#include "config.h"
#include "PageGroup.h"
#include "Chrome.h"
#include "ChromeClient.h"
#include "DOMWrapperWorld.h"
#include "Document.h"
#include "DocumentStyleSheetCollection.h"
#include "Frame.h"
#include "GroupSettings.h"
#include "Page.h"
#include "PageCache.h"
#include "SecurityOrigin.h"
#include "Settings.h"
#include "StorageNamespace.h"
#if ENABLE(VIDEO_TRACK)
#if (PLATFORM(MAC) && !PLATFORM(IOS)) || HAVE(MEDIA_ACCESSIBILITY_FRAMEWORK)
#include "CaptionUserPreferencesMediaAF.h"
#else
#include "CaptionUserPreferences.h"
#endif
#endif
namespace WebCore {
static unsigned getUniqueIdentifier()
{
static unsigned currentIdentifier = 0;
return ++currentIdentifier;
}
static bool shouldTrackVisitedLinks = false;
PageGroup::PageGroup(const String& name)
: m_name(name)
, m_visitedLinksPopulated(false)
, m_identifier(getUniqueIdentifier())
, m_groupSettings(GroupSettings::create())
{
}
PageGroup::PageGroup(Page* page)
: m_visitedLinksPopulated(false)
, m_identifier(getUniqueIdentifier())
, m_groupSettings(GroupSettings::create())
{
ASSERT(page);
addPage(page);
}
PageGroup::~PageGroup()
{
removeAllUserContent();
}
PassOwnPtr<PageGroup> PageGroup::create(Page* page)
{
return adoptPtr(new PageGroup(page));
}
typedef HashMap<String, PageGroup*> PageGroupMap;
static PageGroupMap* pageGroups = 0;
PageGroup* PageGroup::pageGroup(const String& groupName)
{
ASSERT(!groupName.isEmpty());
if (!pageGroups)
pageGroups = new PageGroupMap;
PageGroupMap::AddResult result = pageGroups->add(groupName, 0);
if (result.isNewEntry) {
ASSERT(!result.iterator->value);
result.iterator->value = new PageGroup(groupName);
}
ASSERT(result.iterator->value);
return result.iterator->value;
}
void PageGroup::closeLocalStorage()
{
if (!pageGroups)
return;
PageGroupMap::iterator end = pageGroups->end();
for (PageGroupMap::iterator it = pageGroups->begin(); it != end; ++it) {
if (it->value->hasLocalStorage())
it->value->localStorage()->close();
}
}
void PageGroup::clearLocalStorageForAllOrigins()
{
if (!pageGroups)
return;
PageGroupMap::iterator end = pageGroups->end();
for (PageGroupMap::iterator it = pageGroups->begin(); it != end; ++it) {
if (it->value->hasLocalStorage())
it->value->localStorage()->clearAllOriginsForDeletion();
}
}
void PageGroup::clearLocalStorageForOrigin(SecurityOrigin* origin)
{
if (!pageGroups)
return;
PageGroupMap::iterator end = pageGroups->end();
for (PageGroupMap::iterator it = pageGroups->begin(); it != end; ++it) {
if (it->value->hasLocalStorage())
it->value->localStorage()->clearOriginForDeletion(origin);
}
}
void PageGroup::closeIdleLocalStorageDatabases()
{
if (!pageGroups)
return;
PageGroupMap::iterator end = pageGroups->end();
for (PageGroupMap::iterator it = pageGroups->begin(); it != end; ++it) {
if (it->value->hasLocalStorage())
it->value->localStorage()->closeIdleLocalStorageDatabases();
}
}
void PageGroup::syncLocalStorage()
{
if (!pageGroups)
return;
PageGroupMap::iterator end = pageGroups->end();
for (PageGroupMap::iterator it = pageGroups->begin(); it != end; ++it) {
if (it->value->hasLocalStorage())
it->value->localStorage()->sync();
}
}
unsigned PageGroup::numberOfPageGroups()
{
if (!pageGroups)
return 0;
return pageGroups->size();
}
void PageGroup::addPage(Page* page)
{
ASSERT(page);
ASSERT(!m_pages.contains(page));
m_pages.add(page);
}
void PageGroup::removePage(Page* page)
{
ASSERT(page);
ASSERT(m_pages.contains(page));
m_pages.remove(page);
}
bool PageGroup::isLinkVisited(LinkHash visitedLinkHash)
{
if (!m_visitedLinksPopulated) {
m_visitedLinksPopulated = true;
ASSERT(!m_pages.isEmpty());
(*m_pages.begin())->chrome().client()->populateVisitedLinks();
}
return m_visitedLinkHashes.contains(visitedLinkHash);
}
void PageGroup::addVisitedLinkHash(LinkHash hash)
{
if (shouldTrackVisitedLinks)
addVisitedLink(hash);
}
inline void PageGroup::addVisitedLink(LinkHash hash)
{
ASSERT(shouldTrackVisitedLinks);
if (!m_visitedLinkHashes.add(hash).isNewEntry)
return;
Page::visitedStateChanged(this, hash);
pageCache()->markPagesForVistedLinkStyleRecalc();
}
void PageGroup::addVisitedLink(const KURL& url)
{
if (!shouldTrackVisitedLinks)
return;
ASSERT(!url.isEmpty());
addVisitedLink(visitedLinkHash(url.string()));
}
void PageGroup::addVisitedLink(const UChar* characters, size_t length)
{
if (!shouldTrackVisitedLinks)
return;
addVisitedLink(visitedLinkHash(characters, length));
}
#if PLATFORM(IOS)
void PageGroup::removeVisitedLink(const KURL& url)
{
LinkHash linkHash = visitedLinkHash(url.string().characters(), url.string().length());
ASSERT(m_visitedLinkHashes.contains(linkHash));
m_visitedLinkHashes.remove(linkHash);
Page::allVisitedStateChanged(this);
pageCache()->markPagesForVistedLinkStyleRecalc();
}
#endif
void PageGroup::removeVisitedLinks()
{
m_visitedLinksPopulated = false;
if (m_visitedLinkHashes.isEmpty())
return;
m_visitedLinkHashes.clear();
Page::allVisitedStateChanged(this);
pageCache()->markPagesForVistedLinkStyleRecalc();
}
void PageGroup::removeAllVisitedLinks()
{
Page::removeAllVisitedLinks();
pageCache()->markPagesForVistedLinkStyleRecalc();
}
void PageGroup::setShouldTrackVisitedLinks(bool shouldTrack)
{
if (shouldTrackVisitedLinks == shouldTrack)
return;
shouldTrackVisitedLinks = shouldTrack;
if (!shouldTrackVisitedLinks)
removeAllVisitedLinks();
}
StorageNamespace* PageGroup::localStorage()
{
if (!m_localStorage)
m_localStorage = StorageNamespace::localStorageNamespace(this);
return m_localStorage.get();
}
StorageNamespace* PageGroup::transientLocalStorage(SecurityOrigin* topOrigin)
{
HashMap<RefPtr<SecurityOrigin>, RefPtr<StorageNamespace> >::AddResult result = m_transientLocalStorageMap.add(topOrigin, 0);
if (result.isNewEntry)
result.iterator->value = StorageNamespace::transientLocalStorageNamespace(this, topOrigin);
return result.iterator->value.get();
}
void PageGroup::addUserScriptToWorld(DOMWrapperWorld* world, const String& source, const KURL& url,
const Vector<String>& whitelist, const Vector<String>& blacklist,
UserScriptInjectionTime injectionTime, UserContentInjectedFrames injectedFrames)
{
ASSERT_ARG(world, world);
OwnPtr<UserScript> userScript = adoptPtr(new UserScript(source, url, whitelist, blacklist, injectionTime, injectedFrames));
if (!m_userScripts)
m_userScripts = adoptPtr(new UserScriptMap);
OwnPtr<UserScriptVector>& scriptsInWorld = m_userScripts->add(world, nullptr).iterator->value;
if (!scriptsInWorld)
scriptsInWorld = adoptPtr(new UserScriptVector);
scriptsInWorld->append(userScript.release());
}
void PageGroup::addUserStyleSheetToWorld(DOMWrapperWorld* world, const String& source, const KURL& url,
const Vector<String>& whitelist, const Vector<String>& blacklist,
UserContentInjectedFrames injectedFrames,
UserStyleLevel level,
UserStyleInjectionTime injectionTime)
{
ASSERT_ARG(world, world);
OwnPtr<UserStyleSheet> userStyleSheet = adoptPtr(new UserStyleSheet(source, url, whitelist, blacklist, injectedFrames, level));
if (!m_userStyleSheets)
m_userStyleSheets = adoptPtr(new UserStyleSheetMap);
OwnPtr<UserStyleSheetVector>& styleSheetsInWorld = m_userStyleSheets->add(world, nullptr).iterator->value;
if (!styleSheetsInWorld)
styleSheetsInWorld = adoptPtr(new UserStyleSheetVector);
styleSheetsInWorld->append(userStyleSheet.release());
if (injectionTime == InjectInExistingDocuments)
invalidateInjectedStyleSheetCacheInAllFrames();
}
void PageGroup::removeUserScriptFromWorld(DOMWrapperWorld* world, const KURL& url)
{
ASSERT_ARG(world, world);
if (!m_userScripts)
return;
UserScriptMap::iterator it = m_userScripts->find(world);
if (it == m_userScripts->end())
return;
UserScriptVector* scripts = it->value.get();
for (int i = scripts->size() - 1; i >= 0; --i) {
if (scripts->at(i)->url() == url)
scripts->remove(i);
}
if (scripts->isEmpty())
m_userScripts->remove(it);
}
void PageGroup::removeUserStyleSheetFromWorld(DOMWrapperWorld* world, const KURL& url)
{
ASSERT_ARG(world, world);
if (!m_userStyleSheets)
return;
UserStyleSheetMap::iterator it = m_userStyleSheets->find(world);
bool sheetsChanged = false;
if (it == m_userStyleSheets->end())
return;
UserStyleSheetVector* stylesheets = it->value.get();
for (int i = stylesheets->size() - 1; i >= 0; --i) {
if (stylesheets->at(i)->url() == url) {
stylesheets->remove(i);
sheetsChanged = true;
}
}
if (!sheetsChanged)
return;
if (stylesheets->isEmpty())
m_userStyleSheets->remove(it);
invalidateInjectedStyleSheetCacheInAllFrames();
}
void PageGroup::removeUserScriptsFromWorld(DOMWrapperWorld* world)
{
ASSERT_ARG(world, world);
if (!m_userScripts)
return;
UserScriptMap::iterator it = m_userScripts->find(world);
if (it == m_userScripts->end())
return;
m_userScripts->remove(it);
}
void PageGroup::removeUserStyleSheetsFromWorld(DOMWrapperWorld* world)
{
ASSERT_ARG(world, world);
if (!m_userStyleSheets)
return;
UserStyleSheetMap::iterator it = m_userStyleSheets->find(world);
if (it == m_userStyleSheets->end())
return;
m_userStyleSheets->remove(it);
invalidateInjectedStyleSheetCacheInAllFrames();
}
void PageGroup::removeAllUserContent()
{
m_userScripts.clear();
if (m_userStyleSheets) {
m_userStyleSheets.clear();
invalidateInjectedStyleSheetCacheInAllFrames();
}
}
void PageGroup::invalidateInjectedStyleSheetCacheInAllFrames()
{
HashSet<Page*>::const_iterator end = m_pages.end();
for (HashSet<Page*>::const_iterator it = m_pages.begin(); it != end; ++it) {
for (Frame* frame = (*it)->mainFrame(); frame; frame = frame->tree()->traverseNext()) {
frame->document()->styleSheetCollection()->invalidateInjectedStyleSheetCache();
frame->document()->styleResolverChanged(DeferRecalcStyle);
}
}
}
#if ENABLE(VIDEO_TRACK)
void PageGroup::captionPreferencesChanged()
{
for (HashSet<Page*>::iterator i = m_pages.begin(); i != m_pages.end(); ++i)
(*i)->captionPreferencesChanged();
pageCache()->markPagesForCaptionPreferencesChanged();
}
CaptionUserPreferences* PageGroup::captionPreferences()
{
if (!m_captionPreferences)
#if (PLATFORM(MAC) && !PLATFORM(IOS)) || HAVE(MEDIA_ACCESSIBILITY_FRAMEWORK)
m_captionPreferences = CaptionUserPreferencesMediaAF::create(this);
#else
m_captionPreferences = CaptionUserPreferences::create(this);
#endif
return m_captionPreferences.get();
}
#endif
}