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/*
* Copyright 2009, The Android Open Source Project
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* * Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* * Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS ``AS IS'' AND ANY
* EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR
* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
* PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
* OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
// must include config.h first for webkit to fiddle with new/delete
#include "config.h"
#include "ANPSystem_npapi.h"
#include "Frame.h"
#include "JavaSharedClient.h"
#include "PluginClient.h"
#include "PluginPackage.h"
#include "PluginView.h"
#include "PluginWidgetAndroid.h"
#include "Settings.h"
#include "SkString.h"
#include "WebViewCore.h"
#include <wtf/text/CString.h>
#include <dirent.h>
//#define PLUGIN_DEBUG_LOCAL // controls the printing of log messages
#include "PluginDebugAndroid.h"
static const char* gApplicationDataDir = NULL;
static const char* gApplicationDataDirIncognito = NULL;
using namespace android;
static WebCore::PluginView* pluginViewForInstance(NPP instance) {
if (instance && instance->ndata)
return static_cast<WebCore::PluginView*>(instance->ndata);
return WebCore::PluginView::currentPluginView();
}
static const char* anp_getApplicationDataDirectory() {
if (NULL == gApplicationDataDir) {
PluginClient* client = JavaSharedClient::GetPluginClient();
if (!client)
return NULL;
WTF::String path = client->getPluginSharedDataDirectory();
int length = path.length();
if (length == 0)
return NULL;
char* storage = (char*) malloc(length + 1);
if (NULL == storage)
return NULL;
memcpy(storage, path.utf8().data(), length);
storage[length] = '\0';
static const char incognitoPath[] = "/incognito_plugins";
char* incognitoStorage = (char*) malloc(length + strlen(incognitoPath) + 1);
strcpy(incognitoStorage, storage);
strcat(incognitoStorage, incognitoPath);
// save this assignment for last, so that if multiple threads call us
// (which should never happen), we never return an incomplete global.
// At worst, we would allocate storage for the path twice.
gApplicationDataDir = storage;
gApplicationDataDirIncognito = incognitoStorage;
}
return gApplicationDataDir;
}
static const char* anp_getApplicationDataDirectoryV2(NPP instance) {
WebCore::PluginView* pluginView = pluginViewForInstance(instance);
PluginWidgetAndroid* pluginWidget = pluginView->platformPluginWidget();
if (NULL == gApplicationDataDir) {
anp_getApplicationDataDirectory();
}
WebCore::Settings* settings = pluginWidget->webViewCore()->mainFrame()->settings();
if (settings && settings->privateBrowsingEnabled()) {
// if this is an incognito view then check the path to see if it exists
// and if it is a directory, otherwise if it does not exist create it.
struct stat st;
if (stat(gApplicationDataDirIncognito, &st) == 0) {
if (!S_ISDIR(st.st_mode)) {
return NULL;
}
} else {
if (mkdir(gApplicationDataDirIncognito, S_IRWXU) != 0) {
return NULL;
}
}
return gApplicationDataDirIncognito;
}
return gApplicationDataDir;
}
static jclass anp_loadJavaClass(NPP instance, const char* className) {
WebCore::PluginView* pluginView = pluginViewForInstance(instance);
PluginWidgetAndroid* pluginWidget = pluginView->platformPluginWidget();
jclass result;
result = pluginWidget->webViewCore()->getPluginClass(pluginView->plugin()->path(),
className);
return result;
}
static void anp_setPowerState(NPP instance, ANPPowerState powerState) {
WebCore::PluginView* pluginView = pluginViewForInstance(instance);
PluginWidgetAndroid* pluginWidget = pluginView->platformPluginWidget();
pluginWidget->setPowerState(powerState);
}
///////////////////////////////////////////////////////////////////////////////
#define ASSIGN(obj, name) (obj)->name = anp_##name
void ANPSystemInterfaceV0_Init(ANPInterface* v) {
ANPSystemInterfaceV0* i = reinterpret_cast<ANPSystemInterfaceV0*>(v);
ASSIGN(i, getApplicationDataDirectory);
ASSIGN(i, loadJavaClass);
}
void ANPSystemInterfaceV1_Init(ANPInterface* v) {
// initialize the functions from the previous interface
ANPSystemInterfaceV0_Init(v);
// add any new functions or override existing functions
ANPSystemInterfaceV1* i = reinterpret_cast<ANPSystemInterfaceV1*>(v);
ASSIGN(i, setPowerState);
}
void ANPSystemInterfaceV2_Init(ANPInterface* v) {
// initialize the functions from the previous interface
ANPSystemInterfaceV1_Init(v);
// add any new functions or override existing functions
ANPSystemInterfaceV2* i = reinterpret_cast<ANPSystemInterfaceV2*>(v);
i->getApplicationDataDirectory = anp_getApplicationDataDirectoryV2;
}
///////////////////////////////////////////////////////////////////////////////
static bool isDirectory(const char* path) {
struct stat st;
return stat(path, &st) == 0 && S_ISDIR(st.st_mode);
}
static void removeDirectory(const char* path) {
// create a pointer to a directory
DIR *dir = NULL;
dir = opendir(path);
if (!dir)
return;
struct dirent* entry = 0;
while ((entry = readdir(dir))) { // while there is still something in the directory to list
if (!entry)
return;
if (!strcmp(".", entry->d_name) || !strcmp("..", entry->d_name)) {
PLUGIN_LOG(". file: %s", entry->d_name);
continue;
}
// concatenate the strings to get the complete path
static const char separator[] = "/";
char* file = (char*) malloc(strlen(path) + strlen(separator) + strlen(entry->d_name) + 1);
strcpy(file, path);
strcat(file, separator);
strcat(file, entry->d_name);
if (isDirectory(file) == true) {
PLUGIN_LOG("remove dir: %s", file);
removeDirectory(file);
} else { // it's a file, we can use remove
PLUGIN_LOG("remove file: %s", file);
remove(file);
}
free(file);
}
// clean up
closedir (dir); // close the directory
rmdir(path); // delete the directory
}
void ANPSystemInterface_CleanupIncognito() {
PLUGIN_LOG("cleanup incognito plugin directory");
if (gApplicationDataDirIncognito == NULL)
anp_getApplicationDataDirectory();
if (gApplicationDataDirIncognito == NULL)
return;
// check to see if the directory exists and if so delete it
if (isDirectory(gApplicationDataDirIncognito))
removeDirectory(gApplicationDataDirIncognito);
}
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