openwebrxplus/owrx/controllers/file.py

86 lines
3.1 KiB
Python

from owrx.controllers.admin import Authentication
from owrx.controllers.template import WebpageController
from owrx.controllers.assets import AssetsController
from owrx.storage import Storage
import json
import re
import logging
logger = logging.getLogger(__name__)
class FileController(AssetsController):
def getFilePath(self, file):
return Storage.getFilePath(file)
class FilesController(WebpageController):
def __init__(self, handler, request, options):
self.authentication = Authentication()
self.user = self.authentication.getUser(request)
self.isimg = re.compile(r'.*\.(png|bmp|gif|jpg)$')
self.issnd = re.compile(r'.*\.(mp3|wav)$')
super().__init__(handler, request, options)
def isAuthorized(self):
return self.user is not None and self.user.is_enabled() and not self.user.must_change_password
def template_variables(self):
# We need to know if the user is authorized to delete files
admin = self.isAuthorized()
files = Storage.getSharedInstance().getStoredFiles()
rows = ""
for i in range(len(files)):
# Start a row
if i % 3 == 0:
rows += '<tr>\n'
# Show images as they are, show document icon for the rest
if self.isimg.match(files[i]):
shot = "files/" + files[i]
elif self.issnd.match(files[i]):
shot = "static/gfx/audio-file.png"
else:
shot = "static/gfx/text-file.png"
# Admin user gets to delete files
if admin:
buttons = ('<button type="button" ' +
'class="btn btn-sm btn-danger file-delete" ' +
'value="' + files[i] + '">delete</button>')
else:
buttons = ""
# Print out individual tiles
rows += ('<td class="file-tile">' +
('<a href="files/%s" download="%s">' % (files[i], files[i])) +
('<img src="%s" download="%s">' % (shot, files[i])) +
('<p class="file-title">%s</p>' % files[i]) +
('</a>%s</td>\n' % buttons))
# Finish a row
if i % 3 == 2:
rows += '</tr>\n'
# Finish final row
if len(files) > 0 and len(files) % 3 != 0:
rows += '</tr>\n'
# Assign variables
variables = super().template_variables()
variables["rows"] = rows
return variables
def indexAction(self):
self.serve_template("files.html", **self.template_variables())
def delete(self):
try:
data = json.loads(self.get_body().decode("utf-8"))
file = data["name"].strip() if "name" in data else ""
# Only delete if we have a file name AND are authorized
if self.isAuthorized() and len(file) > 0:
Storage.getSharedInstance().deleteFile(file)
self.send_response("{}", content_type="application/json", code=200)
except Exception as e:
logger.debug("delete(): " + str(e))
self.send_response("{}", content_type="application/json", code=400)