def post_checkout_branch(branch, database, old_head_ref, new_head_ref): """\ Handle a switch in branches. Fun times ahead. """ if get_last_branch() == branch: logging.warning("Already on branch %s.", branch) return # Still a work in progress #check_branch_rename(branch, database) if not exists_database(database + branch): # The branched DB doesn't exist, create it from our current copy. # XXX: This has problems! Currently we only support branching from the current branch... # I think I can solve this by searching through all the branches, and finding the corresponding name # for old_ref. src_branch = get_last_branch() copy_database(database, database + branch) # Create the "base.sql" file for this branch - any changes to the branch will be relative to its starting # point - and NOT to production. create_base_sql(branch, database) patches = [patch for patch in list_applied_patches(src_branch, database) if patch not in list_merged_patches(src_branch, branch, database) and patch not in list_ignored_patches(src_branch, database)] add_merged_patches(patches, 'base.sql', src_branch, branch, database) # XXX: Use reflog here rather to get the last branch. rename_database(database, database + get_last_branch()) rename_database(database + branch, database) set_last_branch(branch) add_event_to_db(database, "branch-change", time.time())
def check_branch_rename(current_branch, database): if not exists_database(database + current_branch): for line in git.reflog(True): res = re.search(line, r".* Branch: renamed refs/heads/(\w+) to refs/heads/%s" % current_branch) if res: old_branch_name = res.group(1) logging.info("Detected that branch we are working on, '%s', used to be called '%s'.", current_branch, old_branch_name) # Rename the database, as well as any SQL patch files, etc, and rewrite our sqlite data. rename_database(database + old_branch_name, database + current_branch) break