1 | ###########################################################################
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2 | #
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3 | # scriptutil.pm -- various useful utilities for the scripts
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4 | # A component of the Greenstone digital library software
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5 | # from the New Zealand Digital Library Project at the
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6 | # University of Waikato, New Zealand.
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7 | #
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8 | # Copyright (C) 1999 New Zealand Digital Library Project
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9 | #
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10 | # This program is free software; you can redistribute it and/or modify
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11 | # it under the terms of the GNU General Public License as published by
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12 | # the Free Software Foundation; either version 2 of the License, or
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13 | # (at your option) any later version.
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14 | #
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15 | # This program is distributed in the hope that it will be useful,
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16 | # but WITHOUT ANY WARRANTY; without even the implied warranty of
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17 | # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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18 | # GNU General Public License for more details.
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19 | #
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20 | # You should have received a copy of the GNU General Public License
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21 | # along with this program; if not, write to the Free Software
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22 | # Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
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23 | #
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24 | ###########################################################################
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25 |
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26 | package scriptutil;
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27 | no strict 'subs'; # allow barewords (eg STDERR) as function arguments
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28 | no strict 'refs'; # ...but allow filehandles to be variables and vice versa
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29 |
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30 | use gsprintf 'gsprintf';
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31 |
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32 | # returns $removeold, $keepold
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33 | sub check_removeold_and_keepold {
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34 |
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35 | my ($removeold, $keepold, $incremental, $dir, $collectcfg) = @_;
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36 |
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37 | if (($keepold && $removeold) || ($incremental && $removeold) ) {
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38 | gsprintf(STDERR, "{scripts.both_old_options}\n", $dir);
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39 | sleep(3); #just in case
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40 | return (1,0);
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41 |
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42 | }
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43 |
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44 | if (!$keepold && !$removeold && !$incremental) {
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45 | # we only look at config file options if we dont have these on the command line
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46 | if (defined $collectcfg->{'removeold'} && $collectcfg->{'removeold'} =~ /^true$/i ) {
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47 | $removeold = 1;
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48 | } elsif (defined $collectcfg->{'keepold'} && $collectcfg->{'keepold'} =~ /^true$/i) {
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49 | $keepold = 1;
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50 | } elsif (defined $collectcfg->{'incremental'} && $collectcfg->{'incremental'} =~ /^true$/i) {
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51 | $incremental = 1;
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52 | }
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53 | }
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54 |
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55 | if (!$keepold && !$removeold && !$incremental) {
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56 | gsprintf(STDERR, "{scripts.no_old_options} \n", $dir);
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57 | sleep(3); #just in case
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58 | return (1,0);
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59 | }
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60 |
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61 | # incremental implies keepold
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62 | if ($incremental) {
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63 | $keepold = 1;
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64 | }
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65 | return ($removeold, $keepold, $incremental);
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66 |
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67 | }
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68 |
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69 | 1;
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