Added new methods to android JNI

build-android-with-native.py

@@ -579,6 +579,7 @@ for arch in ARCHS:
                    'kiwix.c %(kwsrc)s/kiwix/reader.cpp '
                    '%(kwsrc)s/stringTools.cpp '
                    '%(kwsrc)s/pathTools.cpp '
+                   '%(kwsrc)s/base64.cpp '
                    '-I%(include_paths)s '
                    % {'platform': platform,
                       'arch_full': arch_full,
@@ -598,7 +599,7 @@ for arch in ARCHS:
     link_cmd = ('g++ -fPIC -shared -B%(platform)s/sysroot '
                 '--sysroot %(platform)s/sysroot '
                 '-nostdlib '
-                'kiwix.o reader.o stringTools.o pathTools.o '
+                'kiwix.o reader.o stringTools.o pathTools.o base64.o '
                 '%(platform)s/lib/gcc/%(arch_full)s/%(gccver)s/crtbegin.o '
                 '%(platform)s/lib/gcc/%(arch_full)s/%(gccver)s/crtend.o '
                 '%(platform)s/lib/libzim.a %(platform)s/lib/liblzma.a '
@@ -638,7 +639,7 @@ for arch in ARCHS:
         syscall(compile_cmd)
         syscall(link_cmd)
 
-        for obj in ('kiwix.o', 'reader.o', 'stringTools.o', 'pathTools.o',
+        for obj in ('kiwix.o', 'reader.o', 'stringTools.o', 'pathTools.o', 'base64.o',
                     'src/{}_JNIKiwix.h'.format("_".join(PACKAGE.split('.')))):
             os.remove(obj)
 

kiwix.c

@@ -9,6 +9,7 @@
 
 #include "unicode/putil.h"
 #include <kiwix/reader.h>
+#include <base64.h>
 
 #include <android/log.h>
 #define  LOGI(...)  __android_log_print(ANDROID_LOG_INFO, "kiwix", __VA_ARGS__)
@@ -104,6 +105,76 @@ JNIEXPORT jstring JNICALL Java_org_kiwix_kiwixmobile_JNIKiwix_getId(JNIEnv *env,
   return id;
 }
 
+JNIEXPORT jstring JNICALL Java_org_kiwix_kiwixmobile_JNIKiwix_getCreator(JNIEnv *env, jobject obj) {
+  jstring creator;
+  
+  pthread_mutex_lock(&readerLock);
+  if (reader != NULL) {
+    try {
+      std::string cCreator = reader->getCreator();
+      creator = c2jni(cCreator, env);
+    } catch (exception &e) {
+      std::cerr << e.what() << std::endl;
+    }
+  }
+  pthread_mutex_unlock(&readerLock);
+  
+  return creator;
+}
+
+JNIEXPORT jstring JNICALL Java_org_kiwix_kiwixmobile_JNIKiwix_getPublisher(JNIEnv *env, jobject obj) {
+  jstring publisher;
+  
+  pthread_mutex_lock(&readerLock);
+  if (reader != NULL) {
+    try {
+      std::string cPublisher = reader->getPublisher();
+      publisher = c2jni(cPublisher, env);
+    } catch (exception &e) {
+      std::cerr << e.what() << std::endl;
+    }
+  }
+  pthread_mutex_unlock(&readerLock);
+  
+  return publisher;
+}
+
+JNIEXPORT jstring JNICALL Java_org_kiwix_kiwixmobile_JNIKiwix_getFavicon(JNIEnv *env, jobject obj) {
+  jstring favicon;
+  
+  pthread_mutex_lock(&readerLock);
+  if (reader != NULL) {
+    try {
+	  std::string cContent;
+	  std::string cMime;
+      reader->getFavicon(cContent, cMime);
+      favicon = c2jni(base64_encode(reinterpret_cast<const unsigned char*>(cContent.c_str()), cContent.length()), env);
+    } catch (exception &e) {
+      std::cerr << e.what() << std::endl;
+    }
+  }
+  pthread_mutex_unlock(&readerLock);
+  
+  return favicon;
+}
+
+JNIEXPORT jstring JNICALL Java_org_kiwix_kiwixmobile_JNIKiwix_getDate(JNIEnv *env, jobject obj) {
+  jstring date;
+  
+  pthread_mutex_lock(&readerLock);
+  if (reader != NULL) {
+    try {
+      std::string cDate = reader->getDate();
+      date = c2jni(cDate, env);
+    } catch (exception &e) {
+      std::cerr << e.what() << std::endl;
+    }
+  }
+  pthread_mutex_unlock(&readerLock);
+  
+  return date;
+}
+
 JNIEXPORT jstring JNICALL Java_org_kiwix_kiwixmobile_JNIKiwix_getLanguage(JNIEnv *env, jobject obj) {
   jstring language;
   
@@ -273,24 +344,21 @@ JNIEXPORT jboolean JNICALL Java_org_kiwix_kiwixmobile_JNIKiwix_getTitle
 
 }
 
-JNIEXPORT jboolean JNICALL Java_org_kiwix_kiwixmobile_JNIKiwibx_getDescription
-(JNIEnv *env, jobject obj, jobject descriptionObj) {
-  jboolean retVal = JNI_FALSE;
-  std::string cDescription;
-
+JNIEXPORT jstring JNICALL Java_org_kiwix_kiwixmobile_JNIKiwix_getDescription(JNIEnv *env, jobject obj) {
+  jstring description;
+  
   pthread_mutex_lock(&readerLock);
-  try {
-    if (reader != NULL) {
+  if (reader != NULL) {
+    try {
       std::string cDescription = reader->getDescription();
-      setStringObjValue(cDescription, descriptionObj, env);
-      retVal = JNI_TRUE;
+      description = c2jni(cDescription, env);
+    } catch (exception &e) {
+      std::cerr << e.what() << std::endl;
     }
-  } catch (exception &e) {
-    std::cerr << e.what() << std::endl;
   }
   pthread_mutex_unlock(&readerLock);
-
-  return retVal;
+  
+  return description;
 }
 
 JNIEXPORT jboolean JNICALL Java_org_kiwix_kiwixmobile_JNIKiwix_getRandomPage

src/org/kiwix/kiwixmobile/JNIKiwix.java

@@ -45,21 +45,21 @@ public class JNIKiwix {
 
   public native boolean getTitle(JNIKiwixString title);
 
-  public native boolean getDescription(JNIKiwixString title);
+  public native String getDescription();
 
-  public native boolean getDate(JNIKiwixString language);
+  public native String getDate();
 
-  public native boolean getFavicon(JNIKiwixString content, JNIKiwixString mimeType);
+  public native String getFavicon();
 
-  public native boolean getCreator(JNIKiwixString creator);
+  public native String getCreator();
 
-  public native boolean getPublisher(JNIKiwixString publisher);
+  public native String getPublisher();
 
   public native boolean getFileSize(JNIKiwixInt size);
 
-  public native boolean getArticleCount(JNIKiwixInt count);
+  public native int getArticleCount();
 
-  public native boolean getMediaCount(JNIKiwixInt count);
+  public native int getMediaCount();
 
   public native boolean getRandomPage(JNIKiwixString url);