rlp

#!/usr/bin/env python

import sys
import getopt
import subprocess
import os
import os.path

settings = {
        "dsided" : False,
        "printer" : "bookman",
        "host" : "myrtle",
        "rdir" : "/home/cug/eb771/print/"
        }

def usage():
    sys.stderr.write("Usage: rlp [args] file1 file2 ...\n")
    sys.stderr.write("  -2 \t\tSelect double sided mode\n")
    sys.stderr.write("  -d ptr\tSelect printer\n")
    sys.stderr.write("  -h\t\tShow this help\n")
    sys.stderr.flush()

try:
    opts, args = getopt.getopt(sys.argv[1:], "2d:h", ["double-sided", "help", "printer="])
except getopt.GetoptError, err:
    sys.stderr.write(str(err) + "\n")
    sys.stderr.flush()
    usage()
    sys.exit(1)

for o, v in opts:
    if (o == "-2"):
        settings["dsided"] = True
    elif (o == "-d"):
        settings["printer"] = v
    elif (o == "-h"):
        usage()
        exit(0)
    else:
        sys.stderr.write("getopt failure\n")
        sys.stderr.flush()
        sys.exit(1)

if len(args) == 0:
    sys.stderr.write("No file argument\n");
    sys.stderr.flush()
    sys.exit(1)

for f in args:

    converted = False

    pipe = subprocess.Popen("file %s" % f, shell=True, bufsize=256, stdout=subprocess.PIPE).stdout
    magic = pipe.readline()
    pipe.close()

    if ("PDF document" in magic):
        print("Converting PDF to PostScript...")
        # note pdf2ps sucks and pdftops works
        os.system("pdftops %s %s.ps" % (f, f))
        f = "%s.ps" % f
    elif ("PostScript" not in magic):
        sys.stderr.write("error: %s is not postscript\n" % f)
        sys.stderr.write("     : %s" % magic)
        sys.stderr.write("     : skipping this file\n")
        sys.stderr.flush()
        continue

    base = os.path.basename(f)

    os.system("scp %s %s:%s" % (f, settings["host"], settings["rdir"]))

    if (settings["dsided"]):
        cmd = "ssh %s \"psdouble %s%s | lp -d%s\"" % (settings["host"], settings["rdir"], base, settings["printer"])
    else:
        cmd = "ssh %s lp -d%s %s%s" % (settings["host"], settings["printer"], settings["rdir"], base)

    print(cmd)
    os.system(cmd)

    if (converted):
        os.unlink(f)

    os.system("ssh %s rm %s%s" % (settings["host"], settings["rdir"], base))