PHP wpcf_fields_get_field_by_slug函数代码示例

/**
 * View function.
 * 
 * @param type $params 
 */
function wpcf_fields_select_view($params)
{
    $field = wpcf_fields_get_field_by_slug($params['field']['slug']);
    $output = '';
    if (!empty($field['data']['options'])) {
        $field_value = $params['field_value'];
        foreach ($field['data']['options'] as $option_key => $option) {
            if (isset($option['value']) && $option['value'] == $params['field_value']) {
                $field_value = wpcf_translate('field ' . $params['field']['id'] . ' option ' . $option_key . ' title', $option['title']);
            }
        }
        $output = $field_value;
    }
    return $output;
}

 /**
  * Get the TYPES field label from the custom field name.
  *
  * @param $custom_field_name
  *
  * @return mixed
  */
 public function get_field_label($custom_field_name)
 {
     $result = $custom_field_name;
     if (!isset($this->_options['display_types_label_on_facet']) || !(self::CONST_TYPES_FIELD_PREFIX === substr($custom_field_name, 0, strlen(self::CONST_TYPES_FIELD_PREFIX)))) {
         // No need to replace custom field name by types field label
         return $result;
     }
     $custom_field_name_without_prefix = substr($custom_field_name, strlen(self::CONST_TYPES_FIELD_PREFIX));
     $field = wpcf_fields_get_field_by_slug($custom_field_name_without_prefix);
     // Retrieve field among TYPES fields
     if (isset($field)) {
         $result = $field['name'];
     }
     return $result;
 }

/**
 * View function.
 * 
 * @param type $params 
 */
function wpcf_fields_select_view($params)
{
    if (isset($params['usermeta']) && !empty($params['usermeta'])) {
        $field = wpcf_fields_get_field_by_slug($params['field']['slug'], 'wpcf-usermeta');
    } else {
        $field = wpcf_fields_get_field_by_slug($params['field']['slug']);
    }
    $output = '';
    if (!empty($field['data']['options'])) {
        $field_value = $params['field_value'];
        foreach ($field['data']['options'] as $option_key => $option) {
            if (isset($option['value']) && $option['value'] == $params['field_value']) {
                // We need to translate here because the stored value is on the original language
                // When updaing the value in the Field group, we might have problems
                $field_value = wpcf_translate('field ' . $params['field']['id'] . ' option ' . $option_key . ' title', $option['title']);
            }
        }
        $output = $field_value;
    }
    return $output;
}

/**
 * View function.
 *
 * @param type $params
 */
function wpcf_fields_checkbox_view($params)
{
    $output = '';
    $option_name = 'wpcf-fields';
    if (isset($params['usermeta']) && !empty($params['usermeta'])) {
        $option_name = 'wpcf-usermeta';
    }
    if (isset($params['option_name'])) {
        $option_name = $params['option_name'];
    }
    if (isset($params['state']) && $params['state'] == 'unchecked' && empty($params['field_value'])) {
        if (empty($params['#content'])) {
            return '__wpcf_skip_empty';
        }
        return htmlspecialchars_decode($params['#content']);
    } elseif (isset($params['state']) && $params['state'] == 'unchecked') {
        return '__wpcf_skip_empty';
    }
    if (isset($params['state']) && $params['state'] == 'checked' && !empty($params['field_value'])) {
        if (empty($params['#content'])) {
            return '__wpcf_skip_empty';
        }
        return htmlspecialchars_decode($params['#content']);
    } elseif (isset($params['state']) && $params['state'] == 'checked') {
        return '__wpcf_skip_empty';
    }
    if (!empty($params['#content']) && !empty($params['field_value'])) {
        return htmlspecialchars_decode($params['#content']);
    }
    // Check if 'save_empty' is yes and if value is 0 - set value to empty string
    if (isset($params['field']['data']['save_empty']) && $params['field']['data']['save_empty'] == 'yes' && $params['field_value'] == '0' && 'db' != $params['field']['data']['display']) {
        $params['field_value'] = '';
    }
    if ('db' == $params['field']['data']['display'] && $params['field_value'] != '') {
        $output = $params['field_value'];
        // Show the translated value if we have one.
        $field = wpcf_fields_get_field_by_slug($params['field']['slug'], $option_name);
        $output = wpcf_translate('field ' . $field['id'] . ' checkbox value', $output);
    } elseif ($params['field']['data']['display'] == 'value' && $params['field_value'] != '') {
        if (!empty($params['field']['data']['display_value_selected'])) {
            $output = $params['field']['data']['display_value_selected'];
            $output = wpcf_translate('field ' . $params['field']['id'] . ' checkbox value selected', $output);
        }
    } elseif ($params['field']['data']['display'] == 'value' && !empty($params['field']['data']['display_value_not_selected'])) {
        $output = $params['field']['data']['display_value_not_selected'];
        $output = wpcf_translate('field ' . $params['field']['id'] . ' checkbox value not selected', $output);
    } else {
        return '__wpcf_skip_empty';
    }
    return $output;
}

//.........这里部分代码省略.........
        }
        $_temp = new WPCF_Field();
        $_temp->set($wpcf->post, $v['wpcf-id']);
        $_not_valid[$k]['_field'] = $_temp;
    }
    /*
     * 
     * Allow interaction here.
     * Conditional will set $error to false if field is conditional
     * and not submitted.
     */
    $error = apply_filters('wpcf_post_form_error', $_error, $_not_valid, $all_fields);
    $not_valid = apply_filters('wpcf_post_form_not_valid', $_not_valid, $_error, $all_fields);
    // Notify user about error
    if ($error) {
        wpcf_admin_message_store(__('Please check your input data', 'wpcf'), 'error');
    }
    /*
     * Save invalid elements so user can be informed after redirect.
     */
    if (!empty($not_valid)) {
        update_post_meta($post_ID, 'wpcf-invalid-fields', $not_valid);
    }
    /*
     * 
     * 
     * 
     * 
     * Save meta fields
     */
    if (!empty($_POST['wpcf'])) {
        foreach ($_POST['wpcf'] as $field_slug => $field_value) {
            // Get field by slug
            $field = wpcf_fields_get_field_by_slug($field_slug);
            if (empty($field)) {
                continue;
            }
            // Set field
            $wpcf->field->set($post_ID, $field);
            // Skip copied fields
            // CHECKPOINT
            if (isset($_POST['wpcf_repetitive_copy'][$field['slug']])) {
                continue;
            }
            // Don't save invalid
            // CHECKPOINT
            if (isset($not_valid[$field['slug']])) {
                continue;
            }
            /*
             * 
             * 
             * Saving fields
             * @since 1.2
             * 
             * We changed way repetitive fields are saved.
             * On each save fields are rewritten and order is saved in
             * '_$slug-sort-order' meta field.
             */
            /*
             * 
             * We marked fields as repetitive in POST['__wpcf_repetitive']
             * Without this check we won't save any.
             * @see WPCF_Repeater::get_fields_form()
             */
            if (isset($_POST['__wpcf_repetitive'][$wpcf->field->slug])) {

 /**
  * New validation using API calls from toolset-forms.
  *
  * Uses API cals
  * @uses wptoolset_form_validate_field()
  * @uses wptoolset_form_conditional_check()
  *
  * @todo Make it work with other fields (generic)
  *
  * @param type $post_id
  * @param type $values
  * @return boolean
  */
 function validate($post_id, $values)
 {
     $form_id = $this->form_id;
     $valid = true;
     // Loop over fields
     $form_source_data = $this->_formData->getForm()->post_content;
     preg_match_all("/\\[cred_show_group.*cred_show_group\\]/Uism", $form_source_data, $res);
     $conditional_group_fields = array();
     if (count($res[0]) > 0) {
         for ($i = 0, $res_limit = count($res[0]); $i < $res_limit; $i++) {
             preg_match_all("/field=\"([^\"]+)\"/Uism", $res[0][$i], $parsed_fields);
             if (count($parsed_fields[1]) > 0) {
                 for ($j = 0, $count_parsed_fields = count($parsed_fields); $j < $count_parsed_fields; $j++) {
                     if (!empty($parsed_fields[1][$j])) {
                         $conditional_group_fields[] = trim($parsed_fields[1][$j]);
                     }
                 }
             }
         }
     }
     foreach ($this->form_properties['fields'] as $field) {
         if (in_array(str_replace('wpcf-', '', $field['name']), $conditional_group_fields)) {
             continue;
         }
         // If Types field
         if (isset($field['plugin_type']) && $field['plugin_type'] == 'types') {
             $field_name = $field['name'];
             if (!isset($_POST[$field_name])) {
                 continue;
             }
             /* 	
                               // Adjust field ID
                               $field['id'] = strpos( $field['name'], 'wpcf-' ) === 0 ? substr( $field['name'], 5 ) : $field['name'];
                               // CRED have synonym 'text' for textfield
                               if ( $field['type'] == 'text' ) {
                               $field['type'] = 'textfield';
                               } */
             $field = wpcf_fields_get_field_by_slug(str_replace('wpcf-', '', $field['name']));
             if (empty($field)) {
                 continue;
             }
             // Skip copied fields
             if (isset($_POST['wpcf_repetitive_copy'][$field['slug']])) {
                 continue;
             }
             // Set field config
             $config = wptoolset_form_filter_types_field($field, $post_id);
             //Add custom colorpicer hexadecimal backend validator
             //Fix https://icanlocalize.basecamphq.com/projects/7393061-toolset/todo_items/193712665/comments
             //Todo in future add hexadecimal check in types
             if ($field['type'] == 'colorpicker') {
                 $config['validation']['hexadecimal'] = array('args' => array('$value', '1'), 'message' => 'Enter valid hexadecimal value');
             }
             if (isset($config['conditional']['values'])) {
                 foreach ($config['conditional']['values'] as $post_key => $post_value) {
                     if (isset($this->form_properties['fields'][$post_key])) {
                         $config['conditional']['values'][$post_key] = $this->form_properties['fields'][$post_key]['value'];
                     }
                 }
             }
             // Set values to loop over
             $_values = !empty($values[$field_name]) ? $values[$field_name]['value'] : null;
             if (empty($config['repetitive'])) {
                 $_values = array($_values);
             }
             // Loop over each value
             if (is_array($_values)) {
                 foreach ($_values as $value) {
                     $validation = wptoolset_form_validate_field($form_id, $config, $value);
                     $conditional = wptoolset_form_conditional_check($config);
                     /**
                      * add form_errors messages
                      */
                     if (is_wp_error($validation) && $conditional) {
                         $error_data = $validation->get_error_data();
                         if (isset($error_data[0])) {
                             $this->add_top_message($error_data[0], $config['id']);
                         } else {
                             $this->add_top_message($validation->get_error_message(), $config['id']);
                         }
                         $valid = false;
                         if (empty($ret_validation)) {
                             continue;
                         }
                         //                            foreach( $errors as $error ) {
                         //                                $error = explode( ' ', $error );
                         //                                $key = array_shift($error);
//.........这里部分代码省略.........

//.........这里部分代码省略.........
      *
      *
      *
      *
      *
      * UPDATE POST
      */
     $cf = new WPCF_Field();
     if (isset($_POST['wpcf_post_relationship'][$parent_id]) && isset($_POST['wpcf_post_relationship'][$parent_id][$child_id])) {
         $_POST['wpcf'] = array();
         foreach ($_POST['wpcf_post_relationship'][$parent_id][$child_id] as $slug => $value) {
             $_POST['wpcf'][$cf->__get_slug_no_prefix($slug)] = $value;
             $_POST['wpcf'][$slug] = $value;
         }
     }
     unset($cf);
     /**
     * avoid filters for children
     * /
             global $wp_filter;
             $save_post = $wp_filter['save_post'];
             $wp_filter['save_post'] = array();
     */
     $updated_id = wp_update_post($post_data);
     /*
        $wp_filter['save_post'] = $save_post;
     */
     unset($save_post);
     if (empty($updated_id)) {
         return new WP_Error('relationship-update-post-failed', 'Updating post failed');
     }
     // Save parents
     if (!empty($save_fields['parents'])) {
         foreach ($save_fields['parents'] as $parent_post_type => $parent_post_id) {
             update_post_meta($child->ID, '_wpcf_belongs_' . $parent_post_type . '_id', $parent_post_id);
         }
     }
     // Update taxonomies
     if (!empty($save_fields['taxonomies']) && is_array($save_fields['taxonomies'])) {
         $_save_data = array();
         foreach ($save_fields['taxonomies'] as $taxonomy => $t) {
             if (!is_taxonomy_hierarchical($taxonomy)) {
                 $_save_data[$taxonomy] = strval($t);
                 continue;
             }
             foreach ($t as $term_id) {
                 if ($term_id != '-1') {
                     $term = get_term($term_id, $taxonomy);
                     if (empty($term)) {
                         continue;
                     }
                     $_save_data[$taxonomy][] = $term_id;
                 }
             }
         }
         wp_delete_object_term_relationships($child->ID, array_keys($save_fields['taxonomies']));
         foreach ($_save_data as $_taxonomy => $_terms) {
             wp_set_post_terms($child->ID, $_terms, $_taxonomy, $append = false);
         }
     }
     // Unset non-types
     unset($save_fields['_wp_title'], $save_fields['_wp_body'], $save_fields['parents'], $save_fields['taxonomies']);
     /*
      *
      *
      *
      *
      *
      *
      * UPDATE Loop over fields
      */
     foreach ($save_fields as $slug => $value) {
         if (defined('WPTOOLSET_FORMS_VERSION')) {
             // Get field by slug
             $field = wpcf_fields_get_field_by_slug(str_replace(WPCF_META_PREFIX, '', $slug));
             if (empty($field)) {
                 continue;
             }
             // Set config
             $config = wptoolset_form_filter_types_field($field, $child->ID);
             // Check if valid
             $valid = wptoolset_form_validate_field('post', $config, $value);
             if (is_wp_error($valid)) {
                 $errors = $valid->get_error_data();
                 $msg = sprintf(__('Child post "%s" field "%s" not updated:', 'wpcf'), $child->post_title, $field['name']);
                 wpcf_admin_message_store($msg . ' ' . implode(', ', $errors), 'error');
                 continue;
             }
         }
         $this->cf->set($child, $field);
         $this->cf->context = 'post_relationship';
         $this->cf->save($value);
     }
     do_action('wpcf_relationship_save_child', $child, $parent);
     clean_post_cache($parent->ID);
     clean_post_cache($child->ID);
     // Added because of caching meta 1.5.4
     wp_cache_flush();
     return true;
 }

 /**
  * Remove all conditions.
  *
  * @param $id
  */
 public function remove_conditions($id, $group_conditions = false)
 {
     if ($group_conditions) {
         delete_post_meta($id, '_wpcf_conditional_display');
     } else {
         $field = wpcf_fields_get_field_by_slug($id);
         if (empty($field)) {
             return;
         }
         $all_types_fields = get_option('wpcf-fields', array());
         $all_types_fields[$id]['data']['conditional_display'] = array();
         update_option('wpcf-fields', $all_types_fields);
     }
 }

function wpcf_admin_userprofilesave_init($user_id)
{
    if (defined('WPTOOLSET_FORMS_VERSION')) {
        global $wpcf;
        $errors = false;
        /**
         * check checkbox type fields to delete or save empty if needed
         */
        $groups = wpcf_admin_usermeta_get_groups_fields();
        foreach ($groups as $group) {
            if (!array_key_exists('fields', $group) || empty($group['fields'])) {
                continue;
            }
            foreach ($group['fields'] as $field) {
                switch ($field['type']) {
                    case 'checkboxes':
                        if (!array_key_exists('wpcf', $_POST) || !array_key_exists($field['slug'], $_POST['wpcf'])) {
                            delete_user_meta($user_id, $field['meta_key']);
                        }
                        break;
                    case 'checkbox':
                        if (!array_key_exists('wpcf', $_POST) || !array_key_exists($field['slug'], $_POST['wpcf'])) {
                            if ('yes' == $field['data']['save_empty']) {
                                $_POST['wpcf'][$field['slug']] = 0;
                            } else {
                                delete_user_meta($user_id, $field['meta_key']);
                            }
                        }
                        break;
                }
            }
        }
        // Save meta fields
        if (!empty($_POST['wpcf'])) {
            foreach ($_POST['wpcf'] as $field_slug => $field_value) {
                // Get field by slug
                $field = wpcf_fields_get_field_by_slug($field_slug, 'wpcf-usermeta');
                if (empty($field)) {
                    continue;
                }
                // Skip copied fields
                if (isset($_POST['wpcf_repetitive_copy'][$field['slug']])) {
                    continue;
                }
                $_field_value = !types_is_repetitive($field) ? array($field_value) : $field_value;
                // Set config
                $config = wptoolset_form_filter_types_field($field, $user_id);
                foreach ($_field_value as $_k => $_val) {
                    // Check if valid
                    $valid = wptoolset_form_validate_field('your-profile', $config, $_val);
                    if (is_wp_error($valid)) {
                        $errors = true;
                        $_errors = $valid->get_error_data();
                        $_msg = sprintf(__('Field "%s" not updated:', 'wpcf'), $field['name']);
                        wpcf_admin_message_store($_msg . ' ' . implode(', ', $_errors), 'error');
                        if (types_is_repetitive($field)) {
                            unset($field_value[$_k]);
                        } else {
                            break;
                        }
                    }
                }
                // Save field
                if (types_is_repetitive($field)) {
                    $wpcf->usermeta_repeater->set($user_id, $field);
                    $wpcf->usermeta_repeater->save($field_value);
                } else {
                    $wpcf->usermeta_field->set($user_id, $field);
                    $wpcf->usermeta_field->usermeta_save($field_value);
                }
                do_action('wpcf_user_field_saved', $user_id, $field);
                // TODO Move to checkboxes
                if ($field['type'] == 'checkboxes') {
                    $field_data = wpcf_admin_fields_get_field($field['id'], false, false, false, 'wpcf-usermeta');
                    if (!empty($field_data['data']['options'])) {
                        $update_data = array();
                        foreach ($field_data['data']['options'] as $option_id => $option_data) {
                            if (!isset($_POST['wpcf'][$field['id']][$option_id])) {
                                if (isset($field_data['data']['save_empty']) && $field_data['data']['save_empty'] == 'yes') {
                                    $update_data[$option_id] = 0;
                                }
                            } else {
                                $update_data[$option_id] = $_POST['wpcf'][$field['id']][$option_id];
                            }
                        }
                        update_user_meta($user_id, $field['meta_key'], $update_data);
                    }
                }
            }
        }
        if ($errors) {
            update_post_meta($user_id, '__wpcf-invalid-fields', true);
        }
        do_action('wpcf_user_saved', $user_id);
        return;
    }
    global $wpcf;
    $all_fields = array();
    $_not_valid = array();
    $_error = false;
//.........这里部分代码省略.........

function short_code_menu_callback($index, $cf_key, $function_name, $menu, $shortcode)
{
    global $link_layout_number, $wpdb;
    static $fields_started = false;
    static $templates_started = false;
    if ($menu == __('View template', 'wpv-views') && !$templates_started) {
        $templates_started = true;
        echo '</tr><td>&nbsp;</td><tr>';
        echo '</tr><tr><td><strong>' . __('View templates', 'wpv-views') . '</strong></td>';
        echo '</tr><tr>';
        $link_layout_number = 0;
    }
    if ($menu != '' && $menu != __('View template', 'wpv-views') && !$fields_started) {
        $fields_started = true;
        echo '</tr><td>&nbsp;</td><tr>';
        echo '</tr><tr><td><strong>' . __('Fields', 'wpv-views') . '</strong></td>';
        echo '</tr><tr>';
        $link_layout_number = 0;
    }
    if (!($link_layout_number % 2)) {
        if ($link_layout_number != 0) {
            echo '</tr><tr>';
        }
    }
    if ($menu == __('View template', 'wpv-views')) {
        // get the View template title.
        $field_name = $wpdb->get_var($wpdb->prepare("SELECT post_title FROM {$wpdb->posts} WHERE post_type='view-template' AND post_name=%s", $cf_key));
        if (!$field_name) {
            $field_name = $cf_key;
        }
    } else {
        $field_name = $cf_key;
        if (function_exists('wpcf_types_get_meta_prefix')) {
            // we have types.
            // Get the field name for display
            $types_prefix = wpcf_types_get_meta_prefix();
            if (strpos($cf_key, $types_prefix) === 0) {
                $field_info = wpcf_fields_get_field_by_slug(substr($cf_key, strlen($types_prefix)));
                if (isset($field_info['name'])) {
                    $field_name = $field_info['name'];
                }
            }
        }
    }
    echo '<td><a style="cursor: pointer" onclick="on_add_field_wpv(\'' . $menu . '\', \'' . esc_js($cf_key) . '\', \'' . base64_encode($field_name) . '\')">';
    echo $field_name;
    echo '</a></td>';
    $link_layout_number++;
}

/**
 * The save_post hook.
 *
 * @param int $post_ID
 * @param WP_Post $post
 * @since unknown
 */
function wpcf_admin_post_save_post_hook($post_ID, $post)
{
    // Apparently, some things are *slightly* different when saving a child post in the Post relationships metabox.
    // Ugly hack that will go away with m2m.
    //
    // Note: The types_updating_child_post filter is needed for a situation when user clicks on the Update button
    // for the parent post. In that case we don't get enough information to determine if a child post is being updated.
    $is_child_post_update = 'wpcf_ajax' == wpcf_getget('action') && 'pr_save_child_post' == wpcf_getget('wpcf_action') || apply_filters('types_updating_child_post', false);
    global $wpcf;
    $errors = false;
    // Do not save post if is type of
    if (in_array($post->post_type, array('revision', 'view', 'view-template', 'cred-form', 'cred-user-form', 'nav_menu_item', 'mediapage'))) {
        return;
    }
    $_post_wpcf = array();
    if (!empty($_POST['wpcf'])) {
        $_post_wpcf = $_POST['wpcf'];
    }
    // handle checkbox
    if (array_key_exists('_wptoolset_checkbox', $_POST) && is_array($_POST['_wptoolset_checkbox'])) {
        foreach ($_POST['_wptoolset_checkbox'] as $key => $field_value) {
            $field_slug = preg_replace('/^wpcf\\-/', '', $key);
            if (array_key_exists($field_slug, $_post_wpcf)) {
                continue;
            }
            $_post_wpcf[$field_slug] = false;
        }
    }
    // handle radios
    if (array_key_exists('_wptoolset_radios', $_POST) && is_array($_POST['_wptoolset_radios'])) {
        foreach ($_POST['_wptoolset_radios'] as $key => $field_value) {
            $field_slug = preg_replace('/^wpcf\\-/', '', $key);
            if (array_key_exists($field_slug, $_post_wpcf)) {
                continue;
            }
            $_post_wpcf[$field_slug] = false;
        }
    }
    if (count($_post_wpcf)) {
        $add_error_message = true;
        if (isset($_POST['post_id']) && $_POST['post_id'] != $post_ID) {
            $add_error_message = false;
        }
        // check some attachment to delete
        $delete_attachments = apply_filters('wpcf_delete_attachments', true);
        $images_to_delete = array();
        if ($delete_attachments && isset($_POST['wpcf']) && array_key_exists('delete-image', $_POST['wpcf']) && is_array($_POST['wpcf']['delete-image'])) {
            foreach ($_POST['wpcf']['delete-image'] as $image) {
                $images_to_delete[$image] = 1;
            }
        }
        foreach ($_post_wpcf as $field_slug => $field_value) {
            // Get field by slug
            $field = wpcf_fields_get_field_by_slug($field_slug);
            if (empty($field)) {
                continue;
            }
            // Skip copied fields
            if (isset($_POST['wpcf_repetitive_copy'][$field['slug']])) {
                continue;
            }
            // This is (apparently) expected for repetitive fields...
            if ($is_child_post_update && types_is_repetitive($field)) {
                $field_value = array($field_value);
            }
            $_field_value = !types_is_repetitive($field) ? array($field_value) : $field_value;
            // Set config
            $config = wptoolset_form_filter_types_field($field, $post_ID, $_post_wpcf);
            // remove from images_to_delete if user add again
            if ($delete_attachments && 'image' == $config['type']) {
                $images = $_field_value;
                if (!is_array($images)) {
                    $images = array($images);
                }
                foreach ($images as $image) {
                    if (array_key_exists($image, $images_to_delete)) {
                        unset($images_to_delete[$image]);
                    }
                }
            }
            // add filter to remove field name from error message
            // This filter is toolset-common/toolset-forms/classes/class.validation.php
            add_filter('toolset_common_validation_add_field_name_to_error', '__return_false', 1234, 1);
            foreach ($_field_value as $_k => $_val) {
                // Check if valid
                $validation = wptoolset_form_validate_field('post', $config, $_val);
                $conditional = wptoolset_form_conditional_check($config);
                $not_valid = is_wp_error($validation) || !$conditional;
                if ($add_error_message && is_wp_error($validation)) {
                    $errors = true;
                    $_errors = $validation->get_error_data();
                    $_msg = sprintf(__('Field "%s" not updated:', 'wpcf'), $field['name']);
                    wpcf_admin_message_store($_msg . ' ' . implode(', ', $_errors), 'error');
//.........这里部分代码省略.........

/**
 * Calls view function for specific field type.
 * 
 * @param type $field
 * @param type $atts
 * @return type 
 */
function types_render_field($field, $params, $content = null, $code = '')
{
    require_once WPCF_EMBEDDED_INC_ABSPATH . '/fields.php';
    // Count fields (if there are duplicates)
    static $count = array();
    // Get field
    $field = wpcf_fields_get_field_by_slug($field);
    if (empty($field)) {
        return '';
    }
    // Count it
    if (!isset($count[$field['slug']])) {
        $count[$field['slug']] = 1;
    } else {
        $count[$field['slug']] += 1;
    }
    // Get post field value
    global $post;
    $value = get_post_meta($post->ID, wpcf_types_get_meta_prefix($field) . $field['slug'], true);
    if ($value == '' && $field['type'] != 'checkbox') {
        return '';
    }
    // Load type
    $type = wpcf_fields_type_action($field['type']);
    // Apply filters to field value
    $value = apply_filters('wpcf_fields_value_display', $value);
    $value = apply_filters('wpcf_fields_slug_' . $field['slug'] . '_value_display', $value);
    $value = apply_filters('wpcf_fields_type_' . $field['type'] . '_value_display', $value);
    // To make sure
    if (is_string($value)) {
        $value = addslashes(stripslashes($value));
    }
    // Set values
    $field['name'] = wpcf_translate('field ' . $field['id'] . ' name', $field['name']);
    $params['field'] = $field;
    $params['post'] = $post;
    $params['field_value'] = $value;
    // Get output
    $params['#content'] = htmlspecialchars($content);
    $params['#code'] = $code;
    $output = wpcf_fields_type_action($field['type'], 'view', $params);
    // Convert to string
    if (!empty($output)) {
        $output = strval($output);
    }
    // @todo Reconsider if ever changing this (works fine now)
    // If no output or 'raw' return default
    if (($params['raw'] == 'true' || empty($output)) && !empty($value)) {
        $field_name = '';
        if ($params['show_name'] == 'true') {
            $field_name = wpcf_frontend_wrap_field_name($field, $field['name'], $params);
        }
        $field_value = wpcf_frontend_wrap_field_value($field, $value, $params);
        $output = wpcf_frontend_wrap_field($field, $field_name . $field_value);
    }
    // Apply filters
    $output = strval(apply_filters('types_view', $output, $value, $field['type'], $field['slug'], $field['name'], $params));
    // Add count
    if (isset($count[$field['slug']]) && intval($count[$field['slug']]) > 1) {
        $add = '-' . intval($count[$field['slug']]);
        $output = str_replace('id="wpcf-field-' . $field['slug'] . '"', 'id="wpcf-field-' . $field['slug'] . $add . '"', $output);
    }
    return htmlspecialchars_decode(stripslashes($output));
}

/**
 * View function.
 *
 * @param type $params
 */
function wpcf_fields_checkbox_view($params)
{
    $output = '';
    $option_name = 'wpcf-fields';
    if (isset($params['usermeta']) && !empty($params['usermeta'])) {
        $option_name = 'wpcf-usermeta';
    } else {
        if (isset($params['termmeta']) && !empty($params['termmeta'])) {
            $option_name = 'wpcf-termmeta';
        }
    }
    if (isset($params['option_name'])) {
        $option_name = $params['option_name'];
    }
    if (isset($params['state']) && $params['state'] == 'unchecked' && empty($params['field_value'])) {
        if (empty($params['#content'])) {
            return '__wpcf_skip_empty';
        }
        return htmlspecialchars_decode($params['#content']);
    } elseif (isset($params['state']) && $params['state'] == 'unchecked') {
        return '__wpcf_skip_empty';
    }
    if (isset($params['state']) && $params['state'] == 'checked' && !empty($params['field_value'])) {
        if (empty($params['#content'])) {
            return '__wpcf_skip_empty';
        }
        return htmlspecialchars_decode($params['#content']);
    } elseif (isset($params['state']) && $params['state'] == 'checked') {
        return '__wpcf_skip_empty';
    }
    if (!empty($params['#content']) && !empty($params['field_value'])) {
        return htmlspecialchars_decode($params['#content']);
    }
    // Check if 'save_empty' is yes and if value is 0 - set value to empty string
    if (isset($params['field']['data']['save_empty']) && $params['field']['data']['save_empty'] == 'yes' && $params['field_value'] == '0' && 'db' != $params['field']['data']['display']) {
        $params['field_value'] = '';
    }
    if ('db' == $params['field']['data']['display'] && $params['field_value'] != '') {
        // We need to translate here because the stored value is on the original language
        // When updaing the value in the Field group, we might have problems
        $output = $params['field_value'];
        // Show the translated value if we have one.
        $field = wpcf_fields_get_field_by_slug($params['field']['slug'], $option_name);
        if (is_array($field) && isset($field['id'])) {
            $output = wpcf_translate('field ' . $field['id'] . ' checkbox value', $output);
        }
    } elseif ($params['field']['data']['display'] == 'value' && $params['field_value'] != '') {
        if (!empty($params['field']['data']['display_value_selected'])) {
            // We need to translate here because the stored value is on the original language
            // When updaing the value in the Field group, we might have problems
            $output = $params['field']['data']['display_value_selected'];
            $output = wpcf_translate('field ' . $params['field']['id'] . ' checkbox value selected', $output);
        }
    } elseif ($params['field']['data']['display'] == 'value' && !empty($params['field']['data']['display_value_not_selected'])) {
        // We need to translate here because the stored value is on the original language
        // When updaing the value in the Field group, we might have problems
        $output = $params['field']['data']['display_value_not_selected'];
        $output = wpcf_translate('field ' . $params['field']['id'] . ' checkbox value not selected', $output);
    } else {
        return '__wpcf_skip_empty';
    }
    return $output;
}

</p>
		
<!-- TYPES TIP: Custom code to load Types function and render a REPEATING custom field "House Photos" but with each output thumbnail image also linking to the full-size image file (for lightbox effect, for example). -->			
		<p><strong>Property Photos</strong></p>
		
		<?php 
// Do nothing if we don't have Types.
if (apply_filters('types_is_active', false)) {
    $output = '';
    // ID of the current post
    $post_id = get_the_ID();
    // Slug of a Types repeating image field, without the "wpcf-" prefix.
    $field_slug = 'house-photos';
    // TODO set the field slug you want to display
    // Parameters that define the field
    $field_definition = wpcf_fields_get_field_by_slug($field_slug);
    if (!empty($field_definition)) {
        // Get the raw field data.
        $images = get_post_meta($post_id, "wpcf-{$field_slug}");
        foreach ($images as $image_index => $image) {
            // Parameters for the Types field rendering mechanism.
            $image_parameters = array('proportional' => 'true', 'url' => 'true', 'field_value' => $image);
            // Get an image of specific (maximum) proportions.
            // NOTE: Update image size to your needs
            $thumbnail_parameters = array_merge($image_parameters, array('width' => '200', 'height' => '200'));
            $thumbnail_url = types_render_field_single($field_definition, $thumbnail_parameters, null, '', $image_index);
            // Get the image in full size.
            $fullsize_parameters = array_merge($image_parameters, array('size' => 'full'));
            $fullsize_url = types_render_field_single($field_definition, $fullsize_parameters, null, '', $image_index);
            // Append the markup (a thumbnail linking to the full image) to existing content.
            // NOTE: Customize the output to your needs

/**
 * save_post hook.
 * 
 * @param type $post_ID
 * @param type $post 
 */
function wpcf_admin_post_save_post_hook($post_ID, $post)
{
    if (!isset($_POST['_wpnonce']) || !wp_verify_nonce($_POST['_wpnonce'], 'update-' . $post->post_type . '_' . $post_ID)) {
        return false;
    }
    if (in_array($post->post_type, array('revision', 'attachment', 'wp-types-group', 'view', 'view-template'))) {
        return false;
    }
    // Get groups
    $groups = wpcf_admin_post_get_post_groups_fields($post);
    if (empty($groups)) {
        return false;
    }
    $all_fields = array();
    foreach ($groups as $group) {
        // Process fields
        $fields = wpcf_admin_post_process_fields($post, $group['fields'], true, false, 'validation');
        // Validate fields
        $form = wpcf_form_simple_validate($fields);
        $all_fields = $all_fields + $fields;
        $error = $form->isError();
        // Trigger form error
        if ($error) {
            wpcf_admin_message_store(__('Please check your input data', 'wpcf'), 'error');
        }
    }
    // Save invalid elements so user can be informed after redirect
    if (!empty($all_fields)) {
        update_post_meta($post_ID, 'wpcf-invalid-fields', $all_fields);
    }
    // Save meta fields
    if (!empty($_POST['wpcf'])) {
        foreach ($_POST['wpcf'] as $field_slug => $field_value) {
            // Skip copied fields
            if (isset($_POST['wpcf_repetitive_copy'][$field_slug])) {
                continue;
            }
            $field = wpcf_fields_get_field_by_slug($field_slug);
            if (empty($field)) {
                continue;
            }
            $meta_key = wpcf_types_get_meta_prefix($field) . $field_slug;
            // Don't save invalid
            if (isset($all_fields[$meta_key]['#error'])) {
                continue;
            }
            // Repetitive fields
            if (isset($_POST['wpcf_repetitive'][$field_slug])) {
                delete_post_meta($post_ID, $meta_key);
                foreach ($field_value as $temp_id => $repetitive_data) {
                    // Skype specific
                    if ($field['type'] == 'skype') {
                        unset($repetitive_data['old_value']);
                        wpcf_admin_post_save_field($post_ID, $meta_key, $field, $repetitive_data, true);
                    } else {
                        wpcf_admin_post_save_field($post_ID, $meta_key, $field, $repetitive_data['new_value'], true);
                    }
                }
            } else {
                wpcf_admin_post_save_field($post_ID, $meta_key, $field, $field_value);
            }
        }
    }
    // Process checkboxes
    foreach ($all_fields as $field) {
        if (!isset($field['#type'])) {
            continue;
        }
        if ($field['#type'] == 'checkbox' && !isset($_POST['wpcf'][$field['wpcf-slug']])) {
            $field_data = wpcf_admin_fields_get_field($field['wpcf-id']);
            if (isset($field_data['data']['save_empty']) && $field_data['data']['save_empty'] == 'yes') {
                update_post_meta($post_ID, wpcf_types_get_meta_prefix($field) . $field['wpcf-slug'], 0);
            } else {
                delete_post_meta($post_ID, wpcf_types_get_meta_prefix($field) . $field['wpcf-slug']);
            }
        }
        if ($field['#type'] == 'checkboxes') {
            $field_data = wpcf_admin_fields_get_field($field['wpcf-id']);
            if (!empty($field_data['data']['options'])) {
                $update_data = array();
                foreach ($field_data['data']['options'] as $option_id => $option_data) {
                    if (!isset($_POST['wpcf'][$field['wpcf-slug']][$option_id])) {
                        if (isset($field_data['data']['save_empty']) && $field_data['data']['save_empty'] == 'yes') {
                            $update_data[$option_id] = 0;
                        }
                    } else {
                        $update_data[$option_id] = $_POST['wpcf'][$field['wpcf-slug']][$option_id];
                    }
                }
                update_post_meta($post_ID, wpcf_types_get_meta_prefix($field) . $field['wpcf-slug'], $update_data);
            }
        }
    }
}