Abstract_Jetpack_Site::is_vip() – This function returns false for a check as to whether a site is a VIP site or not.
Abtest::request_variation() – Perform the request for a variation of a provided A/B test from WP.com.
Blocks::is_gutenberg_version_available() – Check to see if a minimum version of Gutenberg is available. Because a Gutenberg version is not available in php if the Gutenberg plugin is not installed, if we know which minimum WP release has the required version we can optionally fall back to that.
Classic_Search::has_vip_index() – Does this site have a VIP index Get the version number to use when loading the file. Allows us to bypass cache when developing.
Client::validate_args_for_wpcom_json_api_request() – Validate and build arguments for a WordPress.com REST API request.
Connections_Post_Field::is_valid_for_context() – Ensure that our request matches its expected context.
current_visitor_can_access() – Determines if the current user can view the protected content of the given block.
Data_Settings::is_valid_filter_setting() – Determines whether the filter setting is valid. The setting array is in the correct format (associative or indexed).
Endpoints::validate_non_neg_int() – Validates that the parameter is a non-negative integer (includes 0).
enrich_video_meta() – Enrich video information with extra data we can retrieve from the media library.
Error_Handler::verify_xml_rpc_error() – Handles verification that a xml rpc error is legit and came from WordPres.com
get_css_vars() – It generates a string with CSS variables according to the block colors, prefixing each one with `–jetpack-podcast-player’.
Helper_Script_Manager::verify_file_header() – Checks that a file exists, is readable, and has the expected header.
Helper::get_asset_version() – Get the version number to use when loading the file. Allows us to bypass cache when developing.
Helper::get_widget_tracks_value() – Determine what Tracks value should be used when updating a widget.
Identity_Crisis::validate_sync_error_idc_option() – Checks whether the sync_error_idc option is valid or not, and if not, will do cleanup.
is_development_version() – Whether Jetpack Search Package’s version maps to a public release, or a development version.
Jetpack_Calypsoify::filter_views() – Remove the parentheses from list table view counts when Calypsofied.
Jetpack_Carousel::asset_version() – Returns the value of the applied jp_carousel_asset_version filter
jetpack_flickr_video_to_shortcode() – Transforms embed to shortcode on save when the video param is used.
Jetpack_Gallery_Widget::allowed_values() – Return a multi-dimensional array of allowed values (and their labels) for all widget form elements
jetpack_get_future_removed_version() – Get the major version number of Jetpack 6 months after provided version.
Jetpack_Gutenberg::blocks_variation() – Determine whether a site should use the default set of blocks, or a custom set.
Jetpack_Gutenberg::get_asset_version() – Get the version number to use when loading the file. Allows us to bypass cache when developing.
Jetpack_Gutenberg::is_gutenberg_version_available() – Check to see if a minimum version of Gutenberg is available. Because a Gutenberg version is not available in php if the Gutenberg plugin is not installed, if we know which minimum WP release has the required version we can optionally fall back to that.
Jetpack_JSON_API_Endpoint::validate_call() – Switches to the blog and checks current user capabilities.
Jetpack_Likes::is_likes_visible() – Stub for is_likes_visible, since some themes were calling it directly from this class
jetpack_post_likes_update_value() – Callback to set switch_like_status post_meta when jetpack_likes_enabled is updated.
jetpack_post_sharing_update_value() – Callback to set sharing_disabled post_meta when the jetpack_sharing_enabled field is updated.
Jetpack_ReCaptcha::verify() – Calls the reCAPTCHA siteverify API to verify whether the user passes CAPTCHA test.
Jetpack_Recommendations::should_recommend_videopress() – Should we provide a recommendation for videopress? This method exists to facilitate unit testing
jetpack_responsive_videos_maybe_wrap_oembed() – Check if oEmbed is a `$video_patterns` provider video before wrapping.
jetpack_responsive_videos_remove_wrap_oembed() – Remove the Jetpack Responsive video wrapper in embed blocks.
Jetpack_Search::get_asset_version() – Get the version number to use when loading the file. Allows us to bypass cache when developing.
Jetpack_Search::has_vip_index() – Does this site have a VIP index Get the version number to use when loading the file. Allows us to bypass cache when developing.
Jetpack_SEO_Titles::are_valid_title_formats() – Checks if a given format conforms to predefined SEO title templates.