5d475abfc3
* New setting to use personal starting and ending tag for the footnotes * Updated translations for the new setting * Updated reading settings and fallback to default values (bugfix) git-svn-id: https://plugins.svn.wordpress.org/footnotes/trunk@917813 b8457f37-d9ea-0310-8a92-e5e31aec5664
438 lines
15 KiB
PHP
438 lines
15 KiB
PHP
<?php
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/**
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* Created by Stefan Herndler.
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* User: Stefan
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* Date: 15.05.14
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* Time: 16:21
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* Version: 1.0-beta
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* Since: 1.0
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*/
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/**
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* Class Class_FootnotesSettings
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* @since 1.0
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*/
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class Class_FootnotesSettings
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{
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/*
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* attribute for default settings value
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* @since 1.0
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*/
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public static $a_arr_Default_Settings = array(
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FOOTNOTE_INPUTFIELD_COMBINE_IDENTICAL => 'yes',
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FOOTNOTE_INPUTFIELD_REFERENCES_LABEL => 'References',
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FOOTNOTE_INPUTFIELD_COLLAPSE_REFERENCES => '',
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FOOTNOTE_INPUTFIELD_PLACEHOLDER_START => '((',
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FOOTNOTE_INPUTFIELD_PLACEHOLDER_END => '))'
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);
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/*
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* resulting pagehook for adding a new sub menu page to the settings
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* @since 1.0
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*/
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var $a_str_Pagehook;
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/*
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* collection of settings values for this plugin
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* @since 1.0
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*/
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var $a_arr_Options;
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/*
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* collection of tabs for the settings page of this plugin
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* @since 1.0
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*/
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private $a_arr_SettingsTabs = array();
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/**
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* @constructor
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* @since 1.0
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*/
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function __construct()
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{
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/* loads and filters the settings for this plugin */
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$this->a_arr_Options = footnotes_filter_options( FOOTNOTE_SETTINGS_CONTAINER, self::$a_arr_Default_Settings );
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/* execute class includes on action-even: init, admin_init and admin_menu */
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add_action( 'init', array( $this, 'LoadScriptsAndStylesheets' ) );
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add_action( 'admin_init', array( $this, 'RegisterSettings' ) );
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add_action( 'admin_init', array( $this, 'RegisterTab_General' ) );
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add_action( 'admin_init', array( $this, 'RegisterTab_HowTo' ) );
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add_action( 'admin_menu', array( $this, 'AddSettingsMenuPanel' ) );
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}
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/**
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* initialize settings page, loads scripts and stylesheets needed for the layout
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* called in class constructor @ init
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* @since 1.0
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*/
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function LoadScriptsAndStylesheets()
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{
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/* add the jQuery plugin (already registered by WP) */
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wp_enqueue_script( 'jquery' );
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/* register public stylesheet */
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wp_register_style( 'footnote_public_style', plugins_url( '../css/footnote.css', __FILE__ ) );
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/* add public stylesheet */
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wp_enqueue_style( 'footnote_public_style' );
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/* register settings stylesheet */
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wp_register_style( 'footnote_settings_style', plugins_url( '../css/settings.css', __FILE__ ) );
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/* add settings stylesheet */
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wp_enqueue_style( 'footnote_settings_style' );
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}
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/**
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* register the settings field in the database for the "save" function
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* called in class constructor @ admin_init
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* @since 1.0
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*/
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function RegisterSettings()
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{
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register_setting( FOOTNOTE_SETTINGS_LABEL_GENERAL, FOOTNOTE_SETTINGS_CONTAINER );
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}
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/**
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* sets the plugin's title for the admins settings menu
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* called in class constructor @ admin_menu
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* @since 1.0
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*/
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function AddSettingsMenuPanel()
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{
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/* current user needs the permission to update plugins for further access */
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if ( !current_user_can( 'update_plugins' ) ) {
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return;
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}
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/* submenu page title */
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$l_str_PageTitle = 'footnotes';
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/* submenu title */
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$l_str_MenuTitle = 'footnotes';
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/* Add a new submenu to the standard Settings panel */
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$this->a_str_Pagehook = add_options_page( $l_str_PageTitle, $l_str_MenuTitle, 'administrator', FOOTNOTES_SETTINGS_PAGE_ID, array( $this, 'OutputSettingsPage' ) );
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}
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/**
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* Plugin Options page rendering goes here, checks
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* for active tab and replaces key with the related
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* settings key. Uses the plugin_options_tabs method
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* to render the tabs.
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* @since 1.0
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*/
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function OutputSettingsPage()
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{
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/* gets active tag, or if nothing set the "general" tab will be set to active */
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$l_str_tab = isset( $_GET[ 'tab' ] ) ? $_GET[ 'tab' ] : FOOTNOTE_SETTINGS_LABEL_GENERAL;
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/* outputs all tabs */
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echo '<div class="wrap">';
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$this->OutputSettingsPageTabs();
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/* outputs a form with the content of the current active tab */
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echo '<form method="post" action="options.php">';
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wp_nonce_field( 'update-options' );
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settings_fields( $l_str_tab );
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/* outputs the settings field of the current active tab */
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do_settings_sections( $l_str_tab );
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/* adds a submit button to the current page */
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submit_button();
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echo '</form>';
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echo '</div>';
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}
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/**
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* Renders our tabs in the plugin options page,
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* walks through the object's tabs array and prints
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* them one by one. Provides the heading for the
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* plugin_options_page method.
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* @since 1.0
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*/
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function OutputSettingsPageTabs()
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{
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/* gets active tag, or if nothing set the "general" tab will be set to active */
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$l_str_CurrentTab = isset( $_GET[ 'tab' ] ) ? $_GET[ 'tab' ] : FOOTNOTE_SETTINGS_LABEL_GENERAL;
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screen_icon();
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echo '<h2 class="nav-tab-wrapper">';
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foreach ( $this->a_arr_SettingsTabs as $l_str_TabKey => $l_str_TabCaption ) {
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$active = $l_str_CurrentTab == $l_str_TabKey ? 'nav-tab-active' : '';
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echo '<a class="nav-tab ' . $active . '" href="?page=' . FOOTNOTES_SETTINGS_PAGE_ID . '&tab=' . $l_str_TabKey . '">' . $l_str_TabCaption . '</a>';
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}
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echo '</h2>';
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}
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/**
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* loads specific setting and returns an array with the keys [id, name, value]
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* @since 1.0
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* @param $p_str_FieldID
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* @return array
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*/
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protected function LoadSetting( $p_str_FieldID )
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{
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$p_arr_Return = array();
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$p_arr_Return[ "id" ] = $this->getFieldID( $p_str_FieldID );
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$p_arr_Return[ "name" ] = $this->getFieldName( $p_str_FieldID );
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$p_arr_Return[ "value" ] = esc_attr( $this->getFieldValue( $p_str_FieldID ) );
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return $p_arr_Return;
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}
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/**
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* access settings field by name
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* @since 1.0
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* @param string $p_str_FieldName
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* @return string
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*/
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protected function getFieldName( $p_str_FieldName )
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{
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return sprintf( '%s[%s]', FOOTNOTE_SETTINGS_CONTAINER, $p_str_FieldName );
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//return sprintf( '%s', $p_str_FieldName );
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}
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/**
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* access settings field by id
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* @since 1.0
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* @param string $p_str_FieldID
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* @return string
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*/
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protected function getFieldID( $p_str_FieldID )
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{
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return sprintf( '%s[%s]', FOOTNOTE_SETTINGS_CONTAINER, $p_str_FieldID );
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//return sprintf( '%s', $p_str_FieldID );
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}
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/**
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* get settings field value
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* @since 1.0
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* @param string $p_str_Key
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* @return string
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*/
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protected function getFieldValue( $p_str_Key )
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{
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return $this->a_arr_Options[ $p_str_Key ];
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}
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/**
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* outputs a input type=text
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* @param string $p_str_SettingsID [id of the settings field]
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* @param string $p_str_ClassName [css class name]
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* @param int $p_str_MaxLength [max length for the input value]
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* @param string $p_str_Label [label text]
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* @since 1.0-beta
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*/
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function AddTextbox($p_str_SettingsID, $p_str_ClassName="", $p_str_MaxLength=0, $p_str_Label="")
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{
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/* collect data for given settings field */
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$l_arr_Data = $this->LoadSetting( $p_str_SettingsID );
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/* if input shall have a css class, add the style tag for it */
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if (!empty($p_str_ClassName)) {
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$p_str_ClassName = 'class="' . $p_str_ClassName . '"';
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}
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/* optional add a maxlength to the input field */
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if (!empty($p_str_MaxLength)) {
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$p_str_MaxLength = ' maxlength="'.$p_str_MaxLength.'"';
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}
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/* optional add a label in front of the input field */
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if (!empty($p_str_Label)) {
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echo '<label for="'.$l_arr_Data[ "id" ].'">'.$p_str_Label.'</label>';
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}
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/* outputs an input field type TEXT */
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echo '<input type="text" '.$p_str_ClassName.$p_str_MaxLength.' name="'.$l_arr_Data[ "name" ].'" id="'.$l_arr_Data[ "id" ].'" value="'.$l_arr_Data[ "value" ].'"/>';
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}
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/**
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* outputs a input type=checkbox
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* @param string $p_str_SettingsID [id of the settings field]
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* @param string $p_str_ClassName [optional css class name]
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* @since 1.0-beta
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*/
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function AddCheckbox($p_str_SettingsID, $p_str_ClassName="")
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{
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/* collect data for given settings field */
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$l_arr_Data = $this->LoadSetting( $p_str_SettingsID );
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/* if input shall have a css class, add the style tag for it */
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if (!empty($p_str_ClassName)) {
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$p_str_ClassName = 'class="' . $p_str_ClassName . '"';
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}
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/* lookup if the checkbox shall be pre-checked */
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$l_str_Checked = "";
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if (footnotes_ConvertToBool($l_arr_Data["value"])) {
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$l_str_Checked = 'checked="checked"';
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}
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/* outputs an input field type CHECKBOX */
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echo sprintf('<input type="checkbox" '.$p_str_ClassName.' name="'.$l_arr_Data[ "name" ].'" id="'.$l_arr_Data[ "id" ].'" %s/>', $l_str_Checked);
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}
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/**
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* outputs a select box
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* @param string $p_str_SettingsID [id of the settings field]
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* @param array $p_arr_Options [array with options]
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* @param string $p_str_ClassName [optional css class name]
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* @since 1.0-beta
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*/
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function AddSelectbox($p_str_SettingsID, $p_arr_Options, $p_str_ClassName="")
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{
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/* collect data for given settings field */
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$l_arr_Data = $this->LoadSetting( $p_str_SettingsID );
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/* if input shall have a css class, add the style tag for it */
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if (!empty($p_str_ClassName)) {
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$p_str_ClassName = 'class="' . $p_str_ClassName . '"';
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}
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/* select starting tag */
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$l_str_Output = '<select ' . $p_str_ClassName . ' name="'.$l_arr_Data[ "name" ].'" id="'.$l_arr_Data[ "id" ].'">';
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/* loop through all array keys */
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foreach($p_arr_Options as $l_str_Value => $l_str_Caption) {
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/* add key as option value */
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$l_str_Output .= '<option value="'.$l_str_Value.'"';
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/* check if option value is set and has to be pre-selected */
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if ($l_arr_Data["value"] == $l_str_Value) {
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$l_str_Output .= ' selected';
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}
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/* write option caption and close option tag */
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$l_str_Output .= '>' . $l_str_Caption . '</option>';
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}
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/* close select */
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$l_str_Output .= '</select>';
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/* outputs the SELECT field */
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echo $l_str_Output;
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}
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/**
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* initialize general settings tab
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* called in class constructor @ admin_init
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* @since 1.0
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*/
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function RegisterTab_General()
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{
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$l_str_SectionName = "Footnote_Secion_Settings_General";
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/* add tab to the tab array */
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$this->a_arr_SettingsTabs[ FOOTNOTE_SETTINGS_LABEL_GENERAL ] = __( "General", FOOTNOTES_PLUGIN_NAME );
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/* register settings tab */
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add_settings_section( $l_str_SectionName, __( "Settings", FOOTNOTES_PLUGIN_NAME ), array( $this, 'RegisterTab_General_Description' ), FOOTNOTE_SETTINGS_LABEL_GENERAL );
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add_settings_field( 'Register_References_Label', __( "References label:", FOOTNOTES_PLUGIN_NAME ), array( $this, 'Register_References_Label' ), FOOTNOTE_SETTINGS_LABEL_GENERAL, $l_str_SectionName );
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add_settings_field( 'Register_Collapse_References', __( "Collapse references by default:", FOOTNOTES_PLUGIN_NAME ), array( $this, 'Register_Collapse_References' ), FOOTNOTE_SETTINGS_LABEL_GENERAL, $l_str_SectionName );
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add_settings_field( 'Register_Combine_Identical', __( "Combine identical footnotes:", FOOTNOTES_PLUGIN_NAME ), array( $this, 'Register_Combine_Identical' ), FOOTNOTE_SETTINGS_LABEL_GENERAL, $l_str_SectionName );
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add_settings_field( 'Register_Placeholder_Tags', __( "Footnote tag:", FOOTNOTES_PLUGIN_NAME ), array( $this, 'Register_Placeholder_Tags' ), FOOTNOTE_SETTINGS_LABEL_GENERAL, $l_str_SectionName );
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}
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/**
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* adds a desciption to the general settings tab
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* called in RegisterTab_General
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* @since 1.0
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*/
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function RegisterTab_General_Description()
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{
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// unused description
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}
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/**
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* outputs the settings field for the "references label"
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* @since 1.0
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*/
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function Register_References_Label()
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{
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/* add a textbox to the output */
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$this->AddTextbox(FOOTNOTE_INPUTFIELD_REFERENCES_LABEL, "footnote_plugin_50");
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}
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/**
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* outputs the settings field for the "references label"
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* @since 1.0-beta
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*/
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function Register_Collapse_References()
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{
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/* add a checkbox to the output */
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$this->AddCheckbox(FOOTNOTE_INPUTFIELD_COLLAPSE_REFERENCES);
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}
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/**
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* outputs the settings field for the "combine identical footnotes"
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* @since 1.0
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*/
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function Register_Combine_Identical()
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{
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/* get array with option elements */
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$l_arr_Options = array(
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"yes" => __( "Yes", FOOTNOTES_PLUGIN_NAME ),
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"no" => __( "No", FOOTNOTES_PLUGIN_NAME )
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);
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/* add a select box to the output */
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$this->AddSelectbox(FOOTNOTE_INPUTFIELD_COMBINE_IDENTICAL, $l_arr_Options, "footnote_plugin_25");
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}
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/**
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* outputs the settings fields for the footnote starting and ending tag
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* @since 1.0-gamma
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*/
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function Register_Placeholder_Tags()
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{
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/* add a textbox to the output */
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$this->AddTextbox(FOOTNOTE_INPUTFIELD_PLACEHOLDER_START, "", 14, __( "starts with:", FOOTNOTES_PLUGIN_NAME ));
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/* small space between the two input fields */
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echo ' ';
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/* add a textbox to the output */
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$this->AddTextbox(FOOTNOTE_INPUTFIELD_PLACEHOLDER_END, "", 14, __( "ends with:", FOOTNOTES_PLUGIN_NAME ));
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}
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/**
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* initialize howto settings tab
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* called in class constructor @ admin_init
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* @since 1.0
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*/
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function RegisterTab_HowTo()
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{
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$l_str_SectionName = "Footnote_Secion_Settings_Howto";
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/* add tab to the tab array */
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$this->a_arr_SettingsTabs[ FOOTNOTE_SETTINGS_LABEL_HOWTO ] = __( "HowTo", FOOTNOTES_PLUGIN_NAME );
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/* register settings tab */
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add_settings_section( $l_str_SectionName, __( "HowTo", FOOTNOTES_PLUGIN_NAME ), array( $this, 'RegisterTab_HowTo_Description' ), FOOTNOTE_SETTINGS_LABEL_HOWTO );
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add_settings_field( 'Register_Howto_Box', "", array( $this, 'Register_Howto_Box' ), FOOTNOTE_SETTINGS_LABEL_HOWTO, $l_str_SectionName );
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}
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/**
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* adds a descrption to the HowTo settings tab
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* called int RegisterTab_HowTo
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* @since 1.0
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*/
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function RegisterTab_HowTo_Description()
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{
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echo __( "This is a brief introduction in how to use the plugin.", FOOTNOTES_PLUGIN_NAME );
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}
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/**
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* outputs the content of the HowTo settings tab
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* @since 1.0
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*/
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function Register_Howto_Box()
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{
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$l_arr_Footnote_StartingTag = $this->LoadSetting(FOOTNOTE_INPUTFIELD_PLACEHOLDER_START);
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$l_arr_Footnote_EndingTag = $this->LoadSetting(FOOTNOTE_INPUTFIELD_PLACEHOLDER_END);
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?>
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<div style="text-align:center;">
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<div class="footnote_placeholder_box_container">
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<p>
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<?php echo __( "Start your footnote with the following shortcode:", FOOTNOTES_PLUGIN_NAME ); ?>
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<span class="footnote_highlight_placeholder"><?php echo $l_arr_Footnote_StartingTag["value"]; ?></span>
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</p>
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<p>
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<?php echo __( "...and end your footnote with this shortcode:", FOOTNOTES_PLUGIN_NAME ); ?>
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<span class="footnote_highlight_placeholder"><?php echo $l_arr_Footnote_EndingTag["value"]; ?></span>
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</p>
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<div class="footnote_placeholder_box_example">
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<p>
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<span class="footnote_highlight_placeholder"><?php echo $l_arr_Footnote_StartingTag["value"] . __( "example string", FOOTNOTES_PLUGIN_NAME ) . $l_arr_Footnote_EndingTag["value"]; ?></span>
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<?php echo __( "will be displayed as:", FOOTNOTES_PLUGIN_NAME ); ?>
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<?php echo footnotes_replaceFootnotes( $l_arr_Footnote_StartingTag["value"] . __( "example string", FOOTNOTES_PLUGIN_NAME ) . $l_arr_Footnote_EndingTag["value"], true ); ?>
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</p>
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</div>
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<p>
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<?php echo sprintf( __( "If you have any questions, please don't hesitate to %smail us%s.", FOOTNOTES_PLUGIN_NAME ), '<a href="mailto:support@herndler.org" class="footnote_plugin">', '</a>' ); ?>
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</p>
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</div>
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</div>
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<?php
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}
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} /* Class Class_FootnotesSettings */
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