MDL-37164 core_message: prevent users from interacting with themself

This commit is contained in:
Andrew Davis
2013-02-11 08:48:56 +08:00
parent 6319737865
commit 2e2d197798
3 changed files with 36 additions and 18 deletions
+4
View File
@@ -115,6 +115,10 @@ unset($user2id);
$systemcontext = context_system::instance();
if (!empty($user2) && $user1->id == $user2->id) {
print_error('invaliduserid');
}
// Is the user involved in the conversation?
// Do they have the ability to read other user's conversations?
if (!message_current_user_is_involved($user1, $user2) && !has_capability('moodle/site:readallmessages', $systemcontext)) {
+26 -15
View File
@@ -1464,7 +1464,7 @@ function message_history_link($userid1, $userid2, $return=false, $keywords='', $
* @param int|array $courseids Course ID or array of course IDs.
* @param string $searchtext the text to search for.
* @param string $sort the column name to order by.
* @param string $exceptions comma separated list of user IDs to exclude
* @param string|array $exceptions comma separated list or array of user IDs to exclude.
* @return array An array of {@link $USER} records.
*/
function message_search_users($courseids, $searchtext, $sort='', $exceptions='') {
@@ -1481,12 +1481,7 @@ function message_search_users($courseids, $searchtext, $sort='', $exceptions='')
}
$fullname = $DB->sql_fullname();
if (!empty($exceptions)) {
$except = ' AND u.id NOT IN ('. $exceptions .') ';
} else {
$except = '';
}
$ufields = user_picture::fields('u');
if (!empty($sort)) {
$order = ' ORDER BY '. $sort;
@@ -1494,22 +1489,38 @@ function message_search_users($courseids, $searchtext, $sort='', $exceptions='')
$order = '';
}
$ufields = user_picture::fields('u');
$params = array(
'userid' => $USER->id,
'query' => "%$searchtext%"
);
if (empty($exceptions)) {
$exceptions = array();
} else if (!empty($exceptions) && is_string($exceptions)) {
$exceptions = explode(',', $exceptions);
}
// Ignore self and guest account.
$exceptions[] = $USER->id;
$exceptions[] = $CFG->siteguest;
// Exclude exceptions from the search result.
list($except, $params_except) = $DB->get_in_or_equal($exceptions, SQL_PARAMS_NAMED, 'param', false);
$except = ' AND u.id ' . $except;
$params = array_merge($params_except, $params);
if (in_array(SITEID, $courseids)) {
// Search on site level.
$params = array($USER->id, "%$searchtext%");
return $DB->get_records_sql("SELECT $ufields, mc.id as contactlistid, mc.blocked
FROM {user} u
LEFT JOIN {message_contacts} mc
ON mc.contactid = u.id AND mc.userid = ?
ON mc.contactid = u.id AND mc.userid = :userid
WHERE u.deleted = '0' AND u.confirmed = '1'
AND (".$DB->sql_like($fullname, '?', false).")
AND (".$DB->sql_like($fullname, ':query', false).")
$except
$order", $params);
} else {
// Search in courses.
$params = array($USER->id, "%$searchtext%");
// Getting the context IDs or each course.
$contextids = array();
@@ -1517,7 +1528,7 @@ function message_search_users($courseids, $searchtext, $sort='', $exceptions='')
$context = context_course::instance($courseid);
$contextids = array_merge($contextids, $context->get_parent_context_ids(true));
}
list($contextwhere, $contextparams) = $DB->get_in_or_equal(array_unique($contextids));
list($contextwhere, $contextparams) = $DB->get_in_or_equal(array_unique($contextids), SQL_PARAMS_NAMED, 'context');
$params = array_merge($params, $contextparams);
// Everyone who has a role assignment in this course or higher.
@@ -1526,9 +1537,9 @@ function message_search_users($courseids, $searchtext, $sort='', $exceptions='')
FROM {user} u
JOIN {role_assignments} ra ON ra.userid = u.id
LEFT JOIN {message_contacts} mc
ON mc.contactid = u.id AND mc.userid = ?
ON mc.contactid = u.id AND mc.userid = :userid
WHERE u.deleted = '0' AND u.confirmed = '1'
AND (".$DB->sql_like($fullname, '?', false).")
AND (".$DB->sql_like($fullname, ':query', false).")
AND ra.contextid $contextwhere
$except
$order", $params);
+6 -3
View File
@@ -351,23 +351,26 @@ class core_message_external_testcase extends externallib_advanced_testcase {
$user5 = self::getDataGenerator()->create_user($user5);
self::getDataGenerator()->enrol_user($user5->id, $course2->id);
// Searching for users, keep in mind that 'Admin User' and 'Guest user' can be returned for now.
// See MDL-37164 which should fix that. Once fixed, remove the +2's.
$this->setUser($user1);
$results = core_message_external::search_contacts('r');
$results = external_api::clean_returnvalue(core_message_external::search_contacts_returns(), $results);
$this->assertCount(4 + 2, $results);
$this->assertCount(5, $results); // Users 2 through 5 + admin
$results = core_message_external::search_contacts('r', true);
$results = external_api::clean_returnvalue(core_message_external::search_contacts_returns(), $results);
$this->assertCount(2, $results);
$results = core_message_external::search_contacts('Kyle', false);
$results = external_api::clean_returnvalue(core_message_external::search_contacts_returns(), $results);
$this->assertCount(1, $results);
$result = reset($results);
$this->assertEquals($user4->id, $result['id']);
$results = core_message_external::search_contacts('y', false);
$results = external_api::clean_returnvalue(core_message_external::search_contacts_returns(), $results);
$this->assertCount(2, $results);
$results = core_message_external::search_contacts('y', true);
$results = external_api::clean_returnvalue(core_message_external::search_contacts_returns(), $results);
$this->assertCount(1, $results);