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NGSI.js
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NGSI.js
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/*
* Copyright (c) 2013-2017 CoNWeT Lab., Universidad Politécnica de Madrid
* Copyright (c) 2018-2021 Future Internet Consulting and Development Solutions S.L.
*
* This file is part of ngsijs.
*
* Ngsijs is free software: you can redistribute it and/or modify it under
* the terms of the GNU Affero General Public License as published by the
* Free Software Foundation, either version 3 of the License, or (at your
* option) any later version.
*
* Ngsijs is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU Affero General Public
* License for more details.
*
* You should have received a copy of the GNU Affero General Public License
* along with ngsijs. If not, see <http://www.gnu.org/licenses/>.
*
* Linking this library statically or dynamically with other modules is
* making a combined work based on this library. Thus, the terms and
* conditions of the GNU Affero General Public License cover the whole
* combination.
*
* As a special exception, the copyright holders of this library give you
* permission to link this library with independent modules to produce an
* executable, regardless of the license terms of these independent
* modules, and to copy and distribute the resulting executable under
* terms of your choice, provided that you also meet, for each linked
* independent module, the terms and conditions of the license of that
* module. An independent module is a module which is not derived from
* or based on this library. If you modify this library, you may extend
* this exception to your version of the library, but you are not
* obligated to do so. If you do not wish to do so, delete this
* exception statement from your version.
*
* Modified by: Fermín Galán Márquez - Telefónica
*/
/* global EventSource, exports, require */
(function () {
"use strict";
/**
* @namespace
* @name NGSI
*/
var NGSI;
const privates = new WeakMap();
/* Detect Node.js */
/* istanbul ignore if */
if ((typeof require === 'function') && typeof exports != null) {
NGSI = exports;
var URL = require('whatwg-url').URL;
} else {
NGSI = {};
var URL = window.URL;
/*
* Basic makeRequest implementation for webbrowsers
*/
var merge = function merge(object) {
/* This is a private method and we alway use a correct object parameters
if (object == null || typeof object !== "object") {
throw new TypeError("object argument must be an object");
}*/
Array.prototype.slice.call(arguments, 1).forEach(function (source) {
if (source != null) {
Object.keys(source).forEach(function (key) {
object[key] = source[key];
});
}
});
return object;
};
var setRequestHeaders = function setRequestHeaders() {
var headers, name;
headers = merge({
'Accept': 'application/json, */*'
}, this.options.requestHeaders);
if (this.options.postBody != null && !('Content-Type' in headers) && this.options.contentType != null) {
headers['Content-Type'] = this.options.contentType;
if (this.options.encoding != null) {
headers['Content-Type'] += '; charset=' + this.options.encoding;
}
}
for (name in headers) {
if (headers[name] != null) {
this.transport.setRequestHeader(name, headers[name]);
}
}
};
var Response = function Response(request) {
Object.defineProperties(this, {
'request': {value: request},
'transport': {value: request.transport},
'status': {value: request.transport.status},
'statusText': {value: request.transport.statusText},
'response': {value: request.transport.response}
});
if (request.options.responseType == null || request.options.responseType === '') {
Object.defineProperties(this, {
'responseText': {value: request.transport.responseText},
'responseXML': {value: request.transport.responseXML}
});
}
};
Response.prototype.getHeader = function getHeader(name) {
try {
return this.transport.getResponseHeader(name);
} catch (e) { return null; }
};
var toQueryString = function toQueryString(parameters) {
var key, query = [];
if (parameters != null && typeof parameters === 'object') {
for (key in parameters) {
if (typeof parameters[key] === 'undefined') {
continue;
} else if (parameters[key] === null) {
query.push(encodeURIComponent(key) + '=');
} else {
query.push(encodeURIComponent(key) + '=' + encodeURIComponent(parameters[key]));
}
}
} else {
return null;
}
if (query.length > 0) {
return query.join('&');
} else {
return null;
}
};
var Request = function Request(url, options) {
this.options = merge({
method: 'POST',
asynchronous: true,
responseType: null,
contentType: null,
encoding: null,
postBody: null
}, options);
Object.defineProperties(this, {
method: {
value: this.options.method.toUpperCase()
}
});
var parameters = toQueryString(this.options.parameters);
if (['PUT', 'POST'].indexOf(this.method) !== -1 && this.options.postBody == null) {
if (parameters != null) {
this.options.postBody = parameters;
if (this.options.contentType == null) {
this.options.contentType = 'application/x-www-form-urlencoded';
}
if (this.options.encoding == null) {
this.options.encoding = 'UTF-8';
}
}
} else /* if (['PUT', 'POST'].indexOf(this.method) === -1 || this.options.postBody != null) */ {
if (parameters != null) {
if (url.search !== "") {
url.search = url.search + '&' + parameters;
} else {
url.search = '?' + parameters;
}
}
}
Object.defineProperties(this, {
url: {
value: url
},
abort: {
value: function () {
this.transport.aborted = true;
this.transport.abort();
return this;
}
}
});
Object.defineProperty(this, 'transport', {value: new XMLHttpRequest()});;
if (this.options.withCredentials === true && this.options.supportsAccessControl) {
this.transport.withCredentials = true;
}
if (this.options.responseType) {
this.transport.responseType = this.options.responseType;
}
this.promise = new Promise(function (resolve, reject) {
this.transport.addEventListener("abort", function (event) {
event.stopPropagation();
event.preventDefault();
reject("aborted");
});
this.transport.addEventListener("load", function () {
var response = new Response(this);
resolve(response);
}.bind(this));
this.transport.addEventListener("error", function () {
reject(new NGSI.ConnectionError(this));
}.bind(this));
}.bind(this));
this.transport.open(this.method, this.url, this.options.asynchronous);
setRequestHeaders.call(this);
this.transport.send(this.options.postBody);
};
Request.prototype.then = function then(onFulfilled, onRejected) {
return this.promise.then(onFulfilled, onRejected);
};
Request.prototype.catch = function _catch(onRejected) {
return this.promise.catch(onRejected);
};
var makeRequest = function makeRequest(url, options) {
return new Request(url, options);
};
}
NGSI.endpoints = {
SERVER_DETAILS: 'version',
v1: {
REGISTER_CONTEXT: 'v1/registry/registerContext',
DISCOVER_CONTEXT_AVAILABILITY: 'v1/registry/discoverContextAvailability',
SUBSCRIBE_CONTEXT_AVAILABILITY: 'v1/registry/subscribeContextAvailability',
UPDATE_CONTEXT_AVAILABILITY_SUBSCRIPTION: 'v1/registry/updateContextAvailabilitySubscription',
UNSUBSCRIBE_CONTEXT_AVAILABILITY: 'v1/registry/unsubscribeContextAvailability',
QUERY_CONTEXT: 'v1/queryContext',
UPDATE_CONTEXT: 'v1/updateContext',
SUBSCRIBE_CONTEXT: 'v1/subscribeContext',
UPDATE_CONTEXT_SUBSCRIPTION: 'v1/updateContextSubscription',
UNSUBSCRIBE_CONTEXT: 'v1/unsubscribeContext',
CONTEXT_TYPES: 'v1/contextTypes'
},
v2: {
BATCH_QUERY_OP: 'v2/op/query',
BATCH_UPDATE_OP: 'v2/op/update',
ENTITY_ATTRS_COLLECTION: 'v2/entities/%(entityId)s/attrs',
ENTITY_ATTR_ENTRY: 'v2/entities/%(entityId)s/attrs/%(attribute)s',
ENTITY_ATTR_VALUE_ENTRY: 'v2/entities/%(entityId)s/attrs/%(attribute)s/value',
ENTITY_COLLECTION: 'v2/entities',
ENTITY_ENTRY: 'v2/entities/%(entityId)s',
REGISTRATION_COLLECTION: 'v2/registrations',
REGISTRATION_ENTRY: 'v2/registrations/%(registrationId)s',
SUBSCRIPTION_COLLECTION: 'v2/subscriptions',
SUBSCRIPTION_ENTRY: 'v2/subscriptions/%(subscriptionId)s',
TYPE_COLLECTION: 'v2/types',
TYPE_ENTRY: 'v2/types/%(typeId)s'
},
ld: {
ENTITY_ATTR_ENTRY: 'ngsi-ld/v1/entities/%(entityId)s/attrs/%(attribute)s',
ENTITY_COLLECTION: 'ngsi-ld/v1/entities',
ENTITY_ENTRY: 'ngsi-ld/v1/entities/%(entityId)s',
ENTITY_ATTRS_COLLECTION: 'ngsi-ld/v1/entities/%(entityId)s/attrs',
SUBSCRIPTION_COLLECTION: 'ngsi-ld/v1/subscriptions',
SUBSCRIPTION_ENTRY: 'ngsi-ld/v1/subscriptions/%(subscriptionId)s',
TEMPORAL_ENTITY_ATTRS_COLLECTION: 'ngsi-ld/v1/temporal/entities/%(entityId)s/attrs',
TEMPORAL_ENTITY_ATTRS_ENTRY: 'ngsi-ld/v1/temporal/entities/%(entityId)s/attrs/%(attribute)s',
TEMPORAL_ENTITY_ATTRS_INSTANCE_ENTRY: 'ngsi-ld/v1/temporal/entities/%(entityId)s/attrs/%(attribute)s/%(instanceId)s',
TEMPORAL_ENTITY_COLLECTION: 'ngsi-ld/v1/temporal/entities',
TEMPORAL_ENTITY_ENTRY: 'ngsi-ld/v1/temporal/entities/%(entityId)s',
TYPE_COLLECTION: 'ngsi-ld/v1/types',
TYPE_ENTRY: 'ngsi-ld/v1/types/%(typeId)s'
}
};
NGSI.proxy_endpoints = {
EVENTSOURCE_COLLECTION: 'eventsource',
CALLBACK_COLLECTION: 'callbacks'
};
/* Request utility functions */
const interpolate = function interpolate(pattern, attributes) {
return pattern.replace(/%\(\w+\)s/g,
function (match) {
return String(attributes[match.slice(2, -2)]);
});
};
const makeJSONRequest = function makeJSONRequest(url, payload, parse_func, callbacks, parameters) {
var body = null, contentType = null, requestHeaders;
if (payload != null) {
contentType = 'application/json';
body = JSON.stringify(payload);
}
requestHeaders = JSON.parse(JSON.stringify(this.headers));
requestHeaders.Accept = 'application/json';
this.makeRequest(url, {
method: body != null ? 'POST' : 'GET',
contentType: contentType,
requestHeaders: requestHeaders,
parameters: parameters,
postBody: body
}).then(
function (response) {
var error;
if (response.status !== 200) {
if (typeof callbacks.onFailure === 'function') {
if (response instanceof NGSI.ConnectionError) {
error = response;
} else if ([0, 502, 504].indexOf(response.status) !== -1) {
error = new NGSI.ConnectionError('Connection Error');
} else {
error = new NGSI.InvalidResponseError('Unexpected error code: ' + response.status);
}
callbacks.onFailure(error);
}
} else if (typeof callbacks.onSuccess === 'function') {
var data;
try {
try {
data = JSON.parse(response.responseText);
} catch (e1) {
throw new NGSI.InvalidResponseError('Server returned invalid JSON content');
}
data = parse_func(data, callbacks);
} catch (e) {
if (typeof callbacks.onFailure === 'function') {
callbacks.onFailure(e);
}
if (typeof callbacks.onComplete === 'function') {
callbacks.onComplete();
}
return;
}
callbacks.onSuccess.apply(null, data);
}
if (typeof callbacks.onComplete === 'function') {
callbacks.onComplete();
}
},
function (error) {
if (typeof callbacks.onFailure === 'function') {
// Allow to customize error details by "backends"
if (!(error instanceof NGSI.ConnectionError)) {
error = new NGSI.ConnectionError();
}
try {
callbacks.onFailure(error);
} catch (e) {}
}
if (typeof callbacks.onComplete === 'function') {
callbacks.onComplete();
}
}
);
};
const deleteHeader = function deleteHeader(headerName, requestHeaders) {
var headerNameLow = headerName.trim().toLowerCase();
var keys = Object.keys(requestHeaders);
var index = keys.map(function (headerName) {
return headerName.trim().toLowerCase();
}).indexOf(headerNameLow);
if (index !== -1) {
delete requestHeaders[keys[index]];
}
};
const makeJSONRequest2 = function makeJSONRequest2(url, options) {
if (options.postBody != null) {
if (options.contentType == null) {
options.contentType = 'application/json';
}
options.postBody = JSON.stringify(options.postBody);
}
var requestHeaders = JSON.parse(JSON.stringify(this.headers));
if (requestHeaders.Accept == null) {
requestHeaders.Accept = 'application/json';
}
for (var headerName in options.requestHeaders) {
if (options.requestHeaders[headerName] != null) {
deleteHeader(headerName, requestHeaders);
requestHeaders[headerName] = options.requestHeaders[headerName];
}
}
options.requestHeaders = requestHeaders;
return this.makeRequest(url, options).then(
function (response) {
if ([0, 502, 504].indexOf(response.status) !== -1) {
return Promise.reject(new NGSI.ConnectionError());
}
return Promise.resolve(response);
},
function (error) {
// Allow to customize error details by "backends"
if (!(error instanceof NGSI.ConnectionError)) {
error = new NGSI.ConnectionError();
}
return Promise.reject(error);
}
);
};
const ngsi_build_entity_id_element_json = function ngsi_build_entity_id_element_json(entity) {
var entityId, isPattern;
isPattern = (typeof entity.isPattern === 'string' && entity.isPattern.trim().toLowerCase() === 'true') || (entity.isPattern === true);
entityId = {
id: "" + entity.id,
isPattern: "" + isPattern
};
if (entity.type != null) {
entityId.type = "" + entity.type;
}
return entityId;
};
const ngsi_build_scope_restriction_element_json = function ngsi_build_scope_restriction_element_json(scope) {
var result, i, vertice;
if ('polygon' in scope.value) {
result = {
polygon: {
vertices: []
}
};
for (i = 0; i < scope.value.polygon.vertices.length; i++) {
vertice = scope.value.polygon.vertices[i];
result.polygon.vertices.push({
latitude: "" + vertice.latitude,
longitude: "" + vertice.longitude
});
}
if (scope.value.polygon.inverted) {
result.polygon.inverted = 'true';
}
} else if ('circle' in scope.value) {
result = {
circle: {
centerLatitude: "" + scope.value.circle.centerLatitude,
centerLongitude: "" + scope.value.circle.centerLongitude,
radius: scope.value.circle.radius
}
};
if (scope.value.circle.inverted) {
result.circle.inverted = 'true';
}
}
return result;
};
const ngsi_build_restriction_element_json = function ngsi_build_restriction_element_json(restriction) {
var result, i;
result = {
'scopes': []
};
if (Array.isArray(restriction.scopes)) {
for (i = 0; i < restriction.scopes.length; i++) {
result.scopes.push({
type: restriction.scopes[i].type,
value: ngsi_build_scope_restriction_element_json(restriction.scopes[i])
});
}
}
return result;
};
const ngsi_build_attribute_metadata_element = function ngsi_build_attribute_metadata_element(metadata) {
var result, i;
result = [];
for (i = 0; i < metadata.length; i++) {
result.push({
name: "" + metadata[i].name,
type: "" + metadata[i].type,
value: "" + metadata[i].value
});
}
return result;
};
/* Request builders */
const ngsi_build_register_context_request = function ngsi_build_register_context_request(e, attr, duration, providingApplication, regId) {
var doc, i, attribute, attributeElement;
doc = {
'contextRegistrations': [
{
'entities': [],
'attributes': [],
'providingApplication': providingApplication
}
],
'duration': "" + duration,
};
for (i = 0; i < e.length; i += 1) {
doc.contextRegistrations[0].entities.push(ngsi_build_entity_id_element_json(e[i]));
}
for (i = 0; i < attr.length; i += 1) {
attribute = attr[i];
attributeElement = {
name: attribute.name,
isDomain: "false"
};
if (attribute.type != null) {
attributeElement.type = "" + attribute.type;
}
doc.contextRegistrations[0].attributes.push(attributeElement);
}
if (regId != null) {
doc.registrationId = "" + regId;
}
return doc;
};
const ngsi_build_query_context_request = function ngsi_build_query_context_request(e, attrNames, restriction) {
var body, i;
body = {
entities: []
};
for (i = 0; i < e.length; i += 1) {
body.entities.push(ngsi_build_entity_id_element_json(e[i]));
}
if (Array.isArray(attrNames) && attrNames.length > 0) {
body.attributes = [];
for (i = 0; i < attrNames.length; i += 1) {
body.attributes.push("" + attrNames[i]);
}
}
if (restriction != null) {
body.restriction = ngsi_build_restriction_element_json(restriction);
}
return body;
};
const ngsi_build_update_context_request = function ngsi_build_update_context_request(updateAction, update) {
var body, i, j, contextElement, attributeListElement, attributes,
attribute, attributeElement, value;
body = {
contextElements: [],
updateAction: updateAction
};
for (i = 0; i < update.length; i += 1) {
// Basic entity info
contextElement = ngsi_build_entity_id_element_json(update[i].entity);
// attribute list
attributes = update[i].attributes;
if (attributes != null) {
attributeListElement = contextElement.attributes = [];
for (j = 0; j < attributes.length; j += 1) {
attribute = attributes[j];
attributeElement = {
"name": "" + attribute.name
};
if (attribute.type != null) {
attributeElement.type = "" + attribute.type;
}
if (updateAction !== 'DELETE') {
if (attribute.value != null) {
value = attribute.value;
} else if (attribute.contextValue != null) {
value = attribute.contextValue;
} else {
value = null;
}
attributeElement.value = value;
}
if (Array.isArray(attribute.metadata) && attribute.metadata.length > 0) {
attributeElement.metadatas = ngsi_build_attribute_metadata_element(attribute.metadata);
}
attributeListElement.push(attributeElement);
}
}
body.contextElements.push(contextElement);
}
return body;
};
const ngsi_build_discover_context_availability_request = function ngsi_build_discover_context_availability_request(e, attr) {
var doc, i;
doc = {
"entities": [],
"attributes": attr
};
for (i = 0; i < e.length; i += 1) {
doc.entities.push(ngsi_build_entity_id_element_json(e[i]));
}
return doc;
};
const ngsi_build_subscribe_update_context_availability_request = function ngsi_build_subscribe_update_context_availability_request(e, attr, duration, restriction, subscriptionId, onNotify) {
var doc, i;
if (subscriptionId) {
doc = {
"entities": [],
"subscriptionId": subscriptionId
};
} else {
doc = {
"entities": [],
"reference": onNotify
};
}
for (i = 0; i < e.length; i += 1) {
doc.entities.push(ngsi_build_entity_id_element_json(e[i]));
}
if (Array.isArray(attr) && attr.length > 0) {
doc.attributes = attr;
}
if (duration != null) {
doc.duration = "" + duration;
}
if (restriction != null) {
doc.restriction = ngsi_build_restriction_element_json(restriction);
}
return doc;
};
const ngsi_build_unsubscribe_context_availability_request = function ngsi_build_unsubscribe_context_availability_request(subId) {
return {
"subscriptionId": subId
};
};
const ngsi_build_subscribe_update_context_request = function ngsi_build_subscribe_update_context_request(subscriptionId, e, attr, duration, throttling, conditions, onNotify) {
var doc, i, condition, notifyConditionElement;
if (subscriptionId) {
doc = {
"subscriptionId": subscriptionId
};
} else {
doc = {
"entities": [],
"reference": onNotify
};
for (i = 0; i < e.length; i += 1) {
doc.entities.push(ngsi_build_entity_id_element_json(e[i]));
}
if (Array.isArray(attr)) {
doc.attributes = attr;
}
}
if (duration != null) {
doc.duration = "" + duration;
}
if (Array.isArray(conditions)) {
doc.notifyConditions = [];
for (i = 0; i < conditions.length; i += 1) {
condition = conditions[i];
notifyConditionElement = {
"type": condition.type
};
doc.notifyConditions.push(notifyConditionElement);
if (Array.isArray(condition.condValues)) {
notifyConditionElement.condValues = condition.condValues;
}
}
}
if (throttling != null) {
doc.throttling = "" + throttling;
}
return doc;
};
const ngsi_build_unsubscribe_context_request = function ngsi_build_unsubscribe_context_request(subId) {
return {
'subscriptionId': subId
};
};
const ngsi_build_replace_entity_request = function ngsi_build_replace_entity_request(entity, options, parameters) {
if (entity.type != null) {
parameters.type = entity.type;
delete entity.type;
}
if (options.keyValues === true) {
parameters.options = "keyValues";
}
delete entity.id;
return entity;
};
/* Response parsers */
const parse_register_context_response = function parse_register_context_response(data) {
process_error_code_json(data);
if (typeof data !== 'object' || typeof data.registrationId !== 'string' || typeof data.duration !== 'string') {
throw new NGSI.InvalidResponseError('The server returned an invalid json structure');
}
return [data];
};
const parse_context_registration_response_list = function parse_context_registration_response_list(registrationResponses) {
var registrationResponse, registration, i, data = [];
for (i = 0; i < registrationResponses.length; i += 1) {
registrationResponse = registrationResponses[i].contextRegistration;
registration = {
entities: [],
attributes: [],
providingApplication: registrationResponse.providingApplication
};
// Entities
if (registrationResponse.entities != null) {
registration.entities = registrationResponse.entities;
}
// Attributes
if (registrationResponse.attributes != null) {
registration.attributes = registrationResponse.attributes;
}
data.push(registration);
}
return data;
};
const parse_discover_context_availability_response = function parse_discover_context_availability_response(data) {
if (typeof data !== 'object' || Array.isArray(data)) {
throw new NGSI.InvalidResponseError('The server returned an invalid json structure');
}
process_error_code_json(data);
if (!Array.isArray(data.contextRegistrationResponses)) {
throw new NGSI.InvalidResponseError('The server returned an invalid json structure');
}
return [parse_context_registration_response_list(data.contextRegistrationResponses)];
};
const parse_subscribe_update_context_availability_response = function parse_subscribe_update_context_availability_response(data) {
process_error_code_json(data);
if (typeof data.subscriptionId !== 'string') {
throw new NGSI.InvalidResponseError('The server returned an invalid json structure');
}
if ('duration' in data && typeof data.duration !== 'string') {
throw new NGSI.InvalidResponseError('The server returned an invalid json structure');
}
return [data];
};
const parse_unsubscribe_context_availability_response = function parse_unsubscribe_context_availability_response(data) {
if (typeof data !== 'object' || Array.isArray(data) || !('subscriptionId' in data)) {
throw new NGSI.InvalidResponseError('The server returned an invalid json structure');
}
return [{
subscriptionId: data.subscriptionId,
statusCode: process_status_info_json(data)
}];
};
const parse_context_response_list_json = function parse_context_response_list_json(elements, update_response, options) {
var contextResponse, entry, flat, i, j, value, data,
attribute_info, attribute_entry, status_info, error_data;
flat = !!options.flat;
if (flat) {
data = {};
} else {
data = [];
}
error_data = [];
if (update_response) {
value = "";
}
for (i = 0; i < elements.length; i += 1) {
contextResponse = elements[i].contextElement;
status_info = process_status_info_json(elements[i]);
if (flat) {
entry = {};
} else {
entry = {
entity: null,
attributes: []
};
}
// Entity
if (status_info.code === 200 && flat) {
entry.id = contextResponse.id;
entry.type = contextResponse.type;
} else {
entry.entity = {
id: contextResponse.id,
type: contextResponse.type
};
}
// attributes
if (contextResponse.attributes != null) {
for (j = 0; j < contextResponse.attributes.length; j += 1) {
attribute_info = contextResponse.attributes[j];
if (!update_response) {
value = attribute_info.value;
}
if (flat) {
entry[attribute_info.name] = value;
} else {
attribute_entry = {
name: attribute_info.name,
type: attribute_info.type
};
if (!update_response) {
attribute_entry.value = value;
}
if (attribute_info.metadatas != null) {
attribute_entry.metadata = attribute_info.metadatas;
}
entry.attributes.push(attribute_entry);
}
}
}
if (status_info.code === 200) {
if (flat) {
data[contextResponse.id] = entry;
} else {
data.push(entry);
}
} else {
if (update_response) {
entry.statusCode = status_info;
}
error_data.push(entry);
}
}
return [data, error_data];
};
const parse_available_types_response = function parse_available_types_response(data, options) {
var parsed_details, status_info, details;
status_info = process_status_info_json(data);
if (status_info.code === 404) {
if (typeof status_info.details === 'string') {
parsed_details = status_info.details.match(NGSI_INVALID_OFFSET_RE);
if (parsed_details) {
details = status_info.details = {
"text": status_info.details,
"matches": parseInt(parsed_details[1]),
"offset": parseInt(parsed_details[2])
};
}
} if (options.details) {
details = {
"count": 0
};
}
if (options.offset !== 0) {
throw status_info;
} else {
return [[], details];
}
} else if (status_info.code !== 200) {
throw new NGSI.InvalidResponseError('Unexpected error code');
} else if (typeof status_info.details === 'string') {
parsed_details = status_info.details.match(NGSI_QUERY_COUNT_RE);
if (parsed_details) {
details = {
"count": parseInt(parsed_details[1], 10)
};
}
}
return [data.types, details];
};
const parse_type_info_response = function parse_type_info_response(data) {
var status_info;
if (typeof data !== 'object' || Array.isArray(data)) {
throw new NGSI.InvalidResponseError('The server returned an invalid json structure');
}
status_info = process_status_info_json(data);
if (status_info.code === 404) {
throw new NGSI.NotFoundError({
details: data,
message: status_info.reasonPhrase
});
} else if (status_info.code !== 200) {
throw new NGSI.InvalidResponseError('Unexpected error code');
}
delete data.statusCode;
return [data];
};
const process_status_info_json = function process_status_info_json(obj) {
if (!("statusCode" in obj)) {
throw new NGSI.InvalidResponseError('missing response status code info');
}
obj.statusCode.code = parseInt(obj.statusCode.code, 10);
return obj.statusCode;
};
const process_error_code_json = function process_error_code_json(data) {
if ('errorCode' in data) {
throw new NGSI.InvalidRequestError(parseInt(data.errorCode.code, 10), data.errorCode.reasonPhrase, data.errorCode.details);