Handle VIEW intent from File Managers.

AndroidManifest.xml

@@ -12,7 +12,16 @@
             </intent-filter>
         </activity>
     	<activity android:name="com.keepassdroid.fileselect.FileSelectActivity"></activity>
-    	<activity android:name="com.keepassdroid.PasswordActivity" android:configChanges="orientation|keyboardHidden"></activity>
+    	<activity android:name="com.keepassdroid.PasswordActivity" android:configChanges="orientation|keyboardHidden">
+    		<intent-filter>
+			    <action android:name="android.intent.action.VIEW" />
+			    <category android:name="android.intent.category.DEFAULT" />
+			    <category android:name="android.intent.category.BROWSABLE" />
+			    <data android:scheme="file" />
+			    <data android:mimeType="*/*" />
+			    <data android:pathPattern=".*\\.kdb" />
+    		</intent-filter>
+    	</activity>
     	<activity android:name="com.keepassdroid.GroupActivity">
             <!-- This metadata entry causes .app.SearchQueryResults to be the default context -->
             <!-- whenever the user invokes search while in this Activity. -->

res/values/strings.xml

@@ -83,7 +83,8 @@
 	<string name="hint_pass">password</string>
 	<string name="hint_conf_pass">confirm password</string>
 	<string name="hint_comment">comment</string>
-<string name="no_url_handler">No handler for this url.</string>
-<string name="error_no_name">A name is required.</string>
+	<string name="no_url_handler">No handler for this url.</string>
+	<string name="error_no_name">A name is required.</string>
+	<string name="error_can_not_handle_uri">KeePassDroid cannot handle this uri.</string>
 <string name="error_could_not_create_group">Error creating group.</string>
 </resources>

src/com/keepassdroid/PasswordActivity.java

@@ -48,6 +48,7 @@ public class PasswordActivity extends Activity {
 	private static final int MENU_ABOUT = Menu.FIRST;
 	private static final String KEY_FILENAME = "fileName";
 	private static final String KEY_KEYFILE = "keyFile";
+	private static final String VIEW_INTENT = "android.intent.action.VIEW";
 
 	private String mFileName;
 	private String mKeyFile;
@@ -88,8 +89,40 @@ public class PasswordActivity extends Activity {
 		super.onCreate(savedInstanceState);
 	
 		Intent i = getIntent();
-		mFileName = i.getStringExtra(KEY_FILENAME);
-		mKeyFile = i.getStringExtra(KEY_KEYFILE);
+		String action = i.getAction();
+		
+		if ( action != null && action.equals(VIEW_INTENT) ) {
+			mFileName = i.getDataString();
+
+			if ( ! mFileName.substring(0, 7).equals("file://") ) {
+				Toast.makeText(this, R.string.error_can_not_handle_uri, Toast.LENGTH_LONG).show();
+				finish();
+				return;
+			}
+			
+			mFileName = mFileName.substring(7, mFileName.length());
+						
+			if ( mFileName.length() == 0 ) {
+				// No file name
+				Toast.makeText(this, R.string.FileNotFound, Toast.LENGTH_LONG).show();
+				finish();
+				return;
+			}
+			
+			File dbFile = new File(mFileName);
+			if ( ! dbFile.exists() ) {
+				// File does not exist
+				Toast.makeText(this, R.string.FileNotFound, Toast.LENGTH_LONG).show();
+				finish();
+				return;
+			}
+			
+			mKeyFile = getKeyFile(mFileName);
+			
+		} else {
+			mFileName = i.getStringExtra(KEY_FILENAME);
+			mKeyFile = i.getStringExtra(KEY_KEYFILE);
+		}
 		
 		setContentView(R.layout.password);
 		populateView();
@@ -98,6 +131,17 @@ public class PasswordActivity extends Activity {
 		confirmButton.setOnClickListener(new ClickHandler(this));
 	}
 	
+	private String getKeyFile(String filename) {
+		FileDbHelper dbHelp = new FileDbHelper(this);
+		dbHelp.open();
+		
+		String keyfile = dbHelp.getFileByName(filename);
+		
+		dbHelp.close();
+		
+		return keyfile;
+	}
+	
 	private void populateView() {
 		setEditText(R.id.pass_filename, mFileName);
 		setEditText(R.id.pass_keyfile, mKeyFile);

src/com/keepassdroid/fileselect/FileDbHelper.java

@@ -193,4 +193,17 @@ public class FileDbHelper {
 		return cursor;
 		
 	}
+	
+	public String getFileByName(String name) {
+		Cursor cursor = mDb.query(true, FILE_TABLE, new String[] {KEY_FILE_KEYFILE}, 
+				KEY_FILE_FILENAME + "= ?", new String[] {name}, null, null, null, null);
+		
+		if ( cursor == null ) {
+			return "";
+		}
+		
+		cursor.moveToFirst();
+		
+		return cursor.getString(0);
+	}
 }