def watch(self):
"""Watch one or more pages. Two modes:
- From control, returns ajax to replace the 'watch' with the
'unwatch' control.
- From account page, return ajax to add rows for tasks'
"""
#fixme: handle multiple urls
urls = str(request.params['url']).split("\x00")
preferences = []
for url in urls:
preferences.append(URLPreference.create(c.user, url=url))
c.url = url
if request.params.get('undo'):
return oc_json_response(
{"watch_table": {'action': 'append',
'html' : "".join(render("/_url_preference_row.mako", preference=preference) for preference in preferences)}}
)
else:
c.is_watching = True
return oc_json_response(
{"twirlip_control": {'action': 'replace',
'html' : render("/_control.mako")}})
def unwatch(self, id=None):
"""Stop watching one or more pages. Supports three modes of operation:
bulk (returns ajax to remove rows),
account page-ajax (returns ajax to replace for a row)
control (returns ajax to replace the control)
"""
def undo_psm(urls):
container = """
<div id="oc-statusMessage-container">
<div class="oc-statusMessage oc-js-closeable">
You have just stopped watching some pages. <a href="%s" class="oc-actionLink oc-js-actionPost">Undo this.</a>
</div>
</div>"""
undo_url = h.secure_url_for(action='watch', url=urls, undo=1)
return dict(
action = 'replace',
html = container % undo_url
)
#from the user's account page, bulk update
if request.params.get('task|watchlist'):
commands = {}
undo_list = []
for id in request.params.getall('check:list'):
try:
preference = URLPreference.get(id)
url = preference.page.url
if preference.user != c.user:
continue
preference.destroySelf()
commands["up_%s" % id] = {'action': 'delete'}
undo_list.append(url)
except SQLObjectNotFound:
continue
num_watches = URLPreference.selectBy(user=c.user).count()
commands['num_watches'] = dict(action = "replace",
html = '<span id="num_watches">%d</span>' % num_watches)
commands['oc-statusMessage-container'] = undo_psm("\0".join(undo_list))
return oc_json_response(commands)
#from user's account page, ajax
if id:
try:
preference = URLPreference.get(id)
assert preference.user == c.user
preference.destroySelf()
except SQLObjectNotFound:
pass
num_watches = URLPreference.selectBy(user=c.user).count()
return oc_json_response(
{"up_%s" % id: {'action': 'delete'},
'num_watches' :
dict(action = "replace",
html = '<span id="num_watches">%d</span>' % num_watches)
})
else:
#from control, ajax
url = request.params['url']
preference = URLPreference.lookup(c.user, url)
if preference:
assert preference.user == c.user
preference.destroySelf()
c.is_watching = False
c.url = url
return oc_json_response(
{"twirlip_control":
{'action': 'replace',
'html' : render("/_control.mako")}})
