def avatar_update(request):
response = dict(status="error", message=u"")
form = AvatarForm(request.POST, request.FILES)
if form.is_valid():
user = request.user
profile = Profile.objects.get_or_create(user=user)[0]
if profile.avatar:
delete(profile.avatar)
avatar = form.cleaned_data["file"]
if avatar.content_type == "image/jpeg":
extension = ".jpg"
elif avatar.content_type == "image/png":
extension = ".png"
elif avatar.content_type == "image/gif":
extension = ".gif"
else:
extension = ""
filename = "%i%s" % (user.id, extension)
profile.avatar.save(filename, avatar, save=False)
profile.hide_avatar = False
profile.save()
response["status"] = "success"
response["message"] = u"Your picture is saved."
response["url"] = profile.get_avatar_url() + "?" + str(int(time.time()))
else:
response["message"] = form.errors["file"][0]
# We don't use application/json content type here because IE misinterprets it.
return HttpResponse(json.dumps(response))
def update_screenshot(item, force=False):
api_key = getattr(settings, "URL2PNG_KEY", None)
api_secret = getattr(settings, "URL2PNG_SECRET", None)
if not api_key or not api_secret:
screenshot_logger.warning(u"Either URL2PNG_KEY or URL2PNG_SECRET is missing. Can't fetch screenshot.")
return
url = item.url
url = url.strip()
url = urllib.quote(url, safe="%/:=&?~#+!$,;'@()*[]")
if not url:
return
if item.http_status != 200:
screenshot_logger.warning(u"Skipping '%s'. HTTP status is not 200." % item.url)
return
if item.screenshot and not force:
screenshot_logger.warning(u"Skipping '%s'. Screenshot exists already." % item.url)
return
url_hash = md5_constructor(smart_str(url)).hexdigest()
filename = "%s-%i-%s.png" % (item._meta.object_name.lower(), item.id, url_hash)
filename = os.path.join(item.screenshot.field.get_directory_name(), filename)
# Remove existing screenshot
if item.screenshot:
try:
delete(item.screenshot)
except OSError:
pass
update_item(item, screenshot=None)
full_path = os.path.join(settings.MEDIA_ROOT, filename)
dirname = os.path.dirname(full_path)
if not os.path.exists(dirname):
os.makedirs(dirname)
bounds = "1000x1000"
token = md5_constructor("%s+%s" % (api_secret, url)).hexdigest()
screenshot_url = "http://api.url2png.com/v3/%s/%s/%s/%s" % (api_key, token, bounds, url)
try:
response = urllib2.urlopen(screenshot_url, timeout=120)
except:
screenshot_logger.error(u"Failed to fetch screenshot for '%s': %s %s" % (url, sys.exc_info()[0], sys.exc_info()[1]))
return
f = open(full_path, "w+")
f.write(response.read())
f.close()
update_item(item, screenshot=filename)
screenshot_logger.info(u"Fetched screenshot for '%s'" % url)
def avatar_delete(request):
response = dict(status="error", message=u"")
user = request.user
profile = Profile.objects.get_or_create(user=user)[0]
if profile.avatar:
delete(profile.avatar)
profile.hide_avatar = True
profile.save()
response["status"] = "success"
response["message"] = u"Your picture is deleted."
response["url"] = profile.get_avatar_url()
return response
def update_screenshot(item):
url = item.url
url = url.strip()
url = urllib.quote(url, safe="%/:=&?~#+!$,;'@()*[]")
if not url:
return
if item.http_status != 200:
if item.screenshot:
delete(item.screenshot)
update_item(item, screenshot=None)
return
url_hash = md5_constructor(smart_str(url)).hexdigest()
filename = "%s-%i-%s.png" % (item._meta.object_name.lower(), item.id, url_hash)
filename = os.path.join(item.screenshot.field.get_directory_name(), filename)
# Remove existing screenshot
if item.screenshot:
try:
delete(item.screenshot)
except OSError:
pass
update_item(item, screenshot=None)
full_path = os.path.join(settings.MEDIA_ROOT, filename)
dirname = os.path.dirname(full_path)
if not os.path.exists(dirname):
os.makedirs(dirname)
width = 1024
height = 768
executable = settings.WEBKIT2PNG_EXECUTABLE % dict(
filename=full_path, url='"%s"' % url.replace('"', '\\"'), width=width, height=height
)
if isinstance(executable, unicode):
executable = executable.encode(sys.getfilesystemencoding())
args = shlex.split(executable)
@timeout(timeout_duration=60 * 2)
def fetch_screenshot(args):
p = subprocess.Popen(args)
try:
p.wait()
return 1
except TimeoutError:
p.kill()
raise
finally:
try:
p.terminate()
except OSError:
pass
return None
result = fetch_screenshot(args)
if result:
if os.path.exists(full_path):
update_item(item, screenshot=filename)
else:
update_item(item, screenshot=None)