PHP FrmField::is_option_empty方法代码示例

    private function migrate_to_6()
    {
        global $wpdb;
        $no_save = array_merge(FrmField::no_save_fields(), array('form', 'hidden', 'user_id'));
        $fields = FrmDb::get_results($this->fields, array('type NOT' => $no_save), 'id, field_options');
        $default_html = <<<DEFAULT_HTML
<div id="frm_field_[id]_container" class="form-field [required_class] [error_class]">
    <label class="frm_pos_[label_position]">[field_name]
        <span class="frm_required">[required_label]</span>
    </label>
    [input]
    [if description]<div class="frm_description">[description]</div>[/if description]
</div>
DEFAULT_HTML;
        $old_default_html = <<<DEFAULT_HTML
<div id="frm_field_[id]_container" class="form-field [required_class] [error_class]">
    <label class="frm_pos_[label_position]">[field_name]
        <span class="frm_required">[required_label]</span>
    </label>
    [input]
    [if description]<p class="frm_description">[description]</p>[/if description]
</div>
DEFAULT_HTML;
        $new_default_html = FrmFieldsHelper::get_default_html('text');
        foreach ($fields as $field) {
            $field->field_options = maybe_unserialize($field->field_options);
            if (!FrmField::is_option_empty($field, 'custom_html') || $field->field_options['custom_html'] == $default_html || $field->field_options['custom_html'] == $old_default_html) {
                $field->field_options['custom_html'] = $new_default_html;
                $wpdb->update($this->fields, array('field_options' => maybe_serialize($field->field_options)), array('id' => $field->id));
            }
            unset($field);
        }
        unset($default_html, $old_default_html, $fields);
    }

 private static function add_shortcodes_to_html($field, array &$add_html)
 {
     if (FrmField::is_option_empty($field, 'shortcodes')) {
         return;
     }
     foreach ($field['shortcodes'] as $k => $v) {
         if ('opt' === $k) {
             continue;
         }
         if (is_numeric($k) && strpos($v, '=')) {
             $add_html[] = $v;
         } else {
             if (!empty($k) && isset($add_html[$k])) {
                 $add_html[$k] = str_replace($k . '="', $k . '="' . $v, $add_html[$k]);
             } else {
                 $add_html[$k] = $k . '="' . esc_attr($v) . '"';
             }
         }
         unset($k, $v);
     }
 }

 public static function phone_format($field)
 {
     $default_format = '^((\\+\\d{1,3}(-|.| )?\\(?\\d\\)?(-| |.)?\\d{1,5})|(\\(?\\d{2,6}\\)?))(-|.| )?(\\d{3,4})(-|.| )?(\\d{4})(( x| ext)\\d{1,5}){0,1}$';
     if (FrmField::is_option_empty($field, 'format')) {
         $pattern = $default_format;
     } else {
         $pattern = FrmField::get_option($field, 'format');
     }
     $pattern = apply_filters('frm_phone_pattern', $pattern, $field);
     // Create a regexp if format is not already a regexp
     if (strpos($pattern, '^') !== 0) {
         $pattern = self::create_regular_expression_from_format($pattern);
     }
     $pattern = '/' . $pattern . '/';
     return $pattern;
 }

 public static function &is_field_visible_to_user($field)
 {
     $visible = true;
     if (FrmField::is_option_empty($field, 'admin_only')) {
         return $visible;
     }
     if ($field->field_options['admin_only'] == 1) {
         $field->field_options['admin_only'] = 'administrator';
     }
     if ($field->field_options['admin_only'] == 'loggedout' && is_user_logged_in() || $field->field_options['admin_only'] == 'loggedin' && !is_user_logged_in() || !in_array($field->field_options['admin_only'], array('loggedout', 'loggedin', '')) && !FrmAppHelper::user_has_permission($field->field_options['admin_only'])) {
         $visible = false;
     }
     return $visible;
 }

 public static function validate_phone_field(&$errors, $field, $value)
 {
     if ($field->type != 'phone') {
         return;
     }
     $default_format = '^((\\+\\d{1,3}(-|.| )?\\(?\\d\\)?(-| |.)?\\d{1,5})|(\\(?\\d{2,6}\\)?))(-|.| )?(\\d{3,4})(-|.| )?(\\d{4})(( x| ext)\\d{1,5}){0,1}$';
     $pattern = !FrmField::is_option_empty($field, 'format') ? $field->field_options['format'] : $default_format;
     $pattern = apply_filters('frm_phone_pattern', $pattern, $field);
     //check if format is already a regular expression
     if (strpos($pattern, '^') !== 0) {
         //if not, create a regular expression
         $pattern = preg_replace('/\\d/', '\\d', preg_quote($pattern));
         $pattern = str_replace('a', '[a-z]', $pattern);
         $pattern = str_replace('A', '[A-Z]', $pattern);
         $pattern = str_replace('/', '\\/', $pattern);
         $pattern = '/^' . $pattern . '$/';
     } else {
         $pattern = '/' . $pattern . '/';
     }
     if (!preg_match($pattern, $value)) {
         $errors['field' . $field->temp_id] = FrmFieldsHelper::get_error_msg($field, 'invalid');
     }
 }

 public static function add_field_class($class, $field)
 {
     if ($field['type'] == 'scale' && FrmField::is_option_true($field, 'star')) {
         $class .= ' star';
     } else {
         if ($field['type'] == 'date') {
             $class .= ' frm_date';
         } else {
             if ($field['type'] == 'file' && FrmField::is_option_true($field, 'multiple')) {
                 $class .= ' frm_multiple_file';
             }
         }
     }
     // Hide the "No files selected" text if files are selected
     if ($field['type'] == 'file' && !FrmField::is_option_empty($field, 'value')) {
         $class .= ' frm_transparent';
     }
     if (!FrmAppHelper::is_admin() && FrmField::is_option_true($field, 'autocom') && ($field['type'] == 'select' || $field['type'] == 'data' && isset($field['data_type']) && $field['data_type'] == 'select') && !empty($field['options']) && !FrmField::is_read_only($field)) {
         global $frm_vars;
         $frm_vars['chosen_loaded'] = true;
         $class .= ' frm_chzn';
         $style = FrmStylesController::get_form_style($field['form_id']);
         if ($style && 'rtl' == $style->post_content['direction']) {
             $class .= ' chosen-rtl';
         }
     }
     return $class;
 }

 public static function phone_format($field)
 {
     $default_format = '^((\\+\\d{1,3}(-|.| )?\\(?\\d\\)?(-| |.)?\\d{1,5})|(\\(?\\d{2,6}\\)?))(-|.| )?(\\d{3,4})(-|.| )?(\\d{4})(( x| ext)\\d{1,5}){0,1}$';
     if (FrmField::is_option_empty($field, 'format')) {
         $pattern = $default_format;
     } else {
         $pattern = FrmField::get_option($field, 'format');
     }
     $pattern = apply_filters('frm_phone_pattern', $pattern, $field);
     //check if format is already a regular expression
     if (strpos($pattern, '^') !== 0) {
         //if not, create a regular expression
         $pattern = preg_replace('/\\d/', '\\d', preg_quote($pattern));
         $pattern = str_replace('a', '[a-z]', $pattern);
         $pattern = str_replace('A', '[A-Z]', $pattern);
         $pattern = str_replace('*', 'w', $pattern);
         $pattern = str_replace('/', '\\/', $pattern);
         if (strpos($pattern, '\\?') !== false) {
             $parts = explode('\\?', $pattern);
             $pattern = '';
             foreach ($parts as $part) {
                 if (empty($pattern)) {
                     $pattern .= $part;
                 } else {
                     $pattern .= '(' . $part . ')?';
                 }
             }
         }
         $pattern = '^' . $pattern . '$';
     }
     $pattern = '/' . $pattern . '/';
     return $pattern;
 }