/// <summary>
/// Gets the chapter name from a manga.
/// This is used because chapter names are inconsistent in MangaEdens api.
/// Some chapters use chapter numbers, some use titles, some use chapter numbers in the title field.
/// This formats everything to be consistent.
/// </summary>
/// <param name="m">The manga</param>
/// <param name="i">The index of the chapter</param>
/// <returns>The formated name</returns>
public string GetChapterName(Manga m, int i)
{
if (m.chapters[i][0] != null)
{
if (m.chapters[i][2] != null)
{
if ((string)m.chapters[i][2] == ((float)m.chapters[i][0]).ToString())
{
return($"Ch.{(string)m.chapters[i][2]}");
}
else
{
return($"Ch.{(float)m.chapters[i][0]}: {(string)m.chapters[i][2]} ");
}
}
else
{
return($"Ch.{(float)m.chapters[i][0]}");
}
}
else if (m.chapters[i][2] != null)
{
return($"{(string)m.chapters[i][2]}");
}
else
{
return($"?Ch.{i + 1}?");
}
}
/// <summary>
/// Fetches the cover of a manga synchronously.
/// </summary>
/// <param name="m">The manga</param>
/// <returns>The downloaded image</returns>
public BitmapImage FetchCover(Manga m)
{
if (m.image == null)
{
return(null);
}
if (m.isLocal)
{
if (m.chapters.Length > 0)
{
foreach (var item in Directory.GetFiles((string)m.chapters[0][3]))
{
string p = item.ToLower();
if (p.EndsWith(".png") || p.EndsWith(".jpg") || p.EndsWith(".jpeg"))
{
var img = new BitmapImage(new Uri(item));
img.Freeze();
return(img);
}
}
return(null);
}
else
{
return(null);
}
}
else
{
BitmapImage img;
string cachePath = $@"{AppDomain.CurrentDomain.BaseDirectory}{COVERS_CACHE_DIR}{(string)m.id}.png";
lock (fileIOLock) {
if (File.Exists(cachePath))
{
img = new BitmapImage(new Uri(cachePath));
}
else
{
img = DownloadImage(API_IMG + (string)m.image);
if (img == null)
{
return(null);
}
SaveImage(img, cachePath);
}
}
img.Freeze();
return(img);
}
}
/// <summary>
/// Load a chapter from a local path
/// </summary>
/// <param name="path">The path</param>
/// <returns>The loaded images</returns>
public BitmapImage[] LoadChapter(Manga m, int index)
{
List <BitmapImage> imgs = new List <BitmapImage>();
string[] files = Directory.GetFiles((string)m.chapters[index][3]);
Array.Sort(files);
foreach (var item in files)
{
string p = item.ToLower();
if (p.EndsWith(".png") || p.EndsWith(".jpg") || p.EndsWith(".jpeg"))
{
BitmapImage img = new BitmapImage(new Uri(p));
img.Freeze();
imgs.Add(img);
}
}
return(imgs.ToArray());
}
public void AsyncFetchChapter(Manga m, int chIndex)
{
if (fetchingChapter)//Can only fetch one cahpter at a time
{
return;
}
fetchingChapter = true;
//If prefetching, abort it cause were jumping to a new chapter
if (mangaPrefetchThread != null)
{
mangaPrefetchThread.Abort();
}
mangaPrefetchThread = null;
prefetchedData = null;
ImagePane.Children.Clear();
BackgroundWorker worker = new BackgroundWorker();
worker.DoWork += (s, e) => {//Fetch
if (m.isLocal)
{
e.Result = api.LoadChapter(m, chIndex);
}
else
{
e.Result = api.FetchChapter(e.Argument as string, worker);
}
};
worker.WorkerReportsProgress = true;
worker.ProgressChanged += (s, e) => {
ProgressTip = $"Fetching {e.ProgressPercentage}";
};
worker.RunWorkerCompleted += (s, e) => {
LoadChapterFromData(e.Result as BitmapImage[], m, chIndex);
loadPrefetchOnComplete = false;
ProgressTip = "Idle";
fetchingChapter = false;
AsyncFetchRecents();//Update recents panel
};
worker.RunWorkerAsync(m.chapters[chIndex][3] as string);
}
/// <summary>
/// Fetches more detailed manga info synchronously.
/// </summary>
/// <param name="id">id</param>
/// <returns>The manga</returns>
public Manga FetchManga(string id)
{
using (WebClient client = new WebClient()) {
try {
Manga m = JsonConvert.DeserializeObject <Manga>(client.DownloadString(API_BASE + $@"/manga/{id}/"));
m.title = System.Net.WebUtility.HtmlDecode(m.title);
m.alias = System.Net.WebUtility.HtmlDecode(m.alias);
m.description = System.Net.WebUtility.HtmlDecode(m.description);
Array.Reverse(m.chapters);
for (int i = 0; i < m.chapters.Length; i++)
{
if (m.chapters[i][0] != null)
{
m.chapters[i][0] = float.Parse(m.chapters[i][0].ToString());
}
}
m.id = id;
return(m);
}
catch (WebException) { return(null); }
}
}
/// <summary>
/// Loads a chapter from the date provided
/// </summary>
/// <param name="data">The images</param>
/// <param name="m">The manga it came from</param>
/// <param name="chIndex">The chapter it came from</param>
public void LoadChapterFromData(BitmapImage[] data, Manga m, int chIndex)
{
prefetchedData = null;
loadPrefetchOnComplete = false;
if (!m.isLocal)
{
if (bookmarks.ContainsKey(m.id)) //Update bookmark buttons
{
if (curManga != m && ChGrid.Children.Count > bookmarks[m.id].lastChapter)
{
(ChGrid.Children[bookmarks[m.id].lastChapter] as Button).Background = null;
}
bookmarks[m.id].lastChapter = chIndex;
bookmarks[m.id].lastRead = DateTime.UtcNow;
}
else
{
bookmarks.Add(m.id, new MangaBookmark()
{
id = m.id, lastChapter = chIndex, lastRead = DateTime.UtcNow
});
}
}
Binding binding = new Binding();
binding.Path = new PropertyPath("ViewportWidth");
binding.Source = DisplayScroll;
ImagePane.Children.Clear();
for (int i = 0; i < data.Length; i++)
{
Image img = new Image();
img.MouseDown += ZoomStart;
img.MouseRightButtonUp += ZoomEnd;
img.MouseEnter += ZoomEnter;
img.MouseMove += ZoomMove;
img.Source = data[i];
BindingOperations.SetBinding(img, Image.MaxWidthProperty, binding);
ImagePane.Children.Add(img);
}
//Update bookmark buttons
if (ChGrid.Children.Count > chIndex)
{
if (curManga == null)
{
(ChGrid.Children[chIndex] as Button).Background = Brushes.DarkGoldenrod;
}
else if (curManga == m)
{
(ChGrid.Children[curChIndex] as Button).Background = null;
(ChGrid.Children[chIndex] as Button).Background = Brushes.DarkGoldenrod;
}
}
curManga = m;
curChIndex = chIndex;
//Update top bar
BarChName.Text = m.title + ", " + api.GetChapterName(m, chIndex);
hasPrev = chIndex > 0;
hasNext = chIndex < m.chapters.Length - 1;
if (LeftToRight) //Makes sure the left and right butts are properly switched when using different read directions
{
LeftButt.Visibility = hasPrev ? Visibility.Visible : Visibility.Hidden;
RightButt.Visibility = hasNext ? Visibility.Visible : Visibility.Hidden;
DisplayScroll.ScrollToLeftEnd();
LeftButt.ToolTip = "Prev";
RightButt.ToolTip = "Next (Fetching...)";
}
else
{
LeftButt.Visibility = hasNext ? Visibility.Visible : Visibility.Hidden;
RightButt.Visibility = hasPrev ? Visibility.Visible : Visibility.Hidden;
DisplayScroll.ScrollToRightEnd();
RightButt.ToolTip = "Prev";
LeftButt.ToolTip = "Next (Fetching...)";
}
if (hasNext)//Prefetch next chapter if applicable
{
AsyncPrefetchChapter(m, chIndex + 1);
}
GC.Collect();
}
/// <summary>
/// Loads a manga from a path and its subfolders
/// Chapters are laid out based on discovery order the bfs search and their names
/// Chapters discovered first will always come first
/// If the discoervy depth is the same, then they are sorted by name
/// </summary>
/// <param name="path">The local path on disk</param>
/// <returns></returns>
public Manga LoadManga(string path)
{
Manga m = new Manga();
m.title = Path.GetFileName(path);
m.author = "Meow!";
m.categories = new string[] { "Local" };
m.description = "Local files: \n" + path + "\n";
m.released = DateTime.Now.Year;
m.isLocal = true;
var q = new Queue <string>();
List <object[]> chapters = new List <object[]>();
q.Enqueue(path);
double time = DateTime.UtcNow.ToUnixTime();
//Move through file system to find folders with atleast one image file and sort them according to the rule
while (q.Count > 0)
{
string n = q.Dequeue();
//Checks for image file
foreach (var item in Directory.GetFiles(n))
{
string p = item.ToLower();
if (p.EndsWith(".png") || p.EndsWith(".jpg") || p.EndsWith(".jpeg"))
{
chapters.Add(new object[] { null, time, Path.GetFileName(n), n });
break;
}
}
string[] paths = Directory.GetDirectories(n);
Array.Sort(paths, (a, b) => {
int ida, idb;
int ai = Math.Max(0, a.LastIndexOf(Path.DirectorySeparatorChar));
int bi = Math.Max(0, b.LastIndexOf(Path.DirectorySeparatorChar));
while ((ida = ParseID(a, ref ai)) != -1 && (idb = ParseID(b, ref bi)) != -1)
{
if (ida > idb)
{
return(1);
}
else if (ida < idb)
{
return(-1);
}
}
ai = Math.Min(a.Length, b.Length);
for (int i = 0; i < ai; i++)
{
if (a[i] > b[i])
{
return(1);
}
else if (a[i] < b[i])
{
return(-1);
}
}
if (a.Length > b.Length)
{
return(1);
}
if (a.Length < b.Length)
{
return(-1);
}
return(0);
});
foreach (var item in paths)
{
q.Enqueue(item);
}
}
m.chapters = chapters.ToArray();
return(m);
}