# -*- coding: utf-8 -*-

"""
***************************************************************************
    GdalAlgorithm.py
    ---------------------
    Date                 : August 2012
    Copyright            : (C) 2012 by Victor Olaya
    Email                : volayaf at gmail dot com
***************************************************************************
*                                                                         *
*   This program is free software; you can redistribute it and/or modify  *
*   it under the terms of the GNU General Public License as published by  *
*   the Free Software Foundation; either version 2 of the License, or     *
*   (at your option) any later version.                                   *
*                                                                         *
***************************************************************************
"""


__author__ = 'Victor Olaya'
__date__ = 'August 2012'
__copyright__ = '(C) 2012, Victor Olaya'

# This will get replaced with a git SHA1 when you do a git archive

__revision__ = '$Format:%H$'

import os
from PyQt4.QtGui import QIcon
from processing.script.ScriptAlgorithm import ScriptAlgorithm
from processing.core.GeoAlgorithm import GeoAlgorithm
from processing.algs.gdal.GdalAlgorithmDialog import GdalAlgorithmDialog
from processing.algs.gdal.GdalUtils import GdalUtils

pluginPath = os.path.normpath(os.path.join(
    os.path.split(os.path.dirname(__file__))[0], os.pardir))


class GdalAlgorithm(GeoAlgorithm):

    def getIcon(self):
        return QIcon(os.path.join(pluginPath, 'images', 'gdal.png'))

    def getCustomParametersDialog(self):
        return GdalAlgorithmDialog(self)

    def processAlgorithm(self, progress):
        GdalUtils.runGdal(self.getConsoleCommands(), progress)
        
    def help(self):
        try:
            return False, "http://www.gdal.org/%s.html" % self.commandName()   
        except:
            return False, None
        
    def commandName(self):
        alg = self.getCopy()
        for output in alg.outputs:
            output.setValue("dummy")
        for param in alg.parameters:
            param.setValue("1")
        name = alg.getConsoleCommands()[0]
        if name.endswith(".py"):
            name = name[:-3]
        return name


class GdalScriptAlgorithm(ScriptAlgorithm):

    def getIcon(self):
        return QIcon(os.path.join(pluginPath, 'images', 'gdal.png'))

    def getCustomParametersDialog(self):
        return GdalAlgorithmDialog(self)