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1 <?php 2 3 /* These functions can be replaced via plugins. They are loaded after 4 plugins are loaded. */ 5 6 if ( !function_exists('set_current_user') ) : 7 function set_current_user($id, $name = '') { 8 return wp_set_current_user($id, $name); 9 } 10 endif; 11 12 if ( !function_exists('wp_set_current_user') ) : 13 function wp_set_current_user($id, $name = '') { 14 global $current_user; 15 16 if ( isset($current_user) && ($id == $current_user->ID) ) 17 return $current_user; 18 19 $current_user = new WP_User($id, $name); 20 21 setup_userdata($current_user->ID); 22 23 do_action('set_current_user'); 24 25 return $current_user; 26 } 27 endif; 28 29 if ( !function_exists('wp_get_current_user') ) : 30 function wp_get_current_user() { 31 global $current_user; 32 33 get_currentuserinfo(); 34 35 return $current_user; 36 } 37 endif; 38 39 if ( !function_exists('get_currentuserinfo') ) : 40 function get_currentuserinfo() { 41 global $current_user; 42 43 if ( defined('XMLRPC_REQUEST') && XMLRPC_REQUEST ) 44 return false; 45 46 if ( ! empty($current_user) ) 47 return; 48 49 if ( empty($_COOKIE[USER_COOKIE]) || empty($_COOKIE[PASS_COOKIE]) || 50 !wp_login($_COOKIE[USER_COOKIE], $_COOKIE[PASS_COOKIE], true) ) { 51 wp_set_current_user(0); 52 return false; 53 } 54 55 $user_login = $_COOKIE[USER_COOKIE]; 56 wp_set_current_user(0, $user_login); 57 } 58 endif; 59 60 if ( !function_exists('get_userdata') ) : 61 function get_userdata( $user_id ) { 62 global $wpdb; 63 $user_id = (int) $user_id; 64 if ( $user_id == 0 ) 65 return false; 66 67 $user = wp_cache_get($user_id, 'users'); 68 69 if ( $user ) 70 return $user; 71 72 if ( !$user = $wpdb->get_row("SELECT * FROM $wpdb->users WHERE ID = '$user_id' LIMIT 1") ) 73 return false; 74 75 $wpdb->hide_errors(); 76 $metavalues = $wpdb->get_results("SELECT meta_key, meta_value FROM $wpdb->usermeta WHERE user_id = '$user_id'"); 77 $wpdb->show_errors(); 78 79 if ($metavalues) { 80 foreach ( $metavalues as $meta ) { 81 @ $value = unserialize($meta->meta_value); 82 if ($value === FALSE) 83 $value = $meta->meta_value; 84 $user->{$meta->meta_key} = $value; 85 86 // We need to set user_level from meta, not row 87 if ( $wpdb->prefix . 'user_level' == $meta->meta_key ) 88 $user->user_level = $meta->meta_value; 89 } // end foreach 90 } //end if 91 92 // For backwards compat. 93 if ( isset($user->first_name) ) 94 $user->user_firstname = $user->first_name; 95 if ( isset($user->last_name) ) 96 $user->user_lastname = $user->last_name; 97 if ( isset($user->description) ) 98 $user->user_description = $user->description; 99 100 wp_cache_add($user_id, $user, 'users'); 101 wp_cache_add($user->user_login, $user, 'userlogins'); 102 103 return $user; 104 } 105 endif; 106 107 if ( !function_exists('update_user_cache') ) : 108 function update_user_cache() { 109 return true; 110 } 111 endif; 112 113 if ( !function_exists('get_userdatabylogin') ) : 114 function get_userdatabylogin($user_login) { 115 global $wpdb; 116 $user_login = sanitize_user( $user_login ); 117 118 if ( empty( $user_login ) ) 119 return false; 120 121 $userdata = wp_cache_get($user_login, 'userlogins'); 122 if ( $userdata ) 123 return $userdata; 124 125 if ( !$user = $wpdb->get_row("SELECT * FROM $wpdb->users WHERE user_login = '$user_login'") ) 126 return false; 127 128 $wpdb->hide_errors(); 129 $metavalues = $wpdb->get_results("SELECT meta_key, meta_value FROM $wpdb->usermeta WHERE user_id = '$user->ID'"); 130 $wpdb->show_errors(); 131 132 if ($metavalues) { 133 foreach ( $metavalues as $meta ) { 134 @ $value = unserialize($meta->meta_value); 135 if ($value === FALSE) 136 $value = $meta->meta_value; 137 $user->{$meta->meta_key} = $value; 138 139 // We need to set user_level from meta, not row 140 if ( $wpdb->prefix . 'user_level' == $meta->meta_key ) 141 $user->user_level = $meta->meta_value; 142 } 143 } 144 145 // For backwards compat. 146 if ( isset($user->first_name) ) 147 $user->user_firstname = $user->first_name; 148 if ( isset($user->last_name) ) 149 $user->user_lastname = $user->last_name; 150 if ( isset($user->description) ) 151 $user->user_description = $user->description; 152 153 wp_cache_add($user->ID, $user, 'users'); 154 wp_cache_add($user->user_login, $user, 'userlogins'); 155 156 return $user; 157 158 } 159 endif; 160 161 if ( !function_exists('wp_mail') ) : 162 function wp_mail($to, $subject, $message, $headers = '') { 163 if( $headers == '' ) { 164 $headers = "MIME-Version: 1.0\n" . 165 "From: wordpress@" . preg_replace('#^www\.#', '', strtolower($_SERVER['SERVER_NAME'])) . "\n" . 166 "Content-Type: text/plain; charset=\"" . get_settings('blog_charset') . "\"\n"; 167 } 168 169 return @mail($to, $subject, $message, $headers); 170 } 171 endif; 172 173 if ( !function_exists('wp_login') ) : 174 function wp_login($username, $password, $already_md5 = false) { 175 global $wpdb, $error; 176 177 if ( '' == $username ) 178 return false; 179 180 if ( '' == $password ) { 181 $error = __('<strong>Error</strong>: The password field is empty.'); 182 return false; 183 } 184 185 $login = get_userdatabylogin($username); 186 //$login = $wpdb->get_row("SELECT ID, user_login, user_pass FROM $wpdb->users WHERE user_login = '$username'"); 187 188 if (!$login) { 189 $error = __('<strong>Error</strong>: Wrong username.'); 190 return false; 191 } else { 192 // If the password is already_md5, it has been double hashed. 193 // Otherwise, it is plain text. 194 if ( ($already_md5 && md5($login->user_pass) == $password) || ($login->user_login == $username && $login->user_pass == md5($password)) ) { 195 return true; 196 } else { 197 $error = __('<strong>Error</strong>: Incorrect password.'); 198 $pwd = ''; 199 return false; 200 } 201 } 202 } 203 endif; 204 205 if ( !function_exists('is_user_logged_in') ) : 206 function is_user_logged_in() { 207 $user = wp_get_current_user(); 208 209 if ( $user->id == 0 ) 210 return false; 211 212 return true; 213 } 214 endif; 215 216 if ( !function_exists('auth_redirect') ) : 217 function auth_redirect() { 218 // Checks if a user is logged in, if not redirects them to the login page 219 if ( (!empty($_COOKIE[USER_COOKIE]) && 220 !wp_login($_COOKIE[USER_COOKIE], $_COOKIE[PASS_COOKIE], true)) || 221 (empty($_COOKIE[USER_COOKIE])) ) { 222 nocache_headers(); 223 224 wp_redirect(get_settings('siteurl') . '/wp-login.php?redirect_to=' . urlencode($_SERVER['REQUEST_URI'])); 225 exit(); 226 } 227 } 228 endif; 229 230 if ( !function_exists('check_admin_referer') ) : 231 function check_admin_referer($action = -1) { 232 $adminurl = strtolower(get_settings('siteurl')).'/wp-admin'; 233 $referer = strtolower(wp_get_referer()); 234 if ( !wp_verify_nonce($_REQUEST['_wpnonce'], $action) && 235 !(-1 == $action && strstr($referer, $adminurl)) ) { 236 wp_nonce_ays($action); 237 die(); 238 } 239 do_action('check_admin_referer', $action); 240 }endif; 241 242 if ( !function_exists('check_ajax_referer') ) : 243 function check_ajax_referer() { 244 $cookie = explode('; ', urldecode(empty($_POST['cookie']) ? $_GET['cookie'] : $_POST['cookie'])); // AJAX scripts must pass cookie=document.cookie 245 foreach ( $cookie as $tasty ) { 246 if ( false !== strpos($tasty, USER_COOKIE) ) 247 $user = substr(strstr($tasty, '='), 1); 248 if ( false !== strpos($tasty, PASS_COOKIE) ) 249 $pass = substr(strstr($tasty, '='), 1); 250 } 251 if ( !wp_login( $user, $pass, true ) ) 252 die('-1'); 253 do_action('check_ajax_referer'); 254 } 255 endif; 256 257 // Cookie safe redirect. Works around IIS Set-Cookie bug. 258 // http://support.microsoft.com/kb/q176113/ 259 if ( !function_exists('wp_redirect') ) : 260 function wp_redirect($location) { 261 global $is_IIS; 262 263 $location = preg_replace('|[^a-z0-9-~+_.?#=&;,/:%]|i', '', $location); 264 $location = wp_kses_no_null($location); 265 266 $strip = array('%0d', '%0a'); 267 $location = str_replace($strip, '', $location); 268 269 if ($is_IIS) 270 header("Refresh: 0;url=$location"); 271 else 272 header("Location: $location"); 273 } 274 endif; 275 276 if ( !function_exists('wp_get_cookie_login') ): 277 function wp_get_cookie_login() { 278 if ( empty($_COOKIE[USER_COOKIE]) || empty($_COOKIE[PASS_COOKIE]) ) 279 return false; 280 281 return array('login' => $_COOKIE[USER_COOKIE], 'password' => $_COOKIE[PASS_COOKIE]); 282 } 283 284 endif; 285 286 if ( !function_exists('wp_setcookie') ) : 287 function wp_setcookie($username, $password, $already_md5 = false, $home = '', $siteurl = '', $remember = false) { 288 if ( !$already_md5 ) 289 $password = md5( md5($password) ); // Double hash the password in the cookie. 290 291 if ( empty($home) ) 292 $cookiepath = COOKIEPATH; 293 else 294 $cookiepath = preg_replace('|https?://[^/]+|i', '', $home . '/' ); 295 296 if ( empty($siteurl) ) { 297 $sitecookiepath = SITECOOKIEPATH; 298 $cookiehash = COOKIEHASH; 299 } else { 300 $sitecookiepath = preg_replace('|https?://[^/]+|i', '', $siteurl . '/' ); 301 $cookiehash = md5($siteurl); 302 } 303 304 if ( $remember ) 305 $expire = time() + 31536000; 306 else 307 $expire = 0; 308 309 setcookie(USER_COOKIE, $username, $expire, $cookiepath, COOKIE_DOMAIN); 310 setcookie(PASS_COOKIE, $password, $expire, $cookiepath, COOKIE_DOMAIN); 311 312 if ( $cookiepath != $sitecookiepath ) { 313 setcookie(USER_COOKIE, $username, $expire, $sitecookiepath, COOKIE_DOMAIN); 314 setcookie(PASS_COOKIE, $password, $expire, $sitecookiepath, COOKIE_DOMAIN); 315 } 316 } 317 endif; 318 319 if ( !function_exists('wp_clearcookie') ) : 320 function wp_clearcookie() { 321 setcookie(USER_COOKIE, ' ', time() - 31536000, COOKIEPATH, COOKIE_DOMAIN); 322 setcookie(PASS_COOKIE, ' ', time() - 31536000, COOKIEPATH, COOKIE_DOMAIN); 323 setcookie(USER_COOKIE, ' ', time() - 31536000, SITECOOKIEPATH, COOKIE_DOMAIN); 324 setcookie(PASS_COOKIE, ' ', time() - 31536000, SITECOOKIEPATH, COOKIE_DOMAIN); 325 } 326 endif; 327 328 if ( ! function_exists('wp_notify_postauthor') ) : 329 function wp_notify_postauthor($comment_id, $comment_type='') { 330 global $wpdb; 331 332 $comment = get_comment($comment_id); 333 $post = get_post($comment->comment_post_ID); 334 $user = get_userdata( $post->post_author ); 335 336 if ('' == $user->user_email) return false; // If there's no email to send the comment to 337 338 $comment_author_domain = gethostbyaddr($comment->comment_author_IP); 339 340 $blogname = get_settings('blogname'); 341 342 if ( empty( $comment_type ) ) $comment_type = 'comment'; 343 344 if ('comment' == $comment_type) { 345 $notify_message = sprintf( __('New comment on your post #%1$s "%2$s"'), $comment->comment_post_ID, $post->post_title ) . "\r\n"; 346 $notify_message .= sprintf( __('Author : %1$s (IP: %2$s , %3$s)'), $comment->comment_author, $comment->comment_author_IP, $comment_author_domain ) . "\r\n"; 347 $notify_message .= sprintf( __('E-mail : %s'), $comment->comment_author_email ) . "\r\n"; 348 $notify_message .= sprintf( __('URI : %s'), $comment->comment_author_url ) . "\r\n"; 349 $notify_message .= sprintf( __('Whois : http://ws.arin.net/cgi-bin/whois.pl?queryinput=%s'), $comment->comment_author_IP ) . "\r\n"; 350 $notify_message .= __('Comment: ') . "\r\n" . $comment->comment_content . "\r\n\r\n"; 351 $notify_message .= __('You can see all comments on this post here: ') . "\r\n"; 352 $subject = sprintf( __('[%1$s] Comment: "%2$s"'), $blogname, $post->post_title ); 353 } elseif ('trackback' == $comment_type) { 354 $notify_message = sprintf( __('New trackback on your post #%1$s "%2$s"'), $comment->comment_post_ID, $post->post_title ) . "\r\n"; 355 $notify_message .= sprintf( __('Website: %1$s (IP: %2$s , %3$s)'), $comment->comment_author, $comment->comment_author_IP, $comment_author_domain ) . "\r\n"; 356 $notify_message .= sprintf( __('URI : %s'), $comment->comment_author_url ) . "\r\n"; 357 $notify_message .= __('Excerpt: ') . "\r\n" . $comment->comment_content . "\r\n\r\n"; 358 $notify_message .= __('You can see all trackbacks on this post here: ') . "\r\n"; 359 $subject = sprintf( __('[%1$s] Trackback: "%2$s"'), $blogname, $post->post_title ); 360 } elseif ('pingback' == $comment_type) { 361 $notify_message = sprintf( __('New pingback on your post #%1$s "%2$s"'), $comment->comment_post_ID, $post->post_title ) . "\r\n"; 362 $notify_message .= sprintf( __('Website: %1$s (IP: %2$s , %3$s)'), $comment->comment_author, $comment->comment_author_IP, $comment_author_domain ) . "\r\n"; 363 $notify_message .= sprintf( __('URI : %s'), $comment->comment_author_url ) . "\r\n"; 364 $notify_message .= __('Excerpt: ') . "\r\n" . sprintf('[...] %s [...]', $comment->comment_content ) . "\r\n\r\n"; 365 $notify_message .= __('You can see all pingbacks on this post here: ') . "\r\n"; 366 $subject = sprintf( __('[%1$s] Pingback: "%2$s"'), $blogname, $post->post_title ); 367 } 368 $notify_message .= get_permalink($comment->comment_post_ID) . "#comments\r\n\r\n"; 369 $notify_message .= sprintf( __('To delete this comment, visit: %s'), get_settings('siteurl').'/wp-admin/comment.php?action=confirmdeletecomment&p='.$comment->comment_post_ID."&comment=$comment_id" ) . "\r\n"; 370 $notify_message .= sprintf( __('To mark this comment as spam, visit: %s'), get_settings('siteurl').'/wp-admin/comment.php?action=confirmdeletecomment&delete_type=spam&p='.$comment->comment_post_ID."&comment=$comment_id" ) . "\r\n"; 371 372 $wp_email = 'wordpress@' . preg_replace('#^www\.#', '', strtolower($_SERVER['SERVER_NAME'])); 373 374 if ( '' == $comment->comment_author ) { 375 $from = "From: \"$blogname\" <$wp_email>"; 376 if ( '' != $comment->comment_author_email ) 377 $reply_to = "Reply-To: $comment->comment_author_email"; 378 } else { 379 $from = "From: \"$comment->comment_author\" <$wp_email>"; 380 if ( '' != $comment->comment_author_email ) 381 $reply_to = "Reply-To: \"$comment->comment_author_email\" <$comment->comment_author_email>"; 382 } 383 384 $message_headers = "MIME-Version: 1.0\n" 385 . "$from\n" 386 . "Content-Type: text/plain; charset=\"" . get_settings('blog_charset') . "\"\n"; 387 388 if ( isset($reply_to) ) 389 $message_headers .= $reply_to . "\n"; 390 391 $notify_message =