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authorEric Wong <e@80x24.org>2019-04-17 10:49:15 +0000
committerEric Wong <e@80x24.org>2019-04-18 06:07:24 +0000
commit7973bc101755b13a1381579c5ee60a716da6ffe1 (patch)
treece11296f73d80e27726e012bcc1dabed53059532
parentca5467dff19e404f7b2d263ce32357edbda1f795 (diff)
downloadpublic-inbox-7973bc101755b13a1381579c5ee60a716da6ffe1.tar.gz
This will be used for generating an HTML listing for v1 inboxes,
at least.  The logic for this follows that of grokmirror,
and we may dynamically generate manifest.js.gz natively...
-rw-r--r--lib/PublicInbox/Git.pm18
-rw-r--r--t/git.fast-import-data2
-rw-r--r--t/git.t5
3 files changed, 24 insertions, 1 deletions
diff --git a/lib/PublicInbox/Git.pm b/lib/PublicInbox/Git.pm
index 8a96e10c..236f70c1 100644
--- a/lib/PublicInbox/Git.pm
+++ b/lib/PublicInbox/Git.pm
@@ -312,6 +312,24 @@ sub commit_title ($$) {
         ($$buf =~ /\r?\n\r?\n([^\r\n]+)\r?\n?/)[0]
 }
 
+# returns the modified time of a git repo, same as the "modified" field
+# of a grokmirror manifest
+sub modified ($) {
+        my ($self) = @_;
+        my $modified = 0;
+        my $fh = popen($self, qw(rev-parse --branches));
+        defined $fh or return $modified;
+        local $/ = "\n";
+        foreach my $oid (<$fh>) {
+                chomp $oid;
+                my $buf = cat_file($self, $oid) or next;
+                $$buf =~ /^committer .*?> (\d+) [\+\-]?\d+/sm or next;
+                my $cmt_time = $1;
+                $modified = $cmt_time if $cmt_time > $modified;
+        }
+        $modified || time;
+}
+
 1;
 __END__
 =pod
diff --git a/t/git.fast-import-data b/t/git.fast-import-data
index 4a105ee7..6d5159dd 100644
--- a/t/git.fast-import-data
+++ b/t/git.fast-import-data
@@ -90,7 +90,7 @@ data 78
 commit refs/heads/master
 mark :13
 author AU Thor <e@example.com> 0 +0000
-committer AU Thor <e@example.com> 0 +0000
+committer AU Thor <e@example.com> 749520000 +0000
 data 18
 add git submodule
 from :11
diff --git a/t/git.t b/t/git.t
index d637e63b..5b612b8e 100644
--- a/t/git.t
+++ b/t/git.t
@@ -23,6 +23,7 @@ use_ok 'PublicInbox::Git';
 
 {
         my $gcf = PublicInbox::Git->new($dir);
+        is($gcf->modified, 749520000, 'modified time detected from commit');
         my $f = 'HEAD:foo.txt';
         my @x = $gcf->check($f);
         is(scalar @x, 3, 'returned 3 element array for existing file');
@@ -146,6 +147,10 @@ if ('alternates reloaded') {
         ok($gcf->cleanup(time - 30), 'cleanup did not expire');
         ok(!$gcf->cleanup(time + 30), 'cleanup can expire');
         ok(!$gcf->cleanup, 'cleanup idempotent');
+
+        my $t = $gcf->modified;
+        ok($t <= time, 'repo not modified in the future');
+        isnt($t, 0, 'repo not modified in 1970')
 }
 
 use_ok 'PublicInbox::Git', qw(git_unquote git_quote);