plugins/calendar/calendar.php

   1 <?php
   2 /*
   3  *
   4  *  calendar.php
   5  *
   6  *  Copyright (c) 2001 Michal Szczotka <michal@tuxy.org>
   7  *  Licensed under the GNU GPL. For full terms see the file COPYING.
   8  *
   9  *  Displays the main calendar page (month view).
  10  *
  11  * $Id$
  12  */
  13
  14 require_once('calendar_data.php');
  15 require_once('functions.php');
  16 chdir('..');
  17 require_once('../src/validate.php');
  18 require_once('../functions/strings.php');
  19 require_once('../functions/date.php');
  20 require_once('../config/config.php');
  21 require_once('../functions/page_header.php');
  22 require_once('../src/load_prefs.php');
  23 require_once('../functions/html.php');
  24
  25 //display upper part of month calendar view
  26 function startcalendar() {
  27     global $year, $month, $day, $color;
  28
  29     $prev_date = mktime(0, 0, 0, $month - 1, 1, $year);
  30     $act_date  = mktime(0, 0, 0, $month, 1, $year);
  31     $next_date = mktime(0, 0, 0, $month + 1, 1, $year);
  32     $prev_month = date( 'm', $prev_date );
  33     $next_month = date( 'm', $next_date);
  34     $prev_year = date( 'Y', $prev_date);
  35     $next_year = date( 'Y', $next_date );
  36     $self = 'calendar.php';
  37
  38     echo html_tag( 'tr', "\n".
  39                html_tag( 'td', "\n".
  40                    html_tag( 'table', '', '', $color[0], 'width="100%" border="0" cellpadding="2" cellspacing="1"' ) .
  41                        html_tag( 'tr', "\n".
  42                             html_tag( 'th',
  43                                 "<a href=\"$self?year=".($year-1)."&month=$month\">&lt;&lt;&nbsp;".($year-1)."</a>"
  44                             ) . "\n".
  45                             html_tag( 'th',
  46                                 "<a href=\"$self?year=$prev_year&month=$prev_month\">&lt;&nbsp;" .
  47                                 date_intl( 'M', $prev_date). "</a>"
  48                             ) . "\n".
  49                             html_tag( 'th', date_intl( 'F Y', $act_date ), '', $color[0], 'colspan="3"') .
  50                             html_tag( 'th',
  51                                 "<a href=\"$self?year=$next_year&month=$next_month\">" .
  52                                 date_intl( 'M', $next_date) . "&nbsp;&gt;</a>"
  53                             ) . "\n".
  54                             html_tag( 'th',
  55                                 "<a href=\"$self?year=".($year+1)."&month=$month\">".($year+1)."&nbsp;&gt;&gt;</a>"
  56                             )
  57                        ) . "\n".
  58                        html_tag( 'tr',
  59                            html_tag( 'th', _("Sunday"), '', $color[5], 'width="14%" width="90"' ) ."\n" .
  60                            html_tag( 'th', _("Monday"), '', $color[5], 'width="14%" width="90"' ) ."\n" .
  61                            html_tag( 'th', _("Tuesday"), '', $color[5], 'width="14%" width="90"' ) ."\n" .
  62                            html_tag( 'th', _("Wednesday"), '', $color[5], 'width="14%" width="90"' ) ."\n" .
  63                            html_tag( 'th', _("Thursday"), '', $color[5], 'width="14%" width="90"' ) ."\n" .
  64                            html_tag( 'th', _("Friday"), '', $color[5], 'width="14%" width="90"' ) ."\n" .
  65                            html_tag( 'th', _("Saturday"), '', $color[5], 'width="14%" width="90"' ) ."\n"
  66                        )
  67                ) ,
  68            '', $color[0] ) ."\n";
  69 }
  70
  71 //main logic for month view of calendar
  72 function drawmonthview() {
  73     global $year, $month, $day, $color, $calendardata, $todayis;
  74
  75     $aday = 1 - date('w', mktime(0, 0, 0, $month, 1, $year));
  76     $days_in_month = date('t', mktime(0, 0, 0, $month, 1, $year));
  77     while ($aday <= $days_in_month) {
  78         echo html_tag( 'tr' );
  79         for ($j=1; $j<=7; $j++) {
  80             $cdate="$month";
  81             ($aday<10)?$cdate=$cdate."0$aday":$cdate=$cdate."$aday";
  82             $cdate=$cdate."$year";
  83             if ( $aday <= $days_in_month && $aday > 0){
  84                 echo html_tag( 'td', '', 'left', $color[4], 'height="50" valign="top"' ) ."\n".
  85                      html_tag( 'div', '', 'right' );
  86                 echo(($cdate==$todayis) ? "<font size=-1 color=$color[1]>[ " . _("TODAY") . " ] " : "<font size=-1>");
  87                 echo "<a href=day.php?year=$year&month=$month&day=";
  88                 echo(($aday<10) ? "0" : "");
  89                 echo "$aday>$aday</a></font></div>";
  90             } else {
  91                 echo html_tag( 'td', '', 'left', $color[0]) ."\n".
  92                      "&nbsp;";
  93             }
  94             if (isset($calendardata[$cdate])){
  95                 $i=0;
  96                 while ($calfoo = each($calendardata[$cdate])) {
  97                     $calbar = $calendardata[$cdate][$calfoo['key']];
  98                     echo ($calbar['priority']==1) ? "<FONT COLOR=\"$color[1]\">$calbar[title]</FONT><br>\n" : "$calbar[title]<br>\n";
  99                     $i=$i+1;
 100                     if($i==2){
 101                         break;
 102                     }
 103                 }
 104             }
 105             echo "\n</td>\n";
 106             $aday++;
 107         }
 108         echo '</tr>';
 109     }
 110 }
 111
 112 //end of monthly view and form to jump to any month and year
 113 function endcalendar() {
 114     global $year, $month, $day, $color;
 115
 116     echo html_tag( 'tr' ) ."\n" .
 117            html_tag( 'td', '', 'left', '', 'colspan="7"' ) ."\n" .
 118          "          <FORM NAME=caljump ACTION=\"calendar.php\" METHOD=POST>\n".
 119          "          <SELECT NAME=\"year\">\n";
 120     select_option_year($year);
 121     echo "          </SELECT>\n".
 122          "          <SELECT NAME=\"month\">\n";
 123     select_option_month($month);
 124     echo "          </SELECT>\n".
 125          '         <INPUT TYPE=SUBMIT VALUE="' . _("Go") . "\">\n".
 126          "          </FORM>\n".
 127          "          </TD></TR>\n".
 128          "</TABLE></TD></TR></TABLE>\n";
 129 }
 130
 131
 132 if( !isset( $month ) || $month <= 0){
 133     $month = date( 'm' );
 134 }
 135 if( !isset($year) || $year <= 0){
 136     $year = date( 'Y' );
 137 }
 138 if( !isset($day) || $day <= 0){
 139     $day = date( 'd' );
 140 }
 141
 142 $todayis = date( 'mdY' );
 143 $calself=basename($PHP_SELF);
 144
 145 displayPageHeader($color, 'None');
 146 calendar_header();
 147 readcalendardata();
 148 startcalendar();
 149 drawmonthview();
 150 endcalendar();
 151
 152 ?>
 153 </body></html>