461 lines
15 KiB
PHP
461 lines
15 KiB
PHP
<?php // phpcs:disable WordPress.Files.FileName.InvalidClassFileName
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/**
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* Footnotes class
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*
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* @package footnotes
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* @since 1.5.0
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*/
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/**
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* Provides an entry point to the Plugin.
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*
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* Loads the dashboard and executes the task.
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*
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* @since 1.5.0
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*/
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class Footnotes {
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/**
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* The Plugin task.
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*
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* @since 1.5.0
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* @var Task $task The Plugin task.
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*/
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public $a_obj_task = null;
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/**
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* Flag for using tooltips.
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*
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* @since 2.4.0
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*
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* @var bool $tooltips_enabled Whether tooltips are enabled or not.
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*/
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public static $a_bool_tooltips_enabled = false;
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/**
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* Allows to determine whether alternative tooltips are enabled.
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*
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* - Bugfix: Tooltips: optional alternative JS implementation with CSS transitions to fix configuration-related outage, thanks to @andreasra feedback.
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*
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* @since 2.1.1
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*
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* @reporter @andreasra
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* @link https://wordpress.org/support/topic/footnotes-appearing-in-header/page/2/#post-13632566
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*
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* @since 2.4.0
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* @contributor Patrizia Lutz @misfist
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* @var bool
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*/
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public static $a_bool_alternative_tooltips_enabled = false;
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/**
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* Allows to determine whether AMP compatibility mode is enabled.
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*
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* - Adding: Tooltips: make display work purely by style rules for AMP compatibility, thanks to @milindmore22 code contribution.
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* - Bugfix: Tooltips: enable accessibility by keyboard navigation, thanks to @westonruter code contribution.
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* - Adding: Reference container: get expanding and collapsing to work also in AMP compatibility mode, thanks to @westonruter code contribution.
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*
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* @since 2.5.11 (draft)
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* @since 2.6.0 (release)
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*
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* @contributor @milindmore22
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* @link https://github.com/ampproject/amp-wp/issues/5913#issuecomment-785306933
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*
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* @contributor @westonruter
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* @link https://github.com/ampproject/amp-wp/issues/5913#issuecomment-785419655
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* @link https://github.com/markcheret/footnotes/issues/48#issuecomment-799580854
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* @link https://github.com/markcheret/footnotes/issues/48#issuecomment-799582394
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*
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* @var bool
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*/
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public static $a_bool_amp_enabled = false;
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/**
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* Allows to determine the script mode among jQuery or plain JS.
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*
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* - Bugfix: Reference container: optional alternative expanding and collapsing without jQuery for use with hard links, thanks to @hopper87it @pkverma99 issue reports.
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*
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* @since 2.5.6
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*
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* @reporter @hopper87it
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* @link https://wordpress.org/support/topic/footnotes-wp-rocket/
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*
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* @reporter @pkverma99
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* @link https://wordpress.org/support/topic/footnotes-wp-rocket/#post-14076188
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*
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* @var str 'js' Plain JavaScript.
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* 'jquery' Use jQuery libraries.
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*/
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public static $a_str_script_mode = 'js';
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/**
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* Executes the Plugin.
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*
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* @since 1.5.0
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*
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* - Bugfix: Improve widgets registration, thanks to @felipelavinz code contribution.
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*
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* @since 1.6.5
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*
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* @contributor @felipelavinz
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* @link https://github.com/benleyjyc/footnotes/commit/87173d2980c7ff90e12ffee94ca7153e11163793
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* @link https://github.com/media-competence-institute/footnotes/commit/87173d2980c7ff90e12ffee94ca7153e11163793
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*
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* @see self::initialize_widgets()
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*/
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public function run() {
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// Register language.
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Footnotes_Language::register_hooks();
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// Register Button hooks.
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Footnotes_WYSIWYG::register_hooks();
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// Register general hooks.
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Hooks::register_hooks();
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// Initialize the Plugin Dashboard.
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$this->initialize_dashboard();
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// Initialize the Plugin Task.
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$this->initialize_task();
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// Register all Public Stylesheets and Scripts.
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add_action( 'init', array( $this, 'register_public' ) );
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// Enqueue all Public Stylesheets and Scripts.
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add_action( 'wp_enqueue_scripts', array( $this, 'register_public' ) );
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// Register all Widgets of the Plugin..
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add_action( 'widgets_init', array( $this, 'initialize_widgets' ) );
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}
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/**
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* Initializes all Widgets of the Plugin.
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*
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* @since 1.5.0
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*
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* - Update: Fix for deprecated PHP function create_function(), thanks to @psykonevro @daliasued bug reports, thanks to @felipelavinz code contribution
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*
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* @since 1.6.5
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*
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* @contributor @felipelavinz
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* @link https://github.com/media-competence-institute/footnotes/commit/87173d2980c7ff90e12ffee94ca7153e11163793
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*
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* @reporter @psykonevro
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* @link https://wordpress.org/support/topic/bug-function-create_function-is-deprecated/
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* @link https://wordpress.org/support/topic/deprecated-function-create_function-14/
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*
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* @reporter @daliasued
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* @link https://wordpress.org/support/topic/deprecated-function-create_function-14/#post-13312853
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*
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* create_function() was deprecated in PHP 7.2.0 and removed in PHP 8.0.0.
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* @link https://www.php.net/manual/en/function.create-function.php
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*
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* The fix is to move add_action() above into run(),
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* and use the bare register_widget() here.
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* @see self::run()
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*
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* Also, the visibility of initialize_widgets() is not private any longer.
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*/
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public function initialize_widgets() {
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register_widget( 'Footnotes_Widget_Reference_Container' );
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}
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/**
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* Initializes the Dashboard of the Plugin and loads them.
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*
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* @since 1.5.0
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*/
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private function initialize_dashboard() {
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new Footnotes_Layout_Init();
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}
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/**
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* Initializes the Plugin Task and registers the Task hooks.
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*
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* @since 1.5.0
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*/
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private function initialize_task() {
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$this->a_obj_task = new Footnotes_Task();
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$this->a_obj_task->register_hooks();
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}
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/**
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* Registers and enqueues scripts and stylesheets to the public pages.
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*
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* @since 1.5.0
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*
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* @since 2.0.0 Update: Tooltips: fix disabling bug by loading jQuery UI library, thanks to @rajinderverma @ericcorbett2 @honlapdavid @mmallett bug reports, thanks to @vonpiernik code contribution.
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* @since 2.0.3 add versioning of public.css for cache busting
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* @since 2.0.4 add jQuery UI from WordPress
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* @since 2.1.4 automate passing version number for cache busting
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* @since 2.1.4 optionally enqueue an extra stylesheet
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*/
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public function register_public() {
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/**
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* Enqueues external scripts.
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*
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* - Bugfix: Libraries: optimize processes by loading external and internal scripts only if needed, thanks to @docteurfitness issue report.
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*
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* @since 2.5.5
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* @reporter @docteurfitness
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* @link https://wordpress.org/support/topic/simply-speed-optimisation/
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*
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* The condition about tooltips was missing, only the not-alternative-tooltips part was present.
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*/
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// Set conditions re-used for stylesheet enqueuing and in class/task.php.
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self::$a_bool_amp_enabled = Footnotes_Convert::to_bool( Footnotes_Settings::instance()->get( Footnotes_Settings::C_STR_FOOTNOTES_AMP_COMPATIBILITY_ENABLE ) );
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self::$a_bool_tooltips_enabled = Footnotes_Convert::to_bool( Footnotes_Settings::instance()->get( Footnotes_Settings::C_STR_FOOTNOTES_MOUSE_OVER_BOX_ENABLED ) );
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self::$a_bool_alternative_tooltips_enabled = Footnotes_Convert::to_bool( Footnotes_Settings::instance()->get( Footnotes_Settings::C_STR_FOOTNOTES_MOUSE_OVER_BOX_ALTERNATIVE ) );
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self::$a_str_script_mode = Footnotes_Settings::instance()->get( Footnotes_Settings::C_STR_FOOTNOTES_REFERENCE_CONTAINER_SCRIPT_MODE );
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/**
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* Enqueues the jQuery library registered by WordPress.
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*
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* - Bugfix: Reference container: optional alternative expanding and collapsing without jQuery for use with hard links, thanks to @hopper87it @pkverma99 issue reports.
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*
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* @since 2.5.6
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*
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* @reporter @hopper87it
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* @link https://wordpress.org/support/topic/footnotes-wp-rocket/
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*
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* jQuery is also used for animated scrolling, so it was loaded by default.
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* The function wp_enqueue_script() avoids loading the same library multiple times.
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* After adding the alternative reference container, jQuery has become optional,
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* but still enabled by default.
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*/
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if ( ! self::$a_bool_amp_enabled ) {
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if ( 'jquery' === self::$a_str_script_mode || ( self::$a_bool_tooltips_enabled && ! self::$a_bool_alternative_tooltips_enabled ) ) {
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wp_enqueue_script( 'jquery' );
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}
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if ( self::$a_bool_tooltips_enabled && ! self::$a_bool_alternative_tooltips_enabled ) {
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/**
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* Enqueues the jQuery Tools library shipped with the plugin.
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*
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* Redacted jQuery.browser, completed minification;
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* see full header in js/jquery.tools.js.
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*
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* Add versioning.
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*
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* @since 2.1.2
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*
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* No '-js' in the handle, is appended automatically.
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*
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* Deferring to the footer breaks jQuery tooltip display.
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*/
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wp_enqueue_script(
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'mci-footnotes-jquery-tools',
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plugins_url( 'footnotes/js/jquery.tools.min.js' ),
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array(),
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'1.2.7.redacted.2',
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false
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);
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/**
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* Enqueues some jQuery UI libraries registered by WordPress.
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*
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* - Update: Tooltips: fix disabling bug by loading jQuery UI library, thanks to @rajinderverma @ericcorbett2 @honlapdavid @mmallett bug reports, thanks to @vonpiernik code contribution.
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*
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* @since 2.0.0
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*
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* @reporter @rajinderverma
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* @link https://wordpress.org/support/topic/tooltip-hover-not-showing/
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*
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* @reporter @ericcorbett2
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* @link https://wordpress.org/support/topic/tooltip-hover-not-showing/#post-13324142
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*
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* @reporter @honlapdavid
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* @link https://wordpress.org/support/topic/tooltip-hover-not-showing/#post-13355421
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*
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* @reporter @mmallett
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* @link https://wordpress.org/support/topic/tooltip-hover-not-showing/#post-13445437
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*
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* Fetch jQuery UI from cdnjs.cloudflare.com.
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* @since 2.0.0
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* @contributor @vonpiernik
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* @link https://wordpress.org/support/topic/tooltip-hover-not-showing/#post-13456762
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*
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* jQueryUI re-enables the tooltip infobox disabled when WPv5.5 was released. * @since 2.1.2
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*
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* - Update: Libraries: Load jQuery UI from WordPress, thanks to @check2020de issue report.
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*
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* @since 2.0.4
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* @reporter @check2020de
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* @link https://wordpress.org/support/topic/gdpr-issue-with-jquery/
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* @link https://wordpress.stackexchange.com/questions/273986/correct-way-to-enqueue-jquery-ui
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*
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* If alternative tooltips are enabled, these libraries are not needed.
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*/
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wp_enqueue_script( 'jquery-ui-core' );
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wp_enqueue_script( 'jquery-ui-widget' );
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wp_enqueue_script( 'jquery-ui-position' );
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wp_enqueue_script( 'jquery-ui-tooltip' );
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}
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}
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/**
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* Enables enqueuing a new-scheme stylesheet.
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*
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* @since 2.5.5
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*
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* Enables enqueuing the formatted individual stylesheets if false.
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* WARNING: This facility is designed for development and must NOT be used in production.
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*
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* The Boolean may be set at the bottom of the plugin’s main PHP file.
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* @see footnotes.php
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*/
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if ( PRODUCTION_ENV ) {
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/**
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* Enqueues a minified united external stylesheet in production.
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*
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* - Update: Stylesheets: increase speed and energy efficiency by tailoring stylesheets to the needs of the instance, thanks to @docteurfitness design contribution.
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* - Bugfix: Stylesheets: minify to shrink the carbon footprint, increase speed and implement best practice, thanks to @docteurfitness issue report.
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*
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* @since 2.5.5
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*
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* @contributor @docteurfitness
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* @link https://wordpress.org/support/topic/simply-speed-optimisation/
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*
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* @reporter @docteurfitness
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* @link https://wordpress.org/support/topic/simply-speed-optimisation/
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*
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* The dashboard stylesheet is minified as-is.
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* @see class/dashboard/layout.php
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*
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* @since 2.0.3 add versioning of public.css for cache busting.
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* Plugin version number is needed for busting browser caches after each plugin update.
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*
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* @since 2.1.4 automate passing version number for cache busting.
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* The constant C_STR_FOOTNOTES_VERSION is defined at start of footnotes.php.
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*
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* The media scope argument 'all' is the default.
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* No need to use '-css' in the handle, as this is appended automatically.
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*/
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// Set tooltip mode for use in stylesheet name.
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if ( self::$a_bool_tooltips_enabled ) {
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if ( self::$a_bool_amp_enabled ) {
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$l_str_tooltip_mode_short = 'ampt';
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$l_str_tooltip_mode_long = 'amp-tooltips';
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} elseif ( self::$a_bool_alternative_tooltips_enabled ) {
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$l_str_tooltip_mode_short = 'altt';
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$l_str_tooltip_mode_long = 'alternative-tooltips';
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} else {
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$l_str_tooltip_mode_short = 'jqtt';
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$l_str_tooltip_mode_long = 'jquery-tooltips';
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}
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} else {
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$l_str_tooltip_mode_short = 'nott';
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$l_str_tooltip_mode_long = 'no-tooltips';
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}
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// Set basic responsive page layout mode for use in stylesheet name.
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$l_str_page_layout_option = Footnotes_Settings::instance()->get( Footnotes_Settings::C_STR_FOOTNOTES_PAGE_LAYOUT_SUPPORT );
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switch ( $l_str_page_layout_option ) {
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case 'reference-container':
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$l_str_layout_mode = '1';
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break;
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case 'entry-content':
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$l_str_layout_mode = '2';
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break;
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case 'main-content':
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$l_str_layout_mode = '3';
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break;
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case 'none':
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default:
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$l_str_layout_mode = '0';
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break;
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}
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// Enqueue the tailored united minified stylesheet.
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wp_enqueue_style(
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'mci-footnotes-' . $l_str_tooltip_mode_long . '-pagelayout-' . $l_str_page_layout_option,
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plugins_url(
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Footnotes_Config::C_STR_PLUGIN_NAME . '/css/footnotes-' . $l_str_tooltip_mode_short . 'brpl' . $l_str_layout_mode . '.min.css'
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),
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array(),
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C_STR_FOOTNOTES_VERSION,
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'all'
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);
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} else {
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/**
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* Enqueues external stylesheets, ONLY in development now.
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*
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* @since 2.1.4 optionally enqueue an extra stylesheet.
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*
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* This optional layout fix is useful by lack of layout support.
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*/
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wp_enqueue_style(
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'mci-footnotes-common',
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plugins_url( Footnotes_Config::C_STR_PLUGIN_NAME . '/css/dev-common.css' ),
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array(),
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filemtime(
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plugin_dir_path(
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dirname( __FILE__, 1 )
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) . 'css/dev-common.css'
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)
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);
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wp_enqueue_style(
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'mci-footnotes-tooltips',
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plugins_url( Footnotes_Config::C_STR_PLUGIN_NAME . '/css/dev-tooltips.css' ),
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array(),
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filemtime(
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plugin_dir_path(
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dirname( __FILE__, 1 )
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) . 'css/dev-tooltips.css'
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)
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);
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if ( self::$a_bool_amp_enabled ) {
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wp_enqueue_style(
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'mci-footnotes-amp',
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plugins_url( Footnotes_Config::C_STR_PLUGIN_NAME . '/css/dev-amp-tooltips.css' ),
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array(),
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filemtime(
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plugin_dir_path(
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dirname( __FILE__, 1 )
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) . 'css/dev-amp-tooltips.css'
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)
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);
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}
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if ( self::$a_bool_alternative_tooltips_enabled ) {
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wp_enqueue_style(
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'mci-footnotes-alternative',
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plugins_url( Footnotes_Config::C_STR_PLUGIN_NAME . '/css/dev-tooltips-alternative.css' ),
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array(),
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filemtime(
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plugin_dir_path(
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dirname( __FILE__, 1 )
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) . 'css/dev-tooltips-alternative.css'
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)
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);
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}
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$l_str_page_layout_option = Footnotes_Settings::instance()->get( Footnotes_Settings::C_STR_FOOTNOTES_PAGE_LAYOUT_SUPPORT );
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if ( 'none' !== $l_str_page_layout_option ) {
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wp_enqueue_style(
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'mci-footnotes-layout-' . $l_str_page_layout_option,
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plugins_url(
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Footnotes_Config::C_STR_PLUGIN_NAME . '/css/dev-layout-' . $l_str_page_layout_option . '.css'
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),
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array(),
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filemtime(
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plugin_dir_path(
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dirname( __FILE__, 1 )
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) . 'css/dev-layout-' . $l_str_page_layout_option . '.css'
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),
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'all'
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);
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}
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}
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}
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}
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