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Use ajax to download file, OC_Dialogs for errors

This commit is contained in:
Tom Needham 2012-03-31 22:41:43 +00:00
parent 73eca66a89
commit d20eea9761
6 changed files with 102 additions and 29 deletions
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63
apps/user_migrate/ajax/export.php Normal file
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@ -0,0 +1,63 @@
<?php
/**
* ownCloud - user_migrate
*
* @author Tom Needham
* @copyright 2012 Tom Needham tom@owncloud.com
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU AFFERO GENERAL PUBLIC LICENSE
* License as published by the Free Software Foundation; either
* version 3 of the License, or any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU AFFERO GENERAL PUBLIC LICENSE for more details.
*
* You should have received a copy of the GNU Affero General Public
* License along with this library. If not, see <http://www.gnu.org/licenses/>.
*
*/
// Init owncloud
require_once('../../../lib/base.php');
// Check if we are a user
OC_JSON::checkLoggedIn();
OC_Util::checkAppEnabled('user_migrate');
OC_JSON::error();
die();
// Which operation
if( $_GET['operation']=='create' ){
$uid = !empty( $_POST['uid'] ) ? $_POST['uid'] : OC_User::getUser();
if( $uid != OC_User::getUser() ){
// Needs to be admin to export someone elses account
OC_JSON::error();
die();
}
// Create the export zip
if( !$path = OC_Migrate::export( $uid ) ){
// Error
OC_JSON::error();
die();
} else {
// Save path in session
$_SESSION['ocuserexportpath'] = $path;
}
OC_JSON::success();
die();
} else if( $_GET['operation']=='download' ){
// Download the export
$path = isset( $_SESSION['ocuserexportpath'] ) ? $_SESSION['ocuserexportpath'] : false;
if( !$path ){
die();
}
header("Content-Type: application/zip");
header("Content-Disposition: attachment; filename=" . basename($path));
header("Content-Length: " . filesize($path));
@ob_end_clean();
readfile($path);
unlink( $path );
$_SESSION['ocuserexportpath'] = '';
}

1
apps/user_migrate/appinfo/app.php
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@ -23,6 +23,7 @@
OC_APP::registerPersonal( 'user_migrate', 'settings' );
OC_APP::registerAdmin( 'user_migrate', 'admin' );
OC_Util::addScript( 'user_migrate', 'export');
// add settings page to navigation
$entry = array(

27
apps/user_migrate/js/export.js Normal file
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@ -0,0 +1,27 @@
$(document).ready(function(){
// Do the export
$('#exportbtn').click(function(){
// Show loader
$('.loading').show();
$.getJSON(
OC.filePath('user_migrate','ajax','export.php'),
{operation:'create'},
function(result){
if(result.status == 'success'){
// Download the file
window.location = OC.filePath('user_migrate','ajax','export.php?operation=download') ;
$('.loading').hide();
$('#exportbtn').val(t('user_migrate', 'Export'));
} else {
// Cancel loading
$('#exportbtn').html('Failed');
// Show Dialog
OC.dialogs.alert(t('user_migrate', 'Something went wrong while the export file was being generated'), t('user_migrate', 'An error has occurred'), function(){
$('#exportbtn').html(t('user_migrate', 'Export')+'<img style="display: none;" class="loading" src="'+OC.filePath('core','img','loading.git')+'" />');
});
}
}
// End ajax
);
});
});

22
apps/user_migrate/settings.php
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@ -24,22 +24,6 @@
*/
OC_Util::checkAppEnabled('user_migrate');
if (isset($_POST['user_export'])) {
// Create the export zip
if( !$path = OC_Migrate::export() ){
// Error
die('error');
} else {
// Download it
header("Content-Type: application/zip");
header("Content-Disposition: attachment; filename=" . basename($path));
header("Content-Length: " . filesize($path));
@ob_end_clean();
readfile($path);
unlink( $path );
}
} else {
// fill template
$tmpl = new OC_Template('user_migrate', 'settings');
return $tmpl->fetchPage();
}
// fill template
$tmpl = new OC_Template('user_migrate', 'settings');
return $tmpl->fetchPage();

14
apps/user_migrate/templates/settings.php
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@ -1,8 +1,6 @@
<form id="export" action="#" method="post">
<fieldset class="personalblock">
<legend><strong><?php echo $l->t('Export your user account');?></strong></legend>
<p><?php echo $l->t('This will create a compressed file that contains your ownCloud account.');?>
</p>
<input type="submit" name="user_export" value="Export" />
</fieldset>
</form>
<fieldset class="personalblock">
<legend><strong><?php echo $l->t('Export your user account');?></strong></legend>
<p><?php echo $l->t('This will create a compressed file that contains your ownCloud account.');?>
</p>
<button id="exportbtn">Export<img style="display: none;" class="loading" src="<?php echo OC_Helper::linkTo('core', 'img/loading.gif'); ?>" /></button>
</fieldset>

4
lib/migrate.php
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@ -73,12 +73,12 @@ class OC_Migrate{
/**
* @breif exports a user, or owncloud instance
* @param optional $uid string user id of user to export if export type is user, defaults to current
* @param ootional $type string type of export, defualts to user
* @param otional $path string path to zip output folder
* @param optional $uid string user id of user to export if export type is user, defaults to current
* @return false on error, path to zip on success
*/
public static function export( $type='user', $path=null, $uid=null ){
public static function export( $uid=null, $type='user', $path=null ){
$datadir = OC_Config::getValue( 'datadirectory' );
// Validate export type
$types = array( 'user', 'instance', 'system', 'userfiles' );