userLicense)
{
string html = EmbedHeadScriptsAndStyles(drmContent.HTMLBody, userLicense);
html = EmbedAttachments(html, drmContent, userLicense);
html = AddMailDetailsHeader(html, drmContent, userLicense);
return(html);
}
private static string AddMailDetailsHeader(string html, DRMContent drmContent, EndUserLicense userLicense)
{
if (userLicense._SIData == null)
{
return(html);
}
string headerHtml = ReadResourceFile(IOPath.Combine(SIConstants.DEFAULT_RESOURCE_FOLDER, "MailHtml/Header/MailDetailsHeader.txt"));
string recipients = string.Join(", ", userLicense._SIData.ToNames);
if (userLicense._SIData.CCNames.Length > 0)
{
recipients += ", " + string.Join(", ", userLicense._SIData.CCNames);
}
bool noAttachments = drmContent.Attachments.Count == 0;
string base64AttachmentsIcon = null;
#if __IOS__
UIImage attachmentsIcon = UIImage.FromFile("MailHtml/Header/attachmentsIcon.png");
base64AttachmentsIcon = attachmentsIcon.AsPNG().GetBase64EncodedString(NSDataBase64EncodingOptions.None);
#endif
#if __ANDROID__
Drawable shareIcon = ApplicationContext.Resources.GetDrawable(Resource.Drawable.attachmentsIcon);
base64AttachmentsIcon = GetBase64EncodedFromDrawable(shareIcon);
#endif
string attachmentsHtml = noAttachments ? "" : drmContent.Attachments.Count +
"<img src=\"data:image/png;base64," + base64AttachmentsIcon + "\" alt=\"attachmentIcon\" style=\" height:0.9em; margin-top: 0.1em\" />";
headerHtml = headerHtml
.Replace("[MailSubject]", userLicense._SIData.Subject)
.Replace("[SenderName]", userLicense._SIData.SenderName)
.Replace("[SendTime]", userLicense._SIData.SendTime)
.Replace("[RecipientNames]", recipients)
.Replace("[AttachmentCount]", attachmentsHtml)
.Replace("[SenderInitial]", userLicense._SIData.SenderName.Trim().Substring(0, 1).ToUpper());
RpmsgClassification primaryClassification = userLicense._SIData.Classifications.Find(cls => cls.Color != null);
//there is no classification with color
if (primaryClassification == null && userLicense._SIData.Classifications.Count > 0)
{
//take the first dataclass
primaryClassification = userLicense._SIData.Classifications[0];
}
if (primaryClassification != null)
{
headerHtml = headerHtml.Replace("<!--[ClassificationIndicator]-->", primaryClassification.GetClassificationHTML());
}
string bodyStartTag = Regex.Match(html, HTML_BODY_START_TAG).Value;
return(html.Replace(bodyStartTag, bodyStartTag + headerHtml));
}
private static string EmbedAttachments(string html, DRMContent drmContent, EndUserLicense userLicense)
{
if (drmContent.Attachments == null)
{
return(html);
}
string bodyEndTag = Regex.Match(html, HTML_BODY_END_TAG).Value;
string fixedDiv = "<div id=\"si_bottomFixed_10BF6356-9C77-4EE2-8A0F-B0F2BEFBC225\" style=\"position:relative; bottom:0px; left:0px\" >"; //the id of the div MUST be the same as the ID in the attachmentFixPositionScript
html = html.Replace(bodyEndTag, fixedDiv + bodyEndTag);
foreach (RpmsgAttachment att in drmContent.Attachments)
{
string base64AppIcon = null;
string base64ShareIcon = null;
#if __IOS__
UIImage appIcon = GetIconImageFromExtension(att.Extension);
base64AppIcon = appIcon.AsPNG().GetBase64EncodedString(NSDataBase64EncodingOptions.None);
UIImage shareIcon = UIImage.FromFile("MailHtml/Attachments/share.png");
base64ShareIcon = shareIcon.AsPNG().GetBase64EncodedString(NSDataBase64EncodingOptions.None);
#endif
#if __ANDROID__
Drawable appIcon = ApplicationContext.Resources.GetDrawable(Utils.GetIconIdFromExtension(att.Extension));
base64AppIcon = GetBase64EncodedFromDrawable(appIcon);
Drawable shareIcon = ApplicationContext.Resources.GetDrawable(Resource.Drawable.share);
base64ShareIcon = GetBase64EncodedFromDrawable(shareIcon);
#endif
html = html.Replace
(
bodyEndTag,
att.GetAttachmentHTML(base64AppIcon, base64ShareIcon) + bodyEndTag
);
}
return(html.Replace(bodyEndTag, "</div>" + bodyEndTag));
}
public static DRMContent Parse(byte[] drmContentBytes)
{
DRMContent drmContent = new DRMContent();
using (MemoryStream ms = new MemoryStream(drmContentBytes))
{
using (CompoundFile cf = new CompoundFile(ms))
{
byte[] OutlookBodyStreamInfoBytes = cf.RootStorage.GetStream(Stream_OutlookBodyStreamInfo).GetData();
Int16 bodyType = BitConverter.ToInt16(OutlookBodyStreamInfoBytes, 0);
Int32 codePage = BitConverter.ToInt32(OutlookBodyStreamInfoBytes, 2);
try
{
drmContent.HTMLBodyBytes = cf.RootStorage.GetStream(Stream_BodyPTHTML).GetData();
}
catch (Exception ex)
{
throw new InvalidDataException("No message body stream found", ex);
}
drmContent.HTMLBodyEncoding = AppUtils.GetEncoding(codePage);
string htmlBody = drmContent.HTMLBodyEncoding.GetString(drmContent.HTMLBodyBytes);
// wrap plain text with HTML tags
if (bodyType == 1)
{
htmlBody = "<html><head></head><body>" + htmlBody + "</body></html>";
}
drmContent.HTMLBody = htmlBody;
drmContent.Attachments = RpmsgAttachment.CreateAttachmentsFromStorage(cf);
AppUtils.LoadImagesInHtml(drmContent);
LogUtils.Log("MsgRpmsgDecryptEnd");
}
}
return(drmContent);
}