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injectxhr.js
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injectxhr.js
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"use strict";
var MockHttpRequest = require("./MockHttpRequest/lib/mock.js");
var querystring = require("querystring");
module.exports = function injectXHR(req2resp) {
var OriginalXHR = global.XMLHttpRequest;
global.XMLHttpRequest = MockHttpRequest;
MockHttpRequest.prototype.onsend = function () {
var xhr = this;
var info = new global.URL(xhr.url, "http:https://localhost:5984/_utils");
if (["http:", "https:"].indexOf(info.protocol) === -1) {
var realXhr = new OriginalXHR();
realXhr.open(xhr.method, xhr.url);
for (var header in xhr.requestHeaders) {
realXhr.setRequestHeader(header, xhr.requestHeaders[header]);
}
realXhr.responseType = xhr.responseType;
realXhr.send(xhr.requestText);
realXhr.onload = function () {
var headers = realXhr.getAllResponseHeaders();
headers.trim().split("\n").forEach(function (line) {
var name = line.split(":")[0].trim();
var value = line.split(":")[1].trim();
xhr.setResponseHeader(name, value);
});
if (realXhr.responseType === "") {
xhr.responseText = realXhr.responseText;
} else {
xhr.response = realXhr.response;
}
xhr.receive(realXhr.status);
};
return;
}
var req = {
path: info.pathname.split("/").filter(function (piece) {return piece; }),
query: querystring.parse(info.search.substr(1)),
method: xhr.method,
body: xhr.requestText === null ? "undefined" : xhr.requestText,
headers: xhr.requestHeaders
};
req2resp(req)
.then(function (resp) {
xhr.setResponseHeader("Content-Type", "application/json");
xhr.receive(resp.status, resp.body);
})
.catch(function (err) {
if (err !== "no_pouchdb_found") {
throw err;
}
global.location.href = "no-pouchdb-found.html";
});
};
var org = MockHttpRequest.prototype.receive;
MockHttpRequest.prototype.receive = function (status, resp) {
console.log(this.method, this.url, "-", status, resp);
return org.apply(this, arguments);
};
};