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dynatable.html
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<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8">
<title>Dynatable</title>
<style>
table {
border: 1px solid grey;
}
table td {
border: 1px dashed #c0c0c0;
}
.keyname {
font-weight: bold;
}
.equal {
color: green;
}
.different {
color: red;
}
.equal-or-null {
color: #238ce8;
}
.nullvalue {
text-decoration: italic;
background-color: #dedede;
}
</style>
<script src="jquery.min.js"></script>
<script src="jquery-ui.min.js"></script>
<link rel="stylesheet" href="jquery-ui.min.css">
<link rel="stylesheet" href="jquery-ui.structure.min.css">
<link rel="stylesheet" href="jquery-ui.theme.min.css">
</head>
<body>
<textarea id="objin" rows="10" cols="80">
{
"type": "way",
"id": 61195113,
"tags": {
"attribution": "Fresno_County_GIS",
"landuse": "vineyard",
"source": "http://www.co.fresno.ca.us/%5Cdepartmentpage.aspx?id=16313"
}
}
</textarea>
<input type="button" value="append from JSON" id="append_button">
<hr/>
<input type="text" id="idlist"/><input type="button" value="query for id" id="idlist_button"><br/>
<textarea id="overpassquery" rows="10" cols="80">
[out:json]
[timeout:25]
;
(
way
["natural"="water"](52.30711418148015,9.741911888122559,52.33227088088225,9.797701835632324);
);
out body;
</textarea>
<input type="button" value="append from Overpass API" id="overpass_button">
<hr/>
<input type="button" value="clear all" id="clear_button"> - <input type="button" value="style table" id="style_button"><span id="run_indicator"> - Query running!</span>
<hr/>
<table id="resultstable">
<tbody>
<tr>
<td>i am empty</td>
</tr>
</tbody>
</table>
<script>
var store = {};
var numOfDatasets = 0;
var NULLString = "NULL"
var addToStore = function(key,value,idx) {
if (!store[key]) {
store[key] = {};
}
store[key][idx] = value;
}
$("#append_button").on('click', function() {
var j = JSON.parse($("#objin").val());
appendRowData( j.tags, j.id );
});
$("#overpass_button").on('click', function() {
$("#run_indicator").show();
ajaxRequestToAPIAndDisplay();
});
$("#clear_button").on('click', function() {
clear();
$("#resultstable tr").remove();
$('#resultstable > tbody:last-child').append("<tr><td>i am again empty</td></tr>");
});
$("#style_button").on('click', function() {
styleTable();
});
$("#idlist_button").on('click', function() {
var qry_pre = "[out:json][timeout:25];(";
var qry_post = "); out tags;";
var qry_in = "";
var ids = $("#idlist").val().split(",");
for (var i=0;i<ids.length;i++) {
//console.log(ids[i]);
qry_in += ids[i].replace("n","node(").replace("w","way(").replace("r","rel(")
qry_in += ");"
//console.log(qry_in);
}
$("#overpassquery").val(qry_pre + qry_in + qry_post)
});
$("#run_indicator").hide();
var clear = function() {
store = {};
numOfDatasets = 0;
$("#run_indicator").hide();
//$('#resultstable > tbody:last-child').append("<tr><td>i am again empty</td></tr>");
}
var appendRowData = function(rowdata, id) {
$("#resultstable tr").remove();
addToStore("osmid",id,numOfDatasets);
for (var k in rowdata) {
addToStore(k,rowdata[k],numOfDatasets);
//console.log(k + "="+rowdata[k]);
}
numOfDatasets++;
drawTableFromStore();
}
var drawTableFromStore = function() {
var headerrow = "<tr><th> </th>";
for (var i=0;i<numOfDatasets;i++) {
headerrow += "<th>"+store.osmid[i]+"</th>";
}
headerrow += "</tr>";
$('#resultstable > tbody:last-child').append(headerrow);
for (var storekey in store) {
if (storekey == "osmid") {
continue;
}
var thisrow = "<tr><td class='keyname'>"+storekey+"</td>";
for (var i=0;i<numOfDatasets;i++) {
if (store[storekey][i]) {
thisrow += "<td>"+store[storekey][i]+"</td>";
} else {
thisrow += "<td>"+NULLString+"</td>";
}
}
thisrow += "</tr>";
//console.log(thisrow);
$('#resultstable > tbody:last-child').append(thisrow);
}
}
var ajaxRequestToAPIAndDisplay = function () {
$.ajax( {
url: "https://overpass-api.de/api/interpreter",
data: { data: $("#overpassquery").val() },
jsonp: 'jsonp',
dataType: 'jsonp',
success: function(data,status,xhr) {
$("#run_indicator").hide();
if (data == undefined) {
// should not be reached
console.log("Barf!");
} else {
$.each(data.elements,
function(i,v) {
appendRowData(v.tags, v.id);
}
); // end each
}
} // end success
}) // end ajax
}
var styleTable = function() {
var rows = $("#resultstable tr:has(td)");
for (var i=0;i<rows.length;i++) {
var seen = {};
for (var ii=1;ii<rows[i].childNodes.length;ii++) {
// each td
seen[rows[i].childNodes[ii].textContent] = 1;
if (rows[i].childNodes[ii].textContent == NULLString) {
$(rows[i].childNodes[ii]).addClass("nullvalue");
}
}
//console.log(seen);
//console.log(Object.keys(seen).length);
if (Object.keys(seen).length > 1){
delete (seen[NULLString]);
if (Object.keys(seen).length > 1){
// >1 real values
$(rows[i].childNodes).removeClass("equal");
$(rows[i].childNodes).removeClass("equal-or-null");
$(rows[i].childNodes).addClass("different");
} else {
// only NULLString and 1 other value
$(rows[i].childNodes).removeClass("equal");
$(rows[i].childNodes).removeClass("different");
$(rows[i].childNodes).addClass("equal-or-null");
}
} else {
// only 1 value == all equal
$(rows[i].childNodes).removeClass("different");
$(rows[i].childNodes).removeClass("equal-or-null");
$(rows[i].childNodes).addClass("equal");
}
}
}; // end function styleTable
//$("#resultstable td:not(.keyname)").addClass("equal");
</script>
</body>
</html>