public function checkExpression($expression)
{
$length = zbx_strlen($expression);
$symbolNum = 0;
try {
if (zbx_empty(trim($expression))) {
throw new Exception('Empty expression.');
}
// Check expr start symbol
$startSymbol = zbx_substr(trim($expression), 0, 1);
if ($startSymbol != '(' && $startSymbol != '{' && $startSymbol != '-' && !zbx_ctype_digit($startSymbol)) {
throw new Exception('Incorrect trigger expression.');
}
for ($symbolNum = 0; $symbolNum < $length; $symbolNum++) {
$symbol = zbx_substr($expression, $symbolNum, 1);
// SDI($symbol);
$this->parseOpenParts($this->previous['last']);
$this->parseCloseParts($symbol);
// SDII($this->currExpr);
if ($this->inParameter($symbol)) {
$this->setPreviousSymbol($symbol);
continue;
}
$this->checkSymbolSequence($symbol);
$this->setPreviousSymbol($symbol);
// SDII($this->symbols);
}
$symbolNum = 0;
$simpleExpression = $expression;
$this->checkBraces();
$this->checkParts($simpleExpression);
$this->checkSimpleExpression($simpleExpression);
} catch (Exception $e) {
$symbolNum = $symbolNum > 0 ? --$symbolNum : $symbolNum;
$this->errors[] = $e->getMessage();
$this->errors[] = 'Check expression part starting from " ' . zbx_substr($expression, $symbolNum) . ' "';
}
}
function zbx_str2links($text)
{
$result = array();
if (zbx_empty($text)) {
return $result;
}
preg_match_all('#https?://[^\\n\\t\\r ]+#u', $text, $matches, PREG_OFFSET_CAPTURE);
$start = 0;
foreach ($matches[0] as $match) {
$result[] = zbx_substr($text, $start, $match[1] - $start);
$result[] = new CLink($match[0], $match[0], null, null, true);
$start = $match[1] + zbx_strlen($match[0]);
}
$result[] = zbx_substr($text, $start, zbx_strlen($text));
return $result;
}
$itemFormList->addRow(_('Flexible intervals'), new CDiv($delayFlexTable, 'objectgroup inlineblock border_dotted ui-corner-all'), false, 'row_flex_intervals');
// append new flexible interval to form list
$newFlexInt = new CSpan(array(_('Interval (in sec)'), SPACE, new CNumericBox('new_delay_flex[delay]', $this->data['new_delay_flex']['delay'], 5, 'no', false, false), SPACE, _('Period'), SPACE, new CTextBox('new_delay_flex[period]', $this->data['new_delay_flex']['period'], 20), SPACE, new CButton('add_delay_flex', _('Add'), null, 'formlist')));
$newFlexInt->setAttribute('id', 'row-new-delay-flex-fields');
$maxFlexMsg = new CSpan(_('Maximum number of flexible intervals added'), 'red');
$maxFlexMsg->setAttribute('id', 'row-new-delay-flex-max-reached');
$maxFlexMsg->setAttribute('style', 'display: none;');
$itemFormList->addRow(_('New flexible interval'), array($newFlexInt, $maxFlexMsg), false, 'row_new_delay_flex', 'new');
if ($this->data['is_discovery_rule']) {
$itemFormList->addRow(_('Keep lost resources period (in days)'), new CTextBox('lifetime', $this->data['lifetime'], ZBX_TEXTBOX_SMALL_SIZE, false, 64));
// append filter to formlist
if (!empty($this->data['filter'])) {
// exploding filter to two parts: before first ':' and after
$pos = zbx_strpos($this->data['filter'], ':');
$filter_macro = zbx_substr($this->data['filter'], 0, $pos);
$filter_value = zbx_substr($this->data['filter'], $pos + 1);
} else {
$filter_macro = '';
$filter_value = '';
}
$itemFormList->addRow(_('Filter'), array(_('Macro'), SPACE, new CTextBox('filter_macro', $filter_macro, 13), SPACE, _('Regexp'), SPACE, new CTextBox('filter_value', $filter_value, 20)));
$itemFormList->addRow(_('Allowed hosts'), new CTextBox('trapper_hosts', $this->data['trapper_hosts'], ZBX_TEXTBOX_STANDARD_SIZE), false, 'row_trapper_hosts');
} else {
$dataConfig = select_config();
$keepHistory = array();
$keepHistory[] = new CNumericBox('history', $this->data['history'], 8);
if ($dataConfig['hk_history_global'] && !$data['parent_discoveryid'] && !$data['is_template']) {
$keepHistory[] = SPACE;
if (CWebUser::getType() == USER_TYPE_SUPER_ADMIN) {
$keepHistory[] = new CSpan(_x('Overridden by', 'item_form'));
$keepHistory[] = SPACE;
/**
* Format item lastvalue depending on it's value type.
*
* @param array $item
*
* @return string
*/
function formatItemValueType(array $item)
{
if ($item['value_type'] == ITEM_VALUE_TYPE_FLOAT || $item['value_type'] == ITEM_VALUE_TYPE_UINT64) {
$value = convert_units($item['lastvalue'], $item['units']);
} elseif ($item['value_type'] == ITEM_VALUE_TYPE_STR || $item['value_type'] == ITEM_VALUE_TYPE_TEXT || $item['value_type'] == ITEM_VALUE_TYPE_LOG) {
$value = $item['lastvalue'];
if (zbx_strlen($value) > 20) {
$value = zbx_substr($value, 0, 20) . ' ...';
}
} else {
$value = _('Unknown value type');
}
return $value;
}
/**
* Format history value.
* First format the value according to the configuration of the item. Then apply the value mapping to the formatted (!)
* value.
*
* @param mixed $value
* @param array $item
* @param int $item['value_type'] type of the value: ITEM_VALUE_TYPE_FLOAT, ITEM_VALUE_TYPE_UINT64, ...
* @param string $item['units'] units of item
* @param int $item['valuemapid'] id of mapping set of values
* @param bool $trim
*
* @return string
*/
function formatHistoryValue($value, array $item, $trim = true)
{
$mapping = false;
// format value
if ($item['value_type'] == ITEM_VALUE_TYPE_FLOAT || $item['value_type'] == ITEM_VALUE_TYPE_UINT64) {
$value = convert_units(array('value' => $value, 'units' => $item['units']));
} elseif ($item['value_type'] != ITEM_VALUE_TYPE_STR && $item['value_type'] != ITEM_VALUE_TYPE_TEXT && $item['value_type'] != ITEM_VALUE_TYPE_LOG) {
$value = _('Unknown value type');
}
// apply value mapping
switch ($item['value_type']) {
case ITEM_VALUE_TYPE_STR:
$mapping = getMappedValue($value, $item['valuemapid']);
// break; is not missing here
// break; is not missing here
case ITEM_VALUE_TYPE_TEXT:
case ITEM_VALUE_TYPE_LOG:
if ($trim && zbx_strlen($value) > 20) {
$value = zbx_substr($value, 0, 20) . '...';
}
if ($mapping !== false) {
$value = $mapping . ' (' . $value . ')';
}
break;
default:
$value = applyValueMap($value, $item['valuemapid']);
}
return $value;
}
/**
* Creates and returns a trigger status cell for the trigger overview table.
*
* @see get_triggers_overview()
*
* @param array $triggerHosts an array with the data about the trigger for each host
* @param string $hostName the name of the cells corresponding host
* @param string $screenId
*
* @return CCol
*/
function get_trigger_overview_cells($triggerHosts, $hostName, $screenId = null)
{
$ack = null;
$css_class = null;
$desc = array();
$config = select_config();
// for how long triggers should blink on status change (set by user in administration->general)
if (isset($triggerHosts[$hostName])) {
// problem trigger
if ($triggerHosts[$hostName]['value'] == TRIGGER_VALUE_TRUE) {
$css_class = getSeverityStyle($triggerHosts[$hostName]['priority']);
$ack = null;
if ($config['event_ack_enable'] == 1) {
$event = get_last_event_by_triggerid($triggerHosts[$hostName]['triggerid']);
if ($event) {
if ($screenId) {
global $page;
$ack_menu = array(_('Acknowledge'), 'acknow.php?eventid=' . $event['eventid'] . '&screenid=' . $screenId . '&backurl=' . $page['file']);
} else {
$ack_menu = array(_('Acknowledge'), 'acknow.php?eventid=' . $event['eventid'] . '&backurl=overview.php', array('tw' => '_blank'));
}
if ($event['acknowledged'] == 1) {
$ack = new CImg('images/general/tick.png', 'ack');
}
}
}
} else {
$css_class = 'normal';
}
$style = 'cursor: pointer; ';
// set blinking gif as background if trigger age is less then $config['blink_period']
if ($config['blink_period'] > 0 && time() - $triggerHosts[$hostName]['lastchange'] < $config['blink_period']) {
$style .= 'background-image: url(images/gradients/blink.gif); background-position: top left; background-repeat: repeat;';
}
unset($item_menu);
$tr_ov_menu = array(array(_('Trigger'), null, null, array('outer' => array('pum_oheader'), 'inner' => array('pum_iheader'))), array(_('Events'), 'events.php?triggerid=' . $triggerHosts[$hostName]['triggerid'], array('tw' => '_blank')));
if (isset($ack_menu)) {
$tr_ov_menu[] = $ack_menu;
}
$dbItems = DBselect('SELECT DISTINCT i.itemid,i.name,i.key_,i.value_type' . ' FROM items i,functions f' . ' WHERE f.itemid=i.itemid' . ' AND f.triggerid=' . $triggerHosts[$hostName]['triggerid']);
while ($item = DBfetch($dbItems)) {
$description = itemName($item);
switch ($item['value_type']) {
case ITEM_VALUE_TYPE_UINT64:
case ITEM_VALUE_TYPE_FLOAT:
$action = 'showgraph';
$status_bar = _('Show graph of item') . ' \'' . $description . '\'';
break;
case ITEM_VALUE_TYPE_LOG:
case ITEM_VALUE_TYPE_STR:
case ITEM_VALUE_TYPE_TEXT:
default:
$action = 'showlatest';
$status_bar = _('Show values of item') . ' \'' . $description . '\'';
break;
}
if (zbx_strlen($description) > 25) {
$description = zbx_substr($description, 0, 22) . '...';
}
$item_menu[$action][] = array($description, 'history.php?action=' . $action . '&itemid=' . $item['itemid'] . '&period=3600', array('tw' => '', 'sb' => $status_bar));
}
if (isset($item_menu['showgraph'])) {
$tr_ov_menu[] = array(_('Graphs'), null, null, array('outer' => array('pum_oheader'), 'inner' => array('pum_iheader')));
$tr_ov_menu = array_merge($tr_ov_menu, $item_menu['showgraph']);
}
if (isset($item_menu['showlatest'])) {
$tr_ov_menu[] = array(_('Values'), null, null, array('outer' => array('pum_oheader'), 'inner' => array('pum_iheader')));
$tr_ov_menu = array_merge($tr_ov_menu, $item_menu['showlatest']);
}
unset($item_menu);
// dependency: triggers on which depends this
$triggerid = !empty($triggerHosts[$hostName]['triggerid']) ? $triggerHosts[$hostName]['triggerid'] : 0;
$dep_table = new CTableInfo();
$dep_table->setAttribute('style', 'width: 200px;');
$dep_table->addRow(bold(_('Depends on') . ':'));
$dependency = false;
$dep_res = DBselect('SELECT td.* FROM trigger_depends td WHERE td.triggerid_down=' . $triggerid);
while ($dep_row = DBfetch($dep_res)) {
$dep_table->addRow(SPACE . '-' . SPACE . CTriggerHelper::expandDescriptionById($dep_row['triggerid_up']));
$dependency = true;
}
if ($dependency) {
$img = new Cimg('images/general/arrow_down2.png', 'DEP_DOWN');
$img->setAttribute('style', 'vertical-align: middle; border: 0px;');
$img->setHint($dep_table, '', '', false);
array_push($desc, $img);
}
unset($img, $dep_table, $dependency);
// triggers that depend on this
$dep_table = new CTableInfo();
$dep_table->setAttribute('style', 'width: 200px;');
$dep_table->addRow(bold(_('Dependent') . ':'));
$dependency = false;
$dep_res = DBselect('SELECT td.* FROM trigger_depends td WHERE td.triggerid_up=' . $triggerid);
while ($dep_row = DBfetch($dep_res)) {
$dep_table->addRow(SPACE . '-' . SPACE . CTriggerHelper::expandDescriptionById($dep_row['triggerid_down']));
$dependency = true;
}
if ($dependency) {
$img = new Cimg('images/general/arrow_up2.png', 'DEP_UP');
$img->setAttribute('style', 'vertical-align: middle; border: 0px;');
$img->setHint($dep_table, '', '', false);
array_push($desc, $img);
}
unset($img, $dep_table, $dependency);
}
if (is_array($desc) && count($desc) > 0 || $ack) {
$tableColumn = new CCol(array($desc, $ack), $css_class . ' hosts');
} else {
$tableColumn = new CCol(SPACE, $css_class . ' hosts');
}
if (isset($style)) {
$tableColumn->setAttribute('style', $style);
}
if (isset($tr_ov_menu)) {
$tr_ov_menu = new CPUMenu($tr_ov_menu, 170);
$tableColumn->onClick($tr_ov_menu->getOnActionJS());
$tableColumn->addAction('onmouseover', 'jQuery(this).css({border: "1px dotted #0C0CF0", padding: "0 2px"})');
$tableColumn->addAction('onmouseout', 'jQuery(this).css({border: "", padding: "1px 3px"})');
}
return $tableColumn;
}
if (uint_in_array(CWebUser::$data['type'], array(USER_TYPE_ZABBIX_ADMIN, USER_TYPE_SUPER_ADMIN))) {
$userMediaFormList = new CFormList('userMediaFormList');
$userForm->addVar('user_medias', $this->data['user_medias']);
$mediaTableInfo = new CTableInfo(_('No media found.'));
foreach ($this->data['user_medias'] as $id => $media) {
if (!isset($media['active']) || !$media['active']) {
$status = new CLink(_('Enabled'), '#', 'enabled');
$status->onClick('return create_var("' . $userForm->getName() . '","disable_media",' . $id . ', true);');
} else {
$status = new CLink(_('Disabled'), '#', 'disabled');
$status->onClick('return create_var("' . $userForm->getName() . '","enable_media",' . $id . ', true);');
}
$mediaUrl = '?dstfrm=' . $userForm->getName() . '&media=' . $id . '&mediatypeid=' . $media['mediatypeid'] . '&sendto=' . urlencode($media['sendto']) . '&period=' . $media['period'] . '&severity=' . $media['severity'] . '&active=' . $media['active'];
foreach (getSeverityCaption() as $key => $caption) {
$mediaActive = $media['severity'] & 1 << $key;
$mediaSeverity[$key] = new CSpan(zbx_substr($caption, 0, 1), $mediaActive ? 'enabled' : null);
$mediaSeverity[$key]->setHint($caption . ($mediaActive ? ' (on)' : ' (off)'));
}
$mediaTableInfo->addRow(array(new CCheckBox('user_medias_to_del[' . $id . ']', null, null, $id), new CSpan($media['description'], 'nowrap'), new CSpan($media['sendto'], 'nowrap'), new CSpan($media['period'], 'nowrap'), $mediaSeverity, $status, new CButton('edit_media', _('Edit'), 'return PopUp("popup_media.php' . $mediaUrl . '", 550, 400);', 'link_menu')));
}
$userMediaFormList->addRow(_('Media'), array($mediaTableInfo, new CButton('add_media', _('Add'), 'return PopUp("popup_media.php?dstfrm=' . $userForm->getName() . '", 550, 400);', 'link_menu'), SPACE, SPACE, count($this->data['user_medias']) > 0 ? new CSubmit('del_user_media', _('Delete selected'), null, 'link_menu') : null));
}
/*
* Profile fields
*/
if ($this->data['is_profile']) {
$zbxSounds = getSounds();
$userMessagingFormList = new CFormList('userMessagingFormList');
$userMessagingFormList->addRow(_('Frontend messaging'), new CCheckBox('messages[enabled]', $this->data['messages']['enabled'], null, 1));
$userMessagingFormList->addRow(_('Message timeout (seconds)'), new CNumericBox('messages[timeout]', $this->data['messages']['timeout'], 5), false, 'timeout_row');
$repeatSound = new CComboBox('messages[sounds.repeat]', $this->data['messages']['sounds.repeat'], 'javascript: if (IE) { submit(); }');
function add_audit_details($action, $resourcetype, $resourceid, $resourcename, $details = null)
{
if (zbx_strlen($resourcename) > 255) {
$resourcename = zbx_substr($resourcename, 0, 252) . '...';
}
$ip = !empty($_SERVER['HTTP_X_FORWARDED_FOR']) ? $_SERVER['HTTP_X_FORWARDED_FOR'] : $_SERVER['REMOTE_ADDR'];
$values = array('userid' => CWebUser::$data['userid'], 'clock' => time(), 'ip' => substr($ip, 0, 39), 'action' => $action, 'resourcetype' => $resourcetype, 'resourceid' => $resourceid, 'resourcename' => $resourcename, 'details' => $details);
try {
DB::insert('auditlog', array($values));
return true;
} catch (DBException $e) {
return false;
}
}
function zbx_str2links($text)
{
// $value = preg_replace('#(https?|ftp|file)://[^\n\t\r ]+#u', '<a href="$0">$0</a>', $value);
$result = array();
if (empty($text)) {
return $result;
}
preg_match_all('#https?://[^\\n\\t\\r ]+#u', $text, $matches, PREG_OFFSET_CAPTURE);
$start = 0;
foreach ($matches[0] as $match) {
$result[] = zbx_substr($text, $start, $match[1] - $start);
$result[] = new CLink($match[0], $match[0], null, null, true);
$start = $match[1] + zbx_strlen($match[0]);
}
$result[] = zbx_substr($text, $start, zbx_strlen($text));
return $result;
}
/**
* Replace macros in trigger description by values.
* All macros are resolved in one go.
*
* @param array $trigger
* @param array $macroValues
*
* @return array
*/
protected function replaceMacroValues(array $trigger, array $macroValues)
{
$macroBegin = false;
for ($i = 0; $i < zbx_strlen($trigger['description']); $i++) {
$c = zbx_substr($trigger['description'], $i, 1);
switch ($c) {
case '{':
$macroBegin = $i;
break;
case '}':
if ($macroBegin !== false) {
$macro = zbx_substr($trigger['description'], $macroBegin, $i - $macroBegin + 1);
if (isset($macroValues[$macro])) {
$replace = $macroValues[$macro];
} elseif ($this->isAllowedMacro($macro)) {
$replace = UNRESOLVED_MACRO_STRING;
} else {
$replace = false;
}
if ($replace !== false) {
$trigger['description'] = zbx_substr_replace($trigger['description'], $replace, $macroBegin, zbx_strlen($macro));
// - 1 because for loop adds 1 on next iteration
$i = $macroBegin + zbx_strlen($replace) - 1;
$macroBegin = false;
}
}
break;
}
}
return $trigger;
}
/**
* Check item key and return info about an error if one is present
*
* @param string $key item key, e.g. system.run[cat /etc/passwd | awk -F: '{ print $1 }']
* @return array
*
*/
function check_item_key($key)
{
$key_strlen = zbx_strlen($key);
//empty string
if ($key_strlen == 0) {
return array(false, S_KEY_CANNOT_BE_EMPTY);
}
//key is larger then 255 chars
if ($key_strlen > 255) {
return array(false, sprintf(S_KEY_TOO_LARGE, 255));
}
$characters = array();
//gathering characters into array, because we can't just work with them ar one if it's a unicode string
for ($i = 0; $i < $key_strlen; $i++) {
$characters[] = zbx_substr($key, $i, 1);
}
//checking every character, one by one
for ($current_char = 0; $current_char < $key_strlen; $current_char++) {
if (!preg_match("/" . ZBX_PREG_KEY_NAME . "/", $characters[$current_char])) {
break;
//$current_char now points to a first 'not a key name' char
}
}
//no function specified?
if ($current_char == $key_strlen) {
return array('valid' => true, 'description' => S_KEY_IS_VALID);
} else {
if ($characters[$current_char] == '[') {
$state = 0;
//0 - initial, 1 - inside quoted param, 2 - inside unquoted param
$nest_level = 0;
//for every char, starting after '['
for ($i = $current_char + 1; $i < $key_strlen; $i++) {
switch ($state) {
//initial state
case 0:
if ($characters[$i] == ',') {
//do nothing
} else {
if ($characters[$i] == ']' && isset($characters[$i + 1]) && $characters[$i + 1] == '[' && $nest_level == 0) {
$i++;
} else {
if ($characters[$i] == '"') {
$state = 1;
} else {
if ($characters[$i] == '[') {
$nest_level++;
} else {
if ($characters[$i] == ']' && $nest_level != 0) {
$nest_level--;
//skipping spaces
while (isset($characters[$i + 1]) && $characters[$i + 1] == ' ') {
$i++;
}
//all nestings are closed correctly
if ($nest_level == 0 && isset($characters[$i + 1]) && $characters[$i + 1] == ']' && !isset($characters[$i + 2])) {
return array('valid' => true, 'description' => S_KEY_IS_VALID);
}
if ((!isset($characters[$i + 1]) || $characters[$i + 1] != ',') && !($nest_level != 0 && isset($characters[$i + 1]) && $characters[$i + 1] == ']')) {
return array('valid' => false, 'description' => sprintf(S_INCORRECT_SYNTAX_NEAR, $characters[$current_char], $current_char));
}
} else {
if ($characters[$i] == ']' && $nest_level == 0) {
if (isset($characters[$i + 1])) {
return array('valid' => false, 'description' => sprintf(S_INCORRECT_USAGE_OF_BRACKETS, $characters[$i + 1]));
} else {
return array('valid' => true, 'description' => S_KEY_IS_VALID);
}
} else {
if ($characters[$i] != ' ') {
$state = 2;
}
}
}
}
}
}
}
break;
//quoted
//quoted
case 1:
//ending quote is reached
if ($characters[$i] == '"') {
//skipping spaces
while (isset($characters[$i + 1]) && $characters[$i + 1] == ' ') {
$i++;
}
//Zapcat
if ($nest_level == 0 && isset($characters[$i + 1]) && isset($characters[$i + 2]) && $characters[$i + 1] == ']' && $characters[$i + 2] == '[') {
$state = 0;
break;
}
if ($nest_level == 0 && isset($characters[$i + 1]) && $characters[$i + 1] == ']' && !isset($characters[$i + 2])) {
return array('valid' => true, 'description' => S_KEY_IS_VALID);
} else {
if ($nest_level == 0 && $characters[$i + 1] == ']' && isset($characters[$i + 2])) {
return array('valid' => false, 'description' => sprintf(S_INCORRECT_USAGE_OF_BRACKETS, $characters[$i + 2]));
}
}
if ((!isset($characters[$i + 1]) || $characters[$i + 1] != ',') && !($nest_level != 0 && isset($characters[$i + 1]) && $characters[$i + 1] == ']')) {
return array('valid' => false, 'description' => sprintf(S_INCORRECT_SYNTAX_NEAR, $characters[$current_char], $current_char));
}
$state = 0;
} else {
if ($characters[$i] == '\\' && isset($characters[$i + 1]) && $characters[$i + 1] == '"') {
$i++;
}
}
break;
//unquoted
//unquoted
case 2:
//Zapcat
if ($nest_level == 0 && $characters[$i] == ']' && isset($characters[$i + 1]) && $characters[$i + 1] == '[') {
$i--;
$state = 0;
} else {
if ($characters[$i] == ',' || $characters[$i] == ']' && $nest_level != 0) {
$i--;
$state = 0;
} else {
if ($characters[$i] == ']' && $nest_level == 0) {
if (isset($characters[$i + 1])) {
return array('valid' => false, 'description' => sprintf(S_INCORRECT_USAGE_OF_BRACKETS, $characters[$i + 1]));
} else {
return array('valid' => true, 'description' => S_KEY_IS_VALID);
}
}
}
}
break;
}
}
return array('valid' => false, 'description' => S_INVALID_KEY_FORMAT);
} else {
return array('valid' => false, 'description' => sprintf(S_INVALID_CHARACTER_AT_POSITION, $characters[$current_char], $current_char));
}
}
}
function rebuild_expression_tree($expression, &$treeLevel, $action, $actionid, $newPart)
{
$newExp = '';
$lastLevel = true;
if ($actionid != $treeLevel['openSymbolNum'] . '_' . $treeLevel['closeSymbolNum'] && ($treeLevel['levelType'] == 'independent' || $treeLevel['levelType'] == 'grouping')) {
$sStart = !isset($treeLevel['openSymbol']) ? $treeLevel['openSymbolNum'] : $treeLevel['openSymbolNum'] + zbx_strlen($treeLevel['openSymbol']);
$sEnd = !isset($treeLevel['closeSymbol']) ? $treeLevel['closeSymbolNum'] : $treeLevel['closeSymbolNum'] - zbx_strlen($treeLevel['closeSymbol']);
/*$sStart = $treeLevel['levelType'] == 'independent' ? $treeLevel['openSymbolNum'] : $treeLevel['openSymbolNum']+(isset($treeLevel['openSymbol']) ? zbx_strlen($treeLevel['openSymbol']) : 0);
$sEnd = $treeLevel['levelType'] == 'independent' ? $treeLevel['closeSymbolNum']+1 : $treeLevel['closeSymbolNum'];*/
// SDI("Total start: {$sStart}; Total end: {$sEnd};");
if (isset($treeLevel['parts'])) {
$parts =& $treeLevel['parts'];
} else {
$parts = array();
}
$fPart = reset($parts);
if (count($parts) == 1 && $sStart == $fPart['openSymbolNum'] && $sEnd == $fPart['closeSymbolNum']) {
return (isset($fPart['openSymbol']) && $fPart['levelType'] == 'grouping' ? $fPart['openSymbol'] : '') . trim(rebuild_expression_tree($expression, $fPart, $action, $actionid, $newPart)) . (isset($fPart['closeSymbol']) && $fPart['levelType'] == 'grouping' ? $fPart['closeSymbol'] : '');
}
$operand = '|';
reset($parts);
$bParts = array();
$opPos = find_next_operand($expression, $sStart, $sEnd, $parts, $bParts, $operand);
if (!is_int($opPos) || $opPos >= $sEnd) {
$operand = '&';
reset($parts);
$bParts = array();
$opPos = find_next_operand($expression, $sStart, $sEnd, $parts, $bParts, $operand);
}
if (is_int($opPos) && $opPos < $sEnd) {
$lastLevel = false;
$prev = $sStart;
$levelNewExpression = array();
while (is_int($opPos) && $opPos < $sEnd || $prev < $sEnd) {
unset($newTreeLevel);
if (count($bParts) == 1) {
$fbPart = reset($bParts);
}
if (count($bParts) == 1 && zbx_substr($expression, $fbPart['openSymbolNum'], $fbPart['closeSymbolNum'] - $fbPart['openSymbolNum'] + (isset($fbPart['closeSymbol']) ? zbx_strlen($fbPart['closeSymbol']) : 0)) == trim(zbx_substr($expression, $prev + ($prev > $sStart ? zbx_strlen($operand) : 0), (is_int($opPos) && $opPos < $sEnd ? $opPos - zbx_strlen($operand) : $sEnd) - $prev))) {
$newTreeLevel =& $bParts[key($bParts)];
} else {
$newTreeLevel = array('levelType' => 'grouping', 'openSymbolNum' => $prev + ($prev > $sStart ? zbx_strlen($operand) : 0), 'closeSymbolNum' => is_int($opPos) && $opPos < $sEnd ? $opPos - zbx_strlen($operand) : $sEnd);
if (is_array($bParts) && count($bParts) > 0) {
$newTreeLevel['parts'] =& $bParts;
}
}
// SDI("{$treeLevel['levelType']} parts:".count($treeLevel['parts']));
unset($bParts);
$bParts = array();
$prev = is_int($opPos) && $opPos < $sEnd ? $opPos : $sEnd;
$opPos = find_next_operand($expression, $prev + zbx_strlen($operand), $sEnd, $parts, $bParts, $operand);
// SDI('>>>>>>>>>>>>>>>>>>>newTreeLevel parts count:'.(isset($newTreeLevel['parts']) ? count($newTreeLevel['parts']): 0));
// if(isset($newTreeLevel['parts'])) SDII($newTreeLevel['parts']);
$newLevelExpression = rebuild_expression_tree($expression, $newTreeLevel, $action, $actionid, $newPart);
if ($newLevelExpression) {
$levelNewExpression[] = (isset($newTreeLevel['openSymbol']) && $newTreeLevel['levelType'] == 'grouping' ? $newTreeLevel['openSymbol'] : '') . trim($newLevelExpression) . (isset($newTreeLevel['closeSymbol']) && $newTreeLevel['levelType'] == 'grouping' ? $newTreeLevel['closeSymbol'] : '');
}
// SDI("After {$treeLevel['levelType']} parts:".count($treeLevel['parts']));
}
$newExp .= implode(' ' . $operand . ' ', $levelNewExpression);
}
}
if ($lastLevel) {
$curLevelVal = trim(zbx_substr($expression, $treeLevel['openSymbolNum'], $treeLevel['closeSymbolNum'] - $treeLevel['openSymbolNum'] + 1));
if ($actionid == $treeLevel['openSymbolNum'] . '_' . $treeLevel['closeSymbolNum']) {
switch ($action) {
case 'R':
/* remove */
break;
case 'r':
/* Replace */
$newExp .= $newPart;
break;
case '&':
/* add */
/* add */
case '|':
/* add */
$newExp .= $curLevelVal . ' ' . $action . ' ' . $newPart;
break;
}
} else {
$newExp .= $curLevelVal;
}
}
// SDI("<<<<<<<<<<<<<<<<<<<<<<<<< New expression return: {$newExp}");
return $newExp;
}
