48 lines
962 B
Perl
48 lines
962 B
Perl
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#!/usr/bin/env perl
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use strict;
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use utf8;
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use Getopt::Std;
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use POSIX qw(strftime);
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use Tie::File;
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$::VERSION = "1.0.0";
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getopts("ne", \my %opts);
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my $metavar;
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if (defined $opts{n}) {
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# "new" post
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$metavar = "created";
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} elsif (defined $opts{e}) {
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# "edited" post
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$metavar = "modified";
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} else {
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die "Neither -n[ew] nor -e[dited] are defined!";
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}
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my $pretty_date = strftime "%Y-%m-%d %H:%M", localtime;
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my $fname = shift @ARGV;
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tie my @fharr, 'Tie::File', $fname or die $!;
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my $done = 0;
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for (@fharr) {
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if (s/^$metavar=.+/$metavar=$pretty_date/) {
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print "$fname:$.: Overwriting existing \`$metavar\'\n";
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$done++;
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}
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if (s/^(---)$/$metavar=$pretty_date\n$1/) {
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print "$fname:$.: Inserting new \`$metavar\'\n";
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$done++;
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}
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last if ($done);
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}
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if (!$done) {
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print "$fname: No content and no \`$metavar\', inserting at end\n";
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push @fharr, "$metavar=$pretty_date";
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}
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untie @fharr;
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