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<?php |
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/** |
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* Plugin Name: Hide/Remove Metadata |
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* Description: Hide/Remove Metadata is a free, simple yet extremely handy WordPress plugin that helps you hide author and published date either by CSS or PHP from your website effortlessly. |
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* Plugin URI: http://catchplugins.com/plugins/hide-metadata |
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* Author: Catch Plugins |
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* Author URI: http://catchplugins.com/ |
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* Version: 2.0 |
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* License: GPL2 |
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* Text Domain: hide-metadata |
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* Domain Path: /languages |
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*/ |
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|
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/* |
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Copyright (C) Year Author Email |
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|
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This program is free software; you can redistribute it and/or modify |
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it under the terms of the GNU General Public License, version 2, as |
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published by the Free Software Foundation. |
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|
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This program is distributed in the hope that it will be useful, |
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but WITHOUT ANY WARRANTY; without even the implied warranty of |
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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GNU General Public License for more details. |
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|
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You should have received a copy of the GNU General Public License |
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along with this program; if not, write to the Free Software |
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Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA |
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*/ |
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|
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if (! defined('ABSPATH')) { |
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exit; // Exit if accessed directly |
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} |
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|
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// Define Version |
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if ( ! defined( 'HIDE_METADATA_VERSION' ) ) { |
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define( 'HIDE_METADATA_VERSION', '2.0' ); |
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} |
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|
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if ( ! defined( 'HIDE_METADATA_BASENAME' ) ) { |
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define('HIDE_METADATA_BASENAME', plugin_basename(__FILE__)); |
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} |
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|
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class Hide_Metadata |
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{ |
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private $plugin_name; |
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private $version; |
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private $options; |
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|
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function __construct() |
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{ |
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$this->plugin_name = 'hide-metadata'; |
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$this->version = HIDE_METADATA_VERSION; |
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$this->options = hide_metadata_get_options(); |
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|
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add_filter('body_class', array($this, 'hide_metadata_body_class')); |
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add_action('admin_init', array($this, 'register_settings')); |
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add_action('admin_menu', array($this, 'add_plugin_settings_menu')); |
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add_action('admin_enqueue_scripts', array($this, 'enqueue_styles')); |
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add_action('wp_enqueue_scripts', array($this, 'plugin_styles')); |
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add_action('admin_enqueue_scripts', array($this, 'enqueue_scripts')); |
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|
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add_filter('plugin_row_meta', array($this, 'add_plugin_meta_links'), 10, 2); |
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|
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add_filter('plugin_action_links', array($this, 'action_links'), 10, 2); |
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|
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if ('php' === $this->options['hide_by']) { |
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add_action('loop_start', array($this, 'remove_php')); |
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add_action('init', array($this, 'remove_php')); |
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} |
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} |
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|
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|
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/** |
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* Register the stylesheets for the admin area. |
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* |
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* @since 1.0.0 |
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*/ |
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function enqueue_styles() |
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{ |
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if (isset($_GET['page']) && 'hide-metadata' === $_GET['page']) { |
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wp_enqueue_style($this->plugin_name . '-display-dashboard', plugin_dir_url(__FILE__) . 'css/admin-dashboard.css', array(), $this->version, 'all'); |
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} |
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} |
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|
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|
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function plugin_styles() |
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{ |
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wp_enqueue_style($this->plugin_name . '-style', plugin_dir_url(__FILE__) . 'css/style.css', array(), $this->version, 'all'); |
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} |
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|
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|
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/** |
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* Register the scripts for the admin area. |
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* |
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* @since 1.0.0 |
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*/ |
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function enqueue_scripts() |
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{ |
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if (isset($_GET['page']) && 'hide-metadata' === $_GET['page']) { |
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wp_enqueue_script($this->plugin_name, plugin_dir_url(__FILE__) . 'js/hide-metadata-admin.js', array('jquery', 'matchHeight', 'jquery-ui-tooltip'), $this->version, false); |
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|
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wp_enqueue_script('matchHeight', plugin_dir_url(__FILE__) . 'js/jquery-matchHeight.min.js', array('jquery'), $this->version, false); |
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} |
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} |
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|
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/** |
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* Hide/Remove MetaData: action_links |
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* Hide/Remove MetaData Settings Link function callback |
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* |
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* @param arrray $links Link url. |
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* |
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* @param arrray $file File name. |
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*/ |
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function action_links($links, $file) |
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{ |
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if ($file === $this->plugin_name . '/' . $this->plugin_name . '.php') { |
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$settings_link = '<a href="' . esc_url(admin_url('admin.php?page=hide-metadata')) . '">' . esc_html__('Settings', 'hide-metadata') . '</a>'; |
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|
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array_unshift($links, $settings_link); |
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} |
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return $links; |
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} |
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|
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/** |
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* Add settings menu |
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*/ |
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function add_plugin_settings_menu() |
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{ |
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// Add menu under tools |
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add_submenu_page( |
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'tools.php', |
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esc_html__('Hide/Remove Metadata', 'hide-metadata'), |
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esc_html__('Hide/Remove Metadata', 'hide-metadata'), |
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'manage_options', |
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'hide-metadata', |
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array($this, 'settings_page') |
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); |
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} |
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|
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/** |
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* Hide/Remove MetaData: settings_page |
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* Hide/Remove MetaData Setting function |
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*/ |
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function settings_page() |
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{ |
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if (! current_user_can('manage_options')) { |
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wp_die(esc_html__('You do not have sufficient permissions to access this page.', 'hide-metadata')); |
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} |
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|
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require plugin_dir_path(__FILE__) . 'partials/admin-display.php'; |
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} |
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|
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function register_settings() |
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{ |
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register_setting( |
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'hide-metadata-group', |
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'hide_metadata_options', |
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array($this, 'sanitize_callback') |
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); |
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} |
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|
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public function sanitize_callback($input) |
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{ |
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|
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if (isset($input['reset']) && $input['reset']) { |
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// If reset, restore defaults |
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return hide_metadata_default_options(); |
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} |
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$message = null; |
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$type = null; |
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|
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// Verify the nonce before proceeding. |
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if ((defined('DOING_AUTOSAVE') && DOING_AUTOSAVE) |
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|| (! isset($_POST['hide_metadata_nonce']) |
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|| ! wp_verify_nonce(sanitize_text_field(wp_unslash($_POST['hide_metadata_nonce'])), HIDE_METADATA_BASENAME)) |
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|| (! check_admin_referer(HIDE_METADATA_BASENAME, 'hide_metadata_nonce')) |
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) { |
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|
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return esc_html__('Invalid Nonce', 'hide-metadata'); |
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} else { |
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if (null !== $input) { |
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|
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$input['hide_by'] = sanitize_key($input['hide_by']); |
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$input['hide_author'] = (isset($input['hide_author']) && '1' === $input['hide_author']) ? '1' : '0'; |
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$input['hide_date'] = (isset($input['hide_date']) && '1' === $input['hide_date']) ? '1' : '0'; |
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} |
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return $input; |
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} |
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} |
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|
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|
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// Removal using css |
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|
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public function hide_metadata_body_class($classes) |
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{ |
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|
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$options = hide_metadata_get_options(); |
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|
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if ('1' === $options['hide_author'] && 'css' === $options['hide_by']) { |
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$classes[] = 'hide-meta-author'; |
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} |
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if ('1' === $options['hide_date'] && 'css' === $options['hide_by']) { |
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$classes[] = 'hide-meta-date'; |
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} |
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if ('1' === $options['hide_date'] && 'php' === $options['hide_by']) { |
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$classes[] = 'hide-meta-date-php'; |
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} |
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if ('1' === $options['hide_author'] && 'php' === $options['hide_by']) { |
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$classes[] = 'hide-meta-author-php'; |
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} |
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|
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return $classes; |
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} |
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|
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|
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|
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function remove_php() |
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{ |
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$options = hide_metadata_get_options(); |
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|
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if ('1' === $options['hide_author']) { |
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add_filter('the_author', '__return_false'); |
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add_filter('get_the_author', '__return_false'); |
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add_filter('author_link', '__return_false'); |
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} |
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|
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if ('1' === $options['hide_date']) { |
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add_filter('the_date', '__return_false'); |
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add_filter('the_time', '__return_false'); |
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add_filter('the_modified_date', '__return_false'); |
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add_filter('get_the_date', '__return_false'); |
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add_filter('get_the_title', '__return_false'); |
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add_filter('get_the_time', '__return_false'); |
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add_filter('get_the_modified_date', '__return_false'); |
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} |
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} |
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|
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|
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function add_plugin_meta_links($meta_fields, $file) |
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{ |
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|
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if (plugin_basename(__FILE__) === $file) { |
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|
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$meta_fields[] = "<a href='https://catchplugins.com/support-forum/forum/hide-metadata/' target='_blank'>Support Forum</a>"; |
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$meta_fields[] = "<a href='https://wordpress.org/support/plugin/hide-metadata/reviews#new-post' target='_blank' title='Rate'> |
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<i class='ct-rate-stars'>" |
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. "<svg xmlns='http://www.w3.org/2000/svg' width='15' height='15' viewBox='0 0 24 24' fill='none' stroke='currentColor' stroke-width='2' stroke-linecap='round' stroke-linejoin='round' class='feather feather-star'><polygon points='12 2 15.09 8.26 22 9.27 17 14.14 18.18 21.02 12 17.77 5.82 21.02 7 14.14 2 9.27 8.91 8.26 12 2'/></svg>" |
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. "<svg xmlns='http://www.w3.org/2000/svg' width='15' height='15' viewBox='0 0 24 24' fill='none' stroke='currentColor' stroke-width='2' stroke-linecap='round' stroke-linejoin='round' class='feather feather-star'><polygon points='12 2 15.09 8.26 22 9.27 17 14.14 18.18 21.02 12 17.77 5.82 21.02 7 14.14 2 9.27 8.91 8.26 12 2'/></svg>" |
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. "<svg xmlns='http://www.w3.org/2000/svg' width='15' height='15' viewBox='0 0 24 24' fill='none' stroke='currentColor' stroke-width='2' stroke-linecap='round' stroke-linejoin='round' class='feather feather-star'><polygon points='12 2 15.09 8.26 22 9.27 17 14.14 18.18 21.02 12 17.77 5.82 21.02 7 14.14 2 9.27 8.91 8.26 12 2'/></svg>" |
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. "<svg xmlns='http://www.w3.org/2000/svg' width='15' height='15' viewBox='0 0 24 24' fill='none' stroke='currentColor' stroke-width='2' stroke-linecap='round' stroke-linejoin='round' class='feather feather-star'><polygon points='12 2 15.09 8.26 22 9.27 17 14.14 18.18 21.02 12 17.77 5.82 21.02 7 14.14 2 9.27 8.91 8.26 12 2'/></svg>" |
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. "<svg xmlns='http://www.w3.org/2000/svg' width='15' height='15' viewBox='0 0 24 24' fill='none' stroke='currentColor' stroke-width='2' stroke-linecap='round' stroke-linejoin='round' class='feather feather-star'><polygon points='12 2 15.09 8.26 22 9.27 17 14.14 18.18 21.02 12 17.77 5.82 21.02 7 14.14 2 9.27 8.91 8.26 12 2'/></svg>" |
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. '</i></a>'; |
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|
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$stars_color = '#ffb900'; |
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|
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echo '<style>' |
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. '.ct-rate-stars{display:inline-block;color:' . esc_html($stars_color) . ';position:relative;top:3px;}' |
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. '.ct-rate-stars svg{fill:' . esc_html($stars_color) . ';}' |
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. '.ct-rate-stars svg:hover{fill:' . esc_html($stars_color) . '}' |
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. '.ct-rate-stars svg:hover ~ svg{fill:none;}' |
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. '</style>'; |
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} |
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|
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return $meta_fields; |
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} |
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} |
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|
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new Hide_Metadata(); |
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|
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|
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function hide_metadata_default_options($option = null) |
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{ |
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$default_options = array( |
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'hide_by' => 'css', |
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'hide_author' => '0', |
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'hide_date' => '0', |
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); |
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|
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if (null === $option) { |
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return apply_filters('hide_metadata_options', $default_options); |
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} else { |
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return $default_options[$option]; |
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} |
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} |
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|
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function hide_metadata_get_options() |
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{ |
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$defaults = hide_metadata_default_options(); |
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$options = get_option('hide_metadata_options', $defaults); |
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|
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return wp_parse_args($options, $defaults); |
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} |
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|
