functions.global.php
| 1 | <?php |
| 2 | /** |
| 3 | * This file is meant to be the home for any generic & reusable functions |
| 4 | * that can be accessed anywhere within Jetpack. |
| 5 | * |
| 6 | * This file is loaded whether or not Jetpack is active. |
| 7 | * |
| 8 | * Please namespace with jetpack_ |
| 9 | * Please write docblocks |
| 10 | */ |
| 11 | |
| 12 | /** |
| 13 | * Disable direct access. |
| 14 | */ |
| 15 | if ( ! defined( 'ABSPATH' ) ) { |
| 16 | exit; |
| 17 | } |
| 18 | |
| 19 | /** |
| 20 | * Set the admin language, based on user language. |
| 21 | * |
| 22 | * @since 4.5.0 |
| 23 | * |
| 24 | * @return string |
| 25 | * |
| 26 | * @todo Remove this function when WordPress 4.8 is released |
| 27 | * and replace `jetpack_get_user_locale()` in this file with `get_user_locale()`. |
| 28 | */ |
| 29 | function jetpack_get_user_locale() { |
| 30 | $locale = get_locale(); |
| 31 | |
| 32 | if ( function_exists( 'get_user_locale' ) ) { |
| 33 | $locale = get_user_locale(); |
| 34 | } |
| 35 | |
| 36 | return $locale; |
| 37 | } |
| 38 | |
| 39 | /** |
| 40 | * Determine if this site is an Atomic site or not looking first at the 'at_options' option. |
| 41 | * As a fallback, check for presence of wpcomsh plugin to determine if a current site has undergone AT. |
| 42 | * |
| 43 | * @since 4.8.1 |
| 44 | * |
| 45 | * @return bool |
| 46 | */ |
| 47 | function jetpack_is_atomic_site() { |
| 48 | $at_options = get_option( 'at_options', array() ); |
| 49 | return ! empty( $at_options ) || defined( 'WPCOMSH__PLUGIN_FILE' ); |
| 50 | } |
| 51 | |
| 52 | /** |
| 53 | * Register post type for migration. |
| 54 | * |
| 55 | * @since 5.2 |
| 56 | */ |
| 57 | function jetpack_register_migration_post_type() { |
| 58 | register_post_type( 'jetpack_migration', array( |
| 59 | 'supports' => array(), |
| 60 | 'taxonomies' => array(), |
| 61 | 'hierarchical' => false, |
| 62 | 'public' => false, |
| 63 | 'has_archive' => false, |
| 64 | 'can_export' => true, |
| 65 | ) ); |
| 66 | } |
| 67 | |
| 68 | /** |
| 69 | * Stores migration data in the database. |
| 70 | * |
| 71 | * @since 5.2 |
| 72 | * |
| 73 | * @param string $option_name |
| 74 | * @param bool $option_value |
| 75 | * |
| 76 | * @return int|WP_Error |
| 77 | */ |
| 78 | function jetpack_store_migration_data( $option_name, $option_value ) { |
| 79 | jetpack_register_migration_post_type(); |
| 80 | |
| 81 | $insert = array( |
| 82 | 'post_title' => $option_name, |
| 83 | 'post_content_filtered' => $option_value, |
| 84 | 'post_type' => 'jetpack_migration', |
| 85 | 'post_date' => date( 'Y-m-d H:i:s', time() ), |
| 86 | ); |
| 87 | |
| 88 | $post = get_page_by_title( $option_name, 'OBJECT', 'jetpack_migration' ); |
| 89 | |
| 90 | if ( null !== $post ) { |
| 91 | $insert['ID'] = $post->ID; |
| 92 | } |
| 93 | |
| 94 | return wp_insert_post( $insert, true ); |
| 95 | } |
| 96 | |
| 97 | /** |
| 98 | * Retrieves legacy image widget data. |
| 99 | * |
| 100 | * @since 5.2 |
| 101 | * |
| 102 | * @param string $option_name |
| 103 | * |
| 104 | * @return mixed|null |
| 105 | */ |
| 106 | function jetpack_get_migration_data( $option_name ) { |
| 107 | $post = get_page_by_title( $option_name, 'OBJECT', 'jetpack_migration' ); |
| 108 | |
| 109 | return null !== $post ? maybe_unserialize( $post->post_content_filtered ) : null; |
| 110 | } |
| 111 | |
| 112 | /** |
| 113 | * Prints a TOS blurb used throughout the connection prompts. |
| 114 | * |
| 115 | * @since 5.3 |
| 116 | * |
| 117 | * @return string |
| 118 | */ |
| 119 | function jetpack_render_tos_blurb() { |
| 120 | printf( |
| 121 | __( 'By clicking the <strong>Set up Jetpack</strong> button, you agree to our fascinating <a href="%s" target="_blank">Terms of Service</a> and to <a href="%s" target="_blank">share details</a> with WordPress.com', 'jetpack' ), |
| 122 | 'https://wordpress.com/tos', |
| 123 | 'https://jetpack.com/support/what-data-does-jetpack-sync' |
| 124 | ); |
| 125 | } |
| 126 | |
| 127 | /** |
| 128 | * Intervene upgrade process so Jetpack themes are downloaded with credentials. |
| 129 | * |
| 130 | * @since 5.3 |
| 131 | * |
| 132 | * @param bool $preempt Whether to preempt an HTTP request's return value. Default false. |
| 133 | * @param array $r HTTP request arguments. |
| 134 | * @param string $url The request URL. |
| 135 | * |
| 136 | * @return array|bool|WP_Error |
| 137 | */ |
| 138 | function jetpack_theme_update( $preempt, $r, $url ) { |
| 139 | if ( false !== stripos( $url, JETPACK__WPCOM_JSON_API_HOST . '/rest/v1/themes/download' ) ) { |
| 140 | $file = $r['filename']; |
| 141 | if ( ! $file ) { |
| 142 | return new WP_Error( 'problem_creating_theme_file', esc_html__( 'Problem creating file for theme download', 'jetpack' ) ); |
| 143 | } |
| 144 | $theme = pathinfo( parse_url( $url, PHP_URL_PATH ), PATHINFO_FILENAME ); |
| 145 | |
| 146 | // Remove filter to avoid endless loop since wpcom_json_api_request_as_blog uses this too. |
| 147 | remove_filter( 'pre_http_request', 'jetpack_theme_update' ); |
| 148 | $result = Jetpack_Client::wpcom_json_api_request_as_blog( |
| 149 | "themes/download/$theme.zip", '1.1', array( 'stream' => true, 'filename' => $file ) |
| 150 | ); |
| 151 | |
| 152 | if ( 200 !== wp_remote_retrieve_response_code( $result ) ) { |
| 153 | return new WP_Error( 'problem_fetching_theme', esc_html__( 'Problem downloading theme', 'jetpack' ) ); |
| 154 | } |
| 155 | return $result; |
| 156 | } |
| 157 | return $preempt; |
| 158 | } |
| 159 | |
| 160 | /** |
| 161 | * Add the filter when a upgrade is going to be downloaded. |
| 162 | * |
| 163 | * @since 5.3 |
| 164 | * |
| 165 | * @param bool $reply Whether to bail without returning the package. Default false. |
| 166 | * |
| 167 | * @return bool |
| 168 | */ |
| 169 | function jetpack_upgrader_pre_download( $reply ) { |
| 170 | add_filter( 'pre_http_request', 'jetpack_theme_update', 10, 3 ); |
| 171 | return $reply; |
| 172 | } |
| 173 | |
| 174 | add_filter( 'upgrader_pre_download', 'jetpack_upgrader_pre_download' ); |
| 175 | |
| 176 | |
| 177 | /** |
| 178 | * Wraps data in a way so that we can distinguish between objects and array and also prevent object recursion. |
| 179 | * |
| 180 | * @since 6.1.0 |
| 181 | * |
| 182 | * @param $any |
| 183 | * @param array $seen_nodes |
| 184 | * |
| 185 | * @return array |
| 186 | */ |
| 187 | function jetpack_json_wrap( &$any, $seen_nodes = array() ) { |
| 188 | if ( is_object( $any ) ) { |
| 189 | $input = get_object_vars( $any ); |
| 190 | $input['__o'] = 1; |
| 191 | } else { |
| 192 | $input = &$any; |
| 193 | } |
| 194 | |
| 195 | if ( is_array( $input ) ) { |
| 196 | $seen_nodes[] = &$any; |
| 197 | |
| 198 | $return = array(); |
| 199 | |
| 200 | foreach ( $input as $k => &$v ) { |
| 201 | if ( ( is_array( $v ) || is_object( $v ) ) ) { |
| 202 | if ( in_array( $v, $seen_nodes, true ) ) { |
| 203 | continue; |
| 204 | } |
| 205 | $return[ $k ] = jetpack_json_wrap( $v, $seen_nodes ); |
| 206 | } else { |
| 207 | $return[ $k ] = $v; |
| 208 | } |
| 209 | } |
| 210 | |
| 211 | return $return; |
| 212 | } |
| 213 | |
| 214 | return $any; |
| 215 | } |
| 216 |