Last change
on this file since 29546 was 29546, checked in by Jeremy Symon, 9 years ago |
Arch package now automatically sets the owner of the web directory to the tomcat user. The functionality is also implemented for the other package managers, but not yet tested.
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File size:
1.6 KB
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1 | package Greenstone::Config;
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2 |
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3 | use strict;
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4 | use warnings;
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5 | use utf8;
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6 | use Greenstone::Helpers;
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7 |
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8 | # Formats an array
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9 | sub replacement_array {
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10 | die "Array handling must be defined by implementation";
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11 | }
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12 |
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13 | # Determines the value to replace a variable with
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14 | sub replacement {
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15 | my ($self, $var) = @_;
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16 | my $val = $self->{config}->{$var};
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17 | die "'$var' was not defined!" unless (defined $val);
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18 | if (ref $val eq 'ARRAY') {
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19 | return $self->replacement_array ($val);
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20 | } else {
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21 | return $val;
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22 | }
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23 | }
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24 |
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25 | # Substitutes variables with their value
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26 | sub subst {
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27 | my $self = shift;
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28 | for (@_) {
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29 | s/@([\w]+)@/$self->replacement($1)/ge;
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30 | }
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31 | return @_;
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32 | }
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33 |
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34 | # Reads a config file into the config hashmap
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35 | sub readconf {
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36 | my ($self, $conf) = @_;
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37 | $self->{config} = {} unless exists $self->{config};
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38 | open CONF, '<', $conf
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39 | or die "Failed to open '$conf' for reading: $!";
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40 | my $var;
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41 | while (my $line = <CONF>) {
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42 | if (empty $line or comment $line) {
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43 | $var = undef;
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44 | } elsif (defined $var and $line =~ /^\s/) {
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45 | trim $line;
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46 | $self->subst ($line);
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47 | escape $line;
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48 | push @{$self->{config}->{$var}}, $line;
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49 | } else {
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50 | ($var, my $val) = trim (split ":", $line, 2);
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51 | defined $var and defined $val or die "Invalid variable assignment: '$line'";
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52 | if (empty $val) {
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53 | $self->{config}->{$var} = [];
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54 | } else {
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55 | $self->subst ($val);
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56 | escape $val;
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57 | $self->{config}->{$var} = $val;
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58 | }
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59 | }
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60 | }
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61 | close CONF;
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62 | }
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63 |
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64 | 1;
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