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// Copyright (c) 2009 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 "chrome/browser/extensions/extension_toolstrip_api.h"
#include "base/json/json_writer.h"
#include "base/string_util.h"
#include "chrome/browser/browser.h"
#include "chrome/browser/extensions/extension_host.h"
#include "chrome/browser/extensions/extension_message_service.h"
#include "chrome/browser/extensions/extension_shelf_model.h"
#include "chrome/browser/extensions/extension_tabs_module_constants.h"
#include "chrome/browser/profile.h"
namespace extension_toolstrip_api_events {
const char kOnToolstripExpanded[] = "toolstrip.onExpanded.%d";
const char kOnToolstripCollapsed[] = "toolstrip.onCollapsed.%d";
}; // namespace extension_toolstrip_api_events
namespace {
// Errors.
const char kNotAToolstripError[] = "This page is not a toolstrip.";
const char kAlreadyExpandedError[] = "This toolstrip is already expanded.";
const char kAlreadyCollapsedError[] = "This toolstrip is already collapsed.";
const char kInvalidURLError[] = "Invalid URL";
const char kBadHeightError[] = "Bad height.";
// TODO(erikkay) what are good values here?
const int kMinHeight = 50;
const int kMaxHeight = 1000;
}; // namespace
namespace keys = extension_tabs_module_constants;
namespace events = extension_toolstrip_api_events;
bool ToolstripFunction::RunImpl() {
ExtensionHost* host = dispatcher()->GetExtensionHost();
if (!host) {
error_ = kNotAToolstripError;
return false;
}
Browser* browser = dispatcher()->GetBrowser();
if (!browser) {
error_ = kNotAToolstripError;
return false;
}
model_ = browser->extension_shelf_model();
if (!model_) {
error_ = kNotAToolstripError;
return false;
}
toolstrip_ = model_->ToolstripForHost(host);
if (toolstrip_ == model_->end()) {
error_ = kNotAToolstripError;
return false;
}
return true;
}
bool ToolstripExpandFunction::RunImpl() {
if (!ToolstripFunction::RunImpl())
return false;
if (toolstrip_->height != 0) {
error_ = kAlreadyExpandedError;
return false;
}
EXTENSION_FUNCTION_VALIDATE(args_->IsType(Value::TYPE_DICTIONARY));
const DictionaryValue* args = args_as_dictionary();
int height;
EXTENSION_FUNCTION_VALIDATE(args->GetInteger(keys::kHeightKey,
&height));
EXTENSION_FUNCTION_VALIDATE(height >= 0);
if (height < kMinHeight || height > kMaxHeight) {
error_ = kBadHeightError;
return false;
}
GURL url;
if (args->HasKey(keys::kUrlKey)) {
std::string url_string;
EXTENSION_FUNCTION_VALIDATE(args->GetString(keys::kUrlKey,
&url_string));
url = dispatcher()->url().Resolve(url_string);
if (!url.is_valid()) {
error_ = kInvalidURLError;
return false;
}
}
model_->ExpandToolstrip(toolstrip_, url, height);
return true;
}
bool ToolstripCollapseFunction::RunImpl() {
if (!ToolstripFunction::RunImpl())
return false;
if (toolstrip_->height == 0) {
error_ = kAlreadyCollapsedError;
return false;
}
GURL url;
if (args_->GetType() != Value::TYPE_NULL) {
EXTENSION_FUNCTION_VALIDATE(args_->IsType(Value::TYPE_DICTIONARY));
const DictionaryValue* args = args_as_dictionary();
if (args->HasKey(keys::kUrlKey)) {
std::string url_string;
EXTENSION_FUNCTION_VALIDATE(args->GetString(keys::kUrlKey,
&url_string));
url = dispatcher()->url().Resolve(url_string);
if (!url.is_valid()) {
error_ = kInvalidURLError;
return false;
}
}
}
model_->CollapseToolstrip(toolstrip_, url);
return true;
}
// static
void ToolstripEventRouter::DispatchEvent(Profile *profile,
int routing_id,
const char *event_name,
const Value& json) {
if (profile->GetExtensionMessageService()) {
std::string json_args;
base::JSONWriter::Write(&json, false, &json_args);
std::string full_event_name = StringPrintf(event_name, routing_id);
profile->GetExtensionMessageService()->
DispatchEventToRenderers(full_event_name, json_args);
}
}
// static
void ToolstripEventRouter::OnToolstripExpanded(Profile* profile,
int routing_id,
const GURL &url,
int height) {
ListValue args;
DictionaryValue* obj = new DictionaryValue();
if (!url.is_empty())
obj->SetString(keys::kUrlKey, url.spec());
obj->SetInteger(keys::kHeightKey, height);
args.Append(obj);
DispatchEvent(profile, routing_id, events::kOnToolstripExpanded, args);
}
// static
void ToolstripEventRouter::OnToolstripCollapsed(Profile* profile,
int routing_id,
const GURL &url) {
ListValue args;
DictionaryValue* obj = new DictionaryValue();
if (!url.is_empty())
obj->SetString(keys::kUrlKey, url.spec());
args.Append(obj);
DispatchEvent(profile, routing_id, events::kOnToolstripCollapsed, args);
}
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