request_database submodule¶

This module is used to keep incomming and outgoing structures and also for serialization/deserialization to/from XML.

class aleph_link_export.request_database.RequestDatabase(log_fn='/home/aleph_export/link_export.log', db_fn='/home/aleph_export/request_datase.shelve', db_key='request_database', logging=True, req_fn='/home/aleph_export/edep2aleph/requests.xml', resp_fn='/home/aleph_export/aleph2edep/responses.xml', xsd_url='http://edeposit-aplikace.nkp.cz/link_export_notification.xsd')¶

Bases: aleph_link_export.shelvedb.ShelveDatabase

Keep the track of requests and resposes and their serialization and deserialization from/to XMl.

req_fn = None¶: Path to the request XML.

resp_fn = None¶: Path to the response XML

add_request(request)¶

Add new request object to database.

Parameters:	request (obj) – Object with defined `session_id` property and `to_dict_xml()` method.

get_responses()¶

Process response queue, remove finished requests from request queue, return list of response objects.

Returns:	List of `LinkUpdateResponse` objects.
Return type:	list

to_xml()¶

Convert _req_queue to XML as defined in request XSD.

Returns:	XML.
Return type:	unicode

save()¶: Read the response XML, process it, save the database and request XML.

static load(fn='/home/aleph_export/request_datase.shelve', db_key='request_database', creator=<function <lambda>>)¶

Load the database from the shelve fn.

Parameters:

fn (str) – Path to the database file. Default DATABASE_FN.
db_key (str) – What database key to use. Default DATABASE_KEY.
creator (fn reference) – Reference to the function, which will create new RequestDatabase if the old is not found. Default lambda, which expects fn parameter lambda fn: ...

Returns:

RequestDatabase instance from the fn or newly: created.

Return type:

obj