internal SupportingFileFactory(SupportingFileService supportingFileService, string fileId, string fileName, int nextVersion)
{
_fileService = supportingFileService;
_fileId = fileId;
_fileName = fileName;
_nextVersion = nextVersion;
_uploadInfos = new Hashtable();
}
internal SupportingFileFactory(SupportingFileService supportingFileService, string fileId, string fileName, int nextVersion)
{
_fileService = supportingFileService;
_fileId = fileId;
_fileName = fileName;
_nextVersion = nextVersion;
_uploadInfos = new Hashtable();
}
public IBlogPostEditingContext Load(bool addToRecentDocs)
{
try
{
if (!IsSaved)
throw new InvalidOperationException("Attempted to load a PostEditorFile that has never been saved!");
// add to shell recent documents
if (addToRecentDocs)
Shell32.SHAddToRecentDocs(SHARD.PATHW, TargetFile.FullName);
using (Storage postStorage = new Storage(TargetFile.FullName, StorageMode.Open, false))
{
// meta-data
string destinationBlogId = ReadString(postStorage, DESTINATION_BLOG_ID);
string serverSupportingFileDirectory = ReadString(postStorage, SERVER_SUPPORTING_FILE_DIR);
// blog post
BlogPost blogPost = new BlogPost();
blogPost.Id = ReadString(postStorage, POST_ID);
blogPost.IsPage = SafeReadBoolean(postStorage, POST_ISPAGE, false);
blogPost.Title = ReadString(postStorage, POST_TITLE);
blogPost.Categories = (BlogPostCategory[])ReadXml(postStorage, POST_CATEGORIES, new XmlReadHandler(ReadCategories));
blogPost.NewCategories = (BlogPostCategory[])SafeReadXml(postStorage, POST_NEW_CATEGORIES, new XmlReadHandler(ReadCategories), new BlogPostCategory[] { });
blogPost.DatePublished = ReadDateTime(postStorage, POST_DATEPUBLISHED);
blogPost.DatePublishedOverride = ReadDateTime(postStorage, POST_DATEPUBLISHED_OVERRIDE);
blogPost.CommentPolicy = ReadCommentPolicy(postStorage);
blogPost.TrackbackPolicy = ReadTrackbackPolicy(postStorage);
blogPost.Keywords = ReadString(postStorage, POST_KEYWORDS);
blogPost.Excerpt = ReadString(postStorage, POST_EXCERPT);
blogPost.Permalink = SafeReadString(postStorage, POST_PERMALINK, String.Empty);
blogPost.PingUrlsPending = (string[])ReadXml(postStorage, POST_PINGURLS_PENDING, new XmlReadHandler(ReadPingUrls));
blogPost.PingUrlsSent = (string[])SafeReadXml(postStorage, POST_PINGURLS_SENT, new XmlReadHandler(ReadPingUrls), new string[0]);
blogPost.Slug = SafeReadString(postStorage, POST_SLUG, String.Empty);
blogPost.Password = SafeReadString(postStorage, POST_PASSWORD, String.Empty);
string authorId = SafeReadString(postStorage, POST_AUTHOR_ID, String.Empty);
string authorName = SafeReadString(postStorage, POST_AUTHOR_NAME, String.Empty);
blogPost.Author = new PostIdAndNameField(authorId, authorName);
string pageParentId = SafeReadString(postStorage, POST_PAGE_PARENT_ID, String.Empty);
string pageParentName = SafeReadString(postStorage, POST_PAGE_PARENT_NAME, String.Empty);
blogPost.PageParent = new PostIdAndNameField(pageParentId, pageParentName);
blogPost.PageOrder = SafeReadString(postStorage, POST_PAGE_ORDER, String.Empty);
blogPost.ETag = SafeReadString(postStorage, POST_ETAG, String.Empty);
blogPost.AtomRemotePost = (XmlDocument)SafeReadXml(postStorage, POST_ATOM_REMOTE_POST, new XmlReadHandler(XmlDocReadHandler), null);
try
{
blogPost.ContentsVersionSignature = ReadString(postStorage, POST_CONTENTS_VERSION_SIGNATURE);
}
catch (StorageFileNotFoundException) { } //BACKWARDS_COMPATABILITY: occurs if this file was created before the introduction of content signatures (pre-Beta2)
// post contents (must extract supporting files -- protect against leakage with try/catch
BlogPostSupportingFileStorage supportingFileStorage = new BlogPostSupportingFileStorage();
using (Storage postSupportStorage = postStorage.OpenStorage(POST_SUPPORTING_FILES, StorageMode.Open, false))
{
SupportingFilePersister supportingFilePersister = new SupportingFilePersister(postSupportStorage, supportingFileStorage);
//read the attached files
SupportingFileService supportingFileService = new SupportingFileService(supportingFileStorage);
try
{
ReadXml(postStorage, POST_ATTACHED_FILES, new XmlReadHandler(new AttachedFileListReader(supportingFileService, supportingFilePersister).ReadAttachedFileList));
}
catch (StorageFileNotFoundException) { } //occurs if this file was created before the introduction of extension data
//read in the image data (note: this must happen before fixing the file references)
BlogPostImageDataList imageDataList = (BlogPostImageDataList)ReadXml(postStorage, POST_IMAGE_FILES, new XmlReadHandler(new ImageListReader(supportingFilePersister, supportingFileService).ReadImageFiles));
//read the extension data settings
BlogPostExtensionDataList extensionDataList = new BlogPostExtensionDataList(supportingFileService);
try
{
ReadXml(postStorage, POST_EXTENSION_DATA_LIST, new XmlReadHandler(new ExtensionDataListReader(extensionDataList, supportingFilePersister, supportingFileService).ReadExtensionDataList));
}
catch (StorageFileNotFoundException) { } //occurs if this file was created before the introduction of extension data
//fix up the HTML content to reference the extracted files
blogPost.Contents = supportingFilePersister.FixupHtmlReferences(ReadStringUtf8(postStorage, POST_CONTENTS));
string originalSourcePath = SafeReadString(postStorage, ORIGINAL_SOURCE_PATH, null);
PostEditorFile autoSaveFile;
PostEditorFile file = GetFileFromSourcePath(originalSourcePath, out autoSaveFile);
// return init params
return new BlogPostEditingContext(destinationBlogId, blogPost, file, autoSaveFile, serverSupportingFileDirectory, supportingFileStorage, imageDataList, extensionDataList, supportingFileService);
}
}
}
catch (Exception ex)
{
Trace.Fail("Unexpected exception type in PostEditorFile.Load. It is critical that only IO exceptions occur at this level of the system so please check the code which threw the exeption and see if there is a way to behave more robustly!\r\n"
+ ex.ToString());
throw PostEditorStorageException.Create(ex);
}
}
public AttachedFileListReader(SupportingFileService supportingFileService, SupportingFilePersister supportingFilePersister)
{
_fileService = supportingFileService;
_supportingFilePersister = supportingFilePersister;
}
public ExtensionDataListReader(BlogPostExtensionDataList extensionDataList, SupportingFilePersister supportingFilePersister, SupportingFileService fileService)
{
_extensionDataList = extensionDataList;
_supportingFilePersister = supportingFilePersister;
_fileService = fileService;
}
public ImageListReader(SupportingFilePersister supportingFilePersister, SupportingFileService fileService)
{
_supportingFilePersister = supportingFilePersister;
_fileService = fileService;
}
private void _editingContext_BlogChanged(object sender, EventArgs e)
{
SupportingFileService = (SupportingFileService)(_editingContext as IBlogPostEditingContext).SupportingFileService;
}
private void _editingContext_BlogChanged(object sender, EventArgs e)
{
SupportingFileService = (SupportingFileService)(_editingContext as IBlogPostEditingContext).SupportingFileService;
}
