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=== 4.5 Onwards ===
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This file has been replaced by UPGRADING.md. See MDL-81125 for further information.
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===
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This files describes API changes in /backup/*,
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information provided here is intended especially for developers.
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=== 4.4 ===
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* New \core_backup\hook\before_course_modified_check hook which can be used to exclude events from automated backup has been implemented (See MDL-73926 and MDL-81044).
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=== 4.3 ===
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* The function get_async_backup_links_backup has a new param of $backupid and is part of a fix to
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async backups (See MDL-69983).
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* During restore the function create_included_users has been updated to convert backups containing
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legacy MD5 hashed passwords to the new password hashing scheme (See MDL-79134).
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=== 4.1 ===
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* The class core_backup\copy\copy in backup/util/ui/classes/copy.php has been deprecated, please use copy_helper
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from backup/util/helper/copy_helper.class.php instead.
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* The method set_copy() in backup/controller/base_controller.class.php has been deprecated, please use a restore
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controller for storing copy information instead.
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* The method get_copy() in backup/controller/base_controller.class.php has been deprecated, please use get_copy()
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from backup/controller/restore_controller.class.php instead.
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=== 4.0 ===
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* Backup UI labels now accept empty/whitespace-only contents.
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=== 3.11 ===
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* New setting called "Include permission overrides" has been implemented. The default
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settings is OFF for import, and ON for restore.
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=== 3.10 ===
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* Local plugins can now hook into a backup and restore process of grade items by
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using define_grade_item_plugin_structure method (See MDL-69418).
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=== 3.1 ===
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* New close() method added to loggers so they can close any open resource. Previously
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any backup and restore operation using the file logger may be leaving unclosed files.
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* New destroy() method added to loggers, normally called from backup and restore controllers
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own destroy() method to ensure that all references in the chained loggers are deleted
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and any open resource within them is closed properly.
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=== 3.0 ===
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* The backup_auto_keep setting, in automated backups configuration, is now
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renamed to backup_auto_max_kept as part of a rationalise of naming (see MDL-50602)
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=== 2.6 ===
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* The backup_controller_dbops::create_temptable_from_real_table()
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method is not available anymore. Temp tables must be created
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inline always.
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* Using the info field from backup_ids_temp or backup_files_temp
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must now go via backup_controller_dbops::decode_backup_temp_info() and
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backup_controller_dbops::encode_backup_temp_info(). The implementation
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of the encoding has changed. These new functions encapsulate any future
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changes to the encoding.
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=== 2.5 ===
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* New optional param $sortby in backup set_source_table() allows to
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specify the ORDER BY clause to be used. Previously it was required
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to use the set_source_sql() more complex alternative in places
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requiring ordering.
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* The old 1.9 files backuplib.php, lib.php and restorelib.php and the bb directory,
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(all under /backup) have been deleted and no code should rely on them anymore.
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=== 2.4 ===
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* Since 2.3.1+ the backup file name schema has changed. The ID of the course will always be part of
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the filename regardless of the setting 'backup_shortname'. See MDL-33812.
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=== 2.3 ===
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* Since 2.3.1+ the backup file name schema has changed. The ID of the course will always be part of
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the filename regardless of the setting 'backup_shortname'. See MDL-33812.
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=== 2.2 ===
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* Since 2.2.4+ the backup file name schema has changed. The ID of the course will always be part of
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the filename regardless of the setting 'backup_shortname'. See MDL-33812.
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