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==LICENSE-BEGIN==\n// Copyright 2017 European Digital Reading Lab. All rights reserved.\n// Licensed to the Readium Foundation under one or more contributor license agreements.\n// Use of this source code is governed by a BSD-style license\n// that can be found in the LICENSE file exposed on Github (readium) in the project repository.\n// ==LICENSE-END==\n\nimport * as debug_ from \"debug\";\nimport * as request from \"request\";\nimport * as requestPromise from \"request-promise-native\";\n\nimport { streamToBufferPromise } from \"@r2-utils-js/_utils/stream/BufferUtils\";\n\nimport { LSD } from \"../parser/epub/lsd\";\nimport { TaJsonDeserialize, TaJsonSerialize } from \"../serializable\";\nimport { IDeviceIDManager } from \"./deviceid-manager\";\n\nimport URI = require(\"urijs\");\nimport URITemplate = require(\"urijs/src/URITemplate\");\n\nconst debug = debug_(\"r2:lcp#lsd/renew\");\n\nconst IS_DEV = (process.env.NODE_ENV === \"development\" || process.env.NODE_ENV === \"dev\");\n\nexport async function lsdRenew(\n end: Date | undefined,\n // eslint-disable-next-line @typescript-eslint/no-explicit-any\n lsdJSON: any,\n deviceIDManager: IDeviceIDManager,\n // eslint-disable-next-line @typescript-eslint/no-explicit-any\n httpHeaders?: { [key: string]: string; }): Promise<any> {\n\n if (lsdJSON instanceof LSD) {\n return lsdRenew_(end, lsdJSON as LSD, deviceIDManager);\n }\n\n let lsd: LSD | undefined;\n try {\n lsd = TaJsonDeserialize<LSD>(lsdJSON, LSD);\n } catch (err) {\n debug(err);\n debug(lsdJSON);\n return Promise.reject(\"Bad LSD JSON?\");\n }\n\n const obj = lsdRenew_(end, lsd, deviceIDManager, httpHeaders);\n return TaJsonSerialize(obj);\n}\n\nexport async function lsdRenew_(\n end: Date | undefined,\n lsd: LSD,\n deviceIDManager: IDeviceIDManager,\n httpHeaders?: { [key: string]: string; }): Promise<LSD> {\n\n if (!lsd) {\n return Promise.reject(\"LCP LSD data is missing.\");\n }\n if (!lsd.Links) {\n return Promise.reject(\"No LSD links!\");\n }\n\n const licenseRenew = lsd.Links.find((link) => {\n return link.Rel === \"renew\";\n });\n if (!licenseRenew) {\n return Promise.reject(\"No LSD renew link!\");\n }\n\n let deviceID: string;\n try {\n deviceID = await deviceIDManager.getDeviceID();\n } catch (err) {\n debug(err);\n return Promise.reject(\"Problem getting Device ID !?\");\n }\n\n let deviceNAME: string;\n try {\n deviceNAME = await deviceIDManager.getDeviceNAME();\n } catch (err) {\n debug(err);\n return Promise.reject(\"Problem getting Device NAME !?\");\n }\n\n let renewURL: string = licenseRenew.Href;\n if (licenseRenew.Templated) {\n const urlTemplate = new URITemplate(renewURL);\n const uri1 = urlTemplate.expand({ end: \"xxx\", id: deviceID, name: deviceNAME }, { strict: false });\n renewURL = uri1.toString();\n\n const uri2 = new URI(renewURL); // URIjs necessary for .search() to work\n // TODO: urijs types broke this! (lib remains unchanged)\n // eslint-disable-next-line @typescript-eslint/no-explicit-any\n (uri2 as any).search((data: any) => {\n // overrides existing (leaves others intact)\n data.end = end?.toISOString(); // can be undefined\n });\n renewURL = uri2.toString();\n\n // url = url.replace(\"{?end,id,name}\", \"\"); // TODO: smarter regexp?\n // url = new URI(url).setQuery(\"id\", deviceID).setQuery(\"name\", deviceNAME).toString();\n }\n if (IS_DEV) {\n debug(\"RENEW: \" + renewURL);\n }\n\n return new Promise<LSD>(async (resolve, reject) => {\n\n // eslint-disable-next-line @typescript-eslint/no-explicit-any\n const failure = (err: any) => {\n reject(err);\n };\n\n const success = async (response: request.RequestResponse) => {\n\n if (IS_DEV) {\n Object.keys(response.headers).forEach((header: string) => {\n debug(header + \" => \" + response.headers[header]);\n });\n }\n\n if (response.statusCode && (response.statusCode < 200 || response.statusCode >= 300)) {\n let failBuff: Buffer;\n try {\n failBuff = await streamToBufferPromise(response);\n } catch (buffErr) {\n if (IS_DEV) {\n debug(buffErr);\n }\n failure(response.statusCode);\n return;\n }\n try {\n const failStr = failBuff.toString(\"utf8\");\n if (IS_DEV) {\n debug(failStr);\n }\n try {\n const failJson = global.JSON.parse(failStr);\n if (IS_DEV) {\n debug(failJson);\n }\n failJson.httpStatusCode = response.statusCode;\n failure(failJson);\n } catch (jsonErr) {\n if (IS_DEV) {\n debug(jsonErr);\n }\n failure({ httpStatusCode: response.statusCode, httpResponseBody: failStr });\n }\n } catch (strErr) {\n if (IS_DEV) {\n debug(strErr);\n }\n failure(response.statusCode);\n }\n return;\n }\n\n let responseData: Buffer;\n try {\n responseData = await streamToBufferPromise(response);\n } catch (err) {\n reject(err);\n return;\n }\n const responseStr = responseData.toString(\"utf8\");\n if (IS_DEV) {\n debug(responseStr);\n }\n const responseJson = global.JSON.parse(responseStr);\n if (IS_DEV) {\n debug(responseJson);\n }\n\n try {\n const newLsd = TaJsonDeserialize<LSD>(responseJson, LSD);\n if (IS_DEV) {\n debug(newLsd);\n }\n resolve(newLsd);\n } catch (err) {\n debug(err);\n resolve(responseJson);\n }\n };\n\n const headers = Object.assign({\n \"Accept\": \"application/json,application/xml\",\n \"Accept-Language\": \"en-UK,en-US;q=0.7,en;q=0.5\",\n \"User-Agent\": \"Readium2-LCP\",\n }, httpHeaders ? httpHeaders : {});\n\n // No response streaming! :(\n // https://github.com/request/request-promise/issues/90\n const needsStreamingResponse = true;\n if (needsStreamingResponse) {\n request.put({\n headers,\n method: \"PUT\",\n timeout: 5000,\n uri: renewURL,\n })\n .on(\"response\", async (res) => {\n try {\n await success(res);\n }\n catch (successError) {\n failure(successError);\n return;\n }\n })\n .on(\"error\", failure);\n } else {\n let response: requestPromise.FullResponse;\n try {\n // tslint:disable-next-line:await-promise no-floating-promises\n response = await requestPromise({\n headers,\n method: \"PUT\",\n resolveWithFullResponse: true,\n uri: renewURL,\n });\n } catch (err) {\n failure(err);\n return;\n }\n\n await success(response);\n }\n });\n}\n"]} |