openaire-library/searchPages/searchUtils/advancedSearchPage.componen...

350 lines
14 KiB
TypeScript

import {Component, EventEmitter, Input, Output, ViewChild} from '@angular/core';
import {Location} from '@angular/common';
import {ActivatedRoute, Router} from '@angular/router';
import {Meta, Title} from '@angular/platform-browser';
import {AdvancedField} from '../searchUtils/searchHelperClasses.class';
import {SearchCustomFilter, SearchUtilsClass} from './searchUtils.class';
import {ModalLoading} from '../../utils/modal/loading.component';
import {Dates, StringUtils} from '../../utils/string-utils.class';
import {ErrorCodes} from '../../utils/properties/errorCodes';
import {RouterHelper} from '../../utils/routerHelper.class';
import {PiwikService} from '../../utils/piwik/piwik.service';
import {EnvProperties} from '../../utils/properties/env-properties';
import {SEOService} from '../../sharedComponents/SEO/SEO.service';
import {HelperService} from "../../utils/helper/helper.service";
@Component({
selector: 'advanced-search-page',
templateUrl: 'advancedSearchPage.component.html'
})
export class AdvancedSearchPageComponent {
@Input() piwikSiteId = null;
@Input() hasPrefix: boolean = true;
@Input() pageTitle = "";
@Input() results = [];
@Input() type;
@Input() entityType;
@Input() searchUtils: SearchUtilsClass = new SearchUtilsClass();
@Input() fieldIds: string[];
@Input() fieldIdsMap;//:{ [key:string]:{ name:string, operator:string, type:string, indexField:string, equalityOperator:string }} ;
@Input() selectedFields: AdvancedField[];
@Input() simpleSearchUrl: string;
@ViewChild(ModalLoading) loading: ModalLoading;
@Input() csvParams: string;
@Input() csvPath: string;
@Input() simpleSearchLink: string = "";
@Input() disableForms: boolean = false;
@Input() loadPaging: boolean = true;
@Input() oldTotalResults: number = 0;
@Input() openaireLink: string;
@Input() customFilter: SearchCustomFilter = null;
@Input() sort: boolean = false;
@Input() searchFormClass: string = "searchForm";
piwiksub: any;
public parameterNames: string[] = [];
public parameterValues: string[] = [];
public baseURLWithParameters: string = '';
public csvLimit: number = 0;
public pagingLimit: number = 0;
public resultsPerPage: number = 0;
isPiwikEnabled = false;
properties: EnvProperties;
public pageContents = null;
public divContents = null;
public routerHelper: RouterHelper = new RouterHelper();
public errorCodes: ErrorCodes = new ErrorCodes();
url = null;
constructor(private route: ActivatedRoute,
private location: Location,
private _meta: Meta,
private _title: Title,
private _piwikService: PiwikService,
private router: Router,
private seoService: SEOService,
private helper: HelperService) {
}
ngOnInit() {
this.route.data
.subscribe((data: { envSpecific: EnvProperties }) => {
this.properties = data.envSpecific;
//this.getDivContents();
this.getPageContents();
this.pagingLimit = data.envSpecific.pagingLimit;
this.resultsPerPage = data.envSpecific.resultsPerPage;
this.csvLimit = data.envSpecific.csvLimit;
this.isPiwikEnabled = data.envSpecific.enablePiwikTrack;
if (typeof window !== 'undefined') {
this.updateUrl(data.envSpecific.baseLink + location.pathname);
this.url = data.envSpecific.baseLink + location.pathname
}
if (typeof document !== 'undefined' && this.isPiwikEnabled) {
this.piwiksub = this._piwikService.trackView(this.properties, this.pageTitle, this.piwikSiteId).subscribe();
}
});
var description = "Openaire, search, repositories, open access, type, content provider, funder, project, " + this.pageTitle;
this.updateTitle(this.pageTitle);
this.updateDescription(description);
this.searchUtils.baseUrl = "/" + this.searchUtils.baseUrl;
this.updateBaseUrlWithParameters();
this.seoService.createLinkForCanonicalURL(this.properties.baseLink + this.router.url, false);
}
private getPageContents() {
this.helper.getPageHelpContents(this.properties, (this.customFilter)?this.customFilter.valueId:null, this.router.url).subscribe(contents => {
this.pageContents = contents;
})
}
private getDivContents() {
this.helper.getDivHelpContents(this.properties, (this.customFilter)?this.customFilter.valueId:null, this.router.url).subscribe(contents => {
this.divContents = contents;
})
}
ngOnDestroy() {
if (this.piwiksub) {
this.piwiksub.unsubscribe();
}
}
updateDescription(description: string) {
this._meta.updateTag({content: description}, "name='description'");
this._meta.updateTag({content: description}, "property='og:description'");
}
updateTitle(title: string) {
var _prefix = "";
if(this.hasPrefix) {
_prefix = "OpenAIRE | ";
}
var _title = _prefix + ((title.length > 50) ? title.substring(0, 50) : title);
this._title.setTitle(_title);
this._meta.updateTag({content: _title}, "property='og:title'");
}
updateUrl(url: string) {
this._meta.updateTag({content: url}, "property='og:url'");
}
public getSelectedFiltersFromUrl(params) {
for (var i = 0; i < this.fieldIds.length; i++) {
var fieldId = this.fieldIds[i];
var fieldparam = (this.fieldIdsMap[fieldId]) ? this.fieldIdsMap[fieldId].param : "";
if (!this.fieldIdsMap[fieldId]) {
console.error("Field: " + fieldId + " not found in fieldIds map");
}
var operatorId = this.getOperatorParameter(fieldparam);
if (params[fieldparam] != undefined && params[operatorId] != undefined) {
var values: string [] = StringUtils.URIDecode(params[fieldparam]).split(/,(?=(?:[^\"]*\"[^\"]*\")*[^\"]*$)/, -1);
var operators: string [] = (StringUtils.URIDecode(params[operatorId])).split(/,(?=(?:[^\"]*\"[^\"]*\")*[^\"]*$)/, -1);
if (values.length == operators.length) {
for (var j = 0; j < values.length; j++) {
if (this.fieldIdsMap[fieldId].type == "date") {
var value: string = StringUtils.unquote(values[j]);
var validDates: boolean = true;
var dateField: AdvancedField = new AdvancedField(fieldId, fieldparam, this.fieldIdsMap[fieldId].name, this.fieldIdsMap[fieldId].type, value, operators[j]);
if (value.indexOf("range") != -1) {
dateField.dateValue.type = "range";
if (value.length < 26) {
validDates = false;
} else {
if (!Dates.isValidDate(value.substring(5, 15)) || !Dates.isValidDate(value.substring(16, 26))) {
validDates = false;
} else {
dateField.dateValue.from = Dates.getDateFromString(value.substring(5, 15));
dateField.dateValue.to = Dates.getDateFromString(value.substring(16, 26));
}
}
// "rangeYYYY-MM-DD:YYYY-MM-DD"
} else {
dateField.dateValue.setDatesByType(value);
}
if (validDates) {
this.selectedFields.push(dateField);
}
} else {
this.selectedFields.push(new AdvancedField(fieldId, fieldparam, this.fieldIdsMap[fieldId].name, this.fieldIdsMap[fieldId].type, StringUtils.unquote(values[j]), operators[j]));
}
}
}
}
}
if (this.selectedFields.length == 0) {
this.selectedFields.push(new AdvancedField(this.fieldIds[0], fieldparam, this.fieldIdsMap[this.fieldIds[0]].name, this.fieldIdsMap[this.fieldIds[0]].type, "", "and"));
}
}
/**
* Create Page URL parameters based on the selected fields of the advanced form
* @param includePage
*/
private createUrlParameters(includePage: boolean) {
var params = "";
this.parameterNames.splice(0, this.parameterNames.length);
this.parameterValues.splice(0, this.parameterValues.length);
var fields: { [key: string]: { values: string[], operators: string[] } } = {};
for (var i = 0; i < this.selectedFields.length; i++) {
if (this.fieldIdsMap[this.selectedFields[i].id] != undefined && (this.selectedFields[i].value.length > 0 || this.selectedFields[i].type == "date")) {
if (!fields[this.selectedFields[i].id]) {
fields[this.selectedFields[i].id] = {values: [], operators: []};
fields[this.selectedFields[i].id].values = [];
fields[this.selectedFields[i].id].operators = [];
}
if (this.selectedFields[i].type == "date") {
if (this.selectedFields[i].dateValue.type == "range") {
fields[this.selectedFields[i].id].values.push(StringUtils.quote(StringUtils.URIEncode("range" + Dates.getDateToString(this.selectedFields[i].dateValue.from) + ":" + Dates.getDateToString(this.selectedFields[i].dateValue.to))));
} else {
fields[this.selectedFields[i].id].values.push(StringUtils.quote(StringUtils.URIEncode(this.selectedFields[i].dateValue.type)));
}
} else {
fields[this.selectedFields[i].id].values.push(StringUtils.quote(StringUtils.URIEncode(this.selectedFields[i].value)));
}
fields[this.selectedFields[i].id].operators.push(this.selectedFields[i].operatorId);
}
}
for (var i = 0; i < this.fieldIds.length; i++) {
if (fields[this.fieldIds[i]]) {
params += "&" + this.fieldIdsMap[this.fieldIds[i]].param + "=" + fields[this.fieldIds[i]].values.join() +
"&" + this.fieldIdsMap[this.fieldIds[i]].operator + "=" + fields[this.fieldIds[i]].operators.join()
this.parameterNames.push(this.fieldIdsMap[this.fieldIds[i]].param);
this.parameterValues.push(fields[this.fieldIds[i]].values.join());
this.parameterNames.push(this.fieldIdsMap[this.fieldIds[i]].operator);
this.parameterValues.push(fields[this.fieldIds[i]].operators.join());
}
}
if (includePage && this.searchUtils.page != 1) {
params += "&page=" + this.searchUtils.page;
}
if (this.searchUtils.size != 10) {
params += ((params.length == 0) ? '' : '&') + 'size=' + this.searchUtils.size;
this.parameterNames.push("size");
this.parameterValues.push("" + this.searchUtils.size);
}
if (this.sort && this.searchUtils.sortBy) {
params += ((params.length == 0) ? '' : '&') + 'sortBy=' + this.searchUtils.sortBy;
this.parameterNames.push("sortBy");
this.parameterValues.push(this.searchUtils.sortBy);
}
return '?' + params;
}
/**
* Create Search API query based on the selected fields of the advanced form
*/
public createQueryParameters() {
var params = "";
var countParams = 0;
for (var i = 0; i < this.selectedFields.length; i++) {
if (this.fieldIdsMap[this.selectedFields[i].id] != undefined && (this.selectedFields[i].value != "" || this.selectedFields[i].type == "date")) {
//console.log("createQueryParameters::"+this.selectedFields[i].type);
if (this.selectedFields[i].type == "date") {
if (this.selectedFields[i].dateValue.type != "any") {
params += (countParams == 0 ? "" : this.selectedFields[i].operatorId) + " " + this.selectedFields[i].id + this.fieldIdsMap[this.selectedFields[i].id].equalityOperator + '"' + StringUtils.URIEncode(Dates.getDateToString(this.selectedFields[i].dateValue.from)) + " "
+ StringUtils.URIEncode(Dates.getDateToString(this.selectedFields[i].dateValue.to)) + '"' + " ";
}
} else {
if (this.selectedFields[i].id == "q") {
var op = "";
// if()
params += (countParams == 0 ? "" : this.selectedFields[i].operatorId) + " " + '"' + StringUtils.URIEncode(this.selectedFields[i].value) + '"' + " ";
} else if (countParams == 0 && this.selectedFields[i].operatorId == "not") {
params += " " + this.selectedFields[i].id + " <> " + '"' + StringUtils.URIEncode(this.selectedFields[i].value) + '"' + " ";
} else {
params += (countParams == 0 ? "" : this.selectedFields[i].operatorId + " ") + this.selectedFields[i].id + this.fieldIdsMap[this.selectedFields[i].id].equalityOperator + '"' + encodeURIComponent(this.selectedFields[i].value) + '"' + " ";
}
}
countParams++;
}
}
if (this.customFilter) {
params += (countParams == 0 ? "" : " and ") + this.customFilter.queryFieldName + " exact " + StringUtils.quote((this.customFilter.valueId));
}
return params;
}
goTo(page: number = 1) {
this.searchUtils.page = page;
this.createUrlParameters(true);
this.router.navigate([this.searchUtils.baseUrl], {queryParams: this.routerHelper.createQueryParams(this.parameterNames, this.parameterValues)});
/* Code For Piwik*/
if (typeof localStorage !== 'undefined') {
//console.log("In PreviousRouteRecorder : "+this.router.url );
localStorage.setItem('previousRoute', this.router.url);
}
if (this.isPiwikEnabled && (typeof document !== 'undefined')) {
this.piwiksub = this._piwikService.trackView(this.properties, this.pageTitle, this.piwikSiteId).subscribe();
}
/* End Piwik Code */
}
queryChanged($event) {
this.goTo(1);
}
pageChanged($event) {
this.searchUtils.page = +$event.value;
this.goTo(this.searchUtils.page);
}
sizeChanged($event) {
this.searchUtils.size = $event.value;
this.goTo(1);
}
sortByChanged($event) {
this.searchUtils.sortBy = $event.value;
this.goTo(1);
}
/*
* Update the url with proper parameters. This is used as base url in Paging Component
*/
public updateBaseUrlWithParameters() {
this.baseURLWithParameters = this.searchUtils.baseUrl + this.createUrlParameters(false);
}
getOperatorParameter(parameter: string): string {
for (let id of this.fieldIds) {
if (this.fieldIdsMap[id]["param"] == parameter) {
return this.fieldIdsMap[id]["operator"];
}
}
}
// for loading
public openLoading() {
this.loading.open();
}
public closeLoading() {
this.loading.close();
}
}