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// Copyright 2013 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 "components/content_settings/core/browser/content_settings_usages_state.h"
#include <string>
#include "base/prefs/pref_service.h"
#include "base/strings/utf_string_conversions.h"
#include "components/content_settings/core/browser/host_content_settings_map.h"
#include "components/url_formatter/url_formatter.h"
ContentSettingsUsagesState::CommittedDetails::CommittedDetails()
: current_url_valid(false) {
}
ContentSettingsUsagesState::CommittedDetails::~CommittedDetails() {}
ContentSettingsUsagesState::ContentSettingsUsagesState(
HostContentSettingsMap* host_content_settings_map,
ContentSettingsType type,
const std::string& accept_language_pref,
PrefService* prefs)
: host_content_settings_map_(host_content_settings_map),
pref_service_(prefs),
accept_language_pref_(accept_language_pref),
type_(type) {
}
ContentSettingsUsagesState::~ContentSettingsUsagesState() {
}
void ContentSettingsUsagesState::OnPermissionSet(
const GURL& requesting_origin, bool allowed) {
state_map_[requesting_origin] =
allowed ? CONTENT_SETTING_ALLOW : CONTENT_SETTING_BLOCK;
}
void ContentSettingsUsagesState::DidNavigate(const CommittedDetails& details) {
if (details.current_url_valid)
embedder_url_ = details.current_url;
if (state_map_.empty())
return;
if (!details.current_url_valid ||
details.previous_url.GetOrigin() != details.current_url.GetOrigin()) {
state_map_.clear();
return;
}
// We're in the same origin, check if there's any icon to be displayed.
unsigned int tab_state_flags = 0;
GetDetailedInfo(NULL, &tab_state_flags);
if (!(tab_state_flags & TABSTATE_HAS_ANY_ICON))
state_map_.clear();
}
void ContentSettingsUsagesState::ClearStateMap() {
state_map_.clear();
}
void ContentSettingsUsagesState::GetDetailedInfo(
FormattedHostsPerState* formatted_hosts_per_state,
unsigned int* tab_state_flags) const {
DCHECK(tab_state_flags);
DCHECK(embedder_url_.is_valid());
ContentSetting default_setting =
host_content_settings_map_->GetDefaultContentSetting(type_, NULL);
std::set<std::string> formatted_hosts;
std::set<std::string> repeated_formatted_hosts;
// Build a set of repeated formatted hosts
for (StateMap::const_iterator i(state_map_.begin());
i != state_map_.end(); ++i) {
std::string formatted_host = GURLToFormattedHost(i->first);
if (!formatted_hosts.insert(formatted_host).second) {
repeated_formatted_hosts.insert(formatted_host);
}
}
for (StateMap::const_iterator i(state_map_.begin());
i != state_map_.end(); ++i) {
if (i->second == CONTENT_SETTING_ALLOW)
*tab_state_flags |= TABSTATE_HAS_ANY_ALLOWED;
if (formatted_hosts_per_state) {
std::string formatted_host = GURLToFormattedHost(i->first);
std::string final_formatted_host =
repeated_formatted_hosts.find(formatted_host) ==
repeated_formatted_hosts.end() ?
formatted_host :
i->first.spec();
(*formatted_hosts_per_state)[i->second].insert(final_formatted_host);
}
const ContentSetting saved_setting =
host_content_settings_map_->GetContentSetting(i->first, embedder_url_,
type_, std::string());
if (saved_setting != default_setting)
*tab_state_flags |= TABSTATE_HAS_EXCEPTION;
if (saved_setting != i->second)
*tab_state_flags |= TABSTATE_HAS_CHANGED;
if (saved_setting != CONTENT_SETTING_ASK)
*tab_state_flags |= TABSTATE_HAS_ANY_ICON;
}
}
std::string ContentSettingsUsagesState::GURLToFormattedHost(
const GURL& url) const {
base::string16 display_host;
url_formatter::AppendFormattedHost(
url, pref_service_->GetString(accept_language_pref_), &display_host);
return base::UTF16ToUTF8(display_host);
}
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