<!DOCTYPE html>
<html>
<head>
<meta charset="UTF-8">
<title>ner.edith</title>
<script type="text/javascript" src="https://cdnjs.cloudflare.com/ajax/libs/PapaParse/5.0.1/papaparse.js"></script>
<script type="text/javascript" src="https://cdnjs.cloudflare.com/ajax/libs/jquery/3.4.1/jquery.min.js"></script>
<style>
body{font-family:Open Sans;font-size:16px}
table{table-layout:fixed;width:70%;text-align:center}
th{background-color:lightgray}
td:hover{background-color:yellow}
tr:hover{background-color:whitesmoke}
.ner_per{background-color:skyblue}
.ner_loc{background-color:goldenrod}
.ner_org{background-color:plum}
.ner_oth{background-color:lightgreen}
.ner_todo{background-color:turquoise}
</style>
</head>
<body>
<h3>ner.edith: named entity recognition editor in html</h3>
Please upload a TSV (tab-separated-values) file in the GermEval2014 data format<sup>[<a href="https://sites.google.com/site/germeval2014ner/data" target="_blank">i</a>]</sup>: <input type="file" id="tsv-file" name="files"/><br><br>
<table id="table">
<thead>
<tr>
<th>OFFSET</th>
<th>POSITION</th>
<th>TOKEN</th>
<th>NE-TAG</th>
<th>NE-EMB</th>
</tr>
</thead>
<tbody></tbody>
</table>
<script>
var data;
function handleFileSelect(evt) {
var file = evt.target.files[0];
// TODO: adapt to streaming with 'chunk' callback for large file support, see https://www.papaparse.com/docs
Papa.parse(file, {
header: true,
delimiter: '\t',
comments: "#",
skipEmptyLines: true,
dynamicTyping: true,
complete: function(results) {
console.log(results);
data = results;
$.each(results.data, function(i, el) {
var row = $("<tr/>");
row.append($("<td/>").text(i));
$.each(el, function(i, cell) {
row.append($("<td/>").text(cell));
});
$("#table tbody").append(row);
$("#table td:contains('B-PER')").addClass('ner_per');
$("#table td:contains('I-PER')").addClass('ner_per');
$("#table td:contains('B-LOC')").addClass('ner_loc');
$("#table td:contains('I-LOC')").addClass('ner_loc');
$("#table td:contains('B-ORG')").addClass('ner_org');
$("#table td:contains('I-ORG')").addClass('ner_org');
$("#table td:contains('B-OTH')").addClass('ner_oth');
$("#table td:contains('I-OTH')").addClass('ner_oth');
$("#table td:contains('B-TODO')").addClass('ner_oth');
$("#table td:contains('I-TODO')").addClass('ner_oth');
});
}
});
}
// https://javascript.info/task/edit-td-click
let table = document.getElementById('table');
let editingTd;
table.onclick = function(event) {
let target = event.target.closest('.edit-cancel,.edit-ok,td');
if (!table.contains(target)) return;
if (target.className == 'edit-cancel') {
finishTdEdit(editingTd.elem, false);
} else if (target.className == 'edit-ok') {
finishTdEdit(editingTd.elem, true);
} else if (target.nodeName == 'TD') {
if (editingTd) return;
makeTdEditable(target);
}
}
function makeTdEditable(td) {
editingTd = {
elem: td,
data: td.innerHTML
};
td.classList.add('edit-td');
let textArea = document.createElement('textarea');
textArea.style.width = td.clientWidth + 'px';
textArea.style.height = td.clientHeight + 'px';
textArea.className = 'edit-area';
textArea.value = td.innerHTML;
td.innerHTML = '';
td.appendChild(textArea);
textArea.focus();
td.insertAdjacentHTML("beforeEnd",
'<div class="edit-controls"><button class="edit-ok">OK</button><button class="edit-cancel">CANCEL</button></div>'
);
}
function finishTdEdit(td, isOk) {
if (isOk) {
td.innerHTML = td.firstChild.value;
} else {
td.innerHTML = editingTd.data;
}
td.classList.remove('edit-td');
editingTd = null;
}
$(document).ready(function() {
$('#tsv-file').change(handleFileSelect);
});
</script>
</body>
</html>