public async Task <string> CreatePreviewEditPost(ForumReplyEntity forumReplyEntity)
{
if (forumReplyEntity == null)
{
return(string.Empty);
}
var form = new MultipartFormDataContent
{
{ new StringContent("updatepost"), "action" },
{ new StringContent(forumReplyEntity.PostId.ToString()), "postid" },
{ new StringContent(HtmlEncode(forumReplyEntity.Message)), "message" },
{ new StringContent(forumReplyEntity.ParseUrl.ToString()), "parseurl" },
{ new StringContent("2097152"), "MAX_FILE_SIZE" },
{ new StringContent("Preview Post"), "preview" }
};
HttpResponseMessage response = await _webManager.PostFormData(Constants.EDIT_POST, form);
Stream stream = await response.Content.ReadAsStreamAsync();
using (var reader = new StreamReader(stream))
{
string html = reader.ReadToEnd();
var doc = new HtmlDocument();
doc.LoadHtml(html);
HtmlNode[] replyNodes = doc.DocumentNode.Descendants("div").ToArray();
HtmlNode previewNode =
replyNodes.FirstOrDefault(node => node.GetAttributeValue("class", "").Equals("inner postbody"));
return(previewNode == null ? string.Empty : FixPostHtml(previewNode.OuterHtml));
}
}
public async Task CreateReplyPreview(ForumReplyEntity forumReplyEntity, bool isEdit)
{
IsLoading = true;
var replyManager = new ReplyManager();
string result;
if (isEdit)
{
result = await replyManager.CreatePreviewEditPost(forumReplyEntity);
}
else
{
result = await replyManager.CreatePreviewPost(forumReplyEntity);
}
try
{
if (!string.IsNullOrEmpty(result))
{
Html = result;
}
else
{
string messageText =
string.Format(
"No text?! What good is showing you a preview then! Type something in and try again!{0}{1}",
Environment.NewLine, Constants.Ascii2);
var msgDlg = new MessageDialog(messageText);
await msgDlg.ShowAsync();
}
}
catch (Exception ex)
{
AwfulDebugger.SendMessageDialogAsync("Failed to get the preview html", ex);
}
IsLoading = false;
}
public async Task <bool> Initialize(string jsonObjectString)
{
IsLoading = true;
long threadId = 0;
var replyManager = new ReplyManager();
try
{
_forumThread = JsonConvert.DeserializeObject <ForumThreadEntity>(jsonObjectString);
}
catch (Exception)
{
threadId = Convert.ToInt64(jsonObjectString);
}
try
{
if (_forumThread != null)
{
ForumReplyEntity = await replyManager.GetReplyCookies(_forumThread);
}
else
{
ForumReplyEntity = await replyManager.GetReplyCookies(threadId);
}
}
catch (Exception ex)
{
ForumReplyEntity = null;
}
IsLoading = false;
return(ForumReplyEntity != null);
}
public async Task <bool> InitializeEdit(string jsonObjectString)
{
IsLoading = true;
long threadId = Convert.ToInt64(jsonObjectString);;
try
{
var replyManager = new ReplyManager();
ForumReplyEntity = await replyManager.GetReplyCookiesForEdit(threadId);
}
catch (Exception ex)
{
AwfulDebugger.SendMessageDialogAsync("You can't edit this post!", ex);
}
IsLoading = false;
return(ForumReplyEntity != null);
}
/// <summary>
/// Populates the page with content passed during navigation. Any saved state is also
/// provided when recreating a page from a prior session.
/// </summary>
/// <param name="sender">
/// The source of the event; typically <see cref="NavigationHelper" />
/// </param>
/// <param name="e">
/// Event data that provides both the navigation parameter passed to
/// <see cref="Frame.Navigate(Type, Object)" /> when this page was initially requested and
/// a dictionary of state preserved by this page during an earlier
/// session. The state will be null the first time a page is visited.
/// </param>
private async void navigationHelper_LoadState(object sender, LoadStateEventArgs e)
{
LoadingProgressBar.Visibility = Visibility.Visible;
var jsonObjectString = (string)e.NavigationParameter;
long threadId = Convert.ToInt64(jsonObjectString);
_forumReply = await _replyManager.GetReplyCookiesForEdit(threadId);
if (_forumReply == null)
{
var msgDlg = new MessageDialog("You can't edit this post!");
await msgDlg.ShowAsync();
Frame.GoBack();
return;
}
ReplyText.Text = _forumReply.Quote;
PreviewLastPostWebView.NavigateToString(_forumReply.PreviousPostsRaw);
LoadingProgressBar.Visibility = Visibility.Collapsed;
}
public async Task <bool> SendUpdatePost(ForumReplyEntity forumReplyEntity)
{
if (forumReplyEntity == null)
{
return(false);
}
var form = new MultipartFormDataContent
{
{ new StringContent("updatepost"), "action" },
{ new StringContent(forumReplyEntity.PostId.ToString()), "postid" },
{ new StringContent(HtmlEncode(forumReplyEntity.Message)), "message" },
{ new StringContent(forumReplyEntity.ParseUrl.ToString()), "parseurl" },
{ new StringContent(forumReplyEntity.Bookmark), "bookmark" },
{ new StringContent("2097152"), "MAX_FILE_SIZE" },
{ new StringContent("Save Changes"), "submit" }
};
HttpResponseMessage response = await _webManager.PostFormData(Constants.EDIT_POST, form);
return(response.IsSuccessStatusCode);
}
public async Task <bool> SendPost(ForumReplyEntity forumReplyEntity)
{
if (forumReplyEntity == null)
{
return(false);
}
var form = new MultipartFormDataContent
{
{ new StringContent("postreply"), "action" },
{ new StringContent(forumReplyEntity.ThreadId), "threadid" },
{ new StringContent(forumReplyEntity.FormKey), "formkey" },
{ new StringContent(forumReplyEntity.FormCookie), "form_cookie" },
{ new StringContent(HtmlEncode(forumReplyEntity.Message)), "message" },
{ new StringContent(forumReplyEntity.ParseUrl.ToString()), "parseurl" },
{ new StringContent("2097152"), "MAX_FILE_SIZE" },
{ new StringContent("Submit Reply"), "submit" }
};
HttpResponseMessage response = await _webManager.PostFormData(Constants.NEW_REPLY, form);
return(response.IsSuccessStatusCode);
}
public async Task <string> CreatePreviewPost(ForumReplyEntity forumReplyEntity)
{
if (forumReplyEntity == null)
{
return(string.Empty);
}
var form = new MultipartFormDataContent
{
{ new StringContent("postreply"), "action" },
{ new StringContent(forumReplyEntity.ThreadId), "threadid" },
{ new StringContent(forumReplyEntity.FormKey), "formkey" },
{ new StringContent(forumReplyEntity.FormCookie), "form_cookie" },
{ new StringContent(HtmlEncode(forumReplyEntity.Message)), "message" },
{ new StringContent(forumReplyEntity.ParseUrl.ToString()), "parseurl" },
{ new StringContent("2097152"), "MAX_FILE_SIZE" },
{ new StringContent("Submit Reply"), "submit" },
{ new StringContent("Preview Reply"), "preview" }
};
// We post to SA the same way we would for a normal reply, but instead of getting a redirect back to the
// thread, we'll get redirected to back to the reply screen with the preview message on it.
// From here we can parse that preview and return it to the user.
HttpResponseMessage response = await _webManager.PostFormData(Constants.NEW_REPLY, form);
Stream stream = await response.Content.ReadAsStreamAsync();
using (var reader = new StreamReader(stream))
{
string html = reader.ReadToEnd();
var doc = new HtmlDocument();
doc.LoadHtml(html);
HtmlNode[] replyNodes = doc.DocumentNode.Descendants("div").ToArray();
HtmlNode previewNode =
replyNodes.FirstOrDefault(node => node.GetAttributeValue("class", "").Equals("inner postbody"));
return(previewNode == null ? string.Empty : FixPostHtml(previewNode.OuterHtml));
}
}
public async Task <ForumReplyEntity> GetReplyCookies(ForumThreadEntity forumThread)
{
try
{
string url = string.Format(Constants.REPLY_BASE, forumThread.ThreadId);
WebManager.Result result = await _webManager.GetData(url);
HtmlDocument doc = result.Document;
HtmlNode[] formNodes = doc.DocumentNode.Descendants("input").ToArray();
HtmlNode formKeyNode =
formNodes.FirstOrDefault(node => node.GetAttributeValue("name", "").Equals("formkey"));
HtmlNode formCookieNode =
formNodes.FirstOrDefault(node => node.GetAttributeValue("name", "").Equals("form_cookie"));
HtmlNode bookmarkNode =
formNodes.FirstOrDefault(node => node.GetAttributeValue("name", "").Equals("bookmark"));
HtmlNode[] textAreaNodes = doc.DocumentNode.Descendants("textarea").ToArray();
HtmlNode textNode =
textAreaNodes.FirstOrDefault(node => node.GetAttributeValue("name", "").Equals("message"));
HtmlNode threadIdNode =
formNodes.FirstOrDefault(node => node.GetAttributeValue("name", "").Equals("threadid"));
var threadManager = new ThreadManager();
var forumThreadPosts = new ObservableCollection <ForumPostEntity>();
HtmlNode threadNode =
doc.DocumentNode.Descendants("div")
.FirstOrDefault(node => node.GetAttributeValue("id", string.Empty).Contains("thread"));
foreach (
HtmlNode postNode in
threadNode.Descendants("table")
.Where(node => node.GetAttributeValue("class", string.Empty).Contains("post")))
{
var post = new ForumPostEntity();
post.Parse(postNode);
forumThreadPosts.Add(post);
}
forumThread.ForumPosts = forumThreadPosts;
string htmlThread = await HtmlFormater.FormatThreadHtml(forumThread);
var forumReplyEntity = new ForumReplyEntity();
try
{
string formKey = formKeyNode.GetAttributeValue("value", "");
string formCookie = formCookieNode.GetAttributeValue("value", "");
string quote = WebUtility.HtmlDecode(textNode.InnerText);
string threadId = threadIdNode.GetAttributeValue("value", "");
forumReplyEntity.MapThreadInformation(formKey, formCookie, quote, threadId);
forumReplyEntity.PreviousPostsRaw = htmlThread;
return(forumReplyEntity);
}
catch (Exception)
{
throw new InvalidOperationException("Could not parse newReply form data.");
}
}
catch (Exception)
{
return(null);
}
}
public async Task <ForumReplyEntity> GetReplyCookiesForEdit(long postId)
{
try
{
string url = string.Format(Constants.EDIT_BASE, postId);
WebManager.Result result = await _webManager.GetData(url);
HtmlDocument doc = result.Document;
HtmlNode[] formNodes = doc.DocumentNode.Descendants("input").ToArray();
HtmlNode bookmarkNode =
formNodes.FirstOrDefault(node => node.GetAttributeValue("name", "").Equals("bookmark"));
HtmlNode[] textAreaNodes = doc.DocumentNode.Descendants("textarea").ToArray();
HtmlNode textNode =
textAreaNodes.FirstOrDefault(node => node.GetAttributeValue("name", "").Equals("message"));
var threadManager = new ThreadManager();
//Get previous posts from quote page.
string url2 = string.Format(Constants.QUOTE_BASE, postId);
WebManager.Result result2 = await _webManager.GetData(url2);
HtmlDocument doc2 = result2.Document;
var forumThreadPosts = new ObservableCollection <ForumPostEntity>();
HtmlNode threadNode =
doc2.DocumentNode.Descendants("div")
.FirstOrDefault(node => node.GetAttributeValue("id", string.Empty).Contains("thread"));
foreach (
HtmlNode postNode in
threadNode.Descendants("table")
.Where(node => node.GetAttributeValue("class", string.Empty).Contains("post")))
{
var post = new ForumPostEntity();
post.Parse(postNode);
forumThreadPosts.Add(post);
}
ForumThreadEntity threadEntity = new ForumThreadEntity()
{
ForumPosts = forumThreadPosts
};
string htmlThread = await HtmlFormater.FormatThreadHtml(threadEntity);
var forumReplyEntity = new ForumReplyEntity();
try
{
string quote = WebUtility.HtmlDecode(textNode.InnerText);
forumReplyEntity.PreviousPostsRaw = htmlThread;
string bookmark = bookmarkNode.OuterHtml.Contains("checked") ? "yes" : "no";
forumReplyEntity.MapEditPostInformation(quote, postId, bookmark);
return(forumReplyEntity);
}
catch (Exception)
{
throw new InvalidOperationException("Could not parse newReply form data.");
}
}
catch (Exception)
{
return(null);
}
}
