/// <summary>
///
/// </summary>
/// <param name="man"></param>
/// <param name="file"></param>
/// <param name="type"></param>
/// <param name="info"></param>
/// <returns></returns>
public override bool OnCustomInfo(ManagerEngine man, IFile file, string type, Hashtable info)
{
string ext = PathUtils.GetExtension(file.Name).ToLower();
info["thumbnail"] = false;
switch (ext)
{
case "gif":
case "jpeg":
case "jpg":
case "png":
MediaInfo imageSize = new MediaInfo(file.AbsolutePath);
ManagerConfig config = file.Config;
int thumbWidth, thumbHeight;
double scale;
// Constrain proportions
scale = Math.Min(config.GetInt("thumbnail.width", 90) / (double)imageSize.Width, config.GetInt("thumbnail.height", 90) / (double)imageSize.Height);
if (config.Get("thumbnail.scale_mode", "percentage") == "percentage")
{
thumbWidth = scale > 1 ? imageSize.Width : (int)Math.Floor(imageSize.Width * scale);
thumbHeight = scale > 1 ? imageSize.Height : (int)Math.Floor(imageSize.Height * scale);
}
else
{
thumbWidth = config.GetInt("thumbnail.width", 90);
thumbHeight = config.GetInt("thumbnail.height", 90);
}
info["width"] = imageSize.Width;
info["height"] = imageSize.Height;
info["editable"] = true;
info["twidth"] = thumbWidth;
info["theight"] = thumbHeight;
info["thumbnail"] = true;
// Get thumbnail URL
if (type == "insert")
{
IFile thumbFile = man.GetFile(file.Parent + "/" + config.Get("thumbnail.folder", "mcith") + "/" + config.Get("thumbnail.prefix", "mcith") + file.Name);
if (thumbFile.Exists)
{
info["thumbnail_url"] = man.ConvertPathToURI(thumbFile.AbsolutePath);
}
}
break;
}
return(true);
}
private IFile MakeThumb(ManagerEngine man, IFile file)
{
ManagerConfig config = file.Config;
IFile thumbFile;
int thumbWidth, thumbHeight;
int configWidth, configHeight;
double scale;
MediaInfo thumbSize = new MediaInfo();
// Is not enabled
if (!config.GetBool("thumbnail.enabled", true))
{
return(file);
}
// Setup thumbnail path
IFile thumbDir = man.GetFile(file.Parent, config.Get("thumbnail.folder", "mcith"));
if (!thumbDir.Exists)
{
thumbDir.MkDir();
}
configWidth = config.GetInt("thumbnail.width", 90);
configHeight = config.GetInt("thumbnail.height", 90);
// Make thumbnail
thumbFile = man.GetFile(thumbDir.AbsolutePath, config.Get("thumbnail.prefix", "mcith") + file.Name);
MediaInfo imageSize = new MediaInfo(file.AbsolutePath);
// Need to scale?
if (imageSize.Width < configWidth && imageSize.Height < configHeight)
{
return(file);
}
// To large
if (imageSize.Width > config.GetInt("thumbnail.max_width", 65535) || imageSize.Height > config.GetInt("thumbnail.max_height", 65535))
{
return(file);
}
// Constrain proportions
scale = Math.Min(configWidth / (double)imageSize.Width, configHeight / (double)imageSize.Height);
if (config.Get("thumbnail.scale_mode", "percentage") == "percentage")
{
thumbWidth = scale > 1 ? imageSize.Width : (int)Math.Floor(imageSize.Width * scale);
thumbHeight = scale > 1 ? imageSize.Height : (int)Math.Floor(imageSize.Height * scale);
}
else
{
thumbWidth = config.GetInt("thumbnail.width", 90);
thumbHeight = config.GetInt("thumbnail.height", 90);
}
if (thumbFile.Exists)
{
thumbSize = new MediaInfo(thumbFile.AbsolutePath);
}
if (!thumbFile.Exists || thumbSize.Width != thumbWidth || thumbSize.Height != thumbHeight || file.LastModified != thumbFile.LastModified)
{
ImageUtils.MakeThumbnail(file.AbsolutePath, thumbFile.AbsolutePath, thumbWidth, thumbHeight, file.LastModified, config.GetInt("thumbnail.jpeg_quality", 75));
}
return(thumbFile);
}