# autolatex - asml2pdf.transdef2
# -*- coding: utf-8 -*-
#
# Copyright (C) 1998-2021 Stephane Galland <galland@arakhne.org>
#
# This program is free library; you can redistribute it and/or modify
# it under the terms of the GNU Lesser General Public License as
# published by the Free Software Foundation; either version 3 of the
# License, or any later version.
#
# This library is distributed in the hope that it will be useful, but
# WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
# Lesser General Public License for more details.
#
# You should have received a copy of the GNU Lesser General Public
# License along with this library; see the file COPYING.  If not,
# write to the Free Software Foundation, Inc., 59 Temple Place - Suite
# 330, Boston, MA 02111-1307, USA.

---
input_extensions:
    - .asml
output_extensions for pdf:
    - .pdf
output_extensions for eps:
    - .eps
all_output_files:
    - ${outwoext}_*.${outext}
    - $out
translator_python_dependencies:
    - os
    - shutil
    - re
    - import xml.etree.ElementTree as xmlparser
    - from pathlib import Path
    - import autolatex2.utils.utilfunctions as genutils
translator_function: |
    INITIAL_HEAP_SIZE = "64m"
    MAXIMUM_HEAP_SIZE = "1024m"
    JAVA_OPTS = ["-Xms" + INITIAL_HEAP_SIZE, "-Xmx" + MAXIMUM_HEAP_SIZE]
    LIBRARIES = ['astah-sys.jar']
    BINARY_NAMES = ['astah-sysml']
    LIBRARY_LOCATIONS = ['/usr/lib/astah_sysml']
    SVG_NAMESPACE = 'http://www.w3.org/2000/svg'
    def __checklibrary(directory):
    	global LIBRARIES
    	i = 0
    	while i < len(LIBRARIES):
    		library = LIBRARIES[i]
    		filename = os.path.join(directory,  library)
    		if os.path.isfile(filename):
    			return filename
    		i = i + 1
    	return None
    def __findbinary():
    	global BINARY_NAMES
    	global __checklibrary
    	i = 0
    	import shutil
    	while i < len(BINARY_NAMES):
    		binary = shutil.which(BINARY_NAMES[i])
    		if binary and os. access(binary, os. X_OK):
    			binary = os.path.realpath(binary)
    			directory = os.path.dirname(binary)
    			library = __checklibrary(directory)
    			if library:
    				return library
    		i = i + 1
    	return None
    def __findunixbinary():
    	global LIBRARY_LOCATIONS
    	global __checklibrary
    	i = 0
    	while i < len(LIBRARY_LOCATIONS):
    		directory = LIBRARY_LOCATIONS[i]
    		if os.path.isdir(directory):
    			library = __checklibrary(directory)
    			if library:
    				return library
    		i = i + 1
    	return None
    def __xpathtag(name):
    	global SVG_NAMESPACE
    	return '{' + SVG_NAMESPACE + '}' + name
    # Detect the Java installation
    if 'JAVA_HOME' in os.environ and os.environ['JAVA_HOME']:
    	javabin = os.path.join(os.environ['JAVA_HOME'],  'bin',  'java')
    else:
    	javabin = None
    if not javabin or not os.path.isfile(javabin) or not os. access(javabin, os. X_OK):
    	javabin = shutil.which('java')
    if not javabin:
    	raise Exception("Unable to find the java binary. Please install Java execution environment on your system")
    # Detect the Astah installation
    if 'ASTAH_HOME' not in os.environ or not os.environ['ASTAH_HOME']:
    	library = __findunixbinary()
    	if not library:
    		library = __findbinary()
    else:
    	env_value = os.environ['ASTAH_HOME']
    	library = __checklibrary(env_value)
    if not library:
    	raise Exception("Unable to find the java library of Astah. Please define the ASTAH_HOME environment variable")
    # Prepare the generation from Astah
    outputDir = os.path.relpath(os.path.dirname(_in))
    shortBasename = genutils.basename(_in, _inexts)
    astahOutputDir = os.path.join(outputDir, shortBasename)
    if os.path.isdir(astahOutputDir):
    	shutil.rmtree(astahOutputDir)
    try:
    	# Generation of the SVG from Astah
    	cmd = list()
    	cmd.append(javabin)
    	cmd.extend(JAVA_OPTS)
    	cmd.extend(['-cp',  library, 'com.change_vision.jude.cmdline.JudeCommandRunner', '-image', 'all', '-f',  _in,  '-t', 'svg', '-o',  outputDir])
    	runner_output = Runner.run_command(*cmd)
    	Runner.check_runner_status(runner_output)
    	# Generation of the PDF/PS from the SVG
    	generated_files = list()
    	for file in os.listdir(astahOutputDir):
    		if file != '.' and file != '..' and re.search("\\.svg$",  file,  re.I | re.S):
    			svg_file = os.path.join(astahOutputDir, file)
    			generated_files.append(svg_file)
    			# Remove the background rectangle
    			xmltree = xmlparser.parse(svg_file)
    		xmlroot = xmltree.getroot()
    		if re.match('^(?:\\{.*?\\})?svg$', xmlroot.tag,  re.S):
    			if 'width' in xmlroot.attrib and 'height' in xmlroot.attrib:
    				width = xmlroot.attrib['width']
    				height = xmlroot.attrib['height']
    			candidates = xmlroot.findall('.//' + __xpathtag('g') + '[' + __xpathtag('rect') + ']')
    			background_node = None
    			for candidate in candidates:
    					if 'style' in candidate.attrib and 'fill:white;' in candidate.attrib['style']:
    						children = candidate.findall("./" + __xpathtag('rect') + "[@x='0'][@y='0'][@width='" + width + "'][@height='" + height + "']")
    						if len(children) == 1:
    							background_node = candidate
    							break
    			if background_node is not None:
    				parent_candidates = xmlroot.findall('.//' + __xpathtag('g') + '[' + __xpathtag('rect') + ']/..')
    				for parent_candidate in parent_candidates:
    					if background_node in parent_candidate:
    						parent_candidate.remove(background_node)
    						xmltree.write(svg_file)
    						break
    	# Move the generated files
    	if len(generated_files) > 1:
    		template = genutils.basename2(_out,  _outexts) + '_'
    		for generated_file in generated_files:
    			bn = genutils.basename(generated_file,['.svg'])
    			bn = re.sub('\\s+',  '_',  bn,  re.S)
    			bn = template + bn + _outext
    			_runner.generate_image(in_file = generated_file, out_file = bn, only_more_recent = False)
    		Path(_out).touch()
    	elif len(generated_files) > 0:
    		_runner.generate_image(in_file = generated_files[0], out_file = _out, only_more_recent = False)
    	else:
    		raise Exception('No generated file')
    finally:
    	if os.path.isdir(astahOutputDir):
    		shutil.rmtree(astahOutputDir)
...