<?php /* Plugin Name: Wufoo Shortcode Plugin Description: Enables shortcode to embed Wufoo forms. Usage: [wufoo username="chriscoyier" formhash="x7w3w3" autoresize="true" height="458" header="show" ssl="true"] Author: Chris Coyier / Wufoo, evansolomon Based on http://wordpress.org/extend/plugins/wufoo-shortcode/ http://wufoo.com/docs/code-manager/wordpress-shortcode-plugin/ */ function wufoo_shortcode( $atts ) { $attr = shortcode_atts( array( 'username' => '', 'formhash' => '', 'autoresize' => true, 'height' => '500', 'header' => 'show', 'ssl' => '', ), $atts ); // Check username and formhash to ensure they only have alphanumeric characters or underscores, and aren't empty. if ( ! preg_match( '/^[a-zA-Z0-9_]+$/', $attr['username'] ) || ! preg_match( '/^[a-zA-Z0-9_]+$/', $attr['formhash'] ) ) { /** * Return an error to the users with instructions if one of these params is invalid * They don't have default values because they are user/form-specific */ $return_error = sprintf( __( 'Something is wrong with your Wufoo shortcode. If you copy and paste it from the %sWufoo Code Manager%s, you should be golden.', 'jetpack' ), '<a href="http://wufoo.com/docs/code-manager/" target="_blank">', '</a>' ); return ' <div style="border: 20px solid red; border-radius: 40px; padding: 40px; margin: 50px 0 70px;"> <h3>Uh oh!</h3> <p style="margin: 0;">' . $return_error . '</p> </div>'; } /** * Required parameters are present. * An error will be returned inside the form if they are invalid. */ $js_embed = '<script type="text/javascript">var host = (("https:" == document.location.protocol) ? "https://secure." : "http://");document.write(unescape("%3Cscript src=\'" + host + "wufoo.com/scripts/embed/form.js\' type=\'text/javascript\'%3E%3C/script%3E"));</script>'; $js_embed .= "<script type='text/javascript'>"; $js_embed .= 'var wufoo_' . $attr['formhash'] . ' = new WufooForm();'; $js_embed .= 'wufoo_' . $attr['formhash'] . ' .initialize({'; $js_embed .= "'userName':'" . $attr['username'] . "', "; $js_embed .= "'formHash':'" . $attr['formhash'] . "', "; $js_embed .= "'autoResize':" . (bool) ( $attr['autoresize'] ) . ','; $js_embed .= "'height':'" . (int) $attr['height'] . "',"; $js_embed .= "'header':'" . esc_js( $attr['header'] ) . "' "; /** * Only output SSL value if passes as param. * Lower tier plans don't show this param (don't offer SSL). */ $js_embed .= ( $attr['ssl'] ) ? ",'ssl':" . (bool) $attr['ssl'] : ''; $js_embed .= '});'; $js_embed .= 'wufoo_' . $attr['formhash'] . '.display();'; $js_embed .= '</script>'; /** * iframe embed, loaded inside <noscript> tags. */ $iframe_embed = '<iframe '; $iframe_embed .= 'height="' . (int) $attr['height'] . '" '; $iframe_embed .= 'allowTransparency="true" frameborder="0" scrolling="no" style="width:100%;border:none;"'; $iframe_embed .= 'src="https://' . $attr['username'] . '.wufoo.com/embed/' . $attr['formhash'] . '/">'; $iframe_embed .= '<a href="https://' . $attr['username'] . '.wufoo.com/forms/' . $attr['formhash'] . '/" '; $iframe_embed .= 'rel="nofollow" target="_blank">' . __( 'Fill out my Wufoo form!', 'jetpack' ) . '</a></iframe>'; /** This action is already documented in modules/widgets/gravatar-profile.php */ do_action( 'jetpack_stats_extra', 'embeds', 'wufoo' ); /** * Return embed in JS and iframe. */ return "$js_embed <noscript> $iframe_embed </noscript>"; } add_shortcode( 'wufoo', 'wufoo_shortcode' );