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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: 1.2.8 |
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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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define( 'HIDE_METADATA_VERSION', '1.2.8' ); |
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define( 'HIDE_METADATA_BASENAME', plugin_basename( __FILE__ ) ); |
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|
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class Hide_Metadata { |
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private $plugin_name; |
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private $version; |
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private $options; |
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|
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function __construct() { |
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$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_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( '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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add_action( 'wp_head', array( $this, 'css_filter_option' ) ); |
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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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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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* 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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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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/** |
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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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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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// 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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if ( ! current_user_can( 'manage_options' ) ) { |
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wp_die( esc_html__( 'You do not have sufficient permissions to access this page.' ) ); |
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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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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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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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return esc_html__( 'Invalid Nonce', 'hide-metadata' ); |
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|
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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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} |
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return $input; |
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} |
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} |
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|
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function hide_by_css() { |
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|
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$css = ''; |
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$options = hide_metadata_get_options(); |
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// Hide author CSS |
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if ( '1' === $options['hide_author'] && 'css' === $options['hide_by'] ) { |
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$css .= ".entry-meta .byline, |
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.entry-meta .by-author, |
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.entry-header .entry-meta > span.byline, |
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.entry-meta .author.vcard { |
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display: none; |
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}\n"; |
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} |
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|
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// Hide date CSS |
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if ( '1' === $options['hide_date'] && 'css' === $options['hide_by'] ) { |
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$css .= ".entry-meta .posted-on, |
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.entry-header .entry-meta > span.posted-on { |
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display: none; |
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}\n"; |
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} |
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|
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// Hide author |
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if ( '1' === $options['hide_author'] && 'php' === $options['hide_by'] ) { |
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$css .= ".entry-meta .byline:before, |
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.entry-header .entry-meta span.byline:before, |
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.entry-meta .byline:after, |
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.entry-header .entry-meta span.byline:after, |
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.single .byline, .group-blog .byline, |
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.entry-meta .byline, |
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.entry-header .entry-meta > span.byline, |
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.entry-meta .author.vcard { |
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content: ''; |
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display: none; |
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margin: 0; |
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}\n"; |
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} |
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|
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// Hide date |
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if ( '1' === $options['hide_date'] && 'php' === $options['hide_by'] ) { |
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$css .= ".entry-meta .posted-on:before, |
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.entry-header .entry-meta > span.posted-on:before, |
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.entry-meta .posted-on:after, |
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.entry-header .entry-meta > span.posted-on:after, |
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.entry-meta .posted-on, |
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.entry-header .entry-meta > span.posted-on { |
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content: ''; |
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display: none; |
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margin: 0; |
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}\n"; |
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} |
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|
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return $css; |
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} |
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|
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// Removal using css |
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|
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function inline_style() { |
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$css = $this->hide_by_css(); |
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if ( ! empty( $css ) ) { |
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echo "<style>\n\n/* CSS added by Hide Metadata Plugin */\n\n" . wp_strip_all_tags( $css ) . "</style>\n"; |
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} |
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} |
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|
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function remove_php() { |
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$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' === $options['hide_date'] ) { |
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add_filter( 'the_date', '__return_false' ); |
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add_filter( 'the_time', '__return_false' ); |
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add_filter( 'the_modified_date', '__return_false' ); |
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add_filter( 'get_the_date', '__return_false' ); |
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add_filter( 'get_the_title', '__return_false' ); |
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add_filter( 'get_the_time', '__return_false' ); |
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add_filter( 'get_the_modified_date', '__return_false' ); |
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} |
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} |
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|
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function css_filter_option() { |
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$this->inline_style(); |
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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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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:' . $stars_color . ';position:relative;top:3px;}' |
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. '.ct-rate-stars svg{fill:' . $stars_color . ';}' |
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. '.ct-rate-stars svg:hover{fill:' . $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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|
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new Hide_Metadata(); |
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|
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|
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function hide_metadata_default_options( $option = null ) { |
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$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[ $option ]; |
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} |
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} |
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|
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function hide_metadata_get_options() { |
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$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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|
