feature #11: implement support for "browser" platform

2026-04-24 00:00:03 +08:00 · 2018-03-01 23:45:54 +01:00
parent 3fcac64597
commit 73e76f6333
7 changed files with 210 additions and 3 deletions
@@ -0,0 +1,165 @@
+var pluginId = module.id.slice(0, module.id.lastIndexOf('.'));
+
+var cordovaProxy = require('cordova/exec/proxy');
+var helpers = require(pluginId + '.helpers');
+
+function serializeJsonData(data) {
+  try {
+    return JSON.stringify(data);
+  } catch (err) {
+    return null;
+  }
+}
+
+function serializePrimitive(key, value) {
+  if (value === null || value === undefined) {
+    return encodeURIComponent(key) + '=';
+  }
+
+  return encodeURIComponent(key) + '=' + encodeURIComponent(value);
+}
+
+function serializeArray(key, values) {
+  return values.map(function(value) {
+    return encodeURIComponent(key) + '[]=' + encodeURIComponent(value);
+  }).join('&');
+}
+
+function serializeParams(params) {
+  if (params === null) return '';
+
+  return Object.keys(params).map(function(key) {
+    if (helpers.getTypeOf(params[key]) === 'Array') {
+      return serializeArray(key, params[key]);
+    }
+
+    return serializePrimitive(key, params[key]);
+  }).join('&');
+}
+
+function createXhrSuccessObject(xhr) {
+  return {
+    url: xhr.responseURL,
+    status: xhr.status,
+    data: helpers.getTypeOf(xhr.responseText) === 'String' ? xhr.responseText : xhr.response,
+    headers: xhr.getAllResponseHeaders()
+  };
+}
+
+function createXhrFailureObject(xhr) {
+  var obj = {};
+
+  obj.headers = xhr.getAllResponseHeaders();
+  obj.error = helpers.getTypeOf(xhr.responseText) === 'String' ? xhr.responseText : xhr.response;
+  obj.error = obj.error || 'advanced-http: please check browser console for error messages';
+
+  if (xhr.responseURL) obj.url = xhr.responseURL;
+  if (xhr.status) obj.status = xhr.status;
+
+  return obj;
+}
+
+function setHeaders(xhr, headers) {
+  Object.keys(headers).forEach(function(key) {
+    if (key === 'Cookie') return;
+
+    xhr.setRequestHeader(key, headers[key]);
+  });
+}
+
+function sendRequest(method, withData, opts, success, failure) {
+  var data = withData ? opts[1] : null;
+  var params = withData ? null : serializeParams(opts[1]);
+  var serializer = withData ? opts[2] : null;
+  var headers = withData ? opts[3] : opts[2];
+  var timeout = withData ? opts[4] : opts[3];
+  var url = params ? opts[0] + '?' + params : opts[0];
+
+  var processedData = null;
+  var xhr = new XMLHttpRequest();
+
+  xhr.open(method, url);
+
+  if (headers.Cookie && headers.Cookie.length > 0) {
+    return failure('advanced-http: custom cookies not supported on browser platform');
+  }
+
+  switch (serializer) {
+    case 'json':
+      processedData = serializeJsonData(data);
+
+      if (processedData === null) {
+        return failure('advanced-http: failed serializing data');
+      }
+
+      break;
+
+    case 'utf8':
+      xhr.setRequestHeader('Content-type', 'application/json; charset=utf8');
+      processedData = data.text;
+      break;
+
+    case 'urlencoded':
+      xhr.setRequestHeader('Content-type', 'application/x-www-form-urlencoded');
+      processedData = serializeParams(data);
+      break;
+  }
+
+  xhr.timeout = timeout * 1000;
+  setHeaders(xhr, headers);
+
+  xhr.onerror = xhr.ontimeout = function () {
+    return failure(createXhrFailureObject(xhr));
+  };
+
+  xhr.onload = function () {
+    if (xhr.readyState !== xhr.DONE) return;
+
+    if (xhr.status < 200 || xhr.status > 299) {
+      return failure(createXhrFailureObject(xhr));
+    }
+
+    return success(createXhrSuccessObject(xhr));
+  };
+
+  xhr.send(processedData);
+}
+
+var browserInterface = {
+  post: function (success, failure, opts) {
+    return sendRequest('post', true, opts, success, failure);
+  },
+  get: function (success, failure, opts) {
+    return sendRequest('get', false, opts, success, failure);
+  },
+  put: function (success, failure, opts) {
+    return sendRequest('put', true, opts, success, failure);
+  },
+  patch: function (success, failure, opts) {
+    return sendRequest('patch', true, opts, success, failure);
+  },
+  delete: function (success, failure, opts) {
+    return sendRequest('delete', false, opts, success, failure);
+  },
+  head: function (success, failure, opts) {
+    return sendRequest('head', false, opts, success, failure);
+  },
+  uploadFile: function (success, failure, opts) {
+    return failure('advanced-http: function "uploadFile" not supported on browser platform');
+  },
+  downloadFile: function (success, failure, opts) {
+    return failure('advanced-http: function "downloadFile" not supported on browser platform');
+  },
+  enableSSLPinning: function (success, failure, opts) {
+    return failure('advanced-http: function "enableSSLPinning" not supported on browser platform');
+  },
+  acceptAllCerts: function (success, failure, opts) {
+    return failure('advanced-http: function "acceptAllCerts" not supported on browser platform');
+  },
+  disableRedirect: function (success, failure, opts) {
+    return failure('advanced-http: function "disableRedirect" not supported on browser platform');
+  }
+};
+
+module.exports = browserInterface;
+cordovaProxy.add('CordovaHttpPlugin', browserInterface);