gen-index.js

/* alphanum.js (C) Brian Huisman
 * Based on the Alphanum Algorithm by David Koelle
 * The Alphanum Algorithm is discussed at http://www.DaveKoelle.com
 *
 * Distributed under same license as original
 *
 * This library is free software; you can redistribute it and/or
 * modify it under the terms of the GNU Lesser General Public
 * License as published by the Free Software Foundation; either
 * version 2.1 of the License, or any later version.
 *
 * This library is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.	See the GNU
 * Lesser General Public License for more details.
 *
 * You should have received a copy of the GNU Lesser General Public
 * License along with this library; if not, write to the Free Software
 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA	02110-1301	USA
 */

/* ********************************************************************
 * Alphanum Array prototype version
 *	- Much faster than the sort() function version
 *	- Ability to specify case sensitivity at runtime is a bonus
 *
 */
Array.prototype.alphanumSort = function(caseInsensitive) {
	for (var z = 0, t; t = this[z]; z++) {
		this[z] = new Array();
		var x = 0, y = -1, n = 0, i, j;

		while (i = (j = t.charAt(x++)).charCodeAt(0)) {
			var m = (i == 46 || (i >=48 && i <= 57));
			if (m !== n) {
				this[z][++y] = "";
				n = m;
			}
			this[z][y] += j;
		}
	}

	this.sort(function(a, b) {
		for (var x = 0, aa, bb; (aa = a[x]) && (bb = b[x]); x++) {
			if (caseInsensitive) {
				aa = aa.toLowerCase();
				bb = bb.toLowerCase();
			}
			if (aa !== bb) {
				var c = Number(aa), d = Number(bb);
				if (c == aa && d == bb) {
					return c - d;
				} else return (aa > bb) ? 1 : -1;
			}
		}
		return a.length - b.length;
	});

	for (var z = 0; z < this.length; z++)
		this[z] = this[z].join("");
}


/* ********************************************************************
 * Alphanum sort() function version - case sensitive
 *	- Slower, but easier to modify for arrays of objects which contain
 *		string properties
 *
 */
function alphanum(a, b) {
	function chunkify(t) {
		var tz = new Array();
		var x = 0, y = -1, n = 0, i, j;

		while (i = (j = t.charAt(x++)).charCodeAt(0)) {
			var m = (i == 46 || (i >=48 && i <= 57));
			if (m !== n) {
				tz[++y] = "";
				n = m;
			}
			tz[y] += j;
		}
		return tz;
	}

	var aa = chunkify(a);
	var bb = chunkify(b);

	for (x = 0; aa[x] && bb[x]; x++) {
		if (aa[x] !== bb[x]) {
			var c = Number(aa[x]), d = Number(bb[x]);
			if (c == aa[x] && d == bb[x]) {
				return c - d;
			} else return (aa[x] > bb[x]) ? 1 : -1;
		}
	}
	return aa.length - bb.length;
}


/* ********************************************************************
 * Alphanum sort() function version - case insensitive
 *	- Slower, but easier to modify for arrays of objects which contain
 *		string properties
 *
 */
function alphanumCase(a, b) {
	function chunkify(t) {
		var tz = new Array();
		var x = 0, y = -1, n = 0, i, j;

		while (i = (j = t.charAt(x++)).charCodeAt(0)) {
			var m = (i == 46 || (i >=48 && i <= 57));
			if (m !== n) {
				tz[++y] = "";
				n = m;
			}
			tz[y] += j;
		}
		return tz;
	}

	var aa = chunkify(a.toLowerCase());
	var bb = chunkify(b.toLowerCase());

	for (x = 0; aa[x] && bb[x]; x++) {
		if (aa[x] !== bb[x]) {
			var c = Number(aa[x]), d = Number(bb[x]);
			if (c == aa[x] && d == bb[x]) {
				return c - d;
			} else return (aa[x] > bb[x]) ? 1 : -1;
		}
	}
	return aa.length - bb.length;
}

/* start */
var fs = require('fs');

var path_json = "minorhythm/json";
var dirs = fs.readdirSync(path_json);
dirs.alphanumSort();
//console.log(dirs);
var blogs = [];
for(var i = 0; i < dirs.length; i++) {
	console.log(dirs[i]);
	var jsons = fs.readdirSync(path_json + "/" + dirs[i]);
	jsons.alphanumSort();
	for(var j = 0; j < jsons.length; j++) {
		var json = JSON.parse(fs.readFileSync(path_json + "/" + dirs[i] + "/" + jsons[j]));
		var blog = {};
		var id = jsons[j].replace(/\.json$/g,"");
		var date = json.date.split(" ")[0];
		date = date.replace(/\./g,"-");
		blog.id = id;
		blog.json = "json/" + dirs[i] + "/" + jsons[j];
		blog.date = date;
		blog.title = json.title;
		blogs.push(blog);
	}
}
fs.writeFileSync(path_json + "/index.json", JSON.stringify(blogs));
console.log("done");