@@ -460,7 +460,7 @@ function wp_install_defaults( $user_id ) {
460460 * Delete any caps that snuck into the previously active blog. (Hardcoded to blog 1 for now.)
461461 * TODO: Get previous_blog_id.
462462 */
463- if ( ! is_super_admin ( $ user_id ) && 1 != $ user_id ) {
463+ if ( ! is_super_admin ( $ user_id ) && 1 !== $ user_id ) {
464464 $ wpdb ->delete (
465465 $ wpdb ->usermeta ,
466466 array (
@@ -639,16 +639,16 @@ function wp_new_blog_notification( $blog_title, $blog_url, $user_id, $password )
639639 *
640640 * @since 2.1.0
641641 *
642- * @global int $wp_current_db_version The old (current) database version.
643- * @global int $wp_db_version The new database version.
642+ * @global int $wp_current_db_version The old (current) database version.
643+ * @global int $wp_db_version The new database version.
644644 */
645645 function wp_upgrade () {
646646 global $ wp_current_db_version , $ wp_db_version ;
647647
648- $ wp_current_db_version = __get_option ( 'db_version ' );
648+ $ wp_current_db_version = ( int ) __get_option ( 'db_version ' );
649649
650650 // We are up to date. Nothing to do.
651- if ( $ wp_db_version == $ wp_current_db_version ) {
651+ if ( $ wp_db_version === $ wp_current_db_version ) {
652652 return ;
653653 }
654654
@@ -700,10 +700,10 @@ function wp_upgrade() {
700700function upgrade_all () {
701701 global $ wp_current_db_version , $ wp_db_version ;
702702
703- $ wp_current_db_version = __get_option ( 'db_version ' );
703+ $ wp_current_db_version = ( int ) __get_option ( 'db_version ' );
704704
705705 // We are up to date. Nothing to do.
706- if ( $ wp_db_version == $ wp_current_db_version ) {
706+ if ( $ wp_db_version === $ wp_current_db_version ) {
707707 return ;
708708 }
709709
@@ -926,7 +926,7 @@ function upgrade_100() {
926926 foreach ( $ allposts as $ post ) {
927927 // Check to see if it's already been imported.
928928 $ cat = $ wpdb ->get_row ( $ wpdb ->prepare ( "SELECT * FROM $ wpdb ->post2cat WHERE post_id = %d AND category_id = %d " , $ post ->ID , $ post ->post_category ) );
929- if ( ! $ cat && 0 != $ post ->post_category ) { // If there's no result.
929+ if ( ! $ cat && 0 !== ( int ) $ post ->post_category ) { // If there's no result.
930930 $ wpdb ->insert (
931931 $ wpdb ->post2cat ,
932932 array (
@@ -1099,7 +1099,7 @@ function upgrade_130() {
10991099 // Some versions have multiple duplicate option_name rows with the same values.
11001100 $ options = $ wpdb ->get_results ( "SELECT option_name, COUNT(option_name) AS dupes FROM ` $ wpdb ->options ` GROUP BY option_name " );
11011101 foreach ( $ options as $ option ) {
1102- if ( 1 != $ option ->dupes ) { // Could this be done in the query?
1102+ if ( $ option ->dupes > 1 ) { // Could this be done in the query?
11031103 $ limit = $ option ->dupes - 1 ;
11041104 $ dupe_ids = $ wpdb ->get_col ( $ wpdb ->prepare ( "SELECT option_id FROM $ wpdb ->options WHERE option_name = %s LIMIT %d " , $ option ->option_name , $ limit ) );
11051105 if ( $ dupe_ids ) {
@@ -1449,7 +1449,7 @@ function upgrade_230() {
14491449 $ links = $ wpdb ->get_results ( "SELECT link_id, link_category FROM $ wpdb ->links " );
14501450 if ( ! empty ( $ links ) ) {
14511451 foreach ( $ links as $ link ) {
1452- if ( 0 == $ link ->link_category ) {
1452+ if ( 0 === ( int ) $ link ->link_category ) {
14531453 continue ;
14541454 }
14551455 if ( ! isset ( $ link_cat_id_map [ $ link ->link_category ] ) ) {
@@ -1674,7 +1674,7 @@ function upgrade_290() {
16741674 * Previously, setting depth to 1 would redundantly disable threading,
16751675 * but now 2 is the minimum depth to avoid confusion.
16761676 */
1677- if ( get_option ( 'thread_comments_depth ' ) == ' 1 ' ) {
1677+ if ( 1 === ( int ) get_option ( 'thread_comments_depth ' ) ) {
16781678 update_option ( 'thread_comments_depth ' , 2 );
16791679 update_option ( 'thread_comments ' , 0 );
16801680 }
@@ -2551,7 +2551,7 @@ function upgrade_network() {
25512551 $ upgrade = false ;
25522552 $ indexes = $ wpdb ->get_results ( "SHOW INDEXES FROM $ wpdb ->signups " );
25532553 foreach ( $ indexes as $ index ) {
2554- if ( 'domain_path ' === $ index ->Key_name && 'domain ' === $ index ->Column_name && 140 ! = $ index ->Sub_part ) {
2554+ if ( 'domain_path ' === $ index ->Key_name && 'domain ' === $ index ->Column_name && ' 140 ' != = $ index ->Sub_part ) {
25552555 $ upgrade = true ;
25562556 break ;
25572557 }
@@ -3121,7 +3121,7 @@ function dbDelta( $queries = '', $execute = true ) { // phpcs:ignore WordPress.N
31213121 $ fieldtype_base = strtok ( $ fieldtype_without_parentheses , ' ' );
31223122
31233123 // Is actual field type different from the field type in query?
3124- if ( $ tablefield ->Type != $ fieldtype ) {
3124+ if ( $ tablefield ->Type !== $ fieldtype ) {
31253125 $ do_change = true ;
31263126 if ( in_array ( $ fieldtype_lowercased , $ text_fields , true ) && in_array ( $ tablefield_type_lowercased , $ text_fields , true ) ) {
31273127 if ( array_search ( $ fieldtype_lowercased , $ text_fields , true ) < array_search ( $ tablefield_type_lowercased , $ text_fields , true ) ) {
@@ -3161,7 +3161,7 @@ function dbDelta( $queries = '', $execute = true ) { // phpcs:ignore WordPress.N
31613161 // Get the default value from the array.
31623162 if ( preg_match ( "| DEFAULT '(.*?)'|i " , $ cfields [ $ tablefield_field_lowercased ], $ matches ) ) {
31633163 $ default_value = $ matches [1 ];
3164- if ( $ tablefield ->Default != $ default_value ) {
3164+ if ( $ tablefield ->Default !== $ default_value ) {
31653165 // Add a query to change the column's default value
31663166 $ cqueries [] = "ALTER TABLE {$ table } ALTER COLUMN ` {$ tablefield ->Field }` SET DEFAULT ' {$ default_value }' " ;
31673167
@@ -3200,7 +3200,7 @@ function dbDelta( $queries = '', $execute = true ) { // phpcs:ignore WordPress.N
32003200 'fieldname ' => $ tableindex ->Column_name ,
32013201 'subpart ' => $ tableindex ->Sub_part ,
32023202 );
3203- $ index_ary [ $ keyname ]['unique ' ] = ( 0 == $ tableindex ->Non_unique ) ? true : false ;
3203+ $ index_ary [ $ keyname ]['unique ' ] = ( ' 0 ' = == $ tableindex ->Non_unique ) ? true : false ;
32043204 $ index_ary [ $ keyname ]['index_type ' ] = $ tableindex ->Index_type ;
32053205 }
32063206
@@ -3552,7 +3552,7 @@ function make_site_theme() {
35523552
35533553 // Make the new site theme active.
35543554 $ current_template = __get_option ( 'template ' );
3555- if ( WP_DEFAULT_THEME == $ current_template ) {
3555+ if ( WP_DEFAULT_THEME === $ current_template ) {
35563556 update_option ( 'template ' , $ template );
35573557 update_option ( 'stylesheet ' , $ template );
35583558 }
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