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MDL-26389 improve profile and search engine privacy

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This commit is contained in:
Petr Skoda
2011-02-14 15:42:26 +01:00
parent d911c72bf9
commit 81b58cc227
5 changed files with 49 additions and 21 deletions
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lib/sessionlib.php
+2 -13
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@@ -216,19 +216,8 @@ abstract class session_stub implements moodle_session {
$user = null;
if (!empty($CFG->opentogoogle) and !NO_MOODLE_COOKIES) {
if (!empty($_SERVER['HTTP_USER_AGENT'])) {
// allow web spiders in as guest users
if (strpos($_SERVER['HTTP_USER_AGENT'], 'Googlebot') !== false ) {
$user = guest_user();
} else if (strpos($_SERVER['HTTP_USER_AGENT'], 'google.com') !== false ) { // Google
$user = guest_user();
} else if (strpos($_SERVER['HTTP_USER_AGENT'], 'Yahoo! Slurp') !== false ) { // Yahoo
$user = guest_user();
} else if (strpos($_SERVER['HTTP_USER_AGENT'], '[ZSEBOT]') !== false ) { // Zoomspider
$user = guest_user();
} else if (strpos($_SERVER['HTTP_USER_AGENT'], 'MSNBOT') !== false ) { // MSN Search
$user = guest_user();
}
if (is_web_crawler()) {
$user = guest_user();
}
if (!empty($CFG->guestloginbutton) and !$user and !empty($_SERVER['HTTP_REFERER'])) {
// automaticaly log in users coming from search engine results