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server.py
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server.py
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from fetch import Fetch
from parsing import Parser, idGenerator
from flask import Flask, Response, json, request
from database import addDB, updateDB, removeDBbyCID, removeDBbyURL, getDBbyCID, getDBbyURL, getAllDB
import json
import re
# Todo User System.
# Todo 2 Database Implentation.
# Todo 3 on Wrong RSS remove added URL and send back response.
# Todo 4 If URL already exists reject
# Todo 5 Proper Err msging and on resp
newFetcher = Fetch()
app = Flask(__name__)
def checkURL(url):
match = re.match(r'http[s]?://.*', url)
if match:
return True
else:
return False
@app.route("/", methods=['GET'])
def index():
r = {
'success': True,
'msg': "Server Index Point ..."
}
resp = Response(json.dumps(r))
resp.headers['Content-Type'] = 'application/json'
resp.headers['Access-Control-Allow-Origin'] = '*' #! CORS
resp.headers['Access-Control-Allow-Methods'] = 'GET'
return resp
@app.route("/add", methods=['POST', 'OPTIONS'])
def addURL():
# Todo Do this to every route - pitfall rescue
content = request.json
try:
url = content['URL']
# future Test URL HERE THEN RESPOND
if checkURL(url):
r = {
'success': True,
'msg': "URL Added ..."
}
try:
if getDBbyURL(url) is None:
addDB(idGenerator(15), url)
else:
r = {
'success': False,
'msg': 'Duplicate URL ...'
}
except Exception as err:
print(err)
r = {
'success': False,
'msg': "RSS Fetch Error ..."
}
else:
r = {
'success': False,
'msg': "Wrong URL Type ..."
}
resp = Response(json.dumps(r))
resp.headers['Content-Type'] = 'application/json'
resp.headers['Access-Control-Allow-Origin'] = '*' #! CORS
resp.headers['Access-Control-Allow-Methods'] = 'POST, OPTIONS'
resp.headers['Access-Control-Allow-Headers'] = 'Origin, X-Requested-With, Content-Type, Accept'
return resp
except Exception as err:
print(err)
r = {
'success': False,
'request': content,
'msg': "Wrong Parameters"
}
resp = Response(json.dumps(r))
resp.headers['Content-Type'] = 'application/json'
resp.headers['Access-Control-Allow-Origin'] = '*' #! CORS
resp.headers['Access-Control-Allow-Methods'] = 'POST, OPTIONS'
resp.headers['Access-Control-Allow-Headers'] = 'Origin, X-Requested-With, Content-Type, Accept'
return resp
@app.route("/get", methods=['GET'])
def getAllRSS():
resp = getAllDB()
datas = newFetcher.fetchAll(resp)
rssList = []
for data in datas:
rss = Parser.convertFromXML(data['xml'])
if rss != False:
d = {
'cid': data['cid'],
'url': data['url'],
'title': rss.title,
'link': rss.link,
'description': rss.desc,
'itemList': rss.itemList
}
rssList.append(d)
r = {
'success': True,
'data': rssList
}
resp = Response(json.dumps(r))
resp.headers['Content-Type'] = 'application/json'
resp.headers['Access-Control-Allow-Origin'] = '*' #! CORS
resp.headers['Access-Control-Allow-Methods'] = 'GET'
resp.headers['Access-Control-Allow-Headers'] = 'Origin, X-Requested-With, Content-Type, Accept'
return resp
@app.route("/getone", methods=['POST', 'OPTIONS'])
def getOneRSS():
content = request.json
try:
data = newFetcher.fetchOne(content['URL'])
if data is not None:
rss = Parser.convertFromXML(data)
else:
r = {
'success': False,
'msg': "RSS Fetch Error ..."
}
resp = Response(json.dumps(r))
resp.headers['Content-Type'] = 'application/json'
resp.headers['Access-Control-Allow-Origin'] = '*' #! CORS
resp.headers['Access-Control-Allow-Methods'] = 'OPTIONS, POST'
resp.headers['Access-Control-Allow-Headers'] = 'Origin, X-Requested-With, Content-Type, Accept'
return resp
if rss == False:
removeDBbyURL(content['URL'])
r = {
'success': False,
'msg': "Parsing Error ..."
}
resp = Response(json.dumps(r))
resp.headers['Content-Type'] = 'application/json'
resp.headers['Access-Control-Allow-Origin'] = '*' #! CORS
resp.headers['Access-Control-Allow-Methods'] = 'OPTIONS, POST'
resp.headers['Access-Control-Allow-Headers'] = 'Origin, X-Requested-With, Content-Type, Accept'
return resp
else:
db_resp = getDBbyURL(content['URL'])
if db_resp is None:
cid = idGenerator(15)
r = addDB(cid, content['URL'])
if r == False:
a = updateDB(cid, content['URL'])
print(a, r)
d = {
'cid': db_resp['cid'],
'url': content['URL'],
'title': rss.title,
'link': rss.link,
'description': rss.desc,
'itemList': rss.itemList
}
r = {
'success': True,
'data': d
}
resp = Response(json.dumps(r))
resp.headers['Content-Type'] = 'application/json'
resp.headers['Access-Control-Allow-Origin'] = '*' #! CORS
resp.headers['Access-Control-Allow-Methods'] = 'OPTIONS, POST'
resp.headers['Access-Control-Allow-Headers'] = 'Origin, X-Requested-With, Content-Type, Accept'
return resp
except Exception as err:
print(err)
r = {
'success': False,
'request': content,
'msg': "Wrong Parameters"
}
resp = Response(json.dumps(r))
resp.headers['Content-Type'] = 'application/json'
resp.headers['Access-Control-Allow-Origin'] = '*' #! CORS
resp.headers['Access-Control-Allow-Methods'] = 'OPTIONS, POST'
resp.headers['Access-Control-Allow-Headers'] = 'Origin, X-Requested-With, Content-Type, Accept'
return resp
@app.route("/refresh", methods=['POST', 'OPTIONS'])
def refresh():
try:
content = request.json
cid_req = content['CID']
url = getDBbyCID(cid_req)
if url is not None:
data = newFetcher.fetchOne(url)
new_rss = Parser.convertFromXML(data)
d = {
'cid': cid_req,
'url': url,
'title': new_rss.title,
'link': new_rss.link,
'description': new_rss.desc,
'itemList': new_rss.itemList
}
r = {
'success': True,
'data': d
}
resp = Response(json.dumps(r))
resp.headers['Content-Type'] = 'application/json'
resp.headers['Access-Control-Allow-Origin'] = '*' #! CORS
resp.headers['Access-Control-Allow-Methods'] = 'OPTIONS, POST'
resp.headers['Access-Control-Allow-Headers'] = 'Origin, X-Requested-With, Content-Type, Accept'
return resp
r = {
'success': False,
'msg': "RSS Not Found ..."
}
resp = Response(json.dumps(r))
resp.headers['Content-Type'] = 'application/json'
resp.headers['Access-Control-Allow-Origin'] = '*' #! CORS
resp.headers['Access-Control-Allow-Methods'] = 'OPTIONS, POST'
resp.headers['Access-Control-Allow-Headers'] = 'Origin, X-Requested-With, Content-Type, Accept'
return resp
except Exception as err:
print(err)
r = {
'success': False,
'msg': "Wrong Parameters ..."
}
resp = Response(json.dumps(r))
resp.headers['Content-Type'] = 'application/json'
resp.headers['Access-Control-Allow-Origin'] = '*' #! CORS
resp.headers['Access-Control-Allow-Methods'] = 'OPTIONS, POST'
resp.headers['Access-Control-Allow-Headers'] = 'Origin, X-Requested-With, Content-Type, Accept'
return resp
@app.route("/remove", methods=['DELETE', 'OPTIONS'])
def remove():
if request.method == 'OPTIONS':
resp = Response()
resp.headers['Content-Type'] = 'application/json'
resp.headers['Access-Control-Allow-Origin'] = '*' #! CORS
resp.headers['Access-Control-Allow-Methods'] = 'OPTIONS, DELETE'
resp.headers['Access-Control-Allow-Headers'] = 'Origin, X-Requested-With, Content-Type, Accept'
return resp
else:
try:
content = request.json
print(content)
a = removeDBbyCID(content['CID'])
print(a)
r = {
'success': True,
'msg': "RSS Removed ..."
}
resp = Response(json.dumps(r))
resp.headers['Content-Type'] = 'application/json'
resp.headers['Access-Control-Allow-Origin'] = '*' #! CORS
resp.headers['Access-Control-Allow-Methods'] = 'OPTIONS, DELETE'
resp.headers['Access-Control-Allow-Headers'] = 'Origin, X-Requested-With, Content-Type, Accept'
return resp
except Exception as err:
print(err)
r = {
'success': False,
'request': content,
'msg': "Wrong Parameters"
}
resp = Response(json.dumps(r))
resp.headers['Content-Type'] = 'application/json'
resp.headers['Access-Control-Allow-Origin'] = '*' #! CORS
resp.headers['Access-Control-Allow-Methods'] = 'OPTIONS, DELETE'
resp.headers['Access-Control-Allow-Headers'] = 'Origin, X-Requested-With, Content-Type, Accept'
return resp
if __name__ == '__main__':
app.run(debug=True)