private int ResolveIndirectURL(string baseURL, string path, string filename)
{
// Since we're here this is probably the mode you want.
saveMode = SaveFileConflictMode.IncrementAlways;
int downloads = 0;
//URL provided is not a direct link to a zoomify folder.
//Scan page for potential zoomify links.
//Build relative links into fully formed URLs.
//Batch download all found zoomify links.
Console.WriteLine("Start scanning for zoomify links on this page : " + baseURL);
// Check that the url is an absolute path.
if (Dezoomify.isAbsoluteURL(baseURL))
{
Uri datapath = new Uri(baseURL);
// Now find all zoomify links.
string htmlCode = Dezoomify.DownloadFile(baseURL);
List<string> urls = new List<string>();
urls.AddRange(Dezoomify.ExtractURLs(baseURL, htmlCode));
foreach (string i in urls)
{
// Download & Save
DownloadDirectURL(i, textBox2.Text, FinalizeMask(textBox3.Text, baseURL), true);
downloads++;
}
}
else
{
Console.WriteLine("Warning, URL was either relative, or malformed.");
}
return downloads;
}
private void DownloadDirectURL(string url, string path, string filename, bool batchMode)
{
// Check for unwanted file replacement first.
// Check if the filename already has the right file extension.
string fileExtension = "."+outFormat.ToString().ToLowerInvariant();
string saveFilePath = path + "\\" + filename;
if (!Dezoomify.StringIsLast(filename, fileExtension))
{
saveFilePath += fileExtension;
}
if (File.Exists(saveFilePath) && saveMode == SaveFileConflictMode.Ask)
{
if (batchMode)
{
saveMode = QueryConflictDialog(saveFilePath, SaveFileConflictMode.ReplaceAlways, SaveFileConflictMode.IncrementAlways);
}
else
{
saveMode = QueryConflictDialog(saveFilePath, SaveFileConflictMode.Replace, SaveFileConflictMode.Increment);
}
}
//Open Zoomify Path & Download
Bitmap download = Dezoomify.Download(url);
//Save Image on Success
if (download != null)
{
lastSavedFile = Dezoomify.Save(download, outFormat, path, filename, saveMode);
}
download.Dispose();
//Check if the user has specified to always use one conflict resolving method for the rest of the program session.
if (saveMode != SaveFileConflictMode.IncrementAlways && saveMode != SaveFileConflictMode.ReplaceAlways)
{
saveMode = SaveFileConflictMode.Ask;
}
}
//Shows a message dialog asking if the user would like to replace files that already exist.
protected SaveFileConflictMode QueryConflictDialog(string filename, SaveFileConflictMode yesMode, SaveFileConflictMode noMode)
{
//Do Message Dialog
string messageBoxText = "A file with the name: " + filename + " already exists. Do you want to replace it?";
string caption = "Warning - Potential Unwanted File Replacement";
MessageBoxButtons button = MessageBoxButtons.YesNoCancel;
MessageBoxIcon icon = MessageBoxIcon.Warning;
// Display message box
DialogResult result = MessageBox.Show(messageBoxText, caption, button, icon);
// Process message box results
switch (result)
{
case DialogResult.Yes:
// User pressed Yes button
// ...
return yesMode;
case DialogResult.No:
default:
// User pressed No button
// ...
return noMode;
case DialogResult.Cancel:
// User pressed Cancel button
// ...
return SaveFileConflictMode.DoNothing;
}
}
// Starts download.
private void button1_click(object sender, EventArgs e)
{
ResetStats();
//Start Timer
opStartTime = System.DateTime.Now;
SaveSettings(SettingsFile);
// Downloads using a single URL.
if (radioButton1.Checked)
{
if (isDirectURL(textBox1.Text))
{
//URL provided is a direct link to a zoomify image folder.
DownloadDirectURL(textBox1.Text, textBox2.Text, FinalizeMask(textBox3.Text, textBox1.Text));
itemsDownloaded++;
}
else
{
itemsDownloaded += ResolveIndirectURL(textBox1.Text, textBox2.Text, FinalizeMask(textBox3.Text, textBox1.Text));
}
}
else if (radioButton2.Checked)
{
// Batch download using a list of URL that point directly to the zoomify folder.
// Open File
StreamReader streamReader = new StreamReader(textBox4.Text);
string text = streamReader.ReadToEnd();
streamReader.Close();
List<string> commands = new List<string>();
// Extract Paths
string[] filter = { "\r\n", "\r", "\n" };
commands.AddRange(text.Split(filter, StringSplitOptions.RemoveEmptyEntries));
// Validate that each item is a url.
foreach (string i in commands)
{
// Is it a URL?
// Is the line a Direct URL?
if ( Dezoomify.isAbsoluteURL(i) )
{
if (isDirectURL(i))
{
// Download & Save
DownloadDirectURL(i, textBox2.Text, FinalizeMask(textBox3.Text, i), true);
itemsDownloaded++;
}
else
{
itemsDownloaded += ResolveIndirectURL(i, textBox2.Text, FinalizeMask(textBox3.Text, i));
}
}
else
{
// Or is it a new parameter command?
//Check if it is a batch command.
string labrat = i.ToLowerInvariant().Trim();
if (labrat.IndexOf( batchCommandNewMask ) == 0)
{
//Then any text that comes after the command is now the new renaming mask.
textBox3.Text = i.Substring(batchCommandNewMask.Length).Trim();
}
else if (labrat.IndexOf(batchCommandNewFolder) == 0)
{
textBox2.Text = i.Substring(batchCommandNewFolder.Length).Trim();
}
else if (labrat.IndexOf(batchCommandNewFormat) == 0)
{
outFormat = StringToImageFormat( labrat.Substring(batchCommandNewFormat.Length) );
}
else if (labrat.IndexOf(batchCommandNewConflict) == 0)
{
saveMode = StringToConflictMode(labrat.Substring(batchCommandNewConflict.Length));
}
else
{
Console.WriteLine("Bad line input :" + i);
}
}
}
}
if (checkBox1.Checked)
{
OpenFolder(this, null);
}
//End Timer
opEndTime = System.DateTime.Now;
saveMode = SaveFileConflictMode.Ask;
label4.Text = "Time Taken : " + (opEndTime - opStartTime).ToString() + " seconds. Items Downloaded : " + itemsDownloaded;
}
// Save an image to file with file replacement protection settings.
public static string Save(Bitmap image, ImageFormat format, string path, string filename, SaveFileConflictMode method)
{
// Is the textbox3 an absolute or relative path?
string fileExtension = "." + format.ToString().ToLowerInvariant();
if (Dezoomify.StringIsLast(filename, fileExtension))
{
filename = filename.Remove(filename.Length - fileExtension.Length);
}
string saveFilePath = path + "\\" + filename + fileExtension;
switch (method)
{
case SaveFileConflictMode.Replace:
case SaveFileConflictMode.ReplaceAlways:
break;
case SaveFileConflictMode.Increment:
case SaveFileConflictMode.IncrementAlways:
default:
int fileCount = 0;
while (File.Exists(saveFilePath))
{
fileCount++;
saveFilePath = path + "\\" + filename + " (" + fileCount.ToString() + ")" + fileExtension;
}
break;
case SaveFileConflictMode.DoNothing:
Console.WriteLine("Canceled download");
return "";
}
Console.WriteLine("Finished download: " + saveFilePath);
image.Save(saveFilePath, format);
return saveFilePath;
}
