#!/usr/bin/env python

# Copyright (C) 2007 Kevin Ollivier  All rights reserved.

#

# Redistribution and use in source and binary forms, with or without

# modification, are permitted provided that the following conditions

# are met:

# 1. Redistributions of source code must retain the above copyright

#    notice, this list of conditions and the following disclaimer.

# 2. Redistributions in binary form must reproduce the above copyright

#    notice, this list of conditions and the following disclaimer in the

#    documentation and/or other materials provided with the distribution.

#

# THIS SOFTWARE IS PROVIDED BY APPLE COMPUTER, INC. ``AS IS'' AND ANY

# EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE

# IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR

# PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL APPLE COMPUTER, INC. OR

# CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,

# EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,

# PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR

# PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY

# OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT

# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE

# OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.

#

# Make sure any port-independent files added to the Bakefile are

# added to GTK, QT, etc. so that file updates can happen in one place.

import os, sys

from xml.dom import minidom

scriptDir = os.path.abspath(sys.path[0])

wkroot = os.path.abspath(os.path.join(scriptDir, "../.."))

def getWebCoreFilesDict():

    """

    This method parses the WebCoreSources.bkl file, which has a list of all sources not specific

    to any port, and returns the result as a dictionary with items of the form

    (groupName, groupFiles). 

    """

    sources = {}

    sources_prefix = "WEBCORE_"

    filepath = os.path.join(wkroot, "WebCore/WebCoreSources.bkl")

    assert(os.path.exists(filepath))

    doc = minidom.parse(filepath)

    for sourceGroup in doc.getElementsByTagName("set"):

        groupName = ""

        if sourceGroup.attributes.has_key("var"):

            groupName = sourceGroup.attributes["var"].value

            groupName = groupName.replace(sources_prefix, "")

        sourcesList = []

        for node in sourceGroup.childNodes:

            if node.nodeType == node.TEXT_NODE:

                sourcesText = node.nodeValue.strip()

                sourcesList = sourcesText.split("\n")

        assert(groupName != "")

        assert(sourcesList != [])

        sources[groupName] = sourcesList

    return sources

def generateWebCoreSourcesGTKAndQT(sources):

    """

    Convert the dictionary obtained from getWebCoreFilesDict() into a Unix makefile syntax,

    which IIUC is suitable for both GTK and QT build systems. To take advantage of this,

    QT and GTK would have to include the file "WebCore/sources.inc" into their makefiles.

    """

    makefileString = ""

    for key in sources.keys():

        makefileString += key + "+="

        for source in sources[key]:

            makefileString += " \\\n\t\t" + source.strip()

        makefileString += "\n\n"

    makefileString += "BASE_SOURCES +="

    for key in sources.keys():

        makefileString += " \\\n\t\t" + key

    outfile = os.path.join(wkroot, "WebCore/sources.inc")

    sourcefile = open(outfile, "w")

    sourcefile.write(makefileString)

    sourcefile.close()

sources = getWebCoreFilesDict()

generateWebCoreSourcesGTKAndQT(sources)

# Coming soon - MSVC and hopefully XCode support!