format code
This commit is contained in:
Mike Barrett
parent
052d6ee5b3
commit
59172d82e2
25
package.json
25
package.json
@ -1,17 +1,12 @@
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{
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"name" : "timestring",
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"description" : "Parse a human readable time string into a time based value",
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"homepage" : "https://github.com/mike182uk/timestring",
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"keywords" : [
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"util",
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"functional",
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"time"
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],
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"author" : "Michael David Barrett <mike182uk@gmail.com>",
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"repository" : {
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"type": "git",
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"url": "git://github.com/mike182uk/timestring.git"
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},
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"main" : "timestring.js",
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"version" : "1.0.2"
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"name" : "timestring",
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"description" : "Parse a human readable time string into a time based value",
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"homepage" : "https://github.com/mike182uk/timestring",
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"author" : "Michael David Barrett <mike182uk@gmail.com>",
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"repository" : {
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"type": "git",
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"url": "git://github.com/mike182uk/timestring.git"
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},
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"main" : "timestring.js",
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"version" : "1.0.2"
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}
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204
timestring.js
204
timestring.js
@ -1,111 +1,119 @@
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(function(){
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"use strict";
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"use strict";
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var Timestring = function(settings) {
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// default settings
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var defaults = {
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hoursPerDay: 24,
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daysPerWeek: 7,
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weeksPerMonth: 4,
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monthsPerYear: 12
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};
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// merge default settings with user settings
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var settings = settings || {};
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this.settings = {};
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for (var property in defaults) { this.settings[property] = defaults[property]; }
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for (var property in settings) { this.settings[property] = settings[property]; }
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// time units
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this.units = {
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s: ['s', 'sec', 'secs', 'second', 'seconds'],
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m: ['m', 'min', 'mins', 'minute', 'minutes'],
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h: ['h', 'hr', 'hrs', 'hour', 'hours'],
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d: ['d', 'day', 'days'],
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w: ['w', 'week', 'weeks'],
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mth: ['mth', 'mths','month', 'months'],
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y: ['y', 'yr', 'yrs', 'year', 'years']
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};
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// time unit seconds mappings
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this.unitValues = {
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s: 1,
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m: 60,
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h: 3600
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};
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// dynamic time unit seconds mappings
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// these are dynamic based on the settings
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this.unitValues.d = this.settings.hoursPerDay * this.unitValues.h;
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this.unitValues.w = this.settings.daysPerWeek * this.unitValues.d;
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this.unitValues.mth = this.settings.weeksPerMonth * this.unitValues.w;
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this.unitValues.y = this.settings.monthsPerYear * this.unitValues.w;
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var Timestring = function(settings) {
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// default settings
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var defaults = {
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hoursPerDay: 24,
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daysPerWeek: 7,
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weeksPerMonth: 4,
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monthsPerYear: 12
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};
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Timestring.prototype.parse = function(string, returnUnit) {
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// reference to this
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var self = this;
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// merge default settings with user settings
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var settings = settings || {};
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this.settings = {};
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// get unit key helper
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function getUnitKey(unit) {
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for (var key in self.units) {
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for (var u in self.units[key]) {
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if (unit === self.units[key][u]) {
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return key;
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}
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}
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}
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// throw exception if invalid unit is passed
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throw 'The unit [' + unit + '] is not supported by timestring';
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}
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// convert a value to a specific unit
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function convert(value, unit) {
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var baseValue = self.unitValues[getUnitKey(unit)];
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return value / baseValue;
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}
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// get a value in seconds based on a specific unit
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function getSeconds(value, unit) {
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var baseValue = self.unitValues[getUnitKey(unit)];
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return value * baseValue;
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}
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// seconds counter
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var totalSeconds = 0;
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// split string into groups and get total seconds for each group
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var groups = string
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.toLowerCase() // convert words to lower case
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.replace(/[^\.\w+-]+/g, '') // remove white space
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.match(/[-+]?[0-9]+[a-z]+/g); // match time groups (digit followed by time unit - i.e 5d 15m = 2 time groups)
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if (groups !== null) {
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for(var i = 0; i < groups.length; i++) {
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var g = groups[i];
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var value = g.match(/[0-9]+/g)[0];
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var unit = g.match(/[a-z]+/g)[0];
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totalSeconds += getSeconds(value, unit);
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}
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}
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// return total, convert if needed
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return (returnUnit) ? convert(totalSeconds, returnUnit) : totalSeconds;
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for (var property in defaults) {
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this.settings[property] = defaults[property];
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}
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// add convenience method to string prototype
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String.prototype.parseTime = function (unit, settings) {
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return (new Timestring(settings)).parse(this, unit);
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for (var property in settings) {
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this.settings[property] = settings[property];
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}
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// export Timestring object for either the browser or node
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if (typeof module !== 'undefined' && module.exports) {
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module.exports = Timestring;
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// time units
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this.units = {
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s: ['s', 'sec', 'secs', 'second', 'seconds'],
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m: ['m', 'min', 'mins', 'minute', 'minutes'],
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h: ['h', 'hr', 'hrs', 'hour', 'hours'],
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d: ['d', 'day', 'days'],
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w: ['w', 'week', 'weeks'],
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mth: ['mth', 'mths','month', 'months'],
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y: ['y', 'yr', 'yrs', 'year', 'years']
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};
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// time unit seconds mappings
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this.unitValues = {
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s: 1,
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m: 60,
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h: 3600
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};
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// dynamic time unit seconds mappings
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// these are dynamic based on the settings
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this.unitValues.d = this.settings.hoursPerDay * this.unitValues.h;
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this.unitValues.w = this.settings.daysPerWeek * this.unitValues.d;
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this.unitValues.mth = this.settings.weeksPerMonth * this.unitValues.w;
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this.unitValues.y = this.settings.monthsPerYear * this.unitValues.w;
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};
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Timestring.prototype.parse = function(string, returnUnit) {
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// reference to this
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var self = this;
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// get unit key helper
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function getUnitKey(unit) {
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for (var key in self.units) {
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for (var u in self.units[key]) {
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if (unit === self.units[key][u]) {
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return key;
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}
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}
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}
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// throw exception if invalid unit is passed
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throw 'The unit [' + unit + '] is not supported by timestring';
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}
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else {
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this.Timestring = Timestring;
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// convert a value to a specific unit
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function convert(value, unit) {
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var baseValue = self.unitValues[getUnitKey(unit)];
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return value / baseValue;
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}
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// get a value in seconds based on a specific unit
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function getSeconds(value, unit) {
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var baseValue = self.unitValues[getUnitKey(unit)];
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return value * baseValue;
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}
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// seconds counter
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var totalSeconds = 0;
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// split string into groups and get total seconds for each group
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var groups = string
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.toLowerCase() // convert words to lower case
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.replace(/[^\.\w+-]+/g, '') // remove white space
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.match(/[-+]?[0-9]+[a-z]+/g); // match time groups (digit followed by time unit - i.e 5d 15m = 2 time groups)
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if (groups !== null) {
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for(var i = 0; i < groups.length; i++) {
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var g = groups[i];
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var value = g.match(/[0-9]+/g)[0];
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var unit = g.match(/[a-z]+/g)[0];
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totalSeconds += getSeconds(value, unit);
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}
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}
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// return total, convert if needed
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return (returnUnit) ? convert(totalSeconds, returnUnit) : totalSeconds;
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}
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// add convenience method to string prototype
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String.prototype.parseTime = function (unit, settings) {
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return (new Timestring(settings)).parse(this, unit);
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}
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// export Timestring object for either the browser or node
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if (typeof module !== 'undefined' && module.exports) {
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module.exports = Timestring;
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}
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else {
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this.Timestring = Timestring;
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}
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}).call(this);
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