mirror of
https://git.lyx.org/repos/lyx.git
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f9de88c53c
Fedora ships these chmod 644 and has never seen a problem. The advantage to doing this is that it better controls what version of python we are using to launch the script, and it will reveal if we're somehow somewhere not controlling that properly.
328 lines
10 KiB
Python
Executable File
328 lines
10 KiB
Python
Executable File
# -*- 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, path):
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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, path)
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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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