Merge pull request amitshekhariitbhu#110 from a-d-j-i/master

Add filesystem navigation (seen from the app perspective)

Author: amitshekhariitbhu

build.gradle

@@ -25,7 +25,7 @@ buildscript {
         google()
     }
     dependencies {
-        classpath 'com.android.tools.build:gradle:2.3.3'
+        classpath 'com.android.tools.build:gradle:3.0.1'
         classpath 'com.jfrog.bintray.gradle:gradle-bintray-plugin:1.4'
         classpath 'com.github.dcendents:android-maven-gradle-plugin:1.4.1'
 

debug-db/build.gradle

@@ -51,6 +51,8 @@ dependencies {
     compile 'com.google.code.gson:gson:2.8.0'
     compile 'net.zetetic:android-database-sqlcipher:3.5.7@aar'
     compile "android.arch.persistence.room:runtime:1.0.0"
+    compile 'com.android.support:appcompat-v7:27.0.0'
+
 }
 
 //apply from: 'debug-db-upload.gradle'

debug-db/src/main/AndroidManifest.xml

@@ -22,13 +22,16 @@
 
     <uses-permission android:name="android.permission.INTERNET" />
     <uses-permission android:name="android.permission.ACCESS_WIFI_STATE" />
+    <uses-permission android:name="android.permission.READ_EXTERNAL_STORAGE" />
 
     <application>
         <provider
             android:authorities="${applicationId}.DebugDBInitProvider"
             android:exported="false"
             android:enabled="true"
             android:name=".DebugDBInitProvider" />
+        <activity android:name=".RequestPermissionsActivity">
+        </activity>
     </application>
 
 </manifest>

debug-db/src/main/assets/app.js

@@ -21,8 +21,32 @@ $( document ).ready(function() {
         $(this).addClass('selected');
     });
 
-
+    $('#fileTree').fileTree({ root: '/', script: 'fileTree', folderEvent: 'click', expandSpeed: 750, collapseSpeed: 750, multiFolder: false }, function(file) {
+        console.log(file);
+        $.ajax({url: "getFileData?fileName="+file, success: function(result){
+            $("#file-data").empty();
+            $("#file-data").append("<pre>" + hexdump(result) + "</pre>");
+        }});
+    });
 });
+function hexdump(buffer, blockSize) {
+    blockSize = blockSize || 16;
+    var lines = [];
+    var hex = "0123456789ABCDEF";
+    for (var b = 0; b < buffer.length; b += blockSize) {
+        var block = buffer.slice(b, Math.min(b + blockSize, buffer.length));
+        var addr = ("0000" + b.toString(16)).slice(-4);
+        var codes = block.split('').map(function (ch) {
+            var code = ch.charCodeAt(0);
+            return " " + hex[(0xF0 & code) >> 4] + hex[0x0F & code];
+        }).join("");
+        codes += "&nbsp;&nbsp;&nbsp;".repeat(blockSize - block.length);
+        var chars = block.replace(/[\x00-\x1F\x20]/g, '.');
+        chars +=  " ".repeat(blockSize - block.length);
+        lines.push(addr + "&nbsp;&nbsp;" + codes + "&nbsp;&nbsp;" + chars);
+    }
+    return lines.join("<br/>");
+}
 
 var isDatabaseSelected = true;