tipman/main.php

<?php
	include("vars.inc");
	include("functions.inc");
	session_start();
	if (!isset($_SESSION['user']))		/* disallow access unless authenticated */
	{
		header("Location: $MY_SERVER/login.php");
		exit(0);
	}


	/*
	 * Draw month bar on left
	 * $whichOne : 0-($captions - 1) index of selected one
	 * $showTips : initial value of calendar's visibility
	 */
	function	draw_nav_bar($whichOne, $showTips, $showStats)
	{
		global $userID, $MY_SERVER;
		$month_val = $_SESSION['month'] . $_SESSION['year'];
		for ($i = 0; $i < $whichOne; $i++)
			$month_val = get_back_month($month_val);
		echo '<div class="nav">';
		echo '<div style="margin-left: auto; margin-right: auto; width: 40px;">';
		echo round_table('<a href="javascript:nav_up();"><img style="border-style: none; margin: 0px; padding: 0px;" src="images/up_arrow.png" alt="up" /></a>',
			1) . '</div>';
		echo spacer(1, 10);
		for ($i = 0; $i < 5; $i++)
		{
			$month_cap = date('F', mktime(1, 1, 1, substr($month_val, 0, 2))) .
				', ' . substr($month_val, 2, 4);
			echo round_table(
				'<form id="nav' . $i . '" action="' . $_SERVER['PHP_SELF'] . '" method="post" >' .
				'<input type="hidden" name="action" value="change_month" />' .
				'<input type="hidden" name="nav_month" value="' . $i . '" />' .
				'<input type="hidden" id="nav_month' . $i .
					'" name="new_month" value="' . $month_val .
					'" />' .
				'<input type="hidden" id="nav_tips' . $i . '" name="show_tips" value="' . $showTips . '" />' .
				'<input type="hidden" id="nav_stats' . $i . '" name="show_stats" value="' . $showStats . '" />' .
				'<a id="nav_link' . $i . '" class="nav_link" href="javascript:document.getElementById(\'nav' . $i . '\').submit();">' .
				(($i == $whichOne) ? "<b>$month_cap</b>" : $month_cap) .
				'</a>' .
				'</form>',
				1);
			echo spacer(1, 10);
			$month_val = get_next_month($month_val);
		}
		echo '<div style="margin-left: auto; margin-right: auto; width: 40px;">';
		echo round_table('<a href="javascript:nav_down();"><img style="border-style: none; margin: 0px; padding: 0px;" src="images/down_arrow.png" alt="up" /></a>', 1) . '</div>';
		###################
		# Show year total #
		###################
		$year_total = 0.0;
		for ($i = 1; $i < 13; $i++)
		{
			$tips = get_tips($i, $_SESSION['year'], $userID);
			for ($j = 0; $j < 31; $j++)
				$year_total += $tips[$j];
			$checks = get_checks($i, $_SESSION['year'], $userID);
			$year_total += $checks['amount1'];
			$year_total += $checks['amount2'];
		}
        $reportLink = sprintf('<br><a href="%s/report.php?year=%s">%s report</a>',
            $MY_SERVER,
            $_SESSION['year'],
            $_SESSION['year']
        );
		echo spacer(1,20);
		echo '<div style="margin-left: auto; margin-right: auto; width: 8em;">' .
			round_table($_SESSION['year'] . ' total: $' . $year_total . $reportLink, 1) . '</div>';
		echo spacer(1, 30);
		echo '<div style="margin-left: auto; margin-right: auto; width: 6em;">' . round_table('<a class="nav_link" href="' . $MY_SERVER . '/login.php">Logout</a>', 1) . '</div>';
		echo '</div>';
	}


	/* Returns calendar HTML */
	function	calendar($month, $year, $tipVals, $showStats)
	{
		$day_captions = array('Sun', 'Mon', 'Tue', 'Wed', 'Thu', 'Fri', 'Sat');
		$dateStamp = mktime(0, 0, 0, $month, 1, $year);
		$dow = date('w', $dateStamp);		/* 0-6 */
		$ret = '<hr /><br /><form action="' . $_SESSION['PHP_SELF'] . '" method="post">' .
			'<input type="hidden" name="show_tips" value="1" />' .
			'<input id="show_stats04" type="hidden" name="show_stats" value="' . $showStats . '" />' .
			'<input type="hidden" name="action" value="save_tips" />' .
			'<input type="hidden" name="month" value="' . $_SESSION['month'] . '" />' .
			'<input type="hidden" name="year" value="' . $_SESSION['year'] . '" />' .
			'<table class="cal" cellpadding="0" cellspacing="0"><tr>';
		for ($i = 0; $i < 7; $i++)
			$ret .= '<td class="cal">' . $day_captions[$i] . '</td>';
		$ret .= '</tr><tr>';
		for($i = 0; $i < $dow; $i++)
			$ret .= '<td class="cal">&nbsp;</td>';		/* pad beginning of month */
		$col = $dow;
		$dim = date('t', $dateStamp);
		for ($i = 0; $i < $dim; $i++)
		{
			if ($tipVals[$i] == 0)
				$tipVals[$i] = '';
			$io = $i + 1;
			if ($col == 0)
				$ret .= '<tr>';
			$ret .= <<< EOE
	<td class="cal">$io<br />
		<input type="text" name="tip$i" value="$tipVals[$i]" size="5" />
	</td>
EOE;
			$col++;
			if ($col == 7)
			{
				$ret .= "</tr>\n<tr>";
				$col = 0;
			}
		}
		if ($col > 0)
		{
			for (; $col < 7; $col++)
				$ret .= '<td class="cal">&nbsp;</td>';
			$ret .= '</tr>';
		}
		$ret .= '</table><br /><div style="text-align: center;"><input type="submit" value="Save Tips" /> &nbsp; <input type="reset" value="Clear Changes" /></div></form>';
		return $ret;
	}


	/* Returns statistics HTML */
	function	stats($month, $year, $tipVals)
	{
		$MAX_HEIGHT = 100;
		$day_captions = array('Sun', 'Mon', 'Tue', 'Wed', 'Thu', 'Fri', 'Sat');
		$dayCounts = array();
		$tipTotals = array();
		for ($i = 0; $i < 7; $i++)
		{
			$dayCounts[] = 0;
			$tipTotals[] = 0.0;
		}
		$dateStamp = mktime(0, 0, 0, $month, 1, $year);
		$dow = date('w', $dateStamp);		/* 0-6 */
		for ($i = 0; $i < 31; $i++)
		{
			if (isset($tipVals[$i]))
			{
				$dayCounts[$dow]++;
				$tipTotals[$dow] += $tipVals[$i];
			}
			$dow = ($dow + 1) % 7;
		}
		$tipAverages = array();
		for ($i = 0; $i < 7; $i++)
			$tipAverages[$i] = $tipTotals[$i] / $dayCounts[$dow];
		$max = $tipAverages[0];
		if ($max == 0)
			$max = 1;
		for ($i = 0; $i < 7; $i++)
			if ($tipAverages[$i] > $max)
				$max = $tipAverages[$i];
		$ret = '<table class="stat" border="0" cellpadding="0" cellspacing="0"><tr>';
		$ret .= '<td style="text-align: right; font-size: smaller;" valign="top">$' . ((int) $max) . ' - </td>';
		for ($i = 0; $i < 7; $i++)
			$ret .= '<td rowspan="2" class="statbar" valign="bottom"><img src="images/red.png" alt="bar" width="25" height="' .
				((int)($tipAverages[$i] * $MAX_HEIGHT / $max)) . '" /></td>';
		$ret .= '</tr><tr><td style="text-align: right; font-size: smaller;" valign="top">$' .
			((int)($max / 2)) . ' - </td></tr><tr><td style="text-align: right; font-size: smaller;" valign="top">$0 - </td>';
		for ($i = 0; $i < 7; $i++)
			$ret .= '<td class="stat">' . $day_captions[$i] . '</td>';
		$ret .= '</tr></table>';
		return $ret;
	}


	/* Initialization */
	if (!isset($_SESSION['year']))
		$_SESSION['year'] = date('Y');
	if (!isset($_SESSION['month']))
		$_SESSION['month'] = date('m');


	$userID = get_userID($_SESSION['user']);

	/* Handle POST form input */
	if ($_POST['action'] == 'change_month')
	{
		if (preg_match('/^\d{6}$/', $_POST['new_month']))
		{
			$_SESSION['month'] = substr($_POST['new_month'], 0, 2);
			$_SESSION['year'] = substr($_POST['new_month'], 2, 4);
		}
	}
	elseif ($_POST['action'] == 'save_tips')
	{
		$dbc = connect_db();
		for ($i = 0; $i < 31; $i++)
		{
			if (isset($_POST['tip' . $i]))
			{
				$val = $_POST['tip' . $i];
				if (preg_match('/^\d*\.?\d{0,2}$/', $val))
				{
					$day = $i + 1;
					if (strlen($day) < 2)
						$day = "0$day";
					do_query("DELETE FROM `tips` WHERE `date` = '$_SESSION[year]-$_SESSION[month]-$day' AND `user` = '$userID'", $dbc);
					if ($val != 0)
						do_query("INSERT INTO `tips` VALUES('', $userID, '$_SESSION[year]-$_SESSION[month]-$day', '$val')", $dbc);
				}
			}
		}
		mysql_close($dbc);
	}
	elseif ($_POST['action'] == 'save_checks')
	{
		$dbc = connect_db();
		$pattern = '/^\d*\.?\d{0,2}$/';
		$h = $_POST['hours1'];
		$a = $_POST['amount1'];
		if (preg_match($pattern, $h) && preg_match($pattern, $a))
		{
			do_query("DELETE FROM `checks` WHERE `date` = '$_SESSION[year]-$_SESSION[month]-15' AND `user` = '$userID'", $dbc);
			if ( ($h != 0) || ($a != 0) )
			do_query("INSERT INTO `checks` VALUES('', '$userID', '$_SESSION[year]-$_SESSION[month]-15', '$h', '$a')", $dbc);
		}
		$h = $_POST['hours2'];
		$a = $_POST['amount2'];
		if (preg_match($pattern, $h) && preg_match($pattern, $a))
		{
			$dim = date('t', mktime(1, 1, 1, $_SESSION['month'], 1, $_SESSION['year']));
			do_query("DELETE FROM `checks` WHERE `date` = '$_SESSION[year]-$_SESSION[month]-$dim' AND `user` = '$userID'", $dbc);
			if ( ($h != 0) || ($a != 0) )
				do_query("INSERT INTO `checks` VALUES('', '$userID', '$_SESSION[year]-$_SESSION[month]-$dim', '$h', '$a')", $dbc);
		}
		mysql_close($dbc);
	}

	/* Set us up some variables for user later on */
	$thisMonth = date('F', mktime(0, 0, 0, $_SESSION['month']));
	$thisYear = date('Y', mktime(0, 0, 0, 1, 1, $_SESSION['year']));
	$nextMonth = sprintf('%02d', (($_SESSION['month'] % 12) + 1)) . (($_SESSION['month'] == 12) ? $thisYear + 1 : $thisYear);
	$prevMonth = sprintf('%02d', ((($_SESSION['month'] + 10) % 12) + 1)) . (($_SESSION['month'] == 1) ? $thisYear - 1 : $thisYear);
	$showTips = ( isset($_POST['show_tips']) && ($_POST['show_tips'] == 1) ) ? 1 : 0;
	$showStats = ( isset($_POST['show_stats']) && ($_POST['show_stats'] == 1) ) ? 1 : 0;
	$navMonth = $_POST['nav_month'];
	$navMonth = ( isset($navMonth) && $navMonth >= 0 && $navMonth < 5 ) ? $navMonth : 3;

?>

<html>
	<head>
		<title><?php echo $APP_TITLE; ?></title>
		<link rel="stylesheet" href="objects.css" />
		<link rel="stylesheet" href="main.css" />
		<script language="javascript" type="text/javascript" src="functions.js">
		</script>
		<script language="javascript" type="text/javascript">
<?php
			$firstNavMonth = $_SESSION['month'] . $_SESSION['year'];
			for ($i = 0; $i < $navMonth; $i++)
				$firstNavMonth = get_back_month($firstNavMonth);
			echo 'var navFirstMonth = new String("' . $firstNavMonth . '");' . "\n";
			echo 'var navIndex = ' . $navMonth . ';' . "\n";
?>
		</script>
		<style type="text/css">
<?php
		if ($showTips)
			echo 'div#no-calendar { display: none; }';
		else
			echo 'div#calendar { display: none }';
		if ($showStats)
			echo 'div#no-stats { display: none; }';
		else
			echo 'div#stats { display: none }';
?>
		</style>
	</head>
<body>

<?php
	/* Draw navigation bar */
	draw_nav_bar($navMonth, $showTips, $showStats);

	/* Draw title bar */
	echo round_table( <<< EOE
	<table width="100%">
		<tr>
			<td width="15">
				<form action="$_SERVER[PHP_SELF]" method="post">
				<input id="show_tips01" type="hidden" name="show_tips" value="$showTips" />
				<input id="show_stats01" type="hidden" name="show_stats" value="$showStats" />
				<input type="hidden" name="nav_month" value="$navMonth" />
				<input type="hidden" name="action" value="change_month" />
				<input type="hidden" name="new_month" value="$prevMonth" />
				<input type="image" src="images/left_arrow.png" alt="backward_month" />
				</form>
			</td>
			<td style="text-align: center;"><b>$thisMonth, $thisYear</b></td>
			<td width="15">
				<form action="$_SERVER[PHP_SELF]" method="post">
				<input id="show_tips02" type="hidden" name="show_tips" value="$showTips" />
				<input id="show_stats02" type="hidden" name="show_stats" value="$showStats" />
				<input type="hidden" name="nav_month" value="$navMonth" />
				<input type="hidden" name="action" value="change_month" />
				<input type="hidden" name="new_month" value="$nextMonth" />
				<input type="image" src="images/right_arrow.png" alt="forward_month" />
				</form>
			</td>
		</tr>
	</table>
EOE
);
?>
	<br />
<?php

	/* Draw main body */
	$tips = get_tips($_SESSION['month'], $_SESSION['year'], $userID);
	$tip1_total = 0.0;
	$tip2_total = 0.0;
	for ($i = 0; $i < 15; $i++)
		if (isset($tips[$i]))
			$tip1_total += $tips[$i];
	for ($i = 15; $i < 31; $i++)
		if (isset($tips[$i]))
			$tip2_total += $tips[$i];
	$checks = get_checks($_SESSION['month'], $_SESSION['year'], $userID);
	echo round_table(	<<< EOE
		<div id="no-calendar">
			<span class="smaller"><a class="switch" href="javascript:showTips()">Edit Tips >>></a></span>
		</div>
		<div id="calendar">
			<span class="smaller"><a class="switch" href="javascript:hideTips()"><<< Hide Tips</a></span>
			<br />
EOE
		. calendar($_SESSION['month'], $_SESSION['year'], $tips, $showStats) . <<< EOE
		</div>
		<hr />
		<div id="no-stats">
			<span class="smaller"><a class="switch" href="javascript:showStats()">Show Stats >>></a></span>
		</div>
		<div id="stats">
			<span class="smaller"><a class="switch" href="javascript:hideStats()"><<< Hide Stats</a></span>
			<br />
EOE
		. stats($_SESSION['month'], $_SESSION['year'], $tips) . <<< EOE
		</div>
		<hr />
EOE
		. '<form action="' . $_SESSION['PHP_SELF'] . '" method="post" >' .
		'<input type="hidden" name="action" value="save_checks" />' .
		'<b>' . $thisMonth . ' 1 - 15</b><br />' .
		'<br />Hours: ' .
		'<input type="text" name="hours1" value="' . $checks['hours1'] . '" size="8" />' .
		' &nbsp; Check Amount: ' .
		'<input type="text" name="amount1" value="' . $checks['amount1'] . '" size="8" />' .
		' &nbsp; Tips: $' . $tip1_total .
		'<br /><br /><b>' . $thisMonth . ' 16 - ' .
			date('t', mktime(1, 1, 1, $_SESSION['month'], 1, $_SESSION['year'])) . '</b><br />' .
		'<br />Hours: ' .
		'<input type="text" name="hours2" value="' . $checks['hours2'] . '" size="8" />' .
		' &nbsp; Check Amount: ' .
		'<input type="text" name="amount2" value="' . $checks['amount2'] . '" size="8" />' .
		' &nbsp; Tips: $' . $tip2_total .
		'<br /><br /><input type="submit" value="Save" /> &nbsp; <input type="reset" value="Clear Changes" />' .
		'<input id="show_tips03" type="hidden" name="show_tips" value="' . $showTips . '" />' .
		'<input id="show_stats03" type="hidden" name="show_stats" value="' . $showStats . '" />' .
		'<input type="hidden" name="nav_month" value="' . $navMonth . '" />' .
		'</form>' .
		'<hr />' .
		'<div style="text-align: right;">' .
		"<b>$thisMonth Total: </b> $" . ($tip1_total + $tip2_total + $checks['amount1'] + $checks['amount2']) .
		' &nbsp; </div>'
		,
		0);
	echo '<br />';
	echo footer();
?>

</body>
</html>