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<?php |
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if ( ! defined( 'ABSPATH' ) ) exit; // Exit if accessed directly |
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|
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function mbt_goodreads_init() { |
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add_action('mbt_integrate_settings_render', 'mbt_goodreads_settings_render', 9); |
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add_action('mbt_settings_save', 'mbt_goodreads_settings_save'); |
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add_action('wp_ajax_mbt_goodreads_developer_key_refresh', 'mbt_goodreads_developer_key_refresh_ajax'); |
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add_filter('mbt_reviews_types', 'mbt_add_goodreads_reviews_type'); |
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} |
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add_action('mbt_init', 'mbt_goodreads_init'); |
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|
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function mbt_add_goodreads_reviews_type($reviews) { |
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$dev_key = mbt_get_setting('goodreads_developer_key'); |
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$disabled = empty($dev_key) ? '<a href="'.admin_url('admin.php?page=mbt_settings&mbt_current_tab=5').'">'.__('You must input your GoodReads Developer Key', 'mybooktable').'</a>' : ''; |
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$reviews['goodreads'] = array( |
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'name' => 'GoodReads Reviews', |
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'callback' => 'mbt_get_goodreads_reviews', |
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'book-check' => 'mbt_check_book_goodreads_reviews', |
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'disabled' => $disabled, |
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); |
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return $reviews; |
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} |
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|
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function mbt_goodreads_settings_save() { |
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if(!isset($_REQUEST['mbt_goodreads_nonce']) || !wp_verify_nonce(sanitize_key($_REQUEST['mbt_goodreads_nonce']), 'mbt_goodreads_nonce')) { return; } |
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if(isset($_REQUEST['mbt_goodreads_developer_key'])) { |
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mbt_update_setting('goodreads_developer_key',sanitize_text_field(wp_unslash($_REQUEST['mbt_goodreads_developer_key']))); |
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} |
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} |
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|
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if(!function_exists('mbt_goodreads_developer_key_refresh_ajax')) { |
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function mbt_goodreads_developer_key_refresh_ajax() { |
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if(!isset($_REQUEST['mbt_nonce']) || !wp_verify_nonce(sanitize_key($_REQUEST['mbt_nonce']), 'mbt-ajax-nonce')) { die(); } |
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if(!current_user_can('manage_options')) { die(); } |
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if(isset($_REQUEST['data'])){ |
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mbt_update_setting('goodreads_developer_key', sanitize_text_field(wp_unslash($_REQUEST['data']))); |
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} |
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echo(wp_kses_post(mbt_goodreads_developer_key_feedback())); |
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die(); |
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} |
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} |
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|
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if(!function_exists('mbt_goodreads_developer_key_feedback')) { |
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function mbt_goodreads_developer_key_feedback() { |
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$output = ''; |
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$goodreads_developer_key = mbt_get_setting("goodreads_developer_key"); |
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if(!empty($goodreads_developer_key)) { |
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$raw_response = wp_remote_get('https://www.goodreads.com/book/isbn?format=json&isbn=9780618640157&key='.$goodreads_developer_key); |
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if(!is_wp_error($raw_response) and 200 == wp_remote_retrieve_response_code($raw_response)) { $response = json_decode(wp_remote_retrieve_body($raw_response)); } |
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if(!empty($response->reviews_widget)) { |
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$output .= '<span class="mbt_admin_message_success">'.__('Valid Developer Key', 'mybooktable').'</span>'; |
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} else { |
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$output .= '<span class="mbt_admin_message_failure">'.__('Invalid Developer Key', 'mybooktable').'</span>'; |
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} |
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} |
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return $output; |
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} |
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} |
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|
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function mbt_goodreads_settings_render() { |
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$mbt_goodreads_nonce = wp_nonce_field('mbt_goodreads_nonce', 'mbt_goodreads_nonce'); |
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?> |
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<table class="form-table"> |
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<tbody> |
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<tr> |
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<th><label for="mbt_goodreads_developer_key"><?php esc_attr_e('GoodReads', 'mybooktable'); ?></label></th> |
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<td> |
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<?php echo wp_kses_post($mbt_goodreads_nonce);?> |
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<div class="mbt_feedback_above mbt_feedback"></div> |
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<label for="mbt_goodreads_developer_key" class="mbt-integrate-label">Developer Key:</label> |
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<input type="text" id="mbt_goodreads_developer_key" name="mbt_goodreads_developer_key" value="<?php echo(esc_attr(mbt_get_setting('goodreads_developer_key'))); ?>" class="regular-text"> |
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<div class="mbt_feedback_refresh mbt_feedback_refresh_initial" data-refresh-action="mbt_goodreads_developer_key_refresh" data-refresh-nonce="<?php echo(esc_attr(wp_create_nonce('mbt-ajax-nonce'))); ?>" data-element="mbt_goodreads_developer_key"></div> |
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|
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<p class="description"><?php |
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/* translators: %s: link to tutorial */ |
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echo sprintf(esc_html__('Insert your GoodReads Developer Key to %s on your book pages.', 'mybooktable'), |
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'<a href="'.esc_url(admin_url('admin.php?page=mbt_settings&mbt_current_tab=3')).'" target="_blank">enable GoodReads reviews</a>'); ?> |
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<p><a href="https://www.authormedia.com/how-to-add-goodreads-book-reviews-to-mybooktable/" target="_blank"> <?php esc_attr_e('Learn how to get a GoodReads Developer Key', 'mybooktable'); ?></a></p> |
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</p> |
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</td> |
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</tr> |
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</tbody> |
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</table> |
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<?php |
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} |
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|
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function mbt_get_goodreads_reviews($post_id = 0) { |
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if(empty($post_id)) { global $post; $post_id = $post->ID; } |
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global $wp_version; |
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|
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$output = ''; |
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$key = mbt_get_setting('goodreads_developer_key'); |
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$isbn = get_post_meta($post_id, 'mbt_unique_id_isbn', true); |
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if(!empty($key) and !empty($isbn)) { |
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$query = apply_filters('mbt_goodreads_reviews_query', 'https://www.goodreads.com/book/isbn?format=json&isbn='.$isbn.'&key='.$key); |
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$raw_response = wp_remote_get($query, array('timeout' => 3, 'user-agent' => 'WordPress/'.$wp_version.'; '.get_bloginfo('url'))); |
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if(!is_wp_error($raw_response) and 200 == wp_remote_retrieve_response_code($raw_response)) { |
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$response = json_decode(wp_remote_retrieve_body($raw_response)); |
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$output = empty($response->reviews_widget) ? '' : $response->reviews_widget; |
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$output = preg_replace("/<style>.*<\/style>/s", "", $output); |
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$output = preg_replace("/http:\/\//s", "//", $output); |
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} |
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} |
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return $output; |
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} |
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|
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function mbt_check_book_goodreads_reviews($book_id) { |
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$isbn = get_post_meta($book_id, 'mbt_unique_id_isbn', true); |
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if(empty($isbn)) { |
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return '<span class="mbt_admin_message_failure">'.__('No ISBN entered.', 'mybooktable').'</span>'; |
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} else { |
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$matches = array(); |
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preg_match("/^([0-9][0-9\-]{8,}[0-9Xx])$/", $isbn, $matches); |
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if(!empty($matches[1])) { |
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$filtered_isbn = preg_replace("/[^0-9Xx]/", "", $isbn); |
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return '<span class="mbt_admin_message_success">'.__('Valid ISBN', 'mybooktable').' <a href="https://www.isbnsearch.org/isbn/'.$filtered_isbn.'" target="_blank">'.__('(verify book)', 'mybooktable').'</a></span>'; |
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} else { |
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return '<span class="mbt_admin_message_failure">'.__('Invalid ISBN', 'mybooktable').'</span>'; |
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} |
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} |
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} |
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|
