def index():
"""
URLs:
- /search
Function:
- Display the search box
- Display search results
"""
# Create the search form to put at the top of the page.
form = search_form(submit_button='Search')
# Set the title of the page.
response.title = 'Search'
# Process the form, keeping the text in the search box to remind the
# user what they searched for.
if form.process(keepvalues=True).accepted:
# If a user is logged in, show results from their own collection,
# including private comics, at the top of the page. Also, exclude
# that user's results from the second section, which searches all
# other users' comics.
if auth.user_id is not None:
my_results = db_access.search(form.vars.search_term, only_user=auth.user_id, include_private=True)
other_results = db_access.search(form.vars.search_term, except_user=auth.user_id, include_private=False)
# If no user is logged in, search across all users' public comics.
else:
my_results = None
other_results = db_access.search(form.vars.search_term, include_private=False)
else:
my_results = None
other_results = None
# Add owner information to each comic.
if my_results is not None:
my_results = [(comic, db_access.get_user(comic.owner_id)) for comic in my_results]
if other_results is not None:
other_results = [(comic, db_access.get_user(comic.owner_id)) for comic in other_results]
return dict(form=form, my_results=my_results, other_results=other_results)
def results():
"""
Display results from the user's search.
"""
# Set the title of the page.
response.title = 'Search Results'
# Get the user input.
user_input = {
'search_term': request.vars.item_name,
'category': request.vars.category,
'owner_name': request.vars.owner_name,
'value_from': request.vars.value_min,
'value_to': request.vars.value_max,
'include_owned': (request.vars.list_type == 'owned' or request.vars.list_type == 'both'),
'include_wishlist': (request.vars.list_type == 'wishlist' or request.vars.list_type == 'both')
}
# Fancy manipulation so only values that are set are actually passed in.
# Basically, look at user_input, and create a new dictionary called filters
# where each item in user_input is only copied across if it's not None and
# it's not an empty string.
filters = {key: user_input[key] for key in user_input if (user_input[key] is not None and user_input[key] != '')}
# Convert value_from and value_to into numbers. If they typed something that's
# not a number, remove the value from filters.
if 'value_from' in filters:
try:
filters['value_from'] = float(filters['value_from'])
except:
del filters['value_from']
if 'value_to' in filters:
try:
filters['value_to'] = float(filters['value_to'])
except:
del filters['value_to']
# Now splat filters into db_access.search(). This takes each item in filters
# and turns it into an argument to search(). eg if filters contains
# {search_term: 'hi'}
# then this will call
# db_access.search(search_term='hi')
# Look up "python kwargs" on Google if you still don't get it.
results = db_access.search(db, auth.user_id, **filters)
return dict(results=results, user_input=user_input, filters=filters)
