76 lines
2.6 KiB
Python
76 lines
2.6 KiB
Python
from configHandler import config
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import pymongo
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from datetime import date,datetime
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import json
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import os
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link_cache_system = config['config']['link_cache']
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if link_cache_system == "json":
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link_cache = {}
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if not os.path.exists("links.json"):
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with open("links.json", "w") as outfile:
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default_link_cache = {}
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json.dump(default_link_cache, outfile)
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try:
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f = open('links.json',)
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link_cache = json.load(f)
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except json.decoder.JSONDecodeError:
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print(" ➤ [ X ] Failed to load cache JSON file. Creating new file.")
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link_cache = {}
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except FileNotFoundError:
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print(" ➤ [ X ] Failed to load cache JSON file. Creating new file.")
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link_cache = {}
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finally:
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f.close()
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elif link_cache_system == "db":
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client = pymongo.MongoClient(config['config']['database'], connect=False)
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table = config['config']['table']
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db = client[table]
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def serializeUnknown(obj):
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if isinstance(obj, (datetime, date)):
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return obj.isoformat()
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raise TypeError ("Type %s not serializable" % type(obj))
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def addVnfToLinkCache(video_link, vnf):
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try:
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if link_cache_system == "db":
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out = db.linkCache.insert_one(vnf)
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print(" ➤ [ + ] Link added to DB cache ")
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return True
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elif link_cache_system == "json":
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link_cache[video_link] = vnf
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with open("links.json", "w") as outfile:
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json.dump(link_cache, outfile, indent=4, sort_keys=True, default=serializeUnknown)
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return None
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except Exception:
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print(" ➤ [ X ] Failed to add link to DB cache")
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return None
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def getVnfFromLinkCache(video_link):
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if link_cache_system == "db":
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collection = db.linkCache
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vnf = collection.find_one({'tweet': video_link})
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# print(vnf)
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if vnf != None:
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hits = ( vnf['hits'] + 1 )
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print(" ➤ [ ✔ ] Link located in DB cache. " + "hits on this link so far: [" + str(hits) + "]")
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query = { 'tweet': video_link }
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change = { "$set" : { "hits" : hits } }
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out = db.linkCache.update_one(query, change)
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return vnf
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else:
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print(" ➤ [ X ] Link not in DB cache")
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return None
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elif link_cache_system == "json":
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if video_link in link_cache:
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print("Link located in json cache")
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vnf = link_cache[video_link]
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return vnf
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else:
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print(" ➤ [ X ] Link not in json cache")
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return None
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elif link_cache_system == "none":
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return None |