Team:KULeuven/Tools/New Day/Date Retriever

From 2008.igem.org

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<html>
<html>
<script type="text/javascript">
<script type="text/javascript">
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var mnames = new Array('January', 'February', 'March', 'April', 'May',
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/*
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* @author KULeuven
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*/
 +
var monthNames = new Array('January', 'February', 'March', 'April', 'May',
'June', 'July', 'August', 'September', 'October', 'November', 'December');
'June', 'July', 'August', 'September', 'October', 'November', 'December');
-
var dnames = new Array('Monday', 'Tuesday', 'Wednesday', 'Thursday', 'Friday', 'Saturday', 'Sunday');
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document.write(pageDate().toString().substring(0,11));
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function date_retriever() {
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/* Extracts the corresponding calendar date out of the page url */
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// First step is to split the url of the current notebook entry
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function pageDate() {
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var url_tokens = location.href.split("/");
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// Retrieve page url
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// Filter out the last token which contains the proper date
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var urlTokens = location.href.split("/");
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var url_last_token = url_tokens[url_tokens.length-1];
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var urlLast = urlTokens[urlTokens.length - 1];
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var wiki_tokens = url_last_token.split("#");
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// Retrieve page date
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var url_date_token = wiki_tokens[0];
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var wikiTokens = urlLast.split("#");
 +
var wikiFirst = wikiTokens[0];
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var date_tokens = url_date_token.split("_");
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// Retrieve seperate date components
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var day = date_tokens[0];
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var dateTokens = wikiFirst.split("_");
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var month = date_tokens[1];
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var year = date_tokens[2];
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// Date is retrieved expressed in milliseconds
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return Date.parse(day + ' ' + month + ', ' + year);
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}
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// arg determines whether you take yesterday (arg = 0) or tomorrow (arg = 1)
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var day = parseInt(dateTokens[0]);
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function date(arg) {
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var month;
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var numeric_date = date_retriever();
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for (x in monthNames) {
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switch(arg) {
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if(dateTokens[1] == monthNames[x]) {month = x; break;}
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case 0: numeric_date -= 86400*1000; break;
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case 1: numeric_date += 86400*1000; break;
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default: break;
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}
}
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var year = parseInt(dateTokens[2]);
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// Construct a Date object and return the result
var date = new Date();
var date = new Date();
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date.setTime(numeric_date);
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date.setFullYear(year, month, day);
return date;
return date;
}
}
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function date_next_week_monday() {
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/* Retrieves date ndays before this page date */
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var numeric_date = date_retriever();
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function datePast(ndays) {
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var pastDate = new Date();
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// getDate, setDate methods are rubbish, stick to numeric substraction!
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var ntime = pageDate().getTime() - ndays*86400*1000;
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pastDate.setTime(ntime);
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var next_monday = new Date();
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return pastDate;
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next_monday.setTime(numeric_date);
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}
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var day_of_week = next_monday.getDay();
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/* Searches date ndays after this page date */
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switch(day_of_week) {
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function dateFuture(ndays) {
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// Sunday is indexed as 0
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var futureDate = new Date();
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case 0: numeric_date += 86400*1000; break;
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// getDate, setDate methods are rubbish, stick to numeric adding!
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default: numeric_date += (8-day_of_week)*86400*1000; break;
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var ntime = pageDate().getTime() + ndays*86400*1000;
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}
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futureDate.setTime(ntime);
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next_monday.setTime(numeric_date);
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return futureDate;
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return next_monday;
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}
}
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function date_previous_week_friday() {
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/* Returns the date of Friday previous week */
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var numeric_date = date_retriever();
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function previousWeekFriday() {
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var dayOfWeek = pageDate().getDay();
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var previousWeekFriday = new Date();
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var previous_friday = new Date();
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switch(dayOfWeek) {
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previous_friday.setTime(numeric_date);
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// case 0 is Sunday, substract 9 days
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case 0: previousWeekFriday = datePast(9); break;
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var day_of_week = previous_friday.getDay();
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default: previousWeekFriday = datePast(dayOfWeek + 2); break;
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switch(day_of_week) {
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// Sunday is indexed as 0
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case 6: numeric_date -= 86400*1000; break;
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default: numeric_date -= (2 + day_of_week)*86400*1000; break;
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}
}
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previous_friday.setTime(numeric_date);
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return previousWeekFriday;
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}
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return previous_friday;
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/* Returns the date of Monday next week */
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function nextWeekMonday() {
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var dayOfWeek = pageDate().getDay();
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var nextWeekMonday = new Date();
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switch(dayOfWeek) {
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// case 0 is Sunday, add 1 day
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case 0: nextWeekMonday = dateFuture(1); break;
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default: nextWeekMonday = dateFuture(8 - dayOfWeek); break;
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}
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return nextWeekMonday;
}
}
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function url_date(date) {
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/* Returns the date of Friday this week */
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var url = "https://2008.igem.org/Team:KULeuven/";
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function thisFriday() {
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url += date.getDate();
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var dayOfWeek = pageDate().getDay();
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url += '_';
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var thisFriday;
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url += mnames[date.getMonth()];
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url += '_';
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switch(dayOfWeek) {
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url += date.getFullYear();
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// case 0 is Sunday, substract 2 days
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case 0: thisFriday = datePast(2); break;
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// case 6 is Saturday, substract 1 day, can also be merged into default, in which case we look -1 day // ahead, corresponding to going 1 day back in the past
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case 6: thisFriday = datePast(1); break;
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default: thisFriday = dateFuture(5 - dayOfWeek); break;
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}
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return thisFriday;
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}
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window.location.href=url;
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/* Converts a date into a valid url for the KULeuven wiki and loads the page */
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function goToDate(date) {
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// base wiki url of KULeuven
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var URL = "https://2008.igem.org/Team:KULeuven/";
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URL += date.getDate();
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URL += '_';
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// month indexing of Date object index matching to array monthNames indexing
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URL += monthNames[date.getMonth()];
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URL += '_';
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URL += date.getFullYear();
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// redirect browser to desired day
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window.location.href = URL;
}
}
</script>
</script>
Line 95: Line 124:
</tr>
</tr>
<tr align="center">
<tr align="center">
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<td align="left" width="25%"><a href="javascript:void(0);" onClick="url_date(date_previous_week_friday());">&lt;&lt; previous friday</a></td>
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<td align="left" width="25%"><a href="javascript:void(0);" onClick="goToDate(previousWeekFriday());">&lt; previous friday</a></td>
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<td width="25%"><a href="javascript:void(0);" onClick="url_date(date(0));">&lt; yesterday</a></td>
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<td width="25%"><a href="javascript:void(0);" onClick="goToDate(datePast(1));">← yesterday</a></td>
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<td width="25%"><a href="javascript:void(0);" onClick="url_date(date(1));">tomorrow &gt;</a></td>
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<td width="25%"><a href="javascript:void(0);" onClick="goToDate(dateFuture(1));">tomorrow →</a></td>
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<td align="right" width="25%"><a href="javascript:void(0);" onClick="url_date(date_next_week_monday());">next monday &gt;&gt;</a></td>
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<td align="right" width="25%"><a href="javascript:void(0);" onClick="goToDate(nextWeekMonday());">next monday &gt;</a></td>
</tr>
</tr>
</table>
</table>

Latest revision as of 23:45, 29 October 2008

<< return to notebook return to homepage >>
< previous friday ← yesterday tomorrow → next monday >

Retrieved from "http://2008.igem.org/Team:KULeuven/Tools/New_Day/Date_Retriever"