534 lines
16 KiB
PHP
534 lines
16 KiB
PHP
<?php
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function getDateScale($scales, $range, $minLines, $maxLines) {
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foreach ( $scales as $scale ) {
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$align = isset($scale['align'])?$scale['align']:1;
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$scaleRange = (int)($range/($scale['factor']*$align));
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//echo "S:".$scale['name'].", A:$align, SR:$scaleRange<br>";
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if ( $scaleRange >= $minLines ) {
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$scale['range'] = $scaleRange;
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break;
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}
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}
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if ( !isset($scale['range']) ) {
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$scale['range'] = (int)($range/($scale['factor']*$align));
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}
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$scale['divisor'] = 1;
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while ( ($scale['range']/$scale['divisor']) > $maxLines ) {
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$scale['divisor']++;
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}
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$scale['lines'] = (int)($scale['range']/$scale['divisor']);
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return $scale;
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}
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function getYScale($range, $minLines, $maxLines) {
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$scale['range'] = $range;
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$scale['divisor'] = 1;
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while ( $scale['range']/$scale['divisor'] > $maxLines ) {
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$scale['divisor']++;
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}
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$scale['lines'] = (int)(($scale['range']-1)/$scale['divisor'])+1;
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return $scale;
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}
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function getSlotFrame($slot) {
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$slotFrame = isset($slot['frame'])?$slot['frame']['FrameId']:1;
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# FIXME what's with this false?
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if ( false && $slotFrame ) {
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$slotFrame -= $monitor['PreEventCount'];
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if ( $slotFrame < 1 )
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$slotFrame = 1;
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}
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return $slotFrame;
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}
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function parseFilterToTree($filter) {
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if ( count($filter['terms']) <= 0 ) {
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return false;
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}
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$terms = $filter['terms'];
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$StorageArea = NULL;
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$postfixExpr = array();
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$postfixStack = array();
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$priorities = array(
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'<' => 1,
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'<=' => 1,
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'>' => 1,
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'>=' => 1,
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'=' => 2,
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'!=' => 2,
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'=~' => 2,
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'!~' => 2,
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'=[]' => 2,
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'![]' => 2,
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'and' => 3,
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'or' => 4,
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);
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for ( $i = 0; $i < count($terms); $i++ ) {
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$term = $terms[$i];
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if ( !empty($term['cnj']) ) {
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while( true ) {
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if ( !count($postfixStack) ) {
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$postfixStack[] = array('type'=>'cnj', 'value'=>$term['cnj'], 'sqlValue'=>$term['cnj']);
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break;
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} elseif ( $postfixStack[count($postfixStack)-1]['type'] == 'obr' ) {
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$postfixStack[] = array('type'=>'cnj', 'value'=>$term['cnj'], 'sqlValue'=>$term['cnj']);
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break;
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} elseif ( $priorities[$term['cnj']] < $priorities[$postfixStack[count($postfixStack)-1]['value']] ) {
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$postfixStack[] = array('type'=>'cnj', 'value'=>$term['cnj'], 'sqlValue'=>$term['cnj']);
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break;
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} else {
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$postfixExpr[] = array_pop($postfixStack);
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}
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}
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} # end if ! empty cnj
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if ( !empty($term['obr']) ) {
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for ( $j = 0; $j < $term['obr']; $j++ ) {
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$postfixStack[] = array('type'=>'obr', 'value'=>$term['obr']);
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}
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}
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if ( !empty($term['attr']) ) {
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$dtAttr = false;
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switch ( $term['attr']) {
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case 'MonitorName':
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$sqlValue = 'M.'.preg_replace( '/^Monitor/', '', $term['attr']);
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break;
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case 'ServerId':
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$sqlValue .= 'M.ServerId';
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break;
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case 'StorageServerId':
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$sqlValue .= 'S.ServerId';
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break;
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case 'FilterServerId':
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$sqlValue .= ZM_SERVER_ID;
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break;
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case 'DateTime':
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case 'StartDateTime':
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$sqlValue = 'E.StartTime';
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$dtAttr = true;
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break;
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case 'Date':
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case 'StartDate':
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$sqlValue = 'to_days(E.StartTime)';
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$dtAttr = true;
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break;
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case 'Time':
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case 'StartTime':
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$sqlValue = 'extract(hour_second from E.StartTime)';
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break;
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case 'Weekday':
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case 'StartWeekday':
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$sqlValue = 'weekday(E.StartTime)';
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break;
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case 'EndDateTime':
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$sqlValue = 'E.EndTime';
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$dtAttr = true;
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break;
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case 'EndDate':
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$sqlValue = 'to_days(E.EndTime)';
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$dtAttr = true;
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break;
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case 'EndTime':
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$sqlValue = 'extract(hour_second from E.EndTime)';
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break;
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case 'EndWeekday':
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$sqlValue = 'weekday(E.EndTime)';
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break;
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case 'Id':
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case 'Name':
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case 'MonitorId':
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case 'StorageId':
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case 'SecondaryStorageId':
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case 'Length':
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case 'Frames':
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case 'AlarmFrames':
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case 'TotScore':
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case 'AvgScore':
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case 'MaxScore':
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case 'Cause':
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case 'Notes':
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case 'StateId':
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case 'Archived':
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$sqlValue = 'E.'.$term['attr'];
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break;
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case 'DiskPercent':
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// Need to specify a storage area, so need to look through other terms looking for a storage area, else we default to ZM_EVENTS_PATH
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if ( ! $StorageArea ) {
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for ( $j = 0; $j < count($terms); $j++ ) {
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if ( isset($terms[$j]['attr']) and $terms[$j]['attr'] == 'StorageId' and isset($terms[$j]['val']) ) {
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$StorageArea = new Storage($terms[$j]['val']);
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break;
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}
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} // end foreach remaining term
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if ( ! $StorageArea ) $StorageArea = new Storage();
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} // end no StorageArea found yet
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$sqlValue = getDiskPercent($StorageArea);
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break;
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case 'DiskBlocks':
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// Need to specify a storage area, so need to look through other terms looking for a storage area, else we default to ZM_EVENTS_PATH
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if ( ! $StorageArea ) {
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for ( $j = 0; $j < count($terms); $j++ ) {
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if ( isset($terms[$j]['attr']) and $terms[$j]['attr'] == 'StorageId' and isset($terms[$j]['val']) ) {
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$StorageArea = new Storage($terms[$j]['val']);
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break;
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}
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} // end foreach remaining term
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if ( ! $StorageArea ) $StorageArea = new Storage();
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} // end no StorageArea found yet
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$sqlValue = getDiskBlocks($StorageArea);
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break;
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default :
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$sqlValue = $term['attr'];
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break;
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}
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if ( $dtAttr ) {
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$postfixExpr[] = array('type'=>'attr', 'value'=>$term['attr'], 'sqlValue'=>$sqlValue, 'dtAttr'=>true);
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} else {
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$postfixExpr[] = array('type'=>'attr', 'value'=>$term['attr'], 'sqlValue'=>$sqlValue);
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}
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} # end if attr
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if ( isset($term['op']) ) {
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if ( empty($term['op']) ) {
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$term['op'] = '=';
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}
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switch ( $term['op']) {
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case '=' :
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case '!=' :
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case '>=' :
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case '>' :
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case '<' :
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case '<=' :
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case 'LIKE' :
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case 'NOT LIKE':
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$sqlValue = $term['op'];
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break;
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case '=~' :
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$sqlValue = 'regexp';
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break;
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case '!~' :
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$sqlValue = 'not regexp';
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break;
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case '=[]' :
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case 'IN' :
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$sqlValue = 'in (';
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break;
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case '![]' :
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$sqlValue = 'not in (';
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break;
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case 'IS' :
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case 'IS NOT' :
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if ( $term['val'] == 'Odd' ) {
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$sqlValue .= ' % 2 = 1';
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} else if ( $term['val'] == 'Even' ) {
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$sqlValue .= ' % 2 = 0';
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} else {
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$sqlValue .= ' '.$term['op'];
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}
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break;
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default :
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ZM\Error('Unknown operator in filter '.$term['op']);
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}
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while( true ) {
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if ( !count($postfixStack) ) {
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$postfixStack[] = array('type'=>'op', 'value'=>$term['op'], 'sqlValue'=>$sqlValue);
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break;
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} elseif ( $postfixStack[count($postfixStack)-1]['type'] == 'obr' ) {
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$postfixStack[] = array('type'=>'op', 'value'=>$term['op'], 'sqlValue'=>$sqlValue);
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break;
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} elseif ( $priorities[$term['op']] < $priorities[$postfixStack[count($postfixStack)-1]['value']] ) {
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$postfixStack[] = array('type'=>'op', 'value'=>$term['op'], 'sqlValue'=>$sqlValue );
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break;
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} else {
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$postfixExpr[] = array_pop($postfixStack);
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}
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} // end while
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} // end if operator
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if ( isset($term['val']) ) {
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$valueList = array();
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foreach ( preg_split('/["\'\s]*?,["\'\s]*?/', preg_replace('/^["\']+?(.+)["\']+?$/', '$1', $term['val'])) as $value ) {
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switch ( $term['attr'] ) {
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case 'MonitorName':
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case 'Name':
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case 'Cause':
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case 'Notes':
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if ( $term['op'] == 'LIKE' || $term['op'] == 'NOT LIKE' ) {
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$value = '%'.$value.'%';
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}
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$value = dbEscape($value);
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break;
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case 'MonitorServerId':
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case 'FilterServerId':
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case 'StorageServerId':
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case 'ServerId':
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if ( $value == 'ZM_SERVER_ID' ) {
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$value = ZM_SERVER_ID;
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} else if ( $value == 'NULL' ) {
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} else {
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$value = dbEscape($value);
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}
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break;
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case 'StorageId':
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$StorageArea = new Storage($value);
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if ( $value != 'NULL' )
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$value = dbEscape($value);
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break;
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case 'DateTime':
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case 'EndDateTime':
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case 'StartDateTime':
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$value = "'".strftime(STRF_FMT_DATETIME_DB, strtotime($value))."'";
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break;
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case 'Date':
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case 'EndDate':
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case 'StartDate':
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$value = 'to_days(\''.strftime(STRF_FMT_DATETIME_DB, strtotime($value)).'\')';
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break;
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case 'Time':
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case 'EndTime':
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case 'StartTime':
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$value = 'extract(hour_second from \''.strftime(STRF_FMT_DATETIME_DB, strtotime($value)).'\')';
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break;
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case 'Weekday':
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case 'EndWeekday':
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case 'StartWeekday':
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$value = 'weekday(\''.strftime(STRF_FMT_DATETIME_DB, strtotime($value)).'\')';
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break;
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default :
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if ( $value != 'NULL' )
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$value = dbEscape($value);
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} // end switch attribute
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$valueList[] = $value;
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} // end foreach value
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$postfixExpr[] = array('type'=>'val', 'value'=>$term['val'], 'sqlValue'=>join(',', $valueList));
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} // end if has val
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if ( !empty($term['cbr']) ) {
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for ( $j = 0; $j < $term['cbr']; $j++ ) {
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while ( count($postfixStack) ) {
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$element = array_pop($postfixStack);
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if ( $element['type'] == 'obr' ) {
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$postfixExpr[count($postfixExpr)-1]['bracket'] = true;
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break;
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}
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$postfixExpr[] = $element;
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}
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}
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} #end if cbr
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} # end foreach term
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while ( count($postfixStack) ) {
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$postfixExpr[] = array_pop($postfixStack);
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}
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$exprStack = array();
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//foreach ( $postfixExpr as $element )
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//{
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//echo $element['value'].' ';
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//}
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//echo "<br>";
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foreach ( $postfixExpr as $element ) {
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if ( $element['type'] == 'attr' || $element['type'] == 'val' ) {
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$node = array('data'=>$element, 'count'=>0);
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$exprStack[] = $node;
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} elseif ( $element['type'] == 'op' || $element['type'] == 'cnj' ) {
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$right = array_pop($exprStack);
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$left = array_pop($exprStack);
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$node = array('data'=>$element, 'count'=>2+$left['count']+$right['count'], 'right'=>$right, 'left'=>$left);
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$exprStack[] = $node;
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} else {
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ZM\Fatal('Unexpected element type \''.$element['type'].'\', value \''.$element['value'].'\'');
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}
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}
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if ( count($exprStack) != 1 ) {
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ZM\Fatal('Expression stack has '.count($exprStack).' elements');
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}
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return array_pop($exprStack);
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}
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function _parseTreeToInfix($node) {
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$expression = '';
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if ( isset($node) ) {
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if ( isset($node['left']) ) {
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if ( !empty($node['data']['bracket']) )
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$expression .= '( ';
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$expression .= _parseTreeToInfix($node['left']);
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}
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$expression .= $node['data']['value'].' ';
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if ( isset($node['right']) ) {
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$expression .= _parseTreeToInfix($node['right']);
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if ( !empty($node['data']['bracket']) )
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$expression .= ') ';
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}
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}
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return $expression;
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}
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function parseTreeToInfix($tree) {
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return _parseTreeToInfix($tree);
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}
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function _parseTreeToSQL($node, $cbr=false) {
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$expression = '';
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if ( !$node )
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return $expression;
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if ( isset($node['left']) ) {
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if ( !empty($node['data']['bracket']) )
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$expression .= '( ';
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$expression .= _parseTreeToSQL($node['left']);
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}
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$inExpr = $node['data']['type'] == 'op' && (
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$node['data']['value'] == '=[]'
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or
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$node['data']['value'] == '![]'
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or
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$node['data']['value'] == 'IN'
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or
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$node['data']['value'] == 'NOT IN'
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);
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$expression .= $node['data']['sqlValue'];
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if ( !$inExpr )
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$expression .= ' ';
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if ( $cbr )
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$expression .= ') ';
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if ( isset($node['right']) ) {
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$expression .= _parseTreeToSQL($node['right'], $inExpr);
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if ( !empty($node['data']['bracket']) )
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$expression .= ') ';
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} # end if right
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return $expression;
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}
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function parseTreeToSQL($tree) {
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return _parseTreeToSQL($tree);
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}
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function _parseTreeToFilter($node, &$terms, &$level) {
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$elements = array();
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if ( $node ) {
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if ( isset($node['left']) ) {
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if ( !empty($node['data']['bracket']) )
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$terms[$level]['obr'] = 1;
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_parseTreeToFilter( $node['left'], $terms, $level );
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}
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if ( $node['data']['type'] == 'cnj' ) {
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$level++;
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}
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$terms[$level][$node['data']['type']] = $node['data']['value'];
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if ( isset($node['right']) ) {
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_parseTreeToFilter($node['right'], $terms, $level);
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if ( !empty($node['data']['bracket']) )
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$terms[$level]['cbr'] = 1;
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}
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}
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}
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function parseTreeToFilter($tree) {
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$terms = array();
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if ( isset($tree) ) {
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$level = 0;
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_parseTreeToFilter($tree, $terms, $level);
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}
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return array('Query' => array('terms' => $terms));
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}
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function parseTreeToQuery($tree) {
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$filter = parseTreeToFilter($tree);
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parseFilter($filter, false, '&');
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return $filter['query'];
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}
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function _drawTree($node, $level) {
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if ( isset($node['left']) ) {
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_drawTree($node['left'], $level+1);
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}
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echo str_repeat('.', $level*2).$node['data']['value'].'<br/>';
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if ( isset($node['right']) ) {
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_drawTree($node['right'], $level+1);
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}
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}
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function drawTree($tree) {
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_drawTree($tree, 0);
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}
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function _extractDatetimeRange(&$node, &$minTime, &$maxTime, &$expandable, $subOr) {
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$pruned = $leftPruned = $rightPruned = false;
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if ( !($node and isset($node['left']) and isset($node['right']) ) ) {
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return $pruned;
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}
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if ( $node['data']['type'] == 'cnj' && $node['data']['value'] == 'or' ) {
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$subOr = true;
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} else if ( !empty($node['left']['data']['dtAttr']) ) {
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if ( $subOr ) {
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$expandable = false;
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} elseif ( $node['data']['type'] == 'op' ) {
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if ( $node['data']['value'] == '>' || $node['data']['value'] == '>=' ) {
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if ( !$minTime || $minTime > $node['right']['data']['sqlValue'] ) {
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$minTime = $node['right']['data']['value'];
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return true;
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}
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} else if ( $node['data']['value'] == '<' || $node['data']['value'] == '<=' ) {
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if ( !$maxTime || $maxTime < $node['right']['data']['sqlValue'] ) {
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$maxTime = $node['right']['data']['value'];
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return true;
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}
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}
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} else {
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ZM\Fatal("Unexpected node type '".$node['data']['type']."'");
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}
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return false;
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}
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$leftPruned = _extractDatetimeRange( $node['left'], $minTime, $maxTime, $expandable, $subOr );
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$rightPruned = _extractDatetimeRange( $node['right'], $minTime, $maxTime, $expandable, $subOr );
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if ( $leftPruned && $rightPruned ) {
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$pruned = true;
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} else if ( $leftPruned ) {
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$node = $node['right'];
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} else if ( $rightPruned ) {
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$node = $node['left'];
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}
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return $pruned;
|
|
}
|
|
|
|
function extractDatetimeRange( &$tree, &$minTime, &$maxTime, &$expandable ) {
|
|
$minTime = '';
|
|
$maxTime = '';
|
|
$expandable = true;
|
|
|
|
_extractDateTimeRange( $tree, $minTime, $maxTime, $expandable, false );
|
|
}
|
|
|
|
function appendDatetimeRange( &$tree, $minTime, $maxTime=false ) {
|
|
$attrNode = array( 'data'=>array( 'type'=>'attr', 'value'=>'StartDateTime', 'sqlValue'=>'E.StartTime', 'dtAttr'=>true ), 'count'=>0 );
|
|
$valNode = array( 'data'=>array( 'type'=>'val', 'value'=>$minTime, 'sqlValue'=>$minTime ), 'count'=>0 );
|
|
$opNode = array( 'data'=>array( 'type'=>'op', 'value'=>'>=', 'sqlValue'=>'>=' ), 'count'=>2, 'left'=>$attrNode, 'right'=>$valNode );
|
|
if ( isset($tree) ) {
|
|
$cnjNode = array( 'data'=>array( 'type'=>'cnj', 'value'=>'and', 'sqlValue'=>'and' ), 'count'=>2+$tree['count']+$opNode['count'], 'left'=>$tree, 'right'=>$opNode );
|
|
$tree = $cnjNode;
|
|
} else {
|
|
$tree = $opNode;
|
|
}
|
|
|
|
if ( $maxTime ) {
|
|
$attrNode = array( 'data'=>array( 'type'=>'attr', 'value'=>'StartDateTime', 'sqlValue'=>'E.StartTime', 'dtAttr'=>true ), 'count'=>0 );
|
|
$valNode = array( 'data'=>array( 'type'=>'val', 'value'=>$maxTime, 'sqlValue'=>$maxTime ), 'count'=>0 );
|
|
$opNode = array( 'data'=>array( 'type'=>'op', 'value'=>'<=', 'sqlValue'=>'<=' ), 'count'=>2, 'left'=>$attrNode, 'right'=>$valNode );
|
|
$cnjNode = array( 'data'=>array( 'type'=>'cnj', 'value'=>'and', 'sqlValue'=>'and' ), 'count'=>2+$tree['count']+$opNode['count'], 'left'=>$tree, 'right'=>$opNode );
|
|
$tree = $cnjNode;
|
|
}
|
|
}
|
|
|
|
?>
|