142 lines
3.7 KiB
PHP
142 lines
3.7 KiB
PHP
<?php
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if (!defined('PICONTROL')) exit();
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function minNotNull($values)
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{
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return min(array_diff(array_map('intval', $values), array(0)));
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}
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function getValueRow($value)
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{
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return array('v' => floatval(str_replace(array("\n", ','), array('', '.'), $value)));
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}
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function calculatePeriods(&$info, $lastTime)
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{
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$info['periods']['seven'] = ($lastTime - 604800) * 1000;
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$info['periods']['six'] = ($lastTime - 518400) * 1000;
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$info['periods']['five'] = ($lastTime - 432000) * 1000;
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$info['periods']['four'] = ($lastTime - 345600) * 1000;
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$info['periods']['three'] = ($lastTime - 259200) * 1000;
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$info['periods']['two'] = ($lastTime - 172800) * 1000;
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$info['periods']['one'] = ($lastTime - 86400) * 1000;
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}
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function calculateEmptyRows(&$arr, $columns, $firstTime, $lastTime, $cycle)
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{
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$buffer = array();
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if ($lastTime < (time() - ($cycle * 60))) {
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for ($i = 0; $i < ceil(((time() - ($cycle * 60)) - $lastTime) / ($cycle * 60)); $i++) {
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$dummy = array($lastTime + (($i + 1) * ($cycle * 60)));
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for ($j = 1; $j < count($columns); $j++)
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$dummy[] = 0;
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$buffer[] = $dummy;
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}
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$arr['rows'] = array_merge($arr['rows'], $buffer);
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}
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$buffer = array();
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if (isset($arr['rows']) && count($arr['rows']) < (604800 / ($cycle * 60))) {
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for ($i = 0; $i < ((604800 / ($cycle * 60)) - count($arr['rows'])); $i++) {
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$dummy = array($firstTime - (($i + 1) * ($cycle * 60)));
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for ($j = 1; $j < count($columns); $j++)
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$dummy[] = 0;
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$buffer[] = $dummy;
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}
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$arr['rows'] = array_merge(array_reverse($buffer), $arr['rows']);
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}
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}
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function getRowsFromLog(&$arr, &$info, $log, $columns, $cycle)
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{
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$lastTime = NULL;
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$firstTime = 0;
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$leapyear = -1;
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$leapyearSkip = 0;
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foreach ($log as $row) {
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foreach ($row as &$data)
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$data = trim($data);
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if ($leapyearSkip != 0) {
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$leapyearSkip--;
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continue;
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}
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if ($leapyear != -1 && $leapyear > date('I', $row[0])) {
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$leapyear = 0;
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$leapyearSkip = (60 / $cycle) - 1;
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continue;
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}
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$leapyear = date('I', $row[0]);
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if ($lastTime !== NULL && ($lastTime + ($cycle * 60) + 100) < $row[0]) {
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$skipped = round(($row[0] - ($lastTime + ($cycle * 60))) / ($cycle * 60));
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for ($i = 0; $i < $skipped; $i++) {
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$dummy = array($lastTime + (($i + 1) * ($cycle * 60)));
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for ($j = 1; $j < count($columns); $j++)
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$dummy[] = 0;
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$arr['rows'][] = $dummy;
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}
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}
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$dummy = array((int) $row[0]);
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for ($i = 1; $i < count($columns); $i++) {
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$rowFloat = 0;
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if (isset($columns[$i]['division'])) {
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if ((float)$log[count($log) - 1][1] > 999999999)
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$rowFloat = (float) round(str_replace(array("\n", ','), array('', '.'), $row[$i]) / $columns[$i]['division'] / 1024, 2);
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else
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$rowFloat = (float) round(str_replace(array("\n", ','), array('', '.'), $row[$i]) / $columns[$i]['division'], 2);
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} elseif (isset($columns[$i]['multiplication']))
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$rowFloat = (float) round(str_replace(array("\n", ','), array('', '.'), $row[$i]) * $columns[$i]['multiplication'], 2);
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else
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$rowFloat = (float) $row[$i];
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if (!isset($info['min']) || $rowFloat < $info['min'])
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$info['min'] = $rowFloat;
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if (!isset($info['max']) || $rowFloat > $info['max'])
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$info['max'] = $rowFloat;
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$dummy[] = $rowFloat;
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}
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$arr['rows'][] = $dummy;
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if ($firstTime == 0)
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$firstTime = $row[0];
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$lastTime = $row[0];
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}
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calculateEmptyRows($arr, $columns, $firstTime, $lastTime, $cycle);
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calculatePeriods($info, $lastTime);
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}
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function convertForGoogleChart($rows)
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{
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foreach ($rows as $index => $row) {
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$dummy = array('c' => array(array('v' => 'Date(' . date('Y,' . (date('m', $row[0]) - 1) . ',d,H,i', $row[0]) . ')')));
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unset($row[0]);
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foreach ($row as $inde2 => $row2)
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$dummy['c'][] = array('v' => $row2);
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$rows[$index] = $dummy;
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}
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return $rows;
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}
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