#!/usr/bin/env python

"""

This is part of qtextensions/qtecomplugins extension. It pregenerates few files needed during compilation of ecom plugins.

Those includes:

  * registration resource file

  * stubs

  * pkg file

  * iby file

"""

import logging

import datetime

import sys

from optparse import OptionParser

class Generator(object):

	def __init__(self, args):

		if len(args)==5:

			if args[2]=="":

				interfaceValue = args[0]+".dll"

			else:

				interfaceValue = args[2]

			self.args = {

			'target': args[0],

			'uid3': args[1],

			'interface': interfaceValue,

			'configuration': args[3],

			'configurationFile': args[4],

			'timestamp': datetime.datetime.now()

			}

		else:

			logging.fatal("illegal number of arguments: %d" % len(args))

			sys.exit(1)

	def generate(self):

		logging.warning("%s is not generating anything useful" % self.__class__.__name__)

	def strip(self, s):

		l = len(s) - len(s.lstrip())

		def stripOrNot(x):

			x = x + '\n'

			if l>=len(x):

				return x

			else:

				return x[l:]

		return ''.join(map(stripOrNot, s.splitlines(False)))

class RssGenerator(Generator):

	"""

	RSS generator.

	"""

	def __init__(self, args):

		super(self.__class__, self).__init__(args)

	def generate(self):

		fileName = self.args['target'] + ".rss"

		dllName = self.args['target'] + ".dll"

		if self.args['interface'] == "":

			self.args['interface'] = dllName

		if self.args['configurationFile'] != "":

			opaqueDataFile = file(self.args['configurationFile'])

			self.args['opaqueData'] = ((''.join(opaqueDataFile.readlines())).replace('\n', '').replace('"', '\\"'))[:255];

		else:

			self.args['opaqueData'] = self.args['configuration']

		output = file(fileName, "w")

		header = """\

		// ==============================================================================

		// Generated by xqecom on %(timestamp)s

		// This file is generated by xqecom and should not be modified by the user.

		// Name        : %(target)s.rss

		// Part of     : 

		// Description : Fixes common plugin symbols to known ordinals

		// Version     : 

		// ==============================================================================

		#include <registryinfov2.rh>

		#include <xqtecom.hrh>

		#include <ecomstub_%(uid3)s.hrh>

		RESOURCE REGISTRY_INFO theInfo

		{

		resource_format_version = RESOURCE_FORMAT_VERSION_2;

		dll_uid = %(uid3)s;

		interfaces =

			{

			INTERFACE_INFO

				{

				interface_uid = KQtEcomPluginInterfaceUID;

				implementations =

					{

					IMPLEMENTATION_INFO

						{

						implementation_uid = KQtEcomPluginImplementationUid;

						version_no = 1;

						display_name = "%(target)s.dll";

						// SERVICE.INTERFACE_NAME

						default_data = "%(interface)s";

						// SERVICE.CONFIGURATION

						opaque_data = "%(opaqueData)s";

						}

					};

				}

			};

		}"""

		output.write(self.strip(header) % self.args )

class PkgGenerator(Generator):

	"""

	PKG generator.

	"""

	def __init__(self, args):

		super(self.__class__, self).__init__(args)

	def generate(self):

		content='''\

		// ============================================================================

		// Generated by xqecom on %(timestamp)s

		// This file is generated by xqecom and should not be modified by the user.

		// ============================================================================

		; Language

		&EN

		; SIS header: name, uid, version

		#{%(target)s},(%(uid3)s),1,0,0

		; Localised Vendor name

		%%{"Nokia, Qt Software"}

		; Unique Vendor name

		:"Nokia, Qt Software"

		; Dependencies

		[0x101F7961],0,0,0,{"S60ProductID"}

		[0x102032BE],0,0,0,{"S60ProductID"}

		[0x102752AE],0,0,0,{"S60ProductID"}

		[0x1028315F],0,0,0,{"S60ProductID"}

		(0x2001E61C), 4, 5, 0, {"QtLibs pre-release"}

		;files

		"\\epoc32\\release\\armv5\\urel\\%(target)s.dll"    - "!:\\sys\\bin\\%(target)s.dll"

		"\\epoc32\\data\\Z\\resource\\plugins\\%(target)s.rsc" - "!:\\resource\\plugins\\%(target)s.rsc"'''

		fileName = self.args['target'] + ".pkg"

		output = file(fileName, "w")

		output.write(self.strip(content) % self.args)

class IbyGenerator(Generator):

	"""

	IBY generator.

	"""

	def __init__(self, args):

		super(self.__class__, self).__init__(args)

	def generate(self):

		self.args['TARGET']=self.args['target'].upper()

		content="""\

		// ============================================================================

		// Generated by xqecom on %(timestamp)s

		// This file is generated by xqecom and should not be modified by the user.

		// ============================================================================

		#ifndef %(TARGET)s_IBY

		#define %(TARGET)s_IBY

		#include <bldvariant.hrh>

		ECOM_PLUGIN( %(target)s.dll, %(target)s.rsc )

		#endif //%(TARGET)s_IBY"""

		fileName = self.args['target'] + ".iby"

		output = file(fileName, "w")

		output.write(self.strip(content) % self.args)

class StubsGenerator(Generator):

	"""

	Stubs generator.

	"""

	def __init__(self, args):

		super(self.__class__, self).__init__(args)

	def generate(self):

		contentHrh="""\

		// ============================================================================

		// Generated by xqecom on %(timestamp)s

		// This file is generated by xqecom and should not be modified by the user.

		// ============================================================================

		#ifndef ECOMSTUB_%(uid3)s_HRH

		#define ECOMSTUB_%(uid3)s_HRH

		#define KQtEcomPluginImplementationUid %(uid3)s

		#endif //ECOMSTUB_%(uid3)s_HRH"""

		fileName = "ecomstub_" + self.args['uid3'] + ".hrh"

		output = file(fileName, "w")

		output.write(self.strip(contentHrh) % self.args)

		contentCpp="""\

		// ============================================================================

		// Generated by xqecom on %(timestamp)s

		// This file is generated by xqecom and should not be modified by the user.

		// ============================================================================

		#include <xqplugin.h>

		#include <ecomstub_%(uid3)s.hrh>

		#include <ecom/implementationproxy.h>

		XQ_PLUGIN_ECOM_HEADER(%(target)s)

		const TImplementationProxy implementationTable[] = 

			{

			IMPLEMENTATION_PROXY_ENTRY(%(uid3)s, C%(target)sFactory::NewL)

			};

		EXPORT_C const TImplementationProxy* ImplementationGroupProxy(TInt& aTableCount)

			{

			aTableCount = sizeof( implementationTable ) / sizeof( TImplementationProxy );

			return implementationTable;

			}"""

		fileName = "ecomstub_" + self.args['uid3'] + ".cpp"

		output = file(fileName, "w")

		output.write(self.strip(contentCpp) % self.args)

def runGenerators(generators, args):

	for g in generators:

		logging.debug("about to run generator: %s" % g.__name__)

		try:

			instance = g(args)

			instance.generate()

		except Exception, ex:

			logging.error("Exception in %s: '%s'" % (g.__name__, ex))

			logging.error("Exception in %s: '%s'" % (g.__name__, ex))

			raise

if (__name__=="__main__"):

	arguments = sys.argv[1:]

	op = OptionParser()

	op.usage="%prog [options] [<target> <uid3> <interface> <configuration> <configurationFile>]"

#	op.add_option("-t", "--target", help="plugin target name")

#	op.add_option("-u", "--uid3", help="plugin uid3")

#	op.add_option("-i", "--interface", help="interface name")

#	op.add_option("-c", "--configuration", help="configuration")

#	op.add_option("-f", "--configuration-file", help="configuration file")

	(options, args) = op.parse_args(arguments)

	generators = [RssGenerator, PkgGenerator, IbyGenerator, StubsGenerator]

	runGenerators(generators, args)