/*
 * This file is a part of Winix
 * and is not publicly distributed
 * 
 * Copyright (c) 2013, Tomasz Sowa
 * All rights reserved.
 * 
 */
 
#include "imgcrop.h"
#include "functions.h"



namespace Fun
{

ImgCrop::ImgCrop()
{
	fun.url = L"imgcrop";
}



bool ImgCrop::HasAccess()
{
	if( cur->request->is_item )
		return system->HasWriteAccess(cur->request->item);

	return true;
}


void ImgCrop::GetDirContent()
{
	iq.sel_content = false;
	iq.WhereParentId(cur->request->dir_tab.back()->id);
	db->GetItems(cur->request->item_tab, iq);
	system->CheckWriteAccessToItems(cur->request->item_tab);
}



void ImgCrop::MakePost()
{
	int xoffset = int(Tod(cur->request->PostVar(L"cropxtop")) + 0.5);
	int yoffset = int(Tod(cur->request->PostVar(L"cropytop")) + 0.5);
	int width   = int(Tod(cur->request->PostVar(L"cropwidth")) + 0.5);
	int height  = int(Tod(cur->request->PostVar(L"cropheight")) + 0.5);

	SetMinMax(xoffset, 	0, 30000);
	SetMinMax(yoffset, 	0, 30000);
	SetMinMax(width, 	1, 30000);
	SetMinMax(height, 	1, 30000);

	Item & item = cur->request->item;

	if( cur->request->is_item && item.type == Item::file && item.file_type == WINIX_ITEM_FILETYPE_IMAGE )
	{
		if( system->HasWriteAccess(item) )
		{
			// !! IMPROVE ME add info about modification (Item::modify_time)
			if( cur->request->IsParam(L"thumb") )
			{
				Image::Scale scale = system->image.GetThumbScale(item.parent_id);
				system->image.CropThumb(item.id, xoffset, yoffset, width, height, scale.quality);
			}
			else
			if( cur->request->IsParam(L"newthumb") )
			{
				Image::Scale scale = system->image.GetThumbScale(item.parent_id);
				system->image.CropNewThumb(item.id, xoffset, yoffset, width, height, scale.cx, scale.cy,
											scale.aspect_mode, scale.quality);
			}
			else
			{
				Image::Scale scale = system->image.GetImageScale(item.parent_id);
				system->image.Crop(item.id, xoffset, yoffset, width, height, scale.quality);
			}

			// !! IMPROVE ME redirect me somewhere else
			system->RedirectToLastItem();
		}
		else
		{
			cur->request->status = WINIX_ERR_PERMISSION_DENIED;
		}
	}
}


void ImgCrop::MakeGet()
{
	if( !cur->request->is_item )
		GetDirContent();
}




} // namespace