Thumbnail Slider With Lightbox

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date() is affected by runtime timezone changes which can cause date/time to be incorrectly displayed. Use gmdate() instead.

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Resource version not set in call to wp_enqueue_script(). This means new versions of the script may not always be loaded due to browser caching.

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In footer ($in_footer) is not set explicitly wp_enqueue_script; It is recommended to load scripts in the footer. Please set this value to `true` to load it in the footer, or explicitly `false` if it should be loaded in the header.

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strip_tags() is discouraged. Use the more comprehensive wp_strip_all_tags() instead.

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Detected usage of a non-sanitized, non-validated input variable _SERVER: "http://{$_SERVER['HTTP_HOST']}{$_SERVER['REQUEST_URI']}"

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rename() is discouraged. Use WP_Filesystem::move() to rename a file.

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image_resize() has been deprecated since WordPress version 3.5.0. Use wp_get_image_editor() instead.

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Unescaped parameter $table_name used in $wpdb->query()

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Attempting a database schema change is discouraged.

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Use placeholders and $wpdb->prepare(); found interpolated variable $table_name at "ALTER TABLE $table_name ADD `slider_id` int(11) DEFAULT '1' "

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Hook names invoked by a theme/plugin should start with the theme/plugin prefix. Found: "rtswl_responsive_thumbnail_slider_with_lightbox_meta_caps".

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Processing form data without nonce verification.

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File operations should use WP_Filesystem methods instead of direct PHP filesystem calls. Found: fclose().

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File operations should use WP_Filesystem methods instead of direct PHP filesystem calls. Found: fopen().

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File operations should use WP_Filesystem methods instead of direct PHP filesystem calls. Found: fwrite().