mach
Version:
HTTP for JavaScript
102 lines (86 loc) • 2.86 kB
JavaScript
var fs = require('fs');
var Promise = require('./Promise');
var getFileStats = require('./getFileStats');
var getMimeType = require('./getMimeType');
var formatByteSize = require('./formatByteSize');
var formatString = require('util').format;
var joinPaths = require('./joinPaths');
var MACH_VERSION = require('../version');
var PAGE_TEMPLATE = [
'<html>',
'<head>',
'<meta http-equiv="content-type" content="text/html; charset=utf-8" />',
'<title>%s</title>',
'<style type="text/css">',
' body { font: 14px Helvetica, Arial, sans-serif; padding: 0 10px; }',
' address { text-align: right; font-style: italic; }',
' table { width: 100%; }',
' tr.even { background: #f3f3f3; }',
' .name { text-align: left; }',
' .size, .type, .mtime { text-align: right; }',
'</style>',
'</head>',
'<body>',
'<h1>%s</h1>',
'<hr>',
'<table cellspacing="0" cellpadding="3">',
'<tr>',
' <th class="name">Name</th>',
' <th class="size">Size</th>',
' <th class="type">Type</th>',
' <th class="mtime">Last Modified</th>',
'</tr>',
'%s',
'</table>',
'<hr>',
'<address>%s/%s</address>',
'</body>',
'</html>'
].join('\n');
var ROW_TEMPLATE = [
'<tr class="%s">',
' <td class="name"><a href="%s">%s</a></td>',
' <td class="size">%s</td>',
' <td class="type">%s</td>',
' <td class="mtime">%s</td>',
'</tr>'
].join('\n');
function generateIndex(root, pathname, basename) {
return new Promise(function (resolve, reject) {
var path = joinPaths(root, pathname);
fs.readdir(path, function (error, files) {
if (error)
return reject(error);
var promises = files.map(function (file) {
return getFileStats(joinPaths(path, file));
});
Promise.all(promises).then(function (statsArray) {
var rows = formatString(ROW_TEMPLATE, '', '../', 'Parent Directory', '', '', '');
var className = 'even';
statsArray.forEach(function (stats, index) {
if (stats == null)
return; // Ignore broken symlinks!
var file = files[index];
var url = basename + pathname + file;
var mtime = stats.mtime;
var size, type;
if (stats.isDirectory()) {
size = '-';
type = 'directory';
url += '/';
file += '/';
} else {
size = formatByteSize(stats.size);
type = getMimeType(file);
}
rows += '\n' + formatString(ROW_TEMPLATE, className, url, file, size, type, mtime);
className = (className === 'even') ? 'odd' : 'even';
});
var title = 'Index of ' + basename + pathname;
var content = formatString(PAGE_TEMPLATE, title, title, rows, 'mach', MACH_VERSION);
resolve(content);
}, reject);
});
});
}
module.exports = generateIndex;