Created
April 22, 2012 13:11
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Sample code to download file from internet - Phonegap Wiki
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<!DOCTYPE html> | |
<html> | |
<head> | |
<title></title> | |
<!-- Android | |
<meta name="viewport" content="width=device-width, initial-scale=1.0, maximum-scale=1.0, user-scalable=no;" /> | |
<meta charset="utf-8">--> | |
<!-- iPad/iPhone specific css below, add after your main css > | |
<link rel="stylesheet" media="only screen and (max-device-width: 1024px)" href="/ipad.css" type="text/css" /> | |
<link rel="stylesheet" media="only screen and (max-device-width: 480px)" href="/iphone.css" type="text/css" /> | |
--> | |
<!-- If your application is targeting iOS BEFORE 4.0 you MUST put json2.js from http://www.JSON.org/json2.js into your www directory and include it here --> | |
<script type="text/javascript" charset="utf-8" src="phonegap-1.4.1.js"></script> | |
<script type="text/javascript"> | |
// If you want to prevent dragging, uncomment this section | |
/* | |
function preventBehavior(e) | |
{ | |
e.preventDefault(); | |
}; | |
document.addEventListener("touchmove", preventBehavior, false); | |
*/ | |
/* If you are supporting your own protocol, the var invokeString will contain any arguments to the app launch. | |
see http://iphonedevelopertips.com/cocoa/launching-your-own-application-via-a-custom-url-scheme.html | |
for more details -jm */ | |
/* | |
function handleOpenURL(url) | |
{ | |
// TODO: do something with the url passed in. | |
} | |
*/ | |
function onBodyLoad() | |
{ | |
document.addEventListener("deviceready", onDeviceReady, false); | |
} | |
function downloadFile(){ | |
window.requestFileSystem( | |
LocalFileSystem.PERSISTENT, 0, | |
function onFileSystemSuccess(fileSystem) { | |
fileSystem.root.getFile( | |
"dummy.html", {create: true, exclusive: false}, | |
function gotFileEntry(fileEntry){ | |
var sPath = fileEntry.fullPath.replace("dummy.html",""); | |
var fileTransfer = new FileTransfer(); | |
fileEntry.remove(); | |
fileTransfer.download( | |
"http://www.w3.org/2011/web-apps-ws/papers/Nitobi.pdf", | |
sPath + "theFile.pdf", | |
function(theFile) { | |
console.log("download complete: " + theFile.toURI()); | |
showLink(theFile.toURI()); | |
}, | |
function(error) { | |
console.log("download error source " + error.source); | |
console.log("download error target " + error.target); | |
console.log("upload error code: " + error.code); | |
} | |
); | |
}, | |
fail); | |
}, | |
fail); | |
} | |
function showLink(url){ | |
alert(url); | |
var divEl = document.getElementById("ready"); | |
var aElem = document.createElement("a"); | |
aElem.setAttribute("target", "_blank"); | |
aElem.setAttribute("href", url); | |
aElem.appendChild(document.createTextNode("Ready! Click To Open.")) | |
divEl.appendChild(aElem); | |
} | |
function fail(evt) { | |
console.log(evt.target.error.code); | |
} | |
/* When this function is called, PhoneGap has been initialized and is ready to roll */ | |
/* If you are supporting your own protocol, the var invokeString will contain any arguments to the app launch. | |
see http://iphonedevelopertips.com/cocoa/launching-your-own-application-via-a-custom-url-scheme.html | |
for more details -jm */ | |
function onDeviceReady() | |
{ | |
// do your thing! | |
downloadFile(); | |
} | |
</script> | |
</head> | |
<body onload="onBodyLoad()"> | |
<h1>Hey, it's PhoneGap!</h1> | |
<p>Don't know how to get started? Check out <em><a target="_blank" href="/http://www.phonegap.com/start">PhoneGap Start</a><em> | |
</p> | |
<br /> | |
<p> | |
DOWNLOADING FILE...<br /> | |
<span id="ready"></span> | |
</p> | |
</body> | |
</html> |
thax parthdevmurari91
just one question, how do you pass the URL to downloadFile(URL) function
test
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thx parthdevmurari91, it works!
just change "toNativeURL()" deprecated
var fp = fileSystem.root.toNativeURL();
with "toURL()"
var fp = fileSystem.root.toURL();