Filter the list of Mastodon instances.
jetpack_mastodon_instance_list
jetpack_mastodon_instance_list-
filter jetpack_is_coming_soonFilters the is_coming_soon check.
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filter jetpack_is_private_siteFilters the is_private_site check.
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filter list_pagesFilters the page title when creating an HTML drop-down list of pages.
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filter jetpack_subscriptions_newsletter_feature_enabledEnable the Paid Newsletters feature in the block editor context.
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filter jetpack_are_blogging_prompts_enabledFilters whether blogging prompts are enabled.
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filter jetpack_blaze_enabledFilter to disable all Blaze functionality.
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action jetpack_on_blaze_initAction called after initializing Blaze.
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filter jetpack_podcast_feed_cache_timeoutFilter the number of seconds to cache a specific podcast URL for. The returned value will be ignored if it is null or not a valid integer. Note that this timeout will only work if the site is using the default `WP_Feed_Cache_Transient` cache implementation for RSS feeds, or their cache implementation relies on the `wp_feed_cache_transient_lifetime` filter.
Jetpack Developer Resources 