Ticket #29286: 29286.diff

src/wp-admin/js/plugin-install.js

@@ -38 +38 @@
                 tb_position();
         });
 
-        $('.plugin-card').on( 'click', 'a.thickbox', function() {
-                tb_click.call(this);
+        $('.plugin-card').on( 'click', function( e ) {
+                // Don't trigger thickbox if a link that doesn't have the proper class to do so (EGs: link to dev site & install button).
+                if ( $( e.target ).is( 'a' ) && ! $( e.target ).is( 'a.thickbox' ) )
+                        return true;
 
+                tb_click.call( $('a.thickbox', this)[0] ); // use the URL of the first thickbox link in the card
+
                 $('#TB_title').css({'background-color':'#222','color':'#cfcfcf'});
                 $('#TB_ajaxWindowTitle').html( '<strong>' + plugininstallL10n.plugin_information + '</strong>&nbsp;' + $(this).data( 'title' ) );
                 $('#TB_iframeContent').attr( 'title', plugininstallL10n.plugin_information + ' ' + $(this).data( 'title' ) );