mirror of
https://git.lyx.org/repos/lyx.git
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329 lines
10 KiB
Python
Executable File
329 lines
10 KiB
Python
Executable File
#! /usr/bin/env python
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# -*- coding: utf-8 -*-
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# file lyxpak.py
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# This file is part of LyX, the document processor.
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# Licence details can be found in the file COPYING.
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# author Enrico Forestieri
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# author Richard Heck
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# Full author contact details are available in file CREDITS
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# This script creates a tar or zip archive with a lyx file and all included
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# files (graphics and so on). By default, the created archive is the standard
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# type on a given platform, such that a zip archive is created on Windows and
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# a gzip compressed tar archive on *nix. This can be controlled by command
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# line options, however.
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import os, re, string, sys
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if sys.version_info < (2, 4, 0):
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from sets import Set as set
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from getopt import getopt
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# Pre-compiled regular expressions.
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re_lyxfile = re.compile("\.lyx$")
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re_input = re.compile(r'^(.*)\\(input|include){(\s*)(.+)(\s*)}.*$')
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re_ertinput = re.compile(r'^(input|include)({)(\s*)(.+)(\s*)}.*$')
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re_package = re.compile(r'^(.*)\\(usepackage){(\s*)(.+)(\s*)}.*$')
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re_class = re.compile(r'^(\\)(textclass)(\s+)(.+)\s*$')
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re_norecur = re.compile(r'^(.*)\\(verbatiminput|lstinputlisting|includegraphics\[*.*\]*){(\s*)(.+)(\s*)}.*$')
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re_ertnorecur = re.compile(r'^(verbatiminput|lstinputlisting|includegraphics\[*.*\]*)({)(\s*)(.+)(\s*)}.*$')
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re_filename = re.compile(r'^(\s*)(filename)(\s+)(.+)\s*$')
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re_options = re.compile(r'^(\s*)options(\s+)(.+)\s*$')
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re_bibfiles = re.compile(r'^(\s*)bibfiles(\s+)(.+)\s*$')
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def usage(prog_name):
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msg = '''
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Usage: %s [-t] [-z] [-l path] [-o output_dir] file.lyx
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Options:
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-l: Path to lyx2lyx script
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-o: Directory for output
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-t: Create gzipped tar file
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-z: Create zip file
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By default, we create file.zip on Windows and file.tar.gz on *nix,
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with the file output to where file.lyx is, and we look for lyx2lyx
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in the known locations, querying LyX itself if necessary.
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'''
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return msg % prog_name
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def error(message):
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sys.stderr.write(message + '\n')
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sys.exit(1)
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def run_cmd(cmd):
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handle = os.popen(cmd, 'r')
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cmd_stdout = handle.read()
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cmd_status = handle.close()
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return cmd_status, cmd_stdout
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def find_exe(candidates, extlist, path):
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for prog in candidates:
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for directory in path:
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for ext in extlist:
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full_path = os.path.join(directory, prog + ext)
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if os.access(full_path, os.X_OK):
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return prog, full_path
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return None, None
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def abspath(name):
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" Resolve symlinks and returns the absolute normalized name."
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newname = os.path.normpath(os.path.abspath(name))
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if os.name != 'nt':
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newname = os.path.realpath(newname)
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return newname
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def gather_files(curfile, incfiles, lyx2lyx):
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" Recursively gather files."
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curdir = os.path.dirname(abspath(curfile))
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is_lyxfile = re_lyxfile.search(curfile)
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if is_lyxfile:
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lyx2lyx_cmd = 'python "%s" "%s"' % (lyx2lyx, curfile)
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l2l_status, l2l_stdout = run_cmd(lyx2lyx_cmd)
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if l2l_status != None:
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error('%s failed to convert "%s"' % (lyx2lyx, curfile))
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lines = l2l_stdout.splitlines()
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else:
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input = open(curfile, 'rU')
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lines = input.readlines()
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input.close()
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maybe_in_ert = False
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i = 0
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while i < len(lines):
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# Gather used files.
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recursive = True
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extlist = ['']
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match = re_filename.match(lines[i])
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if not match:
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if maybe_in_ert:
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match = re_ertinput.match(lines[i])
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else:
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match = re_input.match(lines[i])
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if not match:
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match = re_package.match(lines[i])
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extlist = ['.sty']
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if not match:
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match = re_class.match(lines[i])
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extlist = ['.cls']
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if not match:
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if maybe_in_ert:
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match = re_ertnorecur.match(lines[i])
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else:
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match = re_norecur.match(lines[i])
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extlist = ['', '.eps', '.pdf', '.png', '.jpg']
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recursive = False
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maybe_in_ert = is_lyxfile and lines[i] == "\\backslash"
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if match:
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file = match.group(4).strip('"')
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if not os.path.isabs(file):
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file = os.path.join(curdir, file)
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file_exists = False
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if not os.path.isdir(file):
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for ext in extlist:
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if os.path.exists(file + ext):
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file = file + ext
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file_exists = True
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break
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if file_exists and not abspath(file) in incfiles:
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incfiles.append(abspath(file))
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if recursive:
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gather_files(file, incfiles, lyx2lyx)
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i += 1
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continue
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if not is_lyxfile:
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i += 1
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continue
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# Gather bibtex *.bst files.
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match = re_options.match(lines[i])
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if match:
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file = match.group(3).strip('"')
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if not os.path.isabs(file):
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file = os.path.join(curdir, file + '.bst')
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if os.path.exists(file):
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incfiles.append(abspath(file))
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i += 1
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continue
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# Gather bibtex *.bib files.
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match = re_bibfiles.match(lines[i])
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if match:
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bibfiles = match.group(3).strip('"').split(',')
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j = 0
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while j < len(bibfiles):
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if os.path.isabs(bibfiles[j]):
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file = bibfiles[j] + '.bib'
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else:
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file = os.path.join(curdir, bibfiles[j] + '.bib')
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if os.path.exists(file):
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incfiles.append(abspath(file))
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j += 1
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i += 1
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continue
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i += 1
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return 0
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def find_lyx2lyx(progloc):
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" Find a usable version of the lyx2lyx script. "
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# first we will see if the script is roughly where we are
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# i.e., we will assume we are in $SOMEDIR/scripts and look
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# for $SOMEDIR/lyx2lyx/lyx2lyx.
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ourpath = os.path.dirname(abspath(progloc))
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(upone, discard) = os.path.split(ourpath)
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tryit = os.path.join(upone, "lyx2lyx", "lyx2lyx")
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if os.access(tryit, os.X_OK):
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return tryit
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# now we will try to query LyX itself to find the path.
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extlist = ['']
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if "PATHEXT" in os.environ:
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extlist = extlist + os.environ["PATHEXT"].split(os.pathsep)
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lyx_exe, full_path = find_exe(["lyxc", "lyx"], extlist, path)
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if lyx_exe == None:
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error('Cannot find the LyX executable in the path.')
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cmd_status, cmd_stdout = run_cmd("%s -version 2>&1" % lyx_exe)
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if cmd_status != None:
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error('Cannot query LyX about the lyx2lyx script.')
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re_msvc = re.compile(r'^(\s*)(Host type:)(\s+)(win32)$')
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re_sysdir = re.compile(r'^(\s*)(LyX files dir:)(\s+)(\S+)$')
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lines = cmd_stdout.splitlines()
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for line in lines:
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match = re_msvc.match(line)
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if match:
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# The LyX executable was built with MSVC, so the
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# "LyX files dir:" line is unusable
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basedir = os.path.dirname(os.path.dirname(full_path))
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tryit = os.path.join(basedir, 'Resources', 'lyx2lyx', 'lyx2lyx')
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break
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match = re_sysdir.match(line)
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if match:
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tryit = os.path.join(match.group(4), 'lyx2lyx', 'lyx2lyx')
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break
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if not os.access(tryit, os.X_OK):
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error('Unable to find the lyx2lyx script.')
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return tryit
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def main(args):
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ourprog = args[0]
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try:
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(options, argv) = getopt(args[1:], "htzl:o:")
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except:
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error(usage(ourprog))
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# we expect the filename to be left
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if len(argv) != 1:
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error(usage(ourprog))
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makezip = (os.name == 'nt')
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outdir = ""
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lyx2lyx = None
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for (opt, param) in options:
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if opt == "-h":
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print usage(ourprog)
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sys.exit(0)
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elif opt == "-t":
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makezip = False
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elif opt == "-z":
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makezip = True
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elif opt == "-l":
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lyx2lyx = param
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elif opt == "-o":
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outdir = param
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if not os.path.isdir(outdir):
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error('Error: "%s" is not a directory.' % outdir)
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lyxfile = argv[0]
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if not os.path.exists(lyxfile):
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error('File "%s" not found.' % lyxfile)
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# Check that it actually is a LyX document
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input = open(lyxfile, 'rU')
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line = input.readline()
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input.close()
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if not (line and line.startswith('#LyX')):
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error('File "%s" is not a LyX document.' % lyxfile)
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if makezip:
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import zipfile
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else:
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import tarfile
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ar_ext = ".tar.gz"
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if makezip:
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ar_ext = ".zip"
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ar_name = re_lyxfile.sub(ar_ext, abspath(lyxfile))
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if outdir:
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ar_name = os.path.join(abspath(outdir), os.path.basename(ar_name))
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path = string.split(os.environ["PATH"], os.pathsep)
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if lyx2lyx == None:
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lyx2lyx = find_lyx2lyx(ourprog)
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# Initialize the list with the specified LyX file and recursively
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# gather all required files (also from child documents).
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incfiles = [abspath(lyxfile)]
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gather_files(lyxfile, incfiles, lyx2lyx)
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# Find the topmost dir common to all files
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if len(incfiles) > 1:
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topdir = os.path.commonprefix(incfiles)
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# Check whether topdir is valid, as os.path.commonprefix() works on
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# a character by character basis, rather than on path elements.
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if not os.path.exists(topdir):
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topdir = os.path.dirname(topdir) + os.path.sep
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else:
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topdir = os.path.dirname(incfiles[0]) + os.path.sep
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# Remove the prefix common to all paths in the list
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i = 0
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while i < len(incfiles):
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incfiles[i] = string.replace(incfiles[i], topdir, '', 1)
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i += 1
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# Remove duplicates and sort the list
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incfiles = list(set(incfiles))
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incfiles.sort()
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if topdir != '':
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os.chdir(topdir)
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# Create the archive
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try:
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if makezip:
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zip = zipfile.ZipFile(ar_name, "w", zipfile.ZIP_DEFLATED)
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for file in incfiles:
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zip.write(file)
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zip.close()
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else:
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tar = tarfile.open(ar_name, "w:gz")
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for file in incfiles:
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tar.add(file)
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tar.close()
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except:
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error('Failed to create LyX archive "%s"' % ar_name)
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print 'LyX archive "%s" created successfully.' % ar_name
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return 0
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if __name__ == "__main__":
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main(sys.argv)
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