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"""
cmdproc.py - common command-line and option processing stuff
$Id: cmdproc.py,v 1.1 1998/09/04 08:36:46 rob Exp $
Copyright 1998 Rob Tillotson <rob@io.com>
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License, version 2,
as published by the Free Software Foundation.
This program 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
General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, write the Free Software Foundation,
Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA.
"""
__version__ = '$Id: cmdproc.py,v 1.1 1998/09/04 08:36:46 rob Exp $'
import sys, os, getopt, string, urllib, gzip
import DocWriter
#
# QED hook. Because the information in the QED module is based on
# private communication with the author, it is not part of the
# released package yet and hence the code must work around it if
# it is not present.
#
try:
import qed
except:
qed = None
usage_todoc = """Usage: %s [OPTIONS...] FILES...
Convert %s to PalmPilot e-text.
General Options:
-h, --help print this help message
-t, --title TITLE set document title
-b, --backup set backup bit in database header
-c, --category NUM set category number (0-15, 0 = Unfiled)
--creator ID set creator ID (default 'REAd')
--type ID set database type (default 'TEXt')
-T turn on standard TealDoc options (**)
-I install directly onto PalmPilot
-p PORT port to install to (default /dev/pilot)
Common Options: (supported by many, but not all, conversions)
--teal-headers use <HEADER> tags **
--teal-wrap-headers word-wrap <HEADER> tags **
--teal-links use <LINK>/<LABEL> pairs
--teal-hrules use <HRULE> tags **
--teal-bookmarks use <BOOKMARK> tags instead of real bookmarks
"""
usage_footer = """Each input file may be gzipped and/or a http: or ftp: URL.
Please send bug reports and suggestions to <robt@debian.org>."""
long_options = ['help','title=','creator=','type=','backup','category=',
'teal-headers','teal-links','teal-hrules','teal-bookmarks']
if qed is not None: long_options = long_options + qed.options_todoc
class GzipFile(gzip.GzipFile):
"""Like an ordinary GzipFile, but doesn't check the CRC; the
regular GzipFile code requires a seek to do this, which is not
an option with streams opened by urllib.
"""
def _read_eof(self):
pass
class CmdLine:
def __init__(self, conv_type='nothing', extra_options=[]):
self.conv_type = conv_type
self.extra_options = extra_options
self.usage_text = usage_todoc
if qed is not None: self.usage_text = self.usage_text + qed.usage_todoc
self.options = {}
self.argv = []
self.port = '/dev/pilot'
self.install_remote = 0
def usage(self):
print self.usage_text % (sys.argv[0], self.conv_type),
if self.extra_options:
print
print "Conversion-Specific Options:"
for o, d in self.extra_options:
if o[-1] == '=':
print " --%-21s " % (o[:-1] + ' ARG'),
else:
print " --%-21s " % o,
print d
print
print usage_footer
def process_options(self, argv):
self.options = {}
try:
opts, argv = getopt.getopt(argv[1:], 'hTt:p:Ibc:',
long_options +
map(lambda x: x[0], self.extra_options))
except getopt.error, x:
self.error_exit(x, 1)
for k, v in opts:
if k == '-h' or k == '--help':
self.usage()
sys.exit(0)
elif k == '-p':
self.port = v
elif k == '-I':
self.install_remote = 1
elif k == '-T':
self.options['teal-headers'] = 1
self.options['teal-wrap-headers'] = 1
self.options['teal-hrules'] = 1
self.options['TealDoc'] = 1
self.options['creator'] = 'TlDc'
elif k == '-t' or k == '--title':
self.options['title'] = v
elif k == '-b' or k == '--backup':
self.options['backup'] = 1
elif k == '-c' or k == '--category':
try:
c = string.atoi(v)
if c < 0 or c > 15:
self.error_exit('category must be a number from 0 to 15')
self.options['category'] = c
except:
self.error_exit('invalid category')
elif k[:2] == '--':
if k[2:] in self.extra_options or k[2:] in long_options:
self.options[k[2:]] = 1
else: self.options[k[2:]] = v
self.argv = argv
def __len__(self): return len(self.argv)
def __getitem__(self, i): return self.argv[i]
def process_files(self, callback):
if not self.argv:
self.error_exit('no files specified (use -h for help).')
if self.install_remote:
from PDA.Palm import DLP
try:
print "Please start HotSync now..."
target = DLP(self.port)
except:
self.error_exit("error opening HotSync connection.")
for fn in self.argv:
print "Converting %s..." % fn
try:
f = urllib.urlopen(fn)
except IOError, msg:
self.error_exit(msg)
n, e = os.path.splitext(os.path.basename(fn))
if e == '.gz': # gzipped
f = GzipFile(filename="", mode="rb", fileobj=f)
n, e = os.path.splitext(n)
if not self.install_remote:
target = '%s.pdb' % n
w = DocWriter.DocWriter(target, self.options.get('title'),
self.options)
callback(f, w, self.options.get('title'), self.options,
default_title = os.path.basename(fn))
if qed is not None: qed.postprocess(w)
w.close()
def error_exit(self, s, show_usage=0):
sys.stderr.write('%s: %s\n\n' % (sys.argv[0], s))
if show_usage: self.usage()
sys.exit(1)
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