PHP wpcf7_is_posted函数代码示例

function cf7bs_number_shortcode_handler($tag)
{
    $tag = new WPCF7_Shortcode($tag);
    if (empty($tag->name)) {
        return '';
    }
    $mode = $status = 'default';
    $validation_error = wpcf7_get_validation_error($tag->name);
    $class = wpcf7_form_controls_class($tag->type);
    $class .= ' wpcf7-validates-as-number';
    if ($validation_error) {
        $class .= ' wpcf7-not-valid';
        $status = 'error';
    }
    if ($tag->is_required()) {
        $mode = 'required';
    }
    $value = (string) reset($tag->values);
    $placeholder = '';
    if ($tag->has_option('placeholder') || $tag->has_option('watermark')) {
        $placeholder = $value;
        $value = '';
    }
    if (wpcf7_is_posted() && isset($_POST[$tag->name])) {
        $value = stripslashes_deep($_POST[$tag->name]);
    } elseif (isset($_GET) && array_key_exists($tag->name, $_GET)) {
        $value = stripslashes_deep(rawurldecode($_GET[$tag->name]));
    }
    $field = new CF7BS_Form_Field(array('name' => $tag->name, 'id' => $tag->get_option('id', 'id', true), 'class' => $tag->get_class_option($class), 'type' => wpcf7_support_html5() ? $tag->basetype : 'text', 'value' => $value, 'placeholder' => $placeholder, 'label' => $tag->content, 'options' => array('min' => $tag->get_option('min', 'signed_int', true), 'max' => $tag->get_option('max', 'signed_int', true), 'step' => $tag->get_option('step', 'int', true)), 'help_text' => $validation_error, 'size' => cf7bs_get_form_property('size'), 'grid_columns' => cf7bs_get_form_property('grid_columns'), 'form_layout' => cf7bs_get_form_property('layout'), 'form_label_width' => cf7bs_get_form_property('label_width'), 'form_breakpoint' => cf7bs_get_form_property('breakpoint'), 'mode' => $mode, 'status' => $status, 'readonly' => $tag->has_option('readonly') ? true : false, 'tabindex' => $tag->get_option('tabindex', 'int', true), 'wrapper_class' => $tag->name));
    $html = $field->display(false);
    return $html;
}

 public static function shortcode_handler($tag)
 {
     $tag = new WPCF7_Shortcode($tag);
     if (empty($tag->name)) {
         return '';
     }
     $validation_error = wpcf7_get_validation_error($tag->name);
     $class = wpcf7_form_controls_class($tag->type, 'wpcf7-date');
     if ($validation_error) {
         $class .= ' wpcf7-not-valid';
     }
     $atts = array();
     $atts['size'] = $tag->get_size_option('40');
     $atts['maxlength'] = $tag->get_maxlength_option();
     $atts['class'] = $tag->get_class_option($class);
     $atts['id'] = $tag->get_option('id', 'id', true);
     $atts['tabindex'] = $tag->get_option('tabindex', 'int', true);
     $atts['type'] = 'text';
     if ($tag->has_option('readonly')) {
         $atts['readonly'] = 'readonly';
     }
     if ($tag->is_required()) {
         $atts['aria-required'] = 'true';
     }
     $value = (string) reset($tag->values);
     if ($tag->has_option('placeholder') || $tag->has_option('watermark')) {
         $atts['placeholder'] = $value;
         $value = '';
     }
     if (wpcf7_is_posted() && isset($_POST[$tag->name])) {
         $value = stripslashes_deep($_POST[$tag->name]);
     }
     $atts['value'] = $value;
     $dpOptions = array();
     $dpOptions['dateFormat'] = str_replace('_', ' ', $tag->get_option('date-format', '', true));
     $dpOptions['minDate'] = $tag->get_option('min-date', '', true);
     $dpOptions['maxDate'] = $tag->get_option('max-date', '', true);
     $dpOptions['firstDay'] = (int) $tag->get_option('first-day', 'int', true);
     $dpOptions['showAnim'] = $tag->get_option('animate', '', true);
     $dpOptions['yearRange'] = str_replace('-', ':', $tag->get_option('year-range', '', true));
     $dpOptions['numberOfMonths'] = (int) $tag->get_option('months', 'int', true);
     $dpOptions['showButtonPanel'] = $tag->has_option('buttons');
     $dpOptions['changeMonth'] = $tag->has_option('change-month');
     $dpOptions['changeYear'] = $tag->has_option('change-year');
     $dpOptions['noWeekends'] = $tag->has_option('no-weekends');
     $inline = $tag->has_option('inline');
     if ($inline) {
         $dpOptions['altField'] = "#{$tag->name}_alt";
         $atts['id'] = "{$tag->name}_alt";
     }
     $atts['type'] = $inline ? 'hidden' : 'text';
     $atts['name'] = $tag->name;
     $atts = wpcf7_format_atts($atts);
     $html = sprintf('<span class="wpcf7-form-control-wrap %1$s"><input %2$s />%3$s %4$s</span>', $tag->name, $atts, $validation_error, $inline ? "<div id=\"{$tag->name}_datepicker\"></div>" : '');
     $html = apply_filters('cf7dp_date_input', $html);
     $dp_selector = $inline ? '#' . $tag->name . '_datepicker' : $tag->name;
     $dp = new CF7_DateTimePicker('date', $dp_selector, $dpOptions);
     self::$inline_js[] = $dp->generate_code($inline);
     return $html;
 }

function cf7bs_file_shortcode_handler($tag)
{
    $tag = new WPCF7_Shortcode($tag);
    if (empty($tag->name)) {
        return '';
    }
    $mode = $status = 'default';
    $validation_error = wpcf7_get_validation_error($tag->name);
    $class = wpcf7_form_controls_class($tag->type);
    if ($validation_error) {
        $class .= ' wpcf7-not-valid';
        $status = 'error';
    }
    // size is not used since Bootstrap input fields always scale 100%
    //$atts['size'] = $tag->get_size_option( '40' );
    if ($tag->is_required()) {
        $mode = 'required';
    }
    $value = (string) reset($tag->values);
    $placeholder = '';
    if ($tag->has_option('placeholder') || $tag->has_option('watermark')) {
        $placeholder = $value;
        $value = '';
    } elseif (empty($value)) {
        $value = $tag->get_default_option();
    }
    if (wpcf7_is_posted() && isset($_POST[$tag->name])) {
        $value = stripslashes_deep($_POST[$tag->name]);
    }
    $field = new CF7BS_Form_Field(cf7bs_apply_field_args_filter(array('name' => $tag->name, 'id' => $tag->get_option('id', 'id', true), 'class' => $tag->get_class_option($class), 'type' => 'file', 'value' => '1', 'label' => $tag->content, 'help_text' => $validation_error, 'size' => cf7bs_get_form_property('size'), 'grid_columns' => cf7bs_get_form_property('grid_columns'), 'form_layout' => cf7bs_get_form_property('layout'), 'form_label_width' => cf7bs_get_form_property('label_width'), 'form_breakpoint' => cf7bs_get_form_property('breakpoint'), 'mode' => $mode, 'status' => $status, 'tabindex' => $tag->get_option('tabindex', 'int', true), 'wrapper_class' => $tag->name), $tag->basetype, $tag->name));
    $html = $field->display(false);
    return $html;
}

function cf7bs_captcha_shortcode_handler($tag)
{
    $tag_obj = new WPCF7_Shortcode($tag);
    if ('captchac' == $tag_obj->type && !class_exists('ReallySimpleCaptcha')) {
        return '<em>' . __('To use CAPTCHA, you need <a href="http://wordpress.org/extend/plugins/really-simple-captcha/">Really Simple CAPTCHA</a> plugin installed.', 'bootstrap-for-contact-form-7') . '</em>';
    }
    if (empty($tag_obj->name)) {
        return '';
    }
    $validation_error = wpcf7_get_validation_error($tag_obj->name);
    if ('captchac' == $tag_obj->type) {
        if ($image_sizes_array = preg_grep('%^size:[smlSML]$%', $tag['options'])) {
            $tag['options'] = array_values(array_diff_key($tag['options'], $image_sizes_array));
        }
        $size = cf7bs_get_form_property('size');
        $image_size = 'large' == $size ? 'l' : ('small' == $size ? 's' : 'm');
        $tag['options'][] = 'size:' . $image_size;
        $field = new CF7BS_Form_Field(cf7bs_apply_field_args_filter(array('name' => wpcf7_captcha_shortcode_handler($tag), 'type' => 'custom', 'label' => $tag_obj->content, 'help_text' => $validation_error, 'grid_columns' => cf7bs_get_form_property('grid_columns'), 'form_layout' => cf7bs_get_form_property('layout'), 'form_label_width' => cf7bs_get_form_property('label_width'), 'form_breakpoint' => cf7bs_get_form_property('breakpoint'), 'tabindex' => false, 'wrapper_class' => ''), $tag_obj->basetype, $tag_obj->name));
        $html = $field->display(false);
        return $html;
    } elseif ('captchar' == $tag_obj->type) {
        $mode = $status = 'default';
        $class = wpcf7_form_controls_class($tag_obj->type, 'wpcf7-text');
        if ($validation_error) {
            $class .= ' wpcf7-not-valid';
            $status = 'error';
        }
        // size is not used since Bootstrap input fields always scale 100%
        //$atts['size'] = $tag->get_size_option( '40' );
        $value = (string) reset($tag_obj->values);
        $placeholder = '';
        if (wpcf7_is_posted()) {
            $value = '';
        }
        if ($tag_obj->has_option('placeholder') || $tag_obj->has_option('watermark')) {
            $placeholder = $value;
            $value = '';
        }
        $input_before = $input_after = '';
        if ($tag_obj->has_option('include_captchac') && class_exists('ReallySimpleCaptcha')) {
            $captchac_mode = $tag_obj->get_option('include_captchac', '[A-Za-z]+', true);
            if ($captchac_mode && 'after' == strtolower($captchac_mode)) {
                $captchac_mode = 'input_after';
            } else {
                $captchac_mode = 'input_before';
            }
            $tag = cf7bs_captchar_to_captchac($tag);
            ${$captchac_mode} = wpcf7_captcha_shortcode_handler($tag);
        }
        $field = new CF7BS_Form_Field(cf7bs_apply_field_args_filter(array('name' => $tag_obj->name, 'id' => $tag_obj->get_option('id', 'id', true), 'class' => $tag_obj->get_class_option($class), 'type' => 'text', 'value' => $value, 'placeholder' => $placeholder, 'label' => $tag_obj->content, 'help_text' => $validation_error, 'size' => cf7bs_get_form_property('size'), 'form_layout' => cf7bs_get_form_property('layout'), 'form_label_width' => cf7bs_get_form_property('label_width'), 'form_breakpoint' => cf7bs_get_form_property('breakpoint'), 'mode' => $mode, 'status' => $status, 'maxlength' => $tag_obj->get_maxlength_option(), 'tabindex' => $tag_obj->get_option('tabindex', 'int', true), 'wrapper_class' => $tag_obj->name, 'input_before' => $input_before, 'input_after' => $input_after, 'input_before_class' => 'input-group-addon input-group-has-image', 'input_after_class' => 'input-group-addon input-group-has-image'), $tag_obj->basetype, $tag_obj->name));
        $html = $field->display(false);
        return $html;
    }
    return '';
}

function wpcf7_text_shortcode_handler($tag)
{
    $tag = new WPCF7_Shortcode($tag);
    if (empty($tag->name)) {
        return '';
    }
    $validation_error = wpcf7_get_validation_error($tag->name);
    $class = wpcf7_form_controls_class($tag->type, 'wpcf7-text');
    if (in_array($tag->basetype, array('email', 'url', 'tel'))) {
        $class .= ' wpcf7-validates-as-' . $tag->basetype;
    }
    if ($validation_error) {
        $class .= ' wpcf7-not-valid';
    }
    $atts = array();
    $atts['size'] = $tag->get_size_option('40');
    $atts['maxlength'] = $tag->get_maxlength_option();
    $atts['class'] = $tag->get_class_option($class);
    $atts['id'] = $tag->get_option('id', 'id', true);
    $atts['tabindex'] = $tag->get_option('tabindex', 'int', true);
    if ($tag->has_option('readonly')) {
        $atts['readonly'] = 'readonly';
    }
    if ($tag->is_required()) {
        $atts['aria-required'] = 'true';
    }
    $atts['aria-invalid'] = $validation_error ? 'true' : 'false';
    $value = (string) reset($tag->values);
    if ($tag->has_option('placeholder') || $tag->has_option('watermark')) {
        $atts['placeholder'] = $value;
        $value = '';
    } elseif (empty($value) && is_user_logged_in()) {
        $user = wp_get_current_user();
        $user_options = array('default:user_login' => 'user_login', 'default:user_email' => 'user_email', 'default:user_url' => 'user_url', 'default:user_first_name' => 'first_name', 'default:user_last_name' => 'last_name', 'default:user_nickname' => 'nickname', 'default:user_display_name' => 'display_name');
        foreach ($user_options as $option => $prop) {
            if ($tag->has_option($option)) {
                $value = $user->{$prop};
                break;
            }
        }
    }
    if (wpcf7_is_posted() && isset($_POST[$tag->name])) {
        $value = stripslashes_deep($_POST[$tag->name]);
    }
    $atts['value'] = $value;
    if (wpcf7_support_html5()) {
        $atts['type'] = $tag->basetype;
    } else {
        $atts['type'] = 'text';
    }
    $atts['name'] = $tag->name;
    $atts = wpcf7_format_atts($atts);
    $html = sprintf('<span class="wpcf7-form-control-wrap %1$s"><input %2$s />%3$s</span>', $tag->name, $atts, $validation_error);
    return $html;
}

function wpcf7_text_shortcode_handler($tag)
{
    $tag = new WPCF7_Shortcode($tag);
    if (empty($tag->name)) {
        return '';
    }
    $validation_error = wpcf7_get_validation_error($tag->name);
    $class = wpcf7_form_controls_class($tag->type, 'wpcf7-text');
    if (in_array($tag->basetype, array('email', 'url', 'tel'))) {
        $class .= ' wpcf7-validates-as-' . $tag->basetype;
    }
    if ($validation_error) {
        $class .= ' wpcf7-not-valid';
    }
    $atts = array();
    $atts['size'] = $tag->get_size_option('40');
    $atts['maxlength'] = $tag->get_maxlength_option();
    $atts['class'] = $tag->get_class_option($class);
    $atts['id'] = $tag->get_id_option();
    $atts['tabindex'] = $tag->get_option('tabindex', 'int', true);
    if ($tag->has_option('readonly')) {
        $atts['readonly'] = 'readonly';
    }
    if ($tag->is_required()) {
        $atts['aria-required'] = 'true';
    }
    $atts['aria-invalid'] = $validation_error ? 'true' : 'false';
    $value = (string) reset($tag->values);
    if ($tag->has_option('placeholder') || $tag->has_option('watermark')) {
        $atts['placeholder'] = $value;
        $value = '';
    } elseif ('' === $value) {
        $value = $tag->get_default_option();
    }
    if (wpcf7_is_posted() && isset($_POST[$tag->name])) {
        $value = wp_unslash($_POST[$tag->name]);
    }
    $atts['value'] = $value;
    if (wpcf7_support_html5()) {
        $atts['type'] = $tag->basetype;
    } else {
        $atts['type'] = 'text';
    }
    $atts['name'] = $tag->name;
    $atts = wpcf7_format_atts($atts);
    $html = sprintf('<span class="wpcf7-form-control-wrap %1$s"><input %2$s />%3$s</span>', sanitize_html_class($tag->name), $atts, $validation_error);
    return $html;
}

function wpcf7_date_shortcode_handler($tag)
{
    $tag = new WPCF7_Shortcode($tag);
    if (empty($tag->name)) {
        return '';
    }
    $validation_error = wpcf7_get_validation_error($tag->name);
    $class = wpcf7_form_controls_class($tag->type);
    $class .= ' wpcf7-validates-as-date';
    if ($validation_error) {
        $class .= ' wpcf7-not-valid';
    }
    $atts = array();
    $atts['class'] = $tag->get_class_option($class);
    $atts['id'] = $tag->get_option('id', 'id', true);
    $atts['tabindex'] = $tag->get_option('tabindex', 'int', true);
    $atts['min'] = $tag->get_option('min', 'date', true);
    $atts['max'] = $tag->get_option('max', 'date', true);
    $atts['step'] = $tag->get_option('step', 'int', true);
    if ($tag->has_option('readonly')) {
        $atts['readonly'] = 'readonly';
    }
    if ($tag->is_required()) {
        $atts['aria-required'] = 'true';
    }
    $atts['aria-invalid'] = $validation_error ? 'true' : 'false';
    $value = (string) reset($tag->values);
    if ($tag->has_option('placeholder') || $tag->has_option('watermark')) {
        $atts['placeholder'] = $value;
        $value = '';
    }
    if (wpcf7_is_posted() && isset($_POST[$tag->name])) {
        $value = stripslashes_deep($_POST[$tag->name]);
    }
    $atts['value'] = $value;
    if (wpcf7_support_html5()) {
        $atts['type'] = $tag->basetype;
    } else {
        $atts['type'] = 'text';
    }
    $atts['name'] = $tag->name;
    $atts = wpcf7_format_atts($atts);
    $html = sprintf('<span class="wpcf7-form-control-wrap %1$s"><input %2$s />%3$s</span>', $tag->name, $atts, $validation_error);
    return $html;
}

function wpcf7_textarea_shortcode_handler($tag)
{
    $tag = new WPCF7_Shortcode($tag);
    if (empty($tag->name)) {
        return '';
    }
    $validation_error = wpcf7_get_validation_error($tag->name);
    $class = wpcf7_form_controls_class($tag->type);
    if ($validation_error) {
        $class .= ' wpcf7-not-valid';
    }
    $atts = array();
    $atts['cols'] = $tag->get_cols_option('');
    $atts['rows'] = $tag->get_rows_option('');
    $atts['maxlength'] = $tag->get_maxlength_option();
    $atts['class'] = $tag->get_class_option($class);
    $atts['id'] = $tag->get_option('id', 'id', true);
    $atts['tabindex'] = $tag->get_option('tabindex', 'int', true);
    if ($tag->has_option('readonly')) {
        $atts['readonly'] = 'readonly';
    }
    if ($tag->is_required()) {
        $atts['aria-required'] = 'true';
    }
    $atts['aria-invalid'] = $validation_error ? 'true' : 'false';
    $value = (string) reset($tag->values);
    if ('' !== $tag->content) {
        $value = $tag->content;
    }
    if ($tag->has_option('placeholder') || $tag->has_option('watermark')) {
        $atts['placeholder'] = $value;
        $value = '';
    }
    if (wpcf7_is_posted() && isset($_POST[$tag->name])) {
        $value = stripslashes_deep($_POST[$tag->name]);
    }
    $atts['name'] = $tag->name;
    $atts = wpcf7_format_atts($atts);
    $html = sprintf('<textarea %2$s></textarea>', $tag->name, $atts, esc_textarea($value), $validation_error);
    return $html;
}

function cf7bs_checkbox_shortcode_handler($tag)
{
    $tag = new WPCF7_Shortcode($tag);
    if (empty($tag->name)) {
        return '';
    }
    $mode = $status = 'default';
    $validation_error = wpcf7_get_validation_error($tag->name);
    $class = wpcf7_form_controls_class($tag->type);
    if ($validation_error) {
        $class .= ' wpcf7-not-valid';
        $status = 'error';
    }
    $exclusive = $tag->has_option('exclusive');
    $free_text = $tag->has_option('free_text');
    $multiple = false;
    if ('checkbox' == $tag->basetype) {
        $multiple = !$exclusive;
    } else {
        $exclusive = false;
    }
    if ($exclusive) {
        $class .= ' wpcf7-exclusive-checkbox';
    }
    if ($tag->is_required()) {
        $mode = 'required';
    }
    $values = (array) $tag->values;
    $labels = (array) $tag->labels;
    if ($data = (array) $tag->get_data_option()) {
        if ($free_text) {
            $values = array_merge(array_slice($values, 0, -1), array_values($data), array_slice($values, -1));
            $labels = array_merge(array_slice($labels, 0, -1), array_values($data), array_slice($labels, -1));
        } else {
            $values = array_merge($values, array_values($data));
            $labels = array_merge($labels, array_values($data));
        }
    }
    $defaults = array();
    $default_choice = $tag->get_default_option(null, 'multiple=1');
    foreach ($default_choice as $value) {
        $key = array_search($value, $values, true);
        if (false !== $key) {
            $defaults[] = (int) $key + 1;
        }
    }
    if ($matches = $tag->get_first_match_option('/^default:([0-9_]+)$/')) {
        $defaults = array_merge($defaults, explode('_', $matches[1]));
    }
    $defaults = array_unique($defaults);
    $options = array();
    $checked = '';
    if ($multiple) {
        $checked = array();
    }
    if (isset($_POST[$tag->name])) {
        $post = $_POST[$tag->name];
    } else {
        if (isset($_GET[$tag->name])) {
            if ($multiple) {
                $get = cf7bs_array_decode(rawurldecode($_GET[$tag->name]));
            } else {
                $get = rawurldecode($_GET[$tag->name]);
            }
        }
        $post = $multiple ? array() : '';
    }
    $posted = wpcf7_is_posted();
    $count = 0;
    foreach ((array) $tag->values as $key => $value) {
        if ($free_text && $count == count($tag->values) - 1) {
            $options[$value] = '<input type="text" name="' . sprintf('_wpcf7_%1$s_free_text_%2$s', $tag->basetype, $tag->name) . '" class="wpcf7-free-text">';
        } else {
            $options[$value] = isset($labels[$key]) ? $labels[$key] : $value;
        }
        if ($posted && !empty($post)) {
            if ($multiple && in_array(esc_sql($value), (array) $post)) {
                $checked[] = $value;
            }
            if (!$multiple && $post == esc_sql($value)) {
                $checked = $value;
            }
        } elseif (isset($get) && !empty($get)) {
            if ($multiple && in_array(esc_sql($value), (array) $get)) {
                $checked[] = $value;
            }
            if (!$multiple && $get == esc_sql($value)) {
                $checked = $value;
            }
        } elseif (in_array($key + 1, (array) $defaults)) {
            if ($multiple) {
                $checked[] = $value;
            } else {
                $checked = $value;
            }
        }
        $count++;
    }
    $label = $tag->content;
    if (count($options) < 1) {
//.........这里部分代码省略.........

function wpcf7_captcha_shortcode_handler($tag)
{
    if (!is_array($tag)) {
        return '';
    }
    $type = $tag['type'];
    $name = $tag['name'];
    $options = (array) $tag['options'];
    $values = (array) $tag['values'];
    if (empty($name)) {
        return '';
    }
    $validation_error = wpcf7_get_validation_error($name);
    $atts = $id_att = $size_att = $maxlength_att = $tabindex_att = $title_att = '';
    $class_att = wpcf7_form_controls_class($type);
    if ('captchac' == $type) {
        $class_att .= ' wpcf7-captcha-' . $name;
    }
    if ($validation_error && 'captchar' == $type) {
        $class_att .= ' wpcf7-not-valid';
    }
    foreach ($options as $option) {
        if (preg_match('%^id:([-0-9a-zA-Z_]+)$%', $option, $matches)) {
            $id_att = $matches[1];
        } elseif (preg_match('%^class:([-0-9a-zA-Z_]+)$%', $option, $matches)) {
            $class_att .= ' ' . $matches[1];
        } elseif (preg_match('%^([0-9]*)[/x]([0-9]*)$%', $option, $matches)) {
            $size_att = (int) $matches[1];
            $maxlength_att = (int) $matches[2];
        } elseif (preg_match('%^tabindex:(\\d+)$%', $option, $matches)) {
            $tabindex_att = (int) $matches[1];
        }
    }
    // Value.
    $value = '';
    if ('captchar' == $type && !wpcf7_is_posted() && isset($values[0])) {
        $value = $values[0];
        if (wpcf7_script_is() && preg_grep('%^watermark$%', $options)) {
            $class_att .= ' wpcf7-use-title-as-watermark';
            $title_att .= sprintf(' %s', $value);
            $value = '';
        }
    }
    if ($id_att) {
        $atts .= ' id="' . trim($id_att) . '"';
    }
    if ($class_att) {
        $atts .= ' class="' . trim($class_att) . '"';
    }
    if ('captchac' == $type) {
        if (!class_exists('ReallySimpleCaptcha')) {
            return '<em>' . __('To use CAPTCHA, you need <a href="http://wordpress.org/extend/plugins/really-simple-captcha/">Really Simple CAPTCHA</a> plugin installed.', 'wpcf7') . '</em>';
        }
        $op = array();
        // Default
        $op['img_size'] = array(72, 24);
        $op['base'] = array(6, 18);
        $op['font_size'] = 14;
        $op['font_char_width'] = 15;
        $op = array_merge($op, wpcf7_captchac_options($options));
        if (!($filename = wpcf7_generate_captcha($op))) {
            return '';
        }
        if (is_array($op['img_size'])) {
            $atts .= ' width="' . $op['img_size'][0] . '" height="' . $op['img_size'][1] . '"';
        }
        $captcha_url = trailingslashit(wpcf7_captcha_tmp_url()) . $filename;
        $html = '<img alt="captcha" src="' . $captcha_url . '"' . $atts . ' />';
        $ref = substr($filename, 0, strrpos($filename, '.'));
        $html = '<input type="hidden" name="_wpcf7_captcha_challenge_' . $name . '" value="' . $ref . '" />' . $html;
        return $html;
    } elseif ('captchar' == $type) {
        if ($size_att) {
            $atts .= ' size="' . $size_att . '"';
        } else {
            $atts .= ' size="40"';
        }
        // default size
        if ($maxlength_att) {
            $atts .= ' maxlength="' . $maxlength_att . '"';
        }
        if ('' !== $tabindex_att) {
            $atts .= sprintf(' tabindex="%d"', $tabindex_att);
        }
        if ('' !== $title_att) {
            $atts .= sprintf(' title="%s"', trim(esc_attr($title_att)));
        }
        $html = '<input type="text" name="' . $name . '" value="' . esc_attr($value) . '"' . $atts . ' />';
        $html = '<span class="wpcf7-form-control-wrap ' . $name . '">' . $html . $validation_error . '</span>';
        return $html;
    }
}

function wpcf7_checkbox_shortcode_handler($tag)
{
    $tag = new WPCF7_Shortcode($tag);
    if (empty($tag->name)) {
        return '';
    }
    $validation_error = wpcf7_get_validation_error($tag->name);
    $class = wpcf7_form_controls_class($tag->type);
    if ($validation_error) {
        $class .= ' wpcf7-not-valid';
    }
    $label_first = $tag->has_option('label_first');
    $use_label_element = $tag->has_option('use_label_element');
    $exclusive = $tag->has_option('exclusive');
    $multiple = false;
    if ('checkbox' == $tag->basetype) {
        $multiple = !$exclusive;
    } else {
        // radio
        $exclusive = false;
    }
    if ($exclusive) {
        $class .= ' wpcf7-exclusive-checkbox';
    }
    $atts = array();
    $atts['class'] = $tag->get_class_option($class);
    $atts['id'] = $tag->get_option('id', 'id', true);
    $tabindex = $tag->get_option('tabindex', 'int', true);
    if (false !== $tabindex) {
        $tabindex = absint($tabindex);
    }
    $defaults = array();
    if ($matches = $tag->get_first_match_option('/^default:([0-9_]+)$/')) {
        $defaults = explode('_', $matches[1]);
    }
    if (isset($_POST[$tag->name])) {
        $post = $_POST[$tag->name];
    } else {
        $post = $multiple ? array() : '';
    }
    $is_posted = wpcf7_is_posted();
    $html = '';
    foreach ((array) $tag->values as $key => $value) {
        $checked = false;
        if ($is_posted && !empty($post)) {
            if ($multiple && in_array(esc_sql($value), (array) $post)) {
                $checked = true;
            }
            if (!$multiple && $post == esc_sql($value)) {
                $checked = true;
            }
        } else {
            if (in_array($key + 1, (array) $defaults)) {
                $checked = true;
            }
        }
        if (isset($tag->labels[$key])) {
            $label = $tag->labels[$key];
        } else {
            $label = $value;
        }
        $item_atts = array('type' => $tag->basetype, 'name' => $tag->name . ($multiple ? '[]' : ''), 'value' => $value, 'checked' => $checked ? 'checked' : '', 'tabindex' => $tabindex ? $tabindex : '');
        $item_atts = wpcf7_format_atts($item_atts);
        if ($label_first) {
            // put label first, input last
            $item = sprintf('<span class="wpcf7-list-item-label">%1$s</span>&nbsp;<input %2$s />', esc_html($label), $item_atts);
        } else {
            $item = sprintf('<input %2$s />&nbsp;<span class="wpcf7-list-item-label">%1$s</span>', esc_html($label), $item_atts);
        }
        if ($use_label_element) {
            $item = '<label>' . $item . '</label>';
        }
        $item = '<span class="wpcf7-list-item">' . $item . '</span>';
        $html .= $item;
        if (false !== $tabindex) {
            $tabindex += 1;
        }
    }
    $atts = wpcf7_format_atts($atts);
    $html = sprintf('<span class="wpcf7-form-control-wrap %1$s"><span %2$s>%3$s</span>%4$s</span>', $tag->name, $atts, $html, $validation_error);
    return $html;
}

function cf7bs_select_shortcode_handler($tag)
{
    $tag = new WPCF7_Shortcode($tag);
    if (empty($tag->name)) {
        return '';
    }
    $mode = $status = 'default';
    $validation_error = wpcf7_get_validation_error($tag->name);
    $class = wpcf7_form_controls_class($tag->type);
    if ($validation_error) {
        $class .= ' wpcf7-not-valid';
        $status = 'error';
    }
    if ($tag->is_required()) {
        $mode = 'required';
    }
    $defaults = array();
    $default_choice = $tag->get_default_option(null, 'multiple=1');
    foreach ($default_choice as $value) {
        $key = array_search($value, $values, true);
        if (false !== $key) {
            $defaults[] = (int) $key + 1;
        }
    }
    if ($matches = $tag->get_first_match_option('/^default:([0-9_]+)$/')) {
        $defaults = explode('_', $matches[1]);
    }
    $defaults = array_unique($defaults);
    $multiple = $tag->has_option('multiple');
    $include_blank = $tag->has_option('include_blank');
    $first_as_label = $tag->has_option('first_as_label');
    $values = $tag->values;
    $labels = $tag->labels;
    if ($data = (array) $tag->get_data_option()) {
        $values = array_merge($values, array_values($data));
        $labels = array_merge($labels, array_values($data));
    }
    $empty_select = empty($values);
    $shifted = false;
    if ($empty_select || $include_blank) {
        array_unshift($labels, '---');
        array_unshift($values, '');
        $shifted = true;
    } elseif ($first_as_label) {
        $values[0] = '';
    }
    $options = array();
    $selected = '';
    if ($multiple) {
        $selected = array();
    }
    if (isset($_POST[$tag->name])) {
        $post = $_POST[$tag->name];
    } else {
        if (isset($_GET[$tag->name])) {
            if ($multiple) {
                $get = cf7bs_array_decode(rawurldecode($_GET[$tag->name]));
            } else {
                $get = rawurldecode($_GET[$tag->name]);
            }
        }
        $post = $multiple ? array() : '';
    }
    $posted = wpcf7_is_posted();
    foreach ($values as $key => $value) {
        $options[$value] = isset($labels[$key]) ? $labels[$key] : $value;
        if ($posted && !empty($post)) {
            if ($multiple && in_array(esc_sql($value), (array) $post)) {
                $selected[] = $value;
            }
            if (!$multiple && $post == esc_sql($value)) {
                $selected = $value;
            }
        } elseif (isset($get) && !empty($get)) {
            if ($multiple && in_array(esc_sql($value), (array) $get)) {
                $selected[] = $value;
            }
            if (!$multiple && $get == esc_sql($value)) {
                $selected = $value;
            }
        } elseif (!$shifted && in_array((int) $key + 1, (array) $defaults) || $shifted && in_array((int) $key, (array) $defaults)) {
            if ($multiple) {
                $selected[] = $value;
            } else {
                $selected = $value;
            }
        }
    }
    $field = new CF7BS_Form_Field(cf7bs_apply_field_args_filter(array('name' => $tag->name, 'id' => $tag->get_option('id', 'id', true), 'class' => $tag->get_class_option($class), 'type' => $multiple ? 'multiselect' : 'select', 'value' => $selected, 'label' => $tag->content, 'options' => $options, 'help_text' => $validation_error, 'size' => cf7bs_get_form_property('size'), 'grid_columns' => cf7bs_get_form_property('grid_columns'), 'form_layout' => cf7bs_get_form_property('layout'), 'form_label_width' => cf7bs_get_form_property('label_width'), 'form_breakpoint' => cf7bs_get_form_property('breakpoint'), 'mode' => $mode, 'status' => $status, 'tabindex' => $tag->get_option('tabindex', 'int', true), 'wrapper_class' => $tag->name), $tag->basetype, $tag->name));
    $html = $field->display(false);
    return $html;
}

function wpcf7_checkbox_shortcode_handler($tag)
{
    if (!is_array($tag)) {
        return '';
    }
    $type = $tag['type'];
    $name = $tag['name'];
    $options = (array) $tag['options'];
    $values = (array) $tag['values'];
    $labels = (array) $tag['labels'];
    if (empty($name)) {
        return '';
    }
    $atts = '';
    $id_att = '';
    $class_att = '';
    $tabindex_att = '';
    $defaults = array();
    $label_first = false;
    $use_label_element = false;
    if ('checkbox*' == $type) {
        $class_att .= ' wpcf7-validates-as-required';
    }
    if ('checkbox' == $type || 'checkbox*' == $type) {
        $class_att .= ' wpcf7-checkbox';
    }
    if ('radio' == $type) {
        $class_att .= ' wpcf7-radio';
    }
    foreach ($options as $option) {
        if (preg_match('%^id:([-0-9a-zA-Z_]+)$%', $option, $matches)) {
            $id_att = $matches[1];
        } elseif (preg_match('%^class:([-0-9a-zA-Z_]+)$%', $option, $matches)) {
            $class_att .= ' ' . $matches[1];
        } elseif (preg_match('/^default:([0-9_]+)$/', $option, $matches)) {
            $defaults = explode('_', $matches[1]);
        } elseif (preg_match('%^label[_-]?first$%', $option)) {
            $label_first = true;
        } elseif (preg_match('%^use[_-]?label[_-]?element$%', $option)) {
            $use_label_element = true;
        } elseif (preg_match('%^tabindex:(\\d+)$%', $option, $matches)) {
            $tabindex_att = (int) $matches[1];
        }
    }
    $multiple = false;
    $exclusive = (bool) preg_grep('%^exclusive$%', $options);
    if ('checkbox' == $type || 'checkbox*' == $type) {
        $multiple = !$exclusive;
    } else {
        // radio
        $exclusive = false;
    }
    if ($exclusive) {
        $class_att .= ' wpcf7-exclusive-checkbox';
    }
    if ($id_att) {
        $atts .= ' id="' . trim($id_att) . '"';
    }
    if ($class_att) {
        $atts .= ' class="' . trim($class_att) . '"';
    }
    $html = '';
    $input_type = rtrim($type, '*');
    $posted = wpcf7_is_posted();
    foreach ($values as $key => $value) {
        $checked = false;
        if ($posted && !empty($_POST[$name])) {
            if ($multiple && in_array(esc_sql($value), (array) $_POST[$name])) {
                $checked = true;
            }
            if (!$multiple && $_POST[$name] == esc_sql($value)) {
                $checked = true;
            }
        } else {
            if (in_array($key + 1, (array) $defaults)) {
                $checked = true;
            }
        }
        $checked = $checked ? ' checked="checked"' : '';
        if ('' !== $tabindex_att) {
            $tabindex = sprintf(' tabindex="%d"', $tabindex_att);
            $tabindex_att += 1;
        } else {
            $tabindex = '';
        }
        if (isset($labels[$key])) {
            $label = $labels[$key];
        } else {
            $label = $value;
        }
        if ($label_first) {
            // put label first, input last
            $item = '<span class="wpcf7-list-item-label">' . esc_html($label) . '</span>&nbsp;';
            $item .= '<input type="' . $input_type . '" name="' . $name . ($multiple ? '[]' : '') . '" value="' . esc_attr($value) . '"' . $checked . $tabindex . ' />';
        } else {
            $item = '<input type="' . $input_type . '" name="' . $name . ($multiple ? '[]' : '') . '" value="' . esc_attr($value) . '"' . $checked . $tabindex . ' />';
            $item .= '&nbsp;<span class="wpcf7-list-item-label">' . esc_html($label) . '</span>';
        }
        if ($use_label_element) {
            $item = '<label>' . $item . '</label>';
//.........这里部分代码省略.........

function wpcf7_select_shortcode_handler($tag)
{
    if (!is_array($tag)) {
        return '';
    }
    $type = $tag['type'];
    $name = $tag['name'];
    $options = (array) $tag['options'];
    $values = (array) $tag['values'];
    $labels = (array) $tag['labels'];
    if (empty($name)) {
        return '';
    }
    $atts = '';
    $id_att = '';
    $class_att = '';
    $tabindex_att = '';
    $defaults = array();
    $class_att .= ' wpcf7-select';
    if ('select*' == $type) {
        $class_att .= ' wpcf7-validates-as-required';
    }
    foreach ($options as $option) {
        if (preg_match('%^id:([-0-9a-zA-Z_]+)$%', $option, $matches)) {
            $id_att = $matches[1];
        } elseif (preg_match('%^class:([-0-9a-zA-Z_]+)$%', $option, $matches)) {
            $class_att .= ' ' . $matches[1];
        } elseif (preg_match('/^default:([0-9_]+)$/', $option, $matches)) {
            $defaults = explode('_', $matches[1]);
        } elseif (preg_match('%^tabindex:(\\d+)$%', $option, $matches)) {
            $tabindex_att = (int) $matches[1];
        }
    }
    if ($id_att) {
        $atts .= ' id="' . trim($id_att) . '"';
    }
    if ($class_att) {
        $atts .= ' class="' . trim($class_att) . '"';
    }
    if ('' !== $tabindex_att) {
        $atts .= sprintf(' tabindex="%d"', $tabindex_att);
    }
    $multiple = (bool) preg_grep('%^multiple$%', $options);
    $include_blank = (bool) preg_grep('%^include_blank$%', $options);
    $empty_select = empty($values);
    if ($empty_select || $include_blank) {
        array_unshift($labels, '---');
        array_unshift($values, '---');
    }
    $html = '';
    $posted = wpcf7_is_posted();
    foreach ($values as $key => $value) {
        $selected = false;
        if ($posted) {
            if ($multiple && in_array(esc_sql($value), (array) $_POST[$name])) {
                $selected = true;
            }
            if (!$multiple && $_POST[$name] == esc_sql($value)) {
                $selected = true;
            }
        } else {
            if (!$empty_select && in_array($key + 1, (array) $defaults)) {
                $selected = true;
            }
        }
        $selected = $selected ? ' selected="selected"' : '';
        if (isset($labels[$key])) {
            $label = $labels[$key];
        } else {
            $label = $value;
        }
        $html .= '<option value="' . esc_attr($value) . '"' . $selected . '>' . esc_html($label) . '</option>';
    }
    if ($multiple) {
        $atts .= ' multiple="multiple"';
    }
    $html = '<select name="' . $name . ($multiple ? '[]' : '') . '"' . $atts . '>' . $html . '</select>';
    $validation_error = wpcf7_get_validation_error($name);
    $html = '<span class="wpcf7-form-control-wrap ' . $name . '">' . $html . $validation_error . '</span>';
    return $html;
}

function wpcf7_checkbox_shortcode_handler($tag)
{
    $tag = new WPCF7_Shortcode($tag);
    if (empty($tag->name)) {
        return '';
    }
    $validation_error = wpcf7_get_validation_error($tag->name);
    $class = wpcf7_form_controls_class($tag->type);
    if ($validation_error) {
        $class .= ' wpcf7-not-valid';
    }
    $label_first = $tag->has_option('label_first');
    $use_label_element = $tag->has_option('use_label_element');
    $exclusive = $tag->has_option('exclusive');
    $free_text = $tag->has_option('free_text');
    $multiple = false;
    if ('checkbox' == $tag->basetype) {
        $multiple = !$exclusive;
    } else {
        // radio
        $exclusive = false;
    }
    if ($exclusive) {
        $class .= ' wpcf7-exclusive-checkbox';
    }
    $atts = array();
    $atts['class'] = $tag->get_class_option($class);
    $atts['id'] = $tag->get_id_option();
    $tabindex = $tag->get_option('tabindex', 'int', true);
    if (false !== $tabindex) {
        $tabindex = absint($tabindex);
    }
    $html = '';
    $count = 0;
    $values = (array) $tag->values;
    $labels = (array) $tag->labels;
    if ($data = (array) $tag->get_data_option()) {
        if ($free_text) {
            $values = array_merge(array_slice($values, 0, -1), array_values($data), array_slice($values, -1));
            $labels = array_merge(array_slice($labels, 0, -1), array_values($data), array_slice($labels, -1));
        } else {
            $values = array_merge($values, array_values($data));
            $labels = array_merge($labels, array_values($data));
        }
    }
    $defaults = array();
    $default_choice = $tag->get_default_option(null, 'multiple=1');
    foreach ($default_choice as $value) {
        $key = array_search($value, $values, true);
        if (false !== $key) {
            $defaults[] = (int) $key + 1;
        }
    }
    if ($matches = $tag->get_first_match_option('/^default:([0-9_]+)$/')) {
        $defaults = array_merge($defaults, explode('_', $matches[1]));
    }
    $defaults = array_unique($defaults);
    $hangover = wpcf7_get_hangover($tag->name, $multiple ? array() : '');
    foreach ($values as $key => $value) {
        $class = 'wpcf7-list-item';
        $checked = false;
        if ($hangover) {
            if ($multiple) {
                $checked = in_array(esc_sql($value), (array) $hangover);
            } else {
                $checked = $hangover == esc_sql($value);
            }
        } else {
            $checked = in_array($key + 1, (array) $defaults);
        }
        if (isset($labels[$key])) {
            $label = $labels[$key];
        } else {
            $label = $value;
        }
        $item_atts = array('type' => $tag->basetype, 'name' => $tag->name . ($multiple ? '[]' : ''), 'value' => $value, 'checked' => $checked ? 'checked' : '', 'tabindex' => $tabindex ? $tabindex : '');
        $item_atts = wpcf7_format_atts($item_atts);
        if ($label_first) {
            // put label first, input last
            $item = sprintf('<span class="wpcf7-list-item-label">%1$s</span>&nbsp;<input %2$s />', esc_html($label), $item_atts);
        } else {
            $item = sprintf('<input %2$s />&nbsp;<span class="wpcf7-list-item-label">%1$s</span>', esc_html($label), $item_atts);
        }
        if ($use_label_element) {
            $item = '<label>' . $item . '</label>';
        }
        if (false !== $tabindex) {
            $tabindex += 1;
        }
        $count += 1;
        if (1 == $count) {
            $class .= ' first';
        }
        if (count($values) == $count) {
            // last round
            $class .= ' last';
            if ($free_text) {
                $free_text_name = sprintf('_wpcf7_%1$s_free_text_%2$s', $tag->basetype, $tag->name);
                $free_text_atts = array('name' => $free_text_name, 'class' => 'wpcf7-free-text', 'tabindex' => $tabindex ? $tabindex : '');
                if (wpcf7_is_posted() && isset($_POST[$free_text_name])) {
//.........这里部分代码省略.........