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标题: php参考代码==Calendar Class [打印本页]

作者: tznktg 时间: 2007-10-4 16:33
标题: php参考代码==Calendar Class
<?php
/**
* Calendar Class
*
* @author Avenger <avenger@php.net>
* @version  $Id 2003-05-10 14:02:34 $
*/

class Calendar {

function Calendar() {
}
function getDayNames() {
      return $this->dayNames;
}
function setDayNames($names) {
      $this->dayNames = $names;
}
function getMonthNames() {
      return $this->monthNames;
}
function setMonthNames($names) {
      $this->monthNames = $names;
}
function getStartDay() {
      return $this->startDay;
}
function setStartDay($day) {
      $this->startDay = $day;
}
function getStartMonth() {
      return $this->startMonth;
}
function setStartMonth($month) {
      $this->startMonth = $month;
}
function getCalendarLink($month, $year) {
      return "";
}
function getDateLink($day, $month, $year) {
      return "";
}
function getCurrentMonthView() {
      $d = getdate(time());
      return $this->getMonthView($d["mon"], $d["year"]);
}
function getCurrentYearView() {
      $d = getdate(time());
      return $this->getYearView($d["year"]);
}
function getMonthView($month, $year) {
      return $this->getMonthHTML($month, $year);
}
function getYearView($year) {
      return $this->getYearHTML($year);
}
function getDaysInMonth($month, $year) {
      if ($month < 1 || $month > 12) {
         return 0;
      }
      $d = $this->daysInMonth[$month - 1];

      if ($month == 2) {
         if ($year%4 == 0) {
            if ($year%100 == 0) {
                  if ($year%400 == 0) {
                     $d = 29;
                  }
            } else  {
                  $d = 29;
            }
         }
      }

      return $d;
}
function getMonthHTML($m, $y, $showYear = 1) {
      $s = "";

      $a = $this->adjustDate($m, $y);
      $month = $a[0];
      $year = $a[1];

      $daysInMonth = $this->getDaysInMonth($month, $year);
      $date = getdate(mktime(12, 0, 0, $month, 1, $year));

      $first = $date["wday"];
      $monthName = $this->monthNames[$month - 1];

      $prev = $this->adjustDate($month - 1, $year);
      $next = $this->adjustDate($month + 1, $year);

      if ($showYear == 1) {
         $prevMonth = $this->getCalendarLink($prev[0], $prev[1]);
         $nextMonth = $this->getCalendarLink($next[0], $next[1]);
      } else {
         $prevMonth = "";
         $nextMonth = "";
      }

      $header = $monthName . (($showYear > 0) ? " " . $year : "");

      $s .= "<table class=\"calendar\" width=\"98%\">\n";
      $s .= "<tr>\n";
      $s .= "<td align=\"center\" valign=\"top\">" . (($prevMonth == "") ? " " : "<a href=\"$prevMonth\"><<") . "</td>\n";
      $s .= "<td align=\"center\" valign=\"top\" class=\"calendarHeader\" colspan=\"5\">$header</td>\n";
      $s .= "<td align=\"center\" valign=\"top\">" . (($nextMonth == "") ? " " : "<a href=\"$nextMonth\">>>") . "</td>\n";
      $s .= "</tr>\n";

      $s .= "<tr>\n";
      $s .= "<td align=\"center\" valign=\"top\" class=\"calendarHeader\">" . $this->dayNames[($this->startDay)%7] . "</td>\n";
      $s .= "<td align=\"center\" valign=\"top\" class=\"calendarHeader\">" . $this->dayNames[($this->startDay+1)%7] . "</td>\n";
      $s .= "<td align=\"center\" valign=\"top\" class=\"calendarHeader\">" . $this->dayNames[($this->startDay+2)%7] . "</td>\n";
      $s .= "<td align=\"center\" valign=\"top\" class=\"calendarHeader\">" . $this->dayNames[($this->startDay+3)%7] . "</td>\n";
      $s .= "<td align=\"center\" valign=\"top\" class=\"calendarHeader\">" . $this->dayNames[($this->startDay+4)%7] . "</td>\n";
      $s .= "<td align=\"center\" valign=\"top\" class=\"calendarHeader\">" . $this->dayNames[($this->startDay+5)%7] . "</td>\n";
      $s .= "<td align=\"center\" valign=\"top\" class=\"calendarHeader\">" . $this->dayNames[($this->startDay+6)%7] . "</td>\n";
      $s .= "</tr>\n";

      $d = $this->startDay + 1 - $first;
      while ($d > 1) {
         $d -= 7;
      }

      $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"]) ? "calendarToday" : "calendar";
         $s .= "<td class=\"$class\" align=\"right\" valign=\"top\">";
         if ($d > 0 && $d <= $daysInMonth) {
            $link = $this->getDateLink($d, $month, $year);
            $s .= (($link == "") ? $d : "<a href=\"$link\">$d");
         } else {
            $s .= " ";
         }
         $s .= "</td>\n";
         $d++;
      }
      $s .= "</tr>\n";
      }

      $s .= "</table>\n";

      return $s;
}
function getYearHTML($year) {
      $s = "";
      $prev = $this->getCalendarLink(0, $year - 1);
      $next = $this->getCalendarLink(0, $year + 1);

      $s .= "<table class=\"calendar\" border=\"0\">\n";
      $s .= "<tr>";
      $s .= "<td align=\"center\" valign=\"top\" align=\"left\">" . (($prev == "") ? " " : "<a href=\"$prev\"><<") . "</td>\n";
      $s .= "<td class=\"calendarHeader\" valign=\"top\" align=\"center\">" . (($this->startMonth > 1) ? $year . " - " . ($year + 1) : $year) ."</td>\n";
      $s .= "<td align=\"center\" valign=\"top\" align=\"right\">" . (($next == "") ? " " : "<a href=\"$next\">>>") . "</td>\n";
      $s .= "</tr>\n";
      $s .= "<tr>";
      $s .= "<td class=\"calendar\" valign=\"top\">" . $this->getMonthHTML(0 + $this->startMonth, $year, 0) ."</td>\n";
      $s .= "<td class=\"calendar\" valign=\"top\">" . $this->getMonthHTML(1 + $this->startMonth, $year, 0) ."</td>\n";
      $s .= "<td class=\"calendar\" valign=\"top\">" . $this->getMonthHTML(2 + $this->startMonth, $year, 0) ."</td>\n";
      $s .= "</tr>\n";
      $s .= "<tr>\n";
      $s .= "<td class=\"calendar\" valign=\"top\">" . $this->getMonthHTML(3 + $this->startMonth, $year, 0) ."</td>\n";
      $s .= "<td class=\"calendar\" valign=\"top\">" . $this->getMonthHTML(4 + $this->startMonth, $year, 0) ."</td>\n";
      $s .= "<td class=\"calendar\" valign=\"top\">" . $this->getMonthHTML(5 + $this->startMonth, $year, 0) ."</td>\n";
      $s .= "</tr>\n";
      $s .= "<tr>\n";
      $s .= "<td class=\"calendar\" valign=\"top\">" . $this->getMonthHTML(6 + $this->startMonth, $year, 0) ."</td>\n";
      $s .= "<td class=\"calendar\" valign=\"top\">" . $this->getMonthHTML(7 + $this->startMonth, $year, 0) ."</td>\n";
      $s .= "<td class=\"calendar\" valign=\"top\">" . $this->getMonthHTML(8 + $this->startMonth, $year, 0) ."</td>\n";
      $s .= "</tr>\n";
      $s .= "<tr>\n";
      $s .= "<td class=\"calendar\" valign=\"top\">" . $this->getMonthHTML(9 + $this->startMonth, $year, 0) ."</td>\n";
      $s .= "<td class=\"calendar\" valign=\"top\">" . $this->getMonthHTML(10 + $this->startMonth, $year, 0) ."</td>\n";
      $s .= "<td class=\"calendar\" valign=\"top\">" . $this->getMonthHTML(11 + $this->startMonth, $year, 0) ."</td>\n";
      $s .= "</tr>\n";
      $s .= "</table>\n";

return $s;
}
function adjustDate($month, $year) {
      $a = array();
      $a[0] = $month;
      $a[1] = $year;

      while ($a[0] > 12) {
         $a[0] -= 12;
         $a[1]++;
      }

      while ($a[0] <= 0) {
         $a[0] += 12;
         $a[1]--;
      }

return $a;
}

var $startDay = 0;
var $startMonth = 1;
var $dayNames = array("日", "一", "二", "三", "四", "五", "六");
var $monthNames = array("January", "February", "March", "April", "May", "June",
"July", "August", "September", "October", "November", "December");
var $daysInMonth = array(31, 28, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31);

} //End Class
?>

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