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Diffstat (limited to 'modules/calendarview/libraries/PHPCalendar.php')
| -rw-r--r-- | modules/calendarview/libraries/PHPCalendar.php | 87 |
1 files changed, 87 insertions, 0 deletions
diff --git a/modules/calendarview/libraries/PHPCalendar.php b/modules/calendarview/libraries/PHPCalendar.php new file mode 100644 index 0000000..2d1df2b --- /dev/null +++ b/modules/calendarview/libraries/PHPCalendar.php @@ -0,0 +1,87 @@ +<?php defined('SYSPATH') OR die('No direct access allowed.'); + +class PHPCalendar_Core { + // Month and year to use for calendaring + protected $month; + protected $year; + protected $month_url; + + // First Day of the Week (0 = Sunday or 1 = Monday). + protected $week_start = 0; + + // Events for the current month. + protected $event_data = Array(); + + public function __construct($month = NULL, $year = NULL, $url = NULL) + { + empty($month) and $month = date('n'); // Current month + empty($year) and $year = date('Y'); // Current year + + // Set the month and year + $this->month = (int) $month; + $this->year = (int) $year; + $this->month_url = $url; + } + + public function event($day_of_the_week, $event_url = NULL, $css_id = NULL, $custom_text = NULL) + { + $this->event_data += Array($day_of_the_week => Array($event_url, $css_id, $custom_text)); + } + + public function render() + { + return $this->generate_calendar($this->year, $this->month, $this->event_data, 2, $this->month_url, $this->week_start, NULL); + } + + # PHP Calendar (version 2.3), written by Keith Devens + # http://keithdevens.com/software/php_calendar + # see example at http://keithdevens.com/weblog + # License: http://keithdevens.com/software/license + function generate_calendar($year, $month, $days = array(), $day_name_length = 3, $month_href = NULL, $first_day = 0, $pn = array()) + { + $first_of_month = gmmktime(0,0,0,$month,1,$year); + #remember that mktime will automatically correct if invalid dates are entered + # for instance, mktime(0,0,0,12,32,1997) will be the date for Jan 1, 1998 + # this provides a built in "rounding" feature to generate_calendar() + + if ($first_day == 0) $day_names = array("Sunday", "Monday", "Tuesday", "Wednesday", "Thursday", "Friday", "Saturday"); + if ($first_day == 1) $day_names = array("Monday", "Tuesday", "Wednesday", "Thursday", "Friday", "Saturday", "Sunday"); + + list($month, $year, $month_name, $weekday) = explode(',',gmstrftime('%m,%Y,%B,%w',$first_of_month)); + $weekday = ($weekday + 7 - $first_day) % 7; #adjust for $first_day + $title = t(date("F", mktime(0, 0, 0, $month, 1, $year))) . ' ' . $year; + + #Begin calendar. Uses a real <caption>. See http://diveintomark.org/archives/2002/07/03 + @list($p, $pl) = each($pn); @list($n, $nl) = each($pn); #previous and next links, if applicable + if($p) $p = '<span class="calendar-prev">'.($pl ? '<a href="'.htmlspecialchars($pl).'">'.$p.'</a>' : $p).'</span> '; + if($n) $n = ' <span class="calendar-next">'.($nl ? '<a href="'.htmlspecialchars($nl).'">'.$n.'</a>' : $n).'</span>'; + $calendar = '<table class="calendar" id="g-calendar-month">'."\n". + '<td class="title" colspan="7" align="center">'.$p.($month_href ? '<a href="'. ($month_href) .'">'.$title.'</a>' : $title).$n."</td></tr>\n<tr>"; + + if($day_name_length){ #if the day names should be shown ($day_name_length > 0) + #if day_name_length is >3, the full name of the day will be printed + foreach($day_names as $d) + $calendar .= '<th abbr="' . $d .'">'.t($day_name_length < 4 ? substr($d,0,$day_name_length) : $d) . '</th>'; + $calendar .= "</tr>\n<tr>"; + } + + if($weekday > 0) $calendar .= '<td colspan="'.$weekday.'"> </td>'; #initial 'empty' days + for($day=1,$days_in_month=gmdate('t',$first_of_month); $day<=$days_in_month; $day++,$weekday++){ + if($weekday == 7){ + $weekday = 0; #start a new week + $calendar .= "</tr>\n<tr>"; + } + if(isset($days[$day]) and is_array($days[$day])){ + @list($link, $classes, $content) = $days[$day]; + if(is_null($content)) $content = $day; + $calendar .= '<td'.($classes ? ' class="'.htmlspecialchars($classes).'">' : '>'). + ($link ? '<a href="'.htmlspecialchars($link).'">'.$content.'</a>' : $content).'</td>'; + } + else $calendar .= "<td class=\"day\">$day</td>"; + } + if($weekday != 7) $calendar .= '<td colspan="'.(7-$weekday).'"> </td>'; #remaining "empty" days + + return $calendar."</tr>\n</table>\n"; + } +} +?>
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