blob: fdccdb61f72d36168b5cc086e19f6dba3712bc3d [file] [log] [blame]
// Copyright (c) 2011 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "ppapi/shared_impl/url_util_impl.h"
#include "googleurl/src/gurl.h"
#include "ppapi/shared_impl/ppapi_globals.h"
#include "ppapi/shared_impl/var.h"
#include "ppapi/shared_impl/var_tracker.h"
namespace ppapi {
namespace {
void ConvertComponent(const url_parse::Component& input,
PP_URLComponent_Dev* output) {
output->begin = input.begin;
output->len = input.len;
}
// Converts components from a GoogleUrl parsed to a PPAPI parsed structure.
// Output can be NULL to specify "do nothing." This rule is followed by all
// the url util functions, so we implement it once here.
//
// Output can be NULL to specify "do nothing." This rule is followed by all the
// url util functions, so we implement it once here.
void ConvertComponents(const url_parse::Parsed& input,
PP_URLComponents_Dev* output) {
if (!output)
return;
ConvertComponent(input.scheme, &output->scheme);
ConvertComponent(input.username, &output->username);
ConvertComponent(input.password, &output->password);
ConvertComponent(input.host, &output->host);
ConvertComponent(input.port, &output->port);
ConvertComponent(input.path, &output->path);
ConvertComponent(input.query, &output->query);
ConvertComponent(input.ref, &output->ref);
}
} // namespace
// static
PP_Var URLUtilImpl::Canonicalize(PP_Var url,
PP_URLComponents_Dev* components) {
StringVar* url_string = StringVar::FromPPVar(url);
if (!url_string)
return PP_MakeNull();
return GenerateURLReturn(url_string->pp_module(),
GURL(url_string->value()), components);
}
// static
PP_Var URLUtilImpl::ResolveRelativeToURL(PP_Var base_url,
PP_Var relative,
PP_URLComponents_Dev* components) {
StringVar* base_url_string = StringVar::FromPPVar(base_url);
StringVar* relative_string = StringVar::FromPPVar(relative);
if (!base_url_string || !relative_string)
return PP_MakeNull();
GURL base_gurl(base_url_string->value());
if (!base_gurl.is_valid())
return PP_MakeNull();
return GenerateURLReturn(base_url_string->pp_module(),
base_gurl.Resolve(relative_string->value()),
components);
}
// static
PP_Bool URLUtilImpl::IsSameSecurityOrigin(PP_Var url_a, PP_Var url_b) {
StringVar* url_a_string = StringVar::FromPPVar(url_a);
StringVar* url_b_string = StringVar::FromPPVar(url_b);
if (!url_a_string || !url_b_string)
return PP_FALSE;
GURL gurl_a(url_a_string->value());
GURL gurl_b(url_b_string->value());
if (!gurl_a.is_valid() || !gurl_b.is_valid())
return PP_FALSE;
return gurl_a.GetOrigin() == gurl_b.GetOrigin() ? PP_TRUE : PP_FALSE;
}
// Used for returning the given GURL from a PPAPI function, with an optional
// out param indicating the components.
PP_Var URLUtilImpl::GenerateURLReturn(PP_Module module,
const GURL& url,
PP_URLComponents_Dev* components) {
if (!url.is_valid())
return PP_MakeNull();
ConvertComponents(url.parsed_for_possibly_invalid_spec(), components);
return StringVar::StringToPPVar(module, url.possibly_invalid_spec());
}
PP_Var URLUtilImpl::ConvertComponentsAndReturnURL(
const PP_Var& url,
PP_URLComponents_Dev* components) {
if (!components)
return url; // Common case - plugin doesn't care about parsing.
StringVar* url_string = StringVar::FromPPVar(url);
if (!url_string)
return url;
PP_Var result = Canonicalize(url, components);
PpapiGlobals::Get()->GetVarTracker()->ReleaseVar(url);
return result;
}
} // namespace ppapi