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Edit File : class-gf-bulk-add-fields.php \| Size : 16.39 KB
<?php //------------------------------------------ GFForms::include_addon_framework(); class GFBulkAddFields extends GFAddOn { protected $_version = GFBAF_VERSION; protected $_min_gravityforms_version = '2.0'; protected $_slug = GFBAF_SLUG; protected $_path = 'gf-bulk-add-fields/gf-bulk-add-fields.php'; protected $_full_path = __FILE__; protected $_title = GFBAF_NAME; protected $_short_title = 'Bulk Add Fields'; protected $_url = 'http://jetsloth.com/gravity-forms-bulk-add-fields/'; /** * Members plugin integration / protected $_capabilities = array( 'gravityforms_edit_forms', 'gravityforms_edit_settings' ); /* * Permissions / protected $_capabilities_settings_page = 'gravityforms_edit_settings'; protected $_capabilities_form_settings = 'gravityforms_edit_forms'; protected $_capabilities_uninstall = 'gravityforms_uninstall'; private static $_instance = null; /* * Get an instance of this class. * * @return GFBulkAddFields / public static function get_instance() { if ( self::$_instance == null ) { self::$_instance = new GFBulkAddFields(); } return self::$_instance; } private function __clone() { } / do nothing / /* * Handles anything which requires early initialization. / public function pre_init() { parent::pre_init(); } /* * Handles hooks and loading of language files. / public function init() { add_action( 'admin_head', array( $this, 'add_js_templates' ), 10, 2 ); parent::init(); } /* * Initialize the admin specific hooks. / public function init_admin() { // form editor if ( GFBAF_GF_MIN_2_5 ) { add_filter( 'gform_editor_sidebar_panels', array( $this, 'bulk_add_sidebar_button' ) ); } $name = plugin_basename($this->_path); add_action( 'after_plugin_row_'.$name, array( $this, 'gf_plugin_row' ), 10, 2 ); parent::init_admin(); } public function get_app_menu_icon() { return 'dashicons-list-view dashicons-plus'; } public function get_menu_icon() { return 'dashicons-list-view dashicons-plus'; } public function bulk_add_sidebar_button( $panels ) { $panels[] = array( 'id' => 'bulk_add_fields', // Panel id will be used later with the action hook that will output content for this specific panel. 'title' => esc_html__('Bulk Add', 'gf_bulk_add_fields'), 'nav_classes' => array( 'bulk_add_fields_panel' ), // Goes into the panel label <li> class attribute. 'body_classes' => array(), // Goes into the panel content ( ul tag ) class attribute. ); // This contains custom panels only, not the fixed ones. return $panels; } // # SCRIPTS & STYLES ----------------------------------------------------------------------------------------------- public function add_js_templates() { ?> <script type="text/html" id="baf-template__baf-item"> <li class="baf-item" data-field_type="{{type}}"> <label class="baf-item__title"> <span class="baf-item__type">{{name}} <?php _e('Field', 'gf_bulk_add_fields'); ?></span> <span class="baf-item__label">Untitled</span> <input type="text" name="{{type}}_{{index}}" value="Untitled" class="baf-item__input" disabled="disabled" /> </label> <button type="button" class="baf-item__delete"><span class="dashicons dashicons-dismiss"></span></button> </li> </script> <script type="text/html" id="baf-template__baf-window"> <div class="baf-window__outer <?php if ( GFBAF_GF_MIN_2_5 ) echo "gf_editor_v2"; ?>"> <div class="baf-window__inner"> <button type="button" class="baf-window__close"><span class="dashicons dashicons-no"></span></button> <section class="baf-window"> <aside class="baf-window__sidebar"> <ul id="baf_available_items" class="baf-available-items menu collapsible expandfirst"> {{#each availableFields}} <li class="baf-available-items-group" id="{{this.id}}"> <div class="button-title-link"> <div class="add-buttons-title">{{this.title}}</div> </div> <ul> <li class="add-buttons"> <ol class="field_type"> {{#each fields}} <li class="baf-available-item"> <?php if ( GFBAF_GF_MIN_2_5 ): ?> <button type="button" class="button baf-available-item__add" data-field_type="{{this.type}}" title="{{this.description}}"> {{baf_button_icon}} <span class="button-text">{{this.name}}</span> </button> <?php else: ?> <button type="button" class="button baf-available-item__add" data-field_type="{{this.type}}">{{this.name}}</button> <?php endif; ?> </li> {{/each}} </ol> </li> </ul> </li> {{/each}} </ul> </aside> <main class="baf-window__main"> <header class="baf-window__header"> <h1 class="baf-window__title"><?php _e('Bulk Add Fields', 'gf_bulk_add_fields'); ?></h1> </header> <div class="baf-window_body"> <ul class="baf-items"> </ul> </div> <footer class="baf-window__footer"> <button type="button" class="button button-large baf-window__cancel"><?php _e('Cancel', 'gf_bulk_add_fields'); ?></button> <button type="button" class="button button-large button-primary baf-window__submit"><?php _e('Add Selected Fields', 'gf_bulk_add_fields'); ?><span class="dashicons dashicons-list-view dashicons-plus"></span></button> </footer> </main> </section> <div class="baf-window__loader"> <span class="baf-window__loader-spinner"></span> <span class="baf-window__loader-text" data-default-text="<?php _e('Adding your fields...', 'gf_bulk_add_fields'); ?>"><?php _e('Adding your fields...', 'gf_bulk_add_fields'); ?></span> </div> </div> </div> <div id="baf-complete-dialog" title="<?php _e('Bulk Add Fields', 'gf_bulk_add_fields'); ?>"><?php _e("Fields added. Don't forget to save the form!", 'gf_bulk_add_fields'); ?></div> </script> <script type="text/html" id="baf-template__baf-launcher"> <div class="baf-launcher"> <button type="button" class="button button-large button-primary baf-launcher__btn"><?php _e('Bulk Add Fields', 'gf_bulk_add_fields'); ?><span class="dashicons dashicons-list-view dashicons-plus"></span></button> </div> </script> <?php } /* * Return the scripts which should be enqueued. * * @return array / public function scripts() { $gf_bulk_add_fields_js_deps = array( 'jquery', 'jquery-ui-sortable', 'jquery-ui-dialog' ); if ( wp_is_mobile() ) { $gf_bulk_add_fields_js_deps[] = 'jquery-touch-punch'; } $scripts = array( array( 'handle' => 'gf_bulk_add_fields_js', 'src' => $this->get_base_url() . '/js/gf_bulk_add_fields.js', 'version' => $this->_version, 'callback' => array( $this, 'localize_scripts' ), 'deps' => $gf_bulk_add_fields_js_deps, 'in_footer' => true, 'enqueue' => array( array( 'admin_page' => array( 'form_editor') ), ), ), ); return array_merge( parent::scripts(), $scripts ); } /* * Return the stylesheets which should be enqueued. * * @return array / public function styles() { wp_enqueue_style ('wp-jquery-ui-dialog'); $styles = array( array( 'handle' => 'gf_bulk_add_fields_css', 'src' => $this->get_base_url() . '/css/gf_bulk_add_fields.css', 'version' => $this->_version, 'media' => 'screen', 'enqueue' => array( array( 'admin_page' => array( 'form_editor') ) ), ), ); return array_merge( parent::styles(), $styles ); } /* * Localize the strings used by the scripts. / public function localize_scripts() { $params = array( 'is_gf_min_2_5' => GFBAF_GF_MIN_2_5, ); wp_localize_script( 'gf_bulk_add_fields_js', 'bulkAddFieldsVars', $params ); //localize strings for the js file $strings = array( 'bulkAddFields' => esc_html__( 'Bulk Add Fields', 'gf_bulk_add_fields' ), 'addSelectedFields' => esc_html__( 'Add Selected Fields', 'gf_bulk_add_fields' ), ); wp_localize_script( 'gf_bulk_add_fields_js', 'bulkAddFieldsStrings', $strings ); } /* * Creates a settings page for this add-on. / public function plugin_settings_fields() { $license = $this->get_plugin_setting('gf_bulk_add_fields_license_key'); $status = get_option('gf_bulk_add_fields_license_status'); $license_field = array( 'name' => 'gf_bulk_add_fields_license_key', 'tooltip' => esc_html__('Enter the license key you received after purchasing the plugin.', 'gf_bulk_add_fields'), 'label' => esc_html__('License Key', 'gf_bulk_add_fields'), 'type' => 'text', 'input_type' => 'password', 'class' => 'medium', 'default_value' => '', 'validation_callback' => array($this, 'license_validation'), 'feedback_callback' => array($this, 'license_feedback'), 'error_message' => esc_html__( 'Invalid license', 'gf_bulk_add_fields' ), ); if (!empty($license) && !empty($status)) { $license_field['after_input'] = ($status == 'valid') ? ' License is valid' : ' Invalid or expired license'; } $fields = array( array( 'title' => esc_html__('To unlock plugin updates, please enter your license key below', 'gf_bulk_add_fields'), 'fields' => array( $license_field ) ) ); return $fields; } /* * Add custom messages after plugin row based on license status / public function gf_plugin_row($plugin_file='', $plugin_data=array(), $status='') { $row = array(); $license_key = trim($this->get_plugin_setting('gf_bulk_add_fields_license_key')); $license_status = get_option('gf_bulk_add_fields_license_status', ''); if (empty($license_key) \|\| empty($license_status)) { $row = array( '<tr class="plugin-update-tr">', '<td colspan="3" class="plugin-update gf_bulk_add_fields-plugin-update">', '<div class="update-message">', '<a href="' . admin_url('admin.php?page=gf_settings&subview=' . $this->_slug) . '">Activate</a> your license to receive plugin updates and support. Need a license key? <a href="' . $this->_url . '" target="_blank">Purchase one now</a>.', '</div>', '<style type="text/css">', '.plugin-update.gf_bulk_add_fields-plugin-update .update-message:before {', 'content: "\f348";', 'margin-top: 0;', 'font-family: dashicons;', 'font-size: 20px;', 'position: relative;', 'top: 5px;', 'color: orange;', 'margin-right: 8px;', '}', '.plugin-update.gf_bulk_add_fields-plugin-update {', 'background-color: #fff6e5;', '}', '.plugin-update.gf_bulk_add_fields-plugin-update .update-message {', 'margin: 0 20px 6px 40px !important;', 'line-height: 28px;', '}', '</style>', '</td>', '</tr>' ); } elseif(!empty($license_key) && $license_status != 'valid') { $row = array( '<tr class="plugin-update-tr">', '<td colspan="3" class="plugin-update gf_bulk_add_fields-plugin-update">', '<div class="update-message">', 'Your license is invalid or expired. <a href="'.admin_url('admin.php?page=gf_settings&subview='.$this->_slug).'">Enter valid license key</a> or <a href="'.$this->_url.'" target="_blank">purchase a new one</a>.', '<style type="text/css">', '.plugin-update.gf_bulk_add_fields-plugin-update .update-message:before {', 'content: "\f348";', 'margin-top: 0;', 'font-family: dashicons;', 'font-size: 20px;', 'position: relative;', 'top: 5px;', 'color: #d54e21;', 'margin-right: 8px;', '}', '.plugin-update.gf_bulk_add_fields-plugin-update {', 'background-color: #ffe5e5;', '}', '.plugin-update.gf_bulk_add_fields-plugin-update .update-message {', 'margin: 0 20px 6px 40px !important;', 'line-height: 28px;', '}', '</style>', '</div>', '</td>', '</tr>' ); } echo implode('', $row); } /* * Determine if the license key is valid so the appropriate icon can be displayed next to the field. * * @param string $value The current value of the license_key field. * @param array $field The field properties. * * @return bool\|null / public function license_feedback( $value, $field ) { if ( empty( $value ) ) { return null; } // Send the remote request to check the license is valid $license_data = $this->perform_edd_license_request( 'check_license', $value ); $valid = null; if ( empty( $license_data ) \|\| !is_object($license_data) \|\| !property_exists($license_data, 'license') \|\| $license_data->license == 'invalid' ) { $valid = false; } elseif ( $license_data->license == 'valid' ) { $valid = true; } if (!empty($license_data) && is_object($license_data) && property_exists($license_data, 'license')) { update_option('gf_bulk_add_fields_license_status', $license_data->license); } return $valid; } /* * Handle license key activation or deactivation. * * @param array $field The field properties. * @param string $field_setting The submitted value of the license_key field. / public function license_validation( $field, $field_setting ) { $old_license = $this->get_plugin_setting( 'gf_bulk_add_fields_license_key' ); if ( $old_license && $field_setting != $old_license ) { // Send the remote request to deactivate the old license $response = $this->perform_edd_license_request( 'deactivate_license', $old_license ); if ( !empty($response) && is_object($response) && property_exists($response, 'license') && $response->license == 'deactivated' ) { delete_option('gf_bulk_add_fields_license_status'); } } if ( ! empty( $field_setting ) ) { // Send the remote request to activate the new license $response = $this->perform_edd_license_request( 'activate_license', $field_setting ); if ( !empty($response) && is_object($response) && property_exists($response, 'license') ) { update_option('gf_bulk_add_fields_license_status', $response->license); } } } /* * Send a request to the EDD store url. * * @param string $edd_action The action to perform (check_license, activate_license or deactivate_license). * @param string $license The license key. * * @return object */ public function perform_edd_license_request( $edd_action, $license ) { if($edd_action == 'activate_license'){ return (object)array('license'=>'valid'); } elseif($edd_action == 'deactivate_license') { return (object)array('license'=>'deactivated'); } else { return (object)array('license'=>'valid'); } // Prepare the request arguments $args = array( 'timeout' => GFBAF_TIMEOUT, 'sslverify' => GFBAF_SSL_VERIFY, 'body' => array( 'edd_action' => $edd_action, 'license' => trim($license), 'item_name' => urlencode(GFBAF_NAME), 'url' => home_url(), ) ); // Send the remote request $response = wp_remote_post(GFBAF_HOME, $args); return json_decode( wp_remote_retrieve_body( $response ) ); } } // end class Back

Edit File : class-gf-bulk-add-fields.php | Size : 16.39 KB

<?php

//------------------------------------------

GFForms::include_addon_framework();

class GFBulkAddFields extends GFAddOn {

protected $_version = GFBAF_VERSION;
	protected $_min_gravityforms_version = '2.0';

protected $_slug = GFBAF_SLUG;
	protected $_path = 'gf-bulk-add-fields/gf-bulk-add-fields.php';
	protected $_full_path = __FILE__;
	protected $_title = GFBAF_NAME;
	protected $_short_title = 'Bulk Add Fields';
	protected $_url = 'http://jetsloth.com/gravity-forms-bulk-add-fields/';

/**
	 * Members plugin integration
	 */
	protected $_capabilities = array( 'gravityforms_edit_forms', 'gravityforms_edit_settings' );

/**
	 * Permissions
	 */
	protected $_capabilities_settings_page = 'gravityforms_edit_settings';
	protected $_capabilities_form_settings = 'gravityforms_edit_forms';
	protected $_capabilities_uninstall = 'gravityforms_uninstall';

private static $_instance = null;

/**
	 * Get an instance of this class.
	 *
	 * @return GFBulkAddFields
	 */
	public static function get_instance() {
		if ( self::$_instance == null ) {
			self::$_instance = new GFBulkAddFields();
		}

return self::$_instance;
	}

private function __clone() {
	} /* do nothing */

/**
	 * Handles anything which requires early initialization.
	 */
	public function pre_init() {
		parent::pre_init();
	}

/**
	 * Handles hooks and loading of language files.
	 */
	public function init() {

add_action( 'admin_head', array( $this, 'add_js_templates' ), 10, 2 );

parent::init();

}

/**
	 * Initialize the admin specific hooks.
	 */
	public function init_admin() {

// form editor
		if ( GFBAF_GF_MIN_2_5 ) {
			add_filter( 'gform_editor_sidebar_panels', array( $this, 'bulk_add_sidebar_button' ) );
		}

$name = plugin_basename($this->_path);
		add_action( 'after_plugin_row_'.$name, array( $this, 'gf_plugin_row' ), 10, 2 );

parent::init_admin();

}

public function get_app_menu_icon() {
		return 'dashicons-list-view dashicons-plus';
	}

public function get_menu_icon() {
		return 'dashicons-list-view dashicons-plus';
	}

public function bulk_add_sidebar_button( $panels ) {
		$panels[] = array(
			'id' => 'bulk_add_fields', // Panel id will be used later with the action hook that will output content for this specific panel.
			'title' => esc_html__('Bulk Add', 'gf_bulk_add_fields'),
			'nav_classes'  => array( 'bulk_add_fields_panel' ), // Goes into the panel label <li> class attribute.
			'body_classes' => array(), // Goes into the panel content ( ul tag ) class attribute.
		);

// This contains custom panels only, not the fixed ones.
		return $panels;
	}

// # SCRIPTS & STYLES -----------------------------------------------------------------------------------------------

public function add_js_templates() {
?>
<script type="text/html" id="baf-template__baf-item">
	<li class="baf-item" data-field_type="{{type}}">
		<label class="baf-item__title">
			<span class="baf-item__type">{{name}} <?php _e('Field', 'gf_bulk_add_fields'); ?></span>
			<span class="baf-item__label">Untitled</span>
			<input type="text" name="{{type}}_{{index}}" value="Untitled" class="baf-item__input" disabled="disabled" />
		</label>
		<button type="button" class="baf-item__delete"><span class="dashicons dashicons-dismiss"></span></button>
	</li>
</script>
<script type="text/html" id="baf-template__baf-window">
	<div class="baf-window__outer <?php if ( GFBAF_GF_MIN_2_5 ) echo "gf_editor_v2"; ?>">
		<div class="baf-window__inner">
            <button type="button" class="baf-window__close"><span class="dashicons dashicons-no"></span></button>
			<section class="baf-window">
                <aside class="baf-window__sidebar">
                    <ul id="baf_available_items" class="baf-available-items menu collapsible expandfirst">
                        {{#each availableFields}}
                        <li class="baf-available-items-group" id="{{this.id}}">
                            <div class="button-title-link">
                                <div class="add-buttons-title">{{this.title}}</div>
                            </div>
                            <ul>
                                <li class="add-buttons">
                                    <ol class="field_type">
                                        {{#each fields}}
                                        <li class="baf-available-item">
                                            <?php if ( GFBAF_GF_MIN_2_5 ): ?>
                                                <button type="button" class="button baf-available-item__add" data-field_type="{{this.type}}" title="{{this.description}}">
                                                    {{baf_button_icon}}
                                                    <span class="button-text">{{this.name}}</span>
                                                </button>
                                            <?php else: ?>
                                                <button type="button" class="button baf-available-item__add" data-field_type="{{this.type}}">{{this.name}}</button>
                                            <?php endif; ?>
                                        </li>
                                        {{/each}}
                                    </ol>
                                </li>
                            </ul>
                        </li>
                        {{/each}}
                    </ul>
                </aside>
                <main class="baf-window__main">
                    <header class="baf-window__header">
                        <h1 class="baf-window__title"><?php _e('Bulk Add Fields', 'gf_bulk_add_fields'); ?></h1>
                    </header>
                    <div class="baf-window_body">
                        <ul class="baf-items">
                        </ul>
                    </div>
                    <footer class="baf-window__footer">
                        <button type="button" class="button button-large baf-window__cancel"><?php _e('Cancel', 'gf_bulk_add_fields'); ?></button>
                        <button type="button" class="button button-large button-primary baf-window__submit"><?php _e('Add Selected Fields', 'gf_bulk_add_fields'); ?><span class="dashicons dashicons-list-view dashicons-plus"></span></button>
                    </footer>
                </main>
			</section>
            <div class="baf-window__loader">
                <span class="baf-window__loader-spinner"></span>
                <span class="baf-window__loader-text" data-default-text="<?php _e('Adding your fields...', 'gf_bulk_add_fields'); ?>"><?php _e('Adding your fields...', 'gf_bulk_add_fields'); ?></span>
            </div>
		</div>
	</div>
    <div id="baf-complete-dialog" title="<?php _e('Bulk Add Fields', 'gf_bulk_add_fields'); ?>"><?php _e("Fields added. Don't forget to save the form!", 'gf_bulk_add_fields'); ?></div>
</script>
<script type="text/html" id="baf-template__baf-launcher">
	<div class="baf-launcher">
		<button type="button" class="button button-large button-primary baf-launcher__btn"><?php _e('Bulk Add Fields', 'gf_bulk_add_fields'); ?><span class="dashicons dashicons-list-view dashicons-plus"></span></button>
	</div>
</script>
<?php
	}

/**
	 * Return the scripts which should be enqueued.
	 *
	 * @return array
	 */
	public function scripts() {
		$gf_bulk_add_fields_js_deps = array( 'jquery', 'jquery-ui-sortable', 'jquery-ui-dialog' );
		if ( wp_is_mobile() ) {
			$gf_bulk_add_fields_js_deps[] = 'jquery-touch-punch';
		}

$scripts = array(
				array(
						'handle'  => 'gf_bulk_add_fields_js',
						'src'     => $this->get_base_url() . '/js/gf_bulk_add_fields.js',
						'version' => $this->_version,
                        'callback' => array( $this, 'localize_scripts' ),
						'deps'    => $gf_bulk_add_fields_js_deps,
					    'in_footer' => true,
						'enqueue' => array(
								array( 'admin_page' => array( 'form_editor') ),
						),
				),
		);

return array_merge( parent::scripts(), $scripts );
	}

/**
	 * Return the stylesheets which should be enqueued.
	 *
	 * @return array
	 */
	public function styles() {

wp_enqueue_style ('wp-jquery-ui-dialog');

$styles = array(
				array(
						'handle'  => 'gf_bulk_add_fields_css',
						'src'     => $this->get_base_url() . '/css/gf_bulk_add_fields.css',
						'version' => $this->_version,
						'media'   => 'screen',
						'enqueue' => array(
								array( 'admin_page' => array( 'form_editor') )
						),
				),
		);

return array_merge( parent::styles(), $styles );
	}

/**
	 * Localize the strings used by the scripts.
	 */
	public function localize_scripts() {

$params = array(
			'is_gf_min_2_5' => GFBAF_GF_MIN_2_5,
		);
		wp_localize_script( 'gf_bulk_add_fields_js', 'bulkAddFieldsVars', $params );

//localize strings for the js file
		$strings = array(
				'bulkAddFields'    => esc_html__( 'Bulk Add Fields', 'gf_bulk_add_fields' ),
				'addSelectedFields'    => esc_html__( 'Add Selected Fields', 'gf_bulk_add_fields' ),
		);
		wp_localize_script( 'gf_bulk_add_fields_js', 'bulkAddFieldsStrings', $strings );

}

/**
	 * Creates a settings page for this add-on.
	 */
	public function plugin_settings_fields() {

$license = $this->get_plugin_setting('gf_bulk_add_fields_license_key');
		$status = get_option('gf_bulk_add_fields_license_status');

$license_field = array(
			'name' => 'gf_bulk_add_fields_license_key',
			'tooltip' => esc_html__('Enter the license key you received after purchasing the plugin.', 'gf_bulk_add_fields'),
			'label' => esc_html__('License Key', 'gf_bulk_add_fields'),
			'type' => 'text',
			'input_type' => 'password',
			'class' => 'medium',
			'default_value' => '',
			'validation_callback' => array($this, 'license_validation'),
			'feedback_callback' => array($this, 'license_feedback'),
			'error_message' => esc_html__( 'Invalid license', 'gf_bulk_add_fields' ),
		);

if (!empty($license) && !empty($status)) {
			$license_field['after_input'] = ($status == 'valid') ? ' License is valid' : ' Invalid or expired license';
		}

$fields = array(
			array(
				'title'  => esc_html__('To unlock plugin updates, please enter your license key below', 'gf_bulk_add_fields'),
				'fields' => array(
					$license_field
				)
			)
		);

return $fields;
	}

/**
	 * Add custom messages after plugin row based on license status
	 */

public function gf_plugin_row($plugin_file='', $plugin_data=array(), $status='') {
		$row = array();
		$license_key = trim($this->get_plugin_setting('gf_bulk_add_fields_license_key'));
		$license_status = get_option('gf_bulk_add_fields_license_status', '');
		if (empty($license_key) || empty($license_status)) {
			$row = array(
				'<tr class="plugin-update-tr">',
					'<td colspan="3" class="plugin-update gf_bulk_add_fields-plugin-update">',
						'<div class="update-message">',
							'<a href="' . admin_url('admin.php?page=gf_settings&subview=' . $this->_slug) . '">Activate</a> your license to receive plugin updates and support. Need a license key? <a href="' . $this->_url . '" target="_blank">Purchase one now</a>.',
						'</div>',
                        '<style type="text/css">',
                        '.plugin-update.gf_bulk_add_fields-plugin-update .update-message:before {',
                            'content: "\f348";',
                            'margin-top: 0;',
                            'font-family: dashicons;',
                            'font-size: 20px;',
                            'position: relative;',
                            'top: 5px;',
                            'color: orange;',
                            'margin-right: 8px;',
                        '}',
                        '.plugin-update.gf_bulk_add_fields-plugin-update {',
                            'background-color: #fff6e5;',
                        '}',
                        '.plugin-update.gf_bulk_add_fields-plugin-update .update-message {',
                            'margin: 0 20px 6px 40px !important;',
                            'line-height: 28px;',
                        '}',
                        '</style>',
					'</td>',
				'</tr>'
			);
		}
		elseif(!empty($license_key) && $license_status != 'valid') {
			$row = array(
				'<tr class="plugin-update-tr">',
					'<td colspan="3" class="plugin-update gf_bulk_add_fields-plugin-update">',
						'<div class="update-message">',
							'Your license is invalid or expired. <a href="'.admin_url('admin.php?page=gf_settings&subview='.$this->_slug).'">Enter valid license key</a> or <a href="'.$this->_url.'" target="_blank">purchase a new one</a>.',
							'<style type="text/css">',
								'.plugin-update.gf_bulk_add_fields-plugin-update .update-message:before {',
                                    'content: "\f348";',
                                    'margin-top: 0;',
                                    'font-family: dashicons;',
                                    'font-size: 20px;',
                                    'position: relative;',
                                    'top: 5px;',
                                    'color: #d54e21;',
                                    'margin-right: 8px;',
								'}',
                                '.plugin-update.gf_bulk_add_fields-plugin-update {',
                                    'background-color: #ffe5e5;',
                                '}',
								'.plugin-update.gf_bulk_add_fields-plugin-update .update-message {',
                                    'margin: 0 20px 6px 40px !important;',
                                    'line-height: 28px;',
								'}',
							'</style>',
						'</div>',
					'</td>',
				'</tr>'
			);
		}

echo implode('', $row);
	}

/**
	 * Determine if the license key is valid so the appropriate icon can be displayed next to the field.
	 *
	 * @param string $value The current value of the license_key field.
	 * @param array $field The field properties.
	 *
	 * @return bool|null
	 */
	public function license_feedback( $value, $field ) {
		if ( empty( $value ) ) {
			return null;
		}

// Send the remote request to check the license is valid
		$license_data = $this->perform_edd_license_request( 'check_license', $value );

$valid = null;
		if ( empty( $license_data ) || !is_object($license_data) || !property_exists($license_data, 'license') || $license_data->license == 'invalid' ) {
			$valid = false;
		}
		elseif ( $license_data->license == 'valid' ) {
			$valid = true;
		}

if (!empty($license_data) && is_object($license_data) && property_exists($license_data, 'license')) {
			update_option('gf_bulk_add_fields_license_status', $license_data->license);
		}

return $valid;
	}

/**
	 * Handle license key activation or deactivation.
	 *
	 * @param array $field The field properties.
	 * @param string $field_setting The submitted value of the license_key field.
	 */
	public function license_validation( $field, $field_setting ) {
		$old_license = $this->get_plugin_setting( 'gf_bulk_add_fields_license_key' );

if ( $old_license && $field_setting != $old_license ) {
			// Send the remote request to deactivate the old license
			$response = $this->perform_edd_license_request( 'deactivate_license', $old_license );
			if ( !empty($response) && is_object($response) && property_exists($response, 'license') && $response->license == 'deactivated' ) {
				delete_option('gf_bulk_add_fields_license_status');
			}
		}

if ( ! empty( $field_setting ) ) {
			// Send the remote request to activate the new license
			$response = $this->perform_edd_license_request( 'activate_license', $field_setting );
			if ( !empty($response) && is_object($response) && property_exists($response, 'license') ) {
				update_option('gf_bulk_add_fields_license_status', $response->license);
			}
		}
	}

/**
	 * Send a request to the EDD store url.
	 *
	 * @param string $edd_action The action to perform (check_license, activate_license or deactivate_license).
	 * @param string $license The license key.
	 *
	 * @return object
	 */
	public function perform_edd_license_request( $edd_action, $license ) {
		if($edd_action == 'activate_license'){
		return (object)array('license'=>'valid');
		} elseif($edd_action == 'deactivate_license') {
		return (object)array('license'=>'deactivated');
		} else {
		return (object)array('license'=>'valid');
		}
		// Prepare the request arguments
		$args = array(
			'timeout' => GFBAF_TIMEOUT,
			'sslverify' => GFBAF_SSL_VERIFY,
			'body' => array(
				'edd_action' => $edd_action,
				'license' => trim($license),
				'item_name' => urlencode(GFBAF_NAME),
				'url' => home_url(),
			)
		);

// Send the remote request
		$response = wp_remote_post(GFBAF_HOME, $args);

return json_decode( wp_remote_retrieve_body( $response ) );
	}

} // end class

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