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elastic-search-base-repo.html
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<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8"/>
<meta content="width=device-width, initial-scale=1.0" name="viewport"/>
<title>Elastic Search UI</title>
<script type="text/javascript" src="https://code.jquery.com/jquery-3.6.0.min.js"></script>
<script src="https://cdn.jsdelivr.net/npm/@kit-data-manager/[email protected]/deps/opt/popper/popper.min.js"></script>
<script src="https://cdn.jsdelivr.net/npm/@kit-data-manager/metadata-editor/deps/underscore/underscore-umd-min.js"></script>
<script src="https://cdnjs.cloudflare.com/ajax/libs/moment.js/2.29.1/moment.min.js"
integrity="sha512-qTXRIMyZIFb8iQcfjXWCO8+M5Tbc38Qi5WzdPOYZHIlZpzBHG3L3by84BBBOiRGiEb7KKtAOAs5qYdUiZiQNNQ=="
crossorigin="anonymous" referrerpolicy="no-referrer"></script>
<script src="js/ajv/ajv.min.js"></script>
<script src="js/semantic-ui/transition.min.js"></script>
<script src="js/semantic-ui/dimmer.min.js"></script>
<script src="js/semantic-ui/tab.min.js"></script>
<script src="js/semantic-ui/modal.min.js"></script>
<script src="js/semantic-ui/dropdown.min.js"></script>
<script src="https://cdn.jsdelivr.net/npm/[email protected]/dist/keycloak.min.js"></script>
<script src="./js/download.js"></script>
<link rel="stylesheet" href="./css/styles.css"/>
<link rel="stylesheet"
href="https://cdn.jsdelivr.net/npm/@kit-data-manager/[email protected]/deps/opt/bootstrap/css/bootstrap.min.css">
<link rel="stylesheet"
href="https://cdn.jsdelivr.net/npm/@kit-data-manager/[email protected]/deps/opt/fontawesome/css/all.min.css">
<script src="https://cdn.jsdelivr.net/npm/[email protected]/browser/bodybuilder.min.js"></script>
<script src="https://cdn.jsdelivr.net/npm/handlebars@latest/dist/handlebars.runtime.js"></script>
<link rel="stylesheet" href="./css/semantic.min.css">
<script src="./definitions/search/reporesult.handlebars.js"></script>
<script src="./definitions/search/reporesult_detailed.handlebars.js"></script>
<link rel="stylesheet" href="./css/styles.css"/>
</head>
<body class="ui">
<h1 class="ui block header">
<img id="app-logo" src="./images/mm3.png" class="ui circular image">
<div id="app-title" class="content">
{app-title}
<div id="app-subtitle" class="sub header">{app-subtitle}</div>
</div>
</h1>
<div class="ui grid container">
<div class="ui secondary fluid menu">
<div class="item">
<div id="data_management_button" class="ui animated primary right button" tabindex="0">
<div class="visible content">Data Management</div>
<div class="hidden content">
<i class="code icon"></i>
</div>
</div>
</div>
<div class="item" id="search-tab">
<div id="search_button" class="ui animated primary right disabled button" tabindex="0">
<div class="visible content">Search</div>
<div class="hidden content">
<i class="search icon"></i>
</div>
</div>
</div>
<div class="right menu">
<div class="item">
<p id="logged_in_as">Not logged in</p>
</div>
<div class="right item">
<div id="login_button" class="ui animated primary right button" tabindex="0">
<div id="login_button_text" class="visible content">Login</div>
<div class="hidden content">
<i id="login_icon" class="sign-in icon"></i>
</div>
</div>
</div>
</div>
</div>
<div class="ui container">
<div id="service-url-input" style="margin-top: 10px">
<div class="ui grid container">
<div class="three wide column">
<div class="ui column label">
Service Base URL
</div>
</div>
<div class="thirteen wide column">
<div class="ui fluid icon input">
<input id="search-base-url" type="text" placeholder="Search base URL...">
<i class="search icon"></i>
<div id="refresh-button" class="ui vertical animated button" tabindex="0">
<div class="hidden content">Reload</div>
<div class="visible content">
<i class="fa-solid fa-arrows-rotate"></i>
</div>
</div>
</div>
</div>
</div>
</div>
<div class="ui segment">
<a class="ui blue ribbon label">Search</a>
<div class="ui padded grid">
<div class="ui row">
<div class="four wide column">
<div class="ui fluid selection dropdown">
<input type="hidden" name="order">
<i class="dropdown icon"></i>
<div class="default text">Sort Order</div>
<div class="menu">
<div class="item" data-value="create_asc">Creation Date <i
class="sort amount up icon"></i></div>
<div class="item" data-value="create_desc">Creation Date <i
class="sort amount down icon"></i></div>
<div class="item" data-value="modified_asc">Last Update <i
class="sort amount up icon"></i></div>
<div class="item" data-value="modified_desc">Last Update <i
class="sort amount down icon"></i></div>
<div class="item" data-value="score_asc">Relevance <i class="sort amount up icon"></i>
</div>
<div class="item" data-value="score_desc">Relevance <i
class="sort amount down icon"></i></div>
</div>
</div>
</div>
<div class="twelve wide column">
<div class="ui fluid icon input">
<input id="search-term" type="text" placeholder="Search term">
<i class="search icon"></i>
<div id="search-button" class="ui vertical animated button" tabindex="0">
<div class="hidden content">Search</div>
<div class="visible content">
<i class="fa-solid fa-search"></i>
</div>
</div>
</div>
</div>
</div>
<div class="ui row">
<div class="four wide column">
<div class="ui segment">
<div class="ui form">
<div class="grouped fields">
<label>Access</label>
<div class="field">
<div class="ui checkbox">
<input id="value_read_open" type="checkbox" name="access">
<label id="read_open">Open</label>
</div>
</div>
</div>
</div>
</div>
<div class="ui segment">
<div class="ui form">
<div class="grouped fields">
<label>Resource Type</label>
<div class="field">
<div class="ui checkbox">
<input id="value_type_audio" type="checkbox" name="resourcetype">
<label id="type_audio">Audiovisual</label>
</div>
</div>
<div class="field">
<div class="ui checkbox">
<input id="value_type_data" type="checkbox" name="resourcetype">
<label id="type_data">Dataset</label>
</div>
</div>
<div class="field">
<div class="ui checkbox">
<input id="value_type_image" type="checkbox" name="resourcetype">
<label id="type_image">Image</label>
</div>
</div>
<div class="field">
<div class="ui checkbox">
<input id="value_type_software" type="checkbox" name="resourcetype">
<label id="type_software">Software</label>
</div>
</div>
<div class="field">
<div class="ui checkbox">
<input id="value_type_text" type="checkbox" name="resourcetype">
<label id="type_text">Text</label>
</div>
</div>
</div>
</div>
</div>
<div class="ui segment">
<div class="ui form">
<div class="grouped fields">
<label>Creation</label>
<div class="field">
<div class="ui radio checkbox">
<input id="value_date_one" type="radio" name="age"
checked="checked">
<label id="date_one">Last Year</label>
</div>
</div>
<div class="field">
<div class="ui radio checkbox">
<input id="value_date_two" type="radio" name="age">
<label id="date_two">Last 2 Years</label>
</div>
</div>
<div class="field">
<div class="ui radio checkbox">
<input id="value_date_three" type="radio" name="age">
<label id="date_three">Last 3 Years</label>
</div>
</div>
<div class="field">
<div class="ui radio checkbox">
<input id="value_date_older" type="radio" name="age">
<label id="date_older">Older</label>
</div>
</div>
</div>
</div>
</div>
</div>
<div class="twelve wide column">
<div id="results">
<div class="twelve wide column">
</div>
<!--Results go here-->
</div>
<div id="load_more_divider" class="ui divider invisible"></div>
<button id="load_more_button" class="ui fluid invisible button">
Load more...
</button>
</div>
</div>
</div>
</div>
<div class="ui segment">
<a class="ui blue ribbon label">Messages</a>
<div id="messages" class="ui segment">
<div class="three column ui stackable grid">
<div class="column">
<button class="ui primary basic fluid button" onclick="removeMessages(0)">Remove All</button>
</div>
<div class="column">
<button class="ui positive basic fluid button" onclick="removeMessages(1)">Remove Information
</button>
</div>
<div class="column">
<button class="ui negative basic fluid button" onclick="removeMessages(2)">Remove Error</button>
</div>
</div>
<div id="messages_end"></div>
</div>
</div>
</div>
</div>
<div class="ui small modal">
<i class="close icon"></i>
<div id="modal_header" class="header">
Metadata
</div>
<div id="modal_content"></div>
</div>
<!-- JS -->
<script type="module">
import {create_UUID} from './js/editor-utils.js';
import {config} from './js/base-repo-utils.js';
import {ajaxBaseUrl, keycloak, showServiceUrl, appDescription, page_size} from './js/elastic-search-base-repo.settings.js';
let ajaxURL = null;
let currentSearchTerm = null;
let from = 0;
let size = page_size;
Handlebars.registerHelper('isOpen', function (list) {
if (list != null && list.indexOf("anonymousUser") > -1) {
return true;
}
return false;
});
Handlebars.registerHelper('formatDate', function (value) {
if (moment) {
return moment(value).format("YYYY-MM-DD HH:mm:ss");
}
return value;
});
Handlebars.registerHelper('contentLink', function (value) {
return ajaxBaseUrl + "dataresources/" + value.parentResource.id + "/data/" + value.relativePath;
});
Handlebars.registerHelper('splitUrl', function(url) {
return url.split("/").slice(-1,url.length);
});
Handlebars.registerHelper("creatorsList", function(context, options) {
var ret = "";
for (var i = 0, j = context.length; i < j; i++) {
let segment =
((context[i].familyName) ? context[i].familyName + ", " : "") +
((context[i].givenName) ? context[i].givenName : "");
if(i < j-1){
segment = segment + "; "
}
ret = ret + segment;
}
return ret;
});
if (!showServiceUrl) {
$('#service-url-input').empty();
}
$('#app-logo').attr("src", appDescription["app-logo"]);
let header = appDescription["app-title"] +
'<div id="app-subtitle" class="sub header">' + appDescription["app-subtitle"] + '</div>';
$('#app-title').html(header);
function userLoggedIn(login) {
if (login) {
$("#login_icon").attr("class", "sign-out icon")
$("#login_button_text").text("Logout");
addMessage(0, 'User ' + keycloak.idTokenParsed.preferred_username + ' logged in.');
localStorage.setItem("userLoggedIn", true);
$("#logged_in_as").text("Logged in as " + keycloak.idTokenParsed.preferred_username);
config.token = keycloak.token;
} else {
$("#login_icon").attr("class", "sign-in icon")
$("#login_button_text").text("Login");
localStorage.removeItem("userLoggedIn", true);
$("#logged_in_as").text("Not logged in.");
config.token = null;
}
}
if (typeof keycloak != typeof undefined) {
keycloak.onAuthSuccess = function () {
userLoggedIn(true);
};
keycloak.onAuthLogout = function () {
userLoggedIn(false);
};
keycloak.onTokenExpired = () => {
addMessage(0, 'Keycloak token expired. Trying to refresh.');
keycloak.updateToken(30).success(() => {
addMessage(0, 'Successfully got a new token.');
config.token = keycloak.token;
}).catch(() => {
addMessage(1, "Failed to refresh keycloak token.");
config.token = null;
userLoggedIn(false);
});
};
keycloak.init({
responseMode: 'fragment',
});
$("#login_button").click(() => {
if ($("#login_button_text").text() === "Login") {
keycloak.login();
} else {
keycloak.logout();
}
});
} else {
$("#logged_in_as").attr("style", "display:none");
$("#login_button").attr("style", "display:none");
}
//initialize dropdown fields
$('.ui.dropdown').dropdown();
ajaxURL = ajaxBaseUrl + "search/";
$('#search-base-url').val(ajaxBaseUrl);
config.ajaxBaseUrl = ajaxBaseUrl;
$("#refresh-button").click(() => {
config.ajaxBaseUrl = $("#search-base-url").val();
addMessage(0, "Updated Search base URL to " + config.ajaxBaseUrl);
ajaxURL = config.ajaxBaseUrl + "search";
reloadTable();
});
$("#data_management_button").click(() => {
window.open("repo-management.html", "self");
});
$("#search-button").click(() => {
addMessage(0, "Performing search.");
doSearch(false);
});
$("#load_more_button").click(() => {
addMessage(0, "Loading next page.");
from = from + size;
doSearch(true);
});
addMessage(0, "Search successfully initialized.");
/** Perform a search including result rendering based on the current search term and filter selection.
* The function is used as callback for the search button as well as for the load mode button. In the later
* case, existing results are not cleared.
*
* @param {boolean} more TRUE if caller was 'Show more' button.
*/
function doSearch(more) {
if (currentSearchTerm !== $('#search-term').val()) {
//#search-term has changed, inititialize a new search including reloading aggregations
from = 0;
currentSearchTerm = $('#search-term').val();
updateAggregations();
}
let body = bodybuilder().from(from).size(size).query('query_string', "query", currentSearchTerm);
//add ordering instructions
switch ($('#order_select').val()) {
case 'create_asc':
body = body.sort('created', 'asc');
break;
case 'create_desc':
body = body.sort('created', 'desc');
break;
case 'modified_asc':
body = body.sort('lastUpdate', 'asc');
break;
case 'modified_desc':
body = body.sort('lastUpdate', 'desc');
break;
case 'score_asc':
body = body.sort('_score', 'asc');
break;
case 'score_desc':
default:
body = body.sort('_score', 'desc');
}
//add filter for open resources
if ($('#value_read_open').is(':checked')) {
body = body.andFilter('match', {"read": "anonymousUser"});
}
//add resource type filters
let types = [];
if ($('#value_type_audio').is(':checked')) {
types.push("AUDIOVISUAL");
}
if ($('#value_type_data').is(':checked')) {
types.push("DATASET");
}
if ($('#value_type_image').is(':checked')) {
types.push("IMAGE");
}
if ($('#value_type_text').is(':checked')) {
types.push("TEXT");
}
if ($('#value_type_software').is(':checked')) {
types.push("SOFTWARE");
}
if (types.length > 0) {
body = body.orQuery('terms', "metadata.resourceType.typeGeneral", types);
}
//add creation date filters
if ($('#value_date_one').is(':checked')) {
body = body.andQuery('range', "created", {lt: 'now', gte: 'now-1y/y'}).filterMinimumShouldMatch(0);
}
if ($('#value_date_two').is(':checked')) {
body = body.andQuery('range', "created", {lt: 'now-1y/y', gte: 'now-2y/y'});
}
if ($('#value_date_three').is(':checked')) {
body = body.andQuery('range', "created", {lt: 'now-2y-y', gte: 'now-3y/y'});
}
if ($('#value_date_older').is(':checked')) {
body = body.andQuery('range', "created", {lt: 'now-3y/y'});
}
//reset current results if not coming via 'load more'
if (!more) {
$('#results').empty();
}
//send and process the search request
new Promise(function (resolve, reject) {
let headers = {};
if (config.token != null) {
headers["Authorization"] = "Bearer " + config.token;
}
$.ajax({
type: "POST",
url: ajaxURL,
contentType: "application/json",
headers: headers,
data: JSON.stringify(body.build()),
success: function (output, status, xhr) {
resolve(output);
},
error: function (result) {
let message = "Failed to obtain search results from " + ajaxURL + ". (HTTP " + result.status + ")";
reject(message);
}
});
}).then(success => {
let template = Handlebars.templates.reporesult;
let results = success.hits.hits.length;
if (results > 0) {
//append all hits using the Handlebars template
for (let i = 0; i < results; i++) {
let hit = success.hits.hits[i];
let res = document.createElement("div");
res.setAttribute("style", "background: #FAFAFA;padding-left:5px;");
res.innerHTML = template(hit);
$('#results').append(res);
}
//show/hide load-more button depending on total available results
if (success.hits.total.value > from + size) {
$('#load_more_divider').removeClass("invisible");
$('#load_more_button').removeClass("invisible");
} else {
$('#load_more_divider').addClass("invisible");
$('#load_more_button').addClass("invisible");
from = 0;
}
$(".more").click(function (e) {
showDetails(this.getAttribute("data"));
});
} else {
showNoResults();
}
}, error => {
showNoResults();
addMessage(1, error);
});
}
function showNoResults(){
//no results found, show message instead of results
let res = document.createElement("div");
res.innerHTML = '<div class="ui icon message">\n' +
' <i class="search icon"></i>\n' +
' <div class="content">\n' +
' <div class="header">\n' +
' No results found.\n' +
' </div>\n' +
' <p>No results where found at the configured search index. Please provide another search term.</p>\n' +
' </div>\n' +
'</div>'
$('#results').append(res);
$('#load_more_divider').addClass("invisible");
$('#load_more_button').addClass("invisible");
}
/**Update the filters by requesting the implemented aggregation information from the index. In comparison
* to the actual query, no results are obtained from the index. Aggregation information are supposed to be
* updated as soon as the search term changes. If the selected filter changes, aggregations are not updated.
*/
function updateAggregations() {
let agg_body = bodybuilder()
.size(0) //don't request any documents to be queried as we only need the aggregation information
.aggregation('date_range', 'created', {
format: 'yyyy',
ranges: [
{to: 'now', from: 'now-1y/y'}, //last year
{to: 'now-1y/y', from: 'now-2y/y'}, //last two years
{to: 'now-2y/y', from: 'now-3y/y'}, //last three years
{to: 'now-3y/y'} //older than three years
]
}, "creation_date")
.aggregation('filters', {
"filters": {
"open": {
"bool": {
"should": [
{"match": {"read": "anonymousUser"}} //list of read SIDs contains 'anonymousUser'
],
"minimum_should_match": 1
}
}
}
}, "readers")
.aggregation('filters', {
"filters": {
"dataset": {
"bool": {
"should": [
{"match": {"metadata.resourceType.typeGeneral": "DATASET"}}
]
}
},
"audiovisual": {
"bool": {
"should": [
{"match": {"metadata.resourceType.typeGeneral": "AUDIOVISUAL"}}
]
}
},
"image": {
"bool": {
"should": [
{"match": {"metadata.resourceType.typeGeneral": "IMAGE"}}
]
}
},
"software": {
"bool": {
"should": [
{"match": {"metadata.resourceType.typeGeneral": "SOFTWARE"}}
]
}
},
"text": {
"bool": {
"should": [
{"match": {"metadata.resourceType.typeGeneral": "TEXT"}}
]
}
}
}
}, "types")
.query('query_string', "query", currentSearchTerm); //use current search term to get base number of results
new Promise(function (resolve, reject) {
let headers = {};
if (config.token != null) {
headers["Authorization"] = "Bearer " + config.token;
}
$.ajax({
type: "POST",
url: ajaxURL,
contentType: "application/json",
headers: headers,
data: JSON.stringify(agg_body.build()),
success: function (output, status, xhr) {
resolve(output);
},
error: function (result) {
let message = "Failed to obtain aggregations from " + ajaxURL + ". (HTTP " + result.status + ")";
reject(message);
}
});
}).then(success => {
//update aggregation UI elements with according numbers
let readersAgg = success.aggregations.readers;
$('#read_open').empty();
$('#read_open').append("Open (" + readersAgg.buckets.open.doc_count + ")");
let datatypeAgg = success.aggregations.types;
$('#type_audio').empty();
$('#type_audio').append("Audiovisual (" + datatypeAgg.buckets.audiovisual.doc_count + ")");
$('#type_data').empty();
$('#type_data').append("Dataset (" + datatypeAgg.buckets.dataset.doc_count + ")");
$('#type_image').empty();
$('#type_image').append("Image (" + datatypeAgg.buckets.image.doc_count + ")");
$('#type_text').empty();
$('#type_text').append("Text (" + datatypeAgg.buckets.text.doc_count + ")");
$('#type_software').empty();
$('#type_software').append("Software (" + datatypeAgg.buckets.software.doc_count + ")");
let creationDateAgg = success.aggregations.creation_date;
$('#date_older').empty();
$('#date_older').append("Older (" + creationDateAgg.buckets[1].doc_count + ")");
$('#date_three').empty();
$('#date_three').append("Last 3 Years (" + creationDateAgg.buckets[1].doc_count + ")");
$('#date_two').empty();
$('#date_two').append("Last 2 Years (" + creationDateAgg.buckets[2].doc_count + ")");
$('#date_one').empty();
$('#date_one').append("Last Year (" + creationDateAgg.buckets[3].doc_count + ")");
}, error => {
addMessage(1, error);
});
}
function showDetails(id){
let body = bodybuilder().query('match', "id", id);
new Promise(function (resolve, reject) {
let headers = {};
if (config.token != null) {
headers["Authorization"] = "Bearer " + config.token;
}
$.ajax({
type: "POST",
url: ajaxURL,
contentType: "application/json",
headers: headers,
data: JSON.stringify(body.build()),
success: function (output, status, xhr) {
resolve(output);
},
error: function (result) {
let message = "Failed to obtain search results from " + ajaxURL + ". (HTTP " + result.status + ")";
reject(message);
}
});
}).then(success => {
let template = Handlebars.templates.reporesult_detailed;
let hit = success.hits.hits[0];
$('#modal_content').empty();
let res = document.createElement("div");
res.setAttribute("style", "padding:10px");
res.innerHTML = template(hit);
$('#modal_header')[0].innerText = "Resource Details (" + id + ")";
$('#modal_content').append(res);
$("#download_json").click(function (e) {
downloadJson(id);
});
if(hit._source.content.length == 0){
$("#download_zip").addClass("disabled");
}else {
$("#download_zip").click(function (e) {
downloadZip(id);
});
}
$('.ui.modal').modal('show');
}, error => {
addMessage(1, error);
});
}
function downloadJson(id){
new Promise(function (resolve, reject) {
let headers = {};
if (config.token != null) {
headers["Authorization"] = "Bearer " + config.token;
}
$.ajax({
type: "GET",
url: ajaxBaseUrl + "dataresources/" + id,
contentType: "application/json",
headers: headers,
success: function (output, status, xhr) {
resolve(output);
},
error: function (result) {
let message = "Failed to obtain data resource " + ajaxBaseUrl + "dataresources/" + id + ". (HTTP " + result.status + ")";
reject(message);
}
});
}).then(success => {
download(JSON.stringify(success, null, 3),"metadata.json", "application/json");
}, error => {
addMessage(1, error);
});
}
function downloadZip(id){
let x = new XMLHttpRequest();
x.open("GET", ajaxBaseUrl + "dataresources/" + id + "/data/", true);
x.setRequestHeader("Accept", "application/zip");
if (config.token != null) {
x.setRequestHeader("Authorization", "Bearer " + config.token);
}
x.responseType = 'blob';
x.onload = function (e) {
download(x.response, "data.zip", "application/zip");
}
x.send();
}
/**Add a new message at the message area.
* @param {integer} type Either 0 (Success) or 1 (Error)
* @param (string) message The message to add.
*/
function addMessage(type, message) {
let element = $("#messages_end");
let div = document.createElement('div');
let messageType = "positive";
let messageHeader = "Information";
switch (type) {
case 1: {
messageType = "negative";
messageHeader = "Error";
}
}
let uuid = create_UUID();
div.setAttribute("class", "ui " + messageType + " message");
div.setAttribute("id", uuid);
div.innerHTML =
"<i class='close icon' onclick='closeMessage(\"" + uuid + "\")'></i>" +
"<div class='header'>" +
messageHeader +
"</div>" +
"<p>" + message + "</p>";
element.after(div);
}
</script>
<script>
/**Callback for closing a single message.
* @param {string} id UUID of the message to close.
*/
function closeMessage(id) {
$("#" + id).remove();
}
/**Callback for message removal buttons.
* @param {integer} type Message type to remove (0=all, 1=information, 2=error)
*/
function removeMessages(type) {
switch (type) {
case 0:
$("#messages .message:not(button)").remove();
return;
case 1:
$("#messages .positive:not(button)").remove();
return;
case 2:
$("#messages .negative:not(button)").remove();
return;
}
}
</script>
</body>
</html>