def delImg(url):
file_path = os.path.dirname(os.path.realpath(__file__)) + u'/image'
urlHash = EncryptUtil.md5(url)
file_name = str(urlHash) + '.jpg'
detailPath = file_path + '\\' + file_name
try:
FileUtil.delFile(detailPath)
print(u'删除图片成功:%s' % detailPath)
except Exception as e:
print(u'删除图片失败:%s' % str(e))
def getStyle(url):
url_hash = EncryptUtil.md5(url)
# 先检查缓存里面的style
file_path = getFilePath(url_hash)
loadF = None
try:
if not os.path.exists(file_path):
# 不存在，则需要下载
styles = CssUtil.downLoad(url)
if styles:
with open(file_path, u'w') as loadF:
json.dump(
{
u'update_time':
datetime.datetime.now().strftime(
u'%Y-%m-%d %H:%M:%S'),
u'url':
url,
u'styles':
styles
}, loadF)
return styles
else:
with open(file_path, u'r') as loadF:
detail = json.load(loadF)
update_time = detail[u'update_time']
styles = detail[u'styles']
# 如果更新时间之间相差5天，就下载
update_time = datetime.datetime.strptime(
update_time, u'%Y-%m-%d %H:%M:%S')
now = datetime.datetime.now()
space_day = (now - update_time).days
if space_day >= 5:
# 需要重新下载
loadF.close()
FileUtil.delFile(file_path)
return getStyle(url)
else:
# 不需要重新下载
return styles
finally:
if loadF:
loadF.close()
