import {
Component,
ElementRef,
Inject,
Input,
OnDestroy,
OnInit,
RendererFactory2,
ViewEncapsulation
} from '@angular/core';
import {ActivatedRoute} from '@angular/router';
import {Citation, CitationData} from './citation.class';
import {ResultLandingInfo} from "../../../utils/entities/resultLandingInfo";
import {DOCUMENT} from "@angular/common";
declare var CSL: any;
declare var Sys: any;
declare var UIkit: any;
//
@Component({
selector: 'citeThis',
template: `
Select a citation style
{{style}}
`
})
export class CiteThisComponent implements OnInit, OnDestroy {
private sub: any;
public selectedStyle: string = null;
public citationText: string;
public citation: Citation = new Citation();
// public cite: any;
@Input() result: ResultLandingInfo;
@Input() id: string;
@Input() type: string = "article";
public citeproc;
public data;
public clipboard;
constructor( @Inject(DOCUMENT) private document, private rendererFactory: RendererFactory2){
}
ngOnInit() {
try{
if (!this.document.getElementById('citeThisScript')) {
const renderer = this.rendererFactory.createRenderer(this.document, {
id: '-1',
encapsulation: ViewEncapsulation.None,
styles: [],
data: {}
});
const head = this.document.head;
if (head === null) {
throw new Error(' not found within DOCUMENT.');
}
const script = renderer.createElement('script');
renderer.setAttribute(script, "id", "citeThisScript");
renderer.setAttribute(script, "src", "assets/common-assets/citeproc.js");
renderer.setAttribute(script, "type", "text/javascript");
renderer.appendChild(head, script);
}
setTimeout(() => {
this.parseData();
this.selectedStyle = this.citation.templates[0];
this.updateCitation();
this.createClipboard();
}, 800);
}catch (e) {
console.error(e)
}
}
ngOnDestroy() {
delete this.clipboard;
}
private createClipboard() {
if (typeof window !== 'undefined') {
delete this.clipboard;
let Clipboard;
Clipboard = require('clipboard');
this.clipboard = new Clipboard('.clipboard_btn');
}
}
parseData() {
var citationData: CitationData = new CitationData();
if (this.result.identifiers && Array.from(this.result.identifiers.keys()).length > 0) {
var keys = Array.from(this.result.identifiers.keys());
for (var i = 0; i < keys.length; i++) {
if (keys[i] == "doi") {
var ids = this.result.identifiers.get(keys[i]);
for (var j = 0; j < ids.length; j++) {
citationData.DOI = ids[j];
break;
}
}
}
}
citationData.id = this.id;
if (this.result.types != undefined && this.result.types.length > 0 && this.result.types[0]) {
citationData.type = this.result.types[0].toLowerCase();
}
if (this.result.title) {
citationData.title = this.result.title;
}
if (this.result.publisher) {
citationData.publisher = this.result.publisher;
}
if (this.result.authors) {
citationData.author = [];
var max_length = (this.result.authors.length > 10) ? 10 : this.result.authors.length;
for (var i = 0; i < max_length; i++) {
if (this.result.authors[i] && this.result.authors[i].fullName && this.result.authors[i].fullName.indexOf(", ") !== -1) {
citationData.author.push({
given: this.result.authors[i].fullName.split(", ")[1],
family: this.result.authors[i].fullName.split(", ")[0],
'parse-names': true
});
} else {
citationData.author.push({given: "", family: this.result.authors[i].fullName, 'parse-names': true});
}
// citationData.authors.push(this.result.authors[i]);
}
}
if (this.result.dateofacceptance != undefined) {
citationData.issued = {};
var date: string = (this.result.dateofacceptance.getFullYear()) + ""; // transform to string in case it is an integer
var dateArray: string[] = (date && (date).indexOf('-') !== -1) ? [date.split('-')[0]] : [date];
if (dateArray.length < 3) {
// dateArray.push[1];
// dateArray.push[1];
}
citationData.issued = {"date-parts": [["" + dateArray[0]]]};
if (this.result.date) {
citationData.date = this.result.date;
}
if (this.result.journal) {
if (this.result.journal.journal) {
citationData["container-title"] = this.result.journal.journal;
}
if (this.result.journal.issn) {
citationData.ISSN = this.result.journal.issn;
}
if (this.result.journal.issue) {
citationData.issue = this.result.journal.issue;
}
citationData.type = "article-journal"; // in case of APA volume and pages appear only in specific types not just article
if (this.result.journal.volume) {
citationData.volume = this.result.journal.volume;
}
if (this.result.journal["start_page"] && this.result.journal["end_page"]) {
citationData.page = this.result.journal["start_page"] + "-" + this.result.journal["end_page"];
}
}
}
this.data = citationData;
// console.log(this.data);
}
styleChanged() {
this.updateCitation();
}
updateCitation() {
var Sys =
function Sys(lang, data) {
this.lang = lang;
this.data = data;
this.changeName = function (name) {
this.lastName = name;
};
this.retrieveLocale = function (lang) {
return this.lang;
}
this.retrieveItem = function (id) {
return this.data;
}
};
try {
var citeproc = new CSL.Engine(new Sys(this.citation.locale, this.data), this.citation[(this.selectedStyle == "0") ? this.citation.templates[0] : this.selectedStyle]);
citeproc.updateItems([this.data.id]);
this.citationText = citeproc.makeBibliography();
this.citationText = ((this.citationText != null) && (this.citationText.length > 1) && (this.citationText[1].length > 0)) ? this.citationText[1][0] : '';
}catch (e) {
}
}
}