125 lines
3.8 KiB
Python
125 lines
3.8 KiB
Python
import flask
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from flask import request
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import json
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import mimetypes
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import os
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import decorators
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site = flask.Flask(__name__)
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site.config.update(
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SEND_FILE_MAX_AGE_DEFAULT=180,
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TEMPLATES_AUTO_RELOAD=True,
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)
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site.jinja_env.add_extension('jinja2.ext.do')
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site.debug = True
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####################################################################################################
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####################################################################################################
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####################################################################################################
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####################################################################################################
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def make_json_response(j, *args, **kwargs):
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dumped = json.dumps(j)
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response = flask.Response(dumped, *args, **kwargs)
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response.headers['Content-Type'] = 'application/json;charset=utf-8'
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return response
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def send_file(filepath):
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'''
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Range-enabled file sending.
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'''
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try:
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file_size = os.path.getsize(filepath)
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except FileNotFoundError:
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flask.abort(404)
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outgoing_headers = {}
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mimetype = mimetypes.guess_type(filepath)[0]
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if mimetype is not None:
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if 'text/' in mimetype:
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mimetype += '; charset=utf-8'
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outgoing_headers['Content-Type'] = mimetype
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if 'range' in request.headers:
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desired_range = request.headers['range'].lower()
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desired_range = desired_range.split('bytes=')[-1]
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int_helper = lambda x: int(x) if x.isdigit() else None
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if '-' in desired_range:
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(desired_min, desired_max) = desired_range.split('-')
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range_min = int_helper(desired_min)
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range_max = int_helper(desired_max)
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else:
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range_min = int_helper(desired_range)
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if range_min is None:
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range_min = 0
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if range_max is None:
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range_max = file_size
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# because ranges are 0-indexed
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range_max = min(range_max, file_size - 1)
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range_min = max(range_min, 0)
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range_header = 'bytes {min}-{max}/{outof}'.format(
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min=range_min,
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max=range_max,
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outof=file_size,
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)
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outgoing_headers['Content-Range'] = range_header
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status = 206
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else:
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range_max = file_size - 1
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range_min = 0
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status = 200
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outgoing_headers['Accept-Ranges'] = 'bytes'
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outgoing_headers['Content-Length'] = (range_max - range_min) + 1
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if request.method == 'HEAD':
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outgoing_data = bytes()
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else:
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outgoing_data = helpers.read_filebytes(filepath, range_min=range_min, range_max=range_max)
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response = flask.Response(
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outgoing_data,
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status=status,
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headers=outgoing_headers,
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)
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return response
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####################################################################################################
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####################################################################################################
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####################################################################################################
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####################################################################################################
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@site.route('/')
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@decorators.give_session_token
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def root():
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return flask.render_template('root.html')
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@site.route('/favicon.ico')
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@site.route('/favicon.png')
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def favicon():
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filename = os.path.join('static', 'favicon.png')
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return flask.send_file(filename)
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@site.route('/static/<filename>')
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def get_static(filename):
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filename = filename.replace('\\', os.sep)
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filename = filename.replace('/', os.sep)
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filename = os.path.join('static', filename)
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return flask.send_file(filename)
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@site.route("/float/<float:value>")
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def float_type(value):
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print(value + 1)
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return "correct"
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if __name__ == '__main__':
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#site.run(threaded=True)
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pass
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