Unified filenames, removed unused files.

jni/AbpEngine.cpp

Index: jni/AbpEngine.cpp
===================================================================
new file mode 100644
--- /dev/null
+++ b/jni/AbpEngine.cpp
@@ -0,0 +1,558 @@
+/*
+ * This file is part of Adblock Plus <http://adblockplus.org/>,
+ * Copyright (C) 2006-2013 Eyeo GmbH
+ *
+ * Adblock Plus is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 3 as
+ * published by the Free Software Foundation.
+ *
+ * Adblock Plus is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with Adblock Plus.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#include <jni.h>
+#include <AdblockPlus.h>
+#include "AndroidLogSystem.h"
+#include "AndroidWebRequest.h"
+#include "Utils.h"
+#include "Debug.h"
+
+JavaVM* globalJvm;
+AdblockPlus::FilterEngine* filterEngine;
+jobject jniObject;
+bool manualUpdate = false;
+
+extern "C"
+{
+  JNIEXPORT void JNICALL Java_org_adblockplus_android_ABPEngine_initialize(
+    JNIEnv *pEnv, jobject object, jstring basePath, jstring version,
+    jstring sdkVersion, jstring locale, jboolean developmentBuild);
+  JNIEXPORT void JNICALL Java_org_adblockplus_android_ABPEngine_release(JNIEnv *pEnv, jobject);
+  JNIEXPORT jboolean JNICALL Java_org_adblockplus_android_ABPEngine_isFirstRun(JNIEnv *pEnv, jobject);
+  JNIEXPORT jobjectArray JNICALL Java_org_adblockplus_android_ABPEngine_getListedSubscriptions(JNIEnv *pEnv, jobject);
+  JNIEXPORT jobjectArray JNICALL Java_org_adblockplus_android_ABPEngine_getRecommendedSubscriptions(JNIEnv *pEnv, jobject);
+  JNIEXPORT void JNICALL Java_org_adblockplus_android_ABPEngine_addSubscription(JNIEnv *pEnv, jobject, jstring url);
+  JNIEXPORT void JNICALL Java_org_adblockplus_android_ABPEngine_removeSubscription(JNIEnv *pEnv, jobject, jstring url);
+  JNIEXPORT void JNICALL Java_org_adblockplus_android_ABPEngine_refreshSubscription(JNIEnv *pEnv, jobject, jstring url);
+  JNIEXPORT void JNICALL Java_org_adblockplus_android_ABPEngine_actualizeSubscriptionStatus(JNIEnv *pEnv, jobject, jstring url);
+  JNIEXPORT void JNICALL Java_org_adblockplus_android_ABPEngine_setAcceptableAdsEnabled(JNIEnv *pEnv, jobject, jboolean enabled);
+  JNIEXPORT jstring JNICALL Java_org_adblockplus_android_ABPEngine_getDocumentationLink(
+      JNIEnv *env, jobject object);
+  JNIEXPORT jboolean JNICALL Java_org_adblockplus_android_ABPEngine_matches(
+      JNIEnv *pEnv, jobject, jstring url, jstring contentType, jobjectArray documentUrls);
+  JNIEXPORT jobjectArray JNICALL Java_org_adblockplus_android_ABPEngine_getSelectorsForDomain(JNIEnv *pEnv, jobject, jstring domain);
+  JNIEXPORT void JNICALL Java_org_adblockplus_android_ABPEngine_checkUpdates(JNIEnv *pEnv, jobject);
+};
+
+jobjectArray subscriptionsAsJavaArray(JNIEnv *pEnv, std::vector<AdblockPlus::SubscriptionPtr> subscriptions)
+{
+  D(D_WARN, "subscriptionsAsJavaArray()");
+  static jclass cls = reinterpret_cast<jclass>(pEnv->NewGlobalRef(pEnv->FindClass("org/adblockplus/android/Subscription")));
+  static jmethodID cid = pEnv->GetMethodID(cls, "<init>", "()V");
+  static jfieldID ftitle = pEnv->GetFieldID(cls, "title", "Ljava/lang/String;");
+  static jfieldID furl = pEnv->GetFieldID(cls, "url", "Ljava/lang/String;");
+
+  const std::string surl = filterEngine->GetPref("subscriptions_exceptionsurl")->AsString();
+  AdblockPlus::SubscriptionPtr acceptableAdsSubscription = filterEngine->GetSubscription(surl);
+
+  int size = subscriptions.size();
+  for (std::vector<AdblockPlus::SubscriptionPtr>::const_iterator it = subscriptions.begin();
+       it != subscriptions.end(); it++)
+  {
+    if (*acceptableAdsSubscription == **it)
+      size--;
+  }
+
+  const jobjectArray ret = (jobjectArray) pEnv->NewObjectArray(size, cls, NULL);
+
+  int i = 0;
+  for (std::vector<AdblockPlus::SubscriptionPtr>::const_iterator it = subscriptions.begin();
+       it != subscriptions.end(); it++)
+  {
+    if (*acceptableAdsSubscription == **it)
+      continue;
+    jobject subscription = pEnv->NewObject(cls, cid);
+    pEnv->SetObjectField(subscription, ftitle, pEnv->NewStringUTF((*it)->GetProperty("title")->AsString().c_str()));
+    pEnv->SetObjectField(subscription, furl, pEnv->NewStringUTF((*it)->GetProperty("url")->AsString().c_str()));
+    pEnv->SetObjectArrayElement(ret, i, subscription);
+    i++;
+  }
+
+  return ret;
+}
+
+void UpdateSubscriptionStatus(const AdblockPlus::SubscriptionPtr subscription)
+{
+  D(D_WARN, "UpdateSubscriptionStatus()");
+
+  std::string downloadStatus = subscription->GetProperty("downloadStatus")->IsNull() ? "" : subscription->GetProperty("downloadStatus")->AsString();
+  int64_t lastDownload = subscription->GetProperty("lastDownload")->AsInt();
+
+  std::string status = "synchronize_never";
+  int64_t time = 0;
+
+  if (subscription->IsUpdating())
+  {
+    status = "synchronize_in_progress";
+  }
+  else if (!downloadStatus.empty() && downloadStatus != "synchronize_ok")
+  {
+    status = downloadStatus;
+  }
+  else if (lastDownload > 0)
+  {
+    time = lastDownload;
+    status = "synchronize_last_at";
+  }
+
+  JNIEnv* jniEnv = NULL;
+  int stat = globalJvm->GetEnv((void **)&jniEnv, JNI_VERSION_1_6);
+  if (stat == JNI_EDETACHED)
+  {
+    if (globalJvm->AttachCurrentThread(&jniEnv, NULL) != 0)
+      throw std::runtime_error("Failed to get JNI environment");
+  }
+
+  jstring jUrl = jniEnv->NewStringUTF(subscription->GetProperty("url")->AsString().c_str());
+  jstring jStatus = jniEnv->NewStringUTF(status.c_str());
+  jlong jTime = time * 1000;
+
+  static jclass cls = jniEnv->GetObjectClass(jniObject);
+  static jmethodID mid = jniEnv->GetMethodID(cls, "onFilterChanged", "(Ljava/lang/String;Ljava/lang/String;J)V");
+  if (mid)
+    jniEnv->CallVoidMethod(jniObject, mid, jUrl, jStatus, jTime);
+  jniEnv->DeleteLocalRef(jUrl);
+  jniEnv->DeleteLocalRef(jStatus);
+
+  if (stat == JNI_EDETACHED)
+    globalJvm->DetachCurrentThread();
+}
+
+void FilterChangedCallback(const std::string& action, const AdblockPlus::JsValuePtr item)
+{
+  D(D_WARN, "FilterChangedCallback()");
+
+  if (action == "subscription.lastDownload" || action == "subscription.downloadStatus")
+  {
+    AdblockPlus::SubscriptionPtr subscription = AdblockPlus::SubscriptionPtr(new AdblockPlus::Subscription(item));
+    UpdateSubscriptionStatus(subscription);
+  }
+}
+
+void UpdateAvailableCallback(AdblockPlus::JsValueList& params)
+{
+  D(D_WARN, "UpdateAvailableCallback()");
+  std::string updateUrl(params.size() >= 1 && !params[0]->IsNull() ? params[0]->AsString() : "");
+  if (updateUrl.empty())
+    return;
+
+  JNIEnv* jniEnv = NULL;
+  int stat = globalJvm->GetEnv((void **)&jniEnv, JNI_VERSION_1_6);
+  if (stat == JNI_EDETACHED)
+  {
+    if (globalJvm->AttachCurrentThread(&jniEnv, NULL) != 0)
+      throw std::runtime_error("Failed to get JNI environment");
+  }
+
+  jstring jUrl = jniEnv->NewStringUTF(updateUrl.c_str());
+
+  static jclass cls = jniEnv->GetObjectClass(jniObject);
+  static jmethodID mid = jniEnv->GetMethodID(cls, "onUpdateEvent", "(Ljava/lang/String;Ljava/lang/String;)V");
+  if (mid)
+    jniEnv->CallVoidMethod(jniObject, mid, jUrl, NULL);
+  jniEnv->DeleteLocalRef(jUrl);
+
+  if (stat == JNI_EDETACHED)
+    globalJvm->DetachCurrentThread();
+}
+
+void UpdaterCallback(const std::string& error)
+{
+  JNIEnv* jniEnv = NULL;
+  int stat = globalJvm->GetEnv((void **)&jniEnv, JNI_VERSION_1_6);
+  if (stat == JNI_EDETACHED)
+  {
+    if (globalJvm->AttachCurrentThread(&jniEnv, NULL) != 0)
+      throw std::runtime_error("Failed to get JNI environment");
+  }
+
+  static jclass cls = jniEnv->GetObjectClass(jniObject);
+  static jmethodID mid = jniEnv->GetMethodID(cls, "onUpdateEvent", "(Ljava/lang/String;Ljava/lang/String;)V");
+
+  if (!error.empty())
+  {
+    jstring jError = jniEnv->NewStringUTF(error.c_str());
+    if (mid)
+      jniEnv->CallVoidMethod(jniObject, mid, NULL, jError);
+    jniEnv->DeleteLocalRef(jError);
+  }
+  else if (manualUpdate)
+  {
+    if (mid)
+      jniEnv->CallVoidMethod(jniObject, mid, NULL, NULL);
+  }
+
+  if (stat == JNI_EDETACHED)
+    globalJvm->DetachCurrentThread();
+}
+
+void ThrowJavaException(JNIEnv* env, const std::string& message)
+{
+  jclass exceptionClass = env->FindClass("java/lang/Exception");
+  env->ThrowNew(exceptionClass, message.c_str());
+}
+
+void ThrowJavaException(JNIEnv* env, const std::exception& e)
+{
+  ThrowJavaException(env, std::string("Exception from libadblockplus: ") + e.what());
+}
+
+void ThrowJavaException(JNIEnv* env)
+{
+  ThrowJavaException(env, "Unknown exception from libadblockplus");
+}
+
+jint JNICALL JNI_OnLoad(JavaVM *vm, void *reserved)
+{
+  return JNI_VERSION_1_6;
+}
+
+void JNICALL JNI_OnUnload(JavaVM *vm, void *reserved)
+{
+}
+
+JNIEXPORT void JNICALL Java_org_adblockplus_android_ABPEngine_initialize(
+  JNIEnv *pEnv, jobject pObject, jstring basePath, jstring version,
+  jstring sdkVersion, jstring locale, jboolean developmentBuild)
+{
+  D(D_WARN, "nativeInitialize()");
+  try
+  {
+    int status = pEnv->GetJavaVM(&globalJvm);
+
+    jniObject = pEnv->NewGlobalRef(pObject);
+
+    AdblockPlus::AppInfo appInfo;
+    appInfo.name = "adblockplusandroid";
+    appInfo.version = GetString(pEnv, version);
+    appInfo.application = "android";
+    appInfo.applicationVersion = GetString(pEnv, sdkVersion);
+    appInfo.locale = GetString(pEnv, locale);
+    appInfo.developmentBuild = developmentBuild;
+
+    D(D_INFO, "AppInfo: name=%s, version=%s, application=%s, applicationVersion=%s , locale=%s, developmentBuild=%s",
+      appInfo.name.c_str(), appInfo.version.c_str(), appInfo.application.c_str(),
+      appInfo.applicationVersion.c_str(), appInfo.locale.c_str(),
+      appInfo.developmentBuild ? "true" : "false");
+
+    AdblockPlus::JsEnginePtr jsEngine(AdblockPlus::JsEngine::New(appInfo));
+
+    AdblockPlus::DefaultFileSystem* defaultFileSystem = new AdblockPlus::DefaultFileSystem();
+    AndroidLogSystem* androidLogSystem = new AndroidLogSystem();
+    AndroidWebRequest* androidWebRequest = new AndroidWebRequest(globalJvm);
+
+    defaultFileSystem->SetBasePath(GetString(pEnv, basePath));
+    jsEngine->SetLogSystem(AdblockPlus::LogSystemPtr(androidLogSystem));
+    jsEngine->SetFileSystem(AdblockPlus::FileSystemPtr(defaultFileSystem));
+    jsEngine->SetWebRequest(AdblockPlus::WebRequestPtr(androidWebRequest));
+    jsEngine->SetEventCallback("updateAvailable", std::tr1::bind(&UpdateAvailableCallback, std::tr1::placeholders::_1));
+
+    filterEngine = new AdblockPlus::FilterEngine(jsEngine);
+    filterEngine->SetFilterChangeCallback(&FilterChangedCallback);
+  }
+  catch (const std::exception& e)
+  {
+    ThrowJavaException(pEnv, e);
+  }
+  catch (...)
+  {
+    ThrowJavaException(pEnv);
+  }
+}
+
+JNIEXPORT void JNICALL Java_org_adblockplus_android_ABPEngine_release(JNIEnv *pEnv, jobject)
+{
+  D(D_WARN, "nativeRelease()");
+  try
+  {
+    AdblockPlus::JsEnginePtr jsEngine = filterEngine->GetJsEngine();
+    jsEngine->RemoveEventCallback("updateAvailable");
+    filterEngine->RemoveFilterChangeCallback();
+    delete filterEngine;
+    pEnv->DeleteGlobalRef(jniObject);
+    jniObject = NULL;
+    globalJvm = NULL;
+  }
+  catch (const std::exception& e)
+  {
+    ThrowJavaException(pEnv, e);
+  }
+  catch (...)
+  {
+    ThrowJavaException(pEnv);
+  }
+}
+
+JNIEXPORT jboolean JNICALL Java_org_adblockplus_android_ABPEngine_isFirstRun(JNIEnv *pEnv, jobject)
+{
+  try
+  {
+    return filterEngine->IsFirstRun() ? JNI_TRUE : JNI_FALSE;
+  }
+  catch (const std::exception& e)
+  {
+    ThrowJavaException(pEnv, e);
+  }
+  catch (...)
+  {
+    ThrowJavaException(pEnv);
+  }
+  return JNI_FALSE;
+}
+
+JNIEXPORT jobjectArray JNICALL Java_org_adblockplus_android_ABPEngine_getListedSubscriptions(JNIEnv *pEnv, jobject)
+{
+  D(D_WARN, "getListedSubscriptions()");
+  try
+  {
+    const std::vector<AdblockPlus::SubscriptionPtr> subscriptions = filterEngine->GetListedSubscriptions();
+    return subscriptionsAsJavaArray(pEnv, subscriptions);
+  }
+  catch (const std::exception& e)
+  {
+    ThrowJavaException(pEnv, e);
+  }
+  catch (...)
+  {
+    ThrowJavaException(pEnv);
+  }
+  return 0;
+}
+
+JNIEXPORT jobjectArray JNICALL Java_org_adblockplus_android_ABPEngine_getRecommendedSubscriptions(JNIEnv *pEnv, jobject)
+{
+  D(D_WARN, "getRecommendedSubscriptions()");
+  try
+  {
+    const std::vector<AdblockPlus::SubscriptionPtr> subscriptions = filterEngine->FetchAvailableSubscriptions();
+    return subscriptionsAsJavaArray(pEnv, subscriptions);
+  }
+  catch (const std::exception& e)
+  {
+    ThrowJavaException(pEnv, e);
+  }
+  catch (...)
+  {
+    ThrowJavaException(pEnv);
+  }
+  return 0;
+}
+
+JNIEXPORT void JNICALL Java_org_adblockplus_android_ABPEngine_addSubscription(JNIEnv *pEnv, jobject, jstring url)
+{
+  D(D_WARN, "addSubscription()");
+  try
+  {
+    const std::string surl = GetString(pEnv, url);
+    AdblockPlus::SubscriptionPtr subscription = filterEngine->GetSubscription(surl);
+    subscription->AddToList();
+  }
+  catch (const std::exception& e)
+  {
+    ThrowJavaException(pEnv, e);
+  }
+  catch (...)
+  {
+    ThrowJavaException(pEnv);
+  }
+}
+
+JNIEXPORT void JNICALL Java_org_adblockplus_android_ABPEngine_removeSubscription(JNIEnv *pEnv, jobject, jstring url)
+{
+  D(D_WARN, "removeSubscription()");
+  try
+  {
+    const std::string surl = GetString(pEnv, url);
+    AdblockPlus::SubscriptionPtr subscription = filterEngine->GetSubscription(surl);
+    if (subscription->IsListed())
+    {
+      subscription->RemoveFromList();
+    }
+  }
+  catch (const std::exception& e)
+  {
+    ThrowJavaException(pEnv, e);
+  }
+  catch (...)
+  {
+    ThrowJavaException(pEnv);
+  }
+}
+
+JNIEXPORT void JNICALL Java_org_adblockplus_android_ABPEngine_refreshSubscription(JNIEnv *pEnv, jobject, jstring url)
+{
+  D(D_WARN, "refreshSubscription()");
+  try
+  {
+    const std::string surl = GetString(pEnv, url);
+    AdblockPlus::SubscriptionPtr subscription = filterEngine->GetSubscription(surl);
+    subscription->UpdateFilters();
+  }
+  catch (const std::exception& e)
+  {
+    ThrowJavaException(pEnv, e);
+  }
+  catch (...)
+  {
+    ThrowJavaException(pEnv);
+  }
+}
+
+JNIEXPORT void JNICALL Java_org_adblockplus_android_ABPEngine_actualizeSubscriptionStatus(JNIEnv *pEnv, jobject, jstring url)
+{
+  D(D_WARN, "actualizeSubscriptionStatus()");
+  try
+  {
+    const std::string surl = GetString(pEnv, url);
+    AdblockPlus::SubscriptionPtr subscription = filterEngine->GetSubscription(surl);
+    UpdateSubscriptionStatus(subscription);
+  }
+  catch (const std::exception& e)
+  {
+    ThrowJavaException(pEnv, e);
+  }
+  catch (...)
+  {
+    ThrowJavaException(pEnv);
+  }
+}
+
+JNIEXPORT void JNICALL Java_org_adblockplus_android_ABPEngine_setAcceptableAdsEnabled(JNIEnv *pEnv, jobject, jboolean enabled)
+{
+  D(D_WARN, "setAcceptableAdsEnabled()");
+  try
+  {
+    const std::string surl = filterEngine->GetPref("subscriptions_exceptionsurl")->AsString();
+    AdblockPlus::SubscriptionPtr subscription = filterEngine->GetSubscription(surl);
+    if (enabled == JNI_TRUE)
+    {
+      subscription->AddToList();
+    }
+    else if (subscription->IsListed())
+    {
+      subscription->RemoveFromList();
+    }
+  }
+  catch (const std::exception& e)
+  {
+    ThrowJavaException(pEnv, e);
+  }
+  catch (...)
+  {
+    ThrowJavaException(pEnv);
+  }
+}
+
+JNIEXPORT jstring JNICALL Java_org_adblockplus_android_ABPEngine_getDocumentationLink(
+    JNIEnv *env, jobject object)
+{
+  const std::string documentationLink = filterEngine->GetPref("documentation_link")->AsString();
+  return env->NewStringUTF(documentationLink.c_str());
+}
+
+JNIEXPORT jboolean JNICALL Java_org_adblockplus_android_ABPEngine_matches(
+  JNIEnv *pEnv, jobject, jstring url, jstring contentType, jobjectArray documentUrls)
+{
+  try
+  {
+    const std::string surl = GetString(pEnv, url);
+    const std::string stype = GetString(pEnv, contentType);
+    const int documentUrlsLength = pEnv->GetArrayLength(documentUrls);
+    std::vector<std::string> sdocumentUrls;
+    for(int i = 0; i < documentUrlsLength; i++)
+    {
+       jstring documentUrl = static_cast<jstring>(pEnv->GetObjectArrayElement(documentUrls, i));
+       sdocumentUrls.push_back(GetString(pEnv, documentUrl));
+    }
+
+    AdblockPlus::FilterPtr filter = filterEngine->Matches(surl, stype, sdocumentUrls);
+
+    if (! filter)
+      return JNI_FALSE;
+
+    // hack: if there is no referrer, block only if filter is domain-specific
+    // (to re-enable in-app ads blocking, proposed on 12.11.2012 Monday meeting)
+    // (documentUrls contains the referrers on Android)
+    if (!sdocumentUrls.size() &&
+        (filter->GetProperty("text")->AsString()).find("||") != std::string::npos)
+      return JNI_FALSE;
+
+    return filter->GetType() == AdblockPlus::Filter::TYPE_EXCEPTION ? JNI_FALSE : JNI_TRUE;
+  }
+  catch (const std::exception& e)
+  {
+    ThrowJavaException(pEnv, e);
+  }
+  catch (...)
+  {
+    ThrowJavaException(pEnv);
+  }
+  return JNI_FALSE;
+}
+
+JNIEXPORT jobjectArray JNICALL Java_org_adblockplus_android_ABPEngine_getSelectorsForDomain(JNIEnv *pEnv, jobject, jstring domain)
+{
+  try
+  {
+    const std::string sdomain = GetString(pEnv, domain);
+    const std::vector<std::string> selectors = filterEngine->GetElementHidingSelectors(sdomain);
+
+    static jclass cls = reinterpret_cast<jclass>(pEnv->NewGlobalRef(pEnv->FindClass("java/lang/String")));
+
+    D(D_WARN, "Selectors: %d", selectors.size());
+    const jobjectArray ret = (jobjectArray) pEnv->NewObjectArray(selectors.size(), cls, NULL);
+
+    int i = 0;
+    for (std::vector<std::string>::const_iterator it = selectors.begin();
+         it != selectors.end(); it++)
+    {
+      jstring selector = pEnv->NewStringUTF((*it).c_str());
+      pEnv->SetObjectArrayElement(ret, i, selector);
+      pEnv->DeleteLocalRef(selector);
+      i++;
+    }
+
+    return ret;
+  }
+  catch (const std::exception& e)
+  {
+    ThrowJavaException(pEnv, e);
+  }
+  catch (...)
+  {
+    ThrowJavaException(pEnv);
+  }
+  return 0;
+}
+
+JNIEXPORT void JNICALL Java_org_adblockplus_android_ABPEngine_checkUpdates(JNIEnv *pEnv, jobject)
+{
+  try
+  {
+    manualUpdate = true;
+    filterEngine->ForceUpdateCheck(UpdaterCallback);
+  }
+  catch (const std::exception& e)
+  {
+    ThrowJavaException(pEnv, e);
+  }
+  catch (...)
+  {
+    ThrowJavaException(pEnv);
+  }
+}