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accesslib. Improve comment.

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tjhunt 2009-03-20 07:41:49 +00:00
parent 71b77297a9
commit ea26b22262
1 changed files with 4 additions and 5 deletions
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9
lib/accesslib.php
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@ -5369,17 +5369,16 @@ function get_roles_on_exact_context($context) {
*
* The caller *must* check
* - that this op is allowed
* - that the requested role can be assigned in this ctx
* (hint, use get_assignable_roles_for_switchrole())
* - that the requested role can be switched to in this context (use get_switchable_roles)
* - that the requested role is NOT $CFG->defaultuserroleid
*
* To "unswitch" pass 0 as the roleid.
*
* This function *will* modify $USER->access - beware
*
* @param integer $roleid
* @param object $context
* @return bool
* @param integer $roleid the role to switch to.
* @param object $context the context in which to perform the switch.
* @return bool success or failure.
*/
function role_switch($roleid, $context) {
global $USER;