X-Git-Url: http://www.chiark.greenend.org.uk/ucgi/~yarrgweb/git?p=ypp-sc-tools.db-test.git;a=blobdiff_plain;f=yarrg%2FCommods.pm;h=372fe16f51544081e9378d68563a91a5b38868df;hp=9c8281876f334b99578e73622cf95f00e9ec6259;hb=3ca67ce14212ba4421029d7b8db90f03f106c67c;hpb=555b3391b3cd9967a29b219fff242b583137d2b8

diff --git a/yarrg/Commods.pm b/yarrg/Commods.pm
index 9c82818..372fe16 100644
--- a/yarrg/Commods.pm
+++ b/yarrg/Commods.pm
@@ -24,6 +24,7 @@ package Commods;
 use IO::File;
 use HTTP::Request::Common ();
 use POSIX;
+use LWP::UserAgent;
 
 use strict;
 use warnings;
@@ -41,7 +42,8 @@ BEGIN {
 		      &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 $masterinfoversion);
     %EXPORT_TAGS = ( );
@@ -232,7 +234,14 @@ sub get_our_version ($$) {
     my ($aref,$prefix) = @_;
     $aref->{"${prefix}name"}= 'ypp-sc-tools yarrg';
     $aref->{"${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
@@ -242,11 +251,7 @@ sub get_our_version ($$) {
 	\$gd --tags HEAD || echo 0unknown
     `; $? and die $?;
     chomp($version);
-    $aref->{"${prefix}version"}= $version;
-    return $aref;
-    # clientname	"ypp-sc-tools"
-    # clientversion	2.1-g2e06a26  [from git-describe --tags HEAD]
-    # clientfixes	"lastpage"  [space separated list]
+    return $version;
 }
 
 sub pipethrough_prep () {
@@ -386,4 +391,22 @@ sub set_ctype_utf8 () {
     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;