def download_thumbnail(self, danbooru_item):
"""Retrieve a thumbnail for a specific Danbooru item.
KIO.storedGet is used for asyncrhonous download. Jobs are scheduled
to prevent server overload.
:param danbooru_item: An instance of
:class:`DanbooruItem <danbooru.api.containers.DanbooruItem>`
"""
image_url = kdecore.KUrl(danbooru_item.preview_url)
flags = KIO.JobFlags(KIO.HideProgressInfo)
pixmap = QtGui.QPixmap()
name = image_url.fileName()
# No need to download if in cache
if self.cache is not None:
if self.cache.find(name, pixmap):
danbooru_item.pixmap = pixmap
self.postRetrieved.emit(danbooru_item)
return
job = KIO.storedGet(image_url, KIO.NoReload, flags)
job.setProperty("danbooru_item", QtCore.QVariant(danbooru_item))
# Schedule: we don't want to overload servers
KIO.Scheduler.setJobPriority(job, 1)
job.result.connect(self.__slot_download_thumbnail)
def all_tags(self):
"""Fetch all the current tags."""
parameters = dict(limit=0, order="name")
flags = KIO.JobFlags(KIO.HideProgressInfo)
request_url = utils.danbooru_request_url(self.url, TAG_URL, parameters,
self.username, self.password)
job = KIO.storedGet(request_url, KIO.Reload, flags)
job.result.connect(self.__slot_download_all_tags)
