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Diffstat (limited to 'danixland-author-signature.php')
| -rw-r--r-- | danixland-author-signature.php | 123 |
1 files changed, 123 insertions, 0 deletions
diff --git a/danixland-author-signature.php b/danixland-author-signature.php new file mode 100644 index 0000000..e3ca3a9 --- /dev/null +++ b/danixland-author-signature.php @@ -0,0 +1,123 @@ +<?php + +defined( 'ABSPATH' ) or die( 'No script kiddies please!' ); + +/* +Plugin Name: danixland author signature +Description: Enqueue a signature on your posts and pages. +Plugin URI: http://danixland.net/?p=3694 +Version: 1.1 +Author: Danilo 'danix' Macrì +Author URI: http://danixland.net +License: GPL2 +License URI: https://www.gnu.org/licenses/gpl-2.0.html +Text Domain: dnxasi + +*/ + +/** + * Add plugin i18n domain: dnxasi + * @since 0.3 + */ +load_plugin_textdomain('dnxasi', false, dirname( plugin_basename( __FILE__ ) ) . '/languages/'); + +/** + * Let's load our helper file ( utility functions ) + * @since 1.1 + */ +require( dirname( __FILE__ ) . '/inc/dnxasi_helper.php' ); + +if ( is_admin()) { + require_once( dirname(__FILE__) . '/inc/dnxasi-settings.php' ); +} + +// enqueue our js for the modal uploader +function dnxasi_enqueue_scripts($hook) { + wp_register_script( 'dnxasi_uploader_modal', plugins_url('/js/dnxasi_uploader_modal.js', __FILE__) ); + $translation = array( + 'frameTitle' => __('Select your signature', 'dnxasi'), + 'buttonText' => __('Use Image', 'dnxasi'), + 'placeholder' => plugins_url('/img/placeholder.png', __FILE__) + ); + if ( current_user_can( 'publish_posts' ) ) { + if ( 'profile.php' != $hook ) { + return; + } + wp_enqueue_media(); + wp_localize_script( 'dnxasi_uploader_modal', 'data', $translation ); + wp_enqueue_script( 'dnxasi_uploader_modal', false , array('jquery'), '0.1' ); + } +} +add_action('admin_enqueue_scripts', 'dnxasi_enqueue_scripts'); + +/** + * Adds additional user fields + * more info: http://justintadlock.com/archives/2009/09/10/adding-and-using-custom-user-profile-fields + */ +function dnxasi_add_signature( $user ) { + if ( ! current_user_can('publish_posts') ) + return false; + + $imagesrc = get_the_author_meta( 'dnxasi_meta_signature', $user->ID ); + $imagesrc = ( ! empty($imagesrc) ) ? $imagesrc : plugins_url('/img/placeholder.png', __FILE__); +?> + + <h2><?php _e( 'Profile signature', 'dnxasi' ); ?></h2> + + <p><?php _e('if you don\'t select a signature image nothing will be displayed in the content of your posts or pages.', 'dnxasi'); ?></p> + + <table class="form-table"> + + <tr> + <th><label for="dnxasi_meta_signature"><?php _e( 'add your signature image', 'dnxasi' ); ?></label></th> + <td> + <img id="dnxasi_signature_preview" src="<?php echo esc_url( $imagesrc ); ?>" style="width:450px"><br /> + <!-- Outputs the text field and displays the URL of the image retrieved by the media uploader --> + <input type="text" name="dnxasi_meta_signature" id="dnxasi_meta_signature" value="<?php echo esc_url_raw( get_the_author_meta( 'dnxasi_meta_signature', $user->ID ) ); ?>" class="regular-text" readonly="readonly"> + <!-- Outputs the save button --> + <input type='button' class="button-secondary" value="<?php _e( 'Select Signature', 'dnxasi' ); ?>" id="dnxasi_uploadimage"> + <!-- Outputs the reset button --> + <input type='button' class="button-secondary" value="<?php _e( 'Remove Signature', 'dnxasi' ); ?>" id="dnxasi_deleteimage"><br> + <span class="description"><?php _e( 'Select and preview your signature image.', 'dnxasi' ); ?></span> + </td> + </tr> + + </table><!-- end form-table --> +<?php } // dnxasi_add_signature +add_action( 'show_user_profile', 'dnxasi_add_signature' ); +add_action( 'edit_user_profile', 'dnxasi_add_signature' ); + +/** +* Saves additional user fields to the database +*/ +function dnxasi_save_signature( $user_id ) { + + // only saves if the current user can edit user profiles + if ( ! current_user_can( 'edit_user', $user_id ) ) + return false; + + update_usermeta( $user_id, 'dnxasi_meta_signature', $_POST['dnxasi_meta_signature'] ); +} + +add_action( 'personal_options_update', 'dnxasi_save_signature' ); +add_action( 'edit_user_profile_update', 'dnxasi_save_signature' ); + +/** +* Display the signature image only for authors who set it in the admin panel +* and only in single view. +*/ +function dnxasi_display_content($content) { + global $page; + $options = get_option('dnxasi_settings'); + $signature = get_the_author_meta('dnxasi_meta_signature'); + $alignment = ( ! empty($options['dnxasi_signature_position']) ) ? $options['dnxasi_signature_position'] : 'right'; + $signature_size = ( ! empty($options['dnxasi_signature_size']) ) ? $options['dnxasi_signature_size'] : '300'; + if ( is_single() && is_main_query() && ( '' != $signature ) ) { + if ( ! dnxasi_is_post_paginated() || ( $page === dnxasi_post_last_page() ) ) { + $new_content = '<figure class="dnxasi_signature"><img class="dnxasi_signature_image align' . $alignment . '" src="' . $signature . '" width="' . $signature_size . '" alt="' . get_the_author_meta('display_name') . '"></figure>'; + $content .= $new_content; + } + } + return $content; +} +add_filter( 'the_content', 'dnxasi_display_content' ); |