X-Git-Url: http://www.chiark.greenend.org.uk/ucgi/~yarrgweb/git?a=blobdiff_plain;f=yarrg%2FCommods.pm;h=59ad3e1384cf9dcab67d350a775a617ce9613ba6;hb=68843821b559b609abb26e50ed20171b108fb60c;hp=b58471ce43a9370a74aa8a6ec8eb11f51822ff62;hpb=0e0de455b99b0543128005437b8c931b348edb75;p=ypp-sc-tools.web-live.git

diff --git a/yarrg/Commods.pm b/yarrg/Commods.pm
index b58471c..59ad3e1 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;
@@ -40,7 +41,8 @@ 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 = ( );
@@ -247,7 +249,14 @@ 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
@@ -257,11 +266,7 @@ 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 () {
@@ -401,4 +406,22 @@ 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;