On Thu, 2008-05-29 at 07:37 -0400, Mark Weaver wrote:
> Mark Weaver wrote:
> > Hi all,
> >
> > I've put this off as long as possible, however I think I've reached an
> > impasse.
> >
> > I've got an application that I've been writing. One of the modules for
> > this app is an event calendar. I've got the calendar to the place where
> > it displays the current month as well as previous and future months. The
> > place I'm stuck is it will only show months in the past or the future
> > that are months in the current year.
> >
> > Basically the method I'm using to move backward and forward is with Unix
> > timestamps.
> >
> > 1. When the calendar first loads the "what" is checked for;
> > // passed in via $_GET
> > $what == current, prev, or next
> > a. "current" is the default
> > $now = time()
> > $prev = date('n',$now)-1
> > $next = date('n',$now)+1
> > b. Timestamp values are then stored in an array and then
> > sent to client in session cookie which is then accessed
> > upon each subsequent request to display the event calendar.
> >
> > My question/boggle is why, when the calendar advances to
> > December(current year) it will display January, but of the current year.
> > The same happens in reverse.
> >
> > Once I reach the end of the year either in the past or future the month
> > increases or decreases accordingly, but the year doesn't change. Since
> > the year value isn't changing the month calendar days that are displayed
> > simply repeat themselves.
> >
> > I know there's something I'm missing, but I am definitely not seeing
> > what it is...
> >
> > /********************** code below ************************/
> >
> > $cal = new Calendar;
> > $calpos = array();
> >
> > // check incoming values
> > if ($what === "current"){
> > $cal->setCal(0,0,0,date('n'),1);
> > $now = time();
> > $prev = $cal->getStamp(date('n',$now)-1,1);
> > $next = $cal->getStamp(date('n',$now)+1,1);
> > $calpos['curr'] = $now;
> > $calpos['prev'] = $prev;
> > $calpos['next'] = $next;
> > $_SESSION['calendar'] = $calpos;
> > }
> > elseif($what === "prev"){
> > $peek = $_SESSION['calendar'];
> > $now = $peek['prev'];
> > $cal->setCal(0,0,0,date('n',$now),1);
> > $prev = $cal->getStamp(date('n',$now)-1,1);
> > $next = $cal->getStamp(date('n',$now)+1,1);
> > $calpos['curr'] = $now;
> > $calpos['prev'] = $prev;
> > $calpos['next'] = $next;
> > $_SESSION['calendar'] = $calpos;
> > }
> > elseif($what === "next"){
> > $peek = $_SESSION['calendar'];
> > $now = $peek['next'];
> > $cal->setCal(0,0,0,date('n',$now),1);
> > $prev = $cal->getStamp(date('n',$now)-1,1);
> > $next = $cal->getStamp(date('n',$now)+1,1);
> > $calpos['curr'] = $now;
> > $calpos['prev'] = $prev;
> > $calpos['next'] = $next;
> > $_SESSION['calendar'] = $calpos;
> > }
> >
> > <================================================================>
> > function setCal($h=0,$m=0,$s=0,$offset,$dayVal=1){
> > $stamp = date('U',mktime($h,$m,$s, $offset,$dayVal,date('Y')));
> > // Using the stamp the various necessary properties are set for the
> > // object
> >
> > function getStamp($dateStr,$dayVal=1){
> > return date('U',mktime(0,0,0, $dateStr,$dayVal,date('Y')));
> > }
> >
>
> Just in case:
> The solution was right in front of my all along. When setting the
> calendar object I was giving the class everything it needed except the
> {year} value. I _ass_-umed it was being set auto-magically; possibly by
> fairies or tree elves. Turns out I needed to set that parameter. Imagine
> that... :)
> ------
> $cal->setCal(0,0,0,date('n',$now),1);
> ------
> function setCal($h=0,$m=0,$s=0,$offset,$dayVal=1){
> $stamp = date('U',mktime($h,$m,$s, $offset,$dayVal,date('Y')));
> ^^^^^^^^
I don't really want to say "I told you so", but that's one of the two
lines I denoted as incorrect in my first response ;)
> Solution:
> setCal function from Calendar Class:
> function setCal($h=0,$m=0,$s=0,$offset,$dayVal=1,$yrVal)
>
> current: $cal->setCal(0,0,0,date('n',time()),1,date('Y',time()));
>
> $prev value coming from session cookie
> $now = $session['prev'];
> prev: $cal->setCal(0,0,0,date('n',$now),1,date('Y',$now));
>
> $next value coming from session cookie
> $now = $session['next'];
> next: $cal->setCal(0,0,0,date('n',$now),1,date('Y',$now));
>
> It all works very nicely now.
>
> Thank you Robert for the push to seriously scrutinize my code.
It's far more important to learn to build complex code from simple code,
than to try and understand complex code and then refactor it to simple
code. Just a thought for the future since as it stands you have a very
convoluted system of moving back and forth between months.
Cheers,
Rob.
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