def process_article(filename):
"""Returns TexParserBase derived object on success, None on failure."""
# get the tex file
filename, file_obj, tarfile_obj = get_tex_file(filename)
if file_obj is None:
return None
# detect the type of file
kind = detect_file_kind(file_obj)
# act on the type of file
parser = None
if kind == 'PS':
print('skipping postscript file')
elif kind == 'auto-ignore':
print('asked to ignore file, most likely it was withdrawn')
parser = WithdrawnPaper()
if kind == 'tex':
print('parsing as TeX')
parser = TexParser(filename, file_obj, tarfile_obj)
elif kind == 'latex':
print('parsing as LaTeX')
parser = LatexParser(filename, file_obj, tarfile_obj)
else:
print('cannot determine kind of file')
# attempt to parse the document
try:
if parser is not None:
parser.parse()
except Exception as e:
print('exception while trying to parse file:')
print(str(e))
parser = None
# close the files
file_obj.close()
if tarfile_obj is not None:
tarfile_obj.close()
# return the parsed document
return parser
def __init__(self, maker):
Depend.__init__(self, maker)
self.logfile = None
self.auxfile = None
self.srcfile = None
self.srcbase = None
self.outfile = None
self.program = "latex"
self.engine = "TeX"
self.paper = ""
self.prods = []
self.must_compile = 0
self.something_done = 0
self.failed_module = None
self.watcher = Watcher()
self.log = LogParser()
self.modules = Modules(self)
self.parser = TexParser(self)
self.date = None
# Is the final output expected?
self.draft_only = False
self.draft_support = False
self.batch = 1
self.opts = []
