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Posted to commits@cordova.apache.org by ag...@apache.org on 2013/02/12 04:14:33 UTC

[6/13] ios commit: [CB-2213] Added NATIVE_URI to copyTo and moveTo.

[CB-2213] Added NATIVE_URI to copyTo and moveTo.

Note that moving a file from the assets library isn't allowed since we can't delete from there.


Project: http://git-wip-us.apache.org/repos/asf/cordova-ios/repo
Commit: http://git-wip-us.apache.org/repos/asf/cordova-ios/commit/e9a1f8e4
Tree: http://git-wip-us.apache.org/repos/asf/cordova-ios/tree/e9a1f8e4
Diff: http://git-wip-us.apache.org/repos/asf/cordova-ios/diff/e9a1f8e4

Branch: refs/heads/master
Commit: e9a1f8e455057d3f8c44626d2bc0ecf2ee103dcf
Parents: b3ed4ef
Author: Max Woghiren <ma...@gmail.com>
Authored: Thu Jan 17 14:16:42 2013 -0500
Committer: Andrew Grieve <ag...@chromium.org>
Committed: Mon Feb 11 21:06:23 2013 -0500

----------------------------------------------------------------------
 CordovaLib/Classes/CDVFile.m |   60 ++++++++++++++++++++++++++++++------
 1 files changed, 50 insertions(+), 10 deletions(-)
----------------------------------------------------------------------


http://git-wip-us.apache.org/repos/asf/cordova-ios/blob/e9a1f8e4/CordovaLib/Classes/CDVFile.m
----------------------------------------------------------------------
diff --git a/CordovaLib/Classes/CDVFile.m b/CordovaLib/Classes/CDVFile.m
index f3d8872..b4ae7d4 100644
--- a/CordovaLib/Classes/CDVFile.m
+++ b/CordovaLib/Classes/CDVFile.m
@@ -752,14 +752,7 @@ NSString* const kCDVAssetsLibraryPrefix = @"assets-library://";
     // optional argument
     NSString* newName = ([arguments count] > 2) ? [arguments objectAtIndex:2] : [srcFullPath lastPathComponent];          // use last component from appPath if new name not provided
 
-    // return unsupported result for assets-library URLs
-    if ([srcFullPath hasPrefix:kCDVAssetsLibraryPrefix]) {
-        CDVPluginResult* result = [CDVPluginResult resultWithStatus:CDVCommandStatus_MALFORMED_URL_EXCEPTION messageAsString:@"moveTo/copyTo not supported for assets-library URLs."];
-        [self.commandDelegate sendPluginResult:result callbackId:command.callbackId];
-        return;
-    }
-
-    CDVPluginResult* result = nil;
+    __block CDVPluginResult* result = nil;
     CDVFileError errCode = 0;  // !! Currently 0 is not defined, use this to signal error !!
 
     /*NSString* destRootPath = nil;
@@ -776,12 +769,59 @@ NSString* const kCDVAssetsLibraryPrefix = @"assets-library://";
         errCode = ENCODING_ERR;
     } else {
         NSString* newFullPath = [destRootPath stringByAppendingPathComponent:newName];
+        NSFileManager* fileMgr = [[NSFileManager alloc] init];
         if ([newFullPath isEqualToString:srcFullPath]) {
             // source and destination can not be the same
             errCode = INVALID_MODIFICATION_ERR;
-        } else {
-            NSFileManager* fileMgr = [[NSFileManager alloc] init];
+        } else if ([srcFullPath hasPrefix:kCDVAssetsLibraryPrefix]) {
+            if (bCopy) {
+                // Copying (as opposed to moving) an assets library file is okay.
+                // In this case, we need to use an asynchronous method to retrieve the file.
+                // Because of this, we can't just assign to `result` and send it at the end of the method.
+                // Instead, we return after calling the asynchronous method and send `result` in each of the blocks.
+                ALAssetsLibraryAssetForURLResultBlock resultBlock = ^(ALAsset* asset) {
+                    if (asset) {
+                        // We have the asset!  Get the data and try to copy it over.
+                        if (![fileMgr fileExistsAtPath:destRootPath]) {
+                            // The destination directory doesn't exist.
+                            result = [CDVPluginResult resultWithStatus:CDVCommandStatus_IO_EXCEPTION messageAsInt:NOT_FOUND_ERR];
+                            [self.commandDelegate sendPluginResult:result callbackId:command.callbackId];
+                            return;
+                        } else if ([fileMgr fileExistsAtPath:newFullPath]) {
+                            // A file already exists at the destination path.
+                            result = [CDVPluginResult resultWithStatus:CDVCommandStatus_IO_EXCEPTION messageAsInt:PATH_EXISTS_ERR];
+                            [self.commandDelegate sendPluginResult:result callbackId:command.callbackId];
+                            return;
+                        }
+
+                        // We're good to go!  Write the file to the new destination.
+                        ALAssetRepresentation* assetRepresentation = [asset defaultRepresentation];
+                        Byte* buffer = (Byte*)malloc([assetRepresentation size]);
+                        NSUInteger bufferSize = [assetRepresentation getBytes:buffer fromOffset:0.0 length:[assetRepresentation size] error:nil];
+                        NSData* data = [NSData dataWithBytesNoCopy:buffer length:bufferSize freeWhenDone:YES];
+                        [data writeToFile:newFullPath atomically:YES];
+                        result = [CDVPluginResult resultWithStatus:CDVCommandStatus_OK messageAsDictionary:[self getDirectoryEntry:newFullPath isDirectory:NO]];
+                        [self.commandDelegate sendPluginResult:result callbackId:command.callbackId];
+                    } else {
+                        // We couldn't find the asset.  Send the appropriate error.
+                        result = [CDVPluginResult resultWithStatus:CDVCommandStatus_IO_EXCEPTION messageAsInt:NOT_FOUND_ERR];
+                        [self.commandDelegate sendPluginResult:result callbackId:command.callbackId];
+                    }
+                };
+                ALAssetsLibraryAccessFailureBlock failureBlock = ^(NSError* error) {
+                    // Retrieving the asset failed for some reason.  Send the appropriate error.
+                    result = [CDVPluginResult resultWithStatus:CDVCommandStatus_IO_EXCEPTION messageAsString:[error localizedDescription]];
+                    [self.commandDelegate sendPluginResult:result callbackId:command.callbackId];
+                };
 
+                ALAssetsLibrary* assetsLibrary = [[ALAssetsLibrary alloc] init];
+                [assetsLibrary assetForURL:[NSURL URLWithString:srcFullPath] resultBlock:resultBlock failureBlock:failureBlock];
+                return;
+            } else {
+                // Moving an assets library file is not doable, since we can't remove it.
+                errCode = INVALID_MODIFICATION_ERR;
+            }
+        } else {
             BOOL bSrcIsDir = NO;
             BOOL bDestIsDir = NO;
             BOOL bNewIsDir = NO;