194 lines
6.8 KiB
PHP
194 lines
6.8 KiB
PHP
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<?php
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/**
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* AgileBill - Open Billing Software
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*
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* This body of work is free software; you can redistribute it and/or
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* modify it under the terms of the Open AgileBill License
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* License as published at http://www.agileco.com/agilebill/license1-4.txt
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*
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* For questions, help, comments, discussion, etc., please join the
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* Agileco community forums at http://forum.agileco.com/
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*
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* @link http://www.agileco.com/
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* @copyright 2004-2008 Agileco, LLC.
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* @license http://www.agileco.com/agilebill/license1-4.txt
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* @author Tony Landis <tony@agileco.com>
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* @package AgileBill
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* @version 1.4.93
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*/
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/**
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* Core Calendar Class
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*
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* @example $cal = new calendar;
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* $cal->add("<b>Paid</b> - $9,458.00", mktime(0,1,1,date('m'), date('d')+2, date('Y')), 'green', 'green');
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* $cal->add("<b>Due</b> - $455.25", mktime(0,1,1,date('m'), date('d')+2, date('Y')), 'red', 'red', "alert('Message')");
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* echo $cal->generate();
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*
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*/
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class calendar
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{
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var $month;
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var $year;
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var $days;
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var $months;
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var $leap;
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var $start; // starting timestamp, based on month/year specified
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var $end; // ending timestamp, based on month/year specified
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var $start_day_num=1; // first day to show
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var $total_days; // max days to show
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var $on=0; // first day of month (0-sunday)
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var $items; // holds array of items to display on the calenday
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function calendar() {
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$this->leap = date("l");
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$this->months = Array('jan', 'feb', 'mar', 'apr', 'may', 'jun', 'jul', 'aug', 'sep', 'oct', 'nov', 'dec');
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$this->days = Array(31,($this->leap == 1 ? 29 : 28),31,30,31,30,31,31,30,31,30,31);
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if(empty($this->year)) $this->year = date("Y");
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if(empty($this->month)) $this->month = date("m")-1;
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if(empty($this->total_days)) $this->total_days = $this->days["$this->month"];
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$this->start = mktime(0,0,0,$this->month+1, 1, $this->year);
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$this->end = mktime(23, 59, 59, $this->month+1, $this->total_days, $this->year);
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$this->days = Array("Sun","Mon","Tue","Wed","Thu","Fri","Sat");
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}
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/**
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* Add an item to the calendar for display
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*
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* @param string $data The data to display on the given date/timestamp
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* @param date $timestamp The day of month (1-31) or the unix timestamp
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* @param string $border The color of the border
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* @param string $color The font color
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*/
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function add($data, $timestamp, $border='#ddd', $color='#000', $onclick=false) {
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if($timestamp > 31) {
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$day = date('d', $timestamp);
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} else {
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$day = $timestamp;
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}
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$this->items["$day"][] = Array("data" => $data, "border"=> $border, "color"=> $color, "onclick"=>$onclick);
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}
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/**
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* Generate the full calendar HTML
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*
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* @return string
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*/
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function generate()
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{
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// Today's date in number (such as 21th or whatever)
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$today_num = $tnc = date("j");
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// Today's day of the week (eg: Sat)
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$today_day=date("D");
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// $tdc contains the index number of today in $this->days
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$tdc=array_search(date("D"),$this->days);
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// This is loop is used to get the day of the week on the 1st day of this month (eg: January 1st)
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// $tdc is the day of the week in number (the index number in $this->days)
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// $tnc is decreased until it hits 1 (the first day of the month)
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// $tdc is also decreased if it goes below 0 (sunday), then it is set to 6 (saturday)
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while ($tnc > 1) {
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$tdc--;
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if ($tdc < 0) { $tdc=6; }
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$tnc--;
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}
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// set $counter_day the first day of the month (eg: Saturday)
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$counter_day=$this->days[$tdc];
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// Just the title.. displays the month and the year
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$date_display_title="<b>". date("F") ."</b> ( ".date("Y"). " )";
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// Creates the table with 7 columns
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$out = "<div id=\"calendar\" >
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<table border=0 cellpadding=3 cellspacing=1 width=100%>
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<tr><td colspan=7 class=title><center>{$date_display_title}</center></td></tr>
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<tr>
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<td class=days width=14.2%><b>Sun</b></td>
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<td class=days width=14.2%><b>Mon</b></td>
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<td class=days width=14.2%><b>Tue</b></td>
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<td class=days width=14.2%><b>Wed</b></td>
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<td class=days width=14.2%><b>Thu</b></td>
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<td class=days width=14.2%><b>Fri</b></td>
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<td class=days width=14.2%><b>Sat</b></td>
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</tr>
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<tr> ";
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// This is the loop.. starts the the first day of the month and works its way up to the last day of the month
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while ($this->start_day_num <= $this->total_days) {
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// create a new row if we're at the last column (which is Saturday)
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if ($this->on > 6) {
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$this->on=0;
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$out .= "</tr><tr>";
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}
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/* Jan 1st 2005 is on Saturday. We're on the Monday column,
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so leave this column blank, go to the next column, and start again from the loop's condition
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*/
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if ($counter_day != $this->days[$this->on]) {
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$out .= "<td id=calendar_". $this->start_day_num ."> </td>";
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$this->on++;
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continue;
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}
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/* if we are display a date thats not yet been past (which is the future), then dull down the colors
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For example, if its 16th today, and we are displaying the 17th, then set the text color to grey
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*/
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if (isset($dull)) {
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$out .= "<td class=disable id=calendar_". $this->start_day_num ." valign=top>
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<div class=date>". $this->start_day_num ."</div>";
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if(is_array($this->items["{$this->start_day_num}"])) {
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foreach($this->items["{$this->start_day_num}"] as $item) {
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if($item['onclick']) $onClick="onClick=\"{$item['onclick']}\" "; else $onClick='';
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$out .= "<div class=item style=\"border:1px solid {$item['border']}; color:{$item['color']};\" $onClick>{$item['data']}</div>";
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}
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} else {
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$out .= " ";
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}
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$out .= "</td>";
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}
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/*
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If we are not displaying the future dates, then display it normally.
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If we are displaying today's date, set $dull as true so the dates that we dislay from here on are dull-colored
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*/
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else {
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$out .= "<td class=display id=calendar_". $this->start_day_num ." valign=top>
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<div class=date>". $this->start_day_num ."</div>";
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if(is_array($this->items["{$this->start_day_num}"])) {
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foreach($this->items["{$this->start_day_num}"] as $item) {
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if($item['onclick']) $onClick="onClick=\"{$item['onclick']}\" "; else $onClick='';
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$out .= "<div class=item style=\"border:1px solid {$item['border']}; color:{$item['color']};\" $onClick>{$item['data']}</div>";
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}
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} else {
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$out .= " ";
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}
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$out .= "</td>";
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if ($this->start_day_num == date("j")) { $dull=true; }
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}
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// Move on to the next day, if all goes well
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$this->start_day_num++;
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// Move on to the next day of the week's index (refer to the $this->days array)
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$next_day=array_search($counter_day,$this->days) + 1;
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// If its over 6 (saturday), then set it to 0 (sunday) since the 7th index doesn't exist in $this->days
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$counter_day=$this->days[($next_day > 6 ? 0 : $next_day)];
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// go to the next column
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$this->on++;
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}
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$out .= "</tr></table></div>";
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return $out;
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}
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}
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?>
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