MediaWiki:Gadget-fix-schedule-times.js
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// vim: ts=4 sw=4 et ai si
$.when(
$.ready
).then( function () {
// Configuration
var CONFERENCE_DAYS = {
"Friday, October 8": Date.UTC( 2021, /* month index, not month number! */ 9, 8 ),
"Saturday, October 9": Date.UTC( 2021, 9, 9 ),
"Sunday, October 10": Date.UTC( 2021, 9, 10 )
};
var WRITTEN_SCHEDULE_OFFSET_SECONDS = -4 * 3600; // written schedule for WCNA 2021 is Eastern Time which is UTC-4
// Other constants
var TIME_REGEX = /(\d\d):(\d\d) - (\d\d):(\d\d)/;
var userTimeCorrectionSeconds = mw.user.options.get( "timecorrection" ) * 60;
function formatRelativeTime( minutesUntilStart, minutesUntilEnd ) {
if ( minutesUntilStart > /* one day */ 1440 ) {
return "Starts in " + ( minutesUntilStart / 1440 ).toFixed( 0 ) + " days";
} else if ( minutesUntilStart > /* 3 hours */ 180 ) {
return "Starts in " + ( minutesUntilStart / 60 ).toFixed( 0 ) + " hours";
} else if ( minutesUntilStart > 120 ) {
return "Starts in 2 hours and " + ( minutesUntilStart % 60 ).toFixed( 0 ) + " minutes";
} else if ( minutesUntilStart > 60 ) {
return "Starts in an hour and " + ( minutesUntilStart % 60 ).toFixed( 0 ) + " minutes";
} else if ( minutesUntilStart > 1 ) {
return "Starts in " + minutesUntilStart.toFixed( 0 ) + " minutes";
} else if ( minutesUntilStart > 0 ) {
return "Starts in less than a minute";
} else if ( minutesUntilStart > -1 ) {
return "Started just now";
} else if ( minutesUntilStart > -5 ) {
return "Started " + ( -minutesUntilStart ).toFixed( 0 ) + " minutes ago";
} else if ( minutesUntilEnd > 1 ) {
return "Ends in " + minutesUntilEnd.toFixed( 0 ) + " minutes";
} else if ( minutesUntilEnd > 0 ) {
return "Ends in one minute";
} else if ( minutesUntilEnd > -1 ) {
return "Ended just now";
} else if ( minutesUntilEnd > -60 ) {
return "Ended " + ( -minutesUntilEnd ).toFixed( 0 ) + " minutes ago";
} else if ( minutesUntilEnd > -1440 ) {
return "Ended " + ( -minutesUntilEnd / 60 ).toFixed( 0 ) + " hours ago";
} else {
return "Ended " + ( -minutesUntilEnd / 1440 ).toFixed( 0 ) + " days ago";
}
}
function formatTime( unixTimestamp ) {
return new Date( unixTimestamp * 1000 ).toLocaleTimeString().replace( /(\d\d?:\d\d):00/, "$1" );
}
function makeHtml( originalTimeMatch, tableCell ) {
var dayHeading = $( tableCell ).closest( "table" ).prev().prev(); // skip icon key
var dayHeadingText = dayHeading.find( ".mw-headline" ).text();
var baseDateUnix = Math.floor( CONFERENCE_DAYS[dayHeadingText] / 1000 );
// First, get the actual timestamps
var startTimeUnix = baseDateUnix + parseInt( originalTimeMatch[1], 10 ) * 3600 +
parseInt( originalTimeMatch[2], 10 ) * 60 - WRITTEN_SCHEDULE_OFFSET_SECONDS;
var endTimeUnix = baseDateUnix + parseInt( originalTimeMatch[3], 10 ) * 3600 +
parseInt( originalTimeMatch[4], 10 ) * 60 - WRITTEN_SCHEDULE_OFFSET_SECONDS;
// Now, get some text like "Starts in 10 minutes".
var nowUnix = Math.floor( new Date().getTime() / 1000 );
var relativeTimeFormatted = formatRelativeTime(
( startTimeUnix - nowUnix ) / 60,
( endTimeUnix - nowUnix ) / 60
);
return formatTime( startTimeUnix ) + " - " + formatTime( endTimeUnix ) + "<br />(" + relativeTimeFormatted + ")";
}
$( "td" ).each( function () {
var match = TIME_REGEX.exec( this.textContent );
if ( match ) {
this.innerHTML = this.innerHTML.replace( match[0], "<span class='fixed' data-original='" + match[0] + "'>" + match[0] + "</span>" );
}
} );
function go() {
$( "span.fixed" ).each( function () {
$( this ).html( makeHtml( TIME_REGEX.exec( this.data.original ) ), this.parentNode ) );
} );
}
go();
window.setInterval( go, 10000 );
} );