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Developer Documentation
- Bug fixes for general core bugs in 3.11.x will end 14 Nov 2022 (12 months plus 6 months extension).
- Bug fixes for security issues in 3.11.x will end 13 Nov 2023 (18 months plus 12 months extension).
- PHP version: minimum PHP 7.3.0 Note: minimum PHP version has increased since Moodle 3.10. PHP 7.4.x is supported too.
/mod/quiz/accessrule/seb/classes/ -> access_manager.php (source)
Differences Between: [Versions 311 and 400] [Versions 311 and 401]
Manage the access to the quiz.
| Author: | Tim Hunt |
| Author: | Luca Bösch <luca.boesch@bfh.ch> |
| Author: | Andrew Madden <andrewmadden@catalyst-au.net> |
| Author: | Dmitrii Metelkin <dmitriim@catalyst-au.net> |
| Copyright: | 2019 Catalyst IT |
| License: | http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later |
| File Size: | 300 lines (9 kb) |
| Included or required: | 0 times |
| Referenced: | 0 times |
| Includes or requires: | 0 files |
Defines 1 class
access_manager:: (18 methods):
__construct()
validate_browser_exam_keys()
validate_config_key()
seb_required()
validate_basic_header()
is_using_seb()
can_bypass_seb()
get_this_page_url()
get_valid_config_key()
get_quiz()
check_browser_exam_keys()
check_key()
get_received_config_key()
get_received_browser_exam_key()
get_seb_use_type()
should_validate_basic_header()
should_validate_config_key()
should_validate_browser_exam_key()
Class: access_manager - X-Ref
Manage the access to the quiz.| __construct(quiz $quiz) X-Ref |
| The access_manager constructor. param: quiz $quiz The details of the quiz. |
| validate_browser_exam_keys() X-Ref |
| Check if the browser exam key hash in header matches one of the listed browser exam keys from quiz settings. return: bool True if header key matches one of the saved keys. |
| validate_config_key() X-Ref |
| Check if the config key hash in header matches quiz settings. return: bool True if header key matches saved key. |
| seb_required() X-Ref |
| Check if Safe Exam Browser is required to access quiz. If quizsettings do not exist, then there is no requirement for using SEB. return: bool If required. |
| validate_basic_header() X-Ref |
| This is the basic check for the Safe Exam Browser previously used in the quizaccess_safebrowser plugin that managed basic Moodle interactions with SEB. return: bool |
| is_using_seb() X-Ref |
| Check if using Safe Exam Browser. return: bool |
| can_bypass_seb() X-Ref |
| Check if user has any capability to bypass the Safe Exam Browser requirement. return: bool True if user can bypass check. |
| get_this_page_url() X-Ref |
| Return the full URL that was used to request the current page, which is what we need for verifying the X-SafeExamBrowser-RequestHash header. |
| get_valid_config_key() X-Ref |
| Return expected SEB config key. return: string|null |
| get_quiz() X-Ref |
| Getter for the quiz object. return: quiz |
| check_browser_exam_keys(array $keys, string $header) X-Ref |
| Check the hash from the request header against the permitted browser exam keys. param: array $keys Allowed browser exam keys. param: string $header The value of the X-SafeExamBrowser-RequestHash to check. return: bool True if the hash matches. |
| check_key($key, $header) X-Ref |
| Check the hash from the request header against a single permitted key. param: string $key an allowed key. param: string $header the value of the X-SafeExamBrowser-RequestHash or X-SafeExamBrowser-ConfigKeyHash to check. return: bool true if the hash matches. |
| get_received_config_key() X-Ref |
| Returns Safe Exam Browser Config Key hash. return: string|null |
| get_received_browser_exam_key() X-Ref |
| Returns the Browser Exam Key hash. return: string|null |
| get_seb_use_type() X-Ref |
| Get type of SEB usage for the quiz. return: int |
| should_validate_basic_header() X-Ref |
| Should validate basic header? return: bool |
| should_validate_config_key() X-Ref |
| Should validate SEB config key? return: bool |
| should_validate_browser_exam_key() X-Ref |
| Should validate browser exam key? return: bool |
