public void AddManifestItem(ManifestItemKey?itemKey)
{
CurrentItemKey = itemKey;
if (CurrentItemKey.HasValue && !ManifestItems.ContainsKey(CurrentItemKey.Value))
{
ManifestItems.Add(CurrentItemKey.Value, new ManifestItem(LineNumber));
}
}
private async Task <string> ConvertItems(IEnumerable <IItem> items, string tempPath,
bool convertHtml, Func <string, IRetrievedFile> resourceHandler)
{
var baseTempPath = tempPath;
tempPath = Path.Combine(baseTempPath, Path.GetFileNameWithoutExtension(Path.GetRandomFileName()));
var dir = new DirectoryInfo(tempPath);
if (!dir.Exists)
{
dir.Create();
}
var itemsList = items.ToList();
var htmlToQtiConverter = new HtmlToQtiConverter(tempPath, resourceHandler);
var itemsDir = new DirectoryInfo(Path.Combine(tempPath, "items"));
if (!itemsDir.Exists)
{
itemsDir.Create();
}
var itemQti = string.Empty;
foreach (var item in itemsList)
{
item.UniqueId = item.UniqueId.ReplaceIllegalFilenameChars();
switch (item)
{
case IMultipleChoiceItem choiceItem:
itemQti = convertHtml ?
await _choiceInterationCreator.CreateWithHtmlAsync(choiceItem, htmlToQtiConverter) :
await _choiceInterationCreator.CreatePlainTextAsync(choiceItem);
break;
case ITextEntryItem textEntryItem:
itemQti = convertHtml ?
await _textEntryInteractionCreator.CreateWithHtmlAsync(textEntryItem, htmlToQtiConverter) :
await _textEntryInteractionCreator.CreatePlainTextAsync(textEntryItem);;
break;
}
var fileName = Path.Combine(itemsDir.ToString(), $"{item.UniqueId}.xml");
File.WriteAllText(fileName, itemQti);
}
var test = new QtiTest {
Id = $"TST-{Guid.NewGuid()}", Items = itemsList, Title = _testname
};
var testQti = await _testCreator.CreateAsync(test);
var fileNameTest = Path.Combine(itemsDir.ToString(), $"{test.Id}.xml");
File.WriteAllText(fileNameTest, testQti);
var css = htmlToQtiConverter.Css;
var images = htmlToQtiConverter.Images;
var imageList = images?.Select(i => $"img/{i.Key}").ToList() ?? new List <string>();
var cssList = !string.IsNullOrEmpty(css)
? new List <string> {
"css/generated_styles.css"
}
: new List <string>();
var manifestItems = new ManifestItems
{
TestId = test.Id,
Items = itemsList,
Dependencies = htmlToQtiConverter.Dependencies,
Media = imageList,
Css = cssList
};
var manifestQti = await _manifestCreator.CreateAsync(manifestItems);
var fileNameManifest = Path.Combine(tempPath, "imsmanifest.xml");
File.WriteAllText(fileNameManifest, manifestQti);
var cssDir = new DirectoryInfo(Path.Combine(tempPath, "css"));
if (!cssDir.Exists)
{
cssDir.Create();
}
var fileNameCss = Path.Combine(cssDir.ToString(), "generated_styles.css");
if (!string.IsNullOrEmpty(css))
{
File.WriteAllText(fileNameCss, css);
}
var fileNameZip = Path.Combine(baseTempPath, $"qti-package-{DateTime.Now:yyyy-MM-dd_hh-mm-ss}.zip");
ZipFile.CreateFromDirectory(tempPath, fileNameZip,
CompressionLevel.Optimal,
false);
return(fileNameZip);
}
public Task <string> CreateAsync(ManifestItems items)
{
return(_engine.CompileRenderAsync($"Exports._{((int)_version).ToString()}.Manifest.cshtml", items));
}
