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import queue , time , uuid , json , logging , datetime , os
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from flask import Flask , render_template , request , make_response , session , send_file , g
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from flask_socketio import SocketIO , join_room , leave_room
from flask_session import Session
from markupsafe import escape
from . db import get_db
#flask_config
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DATABASE = ' /home/matekasse/Website/mate.db '
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def create_logs ( app ) :
now = datetime . datetime . now ( ) . strftime ( ' %d - % m- % Y- % H- % M- % S ' )
logging . basicConfig ( filename = f " logs/matekasse- { now } .log " , filemode = ' w ' , format = ' %(asctime)s - %(name)s - %(levelname)s - %(message)s ' , encoding = ' utf-8 ' , level = logging . INFO )
app . logger = logging . getLogger ( ' db ' )
app . logger . info ( " Website is starting " )
def create_app ( test_config = None ) :
app = Flask ( __name__ )
key = str ( uuid . uuid4 ( ) . hex )
if test_config is None :
app . config [ ' SESSION_TYPE ' ] = ' filesystem '
app . config [ ' SECRET_KEY ' ] = key
app . config [ ' DATABASE ' ] = DATABASE
else :
app . config . from_mapping ( test_config )
try :
os . makedirs ( app . instance_path )
except OSError :
pass
with app . app_context ( ) :
create_logs ( app )
Session ( app )
socketio = SocketIO ( app )
#@app.teardown_appcontext
#def close_connection(exception):
# db = getattr(g, '_database', None)
# if db is not None:
# db.close()
# app.logger.info("Website exited")
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#var
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user_queue = queue . Queue ( )
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#website
@app.route ( ' /favicon.ico ' )
def favicon ( ) :
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return send_file ( " ../static/Logo_CCC.svg.png " )
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#@app.route('/socket.io.js')
#def socketiojs():
# return url_for('static', filename='socket.io.js')
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@app.route ( " / " )
def index ( ) :
return """
< a href = " /list " > user and tag list < / a >
< p > The creator of this website accepts no liability for any linguistic or technical errors ! < / p >
< br style = " line-height: 500 % ; " > < / br >
< a href = " /documentation " > Doumentation < / a > < script src = " /socket.io.js " integrity = " sha512-q/dWJ3kcmjBLU4Qc47E4A9kTB4m3wuTY7vkFJDTZKjTs8jhyGQnaUrxa0Ytd0ssMZhbNua9hE+E7Qv1j+DyZwA== " crossorigin = " anonymous " >
< / script >
< script type = " text/javascript " charset = " utf-8 " >
window . location = " /list "
< / script >
"""
@app.route ( " /list " )
def list ( ) :
db = get_db ( )
c = db . cursor ( )
c . execute ( " SELECT * FROM users " )
users = c . fetchall ( )
text = " "
for i in users :
text = text + f ' <p><a href= " list/user?id= { i [ 0 ] } " > { escape ( i [ 1 ] ) } </a>: { i [ 2 ] } <form action= " /change " method= " get " ><input name= " id " type= " hidden " value= " { i [ 0 ] } " > Change balance: <input name= " change " ><input type= " submit " ></form></p> <br style= " line-height: 50%; " ></br> '
return ''' <!DOCTYPE html>
< html lang = " en " >
< script src = " https://cdnjs.cloudflare.com/ajax/libs/socket.io/4.0.1/socket.io.js " integrity = " sha512-q/dWJ3kcmjBLU4Qc47E4A9kTB4m3wuTY7vkFJDTZKjTs8jhyGQnaUrxa0Ytd0ssMZhbNua9hE+E7Qv1j+DyZwA== " crossorigin = " anonymous " > < / script >
< script type = " text/javascript " charset = " utf-8 " >
var socket = io ( ) ;
socket . on ( " update " , function ( ) {
window . location = " http://matekasse.server.c3h/list "
} ) ;
< / script >
< p > < a href = " /list " > user and tag list < / a > | < a href = " /documentation " > Documentation < / a > < / p >
< p > 1 Credit = 1 , 50 Euro < / p >
< form action = " /list/user " method = " get " > Search for User : < input name = " user " > < input type = " submit " > < / form >
< form action = " /adduser " method = " get " > < button type = " submit " > Add User < / button > < / form >
< br > < / br >
''' + text + ' <a href= " /documentation " >Doumentation</a></html> '
@app.route ( " /list/user " , methods = [ ' GET ' ] )
def user_info ( ) :
db = get_db ( )
c = db . cursor ( )
id = request . args . get ( " id " )
c . execute ( f " SELECT * FROM users WHERE id=? " , [ id ] )
user_list = c . fetchall ( )
if user_list != [ ] :
user = user_list [ 0 ]
c . execute ( f " SELECT * FROM tags WHERE userid= { user [ 0 ] } " )
tags = c . fetchall ( )
text = " "
for tag in tags :
text = text + f " <p> { tag [ 0 ] } </p> "
return f """ <!DOCTYPE html>
< html lang = " en " >
< script src = " https://cdnjs.cloudflare.com/ajax/libs/socket.io/4.0.1/socket.io.js " integrity = " sha512-q/dWJ3kcmjBLU4Qc47E4A9kTB4m3wuTY7vkFJDTZKjTs8jhyGQnaUrxa0Ytd0ssMZhbNua9hE+E7Qv1j+DyZwA== " crossorigin = " anonymous " > < / script >
< script type = " text/javascript " charset = " utf-8 " >
var socket = io ( ) ;
""" + ' socket.on( " update " , function() { window.location= " http://matekasse.server.c3h/list/user?id= ' + id + ' " }); ' + f """
< / script >
< p > < a href = " /list " > user and tag list < / a > | < a href = " /documentation " > Documentation < / a > < / p >
< p > { escape ( user [ 1 ] ) } : { user [ 2 ] } < p >
< form action = " /addtag " method = " get " > < input name = " id " type = " hidden " value = " {user[0]} " > < button type = " submit " > Add Tag < / button > < / form >
< form action = " /removetag " method = " get " > < input name = " id " type = " hidden " value = " {user[0]} " > < button type = " submit " > Remove Tag < / button > < / form >
< / p > < form action = " /change " method = " get " > < input name = " id " type = " hidden " value = " {user[0]} " > Change balance : < input name = " change " > < input type = " submit " > < / form >
< / p >
< br > < / br >
< p > Tags : < / p >
{ text }
< br > < / br >
< form action = " /removeuser/confirmation " method = " get " > < input name = " id " type = " hidden " value = " {user[0]} " > < button type = " submit " > Remove User < / button > < / form >
< / html >
"""
else :
return " Error: 043 "
@app.route ( " /adduser " )
def new_user ( ) :
return render_template ( " adduser.html " )
@app.route ( " /removeuser " , methods = [ ' GET ' ] )
def remove_user ( ) :
db = get_db ( )
c = db . cursor ( )
user_id = request . args . get ( " id " )
c . execute ( f " SELECT * FROM users WHERE id=? " , [ user_id ] )
users = c . fetchall ( )
if users != [ ] :
user_name = users [ 0 ] [ 1 ]
c . execute ( f " DELETE FROM tags WHERE userid=? " , [ user_id ] )
app . logger . info ( f " Deleted all tags from user ? " , [ user_id ] )
c . execute ( f " DELETE FROM users WHERE id=? " , [ user_id ] )
app . logger . info ( f " Deleted user ? " , [ user_id ] )
db . commit ( )
socketio . emit ( " update " , " update " )
return f ' <p><p><a href= " /list " >user and tag list</a> | <a href= " /documentation " >Documentation</a></p> <p>Deleted user { escape ( user_name ) } </p><a href= " /list " >return to the tags and user list</a></p> '
else :
return " Error: 043 "
@app.route ( " /adduser/user " , methods = [ ' GET ' ] )
def adduser ( ) :
db = get_db ( )
c = db . cursor ( )
username = request . args . get ( " username " )
if username == None :
return " 418 "
c . execute ( " SELECT * FROM users WHERE username=? " , [ username ] )
if c . fetchall ( ) == [ ] :
c . execute ( " INSERT or IGNORE INTO users (username, balance) VALUES (?, 0) " , [ username ] )
db . commit ( )
socketio . emit ( " update " , " update " )
c . execute ( f " SELECT * FROM users WHERE username=? " , [ username ] )
user = c . fetchone ( )
app . logger . info ( f " Added user id: { user [ 0 ] } name: { user [ 2 ] } " )
return """ <html>
< script src = " https://cdnjs.cloudflare.com/ajax/libs/socket.io/4.0.1/socket.io.js " integrity = " sha512-q/dWJ3kcmjBLU4Qc47E4A9kTB4m3wuTY7vkFJDTZKjTs8jhyGQnaUrxa0Ytd0ssMZhbNua9hE+E7Qv1j+DyZwA== " crossorigin = " anonymous " > < / script >
< script type = " text/javascript " charset = " utf-8 " >
window . location = " /list " ;
< / script >
< p > tag was sucsesfully added < / p >
< / html >
"""
else :
return ' <p><a href= " /list " >user and tag list</a> | <a href= " /documentation " >Documentation</a></p><p>Error: 757</p> '
@app.route ( " /change " , methods = [ ' GET ' ] )
def change ( ) :
db = get_db ( )
c = db . cursor ( )
try :
user_id = request . args . get ( " id " )
change = int ( request . args . get ( " change " ) )
except :
return ' <p>Error: 095</p><a href= " /list " >tags and user list</a> '
c . execute ( f " SELECT * FROM users WHERE id=? " , [ user_id ] )
users = c . fetchall ( )
if users != [ ] :
balance_old = users [ 0 ] [ 2 ]
c . execute ( f " UPDATE users SET balance = balance + { change } WHERE id= { user_id } " )
db . commit ( )
c . execute ( f " SELECT * FROM users WHERE id= { user_id } " )
user = c . fetchone ( )
app . logger . info ( f " Changed the balance from user { user [ 0 ] } from { balance_old } to { user [ 2 ] } " )
socketio . emit ( " update " , " update " )
return """ <html>
< script src = " https://cdnjs.cloudflare.com/ajax/libs/socket.io/4.0.1/socket.io.js " integrity = " sha512-q/dWJ3kcmjBLU4Qc47E4A9kTB4m3wuTY7vkFJDTZKjTs8jhyGQnaUrxa0Ytd0ssMZhbNua9hE+E7Qv1j+DyZwA== " crossorigin = " anonymous " > < / script >
< script type = " text/javascript " charset = " utf-8 " >
window . location = " /list " ;
< / script >
< / html >
"""
else :
return ' <p><a href= " /list " >user and tag list</a> | <a href= " /documentation " >Documentation</a></p> <p>Error: 043</p> '
@app.route ( " /addtag " , methods = [ ' GET ' ] )
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def get_addtag_request ( ) :
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try :
user_id = int ( request . args . get ( " id " ) )
except : #except im Normalen Code!
return " Error: 095 "
session_id = uuid . uuid4 ( )
session [ id ] = session_id
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user_queue . put ( [ user_id , " add " , session_id ] )
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return render_template ( " addtag.html " , user = user_id )
@socketio.on ( ' addtag ' )
def request_addtag ( data ) :
global finished
global message
join_room ( session [ id ] )
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if len ( user_queue . queue ) > 0 :
user = user_queue . queue [ len ( user_queue . queue ) - 1 ]
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if user == [ data [ " data " ] , " add " , session [ id ] ] :
socketio . emit ( " wait " , " wait " , to = session [ id ] )
i = 0
while finished != [ data [ " data " ] , " add " , session [ id ] ] :
time . sleep ( 1 )
i + = 1
if i > 20 :
socketio . emit ( " error " , " 352 " , to = session [ id ] )
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notimportant = user_queue . get ( )
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break
else :
finished = None
socketio . emit ( " finished " , f " { message } " , to = session [ id ] )
else :
socketio . emit ( " busy " , " busy " , to = session [ id ] )
else :
socketio . emit ( " error " , " 418 " , to = session [ id ] )
leave_room ( session [ id ] )
@app.route ( " /removetag " , methods = [ ' GET ' ] )
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def get_removetag_request ( ) :
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try :
user_id = int ( request . args . get ( " id " ) )
except : #except im Normalen Code!
return " Wrong user id! "
session_id = uuid . uuid4 ( )
session [ id ] = session_id
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user_queue . put ( [ user_id , " remove " , session_id ] )
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return render_template ( " removetag.html " , user = user_id )
@socketio.on ( ' removetag ' )
def request_removetag ( data ) :
global finished
global message
join_room ( session [ id ] )
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if len ( user_queue . queue ) > 0 :
queue_item = user_queue . queue [ len ( user_queue . queue ) - 1 ]
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user = queue_item [ 0 ]
if queue_item == [ data [ " data " ] , " remove " , session [ id ] ] :
socketio . emit ( " wait " , " wait " , to = session [ id ] )
i = 0
while finished != [ data [ " data " ] , " remove " , session [ id ] ] :
time . sleep ( 1 )
i + = 1
if i > 20 :
socketio . emit ( " error " , " 352 " , to = session [ id ] )
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notimportant = user_queue . get ( )
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break
else :
finished = None
socketio . emit ( " finished " , f " { message } " , to = session [ id ] )
else :
socketio . emit ( " busy " , " busy " , to = session [ id ] )
else :
socketio . emit ( " error " , " 418 " , to = session [ id ] )
leave_room ( session [ id ] )
#api
@app.route ( " /api/change " , methods = [ ' GET ' ] )
def api_change ( ) :
db = get_db ( )
c = db . cursor ( )
userid = request . args . get ( " id " )
c . execute ( " SELECT * FROM users WHERE id=? " , [ userid ] )
user_list = c . fetchall ( )
if user_list != [ ] :
user = user_list [ 0 ]
try :
change = int ( request . args . get ( " change " ) )
except :
change = - 1
c . execute ( f " UPDATE users SET balance = balance + { change } WHERE id= { user [ 0 ] } " )
db . commit ( )
c . execute ( f " SELECT * FROM users WHERE id = { userid } " )
user_new = c . fetchone ( )
app . logger . info ( f " Changed the balance from user { user [ 0 ] } from { user [ 2 ] } to { user_new [ 2 ] } " )
socketio . emit ( " update " , " update " )
return make_response ( json . dumps ( { " mode " : " balance " , " username " : user [ 1 ] , " balance " : user_new [ 2 ] } ) )
else :
return make_response ( json . dumps ( { " mode " : " error " , " error " : " 043 " } ) )
@app.route ( " /api/tag_id " , methods = [ ' GET ' ] )
def get_id ( ) :
global finished
global message
db = get_db ( )
c = db . cursor ( )
tag_id = request . args . get ( " id " )
c . execute ( f " SELECT * FROM tags WHERE tagid=? " , [ tag_id ] )
tag_list = c . fetchall ( )
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if user_queue . qsize ( ) > 0 :
queue_item = user_queue . get ( )
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user = queue_item [ 0 ]
state = queue_item [ 1 ]
c . execute ( f " SELECT * FROM users WHERE id=? " , [ user ] )
username = c . fetchone ( ) [ 1 ]
if state == " add " :
c . execute ( f " SELECT * FROM tags WHERE tagid= { tag_id } " )
if c . fetchall ( ) != [ ] :
message = " Error: 170 "
finished = queue_item
return make_response ( json . dumps ( { " mode " : " error " , " error " : " 170 " } ) )
else :
c . execute ( f " INSERT OR IGNORE INTO tags (tagid, userid) VALUES ( { tag_id } , ?) " , [ user ] )
message = f " Added { tag_id } to { username } "
app . logger . info ( message )
finished = queue_item
db . commit ( )
return make_response ( json . dumps ( { " mode " : " message " , " username " : " %s " . format ( username ) , " message " : " A tag was added " } ) )
elif state == " remove " :
c . execute ( f " SELECT * FROM tags WHERE (tagid = { tag_id } AND userid = ?) " , [ user ] )
tags = c . fetchall ( )
if tags != [ ] :
c . execute ( f " DELETE FROM tags WHERE (tagid = { tag_id } AND userid = ?) " , [ user ] )
message = f " Removed { tag_id } from { username } "
app . logger . info ( message )
finished = queue_item
db . commit ( )
return make_response ( json . dumps ( { " mode " : " message " , " username " : " %s " . format ( username ) , " message " : " A tag was removed " } ) )
else :
message = " 054 "
finished = queue_item
return make_response ( json . dumps ( { " mode " : " error " , " error " : " 054 " } ) )
finished = queue_item
socketio . emit ( " update " , " update " )
return make_response ( json . dumps ( { " mode " : " error " , " error " : " 418 " } ) )
elif tag_list != [ ] :
tag = tag_list [ 0 ]
c . execute ( f " SELECT * FROM users WHERE id= { tag [ 1 ] } " )
user_list = c . fetchall ( )
if user_list != [ ] :
balance_old = user_list [ 0 ] [ 2 ]
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if user_queue . qsize ( ) == 0 :
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c . execute ( f " UPDATE users SET balance = balance - 1 WHERE id= { tag [ 1 ] } " )
db . commit ( )
c . execute ( f " SELECT * FROM users WHERE id= { tag [ 1 ] } " )
user = c . fetchone ( )
app . logger . info ( f " Changed the balance from user { user [ 0 ] } from { balance_old } to { user [ 2 ] } " )
socketio . emit ( " update " , " update " )
return make_response ( json . dumps ( { " mode " : " balance " , " username " : user [ 1 ] , " balance " : user [ 2 ] } ) )
else :
return make_response ( json . dumps ( { " mode " : " error " , " error " : " 043 " } ) )
socketio . emit ( " update " , " update " )
return make_response ( json . dumps ( { " mode " : " error " , " error " : " 054 " } ) )
#Documentation
@app.route ( " /documentation " )
def documentation ( ) :
return render_template ( " documentation.html " )
return { " app " : app , " socketio " : socketio }
