/**
* Draw antialiased line
*
* @param resource $image image reference
* @param int $x1 first x coordinate
* @param int $y1 first y coordinate
* @param int $x2 second x coordinate
* @param int $y2 second y coordinate
* @param int $color line color
* @param int $style line style, one of LINE_TYPE_NORMAL (default), LINE_TYPE_BOLD (bold line)
*/
function zbx_imagealine($image, $x1, $y1, $x2, $y2, $color, $style = LINE_TYPE_NORMAL)
{
$x1 = round($x1);
$y1 = round($y1);
$x2 = round($x2);
$y2 = round($y2);
if ($x1 == $x2 && $y1 == $y2) {
imagesetpixel($image, $x1, $y1, $color);
return;
}
// Get foreground line color
$lc = imagecolorsforindex($image, $color);
$lc = array($lc['red'], $lc['green'], $lc['blue']);
$dx = $x2 - $x1;
$dy = $y2 - $y1;
if (abs($dx) > abs($dy)) {
if ($dx < 0) {
zbx_swap($x1, $x2);
$y1 = $y2;
}
for ($x = $x1, $y = $y1; $x <= $x2; $x++, $y = $y1 + ($x - $x1) * $dy / $dx) {
$yint = floor($y);
$yfrac = $y - $yint;
if (LINE_TYPE_BOLD == $style) {
$bc = imagecolorsforindex($image, imagecolorat($image, $x, $yint - 1));
$bc = array($bc['red'], $bc['green'], $bc['blue']);
imagesetpixel($image, $x, $yint - 1, zbx_colormix($image, $lc, $bc, $yfrac));
$bc = imagecolorsforindex($image, imagecolorat($image, $x, $yint + 1));
$bc = array($bc['red'], $bc['green'], $bc['blue']);
imagesetpixel($image, $x, $yint + 1, zbx_colormix($image, $lc, $bc, 1 - $yfrac));
imagesetpixel($image, $x, $yint, $color);
} else {
$bc = imagecolorsforindex($image, imagecolorat($image, $x, $yint));
$bc = array($bc['red'], $bc['green'], $bc['blue']);
imagesetpixel($image, $x, $yint, zbx_colormix($image, $lc, $bc, $yfrac));
$bc = imagecolorsforindex($image, imagecolorat($image, $x, $yint + 1));
$bc = array($bc['red'], $bc['green'], $bc['blue']);
imagesetpixel($image, $x, $yint + 1, zbx_colormix($image, $lc, $bc, 1 - $yfrac));
}
}
} else {
if ($dy < 0) {
zbx_swap($y1, $y2);
$x1 = $x2;
}
for ($y = $y1, $x = $x1; $y <= $y2; $y++, $x = $x1 + ($y - $y1) * $dx / $dy) {
$xint = floor($x);
$xfrac = $x - $xint;
if (LINE_TYPE_BOLD == $style) {
$bc = imagecolorsforindex($image, imagecolorat($image, $xint - 1, $y));
$bc = array($bc['red'], $bc['green'], $bc['blue']);
imagesetpixel($image, $xint - 1, $y, zbx_colormix($image, $lc, $bc, $xfrac));
$bc = imagecolorsforindex($image, imagecolorat($image, $xint + 1, $y));
$bc = array($bc['red'], $bc['green'], $bc['blue']);
imagesetpixel($image, $xint + 1, $y, zbx_colormix($image, $lc, $bc, 1 - $xfrac));
imagesetpixel($image, $xint, $y, $color);
} else {
$bc = imagecolorsforindex($image, imagecolorat($image, $xint, $y));
$bc = array($bc['red'], $bc['green'], $bc['blue']);
imagesetpixel($image, $xint, $y, zbx_colormix($image, $lc, $bc, $xfrac));
$bc = imagecolorsforindex($image, imagecolorat($image, $xint + 1, $y));
$bc = array($bc['red'], $bc['green'], $bc['blue']);
imagesetpixel($image, $xint + 1, $y, zbx_colormix($image, $lc, $bc, 1 - $xfrac));
}
}
}
}
$_REQUEST['hostgroupid'] = 0;
}
}
if (!hasRequest('filter_rst')) {
$_REQUEST['filter_groupid'] = getRequest('filter_groupid', CProfile::get('web.avail_report.' . $availabilityReportMode . '.groupid', 0));
$_REQUEST['filter_hostid'] = getRequest('filter_hostid', CProfile::get('web.avail_report.' . $availabilityReportMode . '.hostid', 0));
$_REQUEST['filter_timesince'] = getRequest('filter_timesince', CProfile::get('web.avail_report.' . $availabilityReportMode . '.timesince', 0));
$_REQUEST['filter_timetill'] = getRequest('filter_timetill', CProfile::get('web.avail_report.' . $availabilityReportMode . '.timetill', 0));
}
CProfile::update('web.avail_report.' . $availabilityReportMode . '.groupid', getRequest('filter_groupid', 0), PROFILE_TYPE_ID);
CProfile::update('web.avail_report.' . $availabilityReportMode . '.timesince', getRequest('filter_timesince', 0), PROFILE_TYPE_STR);
CProfile::update('web.avail_report.' . $availabilityReportMode . '.timetill', getRequest('filter_timetill', 0), PROFILE_TYPE_STR);
CProfile::update('web.avail_report.' . $availabilityReportMode . '.hostid', getRequest('filter_hostid', 0), PROFILE_TYPE_ID);
$config = select_config();
if ($_REQUEST['filter_timetill'] > 0 && $_REQUEST['filter_timesince'] > $_REQUEST['filter_timetill']) {
zbx_swap($_REQUEST['filter_timesince'], $_REQUEST['filter_timetill']);
}
$_REQUEST['filter_timesince'] = zbxDateToTime($_REQUEST['filter_timesince'] ? $_REQUEST['filter_timesince'] : date(TIMESTAMP_FORMAT_ZERO_TIME, time() - SEC_PER_DAY));
$_REQUEST['filter_timetill'] = zbxDateToTime($_REQUEST['filter_timetill'] ? $_REQUEST['filter_timetill'] : date(TIMESTAMP_FORMAT_ZERO_TIME, time()));
/*
* Header
*/
$triggerData = isset($_REQUEST['triggerid']) ? API::Trigger()->get(array('triggerids' => $_REQUEST['triggerid'], 'output' => API_OUTPUT_EXTEND, 'selectHosts' => API_OUTPUT_EXTEND, 'expandDescription' => true)) : null;
$reportWidget = new CWidget();
$reportWidget->addPageHeader(_('AVAILABILITY REPORT'));
if ($triggerData) {
$triggerData = reset($triggerData);
$host = reset($triggerData['hosts']);
$triggerData['hostid'] = $host['hostid'];
$triggerData['hostname'] = $host['name'];
$reportWidget->addHeader(array(new CLink($triggerData['hostname'], '?filter_groupid=' . $_REQUEST['filter_groupid']), NAME_DELIMITER, $triggerData['description']), SPACE);
/**
* Format map links.
*
* @param array $links Map links
* @param array $selements Map elements
*
* @return array
*/
protected function formatMapLinks(array $links, array $selements)
{
$result = [];
// Get array where key is selementid and value is sort position.
$flipped_selements = [];
$selements = array_values($selements);
foreach ($selements as $key => $item) {
if (array_key_exists('selementid', $item)) {
$flipped_selements[$item['selementid']] = $key;
}
}
foreach ($links as &$link) {
$link['selementpos1'] = $flipped_selements[$link['selementid1']];
$link['selementpos2'] = $flipped_selements[$link['selementid2']];
// Sort selements positons asc.
if ($link['selementpos2'] < $link['selementpos1']) {
zbx_swap($link['selementpos1'], $link['selementpos2']);
}
}
unset($link);
CArrayHelper::sort($links, ['selementpos1', 'selementpos2']);
foreach ($links as $link) {
$result[] = ['drawtype' => $link['drawtype'], 'color' => $link['color'], 'label' => $link['label'], 'selementid1' => $link['selementid1'], 'selementid2' => $link['selementid2'], 'linktriggers' => $this->formatMapLinkTriggers($link['linktriggers'])];
}
return $result;
}
