use base qw/DBIx::Class::Storage::DBI/;
use mro 'c3';
-use DBIx::Class::_Util 'modver_gt_or_eq';
+use DBIx::Class::_Util qw(modver_gt_or_eq sigwarn_silencer);
use DBIx::Class::Carp;
use Try::Tiny;
use namespace::clean;
described in L<RT#79576|https://rt.cpan.org/Public/Bug/Display.html?id=79576>.
In order to trigger the bug condition one needs to supply B<more than one>
-bind value that is an object with overloaded stringification (nummification
+bind value that is an object with overloaded stringification (numification
is not relevant, only stringification is). When this is the case the internal
DBIx::Class call to C<< $sth->bind_param >> would be executed in a way that
triggers the above-mentioned DBD::SQLite bug. As a result all the logs and
pointing to this section. This warning will be removed 2 years from now,
around April 2015, You can disable it after you've audited your data by
setting the C<DBIC_RT79576_NOWARN> environment variable. Note - the warning
-is emited only once per callsite per process and only when the condition in
-question is encountered. Thus it is very unlikey that your logsystem will be
+is emitted only once per callsite per process and only when the condition in
+question is encountered. Thus it is very unlikely that your logsystem will be
flooded as a result of this.
=back
# keeps the actual file handle open. We don't really want this to happen,
# so force-close the handle via DBI itself
#
- local $@; # so that we do not clober the real error as set above
+ local $@; # so that we do not clobber the real error as set above
eval { $dbh->disconnect }; # if it fails - it fails
undef; # the actual RV of _ping()
}
$sqltargs->{producer_args}{sqlite_version} = $dver;
}
+ $sqltargs->{quote_identifiers}
+ = !!$self->sql_maker->_quote_chars
+ if ! exists $sqltargs->{quote_identifiers};
+
$self->next::method($schema, $type, $version, $dir, $sqltargs, @rest);
}
sub bind_attribute_by_data_type {
- $_[1] =~ /^ (?: int(?:eger)? | (?:tiny|small|medium)int ) $/ix
- ? DBI::SQL_INTEGER()
+
+ # According to http://www.sqlite.org/datatype3.html#storageclasses
+ # all numeric types are dynamically allocated up to 8 bytes per
+ # individual value
+ # Thus it should be safe and non-wasteful to bind everything as
+ # SQL_BIGINT and have SQLite deal with storage/comparisons however
+ # it deems correct
+ $_[1] =~ /^ (?: int(?:[1248]|eger)? | (?:tiny|small|medium|big)int ) $/ix
+ ? DBI::SQL_BIGINT()
: undef
;
}
+# FIXME - what the flying fuck... work around RT#76395
+# DBD::SQLite warns on binding >32 bit values with 32 bit IVs
+sub _dbh_execute {
+ if (
+ (
+ DBIx::Class::_ENV_::IV_SIZE < 8
+ or
+ DBIx::Class::_ENV_::OS_NAME eq 'MSWin32'
+ )
+ and
+ ! defined $DBD::SQLite::__DBIC_CHECK_dbd_mishandles_bound_BIGINT
+ ) {
+ $DBD::SQLite::__DBIC_CHECK_dbd_mishandles_bound_BIGINT = (
+ modver_gt_or_eq('DBD::SQLite', '1.37')
+ ) ? 1 : 0;
+ }
+
+ local $SIG{__WARN__} = sigwarn_silencer( qr/
+ \Qdatatype mismatch: bind\E \s (?:
+ param \s+ \( \d+ \) \s+ [-+]? \d+ (?: \. 0*)? \Q as integer\E
+ |
+ \d+ \s type \s @{[ DBI::SQL_BIGINT() ]} \s as \s [-+]? \d+ (?: \. 0*)?
+ )
+ /x ) if (
+ (
+ DBIx::Class::_ENV_::IV_SIZE < 8
+ or
+ DBIx::Class::_ENV_::OS_NAME eq 'MSWin32'
+ )
+ and
+ $DBD::SQLite::__DBIC_CHECK_dbd_mishandles_bound_BIGINT
+ );
+
+ shift->next::method(@_);
+}
+
# DBD::SQLite (at least up to version 1.31 has a bug where it will
-# non-fatally nummify a string value bound as an integer, resulting
+# non-fatally numify a string value bound as an integer, resulting
# in insertions of '0' into supposed-to-be-numeric fields
# Since this can result in severe data inconsistency, remove the
-# bind attr if such a sitation is detected
+# bind attr if such a situation is detected
#
# FIXME - when a DBD::SQLite version is released that eventually fixes
-# this sutiation (somehow) - no-op this override once a proper DBD
+# this situation (somehow) - no-op this override once a proper DBD
# version is detected
sub _dbi_attrs_for_bind {
my ($self, $ident, $bind) = @_;
my $bindattrs = $self->next::method($ident, $bind);
+ if (! defined $DBD::SQLite::__DBIC_CHECK_dbd_can_bind_bigint_values) {
+ $DBD::SQLite::__DBIC_CHECK_dbd_can_bind_bigint_values
+ = modver_gt_or_eq('DBD::SQLite', '1.37') ? 1 : 0;
+ }
+
# an attempt to detect former effects of RT#79576, bug itself present between
# 0.08191 and 0.08209 inclusive (fixed in 0.08210 and higher)
my $stringifiable = 0;
- for (0.. $#$bindattrs) {
+ for my $i (0.. $#$bindattrs) {
- $stringifiable++ if ( length ref $bind->[$_][1] and overload::Method($bind->[$_][1], '""') );
+ $stringifiable++ if ( length ref $bind->[$i][1] and overload::Method($bind->[$i][1], '""') );
if (
- defined $bindattrs->[$_]
- and
- defined $bind->[$_][1]
+ defined $bindattrs->[$i]
and
- $bindattrs->[$_] eq DBI::SQL_INTEGER()
+ defined $bind->[$i][1]
and
- $bind->[$_][1] !~ /^ [\+\-]? [0-9]+ (?: \. 0* )? $/x
+ grep { $bindattrs->[$i] eq $_ } (
+ DBI::SQL_INTEGER(), DBI::SQL_TINYINT(), DBI::SQL_SMALLINT(), DBI::SQL_BIGINT()
+ )
) {
- carp_unique( sprintf (
- "Non-integer value supplied for column '%s' despite the integer datatype",
- $bind->[$_][0]{dbic_colname} || "# $_"
- ) );
- undef $bindattrs->[$_];
+ if ( $bind->[$i][1] !~ /^ [\+\-]? [0-9]+ (?: \. 0* )? $/x ) {
+ carp_unique( sprintf (
+ "Non-integer value supplied for column '%s' despite the integer datatype",
+ $bind->[$i][0]{dbic_colname} || "# $i"
+ ) );
+ undef $bindattrs->[$i];
+ }
+ elsif (
+ ! $DBD::SQLite::__DBIC_CHECK_dbd_can_bind_bigint_values
+ ) {
+ # unsigned 32 bit ints have a range of −2,147,483,648 to 2,147,483,647
+ # alternatively expressed as the hexadecimal numbers below
+ # the comparison math will come out right regardless of ivsize, since
+ # we are operating within 31 bits
+ # P.S. 31 because one bit is lost for the sign
+ if ($bind->[$i][1] > 0x7fff_ffff or $bind->[$i][1] < -0x8000_0000) {
+ carp_unique( sprintf (
+ "An integer value occupying more than 32 bits was supplied for column '%s' "
+ . 'which your version of DBD::SQLite (%s) can not bind properly so DBIC '
+ . 'will treat it as a string instead, consider upgrading to at least '
+ . 'DBD::SQLite version 1.37',
+ $bind->[$i][0]{dbic_colname} || "# $i",
+ DBD::SQLite->VERSION,
+ ) );
+ undef $bindattrs->[$i];
+ }
+ else {
+ $bindattrs->[$i] = DBI::SQL_INTEGER()
+ }
+ }
}
}