- added doi registration

- npm updates for webpack-encore and postcss-loader
- DatasetExtension.ts: use relation contributors for PersonContributor
- added DoiClient.ts and DoiClientContract.ts
- rozes.ts: addes routes for creating and storing doi identifier
- addes xslt doi_datacite.xslt needed for registering DOI identifier

app/Library/Doi/DoiClient.ts

@@ -0,0 +1,119 @@
+// import { Client } from 'guzzle';
+// import { Log } from '@adonisjs/core/build/standalone';
+// import { DoiInterface } from './interfaces/DoiInterface';
+import DoiClientContract from 'App/Library/Doi/DoiClientContract';
+import DoiClientException from 'App/Exceptions/DoiClientException';
+import { StatusCodes } from 'http-status-codes';
+import Logger from '@ioc:Adonis/Core/Logger';
+import axios, {AxiosResponse} from 'axios';
+
+export class DoiClient implements DoiClientContract {
+    username: string;
+    password: string;
+    serviceUrl: string;
+    // prefix: string;
+    // base_domain: string;
+
+    constructor() {
+        const datacite_environment = process.env.DATACITE_ENVIRONMENT || 'debug';
+        if (datacite_environment === 'debug') {
+            this.username = process.env.DATACITE_TEST_USERNAME || '';
+            this.password = process.env.DATACITE_TEST_PASSWORD || '';
+            this.serviceUrl = process.env.DATACITE_TEST_SERVICE_URL || '';
+            // this.prefix = process.env.DATACITE_TEST_PREFIX || '';
+            // this.base_domain = process.env.TEST_BASE_DOMAIN || '';
+        } else if (datacite_environment === 'production') {
+            this.username = process.env.DATACITE_USERNAME || '';
+            this.password = process.env.DATACITE_PASSWORD || '';
+            this.serviceUrl = process.env.DATACITE_SERVICE_URL || '';
+            // this.prefix = process.env.DATACITE_PREFIX || '';
+            // this.base_domain = process.env.BASE_DOMAIN || '';
+        }
+        if (this.username === '' || this.password === '' || this.serviceUrl === '') {
+            const message = 'issing configuration settings to properly initialize DOI client';
+            Logger.error(message);
+            throw new DoiClientException(StatusCodes.BAD_REQUEST, message);
+        }
+    }
+
+    /**
+     * Creates a DOI with the given identifier
+     *
+     * @param doiValue The desired DOI identifier e.g. '10.5072/tethys.999',
+     * @param xmlMeta
+     * @param landingPageUrl e.g. https://www.tethys.at/dataset/1
+     *
+     * @return Promise<number> The http response in the form of a axios response
+     */
+    public async registerDoi(doiValue: string, xmlMeta: string, landingPageUrl: string): Promise<AxiosResponse<any>> {
+        //step 1: register metadata via xml upload
+        // state draft
+        let response;
+        let url = `${this.serviceUrl}/metadata/${doiValue}`; //https://mds.test.datacite.org/metadata/10.21388/tethys.213
+        const auth = {
+            username: this.username,
+            password: this.password,
+        };
+        let headers = {
+            'Content-Type': 'application/xml;charset=UTF-8',
+        };
+        try {
+            response = await axios.put(url, xmlMeta, {
+                auth,
+                headers,
+            });
+        } catch (error) {
+            const message = `request to ${url} failed with ${error.message}`;
+            // Handle the error, log it, or rethrow as needed
+            Logger.error(message);
+            throw new DoiClientException(StatusCodes.SERVICE_UNAVAILABLE, message);
+        }
+        // let test = response.data; // 'OK (10.21388/TETHYS.213)'
+
+        // Response Codes
+        // 201 Created: operation successful
+        // 401 Unauthorised: no login
+        // 403 Forbidden: login problem, quota exceeded
+        // 415 Wrong Content Type : Not including content type in the header.
+        // 422 Unprocessable Entity : invalid XML
+        if (response.status !== 201) {
+            const message = 'unexpected DataCite MDS response code ' + response.status;
+            // $this->log($message, 'err');
+            throw new DoiClientException(response.status, message);
+        }
+
+        // step 2: Register the DOI name
+        // // DOI und URL der Frontdoor des zugehörigen Dokuments übergeben: state findable
+        // const url2 = this.serviceUrl + "/doi/" + doiValue;
+        url = `${this.serviceUrl}/doi/${doiValue}`; //'https://mds.test.datacite.org/doi/10.21388/tethys.213'
+        headers = {
+            'Content-Type': 'text/plain;charset=UTF-8',
+        };
+        const data = `doi=${doiValue}\nurl=${landingPageUrl}`;
+        try {
+            response = await axios.put(url, data, {
+                auth,
+                headers,
+            });
+
+            // Access the response data using response.data
+            // Do something with the response.data
+        } catch (error) {
+            const message = `request to ${url} failed with ${error.message}`;
+            // Handle the error, log it, or rethrow as needed
+            throw new DoiClientException(response.status, message);
+        }
+        // Response Codes
+        // 201 Created: operation successful
+        // 400 Bad Request: request body must be exactly two lines: DOI and URL; wrong domain, wrong prefix;
+        // 401 Unauthorised: no login
+        // 403 Forbidden: login problem, quota exceeded
+        // 412 Precondition failed: metadata must be uploaded first.
+        if (response.status != 201) {
+            const message = 'unexpected DataCite MDS response code ' + response.status;
+            Logger.error(message);
+            throw new DoiClientException(response.status, message);
+        }
+        return response;
+    }
+}