| 1 | # lognestmonster Copyright (c) 2019 Joshua 'joshuas3' Stockin |
| 2 | # <https://github.com/JoshuaS3/lognestmonster/>. |
| 3 |
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| 4 |
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| 5 | # This file is part of lognestmonster. |
| 6 |
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| 7 | # lognestmonster is free software: you can redistribute it and/or modify |
| 8 | # it under the terms of the GNU General Public License as published by |
| 9 | # the Free Software Foundation, either version 3 of the License, or |
| 10 | # (at your option) any later version. |
| 11 |
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| 12 | # lognestmonster is distributed in the hope that it will be useful, |
| 13 | # but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 14 | # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| 15 | # GNU General Public License for more details. |
| 16 |
|
| 17 | # You should have received a copy of the GNU General Public License |
| 18 | # along with lognestmonster. If not, see <https://www.gnu.org/licenses/>. |
| 19 |
|
| 20 | from args import * |
| 21 | # yeah, I know argparse is a thing, but I don't like it... |
| 22 |
|
| 23 | def get_arg_from_indicator(indicator): |
| 24 | for option in ARGUMENT_OPTIONS: |
| 25 | if indicator in ARGUMENT_OPTIONS[option]["indicators"]: |
| 26 | return option |
| 27 | return None |
| 28 |
|
| 29 | def get_arg_valcount(name): |
| 30 | return ARGUMENT_OPTIONS[name]["valcount"] |
| 31 |
|
| 32 | def parseargs(argv): |
| 33 | options = {} |
| 34 | argn = 0 |
| 35 | while argn < len(argv): |
| 36 | arg = argv[argn] |
| 37 | if arg == "-": |
| 38 | if argn == len(argv)-1: # if it's the last argument, allow it |
| 39 | break |
| 40 | opt = get_arg_from_indicator(arg) |
| 41 | if argn is not len(argv) - 1 and opt is None: # is a flag/option but is not the Queue |
| 42 | options = "unknown flag/option '" + arg + "'" |
| 43 | return options |
| 44 | if opt in options: |
| 45 | options = "double definition of argument '" + arg + "'" |
| 46 | return options |
| 47 | if opt is not None: # opt _can_ be None due to the last argument being Queue |
| 48 | valcount = get_arg_valcount(opt) |
| 49 | if valcount > 0: |
| 50 | options[opt] = [] |
| 51 | for i in range(1, valcount+1): |
| 52 | if argn+1 < len(argv) - 1 and argv[argn+1].startswith("-") is not True: |
| 53 | options[opt].append(argv[argn + 1]) |
| 54 | argn += 1 |
| 55 | else: |
| 56 | options = "argument '" + arg + "' requires " + \ |
| 57 | str(valcount) + " " + (valcount is 1 and "value" or "values") + \ |
| 58 | ", only " + str(i-1) + " " + (i-1 is 1 and "was" or "were") + " given" |
| 59 | return options |
| 60 | else: |
| 61 | options[opt] = None |
| 62 | argn += 1 |
| 63 | return options |
| 64 |
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