James1x0/json-to-html.js

## json-to-html.js
/*
  Quick and dirty JSON to HTML table parser
  ---
  Designed for use debugging in node.js
*/

function jsonToHtml ( json, limit ) {
  var data = json,
      dataKeys = [];

  if( !data ) {
    winston.log('error', chalk.bgRed('No data! Cannot render HTML.'));
    return;
  }

  if( limit ) {
    console.log(limit);
    data = data.slice(0, limit);
  }

  var html = '<html>' +
             '<head><style>table { border: 1px solid #666; width: 100%; } th {background: #f8f8f8; font-weight: bold; padding: 2px; } tr:nth-child(even) { background-color: #F5F5F5; } .blankfield { background-color: rgba(255, 0, 0, 0.1); }</style></head>' +
             '<body>',
      tb   = '',
      tbh  = '';

  data.forEach(function ( item ) {
    var itemRow = [],
        itemCol = {};

    for ( var key in item ) {
      if( dataKeys.indexOf( key ) < 0 ) {
        tbh += '<th>' + key + '</th>';
        dataKeys.push(key);
      }

      itemCol[ key ] = '<td class="' + key + '">' + item[ key ] + '</td>';
    }

    dataKeys.forEach(function ( dataKey, index ) {
      var colHtml = itemCol[ dataKey ],
          colTd   = ( colHtml ) ? colHtml : '<td class="blankfield"></td>';

      itemRow[ index ] = colTd;
    });

    tb += '<tr>' + itemRow.join('') + '</tr>';
  });

  html += '<table><tr>' + tbh + '</tr>' + tb + '</table></body></html>';

  return html;
}
	/*
	Quick and dirty JSON to HTML table parser
	---
	Designed for use debugging in node.js
	*/

	function jsonToHtml ( json, limit ) {
	var data = json,
	dataKeys = [];

	if( !data ) {
	winston.log('error', chalk.bgRed('No data! Cannot render HTML.'));
	return;
	}

	if( limit ) {
	console.log(limit);
	data = data.slice(0, limit);
	}

	var html = '<html>' +
	'<head><style>table { border: 1px solid #666; width: 100%; } th {background: #f8f8f8; font-weight: bold; padding: 2px; } tr:nth-child(even) { background-color: #F5F5F5; } .blankfield { background-color: rgba(255, 0, 0, 0.1); }</style></head>' +
	'<body>',
	tb = '',
	tbh = '';

	data.forEach(function ( item ) {
	var itemRow = [],
	itemCol = {};

	for ( var key in item ) {
	if( dataKeys.indexOf( key ) < 0 ) {
	tbh += '<th>' + key + '</th>';
	dataKeys.push(key);
	}

	itemCol[ key ] = '<td class="' + key + '">' + item[ key ] + '</td>';
	}

	dataKeys.forEach(function ( dataKey, index ) {
	var colHtml = itemCol[ dataKey ],
	colTd = ( colHtml ) ? colHtml : '<td class="blankfield"></td>';

	itemRow[ index ] = colTd;
	});

	tb += '<tr>' + itemRow.join('') + '</tr>';
	});

	html += '<table><tr>' + tbh + '</tr>' + tb + '</table></body></html>';

	return html;
	}