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

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import {Component, Input, ViewChild} from '@angular/core';
import {Output, EventEmitter} from '@angular/core';
import {Location} from '@angular/common';
import {ActivatedRoute, Router} from '@angular/router';
import {Title, Meta} from '@angular/platform-browser';
import {Observable} from 'rxjs/Observable';
import {Filter, Value, AdvancedField} from '../searchUtils/searchHelperClasses.class';
import {SearchResult} from '../../utils/entities/searchResult';
import {SearchFields, FieldDetails} from '../../utils/properties/searchFields';
import {SearchUtilsClass} from './searchUtils.class';
import {ModalLoading} from '../../utils/modal/loading.component';
import {StringUtils, Dates} from '../../utils/string-utils.class';
import {PiwikService} from '../../utils/piwik/piwik.service';
import {EnvProperties} from '../../utils/properties/env-properties';
@Component({
selector: 'advanced-search-page',
templateUrl: 'advancedSearchPage.component.html'
})
export class AdvancedSearchPageComponent {
@Input() piwikSiteId = null;
@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() connectCommunityId: string;
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;
@Output() queryChange = new EventEmitter();
constructor (private route: ActivatedRoute,
private location: Location,
private _meta: Meta,
private _title: Title,
private _piwikService:PiwikService,
private router: Router) {
}
ngOnInit() {
this.route.data
.subscribe((data: { envSpecific: EnvProperties }) => {
this.properties = data.envSpecific;
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);
}
if(typeof document !== 'undefined' && this.isPiwikEnabled){
this.piwiksub = this._piwikService.trackView(this.properties, this.pageTitle, this.piwikSiteId).subscribe();
}
});
var title = "Advanced search "+this.pageTitle;
var description = "Openaire, search, repositories, open access, type, content provider, funder, project, "+ this.pageTitle;
this.updateTitle(title);
this.updateDescription(description);
this.searchUtils.baseUrl = "/" + this.searchUtils.baseUrl;
this.updateBaseUrlWithParameters();
}
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 ="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"));
}
}
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.getOperatorParameter(this.fieldIdsMap[this.fieldIds[i]].param)+"="+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.getOperatorParameter(this.fieldIdsMap[this.fieldIds[i]].param));
this.parameterValues.push(fields[this.fieldIds[i]].operators.join());
}
}
if(includePage && this.searchUtils.page != 1){
params += "&page="+this.searchUtils.page;
}
return '?'+params;
}
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++;
}
}
//community
if(this.connectCommunityId ){
params += (countParams == 0 ? "" : " and " ) + "communityId exact "+'"' + this.connectCommunityId +'"' + " ";
}
return params;
}
clearFilters(){
}
goTo(page:number = 1){
this.searchUtils.page = page;
var urlParameters = this.createUrlParameters(true);
var queryParameters = this.createQueryParameters();
this.location.go(location.pathname,urlParameters);
this.queryChange.emit({
value: queryParameters
});
/* 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);
}
/*
* 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{
if(parameter.length > 2){
return parameter.substring(0,2);
}else if(parameter == "q"){
return "op";
}else{
return parameter+"Op";
}
}
// for loading
public openLoading(){
this.loading.open();
}
public closeLoading(){
this.loading.close();
}
}