protected function calcTriggers()
{
$this->triggers = array();
if ($this->m_showTriggers != 1) {
return;
}
$max = 3;
$cnt = 0;
foreach ($this->items as $inum => $item) {
$sql = 'SELECT DISTINCT h.host, tr.description, tr.triggerid, tr.expression, tr.priority, tr.value ' . ' FROM triggers tr,functions f,items i, hosts h ' . ' WHERE tr.triggerid=f.triggerid ' . " AND f.function IN ('last','min','avg','max') " . ' AND tr.status=' . TRIGGER_STATUS_ENABLED . ' AND i.itemid=f.itemid ' . ' AND h.hostid=i.hostid ' . ' AND f.itemid=' . $item['itemid'] . ' ORDER BY tr.priority';
$db_triggers = DBselect($sql);
while (($trigger = DBfetch($db_triggers)) && $cnt < $max) {
$db_fnc_cnt = DBselect('SELECT count(*) as cnt FROM functions f WHERE f.triggerid=' . $trigger['triggerid']);
$fnc_cnt = DBfetch($db_fnc_cnt);
if ($fnc_cnt['cnt'] != 1) {
continue;
}
CUserMacro::resolveTrigger($trigger);
if (!preg_match('/\\{([0-9]{1,})\\}([\\<\\>\\=]{1})([0-9\\.]{1,})([K|M|G]{0,1})/i', $trigger['expression'], $arr)) {
continue;
}
$val = $arr[3];
if (strcasecmp($arr[4], 'K') == 0) {
$val *= 1024;
} else {
if (strcasecmp($arr[4], 'M') == 0) {
$val *= 1048576;
} else {
if (strcasecmp($arr[4], 'G') == 0) {
$val *= 1073741824;
}
}
}
//1024*1024*1024;
$minY = $this->m_minY[$this->items[$inum]['axisside']];
$maxY = $this->m_maxY[$this->items[$inum]['axisside']];
switch ($trigger['priority']) {
case TRIGGER_SEVERITY_DISASTER:
$color = 'Priority Disaster';
break;
case TRIGGER_SEVERITY_HIGH:
$color = 'Priority High';
break;
case TRIGGER_SEVERITY_AVERAGE:
$color = 'Priority Average';
break;
case TRIGGER_SEVERITY_WARNING:
$color = 'Priority Warning';
break;
case TRIGGER_SEVERITY_INFORMATION:
$color = 'Priority Information';
break;
default:
$color = 'Priority';
}
array_push($this->triggers, array('skipdraw' => $val <= $minY || $val >= $maxY, 'y' => $this->sizeY - ($val - $minY) / ($maxY - $minY) * $this->sizeY + $this->shiftY, 'color' => $color, 'description' => S_TRIGGER . ': ' . expand_trigger_description_by_data($trigger), 'constant' => '[' . $arr[2] . ' ' . $arr[3] . $arr[4] . ']'));
++$cnt;
}
}
}
function triggerExpression($trigger, $html, $template = false, $resolve_macro = false)
{
$expression = $trigger['expression'];
// echo "EXPRESSION:",$expression,"<Br>";
$functionid = '';
$macros = '';
if (0 == $html) {
$exp = '';
} else {
$exp = array();
}
$state = '';
for ($i = 0, $max = zbx_strlen($expression); $i < $max; $i++) {
if ($expression[$i] == '{' && $expression[$i + 1] == '$') {
$functionid = '';
$macros = '';
$state = 'MACROS';
} else {
if ($expression[$i] == '{') {
$functionid = '';
$state = 'FUNCTIONID';
continue;
}
}
if ($expression[$i] == '}') {
if ($state == 'MACROS') {
$macros .= '}';
if ($resolve_macro) {
$function_data['expression'] = $macros;
CUserMacro::resolveTrigger($function_data);
$macros = $function_data['expression'];
}
if (1 == $html) {
array_push($exp, $macros);
} else {
$exp .= $macros;
}
$macros = '';
$state = '';
continue;
}
$state = '';
if ($functionid == 'TRIGGER.VALUE') {
if (0 == $html) {
$exp .= '{' . $functionid . '}';
} else {
array_push($exp, '{' . $functionid . '}');
}
} else {
if (is_numeric($functionid) && isset($trigger['functions'][$functionid])) {
$function_data = $trigger['functions'][$functionid];
$function_data += $trigger['items'][$function_data['itemid']];
$function_data += $trigger['hosts'][$function_data['hostid']];
if ($template) {
$function_data['host'] = '{HOSTNAME}';
}
if ($resolve_macro) {
CUserMacro::resolveItem($function_data);
$function_data['expression'] = $function_data['parameter'];
CUserMacro::resolveTrigger($function_data);
$function_data['parameter'] = $function_data['expression'];
}
//SDII($function_data);
if ($html == 0) {
$exp .= '{' . $function_data['host'] . ':' . $function_data['key_'] . '.' . $function_data['function'] . '(' . $function_data['parameter'] . ')}';
} else {
$style = $function_data['status'] == ITEM_STATUS_DISABLED ? 'disabled' : 'unknown';
if ($function_data['status'] == ITEM_STATUS_ACTIVE) {
$style = 'enabled';
}
$link = new CLink($function_data['host'] . ':' . $function_data['key_'], 'items.php?form=update&itemid=' . $function_data['itemid'], $style);
if ($function_data['type'] == ITEM_TYPE_HTTPTEST) {
$link = new CSpan($function_data['host'] . ':' . $function_data['key_'], $style);
}
array_push($exp, array('{', $link, '.', bold($function_data['function'] . '('), $function_data['parameter'], bold(')'), '}'));
}
} else {
if (1 == $html) {
array_push($exp, new CSpan('*ERROR*', 'on'));
} else {
$exp .= '*ERROR*';
}
}
}
continue;
}
if ($state == 'FUNCTIONID') {
$functionid = $functionid . $expression[$i];
continue;
} else {
if ($state == 'MACROS') {
$macros = $macros . $expression[$i];
continue;
}
}
if (1 == $html) {
array_push($exp, $expression[$i]);
} else {
$exp .= $expression[$i];
}
}
//SDII($exp);
return $exp;
}
