use IO::File;
use HTTP::Request::Common ();
use POSIX;
+use LWP::UserAgent;
use strict;
use warnings;
&get_our_version &check_tsv_line
&pipethrough_prep &pipethrough_run
&pipethrough_run_along &pipethrough_run_finish
- &pipethrough_run_gzip
+ &pipethrough_run_gzip &http_useragent &version_core
+ &http_useragent_string_map
&cgipostform &yarrgpostform &cgi_get_caller
- &set_ctype_utf8);
+ &set_ctype_utf8 $masterinfoversion);
%EXPORT_TAGS = ( );
@EXPORT_OK = qw();
}
+our $masterinfoversion= 2; # version we understand
+
our %oceans; # eg $oceans{'Midnight'}{'Ruby'}{'Eta Island'}= $sources;
our %clients; # eg $clients{'ypp-sc-tools'}= [ qw(last-page) ];
our %routes; # eg $routes{'Midnight'}{'Orca'}{'Tinga'}= $sources NB abbrevs!
our (%pctb_commodmap,@pctb_commodmap);
my %colours; # eg $colours{'c'}{'black'}= $sources
-my @rawcm; # eg $rawcm[0]='fine rum'; $rawcm[1]='fine %c cloth'
-
-sub parse_info1 ($$) {
- my ($mmfn,$src)= @_;
- my $mm= new IO::File $mmfn, 'r' or die "$mmfn $!";
+my (@rawcm, @nocm); # eg $rawcm[0]='fine rum'; $rawcm[1]='fine %c cloth'
+
+# IMPORTANT
+# when extending the format of source-info in a non-backward
+# compatible way, be sure to update update-master-info too.
+
+sub parse_info1 ($$$) {
+ my ($mmfn,$src,$enoentok)= @_;
+ my $mm= new IO::File $mmfn, 'r';
+ if (!$mm) {
+ return if $enoentok && $!==&ENOENT;
+ die "$mmfn $!";
+ }
my @ctx= ();
while (<$mm>) {
next if m/^\s*\#/;
@ctx= (sub { $colours{$colourkind}{lc $_} .= $src; });
} elsif (m/^commods$/) {
@ctx= (sub { push @rawcm, lc $_; });
+ } elsif (m/^nocommods$/) {
+ @ctx= (sub { push @nocm, lc $_; });
} elsif (m/^ocean (\w+)$/) {
my $ocean= $1;
+ keys %{ $oceans{$ocean} };
@ctx= (sub {
$ocean or die; # ref to $ocean needed to work
# around a perl bug
my $arch= $_;
+ keys %{ $oceans{$ocean}{$arch} };
$ctx[1]= sub {
$oceans{$ocean}{$arch}{$_} .= $src;
};
#print "ca($s)\n";
if ($s !~ m/\%(\w+)/) {
my ($name, $props) = $s =~
- /^(\S[^\t]*\S)\t+(\S[^\t]*\S)$/
+ /^(\S[^\t]*\S)(?:\t+(\S[^\t]*\S))?$/
or die "bad commodspec $s";
+ return if grep { $name eq $_ } @nocm;
my $ucname= ucfirst $name;
$commods{$ucname}{Srcs} .= $ss;
my $c= $commods{$ucname};
$c->{Volume}= 1000;
- foreach my $prop (split /\s+/, $props) {
+ foreach my $prop (defined $props ? split /\s+/, $props : ()) {
if ($prop =~ m/^([1-9]\d*)(k?)g$/) {
$c->{Mass}= $1 * ($2 ? 1000 : 1);
} elsif ($prop =~m/^([1-9]\d*)l$/) {
die "unknown property $prop for $ucname";
}
}
- die "no mass for $ucname" unless defined $c->{Mass};
return;
}
die "unknown $&" unless defined $colours{$1};
}
sub parse_info_clientside () {
- my $yarrg= $ENV{'YPPSC_YARRG_DICT_UPDATE'};
- return unless $yarrg;
- my $master= fetch_with_rsync('info');
- parse_info1($master,'s');
- my $local= '_local-info.txt';
- if (stat $local) {
- parse_info1($local,'s');
- } else {
- die "$local $!" unless $! == &ENOENT;
- }
+ my $master= fetch_with_rsync("info-v$masterinfoversion");
+ parse_info1($master,'s',1);
+ parse_info1('_local-info.txt','s',1);
}
sub fetch_with_rsync ($) {
}
sub parse_info_serverside () {
- parse_info1('master-info.txt','s');
+ parse_info1('source-info.txt','s',0);
}
sub parse_info_serverside_ocean ($) {
my ($oceanname) = @_;
die "unknown ocean $oceanname ?" unless exists $oceans{$oceanname};
- parse_info1("ocean-".(lc $oceanname).".txt",'s');
+ parse_info1("_ocean-".(lc $oceanname).".txt", 's',0);
}
sub parse_pctb_commodmap () {
sub get_our_version ($$) {
my ($aref,$prefix) = @_;
$aref->{"${prefix}name"}= 'ypp-sc-tools yarrg';
- $aref->{"${prefix}fixes"}= 'lastpage';
-
- my $version= `git-describe --tags HEAD || echo 0unknown`; $? and die $?;
- chomp($version);
- $aref->{"${prefix}version"}= $version;
+ $aref->{"${prefix}fixes"}= 'lastpage checkpager';
+ $aref->{"${prefix}version"}= version_core();
return $aref;
# clientname "ypp-sc-tools"
# clientversion 2.1-g2e06a26 [from git-describe --tags HEAD]
# clientfixes "lastpage" [space separated list]
}
+sub version_core () {
+ my $version= `
+ if type -p git-describe >/dev/null 2>&1; then
+ gd=git-describe
+ else
+ gd="git describe"
+ fi
+ \$gd --tags HEAD || echo 0unknown
+ `; $? and die $?;
+ chomp($version);
+ return $version;
+}
+
sub pipethrough_prep () {
my $tf= IO::File::new_tmpfile() or die $!;
return $tf;
sub pipethrough_run_along ($$$@) {
my ($tf, $childprep, $cmd, @a) = @_;
+ $tf->error and die $!;
$tf->flush or die $!;
$tf->seek(0,0) or die $!;
my $fh= new IO::File;
setlocale(LC_CTYPE, "en.UTF-8");
}
+sub http_useragent_string_map ($$) {
+ my ($caller_lib_agent, $reason_style_or_caller) = @_;
+ $caller_lib_agent =~ y/A-Za-z/N-ZA-Mn-za-m/;
+ $caller_lib_agent =~ s/\s/_/g;
+ my $version= version_core();
+ return "yarrg/$version ($reason_style_or_caller)".
+ " $caller_lib_agent".
+ " (http://yarrg.chiark.net/intro)";
+}
+
+sub http_useragent ($) {
+ my ($who) = @_;
+ my $ua= LWP::UserAgent->new;
+ my $base= $ua->_agent();
+ $ua->agent(http_useragent_string_map($base, $who));
+ return $ua;
+}
+
1;