215 lines
7.0 KiB
PHP
215 lines
7.0 KiB
PHP
<?php
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/**
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* Cognito Forms WordPress Plugin.
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*
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* The Cognito Forms WordPress Plugin is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License, version 2, as
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* published by the Free Software Foundation.
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*
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* The Cognito Forms WordPress Plugin is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
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*/
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/**
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* Plugin Name: Cognito Forms
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* Plugin URI: http://wordpress.org/plugins/cognito-forms/
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* Description: Cognito Forms is a free online form builder that integrates seamlessly with WordPress. Create contact forms, registrations forms, surveys, and more!
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* Version: 2.0.0
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* Author: Cognito Apps
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* Author URI: https://www.cognitoforms.com
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* License: GPL v2 or later
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* License URI: https://www.gnu.org/licenses/gpl-2.0.html
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*/
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// Exit if accessed directly.
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if ( !defined( 'ABSPATH' ) ) {
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exit;
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}
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/**
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* The Plugin
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*/
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if ( !class_exists( 'CognitoFormsPlugin' ) ) {
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require_once dirname( __FILE__ ) . '/api.php';
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class CognitoFormsPlugin {
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// Initialization actions
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private static $actions = array(
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'admin_init',
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'admin_menu',
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'init'
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);
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// Supported shortcodes
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private static $shortcodes = array(
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'CognitoForms' => 'render_cognito_shortcode',
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'cognitoforms' => 'render_cognito_shortcode'
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);
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// Registers plug-in actions
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private function add_actions( $actions ) {
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foreach ( $actions as $action )
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add_action( $action, array( $this, $action ) );
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}
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// Registers shortcodes
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private function add_shortcodes( $shortcodes ) {
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foreach ( $shortcodes as $tag => $func )
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add_shortcode( $tag, array( $this, $func ) );
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}
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// Checks if an option exists in the database
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private function option_exists( $option_name, $site_wide = false ) {
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global $wpdb;
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return $wpdb->query( $wpdb->prepare( "SELECT * FROM ". ($site_wide ? $wpdb->base_prefix : $wpdb->prefix). "options WHERE option_name ='%s' LIMIT 1", $option_name ) );
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}
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// Removes a list of options if they exist
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private function remove_options( $options ) {
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foreach ($options as $option) {
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if ( $this->option_exists( $option ) ) {
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delete_option( $option );
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}
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}
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}
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// Entrypoint
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public function __construct() {
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$this->add_actions( self::$actions );
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$this->add_shortcodes( self::$shortcodes );
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}
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public function init() {
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// Initialize Gutenberg Block
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$this->block_init();
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// Add support for oEmbed
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$this->oembed_init();
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}
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// Initialize plug-in
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public function admin_init() {
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if( !current_user_can( 'edit_posts' ) && !current_user_can( 'edit_pages' ) )
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return;
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add_option( 'cognito_public_key' );
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// Remove old API keys from the database
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$this->remove_options( array(
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'cognito_api_key',
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'cognito_admin_key',
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'cognito_organization'
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) );
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// If the flag to delete options was passed in, delete them
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if ( isset( $_GET['cog_clear'] ) && $_GET['cog_clear'] == '1' ) {
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delete_option( 'cognito_public_key' );
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}
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// Initialize TinyMCE Plugin
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$this->tinymce_init();
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}
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// Initialize block
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public function block_init() {
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$asset_file = include( plugin_dir_path( __FILE__ ) . 'dist/index.asset.php' );
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// Register global block styles
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wp_register_style(
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'cognito-block-global-css', // Handle.
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plugins_url( 'dist/style-main.css', __FILE__ ), // Public CSS
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is_admin() ? array( 'wp-editor' ) : null, // Dependency to include the CSS after it.
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$asset_file['version']
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);
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// Register block editor script for backend
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wp_register_script(
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'cognito-block-editor-js',
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plugins_url( 'dist/index.js', __FILE__ ),
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$asset_file['dependencies'],
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$asset_file['version']
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);
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wp_add_inline_script(
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'cognito-block-editor-js',
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'window.COGNITO_BASEURL = "' . CognitoAPI::$formsBase . '";',
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'before'
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);
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// Register block editor styles for backend.
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wp_register_style(
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'cognito-block-editor-css', // Handle.
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plugins_url( 'dist/main.css', __FILE__ ), // Block editor CSS.
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array( 'wp-edit-blocks' ), // Dependency to include the CSS after it.
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$asset_file['version']
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);
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register_block_type(
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'cognito-forms/cognito-embed', array(
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// Enqueue global block styles on both frontend and backend
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'style' => 'cognito-block-global-css',
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// Enqueue block js in the editor only
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'editor_script' => 'cognito-block-editor-js',
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// Enqueue editor block styles in the editor only
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'editor_style' => 'cognito-block-editor-css'
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)
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);
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}
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// Initialize classic editor (TinyMCE)
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public function tinymce_init() {
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if ( get_user_option( 'rich_editing' ) == 'true' ) {
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add_filter( 'mce_buttons', array( $this, 'tinymce_buttons' ) );
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add_filter( 'mce_external_plugins', array( $this, 'tinymce_external_plugins' ) );
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}
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}
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// Set up TinyMCE buttons
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public function tinymce_buttons( $buttons ) {
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array_push($buttons, '|', 'cognito');
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return $buttons;
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}
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// Set up TinyMCE plug-in
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public function tinymce_external_plugins( $plugin_array ) {
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$plugin_array['cognito_mce_plugin'] = plugins_url( '/tinymce/plugin.js', __FILE__ );
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return $plugin_array;
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}
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// Initialize administration menu (left sidebar)
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public function admin_menu() {
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add_menu_page( 'Cognito Forms', 'Cognito Forms', 'manage_options', 'Cognito', array( $this, 'main_page' ), "data:image/svg+xml;base64," . base64_encode( file_get_contents( plugin_dir_path( __FILE__ ) . 'cogicon.svg' ) ) );
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add_submenu_page( 'Cognito', 'Cognito Forms', 'View Forms', 'manage_options', 'Cognito', array( $this, 'main_page' ) );
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add_submenu_page( 'Cognito', 'Create Form', 'New Form', 'manage_options', 'CognitoCreateForm', array( $this, 'main_page' ) );
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add_submenu_page( 'Cognito', 'Templates', 'Templates', 'manage_options', 'CognitoTemplates', array( $this, 'main_page' ) );
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}
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// Called when a 'CognitoForms' shortcode is encountered, renders form embed script
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public function render_cognito_shortcode( $atts, $content = null, $code = '' ) {
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// Default to key setting, unless overridden in shortcode (allows for modules from multiple orgs)
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$key = empty( $atts['key'] ) ? get_option( 'cognito_public_key' ) : $atts['key'];
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if ( empty( $atts['id'] ) || empty( $key ) ) return '';
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return CognitoAPI::get_form_embed_script( $key, $atts['id'] );
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}
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// Entrypoint for Cognito Forms access
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public function main_page() {
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include 'templates/main.php';
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}
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// Add support for oEmbed using the generic Gutenberg Embed block
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public function oembed_init() {
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wp_oembed_add_provider( '#https?://(www\.)?cognitoforms\.com/.*#i', 'https://www.cognitoforms.com/f/oembed/', true );
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}
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}
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new CognitoFormsPlugin;
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}
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