Source/platform/blob/BlobURL.cpp

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#include "config.h"
#include "platform/blob/BlobURL.h"

#include "platform/UUID.h"
#include "platform/weborigin/KURL.h"
#include "platform/weborigin/SecurityOrigin.h"
#include "wtf/text/WTFString.h"

namespace blink {

const char BlobURL::kBlobProtocol[] = "blob";

KURL BlobURL::createPublicURL(SecurityOrigin* securityOrigin)
{
    ASSERT(securityOrigin);
    return createBlobURL(securityOrigin->toString());
}

String BlobURL::getOrigin(const KURL& url)
{
    ASSERT(url.protocolIs(kBlobProtocol));

    unsigned startIndex = url.pathStart();
    unsigned endIndex = url.pathAfterLastSlash();
    return url.string().substring(startIndex, endIndex - startIndex - 1);
}

KURL BlobURL::createInternalStreamURL()
{
    return createBlobURL("blobinternal://");
}

KURL BlobURL::createBlobURL(const String& originString)
{
    ASSERT(!originString.isEmpty());
    String urlString = "blob:" + encodeWithURLEscapeSequences(originString) + '/' + createCanonicalUUIDString();
    return KURL::createIsolated(ParsedURLString, urlString);
}

} // namespace blink