Little_CAT_Helpers/omegat_tools/tmxhelpers.py

72 lines
2.2 KiB
Python

# -*- coding: utf-8 -*-
from lxml import etree
class TMX:
'''Base class to define and manipulate simple TMX documents.'''
# Default values
default_doctype = '<!DOCTYPE tmx SYSTEM "tmx14.dtd">'
default_version = '1.4'
default_header = {'creationtool': 'Segment Extractor',
'o-tmf': 'Unknown',
'adminlang': 'EN-US',
'datatype': 'plaintext',
'creationtoolversion': '0.1',
'segtype': 'sentence',
'srclang': 'JA'
}
def __init__(self, header=default_header, version=default_version):
self.tmx = etree.Element('tmx', attrib={'version': version})
self.header = etree.SubElement(self.tmx, 'header', header)
self.body = etree.SubElement(self.tmx, 'body')
def add_tu(self, tu):
'''Add a tu element to the TMX document.'''
# Todo: add code to ensure the tu is valid
self.body.append(tu)
class OmegaT_TMX(TMX):
'''Class for OmegaT-specific TMX documents.'''
def __init__(self, header=TMX.default_header, version='1.4'):
super().__init__(header, version)
self.default_trans = etree.Comment('Default translations')
self.body.append(self.default_trans)
def find_alternative_translations(self):
'''Check for alternative translations in the TMX document'''
alt_expr = '(//tu/prop[@type="file"])[1]'
prop_types = ['id', 'prev', 'next']
check_alt = self.body.xpath(alt_expr)
if len(check_alt) > 0:
prop = check_alt[0].getnext().attrib.get('type')
if prop in prop_types:
return check_alt[0].getparent()
def insert_alt_comment(self):
'''Insert the alternative translation comment in the TMX document.'''
self.alt_trans =etree.Comment('Alternative translations')
# alt_expr = 'count(//tu/prop)>=3'
first_alt = self.find_alternative_translations()
if first_alt is not None:
first_alt.addprevious(self.alt_trans)
else:
self.body.append(self.alt_trans)
class TMXfile():
pass