'yes',
FOOTNOTE_INPUTFIELD_REFERENCES_LABEL => 'References',
FOOTNOTE_INPUTFIELD_COLLAPSE_REFERENCES => '',
FOOTNOTE_INPUTFIELD_PLACEHOLDER_START => '((',
FOOTNOTE_INPUTFIELD_PLACEHOLDER_END => '))',
FOOTNOTE_INPUTFIELD_SEARCH_IN_EXCERPT => 'yes',
FOOTNOTE_INPUTFIELD_LOVE => 'yes',
FOOTNOTE_INPUTFIELD_COUNTER_STYLE => 'arabic_plain'
);
/*
* resulting pagehook for adding a new sub menu page to the settings
* @since 1.0
*/
var $a_str_Pagehook;
/*
* collection of settings values for this plugin
* @since 1.0
*/
var $a_arr_Options;
/*
* collection of tabs for the settings page of this plugin
* @since 1.0
*/
private $a_arr_SettingsTabs = array();
/**
* @constructor
* @since 1.0
*/
function __construct()
{
/* loads and filters the settings for this plugin */
$this->a_arr_Options = footnotes_filter_options( FOOTNOTE_SETTINGS_CONTAINER, self::$a_arr_Default_Settings, true );
/* execute class includes on action-even: init, admin_init and admin_menu */
add_action( 'init', array( $this, 'LoadScriptsAndStylesheets' ) );
add_action( 'admin_init', array( $this, 'RegisterSettings' ) );
add_action( 'admin_init', array( $this, 'RegisterTab_General' ) );
add_action( 'admin_init', array( $this, 'RegisterTab_HowTo' ) );
add_action( 'admin_menu', array( $this, 'AddSettingsMenuPanel' ) );
}
/**
* initialize settings page, loads scripts and stylesheets needed for the layout
* called in class constructor @ init
* @since 1.0
*/
function LoadScriptsAndStylesheets()
{
/* add the jQuery plugin (already registered by WP) */
wp_enqueue_script( 'jquery' );
/* register public stylesheet */
wp_register_style( 'footnote_public_style', plugins_url( '../css/footnote.css', __FILE__ ) );
/* add public stylesheet */
wp_enqueue_style( 'footnote_public_style' );
/* register settings stylesheet */
wp_register_style( 'footnote_settings_style', plugins_url( '../css/settings.css', __FILE__ ) );
/* add settings stylesheet */
wp_enqueue_style( 'footnote_settings_style' );
}
/**
* register the settings field in the database for the "save" function
* called in class constructor @ admin_init
* @since 1.0
*/
function RegisterSettings()
{
register_setting( FOOTNOTE_SETTINGS_LABEL_GENERAL, FOOTNOTE_SETTINGS_CONTAINER );
}
/**
* sets the plugin's title for the admins settings menu
* called in class constructor @ admin_menu
* @since 1.0
*/
function AddSettingsMenuPanel()
{
/* current user needs the permission to update plugins for further access */
if ( !current_user_can( 'update_plugins' ) ) {
return;
}
/* submenu page title */
$l_str_PageTitle = 'footnotes';
/* submenu title */
$l_str_MenuTitle = 'footnotes';
/* Add a new submenu to the standard Settings panel */
$this->a_str_Pagehook = add_options_page( $l_str_PageTitle, $l_str_MenuTitle, 'administrator', FOOTNOTES_SETTINGS_PAGE_ID, array( $this, 'OutputSettingsPage' ) );
}
/**
* Plugin Options page rendering goes here, checks
* for active tab and replaces key with the related
* settings key. Uses the plugin_options_tabs method
* to render the tabs.
* @since 1.0
*/
function OutputSettingsPage()
{
/* gets active tag, or if nothing set the "general" tab will be set to active */
$l_str_tab = isset( $_GET[ 'tab' ] ) ? $_GET[ 'tab' ] : FOOTNOTE_SETTINGS_LABEL_GENERAL;
/* outputs all tabs */
echo '
';
$this->OutputSettingsPageTabs();
/* outputs a form with the content of the current active tab */
echo '';
echo '
';
}
/**
* Renders our tabs in the plugin options page,
* walks through the object's tabs array and prints
* them one by one. Provides the heading for the
* plugin_options_page method.
* @since 1.0
*/
function OutputSettingsPageTabs()
{
/* gets active tag, or if nothing set the "general" tab will be set to active */
$l_str_CurrentTab = isset( $_GET[ 'tab' ] ) ? $_GET[ 'tab' ] : FOOTNOTE_SETTINGS_LABEL_GENERAL;
screen_icon();
echo '