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+/*!
+ iso date
+ This module was built for the exact needs of parsing ISO dates to the microformats standard.
+
+ * Parses and builds ISO dates to the W3C note, HTML5 or RFC3339 profiles.
+ * Also allows for profile detection using 'auto'
+ * Outputs to the same level of specificity of date and time that was input
+
+ Copyright (C) 2010 - 2015 Glenn Jones. All Rights Reserved.
+ MIT License: https://raw.github.com/glennjones/microformat-shiv/master/license.txt
+ */
+
+
+
+var Modules = (function (modules) {
+
+
+ /**
+ * constructor
+ * parses text to find just the date element of an ISO date/time string i.e. 2008-05-01
+ *
+ * @param {String} dateString
+ * @param {String} format
+ * @return {String}
+ */
+ modules.ISODate = function ( dateString, format ) {
+ this.clear();
+
+ this.format = (format)? format : 'auto'; // auto or W3C or RFC3339 or HTML5
+ this.setFormatSep();
+
+ // optional should be full iso date/time string
+ if(arguments[0]) {
+ this.parse(dateString, format);
+ }
+ };
+
+
+ modules.ISODate.prototype = {
+
+
+ /**
+ * clear all states
+ *
+ */
+ clear: function(){
+ this.clearDate();
+ this.clearTime();
+ this.clearTimeZone();
+ this.setAutoProfileState();
+ },
+
+
+ /**
+ * clear date states
+ *
+ */
+ clearDate: function(){
+ this.dY = -1;
+ this.dM = -1;
+ this.dD = -1;
+ this.dDDD = -1;
+ },
+
+
+ /**
+ * clear time states
+ *
+ */
+ clearTime: function(){
+ this.tH = -1;
+ this.tM = -1;
+ this.tS = -1;
+ this.tD = -1;
+ },
+
+
+ /**
+ * clear timezone states
+ *
+ */
+ clearTimeZone: function(){
+ this.tzH = -1;
+ this.tzM = -1;
+ this.tzPN = '+';
+ this.z = false;
+ },
+
+
+ /**
+ * resets the auto profile state
+ *
+ */
+ setAutoProfileState: function(){
+ this.autoProfile = {
+ sep: 'T',
+ dsep: '-',
+ tsep: ':',
+ tzsep: ':',
+ tzZulu: 'Z'
+ };
+ },
+
+
+ /**
+ * parses text to find ISO date/time string i.e. 2008-05-01T15:45:19Z
+ *
+ * @param {String} dateString
+ * @param {String} format
+ * @return {String}
+ */
+ parse: function( dateString, format ) {
+ this.clear();
+
+ var parts = [],
+ tzArray = [],
+ position = 0,
+ datePart = '',
+ timePart = '',
+ timeZonePart = '';
+
+ if(format){
+ this.format = format;
+ }
+
+
+
+ // discover date time separtor for auto profile
+ // Set to 'T' by default
+ if(dateString.indexOf('t') > -1) {
+ this.autoProfile.sep = 't';
+ }
+ if(dateString.indexOf('z') > -1) {
+ this.autoProfile.tzZulu = 'z';
+ }
+ if(dateString.indexOf('Z') > -1) {
+ this.autoProfile.tzZulu = 'Z';
+ }
+ if(dateString.toUpperCase().indexOf('T') === -1) {
+ this.autoProfile.sep = ' ';
+ }
+
+
+ dateString = dateString.toUpperCase().replace(' ','T');
+
+ // break on 'T' divider or space
+ if(dateString.indexOf('T') > -1) {
+ parts = dateString.split('T');
+ datePart = parts[0];
+ timePart = parts[1];
+
+ // zulu UTC
+ if(timePart.indexOf( 'Z' ) > -1) {
+ this.z = true;
+ }
+
+ // timezone
+ if(timePart.indexOf( '+' ) > -1 || timePart.indexOf( '-' ) > -1) {
+ tzArray = timePart.split( 'Z' ); // incase of incorrect use of Z
+ timePart = tzArray[0];
+ timeZonePart = tzArray[1];
+
+ // timezone
+ if(timePart.indexOf( '+' ) > -1 || timePart.indexOf( '-' ) > -1) {
+ position = 0;
+
+ if(timePart.indexOf( '+' ) > -1) {
+ position = timePart.indexOf( '+' );
+ } else {
+ position = timePart.indexOf( '-' );
+ }
+
+ timeZonePart = timePart.substring( position, timePart.length );
+ timePart = timePart.substring( 0, position );
+ }
+ }
+
+ } else {
+ datePart = dateString;
+ }
+
+ if(datePart !== '') {
+ this.parseDate( datePart );
+ if(timePart !== '') {
+ this.parseTime( timePart );
+ if(timeZonePart !== '') {
+ this.parseTimeZone( timeZonePart );
+ }
+ }
+ }
+ return this.toString( format );
+ },
+
+
+ /**
+ * parses text to find just the date element of an ISO date/time string i.e. 2008-05-01
+ *
+ * @param {String} dateString
+ * @param {String} format
+ * @return {String}
+ */
+ parseDate: function( dateString, format ) {
+ this.clearDate();
+
+ var parts = [];
+
+ // discover timezone separtor for auto profile // default is ':'
+ if(dateString.indexOf('-') === -1) {
+ this.autoProfile.tsep = '';
+ }
+
+ // YYYY-DDD
+ parts = dateString.match( /(\d\d\d\d)-(\d\d\d)/ );
+ if(parts) {
+ if(parts[1]) {
+ this.dY = parts[1];
+ }
+ if(parts[2]) {
+ this.dDDD = parts[2];
+ }
+ }
+
+ if(this.dDDD === -1) {
+ // YYYY-MM-DD ie 2008-05-01 and YYYYMMDD ie 20080501
+ parts = dateString.match( /(\d\d\d\d)?-?(\d\d)?-?(\d\d)?/ );
+ if(parts[1]) {
+ this.dY = parts[1];
+ }
+ if(parts[2]) {
+ this.dM = parts[2];
+ }
+ if(parts[3]) {
+ this.dD = parts[3];
+ }
+ }
+ return this.toString(format);
+ },
+
+
+ /**
+ * parses text to find just the time element of an ISO date/time string i.e. 13:30:45
+ *
+ * @param {String} timeString
+ * @param {String} format
+ * @return {String}
+ */
+ parseTime: function( timeString, format ) {
+ this.clearTime();
+ var parts = [];
+
+ // discover date separtor for auto profile // default is ':'
+ if(timeString.indexOf(':') === -1) {
+ this.autoProfile.tsep = '';
+ }
+
+ // finds timezone HH:MM:SS and HHMMSS ie 13:30:45, 133045 and 13:30:45.0135
+ parts = timeString.match( /(\d\d)?:?(\d\d)?:?(\d\d)?.?([0-9]+)?/ );
+ if(parts[1]) {
+ this.tH = parts[1];
+ }
+ if(parts[2]) {
+ this.tM = parts[2];
+ }
+ if(parts[3]) {
+ this.tS = parts[3];
+ }
+ if(parts[4]) {
+ this.tD = parts[4];
+ }
+ return this.toTimeString(format);
+ },
+
+
+ /**
+ * parses text to find just the time element of an ISO date/time string i.e. +08:00
+ *
+ * @param {String} timeString
+ * @param {String} format
+ * @return {String}
+ */
+ parseTimeZone: function( timeString, format ) {
+ this.clearTimeZone();
+ var parts = [];
+
+ if(timeString.toLowerCase() === 'z'){
+ this.z = true;
+ // set case for z
+ this.autoProfile.tzZulu = (timeString === 'z')? 'z' : 'Z';
+ }else{
+
+ // discover timezone separtor for auto profile // default is ':'
+ if(timeString.indexOf(':') === -1) {
+ this.autoProfile.tzsep = '';
+ }
+
+ // finds timezone +HH:MM and +HHMM ie +13:30 and +1330
+ parts = timeString.match( /([\-\+]{1})?(\d\d)?:?(\d\d)?/ );
+ if(parts[1]) {
+ this.tzPN = parts[1];
+ }
+ if(parts[2]) {
+ this.tzH = parts[2];
+ }
+ if(parts[3]) {
+ this.tzM = parts[3];
+ }
+
+
+ }
+ this.tzZulu = 'z';
+ return this.toTimeString( format );
+ },
+
+
+ /**
+ * returns ISO date/time string in W3C Note, RFC 3339, HTML5, or auto profile
+ *
+ * @param {String} format
+ * @return {String}
+ */
+ toString: function( format ) {
+ var output = '';
+
+ if(format){
+ this.format = format;
+ }
+ this.setFormatSep();
+
+ if(this.dY > -1) {
+ output = this.dY;
+ if(this.dM > 0 && this.dM < 13) {
+ output += this.dsep + this.dM;
+ if(this.dD > 0 && this.dD < 32) {
+ output += this.dsep + this.dD;
+ if(this.tH > -1 && this.tH < 25) {
+ output += this.sep + this.toTimeString( format );
+ }
+ }
+ }
+ if(this.dDDD > -1) {
+ output += this.dsep + this.dDDD;
+ }
+ } else if(this.tH > -1) {
+ output += this.toTimeString( format );
+ }
+
+ return output;
+ },
+
+
+ /**
+ * returns just the time string element of an ISO date/time
+ * in W3C Note, RFC 3339, HTML5, or auto profile
+ *
+ * @param {String} format
+ * @return {String}
+ */
+ toTimeString: function( format ) {
+ var out = '';
+
+ if(format){
+ this.format = format;
+ }
+ this.setFormatSep();
+
+ // time can only be created with a full date
+ if(this.tH) {
+ if(this.tH > -1 && this.tH < 25) {
+ out += this.tH;
+ if(this.tM > -1 && this.tM < 61){
+ out += this.tsep + this.tM;
+ if(this.tS > -1 && this.tS < 61){
+ out += this.tsep + this.tS;
+ if(this.tD > -1){
+ out += '.' + this.tD;
+ }
+ }
+ }
+
+
+
+ // time zone offset
+ if(this.z) {
+ out += this.tzZulu;
+ } else {
+ if(this.tzH && this.tzH > -1 && this.tzH < 25) {
+ out += this.tzPN + this.tzH;
+ if(this.tzM > -1 && this.tzM < 61){
+ out += this.tzsep + this.tzM;
+ }
+ }
+ }
+ }
+ }
+ return out;
+ },
+
+
+ /**
+ * set the current profile to W3C Note, RFC 3339, HTML5, or auto profile
+ *
+ */
+ setFormatSep: function() {
+ switch( this.format.toLowerCase() ) {
+ case 'rfc3339':
+ this.sep = 'T';
+ this.dsep = '';
+ this.tsep = '';
+ this.tzsep = '';
+ this.tzZulu = 'Z';
+ break;
+ case 'w3c':
+ this.sep = 'T';
+ this.dsep = '-';
+ this.tsep = ':';
+ this.tzsep = ':';
+ this.tzZulu = 'Z';
+ break;
+ case 'html5':
+ this.sep = ' ';
+ this.dsep = '-';
+ this.tsep = ':';
+ this.tzsep = ':';
+ this.tzZulu = 'Z';
+ break;
+ default:
+ // auto - defined by format of input string
+ this.sep = this.autoProfile.sep;
+ this.dsep = this.autoProfile.dsep;
+ this.tsep = this.autoProfile.tsep;
+ this.tzsep = this.autoProfile.tzsep;
+ this.tzZulu = this.autoProfile.tzZulu;
+ }
+ },
+
+
+ /**
+ * does current data contain a full date i.e. 2015-03-23
+ *
+ * @return {Boolean}
+ */
+ hasFullDate: function() {
+ return(this.dY !== -1 && this.dM !== -1 && this.dD !== -1);
+ },
+
+
+ /**
+ * does current data contain a minimum date which is just a year number i.e. 2015
+ *
+ * @return {Boolean}
+ */
+ hasDate: function() {
+ return(this.dY !== -1);
+ },
+
+
+ /**
+ * does current data contain a minimum time which is just a hour number i.e. 13
+ *
+ * @return {Boolean}
+ */
+ hasTime: function() {
+ return(this.tH !== -1);
+ },
+
+ /**
+ * does current data contain a minimum timezone i.e. -1 || +1 || z
+ *
+ * @return {Boolean}
+ */
+ hasTimeZone: function() {
+ return(this.tzH !== -1);
+ }
+
+ };
+
+ modules.ISODate.prototype.constructor = modules.ISODate;
+
+ return modules;
+
+} (Modules || {}));
generated by cgit v1.2.3 (git 2.25.1) at 2024-11-23 16:16:30 +0000