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-rw-r--r--Bugzilla/DB.pm59
1 files changed, 39 insertions, 20 deletions
diff --git a/Bugzilla/DB.pm b/Bugzilla/DB.pm
index 07b2c5fe9..b23c865c1 100644
--- a/Bugzilla/DB.pm
+++ b/Bugzilla/DB.pm
@@ -501,8 +501,7 @@ sub bz_add_fk {
my $col_def = $self->bz_column_info($table, $column);
if (!$col_def->{REFERENCES}) {
- $self->_check_references($table, $column, $def->{TABLE},
- $def->{COLUMN});
+ $self->_check_references($table, $column, $def);
print get_text('install_fk_add',
{ table => $table, column => $column, fk => $def })
. "\n" if Bugzilla->usage_mode == USAGE_MODE_CMDLINE;
@@ -1205,7 +1204,9 @@ sub _bz_populate_enum_table {
# This is used before adding a foreign key to a column, to make sure
# that the database won't fail adding the key.
sub _check_references {
- my ($self, $table, $column, $foreign_table, $foreign_column) = @_;
+ my ($self, $table, $column, $fk) = @_;
+ my $foreign_table = $fk->{TABLE};
+ my $foreign_column = $fk->{COLUMN};
my $bad_values = $self->selectcol_arrayref(
"SELECT DISTINCT $table.$column
@@ -1215,23 +1216,41 @@ sub _check_references {
AND $table.$column IS NOT NULL");
if (@$bad_values) {
- my $values = join(', ', @$bad_values);
- print <<EOT;
-
-ERROR: There are invalid values for the $column column in the $table
-table. (These values do not exist in the $foreign_table table, in the
-$foreign_column column.)
-
-Before continuing with checksetup, you will need to fix these values,
-either by deleting these rows from the database, or changing the values
-of $column in $table to point to valid values in $foreign_table.$foreign_column.
-
-The bad values from the $table.$column column are:
-$values
-
-EOT
- # I just picked a number above 2, to be considered "abnormal exit."
- exit 3;
+ my $delete_action = $fk->{DELETE} || '';
+ if ($delete_action eq 'CASCADE') {
+ $self->do("DELETE FROM $table WHERE $column IN ("
+ . join(',', ('?') x @$bad_values) . ")",
+ undef, @$bad_values);
+ if (Bugzilla->usage_mode == USAGE_MODE_CMDLINE) {
+ print "\n", get_text('install_fk_invalid_fixed',
+ { table => $table, column => $column,
+ foreign_table => $foreign_table,
+ foreign_column => $foreign_column,
+ 'values' => $bad_values, action => 'delete' }), "\n";
+ }
+ }
+ elsif ($delete_action eq 'SET NULL') {
+ $self->do("UPDATE $table SET $column = NULL
+ WHERE $column IN ("
+ . join(',', ('?') x @$bad_values) . ")",
+ undef, @$bad_values);
+ if (Bugzilla->usage_mode == USAGE_MODE_CMDLINE) {
+ print "\n", get_text('install_fk_invalid_fixed',
+ { table => $table, column => $column,
+ foreign_table => $foreign_table,
+ foreign_column => $foreign_column,
+ 'values' => $bad_values, action => 'null' }), "\n";
+ }
+ }
+ else {
+ print "\n", get_text('install_fk_invalid',
+ { table => $table, column => $column,
+ foreign_table => $foreign_table,
+ foreign_column => $foreign_column,
+ 'values' => $bad_values }), "\n";
+ # I just picked a number above 2, to be considered "abnormal exit"
+ exit 3
+ }
}
}