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20 changes: 7 additions & 13 deletions src/Engine/V1/AbstractPermanent.php
Original file line number Diff line number Diff line change
Expand Up @@ -75,34 +75,28 @@ public function getCarbonEmissionPerDay(DateTimeInterface $day, Source_Zone $sou
$start_time->setTime(0, 0, 0, 0);
$length = new DateInterval('PT' . 86400 . 'S'); // 24h = 86400 seconds
$source = Source::getById($source_zone->fields['plugin_carbon_sources_id']);
$fallback_source_zone = null;
$iterator = null;
$expected_count = 24;

// Try to read real time carbon intensities
if ($source->fields['fallback_level'] === 0) {
$iterator = $this->requestCarbonIntensitiesPerDay(DateTimeImmutable::createFromMutable($start_time), $length, $source_zone);
if ($iterator->count() === 0) {
// Need to fallback to an alternate source
$fallback_source_zone = new Source_Zone();
if (!$fallback_source_zone->getFallbackFromDB($source_zone)) {
$fallback_source_zone = null;
if ($fallback_source_zone->getFallbackFromDB($source_zone)) {
$row = array_fill(0, $expected_count, $this->getFallbackCarbonIntensity($start_time, $fallback_source_zone));
$iterator = new ArrayObject($row);
$iterator = $iterator->getIterator();
}
}
} else {
// The source is already a fallback (exapmple: Quebec does has any realtime source)
$fallback_source_zone = $source_zone;
}

$expected_count = 24;

// Try a fallback source
if ($fallback_source_zone !== null) {
$row = array_fill(0, $expected_count, $this->getFallbackCarbonIntensity($start_time, $fallback_source_zone));
$row = array_fill(0, $expected_count, $this->getFallbackCarbonIntensity($start_time, $source_zone));
$iterator = new ArrayObject($row);
$iterator = $iterator->getIterator();
}

$count = $iterator ? $iterator->count() : 0;
$count = $iterator->count();
if ($count != $expected_count) {
trigger_error(sprintf(
'required count of carbon intensity %d samples not met. Got %d samples for date %s',
Expand Down
16 changes: 6 additions & 10 deletions src/Engine/V1/AbstractSwitchable.php
Original file line number Diff line number Diff line change
Expand Up @@ -150,24 +150,20 @@ protected function computeEmissionPerDay(DateTimeImmutable $start_time, TrackedI
if ($iterator->count() < $expected_count) {
// Need to fallback to an alternate source
$fallback_source_zone = new Source_Zone();
if (!$fallback_source_zone->getFallbackFromDB($source_zone)) {
$fallback_source_zone = null;
if ($fallback_source_zone->getFallbackFromDB($source_zone)) {
$row = array_fill(0, $expected_count, $this->getFallbackCarbonIntensity($start_time, $fallback_source_zone));
$iterator = new ArrayObject($row);
$iterator = $iterator->getIterator();
}
}
} else {
// The source is already a fallback (exapmple: Quebec does has any realtime source)
$fallback_source_zone = $source_zone;
}


// Try a fallback source
if ($fallback_source_zone !== null) {
$row = array_fill(0, $expected_count, $this->getFallbackCarbonIntensity($start_time, $fallback_source_zone));
$row = array_fill(0, $expected_count, $this->getFallbackCarbonIntensity($start_time, $source_zone));
$iterator = new ArrayObject($row);
$iterator = $iterator->getIterator();
}

$count = $iterator ? $iterator->count() : 0;
$count = $iterator->count();
if ($count != $expected_count) {
trigger_error(sprintf(
"required count of carbon intensity %d samples not met. Got %d samples for date %s",
Expand Down
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