#

# Copyright (c) 2009 Nokia Corporation and/or its subsidiary(-ies).

# All rights reserved.

# This component and the accompanying materials are made available

# under the terms of "Eclipse Public License v1.0"

# which accompanies this distribution, and is available

# at the URL "http://www.eclipse.org/legal/epl-v10.html".

#

# Initial Contributors:

# Nokia Corporation - initial contribution.

#

# Contributors:

#

# Description: 

#

from shutil import copy

import os

class ThemeResource:   

    """

    This class represents the records about the theme resources which are saved in *.pkg file.

    Every record contains a filename of the resource (for example "themepackage.mbm"

    and a path where this resource will be copied in the output directory

    (for example "!:\private\10207114\import\99d49b086e6097b8\themepackage.mbm")

    """

    def __init__(self):

        self.list_resource=[]

    def parse_pkg_file(self,file_path):

        """

        parses *.pkg file and returns a array of classes ThemeResource

        The class ThemeResource contains a name of theme resource 

        and a path where this resource will be copied in the output directory

        """

        pkg_file=file(file_path,'r')

        is_found_else=False

        row = ""

        # for every row in pkg file

        for row in pkg_file:

            #if it finds tag "ELSE" then it begins load the records about the theme resources

            if row.startswith("ELSE"):

                is_found_else = True

            if(is_found_else):

                parts_of_row = row.split("\"")

                #the loading record has to have 5 parts separated "\"

                if len(parts_of_row) == 5:

                    #gets the path of the theme resource

                    path = parts_of_row[3]

                    #removes these chars "!:\" from the path of theme resource

                    path = self.modify_resource_path(path)

                    #parts_of_row[1 is the filename of the theme resource

                    resource = Resource(parts_of_row[1], path)

                    self.list_resource.append(resource)

        pkg_file.close()  

    def copy_files_from_theme(self, source_path, output_path):

        """

        copies theme resources from  source directory to theirs target paths 

        """

        for resource in self.list_resource:

           source_file = os.path.join(source_path, resource.get_filename())

           target_dir =  os.path.join(output_path, resource.get_path())

           self.copy_files(source_file, target_dir)          

    def copy_files(self, source_path, target_path):

        """

        copy files from source to target. If the target directory doesn't exist then it is created

        """

        if os.path.exists(source_path) != True or os.path.isdir(source_path):

            return

        if os.path.exists(target_path) != True:

            os.makedirs(target_path)

        copy(source_path, target_path)  

    def modify_resource_path(self, path):

        """

        Modifies the path of them resource. 

        If the paths contains string "private" or "Data" (it says that the path is target path) then it removes 

        these chars "!:\" from the path of theme resource

        """

        if path.find("private") != -1 or path.find("Data") != -1:

            if path.startswith("!:\\"):

                index = path.rfind("\\")

                path =  path[3:index]

        return path

class Resource(object):   

    """

    This class represents a record about the theme resource. It contains a filename of the resource 

    (for example "themepackage.mbm" and a path where this resource will be copied in the output directory

    (for example "!:\private\10207114\import\99d49b086e6097b8\themepackage.mbm")

    """

    def __init__(self, filename,path):

        # the name of theme resource

        self.filename = filename

        # the path of theme resource

        self.path = path

    def get_filename(self):

        return self.filename

    def get_path(self):

        return self.path

    def set_path(self,path):

        self.path = path

    def set_filename(self,filename):

        self.filename = filename