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Kit (formerly ConvertKit) – Email Newsletter, Email Marketing, Membership, Subscribers and Landing Pages / 1.4.3
Kit (formerly ConvertKit) – Email Newsletter, Email Marketing, Membership, Subscribers and Landing Pages v1.4.3
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 | wp-convertkit.php +433 -171 3.3.8 → 1.4.3 View file →
@@ -1,192 +1,454 @@
1 1 <?php
2 -/**
3 - * Kit (formerly ConvertKit) WordPress Plugin.
4 - *
5 - * @package ConvertKit
6 - * @author ConvertKit
7 - *
8 - * @wordpress-plugin
9 - * Plugin Name: Kit (formerly ConvertKit)
10 - * Plugin URI: https://kit.com/
11 - * Description: Display Kit (formerly ConvertKit) email subscription forms, landing pages, products, broadcasts and more.
12 - * Version: 3.3.8
13 - * Author: Kit
14 - * Author URI: https://kit.com/
15 - * Text Domain: convertkit
16 - * License: GPLv3 or later
17 - * License URI: https://www.gnu.org/licenses/gpl-3.0.html
2 +/*
3 + Plugin Name: WP ConvertKit
4 + Plugin URI: http://convertkit.com/
5 + Description: Quickly and easily integrate ConvertKit forms into your site.
6 + Version: 1.4.3
7 + Author: ConvertKit
8 + Author URI: http://convertkit.com/
18 9 */
19 10
20 -// Bail if Kit is already loaded.
21 -if ( class_exists( 'WP_ConvertKit' ) ) {
22 - return;
23 -}
11 +require_once plugin_dir_path( __FILE__ ) . "/lib/convertkit-api.php";
12 +require_once plugin_dir_path( __FILE__ ) . "/lib/class-ck-widget-form.php";
13 +require_once plugin_dir_path( __FILE__ ) . "/lib/integration/wishlist_member.php";
24 14
25 -// Define Kit Plugin paths and version number.
26 -define( 'CONVERTKIT_PLUGIN_NAME', 'ConvertKit' ); // Used for user-agent in API class.
27 -define( 'CONVERTKIT_PLUGIN_FILE', plugin_basename( __FILE__ ) );
28 -define( 'CONVERTKIT_PLUGIN_URL', plugin_dir_url( __FILE__ ) );
29 -define( 'CONVERTKIT_PLUGIN_PATH', __DIR__ );
30 -define( 'CONVERTKIT_PLUGIN_VERSION', '3.3.8' );
31 -define( 'CONVERTKIT_OAUTH_CLIENT_ID', 'HXZlOCj-K5r0ufuWCtyoyo3f688VmMAYSsKg1eGvw0Y' );
32 -define( 'CONVERTKIT_OAUTH_CLIENT_REDIRECT_URI', 'https://app.kit.com/wordpress/redirect' );
15 +if(!class_exists('WP_ConvertKit')) {
16 + /**
17 + * Class WP_ConvertKit
18 + */
19 + class WP_ConvertKit {
33 20
34 -// Load shared classes, if they have not been included by another Kit Plugin.
35 -if ( ! trait_exists( 'ConvertKit_API_Traits' ) && ! trait_exists( 'ConvertKit_API\ConvertKit_API_Traits' ) ) {
36 - require_once CONVERTKIT_PLUGIN_PATH . '/vendor/convertkit/convertkit-wordpress-libraries/src/class-convertkit-api-traits.php';
37 -}
38 -if ( ! class_exists( 'ConvertKit_API_V4' ) ) {
39 - require_once CONVERTKIT_PLUGIN_PATH . '/vendor/convertkit/convertkit-wordpress-libraries/src/class-convertkit-api-v4.php';
40 -}
41 -if ( ! class_exists( 'ConvertKit_Log' ) ) {
42 - require_once CONVERTKIT_PLUGIN_PATH . '/vendor/convertkit/convertkit-wordpress-libraries/src/class-convertkit-log.php';
43 -}
44 -if ( ! class_exists( 'ConvertKit_Resource_V4' ) ) {
45 - require_once CONVERTKIT_PLUGIN_PATH . '/vendor/convertkit/convertkit-wordpress-libraries/src/class-convertkit-resource-v4.php';
46 -}
47 -if ( ! class_exists( 'ConvertKit_Review_Request' ) ) {
48 - require_once CONVERTKIT_PLUGIN_PATH . '/vendor/convertkit/convertkit-wordpress-libraries/src/class-convertkit-review-request.php';
49 -}
21 + const VERSION = '1.4.3';
50 22
51 -// Load plugin files that are always required.
52 -require_once CONVERTKIT_PLUGIN_PATH . '/includes/cron-functions.php';
53 -require_once CONVERTKIT_PLUGIN_PATH . '/includes/functions.php';
54 -require_once CONVERTKIT_PLUGIN_PATH . '/includes/class-wp-convertkit.php';
55 -require_once CONVERTKIT_PLUGIN_PATH . '/includes/class-convertkit-admin-notices.php';
56 -require_once CONVERTKIT_PLUGIN_PATH . '/includes/class-convertkit-broadcasts-exporter.php';
57 -require_once CONVERTKIT_PLUGIN_PATH . '/includes/class-convertkit-broadcasts-importer.php';
58 -require_once CONVERTKIT_PLUGIN_PATH . '/includes/class-convertkit-cache-plugins.php';
59 -require_once CONVERTKIT_PLUGIN_PATH . '/includes/class-convertkit-cron.php';
60 -require_once CONVERTKIT_PLUGIN_PATH . '/includes/class-convertkit-form-entries.php';
61 -require_once CONVERTKIT_PLUGIN_PATH . '/includes/class-convertkit-gutenberg.php';
62 -require_once CONVERTKIT_PLUGIN_PATH . '/includes/class-convertkit-html-parser.php';
63 -require_once CONVERTKIT_PLUGIN_PATH . '/includes/class-convertkit-media-library.php';
64 -require_once CONVERTKIT_PLUGIN_PATH . '/includes/class-convertkit-output.php';
65 -require_once CONVERTKIT_PLUGIN_PATH . '/includes/class-convertkit-output-broadcasts.php';
66 -require_once CONVERTKIT_PLUGIN_PATH . '/includes/class-convertkit-output-restrict-content.php';
67 -require_once CONVERTKIT_PLUGIN_PATH . '/includes/class-convertkit-post.php';
68 -require_once CONVERTKIT_PLUGIN_PATH . '/includes/class-convertkit-preview-output.php';
69 -require_once CONVERTKIT_PLUGIN_PATH . '/includes/class-convertkit-cloudflare-turnstile.php';
70 -require_once CONVERTKIT_PLUGIN_PATH . '/includes/class-convertkit-recaptcha.php';
71 -require_once CONVERTKIT_PLUGIN_PATH . '/includes/class-convertkit-spam-protection.php';
72 -require_once CONVERTKIT_PLUGIN_PATH . '/includes/class-convertkit-resource-account.php';
73 -require_once CONVERTKIT_PLUGIN_PATH . '/includes/class-convertkit-resource-creator-network-recommendations.php';
74 -require_once CONVERTKIT_PLUGIN_PATH . '/includes/class-convertkit-restrict-content-cache.php';
75 -require_once CONVERTKIT_PLUGIN_PATH . '/includes/class-convertkit-resource-custom-fields.php';
76 -require_once CONVERTKIT_PLUGIN_PATH . '/includes/class-convertkit-resource-forms.php';
77 -require_once CONVERTKIT_PLUGIN_PATH . '/includes/class-convertkit-resource-landing-pages.php';
78 -require_once CONVERTKIT_PLUGIN_PATH . '/includes/class-convertkit-resource-posts.php';
79 -require_once CONVERTKIT_PLUGIN_PATH . '/includes/class-convertkit-resource-products.php';
80 -require_once CONVERTKIT_PLUGIN_PATH . '/includes/class-convertkit-resource-sequences.php';
81 -require_once CONVERTKIT_PLUGIN_PATH . '/includes/class-convertkit-resource-tags.php';
82 -require_once CONVERTKIT_PLUGIN_PATH . '/includes/class-convertkit-settings.php';
83 -require_once CONVERTKIT_PLUGIN_PATH . '/includes/class-convertkit-settings-broadcasts.php';
84 -require_once CONVERTKIT_PLUGIN_PATH . '/includes/class-convertkit-settings-restrict-content.php';
85 -require_once CONVERTKIT_PLUGIN_PATH . '/includes/class-convertkit-setup.php';
86 -require_once CONVERTKIT_PLUGIN_PATH . '/includes/class-convertkit-shortcodes.php';
87 -require_once CONVERTKIT_PLUGIN_PATH . '/includes/class-convertkit-subscriber.php';
88 -require_once CONVERTKIT_PLUGIN_PATH . '/includes/class-convertkit-term.php';
89 -require_once CONVERTKIT_PLUGIN_PATH . '/includes/class-convertkit-user.php';
90 -require_once CONVERTKIT_PLUGIN_PATH . '/includes/class-convertkit-widgets.php';
91 -require_once CONVERTKIT_PLUGIN_PATH . '/includes/blocks/class-convertkit-block.php';
92 -require_once CONVERTKIT_PLUGIN_PATH . '/includes/blocks/class-convertkit-block-broadcasts.php';
93 -require_once CONVERTKIT_PLUGIN_PATH . '/includes/blocks/class-convertkit-block-content.php';
94 -require_once CONVERTKIT_PLUGIN_PATH . '/includes/blocks/class-convertkit-block-form-trigger.php';
95 -require_once CONVERTKIT_PLUGIN_PATH . '/includes/blocks/class-convertkit-block-form.php';
96 -require_once CONVERTKIT_PLUGIN_PATH . '/includes/blocks/class-convertkit-block-form-builder.php';
97 -require_once CONVERTKIT_PLUGIN_PATH . '/includes/blocks/class-convertkit-block-form-builder-field.php';
98 -require_once CONVERTKIT_PLUGIN_PATH . '/includes/blocks/class-convertkit-block-form-builder-field-email.php';
99 -require_once CONVERTKIT_PLUGIN_PATH . '/includes/blocks/class-convertkit-block-form-builder-field-name.php';
100 -require_once CONVERTKIT_PLUGIN_PATH . '/includes/blocks/class-convertkit-block-form-builder-field-custom.php';
101 -require_once CONVERTKIT_PLUGIN_PATH . '/includes/blocks/class-convertkit-block-product.php';
102 -require_once CONVERTKIT_PLUGIN_PATH . '/includes/block-formatters/class-convertkit-block-formatter.php';
103 -require_once CONVERTKIT_PLUGIN_PATH . '/includes/block-formatters/class-convertkit-block-formatter-form-link.php';
104 -require_once CONVERTKIT_PLUGIN_PATH . '/includes/block-formatters/class-convertkit-block-formatter-product-link.php';
105 -require_once CONVERTKIT_PLUGIN_PATH . '/includes/plugin-sidebars/class-convertkit-plugin-sidebar.php';
106 -require_once CONVERTKIT_PLUGIN_PATH . '/includes/plugin-sidebars/class-convertkit-plugin-sidebar-post-settings.php';
107 -require_once CONVERTKIT_PLUGIN_PATH . '/includes/pre-publish-actions/class-convertkit-pre-publish-action.php';
108 -require_once CONVERTKIT_PLUGIN_PATH . '/includes/pre-publish-actions/class-convertkit-pre-publish-action-broadcast-export.php';
109 -require_once CONVERTKIT_PLUGIN_PATH . '/includes/widgets/class-ck-widget-form.php';
23 + const POST_META_KEY = '_wp_convertkit_post_meta';
110 24
111 -// Admin classes.
112 -require_once CONVERTKIT_PLUGIN_PATH . '/admin/class-convertkit-admin-bulk-edit.php';
113 -require_once CONVERTKIT_PLUGIN_PATH . '/admin/class-convertkit-admin-quick-edit.php';
114 -require_once CONVERTKIT_PLUGIN_PATH . '/admin/class-convertkit-admin-cache-plugins.php';
115 -require_once CONVERTKIT_PLUGIN_PATH . '/admin/class-convertkit-admin-category.php';
116 -require_once CONVERTKIT_PLUGIN_PATH . '/admin/class-convertkit-admin-landing-page.php';
117 -require_once CONVERTKIT_PLUGIN_PATH . '/admin/class-convertkit-admin-legacy-resource-notice.php';
118 -require_once CONVERTKIT_PLUGIN_PATH . '/admin/class-convertkit-admin-post.php';
119 -require_once CONVERTKIT_PLUGIN_PATH . '/admin/class-convertkit-admin-refresh-resources.php';
120 -require_once CONVERTKIT_PLUGIN_PATH . '/admin/class-convertkit-admin-restrict-content.php';
121 -require_once CONVERTKIT_PLUGIN_PATH . '/admin/class-convertkit-admin-settings.php';
122 -require_once CONVERTKIT_PLUGIN_PATH . '/admin/class-convertkit-admin-tinymce.php';
123 -require_once CONVERTKIT_PLUGIN_PATH . '/admin/class-convertkit-admin-setup-wizard.php';
124 -require_once CONVERTKIT_PLUGIN_PATH . '/admin/class-convertkit-wp-list-table.php';
125 -require_once CONVERTKIT_PLUGIN_PATH . '/admin/importers/class-convertkit-admin-importer.php';
126 -require_once CONVERTKIT_PLUGIN_PATH . '/admin/importers/class-convertkit-admin-importer-activecampaign.php';
127 -require_once CONVERTKIT_PLUGIN_PATH . '/admin/importers/class-convertkit-admin-importer-aweber.php';
128 -require_once CONVERTKIT_PLUGIN_PATH . '/admin/importers/class-convertkit-admin-importer-campaignmonitor.php';
129 -require_once CONVERTKIT_PLUGIN_PATH . '/admin/importers/class-convertkit-admin-importer-convertkit-legacy-forms.php';
130 -require_once CONVERTKIT_PLUGIN_PATH . '/admin/importers/class-convertkit-admin-importer-mc4wp.php';
131 -require_once CONVERTKIT_PLUGIN_PATH . '/admin/importers/class-convertkit-admin-importer-mailpoet.php';
132 -require_once CONVERTKIT_PLUGIN_PATH . '/admin/importers/class-convertkit-admin-importer-newsletter.php';
133 -require_once CONVERTKIT_PLUGIN_PATH . '/admin/section/class-convertkit-admin-section-base.php';
134 -require_once CONVERTKIT_PLUGIN_PATH . '/admin/section/class-convertkit-admin-section-broadcasts.php';
135 -require_once CONVERTKIT_PLUGIN_PATH . '/admin/section/class-convertkit-admin-section-form-entries.php';
136 -require_once CONVERTKIT_PLUGIN_PATH . '/admin/section/class-convertkit-admin-section-general.php';
137 -require_once CONVERTKIT_PLUGIN_PATH . '/admin/section/class-convertkit-admin-section-oauth.php';
138 -require_once CONVERTKIT_PLUGIN_PATH . '/admin/section/class-convertkit-admin-section-restrict-content.php';
139 -require_once CONVERTKIT_PLUGIN_PATH . '/admin/section/class-convertkit-admin-section-tools.php';
140 -require_once CONVERTKIT_PLUGIN_PATH . '/admin/setup-wizard/class-convertkit-admin-setup-wizard-plugin.php';
141 -require_once CONVERTKIT_PLUGIN_PATH . '/admin/setup-wizard/class-convertkit-admin-setup-wizard-landing-page.php';
142 -require_once CONVERTKIT_PLUGIN_PATH . '/admin/setup-wizard/class-convertkit-admin-setup-wizard-restrict-content.php';
25 + const SETTINGS_NAME = '_wp_convertkit_settings';
143 26
144 -// Contact Form 7 Integration.
145 -require_once CONVERTKIT_PLUGIN_PATH . '/includes/integrations/contactform7/class-convertkit-contactform7-admin-section.php';
146 -require_once CONVERTKIT_PLUGIN_PATH . '/includes/integrations/contactform7/class-convertkit-contactform7.php';
147 -require_once CONVERTKIT_PLUGIN_PATH . '/includes/integrations/contactform7/class-convertkit-contactform7-settings.php';
27 + const SETTINGS_PAGE_SLUG = '_wp_convertkit_settings';
148 28
149 -// Divi Integration.
150 -require_once CONVERTKIT_PLUGIN_PATH . '/includes/integrations/divi/class-convertkit-divi.php';
29 + /** @var ConvertKitAPI */
30 + private static $api;
151 31
152 -// Elementor Integration.
153 -require_once CONVERTKIT_PLUGIN_PATH . '/includes/integrations/elementor/class-convertkit-elementor.php';
32 + /** @var int Data Caching */
33 + private static $cache_period = 0;
154 34
155 -// Forminator Integration.
156 -require_once CONVERTKIT_PLUGIN_PATH . '/includes/integrations/forminator/class-convertkit-forminator-admin-section.php';
157 -require_once CONVERTKIT_PLUGIN_PATH . '/includes/integrations/forminator/class-convertkit-forminator.php';
158 -require_once CONVERTKIT_PLUGIN_PATH . '/includes/integrations/forminator/class-convertkit-forminator-settings.php';
35 + /** @var null */
36 + private static $meta_defaults = null;
159 37
160 -// Impeka Integration.
161 -require_once CONVERTKIT_PLUGIN_PATH . '/includes/integrations/class-convertkit-impeka.php';
38 + /** @var array */
39 + private static $settings_defaults = array(
40 + 'api_key' => '',
41 + 'default_form' => 0,
42 + );
162 43
163 -// Uncode Integration.
164 -require_once CONVERTKIT_PLUGIN_PATH . '/includes/integrations/class-convertkit-uncode.php';
44 + /** @var array */
45 + private static $forms_markup = array();
165 46
166 -// WishList Member Integration.
167 -require_once CONVERTKIT_PLUGIN_PATH . '/includes/integrations/wishlist/class-convertkit-wishlist-admin-section.php';
168 -require_once CONVERTKIT_PLUGIN_PATH . '/includes/integrations/wishlist/class-convertkit-wishlist.php';
169 -require_once CONVERTKIT_PLUGIN_PATH . '/includes/integrations/wishlist/class-convertkit-wishlist-settings.php';
47 + /** @var array */
48 + private static $landing_pages_markup = array();
170 49
171 -// WooCommerce Integration.
172 -require_once CONVERTKIT_PLUGIN_PATH . '/includes/integrations/woocommerce/class-convertkit-woocommerce-product-form.php';
50 + /** @var string */
51 + private static $forms_version = '6';
173 52
174 -// Register Plugin activation and deactivation functions.
175 -register_activation_hook( __FILE__, 'convertkit_plugin_activate' );
176 -add_action( 'wp_insert_site', 'convertkit_plugin_activate_new_site' );
177 -add_action( 'activate_blog', 'convertkit_plugin_activate_new_site' );
178 -register_deactivation_hook( __FILE__, 'convertkit_plugin_deactivate' );
53 + /**
54 + * Initialize the class
55 + */
56 + public static function init() {
57 + self::add_actions();
58 + self::add_filters();
59 + self::register_shortcodes();
179 60
180 -/**
181 - * Main function to return Plugin instance.
182 - *
183 - * @since 1.9.6
184 - */
185 -function WP_ConvertKit() { // phpcs:ignore WordPress.NamingConventions.ValidFunctionName
61 + self::$cache_period = MINUTE_IN_SECONDS * 10;
186 62
187 - return WP_ConvertKit::get_instance();
63 + self::_api_connect();
64 + }
188 65
66 + /**
67 + * Add WP Actions
68 + */
69 + private static function add_actions() {
70 + if(is_admin()) {
71 + add_action('add_meta_boxes_page', array(__CLASS__, 'add_meta_boxes'));
72 + add_action('add_meta_boxes_post', array(__CLASS__, 'add_meta_boxes'));
73 + } else {
74 + add_action('template_redirect', array(__CLASS__, 'page_takeover'));
75 + }
76 +
77 + add_action('widgets_init', array(__CLASS__,'ck_register_widgets'));
78 +
79 + add_action('save_post', array(__CLASS__, 'save_post_meta'), 10, 2);
80 +
81 + add_action('init', array(__CLASS__, 'upgrade') , 10);
82 + }
83 +
84 + /**
85 + * Add WP Filters
86 + */
87 + private static function add_filters() {
88 + if(!is_admin()) {
89 + add_filter('the_content', array(__CLASS__, 'append_form'));
90 + }
91 +
92 + add_filter('plugin_action_links_' . plugin_basename(__FILE__), array(__CLASS__, 'add_settings_page_link'));
93 + }
94 +
95 + /**
96 + * Register ConvertKit shortcodes
97 + */
98 + private static function register_shortcodes() {
99 + add_shortcode('convertkit', array(__CLASS__, 'shortcode'));
100 + }
101 +
102 + /**
103 + * Plugin action links callback
104 + *
105 + * @param $links
106 + * @return array
107 + */
108 + public static function add_settings_page_link($links) {
109 + $settings_link = sprintf('<a href="%s">%s</a>', self::_get_settings_page_link(), __('Settings'));
110 +
111 + return array('settings' => $settings_link) + $links;
112 + }
113 +
114 + /**
115 + * Add Meta Boxes callback
116 + *
117 + * @param $post
118 + */
119 + public static function add_meta_boxes($post) {
120 + $forms = self::$api->get_resources('forms');
121 + $landing_pages = self::$api->get_resources('landing_pages');
122 +
123 + if(!empty($forms) || ('page' === $post->post_type && !empty($landing_pages))) {
124 + add_meta_box('wp-convertkit-meta-box', __('ConvertKit'), array(__CLASS__, 'display_meta_box'), $post->post_type, 'normal');
125 + }
126 + }
127 +
128 + /**
129 + * Metabox callback
130 + *
131 + * @param $post
132 + */
133 + public static function display_meta_box($post) {
134 + $forms = self::$api->get_resources('forms');
135 + $landing_pages = self::$api->get_resources('landing_pages');
136 +
137 + $meta = self::_get_meta($post->ID);
138 + $settings_link = self::_get_settings_page_link();
139 +
140 + include('views/backend/meta-boxes/meta-box.php');
141 + }
142 +
143 + /**
144 + * Save post meta callback
145 + *
146 + * @param $post_id
147 + * @param $post
148 + */
149 + public static function save_post_meta($post_id, $post) {
150 + $data = stripslashes_deep($_POST);
151 + if(wp_is_post_autosave($post_id) || wp_is_post_revision($post_id) || !isset($data['wp-convertkit-save-meta-nonce']) || !wp_verify_nonce($data['wp-convertkit-save-meta-nonce'], 'wp-convertkit-save-meta')) {
152 + return;
153 + }
154 +
155 + self::_set_meta($post_id, $data['wp-convertkit']);
156 + }
157 +
158 + /**
159 + * Page/Post display callback
160 + *
161 + * @param $content
162 + * @return string
163 + */
164 + public static function append_form( $content ) {
165 +
166 + if(is_singular(array('post')) || is_page()) {
167 +
168 + $attributes = self::_get_meta( get_the_ID() );
169 +
170 + $form_id = 0;
171 +
172 + if ( isset( $attributes['form'] ) && ( 0 < $attributes['form'] ) ) {
173 + $form_id = $attributes['form'];
174 + } else {
175 + if ( -1 == $attributes['form'] )
176 + $form_id = self::_get_settings('default_form');
177 + }
178 +
179 + if ( 0 < $form_id ) {
180 + $url = add_query_arg( array(
181 + 'api_key' => self::_get_settings( 'api_key' ),
182 + 'v' => self::$forms_version,
183 + ),
184 + 'https://forms.convertkit.com/' . $form_id . '.html'
185 + );
186 +
187 + $form_markup = self::$api->get_resource( $url );
188 + $content .= $form_markup;
189 + }
190 + }
191 +
192 + return $content;
193 + }
194 +
195 + /**
196 + * Replace page content if a landing_page is set
197 + */
198 + public static function page_takeover() {
199 + $queried_object = get_queried_object();
200 + if(isset($queried_object->post_type)
201 + && 'page' === $queried_object->post_type
202 + && ($landing_page_url = self::_get_meta($queried_object->ID, 'landing_page'))) {
203 + $landing_page = self::$api->get_resource($landing_page_url);
204 +
205 + if(!empty($landing_page)) {
206 + echo $landing_page;
207 + exit;
208 + }
209 + }
210 +
211 + }
212 +
213 + /**
214 + * Register widget.
215 + */
216 + public static function ck_register_widgets(){
217 + register_widget( 'CK_Widget_Form' );
218 + }
219 +
220 + /**
221 + * Shortcode callback
222 + *
223 + * @param $attributes
224 + * @param null $content
225 + * @return mixed|void
226 + */
227 + public static function shortcode($attributes, $content = null) {
228 +
229 + if ( isset( $attributes['id'] ) ) {
230 + $form_id = $attributes['id'];
231 + $url = add_query_arg( array(
232 + 'api_key' => self::_get_settings( 'api_key' ),
233 + 'v' => self::$forms_version,
234 + ),
235 + 'https://forms.convertkit.com/' . $form_id . '.html'
236 + );
237 + } elseif ( isset( $attributes['form'] ) ) {
238 + $form_id = $attributes['form'];
239 + $url = add_query_arg( array(
240 + 'k' => self::_get_settings( 'api_key' ),
241 + 'v' => '2',
242 + ),
243 + 'https://api.convertkit.com/forms/' . $form_id . '/embed'
244 + );
245 + } else {
246 + $form_id = self::_get_settings( 'default_form' );
247 + $url = add_query_arg( array(
248 + 'api_key' => self::_get_settings( 'api_key' ),
249 + 'v' => self::$forms_version,
250 + ),
251 + 'https://forms.convertkit.com/' . $form_id . '.html'
252 + );
253 + }
254 +
255 + if ( 0 < $form_id ) {
256 + $form_markup = self::$api->get_resource( $url );
257 + } else {
258 + $form_markup = '';
259 + }
260 +
261 + return apply_filters('wp_convertkit_get_form_embed', $form_markup, $attributes );
262 + }
263 +
264 + /**
265 + * Retrieve meta
266 + *
267 + * @return array|null
268 + */
269 + private static function _get_meta_defaults() {
270 + if(is_null(self::$meta_defaults)) {
271 + self::$meta_defaults = array(
272 + 'form' => -1,
273 + 'landing_page' => '',
274 + );
275 + }
276 +
277 + return self::$meta_defaults;
278 + }
279 +
280 + /**
281 + * @param $post_id
282 + * @param null $meta_key
283 + *
284 + * @return array|bool
285 + */
286 + private static function _get_meta($post_id, $meta_key = null) {
287 + $post_id = empty($post_id) ? get_the_ID() : $post_id;
288 +
289 + $meta = get_post_meta($post_id, self::POST_META_KEY, true);
290 + $meta_defaults = self::_get_meta_defaults();
291 +
292 + if(empty($meta)) {
293 + $meta = $meta_defaults;
294 +
295 + $old_value = intval(get_post_meta($post_id, '_convertkit_convertkit_form', true));
296 + if(0 !== $old_value) {
297 + $meta['form'] = $old_value;
298 + }
299 + }
300 +
301 + $meta = shortcode_atts($meta_defaults, $meta);
302 +
303 + return is_null($meta_key) ? $meta : (isset($meta[$meta_key]) ? $meta[$meta_key] : false);
304 + }
305 +
306 + /**
307 + * @param $post_id
308 + * @param $meta
309 + *
310 + * @return mixed
311 + */
312 + private static function _set_meta($post_id, $meta) {
313 + $post_id = empty($post_id) ? get_the_ID() : $post_id;
314 +
315 + update_post_meta($post_id, self::POST_META_KEY, $meta);
316 +
317 + return $meta;
318 + }
319 +
320 + /**
321 + * Get plugin settings
322 + *
323 + * @param null $settings_key
324 + * @return mixed|null|void
325 + */
326 + private static function _get_settings($settings_key = null) {
327 + $settings = get_option(self::SETTINGS_NAME, self::$settings_defaults);
328 +
329 + return is_null($settings_key) ? $settings : (isset($settings[$settings_key]) ? $settings[$settings_key] : null);
330 + }
331 +
332 + /**
333 + * Get instance of ConvertKitAPI
334 + */
335 + private static function _api_connect() {
336 + $api_key = self::_get_settings('api_key');
337 + $api_secret = self::_get_settings('api_secret');
338 + $debug = self::_get_settings('debug');
339 +
340 + self::$api = new ConvertKitAPI($api_key,$api_secret,$debug);
341 + }
342 +
343 + /**
344 + * Get instance of the CK API
345 + *
346 + * @return ConvertKitAPI
347 + */
348 + public static function get_api(){
349 + return self::$api;
350 + }
351 +
352 + public static function get_api_key(){
353 + return self::_get_settings( 'api_key' );
354 + }
355 +
356 + public static function get_forms_version(){
357 + return self::$forms_version;
358 + }
359 +
360 +
361 + /**
362 + * Get link to the plugin settings page
363 + *
364 + * @param array $query_args
365 + * @return string
366 + */
367 + private static function _get_settings_page_link($query_args = array()) {
368 + $query_args = array('page' => self::SETTINGS_PAGE_SLUG) + $query_args;
369 +
370 + return add_query_arg($query_args, admin_url('options-general.php'));
371 + }
372 +
373 +
374 + /**
375 + * Run version specific upgrade.
376 + */
377 + public static function upgrade() {
378 +
379 + $current_version = get_option( 'convertkit_version' );
380 +
381 + if ( ! $current_version) {
382 +
383 + // Run 1.4.1 upgrade
384 + $settings = self::_get_settings( );
385 +
386 + if ( isset( $settings['api_key'] ) ) {
387 +
388 + // Get all posts and pages to track what has been updated
389 + $posts = get_option( '_wp_convertkit_upgrade_posts' );
390 +
391 + if ( ! $posts ) {
392 +
393 + $args = array(
394 + 'post_type' => array( 'post', 'page' ),
395 + 'fields' => 'ids',
396 + 'posts_per_page' => -1,
397 + );
398 +
399 + $result = new WP_Query( $args );
400 + if (! is_wp_error( $result ) ) {
401 + $posts = $result->posts;
402 + update_option( '_wp_convertkit_upgrade_posts', $posts );
403 + }
404 + }
405 +
406 + // Get form mappings
407 + $mappings = self::$api->get_resources('subscription_forms');;
408 +
409 + // 1. Update global form. Set 'api_version' so this is only done once.
410 + if ( ! isset( $settings['api_version'] ) ) {
411 + $old_form_id = $settings['default_form'];
412 + $settings['default_form'] = isset( $mappings[ $old_form_id ] ) ? $mappings[ $old_form_id ] : 0;
413 + $settings['api_version'] = 'v3';
414 + update_option( self::SETTINGS_NAME, $settings );
415 + }
416 +
417 + // 2. Scan posts/pages for _wp_convertkit_post_meta and update IDs
418 + // Scan content for shortcode and update
419 + // Remove page_id from posts array after page is updated.
420 + foreach ( $posts as $key => $post_id ) {
421 + $post_settings = get_post_meta( $post_id, '_wp_convertkit_post_meta', true );
422 +
423 + if ( isset( $post_settings['form'] ) && ( 0 < $post_settings['form'] ) )
424 + $post_settings['form'] = isset( $mappings[ $post_settings['form'] ] ) ? $mappings[ $post_settings['form'] ] : 0;
425 + if ( isset( $post_settings['landing_page'] ) && ( 0 < $post_settings['landing_page'] ) )
426 + $post_settings['landing_page'] = isset( $mappings[ $post_settings['landing_page'] ] ) ? $mappings[ $post_settings['landing_page'] ] : 0;
427 +
428 + update_post_meta( $post_id, '_wp_convertkit_post_meta', $post_settings );
429 +
430 + unset($posts[ $key ]);
431 + update_option( '_wp_convertkit_upgrade_posts', $posts );
432 + }
433 +
434 + // Done scanning posts, upgrade complete.
435 + if ( empty( $posts ) ) {
436 + update_option( 'convertkit_version', self::VERSION );
437 + delete_option( '_wp_convertkit_upgrade_posts' );
438 + }
439 +
440 + } else {
441 +
442 + update_option( 'convertkit_version', self::VERSION );
443 +
444 + }
445 +
446 + }
447 +
448 + }
449 + }
450 +
451 + WP_ConvertKit::init();
189 452 }
190 453
191 -// Finally, initialize the Plugin.
192 -WP_ConvertKit();
454 +include 'admin/settings.php';