148 lines
3.0 KiB
JavaScript
148 lines
3.0 KiB
JavaScript
/* jslint node: true */
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'use strict';
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var miscUtil = require('./misc_util.js');
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exports.stylizeString = stylizeString;
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exports.pad = pad;
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// :TODO: create Unicode verison of this
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var VOWELS = [ 'a', 'e', 'i', 'o', 'u' ];
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VOWELS.forEach(function onVowel(v) {
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VOWELS.push(v.toUpperCase());
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});
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var SIMPLE_ELITE_MAP = {
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'a' : '4',
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'e' : '3',
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'i' : '1',
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'o' : '0',
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's' : '5',
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't' : '7'
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};
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function stylizeString(s, style) {
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var len = s.length;
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var c;
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var i;
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var stylized = '';
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switch(style) {
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// None/normal
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case 'normal' :
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case 'N' : return s;
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// UPPERCASE
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case 'upper' :
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case 'U' : return s.toUpperCase();
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// lowercase
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case 'lower' :
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case 'l' : return s.toLowerCase();
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// Title Case
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case 'title' :
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case 'T' :
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return s.replace(/\w\S*/g, function onProperCaseChar(t) {
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return t.charAt(0).toUpperCase() + t.substr(1).toLowerCase();
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});
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// fIRST lOWER
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case 'first lower' :
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case 'f' :
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return s.replace(/\w\S*/g, function onFirstLowerChar(t) {
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return t.charAt(0).toLowerCase() + t.substr(1).toUpperCase();
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});
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// SMaLL VoWeLS
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case 'small vowels' :
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case 'v' :
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for(i = 0; i < len; ++i) {
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c = s[i];
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if(-1 !== VOWELS.indexOf(c)) {
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stylized += c.toLowerCase();
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} else {
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stylized += c.toUpperCase();
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}
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}
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return stylized;
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// bIg vOwELS
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case 'big vowels' :
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case 'V' :
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for(i = 0; i < len; ++i) {
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c = s[i];
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if(-1 !== VOWELS.indexOf(c)) {
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stylized += c.toUpperCase();
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} else {
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stylized += c.toLowerCase();
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}
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}
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return stylized;
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// Small i's: DEMENTiA
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case 'small i' :
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case 'i' : return s.toUpperCase().replace(/I/g, 'i');
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// mIxeD CaSE (random upper/lower)
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case 'mixed' :
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case 'M' :
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for(i = 0; i < len; i++) {
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if(Math.random() < 0.5) {
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stylized += s[i].toUpperCase();
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} else {
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stylized += s[i].toLowerCase();
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}
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}
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return stylized;
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// l337 5p34k
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case 'l33t' :
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case '3' :
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for(i = 0; i < len; ++i) {
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c = SIMPLE_ELITE_MAP[s[i].toLowerCase()];
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stylized += c || s[i];
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}
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return stylized;
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}
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return s;
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}
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// Based on http://www.webtoolkit.info/
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function pad(s, len, padChar, dir, stringColor, padColor) {
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len = miscUtil.valueWithDefault(len, 0);
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padChar = miscUtil.valueWithDefault(padChar, ' ');
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dir = miscUtil.valueWithDefault(dir, 'right');
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stringColor = miscUtil.valueWithDefault(stringColor, '');
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padColor = miscUtil.valueWithDefault(padColor, '');
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var padlen = len - s.length;
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switch(dir) {
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case 'L' :
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case 'left' :
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s = padColor + new Array(padlen).join(padChar) + stringColor + s;
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break;
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case 'C' :
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case 'center' :
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case 'both' :
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var right = Math.ceil(padlen / 2);
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var left = padlen - right;
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s = padColor + new Array(left + 1).join(padChar) + stringColor + s + padColor + new Array(right + 1).join(padChar);
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break;
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case 'R' :
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case 'right' :
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s = stringColor + s + padColor + new Array(padlen).join(padChar);
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break;
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default : break;
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}
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return stringColor + s;
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}
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