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phab/src/aphront/response/AphrontFileResponse.php
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AphrontFileResponse.php
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<?php
final class AphrontFileResponse extends AphrontResponse {
private $content;
private $contentIterator;
private $contentLength;
private $mimeType;
private $download;
private $rangeMin;
private $rangeMax;
private $allowOrigins = array();
public function addAllowOrigin($origin) {
$this->allowOrigins[] = $origin;
return $this;
}
public function setDownload($download) {
if (!strlen($download)) {
$download = 'untitled';
}
$this->download = $download;
return $this;
}
public function getDownload() {
return $this->download;
}
public function setMimeType($mime_type) {
$this->mimeType = $mime_type;
return $this;
}
public function getMimeType() {
return $this->mimeType;
}
public function setContent($content) {
$this->setContentLength(strlen($content));
$this->content = $content;
return $this;
}
public function setContentIterator($iterator) {
$this->contentIterator = $iterator;
return $this;
}
public function buildResponseString() {
return $this->content;
}
public function getContentIterator() {
if ($this->contentIterator) {
return $this->contentIterator;
}
return parent::getContentIterator();
}
public function setContentLength($length) {
$this->contentLength = $length;
return $this;
}
public function getContentLength() {
return $this->contentLength;
}
public function setRange($min, $max) {
$this->rangeMin = $min;
$this->rangeMax = $max;
return $this;
}
public function getHeaders() {
$headers = array(
array('Content-Type', $this->getMimeType()),
// This tells clients that we can support requests with a "Range" header,
// which allows downloads to be resumed, in some browsers, some of the
// time, if the stars align.
array('Accept-Ranges', 'bytes'),
);
if ($this->rangeMin || $this->rangeMax) {
$len = $this->getContentLength();
$min = $this->rangeMin;
$max = $this->rangeMax;
$headers[] = array('Content-Range', "bytes {$min}-{$max}/{$len}");
$content_len = ($max - $min) + 1;
} else {
$content_len = $this->getContentLength();
}
$headers[] = array('Content-Length', $this->getContentLength());
if (strlen($this->getDownload())) {
$headers[] = array('X-Download-Options', 'noopen');
$filename = $this->getDownload();
$filename = addcslashes($filename, '"\\');
$headers[] = array(
'Content-Disposition',
'attachment; filename="'.$filename.'"',
);
}
if ($this->allowOrigins) {
$headers[] = array(
'Access-Control-Allow-Origin',
implode(',', $this->allowOrigins),
);
}
$headers = array_merge(parent::getHeaders(), $headers);
return $headers;
}
}
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