1
|
import {Injectable} from '@angular/core';
|
2
|
import {Citation, Dataset, Identifier, License, Organization, Person} from '../model/jsonld-document';
|
3
|
import * as _ from 'lodash';
|
4
|
import {properties} from '../../../../../environments/environment';
|
5
|
|
6
|
@Injectable()
|
7
|
export class OpenAireJsonldConverterService {
|
8
|
|
9
|
constructor() {
|
10
|
|
11
|
}
|
12
|
|
13
|
createHome(name, URL, logoURL, description:string, searchActionRoute ): any {
|
14
|
const organization = {};
|
15
|
organization["@context"] = "http://schema.org";
|
16
|
organization["@id"] = URL+"/#organization";
|
17
|
organization["@type"] = "Organization";
|
18
|
organization["name"] = name;
|
19
|
organization["url"] = URL;
|
20
|
if(logoURL && logoURL.length > 0 ) {
|
21
|
organization["logo"] = logoURL;
|
22
|
}
|
23
|
if(description){
|
24
|
organization["description"] = description;
|
25
|
}
|
26
|
if((properties.domain.indexOf("connect.openaire.eu")!=-1 || properties.domain.indexOf("explore.openaire.eu")!=-1|| properties.domain.indexOf("monitor.openaire.eu")!=-1) && properties.baseLink == "/") {
|
27
|
const sameAs = ["https://www.openaire.eu",
|
28
|
"https://www.facebook.com/groups/openaire/",
|
29
|
"https://www.twitter.com/OpenAIRE_eu",
|
30
|
"https://www.linkedin.com/groups/OpenAIRE-3893548",
|
31
|
"https://www.slideshare.net/OpenAIRE_eu",
|
32
|
"https://www.youtube.com/channel/UChFYqizc-S6asNjQSoWuwjw"];
|
33
|
organization["sameAs"] = sameAs;
|
34
|
}
|
35
|
if(searchActionRoute) {
|
36
|
return [organization, this.createDefaultSearchPage(name, URL,logoURL,description,searchActionRoute)];
|
37
|
}
|
38
|
return organization;
|
39
|
}
|
40
|
createDefaultSearchPage(name, URL, logoURL, description:string, searchRoute ){
|
41
|
const searchPage = {};
|
42
|
searchPage["@context"] = "http://schema.org";
|
43
|
searchPage["@id"] = URL + "/#search";
|
44
|
searchPage["@type"] = "Website";
|
45
|
searchPage["name"] = name;
|
46
|
searchPage["url"] = URL + searchRoute;
|
47
|
/* no valid property for Website
|
48
|
if(logoURL && logoURL.length > 0 ) {
|
49
|
searchPage["logo"] = logoURL;
|
50
|
}*/
|
51
|
if (description) {
|
52
|
searchPage["description"] = description;
|
53
|
}
|
54
|
const action = {};
|
55
|
action["@type"] = "SearchAction";
|
56
|
action["@id"] = URL + "/#search-action";
|
57
|
action["target"] = URL+ searchRoute + "?fv0={search_term_string}&f0=q";
|
58
|
action["query-input"] = "required name=search_term_string";
|
59
|
|
60
|
searchPage["potentialAction"] = action;
|
61
|
return searchPage;
|
62
|
}
|
63
|
createSimplePage(name, URL, description:string = null): any {
|
64
|
const buffer = {};
|
65
|
buffer["@context"] = "http://schema.org";
|
66
|
buffer["@type"] = "WebPage";
|
67
|
buffer["name"] = name;
|
68
|
buffer["url"] = URL;
|
69
|
if(description){
|
70
|
buffer["description"] = description;
|
71
|
}else{
|
72
|
buffer["description"] = name;
|
73
|
}
|
74
|
buffer["@id"] = URL;
|
75
|
return buffer;
|
76
|
}
|
77
|
createSearchPage(name, URL, logoURL, searchAction:boolean = true, description:string = null, searchActionRoute = null): any {
|
78
|
const buffer = {};
|
79
|
buffer["@context"] = "http://schema.org";
|
80
|
buffer["@type"] = "SearchResultsPage";
|
81
|
buffer["name"] = name;
|
82
|
if(description){
|
83
|
buffer["description"] = description;
|
84
|
}
|
85
|
buffer["url"] = URL;
|
86
|
buffer["@id"] = URL;
|
87
|
buffer["logo"] = logoURL;
|
88
|
buffer["isPartOf"] = properties.domain+ properties.baseLink +"/#search";
|
89
|
if(searchAction){
|
90
|
return [buffer,this.createDefaultSearchPage(name, URL,logoURL,description,searchActionRoute) ]
|
91
|
}
|
92
|
return buffer;
|
93
|
}
|
94
|
convertResult(result: any, URL): Dataset {
|
95
|
const doc = new Dataset();
|
96
|
|
97
|
doc.title = this.getTitle(result);
|
98
|
doc.headline = doc.title;
|
99
|
if(this.getSubTitle(result)){
|
100
|
doc.alternativeHeadline = this.getSubTitle(result);
|
101
|
}
|
102
|
doc.issn = this.getISSN(result);
|
103
|
doc.description = this.getDescription(result);
|
104
|
doc.identifier = this.getIdentifier(result);
|
105
|
doc.id = URL;
|
106
|
doc.url = URL;
|
107
|
doc.sameAs = this.getSameAs(result);
|
108
|
doc.creator = this.getCreator(result);
|
109
|
doc.dateCreated = this.getDateCreated(result);
|
110
|
doc.citation = this.getCitation(result);
|
111
|
doc.license = this.getLicense(result);
|
112
|
doc.keyword = this.getKeyword(result);
|
113
|
return doc;
|
114
|
}
|
115
|
|
116
|
convertProject(project: any, URL): Organization {
|
117
|
const doc = new Organization();
|
118
|
doc.title = (project.title)?project.title:project.acronym;
|
119
|
doc.identifier = new Array<Identifier>();
|
120
|
doc.identifier.push({id:project.funding.code, schema: "grantid"});
|
121
|
let funder = new Organization();
|
122
|
funder.id = properties.domain + properties.baseLink+"#funder-"+project.funding.funderShortName;
|
123
|
funder.title = project.funding.funderName;
|
124
|
doc.funder = funder;
|
125
|
doc.url = URL;
|
126
|
doc.id = URL;
|
127
|
doc["description"] = [];
|
128
|
doc["description"].push(project.description?project.description: ("project" + (project.title?"," + project.title:"") + (project.funding && project.funding.funderName?", funder: " + project.funding.funderName:"") + (project.acronym?"," + project.acronym:"")));
|
129
|
doc.sameAs =[project.url];
|
130
|
return doc;
|
131
|
}
|
132
|
|
133
|
convertOrganization(organization: any, URL, description:string = null): Organization {
|
134
|
const doc = new Organization();
|
135
|
|
136
|
doc.title = organization.title.name ;
|
137
|
doc.legalName = organization.name;
|
138
|
doc.areaServed = organization.country;
|
139
|
doc.url = URL;
|
140
|
doc.id = URL;
|
141
|
doc["description"] = [];
|
142
|
doc["description"].push(((organization.title.name?organization.title.name:"") + " - " + (organization.name?organization.name:"")));
|
143
|
return doc;
|
144
|
}
|
145
|
|
146
|
convertDatasource(datasource: any, URL, otherUrl): Organization {
|
147
|
const doc = new Organization();
|
148
|
|
149
|
doc.title = datasource.title.name?datasource.title.name:datasource.officialName;
|
150
|
//doc.identifier = datasource.contractNum;
|
151
|
doc.legalName = datasource.officialName;
|
152
|
if(datasource.countries && datasource.countries.length > 0){
|
153
|
doc.areaServed = datasource.countries[0];
|
154
|
}
|
155
|
doc.url = URL;
|
156
|
doc.id = URL;
|
157
|
doc["description"] = [];
|
158
|
doc["description"].push(datasource.description?datasource.description:datasource.title.name?datasource.title.name:datasource.officialName);
|
159
|
|
160
|
if(datasource.oaiPmhURL || otherUrl || datasource.title.url){
|
161
|
doc.sameAs = [];
|
162
|
if(otherUrl){
|
163
|
doc.sameAs.push(otherUrl);
|
164
|
}
|
165
|
if(datasource.oaiPmhURL){
|
166
|
doc.sameAs.push(datasource.oaiPmhURL);
|
167
|
|
168
|
}
|
169
|
if(datasource.title.url){
|
170
|
doc.sameAs.push(datasource.title.url);
|
171
|
}
|
172
|
}
|
173
|
return doc;
|
174
|
}
|
175
|
|
176
|
private getTitle(result: any): String[] {
|
177
|
const title = _.get(result, "result.metadata.oaf:entity.oaf:result.title", null);
|
178
|
let return_title;
|
179
|
if(title && Array.isArray(title) ){
|
180
|
for(let i=0; i<title.length; i++) {
|
181
|
if(title[i] && title[i].content) {
|
182
|
if(!return_title || title[i].classid == "main title") {
|
183
|
return_title = String(title[i].content);
|
184
|
}
|
185
|
if(title[i].classid == "main title") {
|
186
|
break;
|
187
|
}
|
188
|
}
|
189
|
}
|
190
|
if(!return_title) {
|
191
|
return_title = "";
|
192
|
}
|
193
|
return return_title;
|
194
|
// return (title[0] && title[0].content)?title[0].content:"";
|
195
|
}else{
|
196
|
return (title && title.content)?title.content:"";
|
197
|
}
|
198
|
|
199
|
}
|
200
|
private getSubTitle(result: any): String[] {
|
201
|
const title = _.get(result, "result.metadata.oaf:entity.oaf:result.title", null);
|
202
|
if(title && Array.isArray(title) ){
|
203
|
if(title[1] && title[1].classid == "subtitle") {
|
204
|
return title[1].content;
|
205
|
}
|
206
|
}
|
207
|
return null;
|
208
|
}
|
209
|
private getISSN(result: any): String[] {
|
210
|
const item = _.get(result, "result.metadata.oaf:entity.oaf:result.journal.issn", null);
|
211
|
if (!item) return null;
|
212
|
return [item as String];
|
213
|
}
|
214
|
private getDescription(result: any): String[] {
|
215
|
const item = _.get(result, "result.metadata.oaf:entity.oaf:result.description", null);
|
216
|
if (!item) return this.getTitle(result);
|
217
|
let descr = Array.isArray(item) ? item[0]+ "":item + ""; // +"" to make string: if description is number descr.substring returns error
|
218
|
return [descr?(descr.substring(0,4997)+(descr.substring(0,4997).length == 4997?'...':'')):"" as String];
|
219
|
}
|
220
|
|
221
|
private getDateCreated(result: any): String[] {
|
222
|
const item = _.get(result, "result.metadata.oaf:entity.oaf:result.dateofacceptance", null);
|
223
|
if (!item) return null;
|
224
|
return [item as String];
|
225
|
}
|
226
|
|
227
|
private getLicense(result: any): License[] {
|
228
|
const item = _.get(result, "result.metadata.oaf:entity.oaf:result.bestaccessright", null);
|
229
|
if (!item) return null;
|
230
|
if (!_.has(item, "classid")) return null;
|
231
|
if (!_.has(item, "classname")) return null;
|
232
|
if (!_.has(item, "schemeid")) return null;
|
233
|
|
234
|
return [{
|
235
|
title: [_.get(item, "classname")],
|
236
|
identifier: [{
|
237
|
id: _.get(item, "classid"),
|
238
|
schema: _.get(item, "schemeid")
|
239
|
}]
|
240
|
}];
|
241
|
}
|
242
|
|
243
|
private getIdentifier(result: any): Identifier[] {
|
244
|
const item = _.get(result, "result.metadata.oaf:entity.oaf:result.pid", null);
|
245
|
if (!item) return null;
|
246
|
const array = new Array<Identifier>();
|
247
|
if (Array.isArray(item)) {
|
248
|
const itemArray = item as Array<any>;
|
249
|
for (var i = 0; i < itemArray.length; i += 1) {
|
250
|
const val = this.getSingleIdentifier(itemArray[i]);
|
251
|
if (val) array.push(val);
|
252
|
}
|
253
|
}
|
254
|
else {
|
255
|
const val = this.getSingleIdentifier(item);
|
256
|
if (val) array.push(val);
|
257
|
}
|
258
|
if (array.length == 0) return null;
|
259
|
return array;
|
260
|
}
|
261
|
|
262
|
private getSingleIdentifier(item: any): Identifier {
|
263
|
if (!_.has(item, "classname")) return null;
|
264
|
if (!_.has(item, "content")) return null;
|
265
|
return {
|
266
|
schema: _.get(item, "classname"),
|
267
|
id: _.get(item, "content")
|
268
|
};
|
269
|
}
|
270
|
|
271
|
private getSameAs(result: any): String[] {
|
272
|
const instances = _.get(result, "result.metadata.oaf:entity.oaf:result.children.instance", null);
|
273
|
if (!instances) return null;
|
274
|
if (!Array.isArray(instances)) return null;
|
275
|
|
276
|
const array = new Array<String>();
|
277
|
|
278
|
const instanceArray = instances as Array<any>;
|
279
|
for (var i = 0; i < instanceArray.length; i += 1) {
|
280
|
const webresources = _.get(instanceArray[i], "webresource", null);
|
281
|
if (!webresources) continue;
|
282
|
if (Array.isArray(webresources)) {
|
283
|
const webresourceArray = webresources as Array<any>;
|
284
|
for (var q = 0; q < webresourceArray.length; q += 1) {
|
285
|
const url = _.get(webresourceArray[q], "url", null);
|
286
|
if (!url) continue;
|
287
|
array.push(url as String);
|
288
|
}
|
289
|
}
|
290
|
else {
|
291
|
const url = _.get(webresources, "url", null);
|
292
|
if (!url) continue;
|
293
|
array.push(url as String);
|
294
|
}
|
295
|
}
|
296
|
if (array.length == 0) return null;
|
297
|
return array;
|
298
|
}
|
299
|
|
300
|
private getKeyword(result: any): String[] {
|
301
|
const subjects = _.get(result, "result.metadata.oaf:entity.oaf:result.subject", null);
|
302
|
if (!subjects) return null;
|
303
|
if (!Array.isArray(subjects)) return null;
|
304
|
|
305
|
const array = new Array<String>();
|
306
|
|
307
|
const subjectArray = subjects as Array<any>;
|
308
|
for (var i = 0; i < subjectArray.length; i += 1) {
|
309
|
const classid = _.get(subjectArray[i], "classid", null);
|
310
|
if (classid !== "keyword") continue;
|
311
|
|
312
|
const sub = _.get(subjectArray[i], "content", null);
|
313
|
if (!sub) return null;
|
314
|
|
315
|
array.push(sub as String);
|
316
|
}
|
317
|
if (array.length == 0) return null;
|
318
|
return array;
|
319
|
}
|
320
|
|
321
|
private getCreator(result: any): Person[] {
|
322
|
const item = _.get(result, "result.metadata.oaf:entity.oaf:result.creator", null);
|
323
|
if (!item) return null;
|
324
|
const array = new Array<Person>();
|
325
|
if (Array.isArray(item)) {
|
326
|
const itemArray = item as Array<any>;
|
327
|
for (var i = 0; i < itemArray.length; i += 1) {
|
328
|
const val = this.getSinglePerson(itemArray[i]);
|
329
|
if (val) array.push(val);
|
330
|
}
|
331
|
}
|
332
|
else {
|
333
|
const val = this.getSinglePerson(item);
|
334
|
if (val) array.push(val);
|
335
|
}
|
336
|
if (array.length == 0) return null;
|
337
|
return array;
|
338
|
}
|
339
|
|
340
|
private getSinglePerson(item: any): Person {
|
341
|
if (!_.has(item, "surname") && !_.has(item, "name") && !_.has(item, "content")) return null;
|
342
|
return {
|
343
|
familyName: _.get(item, "surname", null),
|
344
|
givenName: _.get(item, "name", null),
|
345
|
name: _.get(item, "content", null)
|
346
|
};
|
347
|
}
|
348
|
|
349
|
private getCitation(result: any): Citation[] {
|
350
|
const item = _.get(result, "result.metadata.oaf:entity.extraInfo.citations.citation", null);
|
351
|
if (!item) return null;
|
352
|
const array = new Array<Citation>();
|
353
|
if (Array.isArray(item)) {
|
354
|
const itemArray = item as Array<any>;
|
355
|
for (var i = 0; i < itemArray.length; i += 1) {
|
356
|
const val = this.getSingleCitation(itemArray[i]);
|
357
|
if (val) array.push(val);
|
358
|
}
|
359
|
}
|
360
|
else {
|
361
|
const val = this.getSingleCitation(item);
|
362
|
if (val) array.push(val);
|
363
|
}
|
364
|
if (array.length == 0) return null;
|
365
|
return array;
|
366
|
}
|
367
|
|
368
|
private getSingleCitation(item: any): Citation {
|
369
|
if (!_.has(item, "rawText")) return null;
|
370
|
if (!_.has(item, "id")) return null;
|
371
|
|
372
|
const array = new Array<Identifier>();
|
373
|
|
374
|
const ids = _.get(item, "id", null);
|
375
|
if (Array.isArray(ids)) {
|
376
|
const idsArray = ids as Array<any>;
|
377
|
|
378
|
for (var i = 0; i < idsArray.length; i += 1) {
|
379
|
const type = _.get(idsArray[i], "type", null);
|
380
|
const value = _.get(idsArray[i], "value", null);
|
381
|
if (!type || !value) continue;
|
382
|
array.push({
|
383
|
id: value,
|
384
|
schema: type
|
385
|
});
|
386
|
}
|
387
|
}
|
388
|
else {
|
389
|
const type = _.get(ids, "type", null);
|
390
|
const value = _.get(ids, "value", null);
|
391
|
if (type && value) {
|
392
|
array.push({
|
393
|
id: value,
|
394
|
schema: type
|
395
|
});
|
396
|
}
|
397
|
}
|
398
|
|
399
|
if (array.length == 0) return null;
|
400
|
|
401
|
return {
|
402
|
title: [_.get(item, "rawText")],
|
403
|
identifier: array
|
404
|
};
|
405
|
}
|
406
|
|
407
|
|
408
|
}
|