seeddms-code/views/blue/class.Calendar.php
2013-02-26 09:46:01 +01:00

336 lines
12 KiB
PHP

<?php
/**
* Implementation of Calendar view
*
* @category DMS
* @package SeedDMS
* @license GPL 2
* @version @version@
* @author Uwe Steinmann <uwe@steinmann.cx>
* @copyright Copyright (C) 2002-2005 Markus Westphal,
* 2006-2008 Malcolm Cowe, 2010 Matteo Lucarelli,
* 2010-2012 Uwe Steinmann
* @version Release: @package_version@
*/
/**
* Include parent class
*/
require_once("class.BlueStyle.php");
/**
* Class which outputs the html page for Calendar view
*
* @category DMS
* @package SeedDMS
* @author Markus Westphal, Malcolm Cowe, Uwe Steinmann <uwe@steinmann.cx>
* @copyright Copyright (C) 2002-2005 Markus Westphal,
* 2006-2008 Malcolm Cowe, 2010 Matteo Lucarelli,
* 2010-2012 Uwe Steinmann
* @version Release: @package_version@
*/
class SeedDMS_View_Calendar extends SeedDMS_Blue_Style {
function generateCalendarArrays() { /* {{{ */
$this->monthNames = array( getMLText("january"),
getMLText("february"),
getMLText("march"),
getMLText("april"),
getMLText("may"),
getMLText("june"),
getMLText("july"),
getMLText("august"),
getMLText("september"),
getMLText("october"),
getMLText("november"),
getMLText("december") );
$this->dayNamesLong = array( getMLText("sunday"),
getMLText("monday"),
getMLText("tuesday"),
getMLText("wednesday"),
getMLText("thursday"),
getMLText("friday"),
getMLText("saturday") );
$this->dayNames = array();
foreach ( $this->dayNamesLong as $dn ){
$this->dayNames[] = substr($dn,0,3);
}
} /* }}} */
// Calculate the number of days in a month, taking into account leap years.
function getDaysInMonth($month, $year) { /* {{{ */
if ($month < 1 || $month > 12) return 0;
$daysInMonth = array(31, 28, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31);
$d = $daysInMonth[$month - 1];
if ($month == 2){
if ($year%4 == 0){
if ($year%100 == 0){
if ($year%400 == 0) $d = 29;
}
else $d = 29;
}
}
return $d;
} /* }}} */
// Adjust dates to allow months > 12 and < 0 and day<0 or day>days of the month
function adjustDate(&$day,&$month,&$year) { /* {{{ */
$d=getDate(mktime(12,0,0, $month, $day, $year));
$month=$d["mon"];
$day=$d["mday"];
$year=$d["year"];
} /* }}} */
// Generate the HTML for a given month
function getMonthHTML($month, $year) { /* {{{ */
if (!isset($this->monthNames)) $this->generateCalendarArrays();
if (!isset($this->dayNames)) $this->generateCalendarArrays();
$startDay = $this->firstdayofweek;
$day=1;
$this->adjustDate($day,$month,$year);
$daysInMonth = $this->getDaysInMonth($month, $year);
$date = getdate(mktime(12, 0, 0, $month, 1, $year));
$first = $date["wday"];
$monthName = $this->monthNames[$month - 1];
$s = "<table border=0>\n";
$s .= "<tr>\n";
$s .= "<td align=\"center\" class=\"header\" colspan=\"7\"><a href=\"../out/out.Calendar.php?mode=m&year=".$year."&month=".$month."\">".$monthName."</a></td>\n"; ;
$s .= "</tr>\n";
$s .= "<tr>\n";
$s .= "<td class=\"header\">" . $this->dayNames[($startDay)%7] . "</td>\n";
$s .= "<td class=\"header\">" . $this->dayNames[($startDay+1)%7] . "</td>\n";
$s .= "<td class=\"header\">" . $this->dayNames[($startDay+2)%7] . "</td>\n";
$s .= "<td class=\"header\">" . $this->dayNames[($startDay+3)%7] . "</td>\n";
$s .= "<td class=\"header\">" . $this->dayNames[($startDay+4)%7] . "</td>\n";
$s .= "<td class=\"header\">" . $this->dayNames[($startDay+5)%7] . "</td>\n";
$s .= "<td class=\"header\">" . $this->dayNames[($startDay+6)%7] . "</td>\n";
$s .= "</tr>\n";
// We need to work out what date to start at so that the first appears in the correct column
$d = $startDay + 1 - $first;
while ($d > 1) $d -= 7;
// Make sure we know when today is, so that we can use a different CSS style
$today = getdate(time());
while ($d <= $daysInMonth)
{
$s .= "<tr>\n";
for ($i = 0; $i < 7; $i++){
$class = ($year == $today["year"] && $month == $today["mon"] && $d == $today["mday"]) ? "today" : "";
$s .= "<td class=\"$class\">";
if ($d > 0 && $d <= $daysInMonth){
$s .= "<a href=\"../out/out.Calendar.php?mode=w&year=".$year."&month=".$month."&day=".$d."\">".$d."</a>";
}
else $s .= "&nbsp;";
$s .= "</td>\n";
$d++;
}
$s .= "</tr>\n";
}
$s .= "</table>\n";
return $s;
} /* }}} */
function printYearTable($year) { /* {{{ */
print "<table class=\"calendaryear\" border=\"0\">\n";
print "<tr>";
print "<td>" . $this->getMonthHTML(1 , $year) ."</td>\n";
print "<td>" . $this->getMonthHTML(2 , $year) ."</td>\n";
print "<td>" . $this->getMonthHTML(3 , $year) ."</td>\n";
print "<td>" . $this->getMonthHTML(4 , $year) ."</td>\n";
print "</tr>\n";
print "<tr>\n";
print "<td>" . $this->getMonthHTML(5 , $year) ."</td>\n";
print "<td>" . $this->getMonthHTML(6 , $year) ."</td>\n";
print "<td>" . $this->getMonthHTML(7 , $year) ."</td>\n";
print "<td>" . $this->getMonthHTML(8 , $year) ."</td>\n";
print "</tr>\n";
print "<tr>\n";
print "<td>" . $this->getMonthHTML(9 , $year) ."</td>\n";
print "<td>" . $this->getMonthHTML(10, $year) ."</td>\n";
print "<td>" . $this->getMonthHTML(11, $year) ."</td>\n";
print "<td>" . $this->getMonthHTML(12, $year) ."</td>\n";
print "</tr>\n";
print "</table>\n";
} /* }}} */
function show() { /* {{{ */
$dms = $this->params['dms'];
$user = $this->params['user'];
$mode = $this->params['mode'];
$year = $this->params['year'];
$month = $this->params['month'];
$day = $this->params['day'];
$this->firstdayofweek = $this->params['firstdayofweek'];
$this->adjustDate($day,$month,$year);
$this->htmlStartPage(getMLText("calendar"));
$this->globalNavigation();
$this->pageNavigation(getMLText("calendar"), "calendar",array($day,$month,$year));
if ($mode=="y"){
$this->contentHeading(getMLText("year_view")." : ".$year);
$this->contentContainerStart();
print "<a href=\"../out/out.Calendar.php?mode=y&year=".($year-1)."\"><img src=\"".$this->getImgPath("m.png")."\" border=0></a>&nbsp;";
print "<a href=\"../out/out.Calendar.php?mode=y\"><img src=\"".$this->getImgPath("c.png")."\" border=0></a>&nbsp;";
print "<a href=\"../out/out.Calendar.php?mode=y&year=".($year+1)."\"><img src=\"".$this->getImgPath("p.png")."\" border=0></a>&nbsp;";
$this->printYearTable($year);
$this->contentContainerEnd();
}else if ($mode=="m"){
if (!isset($this->dayNamesLong)) $this->generateCalendarArrays();
if (!isset($this->monthNames)) $this->generateCalendarArrays();
$this->contentHeading(getMLText("month_view")." : ".$this->monthNames[$month-1]. " ".$year);
$this->contentContainerStart();
print "<a href=\"../out/out.Calendar.php?mode=m&year=".($year)."&month=".($month-1)."\"><img src=\"".$this->getImgPath("m.png")."\" border=0></a>&nbsp;";
print "<a href=\"../out/out.Calendar.php?mode=m\"><img src=\"".$this->getImgPath("c.png")."\" border=0></a>&nbsp;";
print "<a href=\"../out/out.Calendar.php?mode=m&year=".($year)."&month=".($month+1)."\"><img src=\"".$this->getImgPath("p.png")."\" border=0></a>&nbsp;";
$days = $this->getDaysInMonth($month, $year);
$today = getdate(time());
$events = getEventsInInterval(mktime(0,0,0, $month, 1, $year), mktime(23,59,59, $month, $days, $year));
echo "<table class='calendarmonth'>\n";
for ($i=1; $i<=$days; $i++){
// separate weeks
$date = getdate(mktime(12, 0, 0, $month, $i, $year));
if (($date["wday"]==$this->firstdayofweek) && ($i!=1))
echo "<tr><td class='separator' colspan='".(count($events)+2)."'>&nbsp;</td></tr>\n";
// highlight today
$class = ($year == $today["year"] && $month == $today["mon"] && $i == $today["mday"]) ? "todayHeader" : "header";
echo "<tr>";
echo "<td class='".$class."'><a href=\"../out/out.Calendar.php?mode=w&year=".($year)."&month=".($month)."&day=".($i)."\">".$i."</a></td>";
echo "<td class='".$class."'><a href=\"../out/out.Calendar.php?mode=w&year=".($year)."&month=".($month)."&day=".($i)."\">".$this->dayNamesLong[$date["wday"]]."</a></td>";
if ($class=="todayHeader") $class="today";
else $class="";
$xdate=mktime(0, 0, 0, $month, $i, $year);
foreach ($events as $event){
if (($event["start"]<=$xdate)&&($event["stop"]>=$xdate)){
if (strlen($event['name']) > 25) $event['name'] = substr($event['name'], 0, 22) . "...";
print "<td class='".$class."'><a href=\"../out/out.ViewEvent.php?id=".$event['id']."\">".htmlspecialchars($event['name'])."</a></td>";
}else{
print "<td class='".$class."'>&nbsp;</td>";
}
}
echo "</tr>\n";
}
echo "</table>\n";
$this->contentContainerEnd();
}else{
if (!isset($this->dayNamesLong)) $this->generateCalendarArrays();
if (!isset($this->monthNames)) $this->generateCalendarArrays();
// get the week interval - TODO: $GET
$datestart=getdate(mktime(0,0,0,$month,$day,$year));
while($datestart["wday"]!=$this->firstdayofweek){
$datestart=getdate(mktime(0,0,0,$datestart["mon"],$datestart["mday"]-1,$datestart["year"]));
}
$datestop=getdate(mktime(23,59,59,$month,$day,$year));
if ($datestop["wday"]==$this->firstdayofweek){
$datestop=getdate(mktime(23,59,59,$datestop["mon"],$datestop["mday"]+1,$datestop["year"]));
}
while($datestop["wday"]!=$this->firstdayofweek){
$datestop=getdate(mktime(23,59,59,$datestop["mon"],$datestop["mday"]+1,$datestop["year"]));
}
$datestop=getdate(mktime(23,59,59,$datestop["mon"],$datestop["mday"]-1,$datestop["year"]));
$starttime=mktime(0,0,0,$datestart["mon"],$datestart["mday"],$datestart["year"]);
$stoptime=mktime(23,59,59,$datestop["mon"],$datestop["mday"],$datestop["year"]);
$today = getdate(time());
$events = getEventsInInterval($starttime,$stoptime);
$this->contentHeading(getMLText("week_view")." : ".getReadableDate(mktime(12, 0, 0, $month, $day, $year)));
$this->contentContainerStart();
print "<a href=\"../out/out.Calendar.php?mode=w&year=".($year)."&month=".($month)."&day=".($day-7)."\"><img src=\"".$this->getImgPath("m.png")."\" border=0></a>&nbsp;";
print "<a href=\"../out/out.Calendar.php?mode=w\"><img src=\"".$this->getImgPath("c.png")."\" border=0></a>&nbsp;";
print "<a href=\"../out/out.Calendar.php?mode=w&year=".($year)."&month=".($month)."&day=".($day+7)."\"><img src=\"".$this->getImgPath("p.png")."\" border=0></a>&nbsp;";
echo "<table class='calendarweek'>\n";
for ($i=$starttime; $i<$stoptime; $i += 86400){
$date = getdate($i);
// for daylight saving time TODO: could be better
if ( ($i!=$starttime) && ($prev_day==$date["mday"]) ){
$i += 3600;
$date = getdate($i);
}
// highlight today
$class = ($date["year"] == $today["year"] && $date["mon"] == $today["mon"] && $date["mday"] == $today["mday"]) ? "todayHeader" : "header";
echo "<tr>";
echo "<td class='".$class."'>".getReadableDate($i)."</td>";
echo "<td class='".$class."'>".$this->dayNamesLong[$date["wday"]]."</td>";
if ($class=="todayHeader") $class="today";
else $class="";
foreach ($events as $event){
if (($event["start"]<=$i)&&($event["stop"]>=$i)){
print "<td class='".$class."'><a href=\"../out/out.ViewEvent.php?id=".$event['id']."\">".htmlspecialchars($event['name'])."</a></td>";
}else{
print "<td class='".$class."'>&nbsp;</td>";
}
}
echo "</tr>\n";
$prev_day=$date["mday"];
}
echo "</table>\n";
$this->contentContainerEnd();
}
$this->htmlEndPage();
} /* }}} */
}
?>