123 lines
3.9 KiB
Python
123 lines
3.9 KiB
Python
from . import Controller
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from owrx.config import Config
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from datetime import datetime
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import mimetypes
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import os
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import pkg_resources
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from abc import ABCMeta, abstractmethod
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class AssetsController(Controller, metaclass=ABCMeta):
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def getModified(self, file):
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return datetime.fromtimestamp(os.path.getmtime(self.getFilePath(file)))
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def openFile(self, file):
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return open(self.getFilePath(file), "rb")
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@abstractmethod
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def getFilePath(self, file):
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pass
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def serve_file(self, file, content_type=None):
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try:
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modified = self.getModified(file)
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if modified is not None and "If-Modified-Since" in self.handler.headers:
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client_modified = datetime.strptime(
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self.handler.headers["If-Modified-Since"], "%a, %d %b %Y %H:%M:%S %Z"
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)
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if modified <= client_modified:
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self.send_response("", code=304)
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return
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f = self.openFile(file)
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data = f.read()
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f.close()
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if content_type is None:
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(content_type, encoding) = mimetypes.MimeTypes().guess_type(file)
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self.send_response(data, content_type=content_type, last_modified=modified, max_age=3600)
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except FileNotFoundError:
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self.send_response("file not found", code=404)
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def indexAction(self):
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filename = self.request.matches.group(1)
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self.serve_file(filename)
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class OwrxAssetsController(AssetsController):
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def getFilePath(self, file):
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return pkg_resources.resource_filename("htdocs", file)
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class AprsSymbolsController(AssetsController):
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def __init__(self, handler, request, options):
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pm = Config.get()
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path = pm["aprs_symbols_path"]
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if not path.endswith("/"):
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path += "/"
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self.path = path
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super().__init__(handler, request, options)
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def getFilePath(self, file):
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return self.path + file
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class CompiledAssetsController(Controller):
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profiles = {
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"receiver.js": [
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"openwebrx.js",
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"lib/jquery-3.2.1.min.js",
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"lib/jquery.nanoscroller.js",
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"lib/Header.js",
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"lib/Demodulator.js",
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"lib/DemodulatorPanel.js",
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"lib/BookmarkBar.js",
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"lib/BookmarkDialog.js",
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"lib/AudioEngine.js",
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"lib/ProgressBar.js",
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"lib/Measurement.js",
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"lib/FrequencyDisplay.js",
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"lib/Js8Threads.js",
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"lib/Modes.js",
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],
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"map.js": [
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"lib/jquery-3.2.1.min.js",
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"lib/chroma.min.js",
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"lib/Header.js",
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"map.js",
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],
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}
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def indexAction(self):
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profileName = self.request.matches.group(1)
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if profileName not in CompiledAssetsController.profiles:
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self.send_response("profile not found", code=404)
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return
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files = CompiledAssetsController.profiles[profileName]
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files = [pkg_resources.resource_filename("htdocs", f) for f in files]
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modified = self.getModified(files)
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if modified is not None and "If-Modified-Since" in self.handler.headers:
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client_modified = datetime.strptime(
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self.handler.headers["If-Modified-Since"], "%a, %d %b %Y %H:%M:%S %Z"
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)
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if modified <= client_modified:
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self.send_response("", code=304)
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return
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contents = [self.getContents(f) for f in files]
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(content_type, encoding) = mimetypes.MimeTypes().guess_type(profileName)
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self.send_response("\n".join(contents), content_type=content_type, last_modified=modified, max_age=3600)
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def getContents(self, file):
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with open(file) as f:
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return f.read()
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def getModified(self, files):
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modified = [datetime.fromtimestamp(os.path.getmtime(f)) for f in files]
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return max(*modified)
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