Filters Summary

An alphabetically-sorted list of available filters in Trellis, showing only the filter name and description. Click on a filter name for detailed information.
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mv_trellis_about_widget_image_height

Filters the height attribute to be set on the About Widget <img> tag.

mv_trellis_about_widget_image_width

Filters the width attribute to be set on the About Widget <img> tag.

mv_trellis_about_widget_image_size

Filters the size to be used when getting the About Widget image. This can be a Trellis image size, a WordPress image size, or a custom size.

mv_trellis_about_widget_image_sizes

Filters the sizes attribute value for the About Widget thumbnail.

mv_trellis_admin_runtime_dependencies

Filters the dependencies needed for the mv-trellis/runtime script.

mv_trellis_allowed_google_fonts

Filters the allowed Google Fonts list. Array keys are the labels provided to the settings and the values are the CSS values.

mv_trellis_allowed_non_google_fonts

Filters the allowed Non-Google Fonts list. Array keys are the labels provided to the settings and the values are the CSS values.

mv_trellis_always_scan_template_files

Filters if the template part files should be scanned on each page load. When set to False, Trellis will only scan template part files upon activation, update, or when clearing the Trellis cache.

mv_trellis_article_nav_image_orientation

Filters the image orientation for post navigation images.

mv_trellis_article_nav_image_res

Filters the resolution to be used when getting the post navigation image size.

mv_trellis_async_styles_ignore

Filters the style filepaths that are ignored from loading asynchronously on the front-end.

mv_trellis_base_gutters

Filters the base gutter sizes used for layout spacing. A value (in pixels) represents the amount of space to apply between layout elements. Uses the Layout Space value in Trellis Settings. Defaults to Comfortable.

mv_trellis_before_update_{$setting[‘slug’]}

Filters a Trellis setting before updating it in the options table. This provides a way to trigger an action before the value is saved.

For example, when changing the featured image size, a developer might want to make sure all of the image sizes used in the srcset are generated.

Filters the output of the child theme link shortcode. In Trellis Settings, if the Hide Mediavine/Trellis Footer Links setting is disabled, Trellis will display a link to the child theme in the footer.

mv_trellis_comments_template

Filters the comments template filepath. Defaults to an empty string so that the comments.php file from the theme is loaded.

Filters the copyright shortcode output.

mv_trellis_crit_css_min_file_size

Filters the minimum size (in bytes) expected for a Critical CSS file to be saved. If the generated Critical CSS for a post or page is below this threshold, Trellis will not create a Critical CSS file.

mv_trellis_critical_css_rate_limit_in_seconds

Filters the rate limit (in seconds) between requests for generating Critical CSS.

mv_trellis_critical_css_timeout_in_seconds

Filters the amount of time (in seconds) before another Critical CSS request can be made. Prevents sites with errors from continuing to make requests that will timeout.

mv_trellis_css_allowlist

Filters a list of regex values to keep in the Non-Critical CSS file. Partial selector names can be passed in the array to designate multiple selectors.

mv_trellis_css_force_keep

Filters a list of regex values to include in the Critical CSS file. Regex patterns must match CSS selectors. Partial selector names can be passed in the array to designate multiple selectors.

mv_trellis_css_vars

Filters the CSS variables to be output in a page. Returns an array of CSS variables in 'name' => 'value' format.

Filters the featured image size before it’s returned. Defaults to the value of the Featured Image Size in Trellis Settings.

mv_trellis_disable_add_async_attribute

Filters whether to return early, disabling asynchronous loading on all enqueued scripts.

mv_trellis_disable_convert_iframe_to_lazyload_when_enabled

Filters whether to return early, preventing the addition of a "loading=lazy" attribute to iframes.

mv_trellis_disable_convert_image_to_lazyload_when_enabled

Filters whether to return early, disabling the adding or modifying of a "loading=lazy" attribute to images.

mv_trellis_disable_eagerload_first_image

Filters whether to return early, disabling eager loading on the first image in post content.

mv_trellis_disable_lazy_load_classes

Filters an array of classes that are used to disable lazy loading for specific items.

mv_trellis_disable_ld_output_for_compatibility

Filters the addition of Trellis LD output for compatibility.

mv_trellis_disable_og_output_for_compatibility

Filters the addition of Trellis Open Graph output for compatibility.

mv_trellis_disable_og_plugin_slugs

(Deprecated in 0.17.0) Filters an array of plugin slugs that will disable Trellis Open Graph output if any are active.

mv_trellis_disable_process_images

Filters whether to return early, disabling the processing of all images.

mv_trellis_disable_{$this->slug}_compatibility

Filters whether to return early, disabling all compatibility code for the specified plugin slug. Compatibility code is written by Mediavine and corresponds to plugins listed in Trellis’ compatibility directory (mediavine-trellis/inc/compatibility).

mv_trellis_disable_seo_output_for_compatibility

Filters the addition of Trellis SEO output.

mv_trellis_disable_set_image_cls_aspect_styles

Filters whether to return early, disabling the addition of inline aspect ratio styles.

mv_trellis_disable_set_image_data_pin_attribute

Filters whether to return early, disabling the addition of the data-pin-media url.

mv_trellis_disable_set_image_dimensions

Filters whether to return early, disabling the setting of image dimensions.

mv_trellis_disable_svg_preload_first_image

Filters whether to return early, disabling the svg preload on the first image in post content.

mv_trellis_enable_lazy_load

Filters whether to return early, disabling Trellis lazy loading.

mv_trellis_enqueue_child_style

Filters whether the child style should be enqueued.

mv_trellis_enable_js_optimizations

Filters whether JavaScript optimizations are enabled. This is used by compatibility classes for JavaScript optimization plugins.

mv_trellis_entry_content_classes

Filters the classes added to the .entry-content <div>.

mv_trellis_excerpt_image_res

Filters the resolution to be used when getting the excerpt image size. Trellis includes the options of high, med_high, med, and low.

mv_trellis_excerpt_image_sizes

Filters the sizes attribute of the excerpt thumbnail images.

mv_trellis_featured_post_image_res

Filters the resolution to be used when getting the featured post thumbnail images. Trellis includes the options of high, med_high, med, and low.

mv_trellis_featured_post_image_sizes

Filters the featured post image sizes attribute.

mv_trellis_filter_{$post_type}_meta_fields

Filters the meta field blocks to be registered for this specific post type.

mv_trellis_filter_localized_font_types

Filters which font types/formats are allowed to be localized.

mv_trellis_flags

Filters the Trellis flags to look for in the submitted URL.

mv_trellis_force_disable_critical_css

Filters whether to stop a Critical CSS request.

mv_trellis_footer_copy_text

Filters the footer copyright text before being processed by the mv_trellis_copyright_shortcode shortcode.

mv_trellis_get_{$post_type}_meta_fields

Filters the meta fields for a specific post type.

mv_trellis_google_font_style_{$font_type}_default

Filters the font styles for all fonts.

mv_trellis_google_font_style_{$font_type}_{$sanitized_font_name}

Filters the font styles for a specified font.

mv_trellis_grow_sidebar_compatibility_styles

Filters style overrides for the Grow Social sidebar.

mv_trellis_grow_sidebar_margin_space

Filters the sidebar margin overrides for Grow Social. Helps to prevent Grow Social from covering content.

mv_trellis_grow_sidebar_media_query_max_width

Filters the media query max width style override for Grow Social.

mv_trellis_grow_sidebar_media_query_min_width

Filters the media query min width style override for Grow Social.

mv_trellis_hierarchy

Filters the hierarchy of the file search order.

mv_trellis_image_orientation

Filters the image orientation. This is the image size passed to mv_trellis_get_attachment_image_tag. Defaults to the value of the Featured Image Size in Trellis Settings.

mv_trellis_image_sizes

Filters the list of theme image sizes before they are returned.

mv_trellis_image_sizes_attribute

Filters the Trellis adjusted sizes attribute for an image.

mv_trellis_images_stop_process

(Only available if using Trellis Images) Filters whether to return early, disabling image processing.

mv_trellis_js_plugin_name

Filters the displayed plugin name responsible for disabling JavaScript optimizations.

mv_trellis_license_required_settings

Filters the array of settings dependent on a Trellis license.

Filters the HTML string for the link to the Trellis homepage that appears in the site footer.

mv_trellis_local_script_model

Filters the local model overrides for the Mediavine ad script wrapper.

mv_trellis_logo_sources

Filters the source tags for the site logo that are output in a picture element.

mv_trellis_match_image_dimensions

Filters whether Trellis should check if specified dimensions match the registered image size.

Filters the HTML string for the link to the Mediavine homepage in the site footer.

mv_trellis_memory_exceeded

Filters the result of Trellis’ memory limit being reached.

mv_trellis_memory_limit_percent

Filters the percentage of available WordPress memory as a decimal. Trellis uses this amount to determine if there is enough memory available for its batch processes.

mv_trellis_model_sidebar_breakpoint

Filters the value added to the model for the sidebar breakpoint. This is used by the Mediavine ad script wrapper so that ads are not served when the sidebar is pushed below the content.

mv_trellis_nonasync_js_handles

Filters the script handles that Trellis should not load asynchronously. Should match handles passed to wp_register_script.

mv_trellis_nonasync_js_urls

Filters the list of script source URLs that Trellis should not load asynchronously.

mv_trellis_nonasync_js_prefixes

Filters the list of handle prefixes where Trellis should not load scripts asynchronously. Prefixes should be at the start of the handles passed to wp_register_script.

mv_trellis_pages_pagination_args

Arguments to be passed to the_posts_pagination. Available arguments are described on the WordPress paginate_links function page.

mv_trellis_post_link_featured_image_sizes

Filters the post link featured image sizes attribute.

mv_trellis_process_content

Filters the DOMDocument for making changes before it’s output to the browser.

mv_trellis_resolution_sizes

Filters the resolution sizes to associate with image sizes.

mv_trellis_settings

Filters the theme settings. Used to add or modify theme settings whenever the settings are being built or rebuilt.

mv_trellis_settings_groups

Filters the Trellis Settings tabs or groups.

mv_trellis_settings_update

Filters the theme settings to be updated.

mv_trellis_sidebar_content

Filters the sidebar HTML output. Used internally to apply lazy loading attributes to images.

mv_trellis_site_title_logo_alt_text

Filters the site logo image alt text.

mv_trellis_site_title_logo_classes

Filters the logo <img> tag classes.

mv_trellis_site_title_shortcode

Filters the site title shortcode output displayed in the site footer.

mv_trellis_site_title_text_classes

Filters the site title tag classes.

mv_trellis_skip_eagerload_classes

Filters a list of image classes that will not be eager loaded.

mv_trellis_sw_ignore

Filters the paths to be ignored by the service worker.

mv_trellis_the_title

Filters the page title.

mv_trellis_top_breadcrumbs_placement

Filters the action hook called for the breadcrumb output near the top of pages.

mv_trellis_web_stories_compatibility_styles

Filters the Web Stories compatibility style overrides.

Filters the HTML string for the link to WordPress in the site footer.

mvt_processing_css_status_timeout

Filters the expiration timestamp for when a Critical CSS request process should timeout.

mvt_requires_default_wp_fields

Filters whether default WordPress Core comment fields should be used in the comments_form call in comments.php. If Trellis Comments are enabled, WordPress comment fields are not used.