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v.1.2.0, capture req/res body in fetch
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@foo123
foo123 committed Apr 13, 2023
1 parent 885cd5f commit 1cd53c9
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Showing 2 changed files with 114 additions and 116 deletions.
228 changes: 113 additions & 115 deletions src/AjaxListener.js
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Original file line number Diff line number Diff line change
Expand Up @@ -23,7 +23,7 @@ var AjaxListener = {VERSION: '1.2.0'},
NATIVE_CODE = /^\s*function\s*[A-Za-z0-9_$]+\s*\([^\(\)]*\)\s*\{\s*\[native code\]\s*\}\s*$/i,
fetch = window.fetch,
xhr = window.XMLHttpRequest,
nRequest = window.Request,
nRequest = window.Request,
xhrOpen, xhrSend, xhrSetRequestHeader
;

Expand Down Expand Up @@ -320,15 +320,15 @@ AjaxListener.Response = alResponse;

function Request(input, options)
{
var r = new nRequest(input, options), body = options ? options.body : '';
r.getOriginalBody = function() {return body;};
/*return new Proxy(r, {
get(target, prop, receiver) {
if ("bodyOrig" === prop) return body;
return Reflect.get(Array.prototype.slice.call(arguments));
}
});*/
return r;
var r = new nRequest(input, options), body = options ? options.body : '';
r.getOriginalBody = function() {return body;};
/*return new Proxy(r, {
get(target, prop, receiver) {
if ("bodyOrig" === prop) return body;
return Reflect.get(Array.prototype.slice.call(arguments));
}
});*/
return r;
}
function listenerFetch(request)
{
Expand All @@ -337,103 +337,101 @@ function listenerFetch(request)
fetch.apply(window, args).then(function(response) {
if (callbacks.length)
{
var arrayBuffer = response.arrayBuffer,
blob = response.blob,
formData = response.formData,
json = response.json,
text = response.text,
body = response.body,
timer = null,
notified = false,
n = function n() {
clearTimeout(timer);
if (notified) return;
notified = true;
notify(
request instanceof nRequest
? new alRequest('fetch', request.method, request.url, factory(extract_headers, request.headers), request.getOriginalBody ? request.getOriginalBody() : request.body)
: new alRequest('fetch', options.method || 'GET', request, factory(get_headers, options.headers || {}), options.body || ''),
new alResponse('fetch', response.status, response.url || request.url, factory(extract_headers, response.headers), body)
);
}
;
timer = setTimeout(n, 500);
response.arrayBuffer = function() {
return new Promise(function(res, rej) {
arrayBuffer.call(response)
.then(function(b) {
body = b;
setTimeout(n, 0);
res(b);
})
.catch(function(err) {
setTimeout(n, 0);
rej(err);
});
});
};
response.blob = function() {
return new Promise(function(res, rej) {
blob.call(response)
.then(function(b) {
body = b;
setTimeout(n, 0);
res(b);
})
.catch(function(err) {
setTimeout(n, 0);
rej(err);
});
});
};
response.formData = function() {
return new Promise(function(res, rej) {
formData.call(response)
.then(function(b) {
body = b;
setTimeout(n, 0);
res(b);
})
.catch(function(err) {
setTimeout(n, 0);
rej(err);
});
});
};
response.json = function() {
return new Promise(function(res, rej) {
json.call(response)
.then(function(b) {
body = b;
setTimeout(n, 0);
res(b);
})
.catch(function(err) {
setTimeout(n, 0);
rej(err);
});
});
};
response.text = function() {
return new Promise(function(res, rej) {
text.call(response)
.then(function(b) {
body = b;
setTimeout(n, 0);
res(b);
})
.catch(function(err) {
setTimeout(n, 0);
rej(err);
});
});
};
resolve(response);
var arrayBuffer = response.arrayBuffer,
blob = response.blob,
formData = response.formData,
json = response.json,
text = response.text,
body = response.body,
timer = null,
notified = false,
n = function n() {
clearTimeout(timer);
if (notified) return;
notified = true;
setTimeout(function() {
notify(
request instanceof nRequest
? new alRequest('fetch', request.method, request.url, factory(extract_headers, request.headers), request.getOriginalBody ? request.getOriginalBody() : request.body)
: new alRequest('fetch', options.method || 'GET', request, factory(get_headers, options.headers || {}), options.body || ''),
new alResponse('fetch', response.status, response.url || request.url, factory(extract_headers, response.headers), body)
);
}, 0);
}
;
timer = setTimeout(n, 500);
response.arrayBuffer = function() {
return new Promise(function(res, rej) {
arrayBuffer.call(response)
.then(function(b) {
body = b;
n();
res(b);
})
.catch(function(err) {
n();
rej(err);
});
});
};
response.blob = function() {
return new Promise(function(res, rej) {
blob.call(response)
.then(function(b) {
body = b;
n();
res(b);
})
.catch(function(err) {
n();
rej(err);
});
});
};
response.formData = function() {
return new Promise(function(res, rej) {
formData.call(response)
.then(function(b) {
body = b;
n();
res(b);
})
.catch(function(err) {
n();
rej(err);
});
});
};
response.json = function() {
return new Promise(function(res, rej) {
json.call(response)
.then(function(b) {
body = b;
n();
res(b);
})
.catch(function(err) {
n();
rej(err);
});
});
};
response.text = function() {
return new Promise(function(res, rej) {
text.call(response)
.then(function(b) {
body = b;
n();
res(b);
})
.catch(function(err) {
n();
rej(err);
});
});
};
}
else
{
resolve(response);
}
resolve(response);
}).catch(function(err) {
reject(err);
});
Expand Down Expand Up @@ -485,12 +483,12 @@ AjaxListener.install = function() {
{
fetch.ajaxListener.uninstall();
fetch = window.fetch;
nRequest = window.Request;
nRequest = window.Request;
}
if (is_native_function(fetch))
{
window.fetch = listenerFetch;
if (is_native_function(nRequest)) window.Request = Request;
if (is_native_function(nRequest)) window.Request = Request;
installed = true;
}
}
Expand Down Expand Up @@ -521,14 +519,14 @@ AjaxListener.uninstall = function() {
if (installed)
{
if (is_native_function(fetch))
{
window.fetch = fetch;
window.Request = nRequest;
}
{
window.fetch = fetch;
window.Request = nRequest;
}
if (is_native_function(xhrOpen))
{
xhr.prototype.open = xhrOpen;
}
{
xhr.prototype.open = xhrOpen;
}
xhrOpen = null;
xhrSend = null;
xhrSetRequestHeader = null;
Expand Down
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