Merge remote-tracking branch 'remotes/upstream/master' into beta
[pub/Android/ownCloud.git] / src / com / owncloud / android / ui / fragment / ShareFileFragment.java
index b468340..46382a6 100644 (file)
@@ -23,7 +23,6 @@ package com.owncloud.android.ui.fragment;
 
 import android.accounts.Account;
 import android.app.Activity;
-import android.content.DialogInterface;
 import android.graphics.Bitmap;
 import android.os.Bundle;
 import android.support.v4.app.Fragment;
@@ -34,7 +33,9 @@ import android.view.ViewGroup;
 import android.widget.Button;
 import android.widget.CompoundButton;
 import android.widget.ImageView;
+import android.widget.ListAdapter;
 import android.widget.ListView;
+import android.widget.ScrollView;
 import android.widget.Switch;
 import android.widget.TextView;
 import android.widget.Toast;
@@ -46,6 +47,7 @@ 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.lib.resources.shares.ShareType;
+import com.owncloud.android.lib.resources.status.OCCapability;
 import com.owncloud.android.ui.activity.FileActivity;
 import com.owncloud.android.ui.adapter.ShareUserListAdapter;
 import com.owncloud.android.ui.dialog.ExpirationDatePickerDialogFragment;
@@ -53,6 +55,7 @@ import com.owncloud.android.utils.DisplayUtils;
 import com.owncloud.android.utils.MimetypeIconUtil;
 
 import java.text.SimpleDateFormat;
+
 import java.util.ArrayList;
 import java.util.Date;
 
@@ -74,10 +77,13 @@ public class ShareFileFragment extends Fragment
 
     private static final String TAG = ShareFileFragment.class.getSimpleName();
 
-    // the fragment initialization parameters
+    /** The fragment initialization parameters */
     private static final String ARG_FILE = "FILE";
     private static final String ARG_ACCOUNT = "ACCOUNT";
 
+//    /** Tag for dialog */
+//    private static final String FTAG_CHOOSER_DIALOG = "CHOOSER_DIALOG";
+
     /** File to share, received as a parameter in construction time */
     private OCFile mFile;
 
@@ -90,6 +96,9 @@ public class ShareFileFragment extends Fragment
     /** List of private shares bound to the file */
     private ArrayList<OCShare> mPrivateShares;
 
+    /** Capabilities of the server */
+    private OCCapability mCapabilities;
+
     /** Adapter to show private shares */
     private ShareUserListAdapter mUserGroupsAdapter = null;
 
@@ -102,13 +111,12 @@ public class ShareFileFragment extends Fragment
     /**
      * Listener for user actions to set, update or clear password on public link
      */
-    //private CompoundButton.OnCheckedChangeListener mOnPasswordSwitchCheckedChangeListener;
-    private OnPasswordInteractionListener mOnPasswordInteractionListener;
+    private OnPasswordInteractionListener mOnPasswordInteractionListener = null;
 
     /**
-     * Listener for changes on switch to set / clear expiration date on public link
+     * Listener for user actions to set, update or clear expiration date on public link
      */
-    private CompoundButton.OnCheckedChangeListener mOnExpirationDateSwitchCheckedChangeListener;
+    private OnExpirationDateInteractionListener mOnExpirationDateInteractionListener = null;
 
 
     /**
@@ -137,6 +145,7 @@ public class ShareFileFragment extends Fragment
     @Override
     public void onCreate(Bundle savedInstanceState) {
         super.onCreate(savedInstanceState);
+        Log_OC.d(TAG, "onCreate");
         if (getArguments() != null) {
             mFile = getArguments().getParcelable(ARG_FILE);
             mAccount = getArguments().getParcelable(ARG_ACCOUNT);
@@ -150,6 +159,8 @@ public class ShareFileFragment extends Fragment
     @Override
     public View onCreateView(LayoutInflater inflater, ViewGroup container,
                              Bundle savedInstanceState) {
+        Log_OC.d(TAG, "onCreateView");
+
         // Inflate the layout for this fragment
         View view = inflater.inflate(R.layout.share_file_layout, container, false);
 
@@ -196,63 +207,169 @@ public class ShareFileFragment extends Fragment
         // Switch to create public share
         mOnShareViaLinkSwitchCheckedChangeListener = new CompoundButton.OnCheckedChangeListener() {
             @Override
-            public void onCheckedChanged(CompoundButton buttonView, boolean isChecked) {
-                if (!isResumed()) {
-                    // very important, setCheched(...) is called automatically during
-                    // Fragment recreation on device rotations
-                    return;
-                 }
-                if (isChecked) {
-                    ((FileActivity) getActivity()).getFileOperationsHelper().
-                            shareFileViaLink(mFile);
-
-                } else {
-                    ((FileActivity) getActivity()).getFileOperationsHelper().
-                            unshareFileViaLink(mFile);
-                }
+            public void onCheckedChanged(CompoundButton switchView, boolean isChecked) {
             }
         };
-        Switch shareViaLinkSwitch = (Switch) view.findViewById(R.id.shareViaLinkSectionSwitch);
+
+        // Set listener for user actions on switch for sharing/unsharing via link
+        initShareViaLinkListener(view);
+
+        // Set listener for user actions on expiration date
+        initExpirationListener(view);
+
+        // Set listener for user actions on password
+        initPasswordListener(view);
+
+        return view;
+    }
+
+
+    /**
+     * Binds listener for user actions to create or delete a public share
+     * to the views receiving the user events.
+     *
+     * @param shareView     Root view in the fragment.
+     */
+    private void initShareViaLinkListener(View shareView) {
+        mOnShareViaLinkSwitchCheckedChangeListener = new OnShareViaLinkListener();
+        Switch shareViaLinkSwitch = (Switch) shareView.findViewById(R.id.shareViaLinkSectionSwitch);
         shareViaLinkSwitch.setOnCheckedChangeListener(mOnShareViaLinkSwitchCheckedChangeListener);
+    }
 
-        // Switch for expiration date
-        mOnExpirationDateSwitchCheckedChangeListener = new CompoundButton.OnCheckedChangeListener() {
-            @Override
-            public void onCheckedChanged(CompoundButton buttonView, boolean isChecked) {
-                if (!isResumed()) {
-                    // very important, setCheched(...) is called automatically during
-                    // Fragment recreation on device rotations
-                    return;
-                }
-                if (isChecked) {
-                    ExpirationDatePickerDialogFragment dialog =
-                            ExpirationDatePickerDialogFragment.newInstance(mFile);
-                    dialog.show(
-                            getActivity().getSupportFragmentManager(),
-                            ExpirationDatePickerDialogFragment.DATE_PICKER_DIALOG
-                    );
+    /**
+     * Listener for user actions that create or delete a public share.
+     */
+    private class OnShareViaLinkListener
+            implements CompoundButton.OnCheckedChangeListener {
+
+        /**
+         * Called by R.id.shareViaLinkSectionSwitch to create or delete a public link.
+         *
+         * @param switchView    {@link Switch} toggled by the user, R.id.shareViaLinkSectionSwitch
+         * @param isChecked     New switch state.
+         */
+        @Override
+        public void onCheckedChanged(CompoundButton switchView, boolean isChecked) {
+            if (!isResumed()) {
+                // very important, setCheched(...) is called automatically during
+                // Fragment recreation on device rotations
+                return;
+            }
+            if (isChecked) {
+                if (mCapabilities != null &&
+                        mCapabilities.getFilesSharingPublicPasswordEnforced().isTrue()) {
+                    // password enforced by server, request to the user before trying to create
+                    ((FileActivity) getActivity()).getFileOperationsHelper().
+                            requestPasswordForShareViaLink(mFile, true);
 
                 } else {
+                    // create without password if not enforced by server or we don't know if enforced;
                     ((FileActivity) getActivity()).getFileOperationsHelper().
-                            setExpirationDateToShareViaLink(mFile, -1, -1, -1);
+                            shareFileViaLink(mFile, null);
+
+                    // FileActivtiy#onCreateShareViaLinkOperationFinish still handles the guess of enforcement
+                    // for server in versions previous to OwnCloudVersion#MINIMUM_VERSION_CAPABILITIES_API
                 }
 
-                // undo the toggle to grant the view will be correct if the dialog is cancelled
-                buttonView.setOnCheckedChangeListener(null);
-                buttonView.toggle();
-                buttonView.setOnCheckedChangeListener(mOnExpirationDateSwitchCheckedChangeListener);
+            } else {
+                ((FileActivity) getActivity()).getFileOperationsHelper().
+                        unshareFileViaLink(mFile);
             }
-        };
-        Switch shareViaLinkExpirationSwitch = (Switch) view.findViewById(R.id.shareViaLinkExpirationSwitch);
-        shareViaLinkExpirationSwitch.setOnCheckedChangeListener(mOnExpirationDateSwitchCheckedChangeListener);
 
-        // Set listener for user actions on password
-        initPasswordListener(view);
+            // undo the toggle to grant the view will be correct if any intermediate dialog is cancelled or
+            // the create/delete operation fails
+            switchView.setOnCheckedChangeListener(null);
+            switchView.toggle();
+            switchView.setOnCheckedChangeListener(mOnShareViaLinkSwitchCheckedChangeListener);
+        }
+    }
 
-        return view;
+
+    /**
+     * Binds listener for user actions that start any update on a expiration date
+     * for the public link to the views receiving the user events.
+     *
+     * @param shareView     Root view in the fragment.
+     */
+    private void initExpirationListener(View shareView) {
+        mOnExpirationDateInteractionListener = new OnExpirationDateInteractionListener();
+
+        ((Switch) shareView.findViewById(R.id.shareViaLinkExpirationSwitch)).
+                setOnCheckedChangeListener(mOnExpirationDateInteractionListener);
+
+        shareView.findViewById(R.id.shareViaLinkExpirationLabel).
+                setOnClickListener(mOnExpirationDateInteractionListener);
+
+        shareView.findViewById(R.id.shareViaLinkExpirationValue).
+                setOnClickListener(mOnExpirationDateInteractionListener);
     }
 
     /**
+     * Listener for user actions that start any update on the expiration date for the public link.
+     */
+    private class OnExpirationDateInteractionListener
+            implements CompoundButton.OnCheckedChangeListener, View.OnClickListener {
+
+        /**
+         * Called by R.id.shareViaLinkExpirationSwitch to set or clear the expiration date.
+         *
+         * @param switchView    {@link Switch} toggled by the user, R.id.shareViaLinkExpirationSwitch
+         * @param isChecked     New switch state.
+         */
+        @Override
+        public void onCheckedChanged(CompoundButton switchView, boolean isChecked) {
+            if (!isResumed()) {
+                // very important, setCheched(...) is called automatically during
+                // Fragment recreation on device rotations
+                return;
+            }
+            if (isChecked) {
+                ExpirationDatePickerDialogFragment dialog =
+                        ExpirationDatePickerDialogFragment.newInstance(mFile, -1);
+                dialog.show(
+                        getActivity().getSupportFragmentManager(),
+                        ExpirationDatePickerDialogFragment.DATE_PICKER_DIALOG
+                );
+
+            } else {
+                ((FileActivity) getActivity()).getFileOperationsHelper().
+                        setExpirationDateToShareViaLink(mFile, -1);
+            }
+
+            // undo the toggle to grant the view will be correct if the dialog is cancelled
+            switchView.setOnCheckedChangeListener(null);
+            switchView.toggle();
+            switchView.setOnCheckedChangeListener(mOnExpirationDateInteractionListener);
+        }
+
+        /**
+         * Called by R.id.shareViaLinkExpirationLabel or R.id.shareViaLinkExpirationValue
+         * to change the current expiration date.
+         *
+         * @param expirationView      Label or value view touched by the user.
+         */
+        @Override
+        public void onClick(View expirationView) {
+            if (mPublicShare != null && mPublicShare.getExpirationDate() > 0) {
+                long chosenDateInMillis = -1;
+                if (mPublicShare != null) {
+                    chosenDateInMillis = mPublicShare.getExpirationDate();
+                }
+                ExpirationDatePickerDialogFragment dialog =
+                        ExpirationDatePickerDialogFragment.newInstance(
+                                mFile,
+                                chosenDateInMillis
+                        );
+                dialog.show(
+                        getActivity().getSupportFragmentManager(),
+                        ExpirationDatePickerDialogFragment.DATE_PICKER_DIALOG
+                );
+            }
+        }
+    }
+
+
+    /**
      * Binds listener for user actions that start any update on a password for the public link
      * to the views receiving the user events.
      *
@@ -260,12 +377,15 @@ public class ShareFileFragment extends Fragment
      */
     private void initPasswordListener(View shareView) {
         mOnPasswordInteractionListener = new OnPasswordInteractionListener();
-        Switch shareViaLinkPasswordSwitch = (Switch) shareView.findViewById(R.id.shareViaLinkPasswordSwitch);
-        shareViaLinkPasswordSwitch.setOnCheckedChangeListener(mOnPasswordInteractionListener);
-        TextView shareViaLinkPasswordLabel = (TextView) shareView.findViewById(R.id.shareViaLinkPasswordLabel);
-        shareViaLinkPasswordLabel.setOnClickListener(mOnPasswordInteractionListener);
-        TextView shareViaLinkPasswordValue = (TextView) shareView.findViewById(R.id.shareViaLinkPasswordValue);
-        shareViaLinkPasswordValue.setOnClickListener(mOnPasswordInteractionListener);
+
+        ((Switch) shareView.findViewById(R.id.shareViaLinkPasswordSwitch)).
+                setOnCheckedChangeListener(mOnPasswordInteractionListener);
+
+        shareView.findViewById(R.id.shareViaLinkPasswordLabel).
+                setOnClickListener(mOnPasswordInteractionListener);
+
+        shareView.findViewById(R.id.shareViaLinkPasswordValue).
+                setOnClickListener(mOnPasswordInteractionListener);
     }
 
 
@@ -275,8 +395,14 @@ public class ShareFileFragment extends Fragment
     private class OnPasswordInteractionListener
             implements CompoundButton.OnCheckedChangeListener, View.OnClickListener {
 
+        /**
+         * Called by R.id.shareViaLinkPasswordSwitch to set or clear the password.
+         *
+         * @param switchView    {@link Switch} toggled by the user, R.id.shareViaLinkPasswordSwitch
+         * @param isChecked     New switch state.
+         */
         @Override
-        public void onCheckedChanged(CompoundButton buttonView, boolean isChecked) {
+        public void onCheckedChanged(CompoundButton switchView, boolean isChecked) {
             if (!isResumed()) {
                 // very important, setCheched(...) is called automatically during
                 // Fragment recreation on device rotations
@@ -284,23 +410,29 @@ public class ShareFileFragment extends Fragment
             }
             if (isChecked) {
                 ((FileActivity) getActivity()).getFileOperationsHelper().
-                        requestPasswordForShareViaLink(mFile);
+                        requestPasswordForShareViaLink(mFile, false);
             } else {
                 ((FileActivity) getActivity()).getFileOperationsHelper().
                         setPasswordToShareViaLink(mFile, "");   // "" clears
             }
 
             // undo the toggle to grant the view will be correct if the dialog is cancelled
-            buttonView.setOnCheckedChangeListener(null);
-            buttonView.toggle();
-            buttonView.setOnCheckedChangeListener(mOnPasswordInteractionListener);
+            switchView.setOnCheckedChangeListener(null);
+            switchView.toggle();
+            switchView.setOnCheckedChangeListener(mOnPasswordInteractionListener);
         }
 
+        /**
+         * Called by R.id.shareViaLinkPasswordLabel or R.id.shareViaLinkPasswordValue
+         * to change the current password.
+         *
+         * @param passwordView      Label or value view touched by the user.
+         */
         @Override
-        public void onClick(View v) {
+        public void onClick(View passwordView) {
             if (mPublicShare != null && mPublicShare.isPasswordProtected()) {
                 ((FileActivity) getActivity()).getFileOperationsHelper().
-                        requestPasswordForShareViaLink(mFile);
+                        requestPasswordForShareViaLink(mFile, false);
             }
         }
     }
@@ -309,6 +441,10 @@ public class ShareFileFragment extends Fragment
     @Override
     public void onActivityCreated(Bundle savedInstanceState) {
         super.onActivityCreated(savedInstanceState);
+        Log_OC.d(TAG, "onActivityCreated");
+
+        // Load known capabilities of the server from DB
+        refreshCapabilitiesFromDB();
 
         // Load data into the list of private shares
         refreshUsersOrGroupsListFromDB();
@@ -334,6 +470,21 @@ public class ShareFileFragment extends Fragment
         mListener = null;
     }
 
+
+    /**
+     * Get known server capabilities from DB
+     *
+     * Depends on the parent Activity provides a {@link com.owncloud.android.datamodel.FileDataStorageManager}
+     * instance ready to use. If not ready, does nothing.
+     */
+    public void refreshCapabilitiesFromDB() {
+        if (((FileActivity)mListener).getStorageManager() != null) {
+            mCapabilities = ((FileActivity)mListener).getStorageManager().
+                    getCapability(mAccount.name);
+        }
+    }
+
+
     /**
      * Get users and groups from the DB to fill in the "share with" list.
      *
@@ -371,11 +522,15 @@ public class ShareFileFragment extends Fragment
             noShares.setVisibility(View.GONE);
             usersList.setVisibility(View.VISIBLE);
             usersList.setAdapter(mUserGroupsAdapter);
-
+            setListViewHeightBasedOnChildren(usersList);
         } else {
             noShares.setVisibility(View.VISIBLE);
             usersList.setVisibility(View.GONE);
         }
+
+        // Set Scroll to initial position
+        ScrollView scrollView = (ScrollView) getView().findViewById(R.id.shareScroll);
+        scrollView.scrollTo(0, 0);
     }
 
     @Override
@@ -390,11 +545,16 @@ public class ShareFileFragment extends Fragment
     /**
      * Get public link from the DB to fill in the "Share link" section in the UI.
      *
+     * Takes into account server capabilities before reading database.
+     *
      * 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) {
+        if (isPublicShareDisabled()) {
+            hidePublicShare();
+
+        } else if (((FileActivity) mListener).getStorageManager() != null) {
             // Get public share
             mPublicShare = ((FileActivity) mListener).getStorageManager().getFirstShareByPathAndType(
                     mFile.getRemotePath(),
@@ -408,6 +568,15 @@ public class ShareFileFragment extends Fragment
     }
 
     /**
+     * @return  'True' when public share is disabled in the server
+     */
+    private boolean isPublicShareDisabled() {
+        return (mCapabilities != null &&
+                mCapabilities.getFilesSharingPublicEnabled().isFalse()
+        );
+    }
+
+    /**
      * Updates in the UI the section about public share with the information in the current
      * public share bound to mFile, if any
      */
@@ -425,9 +594,19 @@ public class ShareFileFragment extends Fragment
             }
             getExpirationDateSection().setVisibility(View.VISIBLE);
             getPasswordSection().setVisibility(View.VISIBLE);
-            getGetLinkButton().setVisibility(View.VISIBLE);
+            // GetLink button
+            AppCompatButton getLinkButton = getGetLinkButton();
+            getLinkButton.setVisibility(View.VISIBLE);
+            getLinkButton.setOnClickListener(new View.OnClickListener() {
+                @Override
+                public void onClick(View v) {
+                    //GetLink from the server and show ShareLinkToDialog
+                    ((FileActivity) getActivity()).getFileOperationsHelper().
+                            getFileWithLink(mFile);
+
+                }
+            });
 
-            /// update state of expiration date switch and message depending on expiration date
             /// update state of expiration date switch and message depending on expiration date
             Switch expirationDateSwitch = getExpirationDateSwitch();
             // set null listener before setChecked() to prevent infinite loop of calls
@@ -450,7 +629,7 @@ public class ShareFileFragment extends Fragment
             }
             // recover listener
             expirationDateSwitch.setOnCheckedChangeListener(
-                    mOnExpirationDateSwitchCheckedChangeListener
+                    mOnExpirationDateInteractionListener
             );
 
             /// update state of password switch and message depending on password protection
@@ -522,9 +701,40 @@ public class ShareFileFragment extends Fragment
     }
 
     private AppCompatButton getGetLinkButton() {
-        return (AppCompatButton) getView().findViewById(R.id.shareViewLinkGetLinkButton);
+        return (AppCompatButton) getView().findViewById(R.id.shareViaLinkGetLinkButton);
+    }
+
+    /**
+     * Hides all the UI elements related to public share
+     */
+    private void hidePublicShare() {
+        getShareViaLinkSwitch().setVisibility(View.GONE);
+        getExpirationDateSection().setVisibility(View.GONE);
+        getPasswordSection().setVisibility(View.GONE);
+        getGetLinkButton().setVisibility(View.GONE);
     }
 
+    public static void setListViewHeightBasedOnChildren(ListView listView) {
+        ListAdapter listAdapter = listView.getAdapter();
+        if (listAdapter == null) {
+            return;
+        }
+        int desiredWidth = View.MeasureSpec.makeMeasureSpec(listView.getWidth(), View.MeasureSpec.AT_MOST);
+        int totalHeight = 0;
+        View view = null;
+        for (int i = 0; i < listAdapter.getCount(); i++) {
+            view = listAdapter.getView(i, view, listView);
+            if (i == 0) {
+                view.setLayoutParams(new ViewGroup.LayoutParams(desiredWidth, ViewGroup.LayoutParams.WRAP_CONTENT));
+            }
+            view.measure(desiredWidth, View.MeasureSpec.UNSPECIFIED);
+            totalHeight += view.getMeasuredHeight();
+        }
+        ViewGroup.LayoutParams params = listView.getLayoutParams();
+        params.height = totalHeight + (listView.getDividerHeight() * (listAdapter.getCount() - 1));
+        listView.setLayoutParams(params);
+        listView.requestLayout();
+    }
 
     /**
      * This interface must be implemented by activities that contain this