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<?php
namespace SSRS\Object;
use SSRS\Report;
use SSRS\Report\CachedStreamResource;
use SSRS\Object\ExecutionInfo;
class ReportOutput extends ObjectAbstract {
public function __construct($data = null, ExecutionInfo $executionInfo = null) {
parent::__construct($data);
$this->executionInfo = $executionInfo;
}
public function preCacheStreams(Report $report, $localCachePath, $format = 'HTML4.0') {
$this->verifyCachePath($localCachePath);
$rootPath = rtrim($localCachePath, '/');
$streamIds = $this->getStreamIds();
foreach ($streamIds as $streamId) {
$path = $rootPath . '/' . $streamId;
$stream = $report->renderStream($format, $streamId);
$cachedResource = new CachedStreamResource($streamId, $path);
$cachedResource->store($stream);
}
return $this;
}
public function getStreamIds() {
$ids = is_array($this->StreamIds->string) ? $this->StreamIds->string : array($this->StreamIds->string);
return array_filter($ids);
}
public function download($filename) {
header("Cache-control: max-age=3600, must-revalidate");
header("Pragma: public");
header("Expires: -1");
header("Content-Description: File Transfer");
header('Content-Disposition: attachment; filename="' . $filename . '"');
header("Content-Type: " . $this->MimeType);
header("Content-Transfer-Encoding: binary");
header("Content-Length: " . strlen($this->Result));
echo($this->Result);
exit(0);
}
public function resultClean() {
$output = (string) $this->Result;
$clean = $this->convertReplacementRootUrls($output);
return $clean;
}
protected function convertReplacementRootUrls($output) {
$executionId = ($this->executionInfo) ? $this->executionInfo->getExecutionId() : null;
return preg_replace_callback('#href="//php-ssrs//([^\?]+)([^"]+)"#', function($results) use($executionId) {
return 'href="' . html_entity_decode(urldecode($results[2])) . '&executionId=' . $executionId . '"';
}, $output);
}
public function __toString() {
return $this->resultClean();
}
protected function verifyCachePath($path) {
if (false === file_exists($path) || false === is_dir($path)) {
throw new \RuntimeException('Stream cache path does not exist');
}
if (false === is_writable($path)) {
throw new \RuntimeException('Stream cache path is not writeable');
}
return $this;
}
}
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