public static bool SafeDeleteLocalPost(string blogId, string postId)
{
try
{
PostEditorFile post = PostEditorFile.FindPost(PostEditorFile.RecentPostsFolder, blogId, postId);
if (post != null)
{
post.Delete();
}
return(true);
}
catch (Exception ex)
{
DisplayableException displayableException = new DisplayableException(
StringId.ErrorOccurredDeletingDraft, StringId.ErrorOccurredDeletingDraftDetails, ex.Message);
DisplayableExceptionDisplayForm.Show(Win32WindowImpl.ForegroundWin32Window, displayableException);
return(false);
}
}
/// <summary>
/// Synchronize the local and remote copies of the recent post to create an
/// edit context that combines the latest HTML content, etc. from the web
/// with the local image editing context
/// </summary>
/// <param name="editingContext"></param>
/// <returns></returns>
public static IBlogPostEditingContext Synchronize(IWin32Window mainFrameWindow, IBlogPostEditingContext editingContext)
{
// reloading a local draft does not require synchronization
if (editingContext.LocalFile.IsDraft && editingContext.LocalFile.IsSaved)
{
return(editingContext);
}
else if (editingContext.LocalFile.IsRecentPost)
{
// search for a draft of this post which has already been initialized for offline editing of the post
// (we don't want to allow opening multiple local "drafts" of edits to the same remote post
PostEditorFile postEditorFile = PostEditorFile.FindPost(PostEditorFile.DraftsFolder, editingContext.BlogId, editingContext.BlogPost.Id);
if (postEditorFile != null)
{
// return the draft
return(postEditorFile.Load());
}
//verify synchronization is supported for this blog service
if (!SynchronizationSupportedForBlog(editingContext.BlogId))
{
Debug.WriteLine("Post synchronization is not supported");
return(editingContext);
}
// opening local copy, try to marry with up to date post content on the server
// (will return the existing post if an error occurs or the user cancels)
BlogPost serverBlogPost = SafeGetPostFromServer(mainFrameWindow, editingContext.BlogId, editingContext.BlogPost);
if (serverBlogPost != null)
{
// if the server didn't return a post-id then replace it with the
// known post id
if (serverBlogPost.Id == String.Empty)
{
serverBlogPost.Id = editingContext.BlogPost.Id;
}
// merge trackbacks
MergeTrackbacksFromClient(serverBlogPost, editingContext.BlogPost);
// create new init params
IBlogPostEditingContext newEditingContext = new BlogPostEditingContext(
editingContext.BlogId,
serverBlogPost, // swap-in blog post from server
editingContext.LocalFile,
null,
editingContext.ServerSupportingFileDirectory,
editingContext.SupportingFileStorage,
editingContext.ImageDataList,
editingContext.ExtensionDataList,
editingContext.SupportingFileService);
SynchronizeLocalContentsWithEditingContext(editingContext.BlogPost.Contents,
editingContext.BlogPost.ContentsVersionSignature, newEditingContext);
// return new init params
return(newEditingContext);
}
else
{
return(editingContext);
}
}
else if (editingContext.LocalFile.IsSaved)
{
// Opening draft from somewhere other than the official drafts directory
return(editingContext);
}
else
{
// opening from the server, first see if the user already has a draft
// "checked out" for this post
PostEditorFile postEditorFile = PostEditorFile.FindPost(PostEditorFile.DraftsFolder, editingContext.BlogId, editingContext.BlogPost.Id);
if (postEditorFile != null)
{
return(postEditorFile.Load());
}
// no draft, try to marry with local copy of recent post
PostEditorFile recentPost = PostEditorFile.FindPost(
PostEditorFile.RecentPostsFolder,
editingContext.BlogId,
editingContext.BlogPost.Id);
if (recentPost != null)
{
// load the recent post
IBlogPostEditingContext newEditingContext = recentPost.Load();
string localContents = newEditingContext.BlogPost.Contents;
string localContentsSignature = newEditingContext.BlogPost.ContentsVersionSignature;
// merge trackbacks from client
MergeTrackbacksFromClient(editingContext.BlogPost, newEditingContext.BlogPost);
// copy the BlogPost properties from the server (including merged trackbacks)
newEditingContext.BlogPost.CopyFrom(editingContext.BlogPost);
SynchronizeLocalContentsWithEditingContext(localContents, localContentsSignature, newEditingContext);
// return the init params
return(newEditingContext);
}
else
{
return(editingContext);
}
}
}
