#!/usr/bin/python
# -*- coding: utf-8 -*-
# ----------------------------------------------------------------------------
# Xcode 4 template generator for cocos2d project
# (c) 2011 Ricardo Quesada
#
# LICENSE: Dual License: MIT & GNU GPL v2 Whatever suits you best.
#
# Given a directory, it generates the "Definitions" and "Nodes" elements
#
# Format taken from: http://blog.boreal-kiss.net/2011/03/11/a-minimal-project-template-for-xcode-4/
# ----------------------------------------------------------------------------
'''
Xcode 4 template generator
'''

__docformat__ = 'restructuredtext'

_template_open_body = """<?xml version="1.0" encoding="UTF-8"?>
<!DOCTYPE plist PUBLIC "-//Apple//DTD PLIST 1.0//EN" "http://www.apple.com/DTDs/PropertyList-1.0.dtd">
<!-- FILE AUTOGENERATED BY cocos2d-x/tools/template_generator.py DO NOT EDIT -->
<plist version="1.0">
<dict>
	<key>Description</key>
	<string>This is a template description.</string>
	<key>Identifier</key>
	<string>org.cocos2d-x.%s</string>
	<key>Kind</key>
	<string>Xcode.Xcode3.ProjectTemplateUnitKind</string>
"""

_template_close_body = "</dict>\n</plist>"

# python
import sys
import os
import getopt
import glob

class Xcode4Template(object):
    def __init__( self, directory, group=0, identifier="XXX", prefix="libs", exclude=[] ):  
        self.directory = directory
        self.files_to_include = []
        self.wildcard = '*'
        self.ignore_extensions = ['h','txt','html','patch']
        self.prefix = prefix
        # self.ignore_keywords = ['win32','airplay','android','Android','wophone', 'CCImage.cpp', 'third_party']
        self.group_start_index = group  # eg: if 1 then libs/cocos2d/support -> ["cocos2d", "support"] ignoring "libs"
        self.output = []
        self.identifier = identifier

    def scandirs(self, path):
        for currentFile in glob.glob( os.path.join(path, self.wildcard) ):
            bExclude = False
            for exclude_keyword in exclude:
                if currentFile.find(exclude_keyword) >= 0:
                    bExclude = True
                    break
            
            if bExclude is False:
                if os.path.isdir(currentFile):
                    self.scandirs(currentFile)
                else:
                    self.files_to_include.append( currentFile )

    #
    # append the definitions
    #
    def append_definition( self, output_body, path, group, dont_index ):
        #add 'libs/' 
        path = self.prefix + '/' + path
        group = [ self.prefix ] + group;
        
        output_body.append("\t\t<key>%s</key>" % path )

        output_body.append("\t\t<dict>")
        if group:
            output_body.append("\t\t\t<key>Group</key>")
            output_body.append("\t\t\t<array>")
            for g in group:
                output_body.append("\t\t\t\t<string>%s</string>" % g )
            output_body.append("\t\t\t</array>")


        output_body.append("\t\t\t<key>Path</key>\n\t\t\t<string>%s</string>" % path )

        if dont_index:
            output_body.append("\t\t\t<key>TargetIndices</key>\n\t\t\t<array/>")

        output_body.append("\t\t</dict>")

    #
    # Generate the "Definitions" section
    #
    def generate_definitions( self ):
        output_header = "\t<key>Definitions</key>"
        output_dict_open = "\t<dict>"
        output_dict_close = "\t</dict>"

        output_body = []
        for path in self.files_to_include:

            # group name
            group = []
            # obtain group name from directory
            dirs = os.path.dirname(path)
            group = dirs.split('/')

            group = group[self.group_start_index:]

            # get the extension
            filename = os.path.basename(path)
            name_extension= filename.split('.')
            extension = None
            if len(name_extension) == 2:
                extension = name_extension[1]

            self.append_definition( output_body, path, group, extension in self.ignore_extensions )

        self.output.append( output_header )
        self.output.append( output_dict_open )
        self.output.append( "\n".join( output_body ) )
        self.output.append( output_dict_close )

    # 
    # Generates the "Nodes" section
    #
    def generate_nodes( self ):
        output_header = "\t<key>Nodes</key>"
        output_open = "\t<array>"
        output_close = "\t</array>"

        output_body = []
        for path in self.files_to_include:
            path = self.prefix + '/' + path
            output_body.append("\t\t<string>%s</string>" % path )

        self.output.append( output_header )
        self.output.append( output_open )
        self.output.append( "\n".join( output_body ) )
        self.output.append( output_close )
      
    #
    # Generates the plist. Send it to to stdout
    #
    def generate_xml( self ):
        self.output.append( _template_open_body % self.identifier )
        self.generate_definitions()
        self.generate_nodes()
        self.output.append( _template_close_body )

        print "\n".join( self.output )

    def generate( self ):
        self.scandirs( self.directory )
        self.generate_xml()

def help():
    print "%s v1.0 - An utility to generate Xcode 4 templates" % sys.argv[0]
    print "Usage:"
    print "\t-d directory (directory to parse)"
    print "\t-g directory_used_as_starting_group (if 1, then 'libs/cocos2d/Support/' -> ['cocos2d','Support'] ignoring 'libs')"
    print "\t-i identifier (Xcode4 template identifier)"
    print "\nExample:"
    print "\t%s -d cocos2d -g 0 -i cocos2dlib" % sys.argv[0]
    sys.exit(-1)

if __name__ == "__main__":
    if len( sys.argv ) == 1:
        help()

    directory = None
    group = None
    identifier = None
    prefix = ""
    exclude = []

    argv = sys.argv[1:]
    try:                                
        opts, args = getopt.getopt(argv, "d:g:i:p:e:", ["directory=","group=","identifier=","prefix=", "exclude="])
        for opt, arg in opts:
            if opt in ("-d","--directory"):
                directory = arg
            if opt in ("-g","--group"):
                group = arg
            if opt in ("-i","--identifier"):
                identifier = arg
            if opt in ("-p","--prefix"):
                prefix = arg
            if opt in ("-e","--exclude"):
                exclude = arg.split()
    except getopt.GetoptError,e:
        print e

    if directory == None:
        help()

    #generate libs/cocos2dx
    gen = Xcode4Template( directory=directory, group=group, identifier=identifier, prefix=prefix, exclude=exclude )
    gen.generate()