PluginProbe
Kit (formerly ConvertKit) – Email Newsletter, Email Marketing, Membership, Subscribers and Landing Pages / 2.4.9
Kit (formerly ConvertKit) – Email Newsletter, Email Marketing, Membership, Subscribers and Landing Pages v2.4.9
3.4.2 3.4.1 3.4.0 3.3.9 3.3.8 3.3.7 3.3.6 3.3.5 3.3.4 3.3.3 3.3.2 3.3.1 2.2.0 2.2.1 2.2.2 2.2.3 2.2.4 2.2.5 2.2.6 2.2.7 2.2.8 2.2.9 2.3.0 2.3.1 2.3.2 All 195 releases
← All changes | includes/functions.php +29 -449 3.4.22.4.9 View file →
@@ -16,9 +16,8 @@
16 16 function convertkit_plugin_activate( $network_wide ) {
17 17
18 18 // Initialise Plugin.
19 19 $convertkit = WP_ConvertKit();
20 - $convertkit->initialize();
21 20
22 21 // Check if we are on a multisite install, activating network wide, or a single install.
23 22 if ( ! is_multisite() || ! $network_wide ) {
24 23 // Single Site activation.
@@ -58,9 +57,8 @@
58 57 }
59 58
60 59 // Initialise Plugin.
61 60 $convertkit = WP_ConvertKit();
62 - $convertkit->initialize();
63 61
64 62 // Run installation routine.
65 63 switch_to_blog( $site_or_blog_id );
66 64 $convertkit->get_class( 'setup' )->activate();
@@ -78,9 +76,8 @@
78 76 function convertkit_plugin_deactivate( $network_wide ) {
79 77
80 78 // Initialise Plugin.
81 79 $convertkit = WP_ConvertKit();
82 - $convertkit->initialize();
83 80
84 81 // Check if we are on a multisite install, activating network wide, or a single install.
85 82 if ( ! is_multisite() || ! $network_wide ) {
86 83 // Single Site activation.
@@ -118,9 +115,9 @@
118 115
119 116 // If public Custom Post Types can be fetched, include them now.
120 117 if ( function_exists( 'get_post_types' ) ) {
121 118 // Get public Custom Post Types.
122 - $custom_post_types = (array) get_post_types(
119 + $custom_post_types = get_post_types(
123 120 array(
124 121 'public' => true,
125 122
126 123 // Don't include WordPress' built in Post Types, such as attachment, revisino and nav_menu_item.
@@ -127,12 +124,15 @@
127 124 '_builtin' => false,
128 125 )
129 126 );
130 127
131 - $post_types = array_merge(
132 - $post_types,
133 - array_keys( $custom_post_types )
134 - );
128 + // Sanity check an array was returned.
129 + if ( is_array( $custom_post_types ) ) {
130 + $post_types = array_merge(
131 + $post_types,
132 + array_keys( $custom_post_types )
133 + );
134 + }
135 135 }
136 136
137 137 /**
138 138 * Defines the Post Types that support ConvertKit Forms.
@@ -147,28 +147,8 @@
147 147
148 148 }
149 149
150 150 /**
151 - * Determines whether the current user can create and publish the given Post Type.
152 - *
153 - * @since 3.3.9
154 - *
155 - * @param string $post_type Post Type.
156 - * @return bool User can create and publish Post Type.
157 - */
158 -function convertkit_user_can_create_published_post_type( $post_type ) {
159 -
160 - $post_type_object = get_post_type_object( $post_type );
161 -
162 - if ( ! $post_type_object ) {
163 - return false;
164 - }
165 -
166 - return current_user_can( $post_type_object->cap->create_posts ) && current_user_can( $post_type_object->cap->publish_posts );
167 -
168 -}
169 -
170 -/**
171 151 * Helper method to get supported Post Types for Restricted Content (Member's Content)
172 152 *
173 153 * @since 2.1.0
174 154 *
@@ -254,32 +234,8 @@
254 234
255 235 }
256 236
257 237 /**
258 - * Helper method to get registered plugin sidebars.
259 - *
260 - * @since 3.3.0
261 - *
262 - * @return array Plugin sidebars
263 - */
264 -function convertkit_get_plugin_sidebars() {
265 -
266 - $plugin_sidebars = array();
267 -
268 - /**
269 - * Registers plugin sidebars for the WordPress block editor.
270 - *
271 - * @since 3.3.0
272 - *
273 - * @param array $plugin_sidebars Plugin sidebars.
274 - */
275 - $plugin_sidebars = apply_filters( 'convertkit_plugin_sidebars', $plugin_sidebars );
276 -
277 - return $plugin_sidebars;
278 -
279 -}
280 -
281 -/**
282 238 * Helper method to get registered pre-publish actions.
283 239 *
284 240 * @since 2.4.0
285 241 *
@@ -302,105 +258,8 @@
302 258
303 259 }
304 260
305 261 /**
306 - * Helper method to get registered importers that can replace third party
307 - * form shortcodes and blocks with Kit form shortcodes and blocks.
308 - *
309 - * @since 3.1.7
310 - *
311 - * @return array Importers.
312 - */
313 -function convertkit_get_form_importers() {
314 -
315 - $importers = array();
316 -
317 - /**
318 - * Registers form importers for the ConvertKit Plugin.
319 - *
320 - * @since 3.1.7
321 - *
322 - * @param array $importers Importers.
323 - */
324 - $importers = apply_filters( 'convertkit_get_form_importers', $importers );
325 -
326 - return $importers;
327 -
328 -}
329 -
330 -/**
331 - * Helper method to get registered abilities.
332 - *
333 - * @since 3.4.0
334 - *
335 - * @return array Abilities.
336 - */
337 -function convertkit_get_abilities() {
338 -
339 - $abilities = array();
340 -
341 - /**
342 - * Registers abilities for the Kit Plugin.
343 - *
344 - * @since 3.4.0
345 - *
346 - * @param array $abilities Abilities.
347 - */
348 - $abilities = apply_filters( 'convertkit_abilities', $abilities );
349 -
350 - return $abilities;
351 -
352 -}
353 -
354 -/**
355 - * Helper method to get registered MCP resources.
356 - *
357 - * @since 3.4.2
358 - *
359 - * @return array Resources.
360 - */
361 -function convertkit_get_resources() {
362 -
363 - $resources = array();
364 -
365 - /**
366 - * Registers MCP resources for the Kit Plugin.
367 - *
368 - * @since 3.4.2
369 - *
370 - * @param array $resources Resources.
371 - */
372 - $resources = apply_filters( 'convertkit_resources', $resources );
373 -
374 - return $resources;
375 -
376 -}
377 -
378 -/**
379 - * Helper method to get registered MCP prompts.
380 - *
381 - * @since 3.4.2
382 - *
383 - * @return array Prompts.
384 - */
385 -function convertkit_get_prompts() {
386 -
387 - $prompts = array();
388 -
389 - /**
390 - * Registers MCP prompts for the Kit Plugin.
391 - *
392 - * @since 3.4.2
393 - *
394 - * @param array $prompts Prompts.
395 - */
396 - $prompts = apply_filters( 'convertkit_prompts', $prompts );
397 -
398 - return $prompts;
399 -
400 -}
401 -
402 -/**
403 262 * Helper method to return the Plugin Settings Link
404 263 *
405 264 * @since 1.9.6
406 265 *
@@ -455,9 +314,9 @@
455 314 'utm_source' => 'wordpress',
456 315 'utm_term' => get_locale(),
457 316 'utm_content' => 'convertkit',
458 317 ),
459 - 'https://app.kit.com/users/signup'
318 + 'https://app.convertkit.com/users/signup'
460 319 );
461 320
462 321 }
463 322
@@ -475,9 +334,9 @@
475 334 'utm_source' => 'wordpress',
476 335 'utm_term' => get_locale(),
477 336 'utm_content' => 'convertkit',
478 337 ),
479 - 'https://app.kit.com/'
338 + 'https://app.convertkit.com/'
480 339 );
481 340
482 341 }
483 342
@@ -495,21 +354,21 @@
495 354 'utm_source' => 'wordpress',
496 355 'utm_term' => get_locale(),
497 356 'utm_content' => 'convertkit',
498 357 ),
499 - 'https://app.kit.com/account_settings/billing/'
358 + 'https://app.convertkit.com/account_settings/billing/'
500 359 );
501 360
502 361 }
503 362
504 363 /**
505 - * Helper method to return the URL the user needs to visit on the ConvertKit app to create a new Form or Landing Page.
364 + * Helper method to return the URL the user needs to visit on the ConvertKit app to obtain their API Key and Secret.
506 365 *
507 - * @since 2.2.3
366 + * @since 1.9.6.1
508 367 *
509 - * @return string ConvertKit App URL
368 + * @return string ConvertKit App URL.
510 369 */
511 -function convertkit_get_new_form_url() {
370 +function convertkit_get_api_key_url() {
512 371
513 372 return add_query_arg(
514 373 array(
515 374 'utm_source' => 'wordpress',
@@ -515,21 +374,21 @@
515 374 'utm_source' => 'wordpress',
516 375 'utm_term' => get_locale(),
517 376 'utm_content' => 'convertkit',
518 377 ),
519 - 'https://app.kit.com/forms/new/'
378 + 'https://app.convertkit.com/account_settings/advanced_settings/'
520 379 );
521 380
522 381 }
523 382
524 383 /**
525 - * Helper method to return the URL the user needs to visit to edit ConvertKit forms.
384 + * Helper method to return the URL the user needs to visit on the ConvertKit app to create a new Form or Landing Page.
526 385 *
527 386 * @since 2.2.3
528 387 *
529 - * @return string ConvertKit Form Editor URL.
388 + * @return string ConvertKit App URL
530 389 */
531 -function convertkit_get_form_editor_url() {
390 +function convertkit_get_new_form_url() {
532 391
533 392 return add_query_arg(
534 393 array(
535 394 'utm_source' => 'wordpress',
@@ -535,21 +394,21 @@
535 394 'utm_source' => 'wordpress',
536 395 'utm_term' => get_locale(),
537 396 'utm_content' => 'convertkit',
538 397 ),
539 - 'https://app.kit.com/forms'
398 + 'https://app.convertkit.com/forms/new/'
540 399 );
541 400
542 401 }
543 402
544 403 /**
545 - * Helper method to return the URL the user needs to visit on the ConvertKit app to create a new Landing Page.
404 + * Helper method to return the URL the user needs to visit to edit ConvertKit forms.
546 405 *
547 - * @since 2.5.5
406 + * @since 2.2.3
548 407 *
549 - * @return string ConvertKit App URL
408 + * @return string ConvertKit Form Editor URL.
550 409 */
551 -function convertkit_get_new_landing_page_url() {
410 +function convertkit_get_form_editor_url() {
552 411
553 412 return add_query_arg(
554 413 array(
555 414 'utm_source' => 'wordpress',
@@ -555,9 +414,9 @@
555 414 'utm_source' => 'wordpress',
556 415 'utm_term' => get_locale(),
557 416 'utm_content' => 'convertkit',
558 417 ),
559 - 'https://app.kit.com/pages/new/'
418 + 'https://app.convertkit.com/forms'
560 419 );
561 420
562 421 }
563 422
@@ -575,9 +434,9 @@
575 434 'utm_source' => 'wordpress',
576 435 'utm_term' => get_locale(),
577 436 'utm_content' => 'convertkit',
578 437 ),
579 - 'https://app.kit.com/subscribers/'
438 + 'https://app.convertkit.com/subscribers/'
580 439 );
581 440
582 441 }
583 442
@@ -595,9 +454,9 @@
595 454 'utm_source' => 'wordpress',
596 455 'utm_term' => get_locale(),
597 456 'utm_content' => 'convertkit',
598 457 ),
599 - 'https://app.kit.com/campaigns/'
458 + 'https://app.convertkit.com/campaigns/'
600 459 );
601 460
602 461 }
603 462
@@ -617,9 +476,9 @@
617 476 'utm_term' => get_locale(),
618 477 'utm_content' => 'convertkit',
619 478 ),
620 479 sprintf(
621 - 'https://app.kit.com/campaigns/%s/draft',
480 + 'https://app.convertkit.com/campaigns/%s/draft',
622 481 $broadcast_id
623 482 )
624 483 );
625 484
@@ -639,42 +498,14 @@
639 498 'utm_source' => 'wordpress',
640 499 'utm_term' => get_locale(),
641 500 'utm_content' => 'convertkit',
642 501 ),
643 - 'https://app.kit.com/products/new/'
502 + 'https://app.convertkit.com/products/new/'
644 503 );
645 504
646 505 }
647 506
648 507 /**
649 - * Helper method to enqueue the frontend CSS file.
650 - *
651 - * @since 3.2.0
652 - */
653 -function convertkit_enqueue_frontend_css() {
654 -
655 - wp_enqueue_style( 'convertkit-frontend', CONVERTKIT_PLUGIN_URL . 'resources/frontend/css/frontend.css', array(), CONVERTKIT_PLUGIN_VERSION );
656 -
657 -}
658 -
659 -/**
660 - * Helper method to enqueue the frontend JS file.
661 - *
662 - * @since 3.2.0
663 - */
664 -function convertkit_enqueue_frontend_js() {
665 -
666 - wp_enqueue_script(
667 - 'convertkit-js',
668 - CONVERTKIT_PLUGIN_URL . 'resources/frontend/js/dist/frontend.min.js',
669 - array(),
670 - CONVERTKIT_PLUGIN_VERSION,
671 - true
672 - );
673 -
674 -}
675 -
676 -/**
677 508 * Helper method to enqueue Select2 scripts for use within the ConvertKit Plugin.
678 509 *
679 510 * @since 1.9.6.4
680 511 */
@@ -723,255 +554,4 @@
723 554 // Return file's contents.
724 555 return $contents;
725 556
726 557 }
727 -
728 -/**
729 - * Returns a dropdown field commonly used for settings, comprising of:
730 - * - Do not subscribe
731 - * - Subscribe
732 - * - Subscribe to Form
733 - *
734 - * @since 2.5.2
735 - *
736 - * @param string $name Field name.
737 - * @param string $value Field value.
738 - * @param string $id Field ID attribute.
739 - * @param string $css_class Field CSS class(es).
740 - * @param string $context Resource context.
741 - * @param bool|array $additional_options Additional <option> key/value pairs.
742 - */
743 -function convertkit_get_subscription_dropdown_field( $name, $value, $id, $css_class = '', $context = '', $additional_options = false ) { // phpcs:ignore Generic.CodeAnalysis.UnusedFunctionParameter
744 -
745 - // Load resource classes.
746 - $forms = new ConvertKit_Resource_Forms( $context );
747 - $tags = new ConvertKit_Resource_Tags( $context );
748 - $sequences = new ConvertKit_Resource_Sequences( $context );
749 -
750 - ob_start();
751 - include CONVERTKIT_PLUGIN_PATH . '/views/backend/subscription-dropdown-field.php';
752 - $output = trim( ob_get_clean() );
753 -
754 - // Return output.
755 - return $output;
756 -
757 -}
758 -
759 -/**
760 - * Helper method to safely call get_current_screen(), returning false
761 - * if the function is not available or returns null.
762 - *
763 - * Otherwise returns the given WP_Screen property.
764 - *
765 - * @since 2.5.9
766 - *
767 - * @param string $property WP_Screen property to return.
768 - * @return bool|string
769 - */
770 -function convertkit_get_current_screen( $property ) {
771 -
772 - // Bail if we cannot determine the screen.
773 - if ( ! function_exists( 'get_current_screen' ) ) {
774 - return false;
775 - }
776 -
777 - // Get screen.
778 - $screen = get_current_screen();
779 -
780 - // Bail if the screen couldn't be determined.
781 - if ( is_null( $screen ) ) {
782 - return false;
783 - }
784 -
785 - // Return property.
786 - return $screen->$property;
787 -
788 -}
789 -
790 -/**
791 - * Outputs the Intercom help widget script.
792 - *
793 - * @since 2.7.2
794 - */
795 -function convertkit_output_intercom_messenger() {
796 -
797 - ?>
798 - <script>
799 - const KIT_INTERCOM_APP_ID = 'e4n3xtxz';
800 - window.intercomSettings = {
801 - api_base: 'https://api-iam.intercom.io',
802 - app_id: KIT_INTERCOM_APP_ID
803 - };
804 - </script>
805 -
806 - <script>
807 - (function(){var w=window;var ic=w.Intercom;if(typeof ic==="function"){ic('update',w.intercomSettings);}else{var d=document;var i=function(){i.c(arguments);};i.q=[];i.c=function(args){i.q.push(args);};w.Intercom=i;var l=function(){var s=d.createElement('script');s.type='text/javascript';s.async=true;s.src='https://widget.intercom.io/widget/' + KIT_INTERCOM_APP_ID;var x=d.getElementsByTagName('script')[0];x.parentNode.insertBefore(s, x);};if(document.readyState==='complete'){l();}else if(w.attachEvent){w.attachEvent('onload',l);}else{w.addEventListener('load',l,false);}}})();
808 - </script>
809 - <?php
810 -
811 -}
812 -
813 -/**
814 - * Checks if the given Theme is active.
815 - *
816 - * @since 3.1.4
817 - *
818 - * @param string $theme_name Theme name.
819 - * @return bool
820 - */
821 -function convertkit_is_theme_active( $theme_name ) {
822 -
823 - // Assume Theme isn't active if we can't detect it.
824 - if ( ! function_exists( 'wp_get_theme' ) ) {
825 - return false;
826 - }
827 -
828 - // Check the Parent Theme if we're on a Child Theme.
829 - if ( wp_get_theme()->parent() ) {
830 - $theme = wp_get_theme()->parent();
831 - } else {
832 - $theme = wp_get_theme();
833 - }
834 -
835 - return strtolower( $theme->get( 'Name' ) ) === strtolower( $theme_name );
836 -
837 -}
838 -
839 -/**
840 - * Returns permitted HTML output when using wp_kses( ..., convertkit_kses_allowed_html()).
841 - *
842 - * @since 2.8.5
843 - */
844 -function convertkit_kses_allowed_html() {
845 -
846 - // Get WordPress' permitted HTML elements.
847 - $elements = wp_kses_allowed_html( 'post' );
848 -
849 - // Add form elements.
850 - $form_elements = array(
851 - 'input' => array(
852 - 'type' => true,
853 - 'id' => true,
854 - 'name' => true,
855 - 'class' => true,
856 - 'value' => true,
857 - 'checked' => true,
858 - 'min' => true,
859 - 'max' => true,
860 - 'step' => true,
861 - 'data-*' => true,
862 - ),
863 - 'select' => array(
864 - 'id' => true,
865 - 'name' => true,
866 - 'class' => true,
867 - 'size' => true,
868 - 'multiple' => true,
869 - 'data-*' => true,
870 - ),
871 - 'option' => array(
872 - 'value' => true,
873 - 'selected' => true,
874 - 'data-*' => true,
875 - ),
876 - 'optgroup' => array(
877 - 'label' => true,
878 - 'data-*' => true,
879 - ),
880 - 'label' => array(
881 - 'for' => true,
882 - ),
883 - );
884 -
885 - return array_merge( $elements, $form_elements );
886 -
887 -}
888 -
889 -/**
890 - * Saves the new access token, refresh token and its expiry, and schedules
891 - * a WordPress Cron event to refresh the token on expiry.
892 - *
893 - * @since 3.1.1
894 - *
895 - * @param array $result New Access Token, Refresh Token and Expiry.
896 - * @param string $client_id OAuth Client ID used for the Access and Refresh Tokens.
897 - */
898 -function convertkit_maybe_update_credentials( $result, $client_id ) {
899 -
900 - // Don't save these credentials if they're not for this Client ID.
901 - // They're for another Kit Plugin that uses OAuth.
902 - if ( $client_id !== CONVERTKIT_OAUTH_CLIENT_ID ) {
903 - return;
904 - }
905 -
906 - $settings = new ConvertKit_Settings();
907 - $settings->update_credentials( $result );
908 -
909 -}
910 -
911 -/**
912 - * Deletes the stored access token, refresh token and its expiry from the Plugin settings,
913 - * and clears any existing scheduled WordPress Cron event to refresh the token on expiry,
914 - * when the user revokes the access token.
915 - *
916 - * @since 3.2.4
917 - *
918 - * @param string $client_id OAuth Client ID used for the Access and Refresh Tokens.
919 - */
920 -function convertkit_delete_credentials( $client_id ) {
921 -
922 - // Don't delete these credentials if they're not for this Client ID.
923 - // They're for another Kit Plugin that uses OAuth.
924 - if ( $client_id !== CONVERTKIT_OAUTH_CLIENT_ID ) {
925 - return;
926 - }
927 -
928 - // Delete Access and Refresh Tokens.
929 - $settings = new ConvertKit_Settings();
930 - $settings->delete_credentials();
931 -
932 -}
933 -
934 -/**
935 - * Deletes the stored access token, refresh token and its expiry from the Plugin settings,
936 - * and clears any existing scheduled WordPress Cron event to refresh the token on expiry,
937 - * when either:
938 - * - The access token is invalid
939 - * - The access token expired, and refreshing failed
940 - *
941 - * @since 3.1.1
942 - *
943 - * @param WP_Error $result Error result.
944 - * @param string $client_id OAuth Client ID used for the Access and Refresh Tokens.
945 - */
946 -function convertkit_maybe_delete_credentials( $result, $client_id ) {
947 -
948 - // Don't save these credentials if they're not for this Client ID.
949 - // They're for another Kit Plugin that uses OAuth.
950 - if ( $client_id !== CONVERTKIT_OAUTH_CLIENT_ID ) {
951 - return;
952 - }
953 -
954 - // If the error isn't a 401, don't delete credentials.
955 - // This could be e.g. a temporary network error, rate limit or similar.
956 - if ( $result->get_error_data( 'convertkit_api_error' ) !== 401 ) {
957 - return;
958 - }
959 -
960 - // Persist an error notice in the WordPress Administration until the user fixes the problem.
961 - WP_ConvertKit()->get_class( 'admin_notices' )->add( 'authorization_failed' );
962 -
963 - $settings = new ConvertKit_Settings();
964 - $settings->delete_credentials();
965 -
966 -}
967 -
968 -// Update Access Token when refreshed by the API class.
969 -add_action( 'convertkit_api_get_access_token', 'convertkit_maybe_update_credentials', 10, 2 );
970 -add_action( 'convertkit_api_refresh_token', 'convertkit_maybe_update_credentials', 10, 2 );
971 -
972 -// Delete credentials when the user revokes the access and refresh tokens.
973 -add_action( 'convertkit_api_revoke_tokens', 'convertkit_delete_credentials', 10, 1 );
974 -
975 -// Delete credentials if the API class uses a invalid access token.
976 -// This prevents the Plugin making repetitive API requests that will 401.
977 -add_action( 'convertkit_api_access_token_invalid', 'convertkit_maybe_delete_credentials', 10, 2 );