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Merge pull request #1429 from NativeScript/http-file-download

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file download implemented
This commit is contained in:
Vladimir Enchev
2016-01-26 16:11:26 +02:00
parent ab2da92a03 881c4d9138
commit 1f2891feec
5 changed files with 183 additions and 1 deletions
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24
http/http-request.android.ts
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@ -5,6 +5,7 @@ import types = require("utils/types");
import * as utilsModule from "utils/utils";
import * as imageSourceModule from "image-source";
import * as platformModule from "platform";
import * as fsModule from "file-system";
// this is imported for definition purposes only
import http = require("http");
@ -74,6 +75,28 @@ function onRequestComplete(requestId: number, result: com.tns.Async.Http.Request
rejectImage(new Error("Response content may not be converted to an Image"));
}
});
},
toFile: (destinationFilePath?: string) => {
var fs: typeof fsModule = require("file-system");
var fileName = callbacks.url;
if (!destinationFilePath) {
destinationFilePath = fs.path.join(fs.knownFolders.documents().path, fileName.substring(fileName.lastIndexOf('/') + 1));
}
var stream: java.io.FileOutputStream;
try {
var javaFile = new java.io.File(destinationFilePath);
stream = new java.io.FileOutputStream(javaFile);
stream.write(result.raw.toByteArray());
return fs.File.fromPath(destinationFilePath);
}
catch (exception) {
throw new Error(`Cannot save file with path: ${destinationFilePath}.`);
}
finally {
if (stream) {
stream.close();
}
}
}
},
statusCode: result.statusCode,
@ -134,6 +157,7 @@ export function request(options: http.HttpRequestOptions): Promise<http.HttpResp
// remember the callbacks so that we can use them when the CompleteCallback is called
var callbacks = {
url: options.url,
resolveCallback: resolve,
rejectCallback: reject
};