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<?php
class LOGReaderData extends ArrayIterator {
private $list;
private $items;
private $modify_key = false;
public function __construct($value, $items) {
if (array_key_exists(0, $value)) {
$this->modify_key = true;
}
$this->items = &$items;
$this->list = array();
foreach ($this->items as &$info) {
$this->list[$info['logid']] = true;
}
parent::__construct($value);
}
public function key() {
if ($this->modify_key) {
$res = parent::current();
return $res['time']->format('U.u');
}
return parent::key();
}
public function current() {
$logs = parent::current();
$res = array();
foreach ($this->items as $key => &$info) {
$id = $info['logid'];
if (array_key_exists($id, $logs)) {
$val = $logs[$id];
if (!is_numeric($val)) $val = crc32($val);
$res[$key] = $val;
} else if ($id == "*") {
$sum = 0;
foreach ($logs as $id => $val) {
if (!isset($this->list[$id])) $sum += $val;
}
$res[$key] = $sum;
} else {
$res[$key] = NULL;
}
}
return $res;
}
}
class LOGReader extends READER {
var $cache;
var $groups;
var $filter;
var $params;
function __construct(&$props) {
parent::__construct($props);
$this->groups = $this->opts->Get('groups');
}
function GetGroupInfo(LOGGROUP $grp = NULL, $flags = 0) {
$groups = array();
foreach ($this->groups as $gid => &$group) {
if (($grp)&&(strcmp($grp->gid, $gid))) continue;
$groups[$gid] = array(
'gid' => $gid,
'name' => $group['name']
);
if ($flags&REQUEST::NEED_INFO) {
$limit = $this->opts->GetDateLimit(0, time());
$groups[$gid]['first'] = $limit[0];
$groups[$gid]['last'] = $limit[1];
/*
if ($flags&REQUEST::NEED_COUNT) {
$groups[$gid]['records'] =
}
*/
if ($flags&REQUEST::NEED_ITEMINFO) {
if ($grp) $grtest = $grp;
else {
$ginfo = array("db_group" => $gid);
$grtest = $this->CreateGroup($ginfo);
}
$groups[$gid]['items'] = $this->GetItemList($grtest);
}
}
}
if (($grp)&&(!$groups)) {
throw new ADEIException(translate("Invalid group (%s) is specified", $grp->gid));
}
return $grp?$groups[$grp->gid]:$groups;
}
function GetItemList(LOGGROUP $grp = NULL, MASK $mask = NULL, $flags = 0) {
if ($flags&REQUEST::ONLY_AXISINFO) {
if (!$this->req->GetGroupOptions($grp, "axis")) return array();
}
$grp = $this->CheckGroup($grp, $flags);
if (!$mask) $mask = $this->CreateMask($grp, $info=NULL, $flags);
$items = $this->groups[$grp->gid]['items'];
$res = array();
for ($i = 0, $pos = 0; isset($items[$i]); $i++) {
if (!$mask->Check($i)) continue;
$name = (($items[$i]=="*")?"others":$items[$i]);
$res[$pos] = array(
"id" => $i,
"uid" => $grp->gid . "__" . $name,
"name" => $name,
"logid" => $items[$i]
);
$pos++;
}
if ($flags&REQUEST::NEED_AXISINFO) {
$this->AddAxisInfo($grp, $res);
}
return $res;
}
function GetRawData(LOGGROUP $grp = NULL, $from = 0, $to = 0, DATAFilter $filter = NULL, &$filter_data = NULL) {
$grp = $this->CheckGroup($grp);
$ivl = $this->CreateInterval($grp);
$ivl->Limit($from, $to);
if ($filter) {
$mask = $filter->GetItemMask();
$resample = $filter->GetSamplingRate();
$limit = $filter->GetVectorsLimit();
if ($limit) $ivl->SetItemLimit($limit);
if (isset($filter_data)) {
if ($mask) $filter_data['masked'] = true;
// if ($resample) $filter_data['resampled'] = true;
// if ($limit) $filter_data['limited'] = true;
}
} else {
$mask = NULL;
// $resample = 0;
// $limit = 0;
}
$log_filter = $this->GetGroupOption($grp, 'filter', array());
$log_opts = $this->GetGroupOption($grp, 'opts', array());
$cfg = &$this->groups[$grp->gid];
if ($cfg['filter']) $log_filter = array_merge($log_filter, $cfg['filter']);
if ($cfg['opts']) $log_opts = array_merge($log_opts, $cfg['opts']);
$info = adeiAnalyzeLogs($ivl, $log_filter, $log_opts);
if ($cfg['logs']) $res = &$info[$cfg['logs']];
else $res = &$info[$grp->gid];
return new LOGReaderData($res, $this->GetItemList($grp, $mask));
}
}
?>
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