Merge branch 'develop' of https://github.com/tobiasKaminsky/android into thumbnails_f...

[pub/Android/ownCloud.git] / src / com / owncloud / android / datamodel / FileDataStorageManager.java

diff --git a/src/com/owncloud/android/datamodel/FileDataStorageManager.java b/src/com/owncloud/android/datamodel/FileDataStorageManager.java
index c8c0d24..aaafb3a 100644 (file)
--- a/src/com/owncloud/android/datamodel/FileDataStorageManager.java
+++ b/src/com/owncloud/android/datamodel/FileDataStorageManager.java
@@ -612,6 +612,126 @@ public class FileDataStorageManager {
     }
 
     
+    public void moveLocalFile(OCFile file, String targetPath, String targetParentPath) {
+
+        if (file != null && file.fileExists() && !OCFile.ROOT_PATH.equals(file.getFileName())) {
+            
+            OCFile targetParent = getFileByPath(targetParentPath);
+            if (targetParent == null) {
+                // TODO panic
+            }
+            
+            /// 1. get all the descendants of the moved element in a single QUERY
+            Cursor c = null;
+            if (getContentProviderClient() != null) {
+                try {
+                    c = getContentProviderClient().query(
+                        ProviderTableMeta.CONTENT_URI, 
+                        null,
+                        ProviderTableMeta.FILE_ACCOUNT_OWNER + "=? AND " + 
+                                ProviderTableMeta.FILE_PATH + " LIKE ? ",
+                        new String[] { 
+                                mAccount.name, 
+                                file.getRemotePath() + "%"  
+                        }, 
+                        ProviderTableMeta.FILE_PATH + " ASC "
+                    );
+                } catch (RemoteException e) {
+                    Log_OC.e(TAG, e.getMessage());
+                }
+                
+            } else {
+                c = getContentResolver().query(
+                    ProviderTableMeta.CONTENT_URI, 
+                    null,
+                    ProviderTableMeta.FILE_ACCOUNT_OWNER + "=? AND " + 
+                            ProviderTableMeta.FILE_PATH + " LIKE ? ",
+                    new String[] { 
+                            mAccount.name, 
+                            file.getRemotePath() + "%"  
+                    }, 
+                    ProviderTableMeta.FILE_PATH + " ASC "
+                );
+            }
+
+            /// 2. prepare a batch of update operations to change all the descendants
+            ArrayList<ContentProviderOperation> operations = 
+                    new ArrayList<ContentProviderOperation>(c.getCount());
+            String defaultSavePath = FileStorageUtils.getSavePath(mAccount.name);
+            if (c.moveToFirst()) {
+                int lengthOfOldPath = file.getRemotePath().length();
+                int lengthOfOldStoragePath = defaultSavePath.length() + lengthOfOldPath;
+                do {
+                    ContentValues cv = new ContentValues(); // keep construction in the loop
+                    OCFile child = createFileInstance(c);
+                    cv.put(
+                        ProviderTableMeta.FILE_PATH, 
+                        targetPath + child.getRemotePath().substring(lengthOfOldPath)
+                    );
+                    if (child.getStoragePath() != null && 
+                            child.getStoragePath().startsWith(defaultSavePath)) {
+                        // update link to downloaded content - but local move is not done here!
+                        cv.put(
+                            ProviderTableMeta.FILE_STORAGE_PATH, 
+                            defaultSavePath + targetPath + 
+                                child.getStoragePath().substring(lengthOfOldStoragePath)
+                        );
+                    }
+                    if (child.getRemotePath().equals(file.getRemotePath())) {
+                        cv.put(
+                                ProviderTableMeta.FILE_PARENT,
+                                targetParent.getFileId()
+                            );
+                    }
+                    operations.add(
+                        ContentProviderOperation.newUpdate(ProviderTableMeta.CONTENT_URI).
+                            withValues(cv).
+                            withSelection(  
+                                    ProviderTableMeta._ID + "=?", 
+                                    new String[] { String.valueOf(child.getFileId()) }
+                                    )
+                            .build());
+                    
+                } while (c.moveToNext());
+            }
+            c.close();
+
+            /// 3. apply updates in batch
+            try {
+                if (getContentResolver() != null) {
+                    getContentResolver().applyBatch(MainApp.getAuthority(), operations);
+
+                } else {
+                    getContentProviderClient().applyBatch(operations);
+                }
+
+            } catch (Exception e) {
+                Log_OC.e(
+                    TAG, 
+                    "Fail to update " + file.getFileId() + " and descendants in database", 
+                    e
+                );
+            }
+
+            /// 4. move in local file system 
+            String localPath = FileStorageUtils.getDefaultSavePathFor(mAccount.name, file);
+            File localFile = new File(localPath);
+            boolean renamed = false;
+            if (localFile.exists()) {
+                File targetFile = new File(defaultSavePath + targetPath);
+                File targetFolder = targetFile.getParentFile();
+                if (!targetFolder.exists()) {
+                    targetFolder.mkdirs();
+                }
+                renamed = localFile.renameTo(targetFile);
+            }
+            Log_OC.d(TAG, "Local file RENAMED : " + renamed);
+            
+        }
+        
+    }
+    
+    
     private Vector<OCFile> getFolderContent(long parentId) {
 
         Vector<OCFile> ret = new Vector<OCFile>();
@@ -1302,4 +1422,5 @@ public class FileDataStorageManager {
             */
         //}
     }
+
 }