iframe_stack.py

# iframe_stack: list of iframe_data's
# iframe_data: iframe_domain + list of js_domain's

iframe_stack = []
for iframe_url, js_urls in impression['ac_iframedata']:
    iframe_domain = select_or_insert_id('domain', get_domain(iframe_url))
    js_domains = [select_or_insert_id('domain', get_domain(js_url)) for js_url in js_urls]
    iframe_stack.append((iframe_domain, js_domains))

iframe_datas = []
for iframe_domain, js_domains in iframe_stack:
    iframe_data = insert_and_select_id('iframe_data', iframe_domain, js_domains)
    iframe_datas.append(iframe_data)

data['iframe_stack'] = insert_and_select_id('iframe_stack', iframe_datas)
# first element is actually special, so it deserves its own place in data!
data['iframe_domain'] = iframe_stack[0][0] 
data['iframe_url'] = select_or_insert_id('url', impression['ac_iframedata'][0][0])