#! /usr/bin/env python
# encoding: utf-8
# WARNING! Do not edit! https://waf.io/book/index.html#_obtaining_the_waf_file

from __future__ import with_statement
try:
	from xml.sax import make_parser
	from xml.sax.handler import ContentHandler
except ImportError:
	has_xml=False
	ContentHandler=object
else:
	has_xml=True
import os,sys,re
from waflib.Tools import cxx
from waflib import Task,Utils,Options,Errors,Context
from waflib.TaskGen import feature,after_method,extension,before_method
from waflib.Configure import conf
from waflib import Logs
MOC_H=['.h','.hpp','.hxx','.hh']
EXT_RCC=['.qrc']
EXT_UI=['.ui']
EXT_QT5=['.cpp','.cc','.cxx','.C']
class qxx(Task.classes['cxx']):
	def __init__(self,*k,**kw):
		Task.Task.__init__(self,*k,**kw)
		self.moc_done=0
	def runnable_status(self):
		if self.moc_done:
			return Task.Task.runnable_status(self)
		else:
			for t in self.run_after:
				if not t.hasrun:
					return Task.ASK_LATER
			self.add_moc_tasks()
			return Task.Task.runnable_status(self)
	def create_moc_task(self,h_node,m_node):
		try:
			moc_cache=self.generator.bld.moc_cache
		except AttributeError:
			moc_cache=self.generator.bld.moc_cache={}
		try:
			return moc_cache[h_node]
		except KeyError:
			tsk=moc_cache[h_node]=Task.classes['moc'](env=self.env,generator=self.generator)
			tsk.set_inputs(h_node)
			tsk.set_outputs(m_node)
			tsk.env.append_unique('MOC_FLAGS','-i')
			if self.generator:
				self.generator.tasks.append(tsk)
			gen=self.generator.bld.producer
			gen.outstanding.append(tsk)
			gen.total+=1
			return tsk
		else:
			delattr(self,'cache_sig')
	def add_moc_tasks(self):
		node=self.inputs[0]
		bld=self.generator.bld
		try:
			self.signature()
		except KeyError:
			pass
		else:
			delattr(self,'cache_sig')
		include_nodes=[node.parent]+self.generator.includes_nodes
		moctasks=[]
		mocfiles=set()
		for d in bld.raw_deps.get(self.uid(),[]):
			if not d.endswith('.moc'):
				continue
			if d in mocfiles:
				continue
			mocfiles.add(d)
			h_node=None
			base2=d[:-4]
			prefix=node.name[:node.name.rfind('.')]
			if base2==prefix:
				h_node=node
			else:
				for x in include_nodes:
					for e in MOC_H:
						h_node=x.find_node(base2+e)
						if h_node:
							break
					else:
						continue
					break
			if h_node:
				m_node=h_node.change_ext('.moc')
			else:
				raise Errors.WafError('No source found for %r which is a moc file'%d)
			task=self.create_moc_task(h_node,m_node)
			moctasks.append(task)
		self.run_after.update(set(moctasks))
		self.moc_done=1
class trans_update(Task.Task):
	run_str='${QT_LUPDATE} ${SRC} -ts ${TGT}'
	color='BLUE'
class XMLHandler(ContentHandler):
	def __init__(self):
		ContentHandler.__init__(self)
		self.buf=[]
		self.files=[]
	def startElement(self,name,attrs):
		if name=='file':
			self.buf=[]
	def endElement(self,name):
		if name=='file':
			self.files.append(str(''.join(self.buf)))
	def characters(self,cars):
		self.buf.append(cars)
@extension(*EXT_RCC)
def create_rcc_task(self,node):
	rcnode=node.change_ext('_rc.%d.cpp'%self.idx)
	self.create_task('rcc',node,rcnode)
	cpptask=self.create_task('cxx',rcnode,rcnode.change_ext('.o'))
	try:
		self.compiled_tasks.append(cpptask)
	except AttributeError:
		self.compiled_tasks=[cpptask]
	return cpptask
@extension(*EXT_UI)
def create_uic_task(self,node):
	try:
		uic_cache=self.bld.uic_cache
	except AttributeError:
		uic_cache=self.bld.uic_cache={}
	if node not in uic_cache:
		uictask=uic_cache[node]=self.create_task('ui5',node)
		uictask.outputs=[node.parent.find_or_declare(self.env.ui_PATTERN%node.name[:-3])]
@extension('.ts')
def add_lang(self,node):
	self.lang=self.to_list(getattr(self,'lang',[]))+[node]
@feature('qt5')
@before_method('process_source')
def process_mocs(self):
	lst=self.to_nodes(getattr(self,'moc',[]))
	self.source=self.to_list(getattr(self,'source',[]))
	for x in lst:
		prefix=x.name[:x.name.rfind('.')]
		moc_target='moc_%s.%d.cpp'%(prefix,self.idx)
		moc_node=x.parent.find_or_declare(moc_target)
		self.source.append(moc_node)
		self.create_task('moc',x,moc_node)
@feature('qt5')
@after_method('apply_link')
def apply_qt5(self):
	if getattr(self,'lang',None):
		qmtasks=[]
		for x in self.to_list(self.lang):
			if isinstance(x,str):
				x=self.path.find_resource(x+'.ts')
			qmtasks.append(self.create_task('ts2qm',x,x.change_ext('.%d.qm'%self.idx)))
		if getattr(self,'update',None)and Options.options.trans_qt5:
			cxxnodes=[a.inputs[0]for a in self.compiled_tasks]+[a.inputs[0]for a in self.tasks if a.inputs and a.inputs[0].name.endswith('.ui')]
			for x in qmtasks:
				self.create_task('trans_update',cxxnodes,x.inputs)
		if getattr(self,'langname',None):
			qmnodes=[x.outputs[0]for x in qmtasks]
			rcnode=self.langname
			if isinstance(rcnode,str):
				rcnode=self.path.find_or_declare(rcnode+('.%d.qrc'%self.idx))
			t=self.create_task('qm2rcc',qmnodes,rcnode)
			k=create_rcc_task(self,t.outputs[0])
			self.link_task.inputs.append(k.outputs[0])
	lst=[]
	for flag in self.to_list(self.env.CXXFLAGS):
		if len(flag)<2:
			continue
		f=flag[0:2]
		if f in('-D','-I','/D','/I'):
			if(f[0]=='/'):
				lst.append('-'+flag[1:])
			else:
				lst.append(flag)
	self.env.append_value('MOC_FLAGS',lst)
@extension(*EXT_QT5)
def cxx_hook(self,node):
	return self.create_compiled_task('qxx',node)
class rcc(Task.Task):
	color='BLUE'
	run_str='${QT_RCC} -name ${tsk.rcname()} ${SRC[0].abspath()} ${RCC_ST} -o ${TGT}'
	ext_out=['.h']
	def rcname(self):
		return os.path.splitext(self.inputs[0].name)[0]
	def scan(self):
		if not has_xml:
			Logs.error('No xml.sax support was found, rcc dependencies will be incomplete!')
			return([],[])
		parser=make_parser()
		curHandler=XMLHandler()
		parser.setContentHandler(curHandler)
		with open(self.inputs[0].abspath(),'r')as f:
			parser.parse(f)
		nodes=[]
		names=[]
		root=self.inputs[0].parent
		for x in curHandler.files:
			nd=root.find_resource(x)
			if nd:
				nodes.append(nd)
			else:
				names.append(x)
		return(nodes,names)
class moc(Task.Task):
	color='BLUE'
	run_str='${QT_MOC} ${MOC_FLAGS} ${MOCCPPPATH_ST:INCPATHS} ${MOCDEFINES_ST:DEFINES} ${SRC} ${MOC_ST} ${TGT}'
class ui5(Task.Task):
	color='BLUE'
	run_str='${QT_UIC} ${SRC} -o ${TGT}'
	ext_out=['.h']
class ts2qm(Task.Task):
	color='BLUE'
	run_str='${QT_LRELEASE} ${QT_LRELEASE_FLAGS} ${SRC} -qm ${TGT}'
class qm2rcc(Task.Task):
	color='BLUE'
	after='ts2qm'
	def run(self):
		txt='\n'.join(['<file>%s</file>'%k.path_from(self.outputs[0].parent)for k in self.inputs])
		code='<!DOCTYPE RCC><RCC version="1.0">\n<qresource>\n%s\n</qresource>\n</RCC>'%txt
		self.outputs[0].write(code)
def configure(self):
	self.find_qt5_binaries()
	self.set_qt5_libs_dir()
	self.set_qt5_libs_to_check()
	self.set_qt5_defines()
	self.find_qt5_libraries()
	self.add_qt5_rpath()
	self.simplify_qt5_libs()
	if not has_xml:
		Logs.error('No xml.sax support was found, rcc dependencies will be incomplete!')
	if'COMPILER_CXX'not in self.env:
		self.fatal('No CXX compiler defined: did you forget to configure compiler_cxx first?')
	frag='#include <QApplication>\nint main(int argc, char **argv) {return 0;}\n'
	uses='QT5CORE QT5WIDGETS QT5GUI'
	for flag in[[],'-fPIE','-fPIC','-std=c++11',['-std=c++11','-fPIE'],['-std=c++11','-fPIC']]:
		msg='See if Qt files compile '
		if flag:
			msg+='with %s'%flag
		try:
			self.check(features='qt5 cxx',use=uses,uselib_store='qt5',cxxflags=flag,fragment=frag,msg=msg)
		except self.errors.ConfigurationError:
			pass
		else:
			break
	else:
		self.fatal('Could not build a simple Qt application')
	if Utils.unversioned_sys_platform()=='freebsd':
		frag='#include <QApplication>\nint main(int argc, char **argv) { QApplication app(argc, argv); return NULL != (void*) (&app);}\n'
		try:
			self.check(features='qt5 cxx cxxprogram',use=uses,fragment=frag,msg='Can we link Qt programs on FreeBSD directly?')
		except self.errors.ConfigurationError:
			self.check(features='qt5 cxx cxxprogram',use=uses,uselib_store='qt5',libpath='/usr/local/lib',fragment=frag,msg='Is /usr/local/lib required?')
@conf
def find_qt5_binaries(self):
	env=self.env
	opt=Options.options
	qtdir=getattr(opt,'qtdir','')
	qtbin=getattr(opt,'qtbin','')
	paths=[]
	if qtdir:
		qtbin=os.path.join(qtdir,'bin')
	if not qtdir:
		qtdir=self.environ.get('QT5_ROOT','')
		qtbin=self.environ.get('QT5_BIN')or os.path.join(qtdir,'bin')
	if qtbin:
		paths=[qtbin]
	if not qtdir:
		paths=self.environ.get('PATH','').split(os.pathsep)
		paths.extend(['/usr/share/qt5/bin','/usr/local/lib/qt5/bin'])
		try:
			lst=Utils.listdir('/usr/local/Trolltech/')
		except OSError:
			pass
		else:
			if lst:
				lst.sort()
				lst.reverse()
				qtdir='/usr/local/Trolltech/%s/'%lst[0]
				qtbin=os.path.join(qtdir,'bin')
				paths.append(qtbin)
	cand=None
	prev_ver=['5','0','0']
	for qmk in('qmake-qt5','qmake5','qmake'):
		try:
			qmake=self.find_program(qmk,path_list=paths)
		except self.errors.ConfigurationError:
			pass
		else:
			try:
				version=self.cmd_and_log(qmake+['-query','QT_VERSION']).strip()
			except self.errors.WafError:
				pass
			else:
				if version:
					new_ver=version.split('.')
					if new_ver>prev_ver:
						cand=qmake
						prev_ver=new_ver
	if not cand:
		try:
			self.find_program('qtchooser')
		except self.errors.ConfigurationError:
			pass
		else:
			cmd=self.env.QTCHOOSER+['-qt=5','-run-tool=qmake']
			try:
				version=self.cmd_and_log(cmd+['-query','QT_VERSION'])
			except self.errors.WafError:
				pass
			else:
				cand=cmd
	if cand:
		self.env.QMAKE=cand
	else:
		self.fatal('Could not find qmake for qt5')
	self.env.QT_HOST_BINS=qtbin=self.cmd_and_log(self.env.QMAKE+['-query','QT_HOST_BINS']).strip()
	paths.insert(0,qtbin)
	def find_bin(lst,var):
		if var in env:
			return
		for f in lst:
			try:
				ret=self.find_program(f,path_list=paths)
			except self.errors.ConfigurationError:
				pass
			else:
				env[var]=ret
				break
	find_bin(['uic-qt5','uic'],'QT_UIC')
	if not env.QT_UIC:
		self.fatal('cannot find the uic compiler for qt5')
	self.start_msg('Checking for uic version')
	uicver=self.cmd_and_log(env.QT_UIC+['-version'],output=Context.BOTH)
	uicver=''.join(uicver).strip()
	uicver=uicver.replace('Qt User Interface Compiler ','').replace('User Interface Compiler for Qt','')
	self.end_msg(uicver)
	if uicver.find(' 3.')!=-1 or uicver.find(' 4.')!=-1:
		self.fatal('this uic compiler is for qt3 or qt4, add uic for qt5 to your path')
	find_bin(['moc-qt5','moc'],'QT_MOC')
	find_bin(['rcc-qt5','rcc'],'QT_RCC')
	find_bin(['lrelease-qt5','lrelease'],'QT_LRELEASE')
	find_bin(['lupdate-qt5','lupdate'],'QT_LUPDATE')
	env.UIC_ST='%s -o %s'
	env.MOC_ST='-o'
	env.ui_PATTERN='ui_%s.h'
	env.QT_LRELEASE_FLAGS=['-silent']
	env.MOCCPPPATH_ST='-I%s'
	env.MOCDEFINES_ST='-D%s'
@conf
def set_qt5_libs_dir(self):
	env=self.env
	qtlibs=getattr(Options.options,'qtlibs',None)or self.environ.get('QT5_LIBDIR')
	if not qtlibs:
		try:
			qtlibs=self.cmd_and_log(env.QMAKE+['-query','QT_INSTALL_LIBS']).strip()
		except Errors.WafError:
			qtdir=self.cmd_and_log(env.QMAKE+['-query','QT_INSTALL_PREFIX']).strip()
			qtlibs=os.path.join(qtdir,'lib')
	self.msg('Found the Qt5 libraries in',qtlibs)
	env.QTLIBS=qtlibs
@conf
def find_single_qt5_lib(self,name,uselib,qtlibs,qtincludes,force_static):
	env=self.env
	if force_static:
		exts=('.a','.lib')
		prefix='STLIB'
	else:
		exts=('.so','.lib')
		prefix='LIB'
	def lib_names():
		for x in exts:
			for k in('','5')if Utils.is_win32 else['']:
				for p in('lib',''):
					yield(p,name,k,x)
	for tup in lib_names():
		k=''.join(tup)
		path=os.path.join(qtlibs,k)
		if os.path.exists(path):
			if env.DEST_OS=='win32':
				libval=''.join(tup[:-1])
			else:
				libval=name
			env.append_unique(prefix+'_'+uselib,libval)
			env.append_unique('%sPATH_%s'%(prefix,uselib),qtlibs)
			env.append_unique('INCLUDES_'+uselib,qtincludes)
			env.append_unique('INCLUDES_'+uselib,os.path.join(qtincludes,name.replace('Qt5','Qt')))
			return k
	return False
@conf
def find_qt5_libraries(self):
	env=self.env
	qtincludes=self.environ.get('QT5_INCLUDES')or self.cmd_and_log(env.QMAKE+['-query','QT_INSTALL_HEADERS']).strip()
	force_static=self.environ.get('QT5_FORCE_STATIC')
	try:
		if self.environ.get('QT5_XCOMPILE'):
			self.fatal('QT5_XCOMPILE Disables pkg-config detection')
		self.check_cfg(atleast_pkgconfig_version='0.1')
	except self.errors.ConfigurationError:
		for i in self.qt5_vars:
			uselib=i.upper()
			if Utils.unversioned_sys_platform()=='darwin':
				fwk=i.replace('Qt5','Qt')
				frameworkName=fwk+'.framework'
				qtDynamicLib=os.path.join(env.QTLIBS,frameworkName,fwk)
				if os.path.exists(qtDynamicLib):
					env.append_unique('FRAMEWORK_'+uselib,fwk)
					env.append_unique('FRAMEWORKPATH_'+uselib,env.QTLIBS)
					self.msg('Checking for %s'%i,qtDynamicLib,'GREEN')
				else:
					self.msg('Checking for %s'%i,False,'YELLOW')
				env.append_unique('INCLUDES_'+uselib,os.path.join(env.QTLIBS,frameworkName,'Headers'))
			else:
				ret=self.find_single_qt5_lib(i,uselib,env.QTLIBS,qtincludes,force_static)
				if not force_static and not ret:
					ret=self.find_single_qt5_lib(i,uselib,env.QTLIBS,qtincludes,True)
				self.msg('Checking for %s'%i,ret,'GREEN'if ret else'YELLOW')
	else:
		path='%s:%s:%s/pkgconfig:/usr/lib/qt5/lib/pkgconfig:/opt/qt5/lib/pkgconfig:/usr/lib/qt5/lib:/opt/qt5/lib'%(self.environ.get('PKG_CONFIG_PATH',''),env.QTLIBS,env.QTLIBS)
		for i in self.qt5_vars:
			self.check_cfg(package=i,args='--cflags --libs',mandatory=False,force_static=force_static,pkg_config_path=path)
@conf
def simplify_qt5_libs(self):
	env=self.env
	def process_lib(vars_,coreval):
		for d in vars_:
			var=d.upper()
			if var=='QTCORE':
				continue
			value=env['LIBPATH_'+var]
			if value:
				core=env[coreval]
				accu=[]
				for lib in value:
					if lib in core:
						continue
					accu.append(lib)
				env['LIBPATH_'+var]=accu
	process_lib(self.qt5_vars,'LIBPATH_QTCORE')
@conf
def add_qt5_rpath(self):
	env=self.env
	if getattr(Options.options,'want_rpath',False):
		def process_rpath(vars_,coreval):
			for d in vars_:
				var=d.upper()
				value=env['LIBPATH_'+var]
				if value:
					core=env[coreval]
					accu=[]
					for lib in value:
						if var!='QTCORE':
							if lib in core:
								continue
						accu.append('-Wl,--rpath='+lib)
					env['RPATH_'+var]=accu
		process_rpath(self.qt5_vars,'LIBPATH_QTCORE')
@conf
def set_qt5_libs_to_check(self):
	self.qt5_vars=Utils.to_list(getattr(self,'qt5_vars',[]))
	if not self.qt5_vars:
		dirlst=Utils.listdir(self.env.QTLIBS)
		pat=self.env.cxxshlib_PATTERN
		if Utils.is_win32:
			pat=pat.replace('.dll','.lib')
		if self.environ.get('QT5_FORCE_STATIC'):
			pat=self.env.cxxstlib_PATTERN
		if Utils.unversioned_sys_platform()=='darwin':
			pat="%s\.framework"
		re_qt=re.compile(pat%'Qt5?(?P<name>.*)'+'$')
		for x in dirlst:
			m=re_qt.match(x)
			if m:
				self.qt5_vars.append("Qt5%s"%m.group('name'))
		if not self.qt5_vars:
			self.fatal('cannot find any Qt5 library (%r)'%self.env.QTLIBS)
	qtextralibs=getattr(Options.options,'qtextralibs',None)
	if qtextralibs:
		self.qt5_vars.extend(qtextralibs.split(','))
@conf
def set_qt5_defines(self):
	if sys.platform!='win32':
		return
	for x in self.qt5_vars:
		y=x.replace('Qt5','Qt')[2:].upper()
		self.env.append_unique('DEFINES_%s'%x.upper(),'QT_%s_LIB'%y)
def options(opt):
	opt.add_option('--want-rpath',action='store_true',default=False,dest='want_rpath',help='enable the rpath for qt libraries')
	for i in'qtdir qtbin qtlibs'.split():
		opt.add_option('--'+i,type='string',default='',dest=i)
	opt.add_option('--translate',action='store_true',help='collect translation strings',dest='trans_qt5',default=False)
	opt.add_option('--qtextralibs',type='string',default='',dest='qtextralibs',help='additional qt libraries on the system to add to default ones, comma separated')
