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|
#!/usr/bin/perl
#
# vim: ts=4:noet
#
# sbofind
# script to locate something in a local SlackBuilds tree.
#
# authors: Jacob Pipkin <j@dawnrazor.net>
# Luke Williams <xocel@iquidus.org>
# Andreas Guldstrand <andreas.guldstrand@gmail.com>
# license: WTFPL <http://sam.zoy.org/wtfpl/COPYING>
use 5.16.0;
use strict;
use warnings FATAL => 'all';
use SBO::Lib qw/ slackbuilds_or_fetch slurp script_error open_read get_build_queue %config $slackbuilds_txt $repo_path show_version in indent get_from_info /;
use File::Basename;
use Getopt::Long qw(:config bundling);
my $self = basename($0);
sub show_usage {
print <<"EOF";
Usage: $self (search_term)
Options:
-h|--help:
this screen.
-v|--verison:
version information.
-e|--exact:
only exact matching.
-t|--no-tags:
exclude tags from search.
-i|--info:
show the .info for each found item.
-r|--readme:
show the README for each found item.
-q|--queue:
show the build queue for each found item.
Example:
$self libsexy
EOF
return 1;
}
my ($help, $vers, $search_exact, $exclude_tags, $show_info, $show_readme, $show_queue);
GetOptions(
'help|h' => \$help,
'version|v' => \$vers,
'exact|e' => \$search_exact,
'no-tags|t' => \$exclude_tags,
'info|i' => \$show_info,
'readme|r' => \$show_readme,
'queue|q' => \$show_queue,
);
if ($help) { show_usage(); exit 0 }
if ($vers) { show_version(); exit 0 }
if (!@ARGV) { show_usage(); exit 1 }
my $search = $ARGV[0];
# if we can't find SLACKBUILDS.TXT in $config{HOME}, prompt to fetch the tree
slackbuilds_or_fetch();
# find anything with $search in its name
sub perform_search {
script_error 'perform_search requires an argument.' unless @_ == 1;
my $search_arg = shift;
my $search_tag_re = $search_exact ? qr/^(\S+).*(:\s|,)\b\Q$search_arg\E\b(,|$)/i : qr/^(\S+):\s.*\Q$search_arg\E/i;
my $search_name_re = $search_exact ? qr/\Q$search_arg\E/i : qr/.*\Q$search_arg\E.*/i;
# first get a bunch of names from the TAGS.txt if it's available
my $tags_file = "$config{SBO_HOME}/repo/TAGS.txt";
my @names;
if (!$exclude_tags && -f $tags_file) {
_race::cond('$tags_file may be deleted after -f check');
my ($t_fh, $t_exit) = open_read "$config{SBO_HOME}/repo/TAGS.txt";
unless ($t_exit) {
while (my $line = <$t_fh>) {
if ($line =~ $search_tag_re) {
push @names, $1;
}
}
}
}
my $loc_regex = qr/LOCATION:\s+\.?(.*)$/;
my ($fh, $exit) = open_read $slackbuilds_txt;
if ($exit) {
warn $fh;
exit $exit;
}
my (%local, @findings);
FIRST: while (my $line = <$fh>) {
if ($line =~ /NAME:\s+(.*)$/) {
my $name = $1;
# Try to match either one of the names from TAGS.txt or the search string
my $names = @names;
# Whenever we find an element equal to $name, throw it away (and
# replace with last element rather than shifting stuff around)
for (reverse @names) { $_ = pop @names if $_ eq $name; }
# next if $name didn't match either one of @names or $search_name_re
if ($names == @names and $name !~ $search_name_re) { next FIRST; }
# We only reach this point if $name matched one of @names, or if
# $search_name_re matched
# If the name matches a local override, use its location
if ($config{LOCAL_OVERRIDES} ne 'FALSE' and -d "$config{LOCAL_OVERRIDES}/$name") {
push @findings, {name => $name, location => "$config{LOCAL_OVERRIDES}/$name", local => 1 };
$local{$name} = 1;
next FIRST;
}
# Otherwise the location should be in the next line
LOCATION: {
my $loc_line = <$fh>;
if (my ($location) = $loc_line =~ $loc_regex) {
push @findings, {name => $name, location => $repo_path . $location};
next FIRST;
} else {
redo LOCATION; # But if it isn't, we try again...
}
}
}
}
if ($config{LOCAL_OVERRIDES} ne 'FALSE') {
opendir(my $dh, $config{LOCAL_OVERRIDES});
while (my $dir = readdir($dh)) {
next if $local{$dir};
if ($dir =~ $search_name_re or in($dir, @names)) {
push @findings, {name => $dir, location => "$config{LOCAL_OVERRIDES}/$dir", local => 1 };
}
}
closedir $dh;
}
return \@findings;
}
# pull the contents of a file into a variable and format it for output
sub get_file_contents {
script_error 'get_file_contents requires an argument.' unless @_ == 1;
my $file = shift;
my $contents = slurp($file);
return "Unable to open $file.\n" unless defined $contents;
return "\n" . indent 6, $contents;
}
# get build queue and return it as a single line.
sub show_build_queue {
script_error('show_build_queue requires an argument.') unless @_ == 1;
my $queue = get_build_queue([shift], {});
return join(" ", @$queue);
}
my $findings = perform_search($search);
# pretty formatting
if (exists $$findings[0]) {
for my $hash (@$findings) {
my $name = $hash->{name};
my $location = $hash->{location};
my $version = get_from_info(LOCATION => $location, GET => 'VERSION')->[0];
my $sbo = "SBo: "; $sbo = "Local: " if $hash->{local};
say "$sbo $name $version";
say "Path: $location";
say "info: ". get_file_contents("$location/$name.info") if $show_info;
say "README: ". get_file_contents("$location/README") if $show_readme;
say "Queue: ". show_build_queue($name) if $show_queue;
say '';
}
} else {
say "Nothing found for search term: $search";
}
exit 0;
|
