new version drop down

Squashed commit of the following:

commit 0dc404a557
Author: Björn Schießle <schiessle@owncloud.com>
Date:   Thu Jul 25 10:26:48 2013 +0200

    fix 'more versions' button for IE8

commit 5836e65285
Author: Björn Schießle <schiessle@owncloud.com>
Date:   Wed Jul 24 16:56:46 2013 +0200

    clean-up some unused code

commit ac83e53fa2
Author: Björn Schießle <schiessle@owncloud.com>
Date:   Wed Jul 24 16:49:03 2013 +0200

    fix order of the versions, newest version should come first

commit f150a88843
Merge: bc713c7 b8e399b
Author: Jan-Christoph Borchardt <hey@jancborchardt.net>
Date:   Wed Jul 24 16:19:36 2013 +0200

    Merge branch 'new_versions_dropdown' of github.com:owncloud/core into new_versions_dropdown

commit bc713c7b0c
Author: Jan-Christoph Borchardt <hey@jancborchardt.net>
Date:   Wed Jul 24 16:11:07 2013 +0200

    fix position of more versions button

commit b8e399b175
Merge: 24825b0 7b6e39d
Author: Björn Schießle <schiessle@owncloud.com>
Date:   Wed Jul 24 16:04:08 2013 +0200

    Merge branch 'new_versions_dropdown' of github.com:owncloud/core into new_versions_dropdown

commit 24825b0200
Author: Björn Schießle <schiessle@owncloud.com>
Date:   Wed Jul 24 16:02:53 2013 +0200

    umark previous row if a new row gets selected

commit 7b6e39d293
Merge: 5bfb0ac 7b54644
Author: Jan-Christoph Borchardt <hey@jancborchardt.net>
Date:   Wed Jul 24 15:37:19 2013 +0200

    Merge branch 'new_versions_dropdown' of github.com:owncloud/core into new_versions_dropdown

commit 5bfb0ac5c1
Author: Jan-Christoph Borchardt <hey@jancborchardt.net>
Date:   Wed Jul 24 15:37:09 2013 +0200

    more style adjustments for version dropdown

commit 7b54644d30
Author: Björn Schießle <schiessle@owncloud.com>
Date:   Wed Jul 24 15:12:53 2013 +0200

    remove debug output

commit a75662bcfd
Author: Jan-Christoph Borchardt <hey@jancborchardt.net>
Date:   Wed Jul 24 15:12:26 2013 +0200

    reword Revert to Restore

commit e784644dae
Merge: d07abfd 9978c96
Author: Björn Schießle <schiessle@owncloud.com>
Date:   Wed Jul 24 15:00:11 2013 +0200

    Merge branch 'new_versions_dropdown' of github.com:owncloud/core into new_versions_dropdown

commit d07abfdbb4
Author: Björn Schießle <schiessle@owncloud.com>
Date:   Wed Jul 24 14:59:17 2013 +0200

    if another drop-down is already open, always close it first

commit 9978c967a6
Author: Jan-Christoph Borchardt <hey@jancborchardt.net>
Date:   Wed Jul 24 14:49:47 2013 +0200

    more style improvements for versions

commit a13355f16e
Author: Jan-Christoph Borchardt <hey@jancborchardt.net>
Date:   Wed Jul 24 14:44:13 2013 +0200

    position fixes for versioning

commit 02c1d6b5ea
Merge: c5a9462 203f544
Author: Jan-Christoph Borchardt <hey@jancborchardt.net>
Date:   Wed Jul 24 14:31:16 2013 +0200

    merge versions style changes

commit c5a946231a
Author: Jan-Christoph Borchardt <hey@jancborchardt.net>
Date:   Wed Jul 24 14:29:56 2013 +0200

    bigger clickable area for versions

commit 203f544825
Author: Björn Schießle <schiessle@owncloud.com>
Date:   Wed Jul 24 14:15:38 2013 +0200

    changes visual changes, as suggested by Jan

commit 90b1e93676
Author: Jan-Christoph Borchardt <hey@jancborchardt.net>
Date:   Wed Jul 24 14:12:23 2013 +0200

    remove superfluous selector from ID

commit 9768254fe3
Merge: c961278 b91c682
Author: Björn Schießle <schiessle@owncloud.com>
Date:   Wed Jul 24 12:28:06 2013 +0200

    Merge branch 'master' into new_versions_dropdown

commit c9612781e1
Author: Björn Schießle <schiessle@owncloud.com>
Date:   Wed Jul 24 11:05:25 2013 +0200

    replace modal dialog with a OC.Notification

commit 3dc7508a4c
Author: Björn Schießle <schiessle@owncloud.com>
Date:   Wed Jul 24 10:33:05 2013 +0200

    use image path without extension for proper svg to png fallback

commit 23ea7ad46c
Author: Björn Schießle <schiessle@owncloud.com>
Date:   Tue Jul 23 17:53:58 2013 +0200

    some css fixes

commit 8d01499ae1
Author: Björn Schießle <schiessle@owncloud.com>
Date:   Tue Jul 23 17:40:16 2013 +0200

    small fixes and improvements according to @Kondou-ger comments

commit 985b6461e8
Author: Björn Schießle <schiessle@owncloud.com>
Date:   Tue Jul 23 15:58:19 2013 +0200

    replace == with ===

commit bc8fc3b4a6
Merge: c1da183 a94c55b
Author: Björn Schießle <schiessle@owncloud.com>
Date:   Tue Jul 23 13:55:45 2013 +0200

    Merge branch 'master' into new_versions_dropdown

commit c1da183d13
Author: Björn Schießle <schiessle@owncloud.com>
Date:   Tue Jul 23 13:53:37 2013 +0200

    translate timestamps into strings like "X minutes ago" for the versions drop-down

commit c78d2b4bfb
Author: Björn Schießle <schiessle@owncloud.com>
Date:   Tue Jul 23 12:52:44 2013 +0200

    download versions directly from the versions drop-down

commit 14aaf99076
Author: Björn Schießle <schiessle@owncloud.com>
Date:   Tue Jul 23 11:01:21 2013 +0200

    only show 'more versions' button of necessary

commit a0d8cb46b2
Author: Björn Schießle <schiessle@owncloud.com>
Date:   Mon Jul 22 17:49:17 2013 +0200

    remove unneeded code

commit 47eec0679c
Author: Björn Schießle <schiessle@owncloud.com>
Date:   Mon Jul 22 17:44:58 2013 +0200

    add title for revert and download action

commit df87ccb243
Author: Björn Schießle <schiessle@owncloud.com>
Date:   Mon Jul 22 17:36:40 2013 +0200

    add download button to versions drop-down

commit 622c87ec37
Author: Björn Schießle <schiessle@owncloud.com>
Date:   Mon Jul 22 17:36:08 2013 +0200

    adapt css file for the new versions drop-down

commit 300699024f
Author: Björn Schießle <schiessle@owncloud.com>
Date:   Fri Jun 7 17:28:34 2013 +0200

    revert on click

commit 6673ae6ed4
Author: Björn Schießle <schiessle@owncloud.com>
Date:   Fri Jun 7 16:50:08 2013 +0200

    new versions list, show the latest 5 with a button to retrieve more versions if needed

apps/files_versions/ajax/getVersions.php

@@ -2,24 +2,22 @@
 OCP\JSON::checkAppEnabled('files_versions');
 
 $source = $_GET['source'];
+$start = $_GET['start'];
 list ($uid, $filename) = OCA\Files_Versions\Storage::getUidAndFilename($source);
 $count = 5; //show the newest revisions
-if( ($versions = OCA\Files_Versions\Storage::getVersions($uid, $filename, $count)) ) {
+if( ($versions = OCA\Files_Versions\Storage::getVersions($uid, $filename)) ) {
 
-	$versionsFormatted = array();
-
-	foreach ( $versions AS $version ) {
-		$versionsFormatted[] = OCP\Util::formatDate( $version['version'] );
+	$endReached = false;
+	if (count($versions) <= $start+$count) {
+		$endReached = true;
 	}
 
-	$versionsSorted = array_reverse( $versions );
+	$versions = array_slice($versions, $start, $count);
 
-	if ( !empty( $versionsSorted ) ) {
-		OCP\JSON::encodedPrint($versionsSorted);
-	}
+	\OCP\JSON::success(array('data' => array('versions' => $versions, 'endReached' => $endReached)));
 
 } else {
 
-	return;
+	\OCP\JSON::success(array('data' => array('versions' => false, 'endReached' => true)));
 
 }

apps/files_versions/ajax/rollbackVersion.php

@@ -3,8 +3,6 @@
 OCP\JSON::checkAppEnabled('files_versions');
 OCP\JSON::callCheck();
 
-$userDirectory = "/".OCP\USER::getUser()."/files";
-
 $file = $_GET['file'];
 $revision=(int)$_GET['revision'];
 

apps/files_versions/appinfo/app.php

@@ -6,6 +6,7 @@ OC::$CLASSPATH['OCA\Files_Versions\Hooks'] = 'files_versions/lib/hooks.php';
 OC::$CLASSPATH['OCA\Files_Versions\Capabilities'] = 'files_versions/lib/capabilities.php';
 
 OCP\Util::addscript('files_versions', 'versions');
+OCP\Util::addStyle('files_versions', 'versions');
 
 // Listen to write signals
 OCP\Util::connectHook('OC_Filesystem', 'write', "OCA\Files_Versions\Hooks", "write_hook");

apps/files_versions/css/versions.css

@@ -1,16 +1,44 @@
-#history {
-	margin: 2em 2em 0;
+#found_versions li {
+	width: 100%;
+	cursor: default;
+	height: 36px;
+	float: left;
+	border-bottom: 1px solid rgba(100,100,100,.1);
+}
+#found_versions li:last-child {
+	border-bottom: none;
+}
+
+#found_versions li > * {
+	padding: 7px;
+	float: left;
+	vertical-align: top;
+	-ms-filter: "progid:DXImageTransform.Microsoft.Alpha(Opacity=50)";
+	filter: alpha(opacity=50);
+	opacity: .5;
+}
+#found_versions li > *:hover,
+#found_versions li > *:focus {
+	-ms-filter: "progid:DXImageTransform.Microsoft.Alpha(Opacity=100)";
+	filter: alpha(opacity=100);
+	opacity: 1;
 }
 
-#feedback-messages h3 {
-	font-size: 1.3em;
-	font-style: italic;
+#found_versions img {
+	cursor: pointer;
+	padding-right: 4px;
 }
 
-.success {
-	color: green;
+#found_versions .versionDate {
+	min-width: 100px;
+	vertical-align: text-bottom;
 }
 
-.failure {
-	color: red;
-}
+#found_versions .revertVersion {
+	cursor: pointer;
+	float: right;
+}
+
+.drop-versions #makelink {
+	float: left;
+}

apps/files_versions/download.php

@@ -0,0 +1,50 @@
+<?php
+
+/**
+* ownCloud - Download versions directly from the versions drop-down
+*
+* @author Bjoern Schiessle
+* @copyright 2013 Bjoern Schiessle schiessle@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/>.
+*
+*/
+
+OCP\JSON::checkAppEnabled('files_versions');
+//OCP\JSON::callCheck();
+
+$file = $_GET['file'];
+$revision=(int)$_GET['revision'];
+
+list($uid, $filename) = OCA\Files_Versions\Storage::getUidAndFilename($file);
+
+$versionName = '/'.$uid.'/files_versions/'.$filename.'.v'.$revision;
+
+$view = new OC\Files\View('/');
+
+$ftype = $view->getMimeType('/'.$uid.'/files/'.$filename);
+
+header('Content-Type:'.$ftype);
+if ( preg_match( "/MSIE/", $_SERVER["HTTP_USER_AGENT"] ) ) {
+	header( 'Content-Disposition: attachment; filename="' . rawurlencode( basename($filename) ) . '"' );
+} else {
+	header( 'Content-Disposition: attachment; filename*=UTF-8\'\'' . rawurlencode( basename($filename) )
+										 . '; filename="' . rawurlencode( basename($filename) ) . '"' );
+}
+OCP\Response::disableCaching();
+header('Content-Length: '.$view->filesize($versionName));
+
+OC_Util::obEnd();
+
+$view->readfile($versionName);

apps/files_versions/history.php

@@ -1,78 +0,0 @@
-<?php
-
-/**
- * ownCloud - History page of the Versions App
- *
- * @author Frank Karlitschek
- * @copyright 2012 Frank Karlitschek frank@owncloud.org
- *
- * 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 Lesser General Public
- * License along with this library.  If not, see <http://www.gnu.org/licenses/>.
- *
- */
-
-OCP\User::checkLoggedIn( );
-OCP\Util::addStyle('files_versions', 'versions');
-$tmpl = new OCP\Template( 'files_versions', 'history', 'user' );
-$l = OC_L10N::get('files_versions');
-
-if ( isset( $_GET['path'] ) ) {
-
-	$path = $_GET['path'];
-	$tmpl->assign( 'path', $path );
-	$versions = new OCA\Files_Versions\Storage();
-
-	// roll back to old version if button clicked
-	if( isset( $_GET['revert'] ) ) {
-
-		if( $versions->rollback( $path, $_GET['revert'] ) ) {
-
-			$tmpl->assign( 'outcome_stat', $l->t('success') );
-
-			$message = $l->t('File %s was reverted to version %s',
-				array($_GET['path'], OCP\Util::formatDate( doubleval($_GET['revert']) ) ) );
-
-			$tmpl->assign( 'outcome_msg', $message);
-
-		} else {
-
-			$tmpl->assign( 'outcome_stat', $l->t('failure') );
-
-			$message = $l->t('File %s could not be reverted to version %s',
-				array($_GET['path'], OCP\Util::formatDate( doubleval($_GET['revert']) ) ) );
-
-			$tmpl->assign( 'outcome_msg', $message);
-
-		}
-
-	}
-
-	// show the history only if there is something to show
-	$count = 999; //show the newest revisions
-	list ($uid, $filename) = OCA\Files_Versions\Storage::getUidAndFilename($path);
-	if( ($versions = OCA\Files_Versions\Storage::getVersions($uid, $filename, $count)) ) {
-
-		$tmpl->assign( 'versions', array_reverse( $versions ) );
-
-	}else{
-
-		$tmpl->assign( 'message', $l->t('No old versions available') );
-
-	}
-}else{
-
-	$tmpl->assign( 'message', $l->t('No path specified') );
-
-}
-
-$tmpl->printPage( );

apps/files_versions/js/versions.js

@@ -1,4 +1,5 @@
 $(document).ready(function(){
+
 	if (typeof FileActions !== 'undefined') {
 		// Add versions button to 'files/index.php'
 		FileActions.register(
@@ -14,39 +15,68 @@ $(document).ready(function(){
 				if (scanFiles.scanning){return;}//workaround to prevent additional http request block scanning feedback
 
 				var file = $('#dir').val()+'/'+filename;
+				var createDropDown = true;
 				// Check if drop down is already visible for a different file
-				if (($('#dropdown').length > 0) && $('#dropdown').hasClass('drop-versions') ) {
-					if (file != $('#dropdown').data('file')) {
-						$('#dropdown').hide('blind', function() {
-							$('#dropdown').remove();
-							$('tr').removeClass('mouseOver');
-							createVersionsDropdown(filename, file);
-						});
+				if (($('#dropdown').length > 0) ) {
+					if ( $('#dropdown').hasClass('drop-versions') && file == $('#dropdown').data('file')) {
+						createDropDown = false;
 					}
-				} else {
+					$('#dropdown').remove();
+					$('tr').removeClass('mouseOver');
+				}
+
+				if(createDropDown === true) {
 					createVersionsDropdown(filename, file);
 				}
 			}
 		);
 	}
+
+	$(document).on("click", 'span[class="revertVersion"]', function() {
+		var revision = $(this).attr('id');
+		var file = $(this).attr('value');
+		revertFile(file, revision);
+	});
+
 });
 
+function revertFile(file, revision) {
+
+	$.ajax({
+		type: 'GET',
+		url: OC.linkTo('files_versions', 'ajax/rollbackVersion.php'),
+		dataType: 'json',
+		data: {file: file, revision: revision},
+		async: false,
+		success: function(response) {
+			if (response.status === 'error') {
+				OC.Notification.show( t('files_version', 'Failed to revert {file} to revision {timestamp}.', {file:file, timestamp:formatDate(revision * 1000)}) );
+			} else {
+				$('#dropdown').hide('blind', function() {
+					$('#dropdown').remove();
+					$('tr').removeClass('mouseOver');
+					// TODO also update the modified time in the web ui
+				});
+			}
+		}
+	});
+
+}
+
 function goToVersionPage(url){
 	window.location.assign(url);
 }
 
 function createVersionsDropdown(filename, files) {
 
-	var historyUrl = OC.linkTo('files_versions', 'history.php') + '?path='+encodeURIComponent( $( '#dir' ).val() ).replace( /%2F/g, '/' )+'/'+encodeURIComponent( filename );
+	var start = 0;
 
 	var html = '<div id="dropdown" class="drop drop-versions" data-file="'+escapeHTML(files)+'">';
 	html += '<div id="private">';
-	html += '<select data-placeholder="Saved versions" id="found_versions" class="chzen-select" style="width:16em;">';
-	html += '<option value=""></option>';
-	html += '</select>';
+	html += '<ul id="found_versions">';
+	html += '</ul>';
 	html += '</div>';
-	html += '<input type="button" value="All versions..." name="makelink" id="makelink" />';
-	html += '<input id="link" style="display:none; width:90%;" />';
+	html += '<input type="button" value="'+ t('files_versions', 'More versions...') + '" name="show-more-versions" id="show-more-versions" style="display: none;" />';
 
 	if (filename) {
 		$('tr').filterAttr('data-file',filename).addClass('mouseOver');
@@ -55,73 +85,72 @@ function createVersionsDropdown(filename, files) {
 		$(html).appendTo($('thead .share'));
 	}
 
-	$("#makelink").click(function() {
-		goToVersionPage(historyUrl);
-	});
+	getVersions(start);
+	start = start + 5;
 
-	$.ajax({
-		type: 'GET',
-		url: OC.filePath('files_versions', 'ajax', 'getVersions.php'),
-		dataType: 'json',
-		data: { source: files },
-		async: false,
-		success: function( versions ) {
-
-			if (versions) {
-				$.each( versions, function(index, row ) {
-					addVersion( row );
-				});
-			} else {
-				$('#found_versions').hide();
-				$('#makelink').hide();
-				$('<div style="text-align:center;">No other versions available</div>').appendTo('#dropdown');
-			}
-			$('#found_versions').change(function(){
-				var revision=parseInt($(this).val());
-				revertFile(files,revision);
-			});
-		}
+	$("#show-more-versions").click(function() {
+		//get more versions
+		getVersions(start);
+		start = start + 5;
 	});
 
-	function revertFile(file, revision) {
-
+	function getVersions(start) {
 		$.ajax({
 			type: 'GET',
-			url: OC.linkTo('files_versions', 'ajax/rollbackVersion.php'),
+			url: OC.filePath('files_versions', 'ajax', 'getVersions.php'),
 			dataType: 'json',
-			data: {file: file, revision: revision},
+			data: {source: files, start: start},
 			async: false,
-			success: function(response) {
-				if (response.status=='error') {
-					OC.dialogs.alert('Failed to revert '+file+' to revision '+formatDate(revision*1000)+'.','Failed to revert');
+			success: function(result) {
+				var versions = result.data.versions;
+				if (result.data.endReached === true) {
+					document.getElementById("show-more-versions").style.display="none";
 				} else {
-					$('#dropdown').hide('blind', function() {
-						$('#dropdown').remove();
-						$('tr').removeClass('mouseOver');
-						// TODO also update the modified time in the web ui
+					document.getElementById("show-more-versions").style.display="block";
+				}
+				if (versions) {
+					$.each(versions, function(index, row) {
+						addVersion(row);
 					});
+				} else {
+					$('<div style="text-align:center;">'+ t('files_versions', 'No other versions available') + '</div>').appendTo('#dropdown');
 				}
+				$('#found_versions').change(function() {
+					var revision = parseInt($(this).val());
+					revertFile(files, revision);
+				});
 			}
 		});
-
 	}
 
 	function addVersion( revision ) {
-		name=formatDate(revision.version*1000);
-		var version=$('<option/>');
-		version.attr('value',revision.version);
-		version.text(name);
-
-// 		} else {
-// 			var checked = ((permissions > 0) ? 'checked="checked"' : 'style="display:none;"');
-// 			var style = ((permissions == 0) ? 'style="display:none;"' : '');
-// 			var user = '<li data-uid_shared_with="'+uid_shared_with+'">';
-// 			user += '<a href="" class="unshare" style="display:none;"><img class="svg" alt="Unshare" src="'+OC.imagePath('core','actions/delete')+'"/></a>';
-// 			user += uid_shared_with;
-// 			user += '<input type="checkbox" name="permissions" id="'+uid_shared_with+'" class="permissions" '+checked+' />';
-// 			user += '<label for="'+uid_shared_with+'" '+style+'>can edit</label>';
-// 			user += '</li>';
-// 		}
+		title = formatDate(revision.version*1000);
+		name ='<span class="versionDate" title="' + title + '">' + revision.humanReadableTimestamp + '</span>';
+
+		path = OC.filePath('files_versions', '', 'download.php');
+
+		download ='<a href="' + path + "?file=" + files + '&revision=' + revision.version + '">';
+		download+='<img';
+		download+=' src="' + OC.imagePath('core', 'actions/download') + '"';
+		download+=' id="' + revision.version + '"';
+		download+=' value="' + files + '"';
+		download+=' name="downloadVersion" />';
+		download+=name;
+		download+='</a>';
+
+		revert='<span class="revertVersion"';
+		revert+=' id="' + revision.version + '"';
+		revert+=' value="' + files + '">';
+		revert+='<img';
+		revert+=' src="' + OC.imagePath('core', 'actions/history') + '"';
+		revert+=' id="' + revision.version + '"';
+		revert+=' value="' + files + '"';
+		revert+=' name="revertVersion"';
+		revert+='/>'+t('files_versions', 'Restore')+'</span>';
+
+		var version=$('<li/>');
+		version.attr('value', revision.version);
+		version.html(download + revert);
 
 		version.appendTo('#found_versions');
 	}

apps/files_versions/lib/versions.php

@@ -239,10 +239,9 @@ class Storage {
 	 * @brief get a list of all available versions of a file in descending chronological order
 	 * @param $uid user id from the owner of the file
 	 * @param $filename file to find versions of, relative to the user files dir
-	 * @param $count number of versions to return
 	 * @returns array
 	 */
-	public static function getVersions($uid, $filename, $count = 0 ) {
+	public static function getVersions($uid, $filename ) {
 		if( \OCP\Config::getSystemValue('files_versions', Storage::DEFAULTENABLED)=='true' ) {
 			$versions_fileview = new \OC\Files\View('/' . $uid . '/files_versions');
 			$versionsName = $versions_fileview->getLocalFile($filename).'.v';
@@ -268,6 +267,7 @@ class Storage {
 				$key = $version.'#'.$filename;
 				$versions[$key]['cur'] = 0;
 				$versions[$key]['version'] = $version;
+				$versions[$key]['humanReadableTimestamp'] = self::getHumanReadableTimestamp($version);
 				$versions[$key]['path'] = $filename;
 				$versions[$key]['size'] = $versions_fileview->filesize($filename.'.v'.$version);
 
@@ -276,6 +276,7 @@ class Storage {
 
 			}
 
+			// newest versions first
 			$versions = array_reverse( $versions );
 
 			foreach( $versions as $key => $value ) {
@@ -286,13 +287,6 @@ class Storage {
 				}
 			}
 
-			$versions = array_reverse( $versions );
-
-			// only show the newest commits
-			if( $count != 0 and ( count( $versions )>$count ) ) {
-				$versions = array_slice( $versions, count( $versions ) - $count );
-			}
-
 			return( $versions );
 
 		} else {
@@ -302,6 +296,32 @@ class Storage {
 
 	}
 
+	/**
+	 * @brief translate a timestamp into a string like "5 days ago"
+	 * @param int $timestamp
+	 * @return string for example "5 days ago"
+	 */
+	private static function getHumanReadableTimestamp($timestamp) {
+
+		$diff = time() - $timestamp;
+
+		if ($diff < 60) { // first minute
+			return  $diff . " seconds ago";
+		} elseif ($diff < 3600) { //first hour
+			return round($diff / 60) . " minutes ago";
+		} elseif ($diff < 86400) { // first day
+			return round($diff / 3600) . " hours ago";
+		} elseif ($diff < 604800) { //first week
+			return round($diff / 86400) . " days ago";
+		} elseif ($diff < 2419200) { //first month
+			return round($diff / 604800) . " weeks ago";
+		} elseif ($diff < 29030400) { // first year
+			return round($diff / 2419200) . " months ago";
+		} else {
+			return round($diff / 29030400) . " years ago";
+		}
+
+	}
 
 	/**
 	 * @brief deletes used space for files versions in db if user was deleted

apps/files_versions/templates/history.php

@@ -1,36 +0,0 @@
-<div id="history">
-
-<?php
-
-if( isset( $_['message'] ) ) {
-
-
-	if( isset($_['path'] ) ) print_unescaped('<strong>File: '.OC_Util::sanitizeHTML($_['path']).'</strong><br>');
-	print_unescaped('<strong>'.OC_Util::sanitizeHTML($_['message']) .'</strong><br>');
-
-}else{
-
-	if( isset( $_['outcome_stat'] ) ) {
-
-		print_unescaped( '<div id="feedback-messages" class="'.OC_Util::sanitizeHTML($_['outcome_stat']).'"><h3>'.OC_Util::sanitizeHTML($_['outcome_msg']).'</h3></div><br>');
-
-	}
-
-	print_unescaped( '<strong>Versions of '.OC_Util::sanitizeHTML($_['path']).'</strong><br>');
-	print_unescaped('<p><em>'.OC_Util::sanitizeHTML($l->t('Revert a file to a previous version by clicking on its revert button')).'</em></p><br />');
-
-	foreach ( $_['versions'] as $v ) {
-		p(' ');
-		p(OCP\Util::formatDate( doubleval($v['version'])));
-		print_unescaped(' <a href="'.OCP\Util::linkTo('files_versions', 'history.php',
-			array('path' => $_['path'], 'revert' => $v['version'])) .'" class="button">Revert</a><br /><br />');
-		if ( $v['cur'] ) {
-			print_unescaped('  (<b>Current</b>)');
-		}
-		print_unescaped('<br /><br />');
-	}
-
-}
-
-?>
-</div>