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