///
/// <param name="resource"></param>
/// <param name="allReachableResources"></param>
private static void addToContentsResult(Resource resource, Dictionary<String, Resource> allReachableResources)
{
if (resource != null && (!allReachableResources.ContainsKey(resource.getHref())))
{
allReachableResources.Add(resource.getHref(), resource);
}
}
///
/// <param name="uniqueHrefs"></param>
/// <param name="result"></param>
/// <param name="tocReferences"></param>
private static void getAllUniqueResources(List<String> uniqueHrefs, List<Resource> result, List<TOCReference> tocReferences)
{
foreach (TOCReference tocReference in tocReferences)
{
Resource resource = tocReference.getResource();
if (resource != null && !uniqueHrefs.Contains(resource.getHref()))
{
uniqueHrefs.Add(resource.getHref());
result.Add(resource);
}
getAllUniqueResources(uniqueHrefs, result, tocReference.getChildren());
}
}
/// <summary>
/// Adds a resource to the resources. Fixes the resources id and href if necessary.
///
/// </summary>
/// <param name="resource"></param>
public Resource add(Resource resource)
{
fixResourceHref(resource);
fixResourceId(resource);
resources.Add(resource.getHref(), resource);
return resource;
}
/// <summary>
/// Adds a resource to the resources. Fixes the resources id and href if necessary.
///
/// </summary>
/// <param name="resource"></param>
public Resource add(Resource resource)
{
fixResourceHref(resource);
fixResourceId(resource);
resources.Add(resource.getHref(), resource);
return resource;
}
/// <summary>
/// The position within the spine of the given resource.
/// </summary>
/// something < 0 if not found.
/// <param name="currentResource"></param>
public int getResourceIndex(Resource currentResource)
{
if (currentResource == null)
{
return -1;
}
return getResourceIndex(currentResource.getHref());
}
///
/// <param name="coverPage"></param>
public void setCoverPage(Resource coverPage)
{
if (coverPage == null)
{
return;
}
if (!resources.containsByHref(coverPage.getHref()))
{
resources.add(coverPage);
}
guide.setCoverPage(coverPage);
}
///
/// <param name="coverImage"></param>
public void setCoverImage(Resource coverImage)
{
if (coverImage == null)
{
return;
}
if (!resources.containsByHref(coverImage.getHref()))
{
resources.add(coverImage);
}
this.coverImage = coverImage;
}
///
/// <param name="resource"></param>
private void fixResourceHref(Resource resource)
{
if (StringUtil.isNotBlank(resource.getHref())
&& !resources.ContainsKey(resource.getHref()))
{
return;
}
if (StringUtil.isBlank(resource.getHref()))
{
if (resource.getMediaType() == null)
{
throw new ArgumentException("Resource must have either a MediaType or a href");
}
int i = 1;
String href = createHref(resource.getMediaType(), i);
while (resources.ContainsKey(href))
{
href = createHref(resource.getMediaType(), (++i));
}
resource.setHref(href);
}
}
/// <summary>
/// Checks the id of the given resource and changes to a unique identifier if it
/// isn't one already.
/// </summary>
/// <param name="resource">resource</param>
public void fixResourceId(Resource resource)
{
string resourceId = resource.getId();
if (StringUtil.isBlank(resource.getId()))
{
resourceId = StringUtil.substringBeforeLast(resource.getHref(), '.');
resourceId = StringUtil.substringAfterLast(resourceId, '/');
}
resourceId = makeValidId(resourceId, resource);
// check if the id is unique. if not: create one from scratch
if (StringUtil.isBlank(resourceId) || containsId(resourceId))
{
resourceId = createUniqueResourceId(resource);
}
resource.setId(resourceId);
}
///
/// <param name="packageResource"></param>
/// <param name="epubReader"></param>
/// <param name="book"></param>
/// <param name="resources"></param>
public static void read(Resource packageResource, EpubReader epubReader, Book book, Resources resources)
{
XElement packageDocument = XElement.Load(packageResource.getInputStream());
String packageHref = packageResource.getHref();
resources = fixHrefs(packageHref, resources);
readGuide(packageDocument, epubReader, book, resources);
System.Collections.Generic.Dictionary<string, string> idMapping = new Dictionary<string, string>();
resources = readManifest(packageDocument, packageHref, epubReader, resources, idMapping);
book.setResources(resources);
readCover(packageDocument, book);
// book.setMetadata(PackageDocumentMetadataReader.readMetadata(packageDocument, book.getResources()));
book.setSpine(readSpine(packageDocument, epubReader, book.getResources(), idMapping));
// if we did not find a cover page then we make the first page of the book the cover page
if (book.getCoverPage() == null && book.getSpine().size() > 0)
{
book.setCoverPage(book.getSpine().getResource(0));
}
}
/// <summary>
/// The position within the spine of the given resource.
/// </summary>
/// something < 0 if not found.
/// <param name="currentResource"></param>
public int getResourceIndex(Resource currentResource)
{
if (currentResource == null)
{
return -1;
}
return getResourceIndex(currentResource.getHref());
}
///
/// <param name="resource"></param>
private void fixResourceHref(Resource resource)
{
if (StringUtil.isNotBlank(resource.getHref())
&& !resources.ContainsKey(resource.getHref()))
{
return;
}
if (StringUtil.isBlank(resource.getHref()))
{
if (resource.getMediaType() == null)
{
throw new ArgumentException("Resource must have either a MediaType or a href");
}
int i = 1;
String href = createHref(resource.getMediaType(), i);
while (resources.ContainsKey(href))
{
href = createHref(resource.getMediaType(), (++i));
}
resource.setHref(href);
}
}
/// <summary>
/// Checks the id of the given resource and changes to a unique identifier if it
/// isn't one already.
/// </summary>
/// <param name="resource">resource</param>
public void fixResourceId(Resource resource)
{
string resourceId = resource.getId();
if (StringUtil.isBlank(resource.getId()))
{
resourceId = StringUtil.substringBeforeLast(resource.getHref(), '.');
resourceId = StringUtil.substringAfterLast(resourceId, '/');
}
resourceId = makeValidId(resourceId, resource);
// check if the id is unique. if not: create one from scratch
if (StringUtil.isBlank(resourceId) || containsId(resourceId))
{
resourceId = createUniqueResourceId(resource);
}
resource.setId(resourceId);
}
///
/// <param name="resource"></param>
/// <param name="allReachableResources"></param>
private static void addToContentsResult(Resource resource, Dictionary<String, Resource> allReachableResources)
{
if (resource != null && (!allReachableResources.ContainsKey(resource.getHref())))
{
allReachableResources.Add(resource.getHref(), resource);
}
}
///
/// <param name="coverPage"></param>
public void setCoverPage(Resource coverPage)
{
if (coverPage == null)
{
return;
}
if (!resources.containsByHref(coverPage.getHref()))
{
resources.add(coverPage);
}
guide.setCoverPage(coverPage);
}
///
/// <param name="coverImage"></param>
public void setCoverImage(Resource coverImage)
{
if (coverImage == null)
{
return;
}
if (!resources.containsByHref(coverImage.getHref()))
{
resources.add(coverImage);
}
this.coverImage = coverImage;
}
