def render(cid):
"""
Fetch the data for given category id from datastore.
If available, render an html script with the data tree.
If unavailable, print an error message.
"""
# connect to database
datastore = DataStore()
datastore.connect()
# fetch record from database with given id
record = datastore.retrieve_by_cid(cid)
# check if table doesn't exist
if record == -1:
return
# if record doesn't exist in table, return
if not record:
print("No category with ID: {}".format(cid))
return
# if exists, fetch all children
records = fetch_all_children(datastore, record)
# connection close
datastore.disconnect()
# create an html file with name as cid
create_html_page(cid, records)
def rebuild():
"""
Build the datastore/database by fetching the category data from ebay
"""
# fetch data and extract from xml
category_data_xml = fetch_categories_from_ebay()
category_data = extract_category_data(category_data_xml)
# connect to database
datastore = DataStore()
datastore.connect()
# create a new table. drop first if exists
datastore.drop_table()
datastore.create_table()
# insert data into datastore
datastore.insert_all(category_data)
# close connection
datastore.disconnect()
