cognito-forms / cognito-forms.php

cognito-forms.php in Cognito Forms 2.0.4, at cognito-forms.php

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1	<?php
2	/**
3	* Cognito Forms WordPress Plugin.
4	*
5	* The Cognito Forms WordPress Plugin is free software; you can redistribute it and/or modify
6	* it under the terms of the GNU General Public License, version 2, as
7	* published by the Free Software Foundation.
8	*
9	* The Cognito Forms WordPress Plugin is distributed in the hope that it will be useful,
10	* but WITHOUT ANY WARRANTY; without even the implied warranty of
11	* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12	* GNU General Public License for more details.
13	*
14	* You should have received a copy of the GNU General Public License
15	* along with this program; if not, write to the Free Software
16	* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
17	*/
18
19	/**
20	* Plugin Name: Cognito Forms
21	* Plugin URI: http://wordpress.org/plugins/cognito-forms/
22	* Description: Cognito Forms is a free online form builder that integrates seamlessly with WordPress. Create contact forms, registrations forms, surveys, and more!
23	* Version: 2.0.4
24	* Author: Cognito Apps
25	* Author URI: https://www.cognitoforms.com
26	* License: GPL v2 or later
27	* License URI: https://www.gnu.org/licenses/gpl-2.0.html
28	*/
29
30	// Exit if accessed directly.
31	if ( !defined( 'ABSPATH' ) ) {
32	exit;
33	}
34
35	/**
36	* The Plugin
37	*/
38
39	if ( !class_exists( 'CognitoFormsPlugin' ) ) {
40	require_once dirname( __FILE__ ) . '/api.php';
41
42	class CognitoFormsPlugin {
43	// Initialization actions
44	private static $actions = array(
45	'admin_init',
46	'init',
47	'wp_ajax_cognito_tinymce_dialog'
48	);
49
50	// Supported shortcodes
51	private static $shortcodes = array(
52	'CognitoForms' => 'render_cognito_shortcode',
53	'cognitoforms' => 'render_cognito_shortcode'
54	);
55
56	// Registers plug-in actions
57	private function add_actions( $actions ) {
58	foreach ( $actions as $action )
59	add_action( $action, array( $this, $action ) );
60	}
61
62	// Registers shortcodes
63	private function add_shortcodes( $shortcodes ) {
64	foreach ( $shortcodes as $tag => $func )
65	add_shortcode( $tag, array( $this, $func ) );
66	}
67
68	// Checks if an option exists in the database
69	private function option_exists( $option_name, $site_wide = false ) {
70	global $wpdb;
71	return $wpdb->query( $wpdb->prepare( "SELECT * FROM ". ($site_wide ? $wpdb->base_prefix : $wpdb->prefix). "options WHERE option_name ='%s' LIMIT 1", $option_name ) );
72	}
73
74	// Removes a list of options if they exist
75	private function remove_options( $options ) {
76	foreach ($options as $option) {
77	if ( $this->option_exists( $option ) ) {
78	delete_option( $option );
79	}
80	}
81	}
82
83	// Entrypoint
84	public function __construct() {
85	$this->add_actions( self::$actions );
86	$this->add_shortcodes( self::$shortcodes );
87	}
88
89	public function init() {
90	// Initialize Gutenberg Block
91	$this->block_init();
92	// Add support for oEmbed
93	$this->oembed_init();
94	}
95
96	// Initialize plug-in
97	public function admin_init() {
98	if( !current_user_can( 'edit_posts' ) && !current_user_can( 'edit_pages' ) )
99	return;
100
101	add_option( 'cognito_public_key' );
102
103	add_option( 'cognito_dev_environment' );
104
105	// Remove old API keys from the database
106	$this->remove_options( array(
107	'cognito_api_key',
108	'cognito_admin_key',
109	'cognito_organization'
110	) );
111
112	// If the flag to delete options was passed in, delete them
113	if ( isset( $_GET['cog_clear'] ) && $_GET['cog_clear'] == '1' ) {
114	delete_option( 'cognito_public_key' );
115	}
116
117	// Initialize TinyMCE Plugin
118	$this->tinymce_init();
119	}
120
121	// Initialize block
122	public function block_init() {
123	$asset_file = include( plugin_dir_path( __FILE__ ) . 'dist/index.asset.php' );
124
125	// Register global block styles
126	wp_register_style(
127	'cognito-block-global-css', // Handle.
128	plugins_url( 'dist/style-main.css', __FILE__ ), // Public CSS
129	is_admin() ? array( 'wp-editor' ) : null, // Dependency to include the CSS after it.
130	$asset_file['version']
131	);
132
133	// Register block editor script for backend
134	wp_register_script(
135	'cognito-block-editor-js',
136	plugins_url( 'dist/index.js', __FILE__ ),
137	$asset_file['dependencies'],
138	$asset_file['version']
139	);
140
141	wp_add_inline_script(
142	'cognito-block-editor-js',
143	'window.COGNITO_BASEURL = "' . CognitoAPI::$formsBase . '";',
144	'before'
145	);
146
147	// Register block editor styles for backend.
148	wp_register_style(
149	'cognito-block-editor-css', // Handle.
150	plugins_url( 'dist/main.css', __FILE__ ), // Block editor CSS.
151	array( 'wp-edit-blocks' ), // Dependency to include the CSS after it.
152	$asset_file['version']
153	);
154
155	register_block_type(
156	'cognito-forms/cognito-embed', array(
157	// Enqueue global block styles on both frontend and backend
158	'style' => 'cognito-block-global-css',
159	// Enqueue block js in the editor only
160	'editor_script' => 'cognito-block-editor-js',
161	// Enqueue editor block styles in the editor only
162	'editor_style' => 'cognito-block-editor-css'
163	)
164	);
165	}
166
167	// Initialize classic editor (TinyMCE)
168	public function tinymce_init() {
169	if ( get_user_option( 'rich_editing' ) == 'true' ) {
170	add_filter( 'mce_buttons', array( $this, 'tinymce_buttons' ) );
171	add_filter( 'mce_external_plugins', array( $this, 'tinymce_external_plugins' ) );
172	}
173	}
174
175	// Set up TinyMCE buttons
176	public function tinymce_buttons( $buttons ) {
177	array_push($buttons, '\|', 'cognito');
178	return $buttons;
179	}
180
181	// Set up TinyMCE plug-in
182	public function tinymce_external_plugins( $plugin_array ) {
183	$plugin_array['cognito_mce_plugin'] = plugins_url( '/tinymce/plugin.js', __FILE__ );
184	return $plugin_array;
185	}
186
187	public function wp_ajax_cognito_tinymce_dialog() {
188	include 'tinymce/dialog.php';
189	wp_die();
190	}
191
192	// Called when a 'CognitoForms' shortcode is encountered, renders form embed script
193	public function render_cognito_shortcode( $atts, $content = null, $code = '' ) {
194	// Default to key setting, unless overridden in shortcode (allows for modules from multiple orgs)
195	$key = empty( $atts['key'] ) ? get_option( 'cognito_public_key' ) : $atts['key'];
196	if ( empty( $atts['id'] ) \|\| empty( $key ) ) return '';
197
198	return CognitoAPI::get_form_embed_script( $key, $atts['id'] );
199	}
200
201	// Add support for oEmbed using the generic Gutenberg Embed block
202	public function oembed_init() {
203	wp_oembed_add_provider( '#https?://(.\.)?cognitoforms\.com/.#i', CognitoAPI::$formsBase . '/f/oembed/', true );
204	}
205	}
206
207	new CognitoFormsPlugin;
208	}
209