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OMG it works!!

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This commit is contained in:
Joshua Seigler 2016-06-30 23:09:09 -04:00
parent e1784bdd4c
commit 3d1e2a774b
5 changed files with 34 additions and 77 deletions
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22
views/chart.php
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@ -21,17 +21,19 @@ function getJson($url) {
}
function renderChart(
$theme,
$pair,
$dataDuration = (7 * 24 * 60 * 60),
$dataResolution = 1800,
$format = 'svg',
$color = '#000',
$width = 800,
$height = 200,
$fontSize = 12
) {
$result = CacheManager::get('poloniex-'.$pair.'-'.$dataDuration.'-'.$format);
$chartCacheKey = 'poloniex-'.$theme.'-'.$pair.'-'.$dataDuration.'-'.$format;
$result = CacheManager::get($chartCacheKey);
if (is_null($result)) {
$startTime = time() - $dataDuration;
@ -54,8 +56,8 @@ function renderChart(
$poloniexChart = new NeatCharts\LineChart($chartData, [
'width'=>800,
'height'=>200,
'lineColor'=>"#1C75BC", // Dash blue
'labelColor'=>"#000",
'lineColor'=>($theme == 'dark' ? '#000' : '#fff'),
'labelColor'=>($theme == 'dark' ? '#000' : '#fff'),
'smoothed'=>false,
'fontSize'=>12
]);
@ -63,26 +65,26 @@ function renderChart(
if ($format == 'png') {
$im = new Imagick();
$im->setBackgroundColor(new ImagickPixel("transparent"));
$im->setBackgroundColor(new ImagickPixel('transparent'));
$im->readImageBlob($result);
$im->setImageFormat("png32");
$im->setImageFormat('png32');
$result = $im->getImageBlob();
$im->clear();
$im->destroy();
}
CacheManager::set('poloniex-'.$pair.'-'.$dataDuration.'-'.$format, $result, $dataDuration);
CacheManager::set($chartCacheKey, $result);
$resultExpires = time() + $dataDuration;
} else {
$resultExpires = CacheManager::getInfo('poloniex-'.$pair.'-'.$dataDuration.'-'.$format)[ 'expired_time' ];
$resultExpires = CacheManager::getInfo($chartCacheKey)[ 'expired_time' ];
$startTime = $resultExpires - $dataDuration;
}
header('Expires: '.gmdate("D, d M Y H:i:s", $resultExpires));
header('Expires: '.gmdate('D, d M Y H:i:s', $resultExpires));
if ($format == 'svg') {
header('Content-type: image/svg+xml; charset=utf-8');
header('Content-Disposition: inline; filename="Dash-chart-' . gmdate('Y-m-d\THis+0', $startTime) . '--' . gmdate('Y-m-d\THis+0') . '.svg"');
} else if ($format == 'png') {
header("Content-Type: image/png");
header('Content-Type: image/png');
header('Content-Disposition: inline; filename="Dash-chart-' . gmdate('Y-m-d\THis+0', $startTime) . '--' . gmdate('Y-m-d\THis+0') . '.png"');
}
echo $result;