private void HandleCopyImageCreditsForWholeBook(ApiRequest request)
{
var names = BookStorage.GetImagePathsRelativeToBook(_bookSelection.CurrentSelection.RawDom.DocumentElement);
IEnumerable <string> langs = null;
if (request.CurrentCollectionSettings != null)
{
langs = request.CurrentCollectionSettings.LicenseDescriptionLanguagePriorities;
}
else
{
langs = new List <string> {
"en"
}
}; // emergency fall back -- probably never used.
var credits = new List <string>();
var missingCredits = new List <string>();
foreach (var name in names)
{
var path = _bookSelection.CurrentSelection.FolderPath.CombineForPath(name);
if (RobustFile.Exists(path))
{
var meta = Metadata.FromFile(path);
string id;
var credit = meta.MinimalCredits(langs, out id);
if (String.IsNullOrEmpty(credit) && name.ToLowerInvariant() != "license.png" && name.ToLowerInvariant() != "placeholder.png")
{
missingCredits.Add(name);
}
if (!String.IsNullOrEmpty(credit) && !credits.Contains(credit))
{
credits.Add(credit);
}
}
}
var total = credits.Aggregate(new StringBuilder(), (all, credit) => {
all.AppendFormat("<p>{0}</p>{1}", credit, System.Environment.NewLine);
return(all);
});
// Notify the user of images with missing credits.
if (missingCredits.Count > 0)
{
var missing = LocalizationManager.GetString("EditTab.FrontMatter.PasteMissingCredits", "Missing credits:");
total.AppendFormat("<p>{0}", missing);
for (var i = 0; i < missingCredits.Count; ++i)
{
if (i > 0)
{
total.Append(",");
}
total.AppendFormat(" {0}", missingCredits[i]);
}
total.AppendFormat("</p>{0}", System.Environment.NewLine);
}
request.ReplyWithText(total.ToString());
}