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authorlpsolit%gmail.com <>2005-07-20 20:29:32 +0200
committerlpsolit%gmail.com <>2005-07-20 20:29:32 +0200
commit0f832a59ab1a0670b7c3f2fb52cb2131bffc1dbc (patch)
tree14ce6e26abdda43d435e9c96a275cbddcb434252 /Bugzilla
parent5f9f484fadbdc28be6b0c6b9ab0b67b6fd4d0e9c (diff)
downloadbugzilla-0f832a59ab1a0670b7c3f2fb52cb2131bffc1dbc.tar.gz
bugzilla-0f832a59ab1a0670b7c3f2fb52cb2131bffc1dbc.tar.xz
Bug 285112: Move ValidateBugID out of CGI.pl - Patch by Frédéric Buclin <LpSolit@gmail.com> r=joel,wicked a=justdave
Diffstat (limited to 'Bugzilla')
-rwxr-xr-xBugzilla/Bug.pm46
1 files changed, 45 insertions, 1 deletions
diff --git a/Bugzilla/Bug.pm b/Bugzilla/Bug.pm
index 32030a7c2..a82df3b69 100755
--- a/Bugzilla/Bug.pm
+++ b/Bugzilla/Bug.pm
@@ -50,7 +50,7 @@ use Bugzilla::Error;
use base qw(Exporter);
@Bugzilla::Bug::EXPORT = qw(
AppendComment ValidateComment
- bug_alias_to_id ValidateBugAlias
+ bug_alias_to_id ValidateBugAlias ValidateBugID
RemoveVotes CheckIfVotedConfirmed
);
@@ -1102,6 +1102,50 @@ sub CheckIfVotedConfirmed {
# Field Validation
#
+# Validates and verifies a bug ID, making sure the number is a
+# positive integer, that it represents an existing bug in the
+# database, and that the user is authorized to access that bug.
+# We detaint the number here, too.
+sub ValidateBugID {
+ my ($id, $field) = @_;
+ my $dbh = Bugzilla->dbh;
+ my $user = Bugzilla->user;
+
+ # Get rid of white-space around the ID.
+ $id = trim($id);
+
+ # If the ID isn't a number, it might be an alias, so try to convert it.
+ my $alias = $id;
+ if (!detaint_natural($id)) {
+ $id = bug_alias_to_id($alias);
+ $id || ThrowUserError("invalid_bug_id_or_alias",
+ {'bug_id' => $alias,
+ 'field' => $field });
+ }
+
+ # Modify the calling code's original variable to contain the trimmed,
+ # converted-from-alias ID.
+ $_[0] = $id;
+
+ # First check that the bug exists
+ $dbh->selectrow_array("SELECT bug_id FROM bugs WHERE bug_id = ?", undef, $id)
+ || ThrowUserError("invalid_bug_id_non_existent", {'bug_id' => $id});
+
+ return if (defined $field && ($field eq "dependson" || $field eq "blocked"));
+
+ return if $user->can_see_bug($id);
+
+ # The user did not pass any of the authorization tests, which means they
+ # are not authorized to see the bug. Display an error and stop execution.
+ # The error the user sees depends on whether or not they are logged in
+ # (i.e. $user->id contains the user's positive integer ID).
+ if ($user->id) {
+ ThrowUserError("bug_access_denied", {'bug_id' => $id});
+ } else {
+ ThrowUserError("bug_access_query", {'bug_id' => $id});
+ }
+}
+
# ValidateBugAlias:
# Check that the bug alias is valid and not used by another bug. If
# curr_id is specified, verify the alias is not used for any other