def process(cls, db, opts):
# The process function always gets called for each filter, so it's up
# to the filter to check opts and determine if it actually has
# anything to do.
if opts.out_format != 'text':
return
# That covers the basics of the output filter API. The rest of the work
# involves interpreting the MorkDatabase contents and writing the
# result. This part is not as straight-forward, because it requires
# some understanding of the MorkDatabase class's internals.
# outname is a common option for describing the output name (file,
# directory, or whatever). Here we use '-' or the absence of outname
# to select stdout.
outname = opts.outname or '-'
if outname == '-':
f = EncodingStream(opts.out_encoding, sys.stdout)
else:
f = EncodingStream.open(opts.out_encoding, outname)
if opts.tabs:
indent = '\t'
else:
indent = ' '
# Basic iteration over tables generally looks like this. db.tables is a
# customized dict where the keys are always (namespace, oid) tuples.
# The items() method is modified to reflect this, returning the key
# components separately.
for (namespace, oid, table) in db.tables.items():
# This simple example completely skips meta-tables. I don't
# recommend this in general, since they may contain useful data.
cls._write_table(f, namespace, oid, table, indent)
def open(self, filename):
'''
Simple helper function to use EncodingStream.
'''
if filename == '-':
return EncodingStream(self.opts.out_encoding, sys.stdout)
else:
return EncodingStream.open(self.opts.out_encoding, filename)
def process(self, db, opts):
if opts.out_format != 'xml':
return
if opts.outname is None or opts.outname == '-':
f = EncodingStream(opts.out_encoding, sys.stdout)
else:
f = EncodingStream.open(opts.out_encoding, opts.outname)
self._output(db, f)
def process(cls, db, opts):
# The process function always gets called for each filter, so it's up
# to the filter to check opts and determine if it actually has
# anything to do.
if opts.out_format != "text":
return
# That covers the basics of the output filter API. The rest of the work
# involves interpreting the MorkDatabase contents and writing the
# result. This part is not as straight-forward, because it requires
# some understanding of the MorkDatabase class's internals.
# outname is a common option for describing the output name (file,
# directory, or whatever). Here we use '-' or the absence of outname
# to select stdout.
outname = opts.outname or "-"
if outname == "-":
f = EncodingStream(opts.out_encoding, sys.stdout)
else:
f = EncodingStream.open(opts.out_encoding, outname)
if opts.tabs:
indent = "\t"
else:
indent = " "
# Basic iteration over tables generally looks like this. db.tables is a
# customized dict where the keys are always (namespace, oid) tuples.
# The items() method is modified to reflect this, returning the key
# components separately.
for (namespace, oid, table) in db.tables.items():
# This simple example completely skips meta-tables. I don't
# recommend this in general, since they may contain useful data.
cls._write_table(f, namespace, oid, table, indent)
def open(self, filename):
'''
Simple helper function to use EncodingStream.
'''
if filename == '-':
return EncodingStream(self.opts.out_encoding, sys.stdout)
else:
return EncodingStream.open(self.opts.out_encoding, filename)
def process(self, db, opts):
if opts.out_format != 'xml':
return
if opts.outname is None or opts.outname == '-':
f = EncodingStream(opts.out_encoding, sys.stdout)
else:
f = EncodingStream.open(opts.out_encoding, opts.outname)
self._output(db, f)
