Mercurial > libervia-web
view libervia/pages/_browser/bridge.py @ 1456:284522d8af44
pages: check redirections for LiberviaPage.getURL:
rel 395
author | Goffi <goffi@goffi.org> |
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date | Wed, 29 Sep 2021 17:38:29 +0200 |
parents | 8998f01088ac |
children | b28025a7cc28 |
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from browser import window import javascript class Bridge: def __getattr__(self, attr): return lambda *args, **kwargs: self.call(attr, *args, **kwargs) def on_load(self, xhr, ev, callback, errback): if xhr.status == 200: ret = javascript.JSON.parse(xhr.response) if callback is not None: if ret is None: callback() else: callback(ret) elif xhr.status == 502: # PROXY_ERROR is used for bridge error ret = javascript.JSON.parse(xhr.response) if errback is not None: errback(ret) else: print(f"bridge called failed: code: {xhr.response}, text: {xhr.statusText}") if errback is not None: errback({"fullname": "InternalError", "message": xhr.statusText}) def call(self, method_name, *args, callback, errback, **kwargs): xhr = window.XMLHttpRequest.new() xhr.bind('load', lambda ev: self.on_load(xhr, ev, callback, errback)) xhr.bind('error', lambda ev: errback( {"fullname": "ConnectionError", "message": xhr.statusText})) xhr.open("POST", f"/_bridge/{method_name}", True) data = javascript.JSON.stringify({ "args": args, "kwargs": kwargs, }) xhr.setRequestHeader('X-Csrf-Token', window.csrf_token) xhr.send(data)