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gravatar.php
223 lines
| 1 | <?php |
| 2 | /** |
| 3 | * Gravatar shortcode for avatar and profile. |
| 4 | * |
| 5 | * Usage: |
| 6 | * |
| 7 | * [gravatar email="user@example.org" size="48"] |
| 8 | * [gravatar_profile who="user@example.org"] |
| 9 | * |
| 10 | * @package automattic/jetpack |
| 11 | */ |
| 12 | |
| 13 | if ( ! defined( 'ABSPATH' ) ) { |
| 14 | exit( 0 ); |
| 15 | } |
| 16 | |
| 17 | add_shortcode( 'gravatar', 'jetpack_gravatar_shortcode' ); |
| 18 | add_shortcode( 'gravatar_profile', 'jetpack_gravatar_profile_shortcode' ); |
| 19 | |
| 20 | /** |
| 21 | * Get gravatar using the email provided at the specified size. |
| 22 | * |
| 23 | * @since 4.5.0 |
| 24 | * |
| 25 | * @param array $atts Shortcode attributes. |
| 26 | * |
| 27 | * @return bool|string |
| 28 | */ |
| 29 | function jetpack_gravatar_shortcode( $atts ) { |
| 30 | $atts = shortcode_atts( |
| 31 | array( |
| 32 | 'email' => '', |
| 33 | 'size' => 96, |
| 34 | ), |
| 35 | $atts |
| 36 | ); |
| 37 | |
| 38 | if ( empty( $atts['email'] ) || ! is_email( $atts['email'] ) ) { |
| 39 | return false; |
| 40 | } |
| 41 | |
| 42 | $atts['size'] = (int) $atts['size']; |
| 43 | if ( 0 > $atts['size'] ) { |
| 44 | $atts['size'] = 96; |
| 45 | } |
| 46 | |
| 47 | return get_avatar( $atts['email'], $atts['size'] ); |
| 48 | } |
| 49 | |
| 50 | /** |
| 51 | * Display Gravatar profile |
| 52 | * |
| 53 | * @since 4.5.0 |
| 54 | * |
| 55 | * @param array $atts Shortcode attributes. |
| 56 | * |
| 57 | * @uses shortcode_atts() |
| 58 | * @uses get_user_by() |
| 59 | * @uses is_email() |
| 60 | * @uses sanitize_email() |
| 61 | * @uses sanitize_user() |
| 62 | * @uses set_url_scheme() |
| 63 | * @uses wpcom_get_avatar_url() |
| 64 | * @uses get_user_attribute() |
| 65 | * @uses esc_url() |
| 66 | * @uses esc_html() |
| 67 | * @uses _e() |
| 68 | * |
| 69 | * @return string |
| 70 | */ |
| 71 | function jetpack_gravatar_profile_shortcode( $atts ) { |
| 72 | // Give each use of the shortcode a unique ID. |
| 73 | static $instance = 0; |
| 74 | |
| 75 | // Process passed attributes. |
| 76 | $atts = shortcode_atts( |
| 77 | array( |
| 78 | 'who' => null, |
| 79 | ), |
| 80 | $atts, |
| 81 | 'jetpack_gravatar_profile' |
| 82 | ); |
| 83 | |
| 84 | // Can specify username, user ID, or email address. |
| 85 | if ( is_numeric( $atts['who'] ) ) { |
| 86 | $user_id = (int) $atts['who']; |
| 87 | if ( ! is_user_member_of_blog( $user_id, get_current_blog_id() ) ) { |
| 88 | // Bail if the user id is not a member of this site. |
| 89 | return false; |
| 90 | } |
| 91 | $user = get_user_by( 'id', $user_id ); |
| 92 | } elseif ( is_email( $atts['who'] ) ) { |
| 93 | $user = get_user_by( 'email', sanitize_email( $atts['who'] ) ); |
| 94 | } elseif ( is_string( $atts['who'] ) ) { |
| 95 | $user = get_user_by( 'login', sanitize_user( $atts['who'] ) ); |
| 96 | } else { |
| 97 | $user = false; |
| 98 | } |
| 99 | |
| 100 | // Bail if we don't have a user. |
| 101 | if ( false === $user ) { |
| 102 | return false; |
| 103 | } |
| 104 | |
| 105 | $hashed_email = hash( 'sha256', strtolower( trim( $user->user_email ) ) ); |
| 106 | $cache_key = 'jetpack_gravatar_profile_' . $hashed_email; |
| 107 | $profile = get_transient( $cache_key ); |
| 108 | |
| 109 | if ( empty( $profile ) ) { |
| 110 | $profile_url = sprintf( |
| 111 | 'https://secure.gravatar.com/%s.json', |
| 112 | $hashed_email |
| 113 | ); |
| 114 | |
| 115 | $response = wp_remote_get( |
| 116 | esc_url_raw( $profile_url ), |
| 117 | array( 'User-Agent' => 'Jetpack Plugin Gravatar Profile Shortcode' ) |
| 118 | ); |
| 119 | $response_code = wp_remote_retrieve_response_code( $response ); |
| 120 | $expire = 300; // Cache any errors for 5 minutes. |
| 121 | $profile = array(); |
| 122 | |
| 123 | if ( $response_code === 200 ) { |
| 124 | $profile = json_decode( wp_remote_retrieve_body( $response ), true ); |
| 125 | |
| 126 | if ( |
| 127 | is_array( $profile ) |
| 128 | && ! empty( $profile['entry'] ) |
| 129 | && is_array( $profile['entry'] ) |
| 130 | ) { |
| 131 | // Sucessfully fetched the profile. Cache for 15 minutes. |
| 132 | $expire = 900; |
| 133 | $profile = $profile['entry'][0]; |
| 134 | } |
| 135 | } |
| 136 | |
| 137 | set_transient( $cache_key, $profile, $expire ); |
| 138 | } |
| 139 | |
| 140 | // Fetching the profile returned an error. Bail. |
| 141 | if ( empty( $profile ) ) { |
| 142 | return false; |
| 143 | } |
| 144 | |
| 145 | // Render the shortcode. |
| 146 | $gravatar_url = 'https://gravatar.com/' . $hashed_email; |
| 147 | $user_location = ! empty( $profile['currentLocation'] ) ? $profile['currentLocation'] : ''; |
| 148 | $display_name = ! empty( $profile['displayName'] ) ? $profile['displayName'] : ''; |
| 149 | $user_description = ! empty( $profile['aboutMe'] ) ? $profile['aboutMe'] : ''; |
| 150 | |
| 151 | if ( defined( 'IS_WPCOM' ) && IS_WPCOM ) { |
| 152 | $gravatar_url = 'https://gravatar.com/' . $user->user_login; |
| 153 | $avatar_url = wpcom_get_avatar_url( $user->ID, 96 ); |
| 154 | $avatar_url = $avatar_url[0]; |
| 155 | } else { |
| 156 | $avatar_url = get_avatar_url( $user->user_email, array( 'size' => 96 ) ); |
| 157 | } |
| 158 | |
| 159 | ob_start(); |
| 160 | |
| 161 | if ( class_exists( 'Jetpack_AMP_Support' ) && Jetpack_AMP_Support::is_amp_request() ) { |
| 162 | wp_enqueue_style( 'gravatar-style', plugins_url( '/css/gravatar-amp.css', __FILE__ ), array(), JETPACK__VERSION ); |
| 163 | } else { |
| 164 | ?> |
| 165 | <script type="text/javascript"> |
| 166 | ( function() { |
| 167 | if ( null === document.getElementById( 'gravatar-profile-embed-styles' ) ) { |
| 168 | var headID = document.getElementsByTagName( 'head' )[0]; |
| 169 | var styleNode = document.createElement( 'style' ); |
| 170 | styleNode.type = 'text/css'; |
| 171 | styleNode.id = 'gravatar-profile-embed-styles'; |
| 172 | |
| 173 | var gCSS = '.grofile-wrap { border: solid 1px #f0f0f1; padding: 10px; } .grofile { padding: 0 0 5px 0; } .grofile-left { float: left; display: block; width: 96px; margin-right: 15px; } .grofile .gravatar { margin-bottom: 5px; } .grofile-clear { clear: left; font-size: 1px; height: 1px; } .grofile ul li a { text-indent: -99999px; } .grofile .grofile-left a:hover { text-decoration: none !important; border: none !important; } .grofile-name { margin-top: 0; }'; |
| 174 | |
| 175 | if ( document.all ) { |
| 176 | styleNode.innerText = gCSS; |
| 177 | } else { |
| 178 | styleNode.textContent = gCSS; |
| 179 | } |
| 180 | |
| 181 | headID.appendChild( styleNode ); |
| 182 | } |
| 183 | } )(); |
| 184 | </script> |
| 185 | <?php |
| 186 | } |
| 187 | ?> |
| 188 | |
| 189 | <div class="grofile vcard" id="grofile-embed-<?php echo esc_attr( $instance ); ?>"> |
| 190 | <div class="grofile-inner"> |
| 191 | <div class="grofile-left"> |
| 192 | <div class="grofile-img"> |
| 193 | <a href="<?php echo esc_url( $gravatar_url ); ?>"> |
| 194 | <img src="<?php echo esc_url( $avatar_url ); ?>" width="96" height="96" class="no-grav gravatar photo" /> |
| 195 | </a> |
| 196 | </div> |
| 197 | </div> |
| 198 | <div class="grofile-right"> |
| 199 | <p class="grofile-name fn"> |
| 200 | <strong><?php echo esc_html( $display_name ); ?></strong> |
| 201 | <?php |
| 202 | if ( ! empty( $user_location ) ) : |
| 203 | ?> |
| 204 | <br><span class="grofile-location adr"><?php echo esc_html( $user_location ); ?></span><?php endif; ?> |
| 205 | </p> |
| 206 | <p class="grofile-bio"> |
| 207 | <strong><?php esc_html_e( 'Bio:', 'jetpack' ); ?></strong> <?php echo wp_kses_post( $user_description ); ?> |
| 208 | </p> |
| 209 | <p class="grofile-view"> |
| 210 | <a href="<?php echo esc_url( $gravatar_url ); ?>"><?php esc_html_e( 'View complete profile', 'jetpack' ); ?></a> |
| 211 | </p> |
| 212 | </div> |
| 213 | <span class="grofile-clear"> </span> |
| 214 | </div> |
| 215 | </div> |
| 216 | <?php |
| 217 | |
| 218 | // Increment and return the rendered profile. |
| 219 | ++$instance; |
| 220 | |
| 221 | return ob_get_clean(); |
| 222 | } |
| 223 |