2014-01-22 22:24:06 +08:00
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<?php
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function getDateScale( $scales, $range, $minLines, $maxLines )
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{
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foreach ( $scales as $scale )
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{
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$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 >= $minLines )
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{
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$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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{
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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']) > $maxLines )
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{
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$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, $maxLines )
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{
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$scale['range'] = $range;
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$scale['divisor'] = 1;
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while ( $scale['range']/$scale['divisor'] > $maxLines )
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{
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$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( $slot )
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{
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$slotFrame = isset($slot['frame'])?$slot['frame']['FrameId']:1;
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if ( false && $slotFrame )
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{
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$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( $filter )
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{
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if ( count($filter['terms']) > 0 )
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{
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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; $i <= count($filter['terms']); $i++ )
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{
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if ( !empty($filter['terms'][$i]['cnj']) )
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{
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while( true )
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{
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if ( !count($postfixStack) )
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{
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$postfixStack[] = array( 'type'=>"cnj", 'value'=>$filter['terms'][$i]['cnj'], 'sqlValue'=>$filter['terms'][$i]['cnj']);
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break;
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}
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elseif ( $postfixStack[count($postfixStack)-1]['type'] == 'obr' )
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{
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$postfixStack[] = array( 'type'=>"cnj", 'value'=>$filter['terms'][$i]['cnj'], 'sqlValue'=>$filter['terms'][$i]['cnj']);
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break;
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}
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elseif ( $priorities[$filter['terms'][$i]['cnj']] < $priorities[$postfixStack[count($postfixStack)-1]['value']] )
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{
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$postfixStack[] = array( 'type'=>"cnj", 'value'=>$filter['terms'][$i]['cnj'], 'sqlValue'=>$filter['terms'][$i]['cnj']);
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break;
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}
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else
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{
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$postfixExpr[] = array_pop( $postfixStack );
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}
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}
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}
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if ( !empty($filter['terms'][$i]['obr']) )
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{
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for ( $j = 0; $j < $filter['terms'][$i]['obr']; $j++ )
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{
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$postfixStack[] = array( 'type'=>"obr", 'value'=>$filter['terms'][$i]['obr']);
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}
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}
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if ( !empty($filter['terms'][$i]['attr']) )
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{
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$dtAttr = false;
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switch ( $filter['terms'][$i]['attr'])
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{
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case 'MonitorName':
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$sqlValue = 'M.'.preg_replace( '/^Monitor/', '', $filter['terms'][$i]['attr']);
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break;
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case 'Name':
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$sqlValue = "E.Name";
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break;
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case 'Cause':
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$sqlValue = "E.Cause";
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break;
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case 'DateTime':
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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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$sqlValue = "to_days( E.StartTime )";
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$dtAttr = true;
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break;
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case 'Time':
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$sqlValue = "extract( hour_second from E.StartTime )";
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break;
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case 'Weekday':
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$sqlValue = "weekday( E.StartTime )";
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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 '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 'Archived':
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$sqlValue = "E.".$filter['terms'][$i]['attr'];
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break;
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case 'DiskPercent':
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$sqlValue = getDiskPercent();
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break;
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case 'DiskBlocks':
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$sqlValue = getDiskBlocks();
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break;
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default :
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$sqlValue = $filter['terms'][$i]['attr'];
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break;
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}
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if ( $dtAttr )
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{
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$postfixExpr[] = array( 'type'=>"attr", 'value'=>$filter['terms'][$i]['attr'], 'sqlValue'=>$sqlValue, 'dtAttr'=>true );
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}
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else
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{
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$postfixExpr[] = array( 'type'=>"attr", 'value'=>$filter['terms'][$i]['attr'], 'sqlValue'=>$sqlValue );
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}
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}
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if ( isset($filter['terms'][$i]['op']) )
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{
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if ( empty($filter['terms'][$i]['op']) )
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{
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$filter['terms'][$i]['op' ]= '=';
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}
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switch ( $filter['terms'][$i]['op' ])
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{
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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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$sqlValue = $filter['terms'][$i]['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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$sqlValue = 'in (';
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break;
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case '![]' :
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$sqlValue = 'not in (';
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break;
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}
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while( true )
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{
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if ( !count($postfixStack) )
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{
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$postfixStack[] = array( 'type'=>"op", 'value'=>$filter['terms'][$i]['op'], 'sqlValue'=>$sqlValue );
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break;
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}
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elseif ( $postfixStack[count($postfixStack)-1]['type'] == 'obr' )
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{
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$postfixStack[] = array( 'type'=>"op", 'value'=>$filter['terms'][$i]['op'], 'sqlValue'=>$sqlValue );
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break;
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}
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elseif ( $priorities[$filter['terms'][$i]['op']] < $priorities[$postfixStack[count($postfixStack)-1]['value']] )
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{
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$postfixStack[] = array( 'type'=>"op", 'value'=>$filter['terms'][$i]['op'], 'sqlValue'=>$sqlValue );
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break;
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}
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else
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{
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$postfixExpr[] = array_pop( $postfixStack );
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}
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}
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}
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if ( isset($filter['terms'][$i]['val']) )
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{
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$valueList = array();
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foreach ( preg_split( '/["\'\s]*?,["\'\s]*?/', preg_replace( '/^["\']+?(.+)["\']+?$/', '$1', $filter['terms'][$i]['val' ]) ) as $value )
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{
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switch ( $filter['terms'][$i]['attr'])
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{
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case 'MonitorName':
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case 'Name':
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case 'Cause':
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2014-01-22 22:33:40 +08:00
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case 'Notes':
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2014-01-22 22:24:06 +08:00
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$value = "'$value'";
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break;
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case 'DateTime':
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2014-06-16 04:01:29 +08:00
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$value = "'".strftime( STRF_FMT_DATETIME_DB, strtotime( $value ) )."'";
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2014-01-22 22:24:06 +08:00
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break;
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case 'Date':
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$value = "to_days( '".strftime( STRF_FMT_DATETIME_DB, strtotime( $value ) )."' )";
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break;
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case 'Time':
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$value = "extract( hour_second from '".strftime( STRF_FMT_DATETIME_DB, strtotime( $value ) )."' )";
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break;
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case 'Weekday':
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$value = "weekday( '".strftime( STRF_FMT_DATETIME_DB, strtotime( $value ) )."' )";
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break;
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}
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$valueList[] = $value;
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}
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$postfixExpr[] = array( 'type'=>"val", 'value'=>$filter['terms'][$i]['val'], 'sqlValue'=>join( ',', $valueList ) );
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}
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if ( !empty($filter['terms'][$i]['cbr']) )
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{
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for ( $j = 0; $j < $filter['terms'][$i]['cbr']; $j++ )
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{
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while ( count($postfixStack) )
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{
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$element = array_pop( $postfixStack );
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if ( $element['type'] == "obr" )
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{
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$postfixExpr[count($postfixExpr)-1]['bracket'] = true;
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break;
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}
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$postfixExpr[] = $element;
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}
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}
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}
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}
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while ( count($postfixStack) )
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{
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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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{
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if ( $element['type'] == 'attr' || $element['type'] == 'val' )
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{
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$node = array( 'data'=>$element, 'count'=>0 );
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$exprStack[] = $node;
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}
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elseif ( $element['type'] == 'op' || $element['type'] == 'cnj' )
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{
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$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[] = $node;
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}
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else
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{
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Fatal( "Unexpected element type '".$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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{
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Fatal( "Expression stack has ".count($exprStack)." elements" );
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}
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$exprTree = array_pop( $exprStack );
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return( $exprTree );
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}
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return( false );
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}
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function _parseTreeToInfix( $node )
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{
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$expression = '';
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if ( isset($node) )
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{
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if ( isset($node['left']) )
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{
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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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{
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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 ) );
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
function _parseTreeToSQL( $node, $cbr=false )
|
|
|
|
|
{
|
|
|
|
|
$expression = '';
|
|
|
|
|
if ( $node )
|
|
|
|
|
{
|
|
|
|
|
if ( isset($node['left']) )
|
|
|
|
|
{
|
|
|
|
|
if ( !empty($node['data']['bracket']) )
|
|
|
|
|
$expression .= '( ';
|
|
|
|
|
$expression .= _parseTreeToSQL( $node['left'] );
|
|
|
|
|
}
|
|
|
|
|
$inExpr = $node['data']['type'] == 'op' && ($node['data']['value'] == '=[]' || $node['data']['value'] == '![]');
|
|
|
|
|
$expression .= $node['data']['sqlValue'];
|
|
|
|
|
if ( !$inExpr )
|
|
|
|
|
$expression .= ' ';
|
|
|
|
|
if ( $cbr )
|
|
|
|
|
$expression .= ') ';
|
|
|
|
|
if ( isset($node['right']) )
|
|
|
|
|
{
|
|
|
|
|
$expression .= _parseTreeToSQL( $node['right'], $inExpr );
|
|
|
|
|
if ( !empty($node['data']['bracket']) )
|
|
|
|
|
$expression .= ') ';
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
return( $expression );
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
function parseTreeToSQL( $tree )
|
|
|
|
|
{
|
|
|
|
|
return( _parseTreeToSQL( $tree ) );
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
function _parseTreeToFilter( $node, &$terms, &$level )
|
|
|
|
|
{
|
|
|
|
|
$elements = array();
|
|
|
|
|
if ( $node )
|
|
|
|
|
{
|
|
|
|
|
if ( isset($node['left']) )
|
|
|
|
|
{
|
|
|
|
|
if ( !empty($node['data']['bracket']) )
|
|
|
|
|
$terms[$level]['obr'] = 1;
|
|
|
|
|
_parseTreeToFilter( $node['left'], $terms, $level );
|
|
|
|
|
}
|
|
|
|
|
if ( $node['data']['type'] == 'cnj' )
|
|
|
|
|
{
|
|
|
|
|
$level++;
|
|
|
|
|
}
|
|
|
|
|
$terms[$level][$node['data']['type']] = $node['data']['value'];
|
|
|
|
|
if ( isset($node['right']) )
|
|
|
|
|
{
|
|
|
|
|
_parseTreeToFilter( $node['right'], $terms, $level );
|
|
|
|
|
if ( !empty($node['data']['bracket']) )
|
|
|
|
|
$terms[$level]['cbr'] = 1;
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
function parseTreeToFilter( $tree )
|
|
|
|
|
{
|
|
|
|
|
$terms = array();
|
|
|
|
|
if ( isset($tree) )
|
|
|
|
|
{
|
|
|
|
|
$level = 0;
|
|
|
|
|
_parseTreeToFilter( $tree, $terms, $level );
|
|
|
|
|
}
|
|
|
|
|
return( array( 'terms' => $terms ) );
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
function parseTreeToQuery( $tree )
|
|
|
|
|
{
|
|
|
|
|
$filter = parseTreeToFilter( $tree );
|
|
|
|
|
parseFilter( $filter, false, '&' );
|
|
|
|
|
return( $filter['query'] );
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
function _drawTree( $node, $level )
|
|
|
|
|
{
|
|
|
|
|
if ( isset($node['left']) )
|
|
|
|
|
{
|
|
|
|
|
_drawTree( $node['left'], $level+1 );
|
|
|
|
|
}
|
|
|
|
|
echo str_repeat( ".", $level*2 ).$node['data']['value']."<br>";
|
|
|
|
|
if ( isset($node['right']) )
|
|
|
|
|
{
|
|
|
|
|
_drawTree( $node['right'], $level+1 );
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
function drawTree( $tree )
|
|
|
|
|
{
|
|
|
|
|
_drawTree( $tree, 0 );
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
function _extractDatetimeRange( &$node, &$minTime, &$maxTime, &$expandable, $subOr )
|
|
|
|
|
{
|
|
|
|
|
$pruned = $leftPruned = $rightPruned = false;
|
|
|
|
|
if ( $node )
|
|
|
|
|
{
|
|
|
|
|
if ( isset($node['left']) && isset($node['right']) )
|
|
|
|
|
{
|
|
|
|
|
if ( $node['data']['type'] == 'cnj' && $node['data']['value'] == 'or' )
|
|
|
|
|
{
|
|
|
|
|
$subOr = true;
|
|
|
|
|
}
|
|
|
|
|
elseif ( !empty($node['left']['data']['dtAttr']) )
|
|
|
|
|
{
|
|
|
|
|
if ( $subOr )
|
|
|
|
|
{
|
|
|
|
|
$expandable = false;
|
|
|
|
|
}
|
|
|
|
|
elseif ( $node['data']['type'] == 'op' )
|
|
|
|
|
{
|
|
|
|
|
if ( $node['data']['value'] == '>' || $node['data']['value'] == '>=' )
|
|
|
|
|
{
|
|
|
|
|
if ( !$minTime || $minTime > $node['right']['data']['sqlValue'] )
|
|
|
|
|
{
|
|
|
|
|
$minTime = $node['right']['data']['value'];
|
|
|
|
|
return( true );
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
if ( $node['data']['value'] == '<' || $node['data']['value'] == '<=' )
|
|
|
|
|
{
|
|
|
|
|
if ( !$maxTime || $maxTime < $node['right']['data']['sqlValue'] )
|
|
|
|
|
{
|
|
|
|
|
$maxTime = $node['right']['data']['value'];
|
|
|
|
|
return( true );
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
else
|
|
|
|
|
{
|
|
|
|
|
Fatal( "Unexpected node type '".$node['data']['type']."'" );
|
|
|
|
|
}
|
|
|
|
|
return( false );
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
$leftPruned = _extractDatetimeRange( $node['left'], $minTime, $maxTime, $expandable, $subOr );
|
|
|
|
|
$rightPruned = _extractDatetimeRange( $node['right'], $minTime, $maxTime, $expandable, $subOr );
|
|
|
|
|
|
|
|
|
|
if ( $leftPruned && $rightPruned )
|
|
|
|
|
{
|
|
|
|
|
$pruned = true;
|
|
|
|
|
}
|
|
|
|
|
elseif ( $leftPruned )
|
|
|
|
|
{
|
|
|
|
|
$node = $node['right'];
|
|
|
|
|
}
|
|
|
|
|
elseif ( $rightPruned )
|
|
|
|
|
{
|
|
|
|
|
$node = $node['left'];
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
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'=>'DateTime', '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'=>'DateTime', '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;
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
?>
|
