From f438c3aee114497ce57cc3569589e690dbe1a0c3 Mon Sep 17 00:00:00 2001
From: Olivier Thauvin <nanardon@mageia.org>
Date: Mon, 4 Oct 2010 09:48:15 +0000
Subject: - limit countries list to one having mirrors

---
 lib/MGA/Mirrors/DB.pm             | 55 +++++++++++++++++++++++++++++++++++++--
 root/html/includes/mirrorslist.tt |  2 +-
 2 files changed, 54 insertions(+), 3 deletions(-)

diff --git a/lib/MGA/Mirrors/DB.pm b/lib/MGA/Mirrors/DB.pm
index 4e71e5b..1c79d8b 100644
--- a/lib/MGA/Mirrors/DB.pm
+++ b/lib/MGA/Mirrors/DB.pm
@@ -115,6 +115,18 @@ sub country_info {
     $res
 }
 
+sub country_list_with_mirror {
+    my ($self) = @_;
+    my $list = $self->db->prepare(q{
+        select * from countries where code in (select country from hosts
+        join toplevel_urls on toplevel_urls.hostname = hosts.hostname)
+        order by name
+    });
+    $list->execute;
+    return $list->fetchall_arrayref({});
+}
+
+
 sub country_list {
     my ($self) = @_;
     my $list = $self->db->prepare(q{
@@ -145,6 +157,41 @@ sub arch_list {
     return $list->fetchall_hashref([qw(arch)]);
 }
 
+sub mirror_level {
+    my ($self, $hostname) = @_;
+    my $minfo = $self->find_mirrors({
+            hostname => $hostname
+        });
+    if (my $mir = @{ $minfo || []}[0]) {
+        if ($mir->{syncfrom}) {
+            return $self->_mirror_level($hostname);
+        } else {
+            return
+        }
+    } else {
+        return;
+    }
+}
+
+sub _mirror_level {
+    my ($self, $hostname, @prev) = @_;
+    return if (grep { $hostname eq $_ } @prev);
+    my $minfo = $self->find_mirrors({
+            hostname => $hostname
+        });
+    if (my $mir = @{ $minfo || []}[0]) {
+        if ($mir->{syncfrom}) {
+            my $res = $self->_mirror_level($mir->{syncfrom}, $hostname, @prev);
+            return defined($res) ? $res + 1 : undef;
+        } else {
+            return 0;
+        }
+    } else {
+        return 0;
+    }
+}
+
+
 sub mirror_validity {
     my ($self, $uri) = @_;
     my $listf = $self->db->prepare(q{
@@ -252,7 +299,7 @@ sub find_mirrors {
         coalesce(hosts.latitude, countries.latitude) as latitude,
         coalesce(hosts.longitude, countries.longitude) as longitude
         from hosts
-        left join countries on countries.code = hosts.country
+        join countries on countries.code = hosts.country
         where hosts.hostname in (select hostname from toplevel_urls %s)
         %s
     };
@@ -327,10 +374,14 @@ sub _find_distributions {
     my ($self, $filters, $key) = @_;
 
     my $query = q{
-    select *, toplevel_urls.path || distributions.relpath as path from hosts
+    select *, toplevel_urls.path || distributions.relpath as path,
+        coalesce(hosts.latitude, countries.latitude) as latitude,
+        coalesce(hosts.longitude, countries.longitude) as longitude
+    from hosts
     join toplevel_urls on toplevel_urls.hostname = hosts.hostname
     join distributions_validity on toplevel_urls.key = distributions_validity.urlskey
     join distributions on distributions.dkey = distributions_validity.distributionkey
+    join countries on countries.code = hosts.country
     };
 
     my @vals;
diff --git a/root/html/includes/mirrorslist.tt b/root/html/includes/mirrorslist.tt
index d10d5de..3332a54 100644
--- a/root/html/includes/mirrorslist.tt
+++ b/root/html/includes/mirrorslist.tt
@@ -1,7 +1,7 @@
 <form action="[% c.uri_for() %]" METHOD="POST">
 <select name="country">
 <option value="">--</option>
-[% FOREACH country = c.model('Mirrors').country_list %]
+[% FOREACH country = c.model('Mirrors').country_list_with_mirror %]
 <option value="[% country.code %]" [% "selected=select" IF country.code == c.req.param('country') %]>[% country.name | html %]</option>
 [% END %]
 </select>
-- 
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