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#!venv/bin/python
import os
import hashlib
import base64
import time
from shutil import rmtree
from flask import Flask, render_template, jsonify, request, redirect, send_from_directory
from flask_dropzone import Dropzone
from argparse import ArgumentParser
from werkzeug.utils import secure_filename
app = Flask(__name__)
app.config['SECRET_KEY'] = 'Silence is golden. Gerd Eist.'
#app.jinja_env.trim_blocks = True
#app.jinja_env.lstrip_blocks = True
app.config['PREFERRED_URL_SCHEME'] = 'https'
app.config['DROPZONE_SERVE_LOCAL'] = True
app.config['DROPZONE_MAX_FILE_SIZE'] = 128
app.config['DROPZONE_UPLOAD_MULTIPLE'] = True
app.config['DROPZONE_PARALLEL_UPLOADS'] = 10
app.config['DROPZONE_ALLOWED_FILE_CUSTOM'] = True
app.config['DROPZONE_ALLOWED_FILE_TYPE'] = ''
app.config['DROPZONE_DEFAULT_MESSAGE'] = 'Ziehe die Dateien hier hin, um sie hochzuladen oder klicken Sie zur Auswahl.'
dropzone = Dropzone(app)
basedir = os.getenv('FILER_BASEDIR', './Daten')
filettl = int(os.getenv('FILER_FILETTL', 10))
#### ADMIN FACING DIRECTORY LISTS ####
####
####
@app.route("/admin", methods=['GET'])
def admin():
url_root = request.url_root.replace('http://', 'https://', 1)
users = os.listdir(os.path.join(basedir, 'Mandanten'))
return render_template('admin.html', users = users, tree = make_tree(basedir, 'Public'), url_root = url_root)
@app.route("/admin/Dokumente/<user>", methods=['GET'])
def admin_dokumente(user):
return render_template('mandant.html', admin = 'admin/', user = user, tree = make_tree(basedir, os.path.join('Dokumente', user)))
@app.route("/admin/del-user/<user>", methods=['POST'])
def admin_deluser(user):
method = request.form.get('_method', 'POST')
if method == 'DELETE':
rmtree(os.path.join(basedir, 'Dokumente', secure_filename(user)))
os.unlink(os.path.join(basedir, 'Mandanten', secure_filename(user)))
return redirect('/admin')
@app.route("/admin/new-user", methods=['POST'])
def admin_newuser():
password = request.form.get('password', '')
user = request.form.get('user', '')
if not password or not user:
return "Username or password missing", 400
directory = secure_filename(user)
salt = os.urandom(4)
sha = hashlib.sha1(password.encode('utf-8'))
sha.update(salt)
digest_salt_b64 = base64.b64encode(sha.digest()+ salt)
tagged_digest_salt = '{{SSHA}}{}'.format(digest_salt_b64.decode('ascii'))
try:
if not os.path.exists(os.path.join(basedir, 'Dokumente', directory)):
os.mkdir(os.path.join(basedir, 'Dokumente', directory))
with open(os.path.join(basedir, 'Mandanten', directory), 'w+', encoding='utf-8') as htpasswd:
htpasswd.write("{}:{}\n".format(user, tagged_digest_salt))
except OSError as error:
return "Couldn't create user scope", 500
return redirect('/admin')
#### USER FACING DIRECTORY LIST ####
####
####
@app.route("/Dokumente/<user>", methods=['GET'])
def mandant(user):
return render_template('mandant.html', admin = '', user = user, tree = make_tree(basedir, os.path.join('Dokumente', user)))
#### UPLOAD FILE ROUTES ####
####
####
@app.route('/Dokumente/<user>', methods=['POST'])
@app.route('/admin/Dokumente/<user>', methods=['POST'])
def upload_mandant(user):
for key, f in request.files.items():
if key.startswith('file'):
username = secure_filename(user)
filename = secure_filename(f.filename)
f.save(os.path.join(basedir, 'Dokumente', username, filename))
return 'upload template'
@app.route('/admin', methods=['POST'])
def upload_admin():
for key, f in request.files.items():
if key.startswith('file'):
filename = secure_filename(f.filename)
f.save(os.path.join(basedir, 'Public', filename))
return 'upload template'
#### DELETE FILE ROUTES ####
####
####
@app.route('/Dokumente/<user>/<path:filename>', methods=['POST'])
def delete_file_mandant(user, filename):
method = request.form.get('_method', 'POST')
if method == 'DELETE':
os.unlink(os.path.join(basedir, 'Dokumente', secure_filename(user), secure_filename(filename)))
return redirect('/Dokumente/'+user)
@app.route('/admin/Dokumente/<user>/<path:filename>', methods=['POST'])
def delete_file_mandant_admin(user, filename):
method = request.form.get('_method', 'POST')
if method == 'DELETE':
os.unlink(os.path.join(basedir, 'Dokumente', secure_filename(user), secure_filename(filename)))
return redirect('/admin/Dokumente/'+user)
@app.route('/admin/Public/<path:filename>', methods=['POST'])
def delete_file_admin(filename):
method = request.form.get('_method', 'POST')
if method == 'DELETE':
os.unlink(os.path.join(basedir, 'Public', secure_filename(filename)))
return redirect('/admin')
#### SERVE FILES RULES ####
####
####
@app.route('/admin/Dokumente/<user>/<path:filename>', methods=['GET'])
@app.route('/Dokumente/<user>/<path:filename>', methods=['GET'])
def custom_static(user, filename):
return send_from_directory(os.path.join(basedir, 'Dokumente'), os.path.join(user, filename))
@app.route('/Public/<path:filename>')
def custom_static_public(filename):
return send_from_directory(os.path.join(basedir, 'Public'), filename)
def make_tree(rel, path):
tree = dict(name=path, download=os.path.basename(path), children=[])
try: lst = os.listdir(os.path.join(rel,path))
except OSError:
pass #ignore errors
else:
for name in lst:
fn = os.path.join(path, name)
if os.path.isdir(os.path.join(rel,fn)):
tree['children'].append(make_tree(rel, fn))
else:
ttl = filettl - int((time.time() - os.path.getmtime(os.path.join(rel,fn))) / (24*3600))
tree['children'].append(dict(name=fn, download=name, ttl = ttl))
return tree
if __name__ == "__main__":
parser = ArgumentParser(description="Filer")
parser.add_argument("-H", "--host", help="Hostname of the Flask app " + "[default %s]" % "127.0.0.1", default="127.0.0.1")
parser.add_argument("-P", "--port", help="Port for the Flask app " + "[default %s]" % "5000", default="5000")
args = parser.parse_args()
app.run(host=args.host, port=int(args.port))
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