File: /var/www/html/bwcdev/wp-content/plugins/calculated-fields-form/inc/cpcff_amp.inc.php
<?php
/**
* Actions required to include the forms in the AMP pages: CPCFF_AMP class
*
* @package CFF.
* @since 1.0.230
*/
// phpcs:disable Squiz.PHP.EmbeddedPhp.ContentBeforeOpen
// phpcs:disable Squiz.PHP.EmbeddedPhp.ContentBeforeEnd
// phpcs:disable Squiz.PHP.EmbeddedPhp.ContentAfterEnd
// phpcs:disable WordPress.NamingConventions.ValidVariableName.UsedPropertyNotSnakeCase
// phpcs:disable Squiz.Commenting.FunctionComment.Missing
// phpcs:disable Squiz.Commenting.FunctionComment.MissingParamTag
if ( ! class_exists( 'CPCFF_AMP' ) ) {
/**
* Class that defines the operations to display the foms in AMP pages.
*
* @since 1.0.170
*/
class CPCFF_AMP {
/**
* @var $_mail_obj Main plugin object
*/
private $_main_obj;
public function __construct( $main_obj ) {
$this->_main_obj = $main_obj;
add_action( 'init', array( $this, 'amp_init' ) ); // for amp pages.
} // End __construct.
/**
* Loads the form's preview in AMP pages.
*
* @return void.
*/
public function amp_init() {
if (
! empty( $_GET['cff-amp-form'] ) &&
get_option( 'CP_CALCULATEDFIELDSF_AMP', CP_CALCULATEDFIELDSF_AMP )
) {
error_reporting( E_ERROR|E_PARSE );
$atts = $this->_params_to_attrs();
$page_title = ( ! empty( $atts['page_title'] ) ) ? $atts['page_title'] : '';
print '<!DOCTYPE html><html ' .
( ( function_exists( 'is_rtl' ) && is_rtl() ) ? 'dir="rtl"' : '' ) .
'>' .
'<head>' .
( get_option( 'CP_CALCULATEDFIELDSF_EXCLUDE_CRAWLERS', false ) ? '<meta name="robots" content="none" />' : '' ) .
'<meta http-equiv="Content-Type" content="text/html; charset=utf-8" />' .
'<meta name="viewport" content="width=device-width">' .
'<title>' . esc_html( $page_title ) . '</title>';
// Patch for editor preview.
if ( empty( $_GET['cff-editor-preview'] ) ) {
print '<style>' .
'body{background:#FFF;overflow:hidden;margin:0;}' .
'html, body {height:100%;position:relative;min-height:100%;display:block;}' .
'#fbuilder{' . $this->_get_styles() . 'box-sizing:border-box!important;}' . // phpcs:ignore WordPress.Security.EscapeOutput
'</style>';
}
global $wp_styles, $wp_scripts;
if ( ! empty( $wp_scripts ) ) {
$wp_scripts->reset();
}
$message = $this->_main_obj->public_form( $atts );
ob_start();
if ( ! empty( $wp_styles ) ) {
$wp_styles->do_items();
}
if ( ! empty( $wp_scripts ) ) {
$wp_scripts->do_items();
}
if ( class_exists( 'Error' ) ) {
try {
wp_footer(); } catch ( Error $err ) {
error_log( $err->getMessage() );
}
}
$message .= ob_get_contents();
ob_end_clean();
print '</head>' .
'<body>' .
$message . // phpcs:ignore WordPress.Security.EscapeOutput
'</body>' .
'</html>';
remove_all_actions( 'shutdown' );
exit;
}
} // End amp_init.
/**
* Checks if the page is AMP or not
*
* Checks first for the existence of functions: "is_amp_endpoint" or "ampforwp_is_amp_endpoint",
* and if they don't exists, checks the URL.
*
* @return bool.
*/
public function is_amp() {
if ( ! get_option( 'CP_CALCULATEDFIELDSF_AMP', CP_CALCULATEDFIELDSF_AMP ) ) {
return false;
}
if ( ! empty( $_REQUEST['isamp'] ) ) {
return true;
}
if ( empty( $_GET['non-amp'] ) ) {
if ( function_exists( 'ampforwp_is_amp_endpoint' ) ) {
return ampforwp_is_amp_endpoint();
} elseif( function_exists( 'amp_is_request' ) ) {
return amp_is_request();
} elseif ( function_exists( 'is_amp_endpoint' ) ) {
return is_amp_endpoint();
}
}
return false;
} // End is_amp.
/**
* Returns an iframe tag for loading the a webpage with the form only, specially useful for AMP pages.
*
* @return string, the iframe tag's structure for loading a page with the form.
*/
public function get_iframe( $atts ) {
$url = CPCFF_AUXILIARY::site_url();
$url = preg_replace( '/^http\:/i', 'https:', $url );
$url .= ( strpos( $url, '?' ) === false ) ? '?' : '&';
$url .= 'cff-amp-form=' . ( ( ! empty( $atts['id'] ) ) ? $atts['id'] : '' );
$height = '';
$width = '';
foreach ( $atts as $attr_name => $attr_value ) {
if ( 'amp_iframe_height' == $attr_name ) {
$height = $attr_value;
} elseif ( 'amp_iframe_width' == $attr_name ) {
$width = $attr_value;
} elseif ( 'id' != $attr_name ) {
$url .= '&cff-form-attr-' . $attr_name . '=' . $attr_value;
}
}
if ( empty( $height ) ) {
$height = 320;
} else {
$url .= '&cff-form-height=' . $height;
}
if ( empty( $width ) ) {
$width = 500;
}
$url .= '&non-amp=1';
add_action( 'amp_post_template_css', array( $this, 'amp_css' ) );
add_filter( 'amp_post_template_data', array( $this, 'amp_iframe' ) );
return '<amp-iframe id="cff-form-iframe" src="' . esc_attr( esc_url( $url ) ) . '" layout="responsive" resizable sandbox="allow-popups allow-forms allow-top-navigation allow-modals allow-scripts" width="' . esc_attr( $width ) . '" height="' . esc_attr( $height ) . '"><amp-img src="data:image/svg+xml;utf8;base64,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" placeholder layout="responsive" width="50" height="50" /><div overflow tabindex=0 role=button style="bottom:0;border-bottom:2px dotted #ccc; width:100%;"><div aria-label="' . esc_attr__( 'Click to expand', 'calculated-fields-form' ) . '" style="margin-bottom:10px;margin-left:50%;transform:translate(-50%);padding:10px 20px;background:#666;color:white;border-radius:5px;display:inline-block;">' . esc_html( __( 'Click to expand', 'calculated-fields-form' ) ) . '</div></div></amp-iframe>';
}
/**
* Includes the CSS rules for the amp version of form
*
* @param object $template form template.
*/
public function amp_css( $template ) {
print '#cff-form-iframe{margin:0;}';
} // End amp_css.
/**
* Checks if the amp-iframe.js was included, and includes it if not.
*
* @param array $data associative array.
* @return $data, associative array.
*/
public function amp_iframe( $data ) {
if ( empty( $data['amp_component_scripts']['amp-iframe'] ) ) {
$data['amp_component_scripts']['amp-iframe'] = 'https://cdn.ampproject.org/v0/amp-iframe-0.1.js';
}
return $data;
} // End amp_iframe.
/**
* Converts the URL parameters related with the form in the redirection process required for load the forms into the amp-frames
*
* The parameter cff-amp-form is converted in the id attribute,
* and the parameteres with the name: cff-form-attr-<param>, are converted in the attributes <param>
*
* @return array $attrs.
*/
private function _params_to_attrs() {
$attrs = array();
if ( ! empty( $_GET ) ) {
foreach ( $_GET as $param => $value ) {
if ( 'cff-amp-form' == $param ) {
$attrs['id'] = @intval( $value );
} elseif ( preg_match( '/^cff\-form\-attr\-/i', $param ) ) {
$param = preg_replace( '/^cff\-form\-attr\-/i', '', $param );
$param = sanitize_text_field( $param );
$attrs[ $param ] = sanitize_text_field( $value );
}
}
}
return $attrs;
} // End _params_to_attrs.
/**
* Reads the form height from the URL parameter cff-form-height, returns 500 by default.
*
* @return int.
*/
private function _get_styles() {
return ( ! empty( $_GET['cff-form-height'] ) && is_numeric( $_GET['cff-form-height'] ) && ( $height = intval( $_GET['cff-form-height'] ) ) !== 0 ) ? 'overflow-x:hidden;overflow-y:auto;height:' . $height . 'px;padding:5px 32px 5px 5px;' : ''; // phpcs:ignore Squiz.PHP.DisallowMultipleAssignments
}
}
}