golden hour

/var/www/html/wp-content/plugins/the-events-calendar/common/src/Tribe

File/Folder	Size	Actions
Abstract_Deactivation.php	1.65 KB
Abstract_Plugin_Register.php	1.25 KB
Admin	-
Ajax	-
App_Shop.php	9.87 KB
Asset	-
Assets.php	24.69 KB
Assets_Pipeline.php	1.7 KB
Autoloader.php	8.31 KB
Cache.php	18.13 KB
Cache_Listener.php	5.92 KB
Changelog_Reader.php	1.5 KB
Container.php	11.36 KB
Context	-
Context.php	48.65 KB
Cost_Utils.php	16.44 KB
Credits.php	2.9 KB
Customizer	-
Customizer.php	25.29 KB
DB_Lock.php	10.04 KB
Data.php	5.21 KB
Date_Utils.php	48.59 KB
Db.php	876 B
Debug.php	1.54 KB
Debug_Bar	-
Dependency.php	16.47 KB
Deprecation.php	4.84 KB
Dialog	-
Documentation	-
Duplicate	-
Editor	-
Editor.php	6.58 KB
Error.php	4.51 KB
Exception.php	2.08 KB
Extension.php	13 KB
Extension_Loader.php	3.96 KB
Feature_Detection.php	7.51 KB
Field.php	22.38 KB
Field_Conditional.php	2.37 KB
Freemius.php	1.34 KB
Image	-
JSON_LD	-
Languages	-
Log	-
Log.php	11.33 KB
Main.php	23.13 KB
Meta	-
Models	-
Notices.php	1.49 KB
PUE	-
Plugin_Meta_Links.php	3.45 KB
Plugins.php	5.32 KB
Plugins_API.php	12.2 KB
Post_History.php	2.96 KB
Post_Transient.php	5.76 KB
Process	-
Promise.php	9.04 KB
Promoter	-
REST	-
Repository	-
Repository.php	100.06 KB
Rewrite.php	34.63 KB
Service_Providers	-
Settings.php	23.81 KB
Settings_Manager.php	9.78 KB
Settings_Tab.php	6.93 KB
Shortcode	-
Simple_Table.php	4.01 KB
Support	-
Support.php	14.43 KB
Tabbed_View	-
Tabbed_View.php	8.1 KB
Template.php	43.65 KB
Template_Factory.php	5.45 KB
Template_Part_Cache.php	2.74 KB
Templates.php	1.79 KB
Terms.php	1.51 KB
Timezones.php	18.21 KB
Tooltip	-
Tracker.php	12.51 KB
Traits	-
Updater.php	3.78 KB
Utils	-
Validate.php	16.54 KB
Validator	-
View_Helpers.php	9.64 KB
Widget	-

Edit: Settings_Tab.php

<?php

// Don't load directly
if ( ! defined( 'ABSPATH' ) ) {
	die( '-1' );
}

if ( ! class_exists( 'Tribe__Settings_Tab' ) ) {
	/**
	 * helper class that creates a settings tab
	 * this is a public API, use it to create tabs
	 * simply by instantiating this class
	 *
	 */
	class Tribe__Settings_Tab {

/**
		 * Tab ID, used in query string and elsewhere
		 * @var string
		 */
		public $id;

/**
		 * Tab's name
		 * @var string
		 */
		public $name;

/**
		 * Tab's arguments
		 * @var array
		 */
		public $args;

/**
		 * Defaults for tabs
		 * @var array
		 */
		public $defaults;

/**
		 * class constructor
		 *
		 * @param string $id   the tab's id (no spaces or special characters)
		 * @param string $name the tab's visible name
		 * @param array  $args additional arguments for the tab
		 */
		public function __construct( $id, $name, $args = [] ) {

// setup the defaults
			$this->defaults = [
				'fields'           => [],
				'priority'         => 50,
				'show_save'        => true,
				'display_callback' => false,
				'network_admin'    => false,
			];

// parse args with defaults
			$this->args = wp_parse_args( $args, $this->defaults );

// set each instance variable and filter
			$this->id   = apply_filters( 'tribe_settings_tab_id', $id );
			$this->name = apply_filters( 'tribe_settings_tab_name', $name );
			foreach ( $this->defaults as $key => $value ) {
				$this->{$key} = apply_filters( 'tribe_settings_tab_' . $key, $this->args[ $key ], $id );
			}

// run actions & filters
			if ( ! $this->network_admin ) {
				add_filter( 'tribe_settings_all_tabs', [ $this, 'addAllTabs' ] );
			}
			add_filter( 'tribe_settings_tabs', [ $this, 'addTab' ], $this->priority );
		}

/**
		 * filters the tabs array from Tribe__Settings
		 * and adds the current tab to it
		 * does not add a tab if it's empty
		 *
		 * @param array $tabs the $tabs from Tribe__Settings
		 *
		 * @return array $tabs the filtered tabs
		 */
		public function addTab( $tabs ) {
			$hideSettingsTabs = Tribe__Settings_Manager::get_network_option( 'hideSettingsTabs', [] );
			if ( ( isset( $this->fields ) || has_action( 'tribe_settings_content_tab_' . $this->id ) ) && ( empty( $hideSettingsTabs ) || ! in_array( $this->id, $hideSettingsTabs ) ) ) {
				if ( ( is_network_admin() && $this->args['network_admin'] ) || ( ! is_network_admin() && ! $this->args['network_admin'] ) ) {
					$tabs[ $this->id ] = $this->name;
					add_filter( 'tribe_settings_fields', [ $this, 'addFields' ] );
					add_filter( 'tribe_settings_no_save_tabs', [ $this, 'showSaveTab' ] );
					add_filter( 'tribe_settings_content_tab_' . $this->id, [ $this, 'doContent' ] );
				}
			}

return $tabs;
		}

/**
		 * Adds this tab to the list of total tabs, even if it is not displayed.
		 *
		 * @param array $allTabs All the tabs from Tribe__Settings.
		 *
		 * @return array $allTabs All the tabs.
		 */
		public function addAllTabs( $allTabs ) {
			$allTabs[ $this->id ] = $this->name;

return $allTabs;
		}

/**
		 * filters the fields array from Tribe__Settings
		 * and adds the current tab's fields to it
		 *
		 * @param array $field the $fields from Tribe__Settings
		 *
		 * @return array $fields the filtered fields
		 */
		public function addFields( $fields ) {
			if ( ! empty ( $this->fields ) ) {
				$fields[ $this->id ] = $this->fields;
			} elseif ( has_action( 'tribe_settings_content_tab_' . $this->id ) ) {
				$fields[ $this->id ] = $this->fields = [ 0 => null ]; // just to trick it
			}

return $fields;
		}

/**
		 * sets whether the current tab should show the save
		 * button or not
		 *
		 * @param array $noSaveTabs the $noSaveTabs from Tribe__Settings
		 *
		 * @return array $noSaveTabs the filtered non saving tabs
		 */
		public function showSaveTab( $noSaveTabs ) {
			if ( ! $this->show_save || empty( $this->fields ) ) {
				$noSaveTabs[ $this->id ] = $this->id;
			}

return $noSaveTabs;
		}

/**
		 * displays the content for the tab
		 *
		 * @return void
		 */
		public function doContent() {
			if ( $this->display_callback && is_callable( $this->display_callback ) ) {
				call_user_func( $this->display_callback );

return;
			}

$sent_data = get_option( 'tribe_settings_sent_data', [] );

if ( is_array( $this->fields ) && ! empty( $this->fields ) ) {
				foreach ( $this->fields as $key => $field ) {
					if ( isset( $sent_data[ $key ] ) ) {
						// If we just saved [or attempted to], get the value that was input.
						$value = $sent_data[ $key ];
					} else {
						// Some options should always be stored at network level
						$network_option = isset( $field['network_option'] ) ? (bool) $field['network_option'] : false;

if ( is_network_admin() ) {
							$parent_option = ( isset( $field['parent_option'] ) ) ? $field['parent_option'] : Tribe__Main::OPTIONNAMENETWORK;
						}
						if ( ! is_network_admin() ) {
							$parent_option = ( isset( $field['parent_option'] ) ) ? $field['parent_option'] : Tribe__Main::OPTIONNAME;
						}
						// get the field's parent_option in order to later get the field's value
						$parent_option = apply_filters( 'tribe_settings_do_content_parent_option', $parent_option, $key );
						$default       = ( isset( $field['default'] ) ) ? $field['default'] : null;
						$default       = apply_filters( 'tribe_settings_field_default', $default, $field );

if ( ! $parent_option ) {
							// no parent option, get the straight up value
							if ( $network_option || is_network_admin() ) {
								$value = get_site_option( $key, $default );
							} else {
								$value = get_option( $key, $default );
							}
						} else {
							// there's a parent option
							if ( $parent_option == Tribe__Main::OPTIONNAME ) {
								// get the options from Tribe__Settings_Manager if we're getting the main array
								$value = Tribe__Settings_Manager::get_option( $key, $default );
							} elseif ( $parent_option == Tribe__Main::OPTIONNAMENETWORK ) {
								$value = Tribe__Settings_Manager::get_network_option( $key, $default );
							} else {
								// else, get the parent option normally
								if ( is_network_admin() ) {
									$options = (array) get_site_option( $parent_option );
								} else {
									$options = (array) get_option( $parent_option );
								}
								$value = ( isset( $options[ $key ] ) ) ? $options[ $key ] : $default;
							}
						}
					}

// escape the value for display
					if ( ! empty( $field['esc_display'] ) && function_exists( $field['esc_display'] ) ) {
						$value = $field['esc_display']( $value );
					} elseif ( is_string( $value ) ) {
						$value = esc_attr( stripslashes( $value ) );
					}

// filter the value
					$value = apply_filters( 'tribe_settings_get_option_value_pre_display', $value, $key, $field );

// create the field
					new Tribe__Field( $key, $field, $value );
				}
			} else {
				// no fields setup for this tab yet
				echo '<p>' . esc_html__( 'There are no fields setup for this tab yet.', 'tribe-common' ) . '</p>';
			}
		}

} // end class
} // endif class_exists