Unshare public link in ShareFileFragment
[pub/Android/ownCloud.git] / src / com / owncloud / android / ui / fragment / ShareFileFragment.java
index 1b95186..db1e98d 100644 (file)
@@ -2,6 +2,7 @@
  *   ownCloud Android client application
  *
  *   @author masensio
+ *   @author David A. Velasco
  *   Copyright (C) 2015 ownCloud Inc.
  *
  *   This program is free software: you can redistribute it and/or modify
@@ -25,20 +26,26 @@ import android.app.Activity;
 import android.graphics.Bitmap;
 import android.os.Bundle;
 import android.support.v4.app.Fragment;
+import android.support.v7.widget.AppCompatButton;
 import android.view.LayoutInflater;
 import android.view.View;
 import android.view.ViewGroup;
 import android.widget.Button;
+import android.widget.CompoundButton;
 import android.widget.ImageView;
 import android.widget.ListView;
+import android.widget.Switch;
 import android.widget.TextView;
+import android.widget.Toast;
 
 import com.owncloud.android.R;
+import com.owncloud.android.authentication.AccountUtils;
 import com.owncloud.android.datamodel.OCFile;
 import com.owncloud.android.datamodel.ThumbnailsCacheManager;
 import com.owncloud.android.lib.common.utils.Log_OC;
 import com.owncloud.android.lib.resources.shares.OCShare;
-import com.owncloud.android.ui.activity.ShareActivity;
+import com.owncloud.android.lib.resources.shares.ShareType;
+import com.owncloud.android.ui.activity.FileActivity;
 import com.owncloud.android.ui.adapter.ShareUserListAdapter;
 import com.owncloud.android.utils.DisplayUtils;
 import com.owncloud.android.utils.MimetypeIconUtil;
@@ -46,12 +53,15 @@ import com.owncloud.android.utils.MimetypeIconUtil;
 import java.util.ArrayList;
 
 /**
- * Fragment for Sharing a file with users
+ * Fragment for Sharing a file with sharees (users or groups) or creating
+ * a public link.
  *
  * A simple {@link Fragment} subclass.
+ *
  * Activities that contain this fragment must implement the
  * {@link ShareFileFragment.OnShareFragmentInteractionListener} interface
  * to handle interaction events.
+ *
  * Use the {@link ShareFileFragment#newInstance} factory method to
  * create an instance of this fragment.
  */
@@ -64,14 +74,27 @@ public class ShareFileFragment extends Fragment
     private static final String ARG_FILE = "FILE";
     private static final String ARG_ACCOUNT = "ACCOUNT";
 
-    // Parameters
+    /** File to share, received as a parameter in construction time */
     private OCFile mFile;
+
+    /** OC account holding the file to share, received as a parameter in construction time */
     private Account mAccount;
 
-    private ArrayList<OCShare> mShares;
+    /** Reference to parent listener */
+    private OnShareFragmentInteractionListener mListener;
+
+    /** List of private shares bound to the file */
+    private ArrayList<OCShare> mPrivateShares;
+
+    /** Adapter to show private shares */
     private ShareUserListAdapter mUserGroupsAdapter = null;
 
-    private OnShareFragmentInteractionListener mListener;
+    /** Public share bound to the file */
+    private OCShare mPublicShare;
+
+    /** Listener for changes on switch to share / unshare publicly */
+    private CompoundButton.OnCheckedChangeListener mOnShareViaLinkSwitchCheckedChangeListener;
+
 
     /**
      * Public factory method to create new ShareFileFragment instances.
@@ -93,6 +116,9 @@ public class ShareFileFragment extends Fragment
         // Required empty public constructor
     }
 
+    /**
+     * {@inheritDoc}
+     */
     @Override
     public void onCreate(Bundle savedInstanceState) {
         super.onCreate(savedInstanceState);
@@ -102,6 +128,9 @@ public class ShareFileFragment extends Fragment
         }
     }
 
+    /**
+     * {@inheritDoc}
+     */
     @Override
     public View onCreateView(LayoutInflater inflater, ViewGroup container,
                              Bundle savedInstanceState) {
@@ -137,11 +166,72 @@ public class ShareFileFragment extends Fragment
         addUserGroupButton.setOnClickListener(new View.OnClickListener() {
             @Override
             public void onClick(View view) {
-                // Show Search Fragment
-                mListener.showSearchUsersAndGroups(mShares);
+                boolean shareWithUsersEnable = AccountUtils.hasSearchUsersSupport(mAccount);
+                if (shareWithUsersEnable) {
+                    // Show Search Fragment
+                    mListener.showSearchUsersAndGroups();
+                } else {
+                    String message = getString(R.string.share_sharee_unavailable);
+                    Toast.makeText(getActivity(), message, Toast.LENGTH_LONG).show();
+                }
             }
         });
 
+        // Switch to create public share
+        mOnShareViaLinkSwitchCheckedChangeListener = new CompoundButton.OnCheckedChangeListener() {
+            @Override
+            public void onCheckedChanged(CompoundButton buttonView, boolean isChecked) {
+                if (isResumed()) {
+                    if (isChecked) {
+                        ((FileActivity) getActivity()).getFileOperationsHelper().shareFileViaLink(mFile);
+
+                    } else {
+                        ((FileActivity) getActivity()).getFileOperationsHelper().unshareFileViaLink(mFile);
+                    }
+                } // else, nothing; very important, setCheched(...) is called automatically during Fragment
+                  // recreation on device rotations
+            }
+        };
+        Switch shareViaLinkSwitch = (Switch) view.findViewById(R.id.shareViaLinkSectionSwitch);
+        shareViaLinkSwitch.setOnCheckedChangeListener(mOnShareViaLinkSwitchCheckedChangeListener);
+
+        // Switch for expiration date
+        Switch shareViaLinkExpirationSwitch = (Switch) view.findViewById(R.id.shareViaLinkExpirationSwitch);
+        shareViaLinkExpirationSwitch.setOnCheckedChangeListener(new CompoundButton.OnCheckedChangeListener() {
+            @Override
+            public void onCheckedChanged(CompoundButton buttonView, boolean isChecked) {
+                if (isChecked) {
+                    // TODO real implementation: update share with expiration date
+                    // show value of expiration date
+                    getExpirationDateValue().setText(R.string.placeholder_timestamp);
+
+                } else {
+                    // TODO real implementation: update share without expiration date
+                    // empty value
+                    getExpirationDateValue().setText(R.string.empty);
+                }
+            }
+        });
+
+        // Switch for password
+        Switch shareViaLinkPasswordSwitch = (Switch) view.findViewById(R.id.shareViaLinkPasswordSwitch);
+        shareViaLinkPasswordSwitch.setOnCheckedChangeListener(new CompoundButton.OnCheckedChangeListener() {
+            @Override
+            public void onCheckedChanged(CompoundButton buttonView, boolean isChecked) {
+                if (isChecked) {
+                    // TODO real implementation: update share with password
+                    // show
+                    getExpirationPasswordValue().setVisibility(View.VISIBLE);
+
+                } else {
+                    // TODO real implementation: update share without password
+                    // empty value
+                    getExpirationPasswordValue().setVisibility(View.INVISIBLE);
+                }
+            }
+        });
+
+
         return view;
     }
 
@@ -149,8 +239,11 @@ public class ShareFileFragment extends Fragment
     public void onActivityCreated(Bundle savedInstanceState) {
         super.onActivityCreated(savedInstanceState);
 
-        // Load data to the list (start process with an Async Task)
-        mListener.refreshUsersOrGroupsListFromServer();
+        // Load data into the list of private shares
+        refreshUsersOrGroupsListFromDB();
+
+        // Load data of public share, if exists
+        refreshPublicShareFromDB();
     }
 
     @Override
@@ -171,27 +264,39 @@ public class ShareFileFragment extends Fragment
     }
 
     /**
-     * Get users and groups fromn the DB to fill in the "share with" list
+     * Get users and groups from the DB to fill in the "share with" list
+     *
+     * Depends on the parent Activity provides a {@link com.owncloud.android.datamodel.FileDataStorageManager}
+     * instance ready to use. If not ready, does nothing.
      */
     public void refreshUsersOrGroupsListFromDB (){
-        // Get Users and Groups
-        mShares = ((ShareActivity) mListener).getStorageManager().getSharesWithForAFile(mFile.getRemotePath(),
-                mAccount.name);
+        if (((FileActivity) mListener).getStorageManager() != null) {
+            // Get Users and Groups
+            mPrivateShares = ((FileActivity) mListener).getStorageManager().getSharesWithForAFile(
+                    mFile.getRemotePath(),
+                    mAccount.name
+            );
 
-        // Update list of users/groups
-        updateListOfUserGroups();
+            // Update list of users/groups
+            updateListOfUserGroups();
+        }
     }
 
     private void updateListOfUserGroups() {
         // Update list of users/groups
-        mUserGroupsAdapter = new ShareUserListAdapter(getActivity().getApplicationContext(),
-                R.layout.share_user_item, mShares, this);
+        // TODO Refactoring: create a new {@link ShareUserListAdapter} instance with every call should not be needed
+        mUserGroupsAdapter = new ShareUserListAdapter(
+                getActivity(),
+                R.layout.share_user_item,
+                mPrivateShares,
+                this
+        );
 
         // Show data
         TextView noShares = (TextView) getView().findViewById(R.id.shareNoUsers);
         ListView usersList = (ListView) getView().findViewById(R.id.shareUsersList);
 
-        if (mShares.size() > 0) {
+        if (mPrivateShares.size() > 0) {
             noShares.setVisibility(View.GONE);
             usersList.setVisibility(View.VISIBLE);
             usersList.setAdapter(mUserGroupsAdapter);
@@ -210,6 +315,88 @@ public class ShareFileFragment extends Fragment
     }
 
 
+
+    /**
+     * Get public link from the DB to fill in the "Share link" section
+     *
+     * Depends on the parent Activity provides a {@link com.owncloud.android.datamodel.FileDataStorageManager}
+     * instance ready to use. If not ready, does nothing.
+     */
+    public void refreshPublicShareFromDB() {
+        if (((FileActivity) mListener).getStorageManager() != null) {
+            // Get public share
+            mPublicShare = ((FileActivity) mListener).getStorageManager().getFirstShareByPathAndType(
+                    mFile.getRemotePath(),
+                    ShareType.PUBLIC_LINK,
+                    ""
+            );
+
+            // Update list of users/groups
+            updatePublicShareSection();
+        }
+    }
+
+    /**
+     * Updates in the UI the section about public share with the information in the current
+     * public share bound to mFile, if any
+     */
+    private void updatePublicShareSection() {
+        if (mPublicShare != null && ShareType.PUBLIC_LINK.equals(mPublicShare.getShareType())) {
+            // public share bound -> expand section
+            Switch shareViaLinkSwitch = getShareViaLinkSwitch();
+            if (!shareViaLinkSwitch.isChecked()) {
+                // set null listener before setChecked() to prevent infinite loop of calls
+                shareViaLinkSwitch.setOnCheckedChangeListener(null);
+                getShareViaLinkSwitch().setChecked(true);
+                shareViaLinkSwitch.setOnCheckedChangeListener(
+                        mOnShareViaLinkSwitchCheckedChangeListener
+                );
+            }
+            getExpirationDateSection().setVisibility(View.VISIBLE);
+            getPasswordSection().setVisibility(View.VISIBLE);
+            getGetLinkButton().setVisibility(View.VISIBLE);
+
+        } else {
+            // no public share -> collapse section
+            Switch shareViaLinkSwitch = getShareViaLinkSwitch();
+            if (shareViaLinkSwitch.isChecked()) {
+                shareViaLinkSwitch.setOnCheckedChangeListener(null);
+                getShareViaLinkSwitch().setChecked(false);
+                shareViaLinkSwitch.setOnCheckedChangeListener(
+                        mOnShareViaLinkSwitchCheckedChangeListener
+                );
+            }
+            getExpirationDateSection().setVisibility(View.GONE);
+            getPasswordSection().setVisibility(View.GONE);
+            getGetLinkButton().setVisibility(View.GONE);
+        }
+    }
+
+    private Switch getShareViaLinkSwitch() {
+        return (Switch) getView().findViewById(R.id.shareViaLinkSectionSwitch);
+    }
+
+    private View getExpirationDateSection() {
+        return getView().findViewById(R.id.shareViaLinkExpirationSection);
+    }
+
+    private TextView getExpirationDateValue() {
+        return (TextView) getView().findViewById(R.id.shareViaLinkExpirationValue);
+    }
+
+    private View getPasswordSection() {
+        return getView().findViewById(R.id.shareViaLinkPasswordSection);
+    }
+
+    private TextView getExpirationPasswordValue() {
+        return (TextView) getView().findViewById(R.id.shareViaLinkPasswordValue);
+    }
+
+    private AppCompatButton getGetLinkButton() {
+        return (AppCompatButton) getView().findViewById(R.id.shareViewLinkGetLinkButton);
+    }
+
+
     /**
      * This interface must be implemented by activities that contain this
      * fragment to allow an interaction in this fragment to be communicated
@@ -221,7 +408,7 @@ public class ShareFileFragment extends Fragment
      * >Communicating with Other Fragments</a> for more information.
      */
     public interface OnShareFragmentInteractionListener {
-        void showSearchUsersAndGroups(ArrayList<OCShare> shares);
+        void showSearchUsersAndGroups();
         void refreshUsersOrGroupsListFromServer();
         void unshareWith(OCShare share);
     }