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try to get preview from peers, fixes #79

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This commit is contained in:
j 2016-01-21 12:35:49 +05:30
commit 5f8094bba3
5 changed files with 33 additions and 12 deletions
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14
oml/nodes.py
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@ -359,10 +359,11 @@ class Node(Thread):
logger.debug('FAILED %s', url)
return False
def download_preview(self, item):
def download_preview(self, item_id):
logger.debug('trying to download preview from %s for %s', self.url, item_id)
from item.icons import icons
self.resolve()
url = '%s/preview/%s' % (self.url, item.id)
url = '%s/preview/%s' % (self.url, item_id)
self._opener.addheaders = list(zip(self.headers.keys(), self.headers.values()))
try:
r = self._opener.open(url, timeout=self.TIMEOUT*2)
@ -376,9 +377,9 @@ class Node(Thread):
if r.headers.get('content-encoding', None) == 'gzip':
fileobj = gzip.GzipFile(fileobj=r)
content = fileobj.read()
key = 'preview:' + item.id
key = 'preview:' + item_id
icons[key] = content
icons.clear('preview:%s:'%item.id)
icons.clear(key+':')
return True
except:
logger.debug('preview download failed %s', url, exc_info=1)
@ -446,6 +447,11 @@ class Nodes(Thread):
def download(self, id, item):
return id in self._nodes and self._nodes[id].download(item)
def download_preview(self, id, item):
return id in self._nodes and \
self._nodes[id].is_online() and \
self._nodes[id].download_preview(item)
def _call(self, target, action, *args):
if target == 'all':
nodes = list(self._nodes.values())