<?php /* TASKS $Id$ */
if (!defined('DP_BASE_DIR')) {
	die('You should not access this file directly.');
}

global $AppUI, $company_id, $dept_ids, $department, $min_view, $m, $a, $user_id, $tab;
global $m_orig, $a_orig;

$min_view = defVal($min_view, false);
$project_id = intval(dPgetParam($_GET, 'project_id', 0));
$user_id = intval(dPgetParam($_GET, 'user_id', $AppUI->user_id));
// sdate and edate passed as unix time stamps
$sdate = dPgetParam($_POST, 'sdate', 0);
$edate = dPgetParam($_POST, 'edate', 0);
$showInactive = dPgetParam($_POST, 'showInactive', '0');
$showLabels = dPgetParam($_POST, 'showLabels', '0');
$sortTasksByName = dPgetParam($_POST, 'sortTasksByName', '0');
$showAllGantt = dPgetParam($_POST, 'showAllGantt', '0');
$showTaskGantt = dPgetParam($_POST, 'showTaskGantt', '0');
$addPwOiD = dPgetParam($_POST, 'add_pwoid', isset($addPwOiD) ? $addPwOiD : 0);
$m_orig = $m;
$a_orig = $a;

//if set GantChart includes user labels as captions of every GantBar
if ($showLabels!='0') {
	$showLabels='1';
}
if ($showInactive!='0') {
	$showInactive='1';
}

if ($showAllGantt!='0') {
	$showAllGantt='1';
}

if (isset($_POST['proFilter'])) {
	$AppUI->setState('ProjectIdxFilter',  $_POST['proFilter']);
}
$proFilter = (($AppUI->getState('ProjectIdxFilter') !== NULL) 
              ? $AppUI->getState('ProjectIdxFilter') : '-1');


$projectStatus = dPgetSysVal('ProjectStatus');
$projFilter = arrayMerge(array('-1' => 'All Projects', '-2' => 'All w/o in progress', 
                               '-3' => (($AppUI->user_id == $user_id) ? 'My projects' 
                                        : "User's projects")), $projectStatus);
if (!(empty($projFilter_extra))) {
	$projFilter = arrayMerge($projFilter, $projFilter_extra);
}
natsort($projFilter);


// months to scroll
$scroll_date = 1;

$display_option = dPgetParam($_POST, 'display_option', 'this_month');

// format dates
$df = $AppUI->getPref('SHDATEFORMAT');

if ($display_option == 'custom') {
	// custom dates
	$start_date = intval($sdate) ? new CDate($sdate) : new CDate();
	$end_date = intval($edate) ? new CDate($edate) : new CDate();
} else {
	// month
	$start_date = new CDate();
	$start_date->day = 1;
   	$end_date = new CDate($start_date);
    $end_date->addMonths($scroll_date);
}

// setup the title block
if (!@$min_view) {
	$titleBlock = new CTitleBlock('Gantt Chart', 'applet3-48.png', $m, "$m.$a");
	$titleBlock->addCrumb(('?m=' . $m), 'projects list');
	$titleBlock->show();
}

?>

<script language="javascript">
var calendarField = '';

function popCalendar(field) {
	calendarField = field;
	idate = eval('document.editFrm.' + field + '.value');
	window.open('index.php?m=public&a=calendar&dialog=1&callback=setCalendar&date=' + idate, 'calwin', 'width=250, height=220, scrollbars=no, status=no');
}

/**
 *	@param string Input date in the format YYYYMMDD
 *	@param string Formatted date
 */
function setCalendar(idate, fdate) {
	fld_date = eval('document.editFrm.' + calendarField);
	fld_fdate = eval('document.editFrm.show_' + calendarField);
	fld_date.value = idate;
	fld_fdate.value = fdate;
}

function scrollPrev() {
	f = document.editFrm;
<?php
$new_start = new CDate($start_date);	
$new_start->day = 1;
$new_end = new CDate($end_date);
$new_start->addMonths(-$scroll_date);
$new_end->addMonths(-$scroll_date);

echo "f.sdate.value='".$new_start->format(FMT_TIMESTAMP_DATE)."';";
echo "f.edate.value='".$new_end->format(FMT_TIMESTAMP_DATE)."';";
?>
	document.editFrm.display_option.value = 'custom';
	f.submit()
}

function scrollNext() {
	f = document.editFrm;
<?php
$new_start = new CDate($start_date);
$new_start->day = 1;
$new_end = new CDate($end_date);	
$new_start->addMonths($scroll_date);
$new_end->addMonths($scroll_date);
echo "f.sdate.value='" . $new_start->format(FMT_TIMESTAMP_DATE) . "';";
echo "f.edate.value='" . $new_end->format(FMT_TIMESTAMP_DATE) . "';";
?>
	document.editFrm.display_option.value = 'custom';
	f.submit()
}

function showThisMonth() {
	document.editFrm.display_option.value = "this_month";
	document.editFrm.submit();
}

function showFullProject() {
	document.editFrm.display_option.value = "all";
	document.editFrm.submit();
}

</script>
<table class="tbl" width="100%" border="0" cellpadding="4" cellspacing="0">
<tr>
	<td>
		<table border="0" cellpadding="4" cellspacing="0" class="tbl">
		<form name="editFrm" method="post" action="?<?php 
foreach ($_GET as $key => $val) {
	$url_query_string .= (($url_query_string) ? '&amp;' : '') . $key . '=' . $val;
}
echo ($url_query_string);
?>">
		<input type="hidden" name="display_option" value="<?php echo $display_option;?>" />
		<tr>
			<td align="left" valign="top" width="20">
<?php if ($display_option != "all") { ?>
				<a href="javascript:scrollPrev()">
				<img src="./images/prev.gif" width="16" height="16" alt="<?php 
	echo $AppUI->_('previous');?>" border="0">
				</a>
<?php } ?>
			</td>
			<td align="right" nowrap="nowrap"><?php echo $AppUI->_('From');?>:</td>
			<td align="left" nowrap="nowrap">
				<input type="hidden" name="sdate" value="<?php 
echo $start_date->format(FMT_TIMESTAMP_DATE);?>" />
				<input type="text" class="text" name="show_sdate" value="<?php 
echo $start_date->format($df);?>" size="12" disabled="disabled" />
				<a href="javascript:popCalendar('sdate')">
				<img src="./images/calendar.gif" width="24" height="12" alt="" border="0">
				</a>
			</td>
			<td align="right" nowrap="nowrap"><?php echo $AppUI->_('To');?>:</td>
			<td align="left" nowrap="nowrap">
				<input type="hidden" name="edate" value="<?php 
echo $end_date->format(FMT_TIMESTAMP_DATE);?>" />
				<input type="text" class="text" name="show_edate" value="<?php 
echo $end_date->format($df);?>" size="12" disabled="disabled" />
				<a href="javascript:popCalendar('edate')">
				<img src="./images/calendar.gif" width="24" height="12" alt="" border="0">
				</a>
			<td valign="top">
				<?php 
echo arraySelect($projFilter, 'proFilter', 'size=1 class=text', $proFilter, true);?>
			</td>
			<td valign="top">
				<input type="checkbox" name="showLabels" id="showLabels" value='1' <?php 
echo (($showLabels==1) ? 'checked="checked"' : "");?> /><label for="showLabels"><?php 
echo $AppUI->_('Show captions');?></label>
			</td>
			<td valign="top">
				<input type="checkbox" value='1' name="showInactive" id="showInactive" <?php 
echo (($showInactive==1) ? 'checked="checked"' : "");?> /><label for="showInactive"><?php 
echo $AppUI->_('Show Archived');?></label>
			</td>
			<td valign="top">
				<input type="checkbox" value='1' name="showAllGantt" id="showAllGantt" <?php 
echo (($showAllGantt==1) ? 'checked="checked"' : "");?> /><label for="showAllGantt"><?php 
echo $AppUI->_('Show Tasks');?></label>
			</td>
			<td valign="top">
				<input type="checkbox" value='1' name="sortTasksByName" id="sortTasksByName" <?php 
echo (($sortTasksByName==1) ? 'checked="checked"' : "");?> /><label for="sortTasksByName"><?php 
echo $AppUI->_('Sort Tasks By Name');?></label>
			</td>
			<td align="left">
				<input type="button" class="button" value="<?php 
echo $AppUI->_('submit');?>" onclick='document.editFrm.display_option.value="custom";submit();'>
			</td>
			<td align="right" valign="top" width="20">
<?php if ($display_option != "all") { ?>
			<a href="javascript:scrollNext()">
				<img src="./images/next.gif" width="16" height="16" alt="<?php 
echo $AppUI->_('next');?>" border="0">
			</a>
<?php } ?>
			</td>
		</tr>
		</form>
		<tr>
			<td align="center" valign="bottom" colspan="12">
				<?php 
echo ("<a href='javascript:showThisMonth()'>" . $AppUI->_('show this month') 
      . "</a> : <a href='javascript:showFullProject()'>" . $AppUI->_('show all') . "</a><br>"); 
?>
			</td>
		</tr>
		</table>

		<table cellspacing="0" cellpadding="0" border="1" align="center" class="tbl">
		<tr>
			<td>
				<?php
$src = ("?m=projects&a=gantt&suppressHeaders=1" . 
        (($display_option == 'all') ? '' 
         : ('&start_date=' . $start_date->format("%Y-%m-%d") 
           . '&end_date=' . $end_date->format("%Y-%m-%d"))) . "&width='" 
		. "+((navigator.appName=='Netscape'?window.innerWidth:document.body.offsetWidth)*0.95)" 
		. "+'&showLabels=" . $showLabels . '&sortTasksByName=' .$sortTasksByName 
		. '&proFilter=' .$proFilter . '&showInactive=' . $showInactive 
		. '&company_id=' . $company_id . '&department=' . $department . '&dept_ids=' . $dept_ids 
		. '&showAllGantt=' . $showAllGantt . '&user_id=' . $user_id . '&addPwOiD=' . $addPwOiD 
		. '&m_orig=' . $m_orig . '&a_orig=' . $a_orig);
echo '<script>document.write(\'<img src="' . $src . '">\')</script>';
if (!dPcheckMem(32*1024*1024)) {
	echo '</td></tr><tr><td>';
	echo ('<span style="color: red; font-weight: bold;">'  . $AppUI->_('invalid memory config') 
	      . '</span>');
}
?>
			</td>
		</tr>
		</table>
	</td>
</tr>
</table>
