PhoneGapDropbox.m

/********* PhoneGapDropbox.m Cordova Plugin Implementation *******/

#import "PhoneGapDropbox.h"

#import <Cordova/CDV.h>

#import <DropboxSDK/DropboxSDK.h> // import the DropboxSDK

#import "AppDelegate.h"

@implementation PhoneGapDropbox

@synthesize restoreJavaScript;

- (void) link:(CDVInvokedUrlCommand*)command
{
    AppDelegate *appDelegate = [[UIApplication sharedApplication] delegate];
    
    UIViewController *topView = appDelegate.detailViewController; // appDelegate.detailViewController is the web view in this case
    
    CDVPluginResult* pluginResult = nil;
    NSString* javaScript = nil;
    NSLog(@"Dropbox link method is executing");
    
    if (![[DBSession sharedSession] isLinked]) {
        [[DBSession sharedSession] linkFromController:topView];
    }
    
    pluginResult = [CDVPluginResult resultWithStatus:CDVCommandStatus_OK];
    javaScript = [pluginResult toSuccessCallbackString:command.callbackId];
    
    [self writeJavascript:javaScript];
}

- (void) checkAuth:(CDVInvokedUrlCommand*)command
{
    CDVPluginResult* pluginResult = nil;
    NSString* javaScript = nil;
    
    if ([[DBSession sharedSession] isLinked]){
        pluginResult = [CDVPluginResult resultWithStatus:CDVCommandStatus_OK];
        javaScript = [pluginResult toSuccessCallbackString:command.callbackId];
        NSLog(@"this user has previously linked with Dropbox");
    } else {
        pluginResult = [CDVPluginResult resultWithStatus:CDVCommandStatus_ERROR];
        javaScript = [pluginResult toErrorCallbackString:command.callbackId];
        NSLog(@"this user is not linked with Dropbox");
    }
    
    [self writeJavascript:javaScript];
}

- (void) unlink:(CDVInvokedUrlCommand*)command
{
    CDVPluginResult* pluginResult = nil;
    NSString* javaScript = nil;
    NSLog(@"Dropbox unlink method is executing");
    
    [[DBSession sharedSession] unlinkAll];
    
    pluginResult = [CDVPluginResult resultWithStatus:CDVCommandStatus_OK];
    javaScript = [pluginResult toSuccessCallbackString:command.callbackId];
    
    [self writeJavascript:javaScript];
}

- (void) upload:(CDVInvokedUrlCommand*)command
{
    CDVPluginResult* pluginResult = nil;
    NSString* javaScript = nil;
    NSLog(@"Dropbox backup method is executing");
    
    NSArray *paths = NSSearchPathForDirectoriesInDomains(NSDocumentDirectory, NSUserDomainMask, YES);
    NSString *documentsDirectory = [paths objectAtIndex:0]; // Get documents directory
    NSString *filePath = [documentsDirectory stringByAppendingPathComponent:@"somefile.txt"];
    
    //[self.restClient uploadFile:@"somefile.txt" toPath:@"/" withParentRev:nil fromPath:filePath]; // this will create new backup files, ex. some-file(1).txt, etc.
    [self.restClient uploadFile:@"somefile.txt" toPath:@"/" fromPath:filePath]; // it says this is deprecated but this is the only way to overwrite/update the file
    
    pluginResult = [CDVPluginResult resultWithStatus:CDVCommandStatus_OK];
    javaScript = [pluginResult toSuccessCallbackString:command.callbackId];
    
    [self writeJavascript:javaScript];
}

- (void) download:(CDVInvokedUrlCommand*)command
{
    CDVPluginResult* pluginResult = nil;
    NSLog(@"Dropbox restore method is executing");
    
    NSArray *paths = NSSearchPathForDirectoriesInDomains(NSDocumentDirectory, NSUserDomainMask, YES);
    NSString *documentsDirectory = [paths objectAtIndex:0]; // Get documents directory
    NSString *localPath = [documentsDirectory stringByAppendingPathComponent:@"somefile.txt"];
    NSString *dropBoxFile = @"/somefile.txt";
    
    [[self restClient] loadFile:dropBoxFile intoPath:localPath]; // v1.1.1 RDM loadedFile method will execute after this is done
    

    pluginResult = [CDVPluginResult resultWithStatus:CDVCommandStatus_OK];
    self.restoreJavaScript = [pluginResult toSuccessCallbackString:command.callbackId]; // add the callback to the restoreJavaScript instance var
    
}

// this below is needed for the REST client

- (DBRestClient *)restClient {
    if (!restClient) {
        restClient =
        [[DBRestClient alloc] initWithSession:[DBSession sharedSession]];
        restClient.delegate = (id)self;
    }
    return restClient;
}

- (void)restClient:(DBRestClient*)client uploadedFile:(NSString*)destPath
              from:(NSString*)srcPath metadata:(DBMetadata*)metadata {
    
    NSLog(@"File uploaded successfully to path: %@", metadata.path);
}

- (void)restClient:(DBRestClient*)client uploadFileFailedWithError:(NSError*)error {
    NSLog(@"File upload failed with error - %@", error);
}


- (void) restClient:(DBRestClient*)client loadedFile:(NSString*)localPath {
    NSLog(@"File downloaded into path: %@", localPath);
    
    [self writeJavascript:restoreJavaScript]; // return code to execute JavaScript function after file is downloaded
}

- (void)restClient:(DBRestClient*)client loadFileFailedWithError:(NSError*)error {
    NSLog(@"There was an error loading the file - %@", error);
}

- (void)restClient:(DBRestClient *)client loadedMetadata:(DBMetadata *)metadata {
    if (metadata.isDirectory) {
        NSLog(@"Folder '%@' contains:", metadata.path);
        for (DBMetadata *file in metadata.contents) {
            NSLog(@"\t%@", file.filename);
        }
    }
}

- (void)restClient:(DBRestClient *)client
loadMetadataFailedWithError:(NSError *)error {
    
    NSLog(@"Error loading metadata: %@", error);
}

@end