mirror of
https://git.lyx.org/repos/lyx.git
synced 2024-11-24 18:43:37 +00:00
104 lines
3.4 KiB
Python
Executable File
104 lines
3.4 KiB
Python
Executable File
#! /usr/bin/python3
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# file lyxpaperview.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 Jürgen Spitzmüller
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# This draws on a bash script and conceptual idea by Pavel Sanda
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# Full author contact details are available in file CREDITS
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# This script searches the home directory for a PDF or PS
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# file with a name containing specific keywords (year and author by default).
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# If found, it returns the path(s), separated by \n.
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import os, sys, subprocess
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def message(message):
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sys.stderr.write("lyxpaperview: %s\n" % message)
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def error(message):
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sys.stderr.write("lyxpaperview error: %s\n" % message)
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exit(1)
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def usage(prog_name):
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msg = "Usage: %s titletoken-1 [titletoken-2] ... [titletoken-n]\n" \
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" Each title token must occur in the filename (at an arbitrary position).\n" \
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" You might use quotes to enter multi-word tokens"
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return msg % prog_name
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# Copied from lyxpreview_tools.py
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# PATH and PATHEXT environment variables
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path = os.environ["PATH"].split(os.pathsep)
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extlist = ['']
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if "PATHEXT" in os.environ:
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extlist += os.environ["PATHEXT"].split(os.pathsep)
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extlist.append('.py')
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def find_exe(candidates):
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global extlist, path
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for command in candidates:
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prog = command.split()[0]
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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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# The thing is in the PATH already (or we wouldn't
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# have found it). Return just the basename to avoid
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# problems when the path to the executable contains
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# spaces.
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if full_path.lower().endswith('.py'):
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return command.replace(prog, '"%s" "%s"'
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% (sys.executable, full_path))
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return command
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return None
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def find(args, path):
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if os.name != 'nt':
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# use locate if possible (faster)
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if find_exe(['locate']):
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p1 = subprocess.Popen(['locate', '-i', args[0].lower()], stdout=subprocess.PIPE)
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px = subprocess.Popen(['grep', '-Ei', r'\.pdf$|\.ps$'], stdin=p1.stdout, stdout=subprocess.PIPE)
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for arg in args:
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if arg == args[0]:
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# have this already
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continue
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px = subprocess.Popen(['grep', '-i', arg], stdin=px.stdout, stdout=subprocess.PIPE)
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p1.stdout.close()
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output = px.communicate()
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return output[0].decode("utf8").strip('\n')
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# FIXME add something for windows as well?
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# Maybe dir /s /b %WINDIR%\*author* | findstr .*year.*\."ps pdf"
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for root, dirs, files in os.walk(path):
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for fname in files:
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lfname = fname.lower()
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if lfname.endswith(('.pdf', '.ps')):
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caught = True
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for arg in args:
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if lfname.find(arg.lower()) == -1:
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caught = False
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break
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if caught:
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return os.path.join(root, fname)
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return ""
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def main(argv):
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progname = argv[0]
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args = sys.argv[1:]
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if len(args) < 1:
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error(usage(progname))
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result = find(args, path = os.environ["HOME"])
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print(result)
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exit(0)
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if __name__ == "__main__":
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main(sys.argv)
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