nextcloud/apps/files_versions/js/versions.js

194 lines
5.4 KiB
JavaScript

/*
* Copyright (c) 2014
*
* This file is licensed under the Affero General Public License version 3
* or later.
*
* See the COPYING-README file.
*
*/
/* global scanFiles, escapeHTML, formatDate */
$(document).ready(function(){
// TODO: namespace all this as OCA.FileVersions
if ($('#isPublic').val()){
// no versions actions in public mode
// beware of https://github.com/owncloud/core/issues/4545
// as enabling this might hang Chrome
return;
}
if (OCA.Files) {
// Add versions button to 'files/index.php'
OCA.Files.fileActions.register(
'file',
'Versions',
OC.PERMISSION_UPDATE,
function() {
// Specify icon for hitory button
return OC.imagePath('core','actions/history');
}, function(filename, context){
// Action to perform when clicked
if (scanFiles.scanning){return;}//workaround to prevent additional http request block scanning feedback
var file = context.dir.replace(/(?!<=\/)$|\/$/, '/' + filename);
var createDropDown = true;
// Check if drop down is already visible for a different file
if (($('#dropdown').length > 0) ) {
if ( $('#dropdown').hasClass('drop-versions') && file == $('#dropdown').data('file')) {
createDropDown = false;
}
$('#dropdown').slideUp(OC.menuSpeed);
$('#dropdown').remove();
$('tr').removeClass('mouseOver');
}
if(createDropDown === true) {
createVersionsDropdown(filename, file, context.fileList);
}
}, t('files_versions', 'Versions')
);
}
$(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').slideUp(OC.menuSpeed, function() {
$('#dropdown').closest('tr').find('.modified:first').html(relative_modified_date(revision));
$('#dropdown').remove();
$('tr').removeClass('mouseOver');
});
}
}
});
}
function goToVersionPage(url){
window.location.assign(url);
}
function createVersionsDropdown(filename, files, fileList) {
var start = 0;
var fileEl;
var html = '<div id="dropdown" class="drop drop-versions" data-file="'+escapeHTML(files)+'">';
html += '<div id="private">';
html += '<ul id="found_versions">';
html += '</ul>';
html += '</div>';
html += '<input type="button" value="'+ t('files_versions', 'More versions...') + '" name="show-more-versions" id="show-more-versions" style="display: none;" />';
if (filename) {
fileEl = fileList.findFileEl(filename);
fileEl.addClass('mouseOver');
$(html).appendTo(fileEl.find('td.filename'));
} else {
$(html).appendTo($('thead .share'));
}
getVersions(start);
start = start + 5;
$("#show-more-versions").click(function() {
//get more versions
getVersions(start);
start = start + 5;
});
function getVersions(start) {
$.ajax({
type: 'GET',
url: OC.filePath('files_versions', 'ajax', 'getVersions.php'),
dataType: 'json',
data: {source: files, start: start},
async: false,
success: function(result) {
var versions = result.data.versions;
if (result.data.endReached === true) {
$("#show-more-versions").css("display", "none");
} else {
$("#show-more-versions").css("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 ) {
var title = formatDate(revision.version*1000);
var name ='<span class="versionDate" title="' + title + '">' + revision.humanReadableTimestamp + '</span>';
var path = OC.filePath('files_versions', '', 'download.php');
var preview = '<img class="preview" src="'+revision.preview+'"/>';
var download ='<a href="' + path + "?file=" + encodeURIComponent(files) + '&revision=' + revision.version + '">';
download+='<img';
download+=' src="' + OC.imagePath('core', 'actions/download') + '"';
download+=' name="downloadVersion" />';
download+=name;
download+='</a>';
var revert='<span class="revertVersion"';
revert+=' id="' + revision.version + '">';
revert+='<img';
revert+=' src="' + OC.imagePath('core', 'actions/history') + '"';
revert+=' name="revertVersion"';
revert+='/>'+t('files_versions', 'Restore')+'</span>';
var version=$('<li/>');
version.attr('value', revision.version);
version.html(preview + download + revert);
// add file here for proper name escaping
version.find('span.revertVersion').attr('value', files);
version.appendTo('#found_versions');
}
$('#dropdown').slideDown(1000);
}
$(this).click(
function(event) {
if ($('#dropdown').has(event.target).length === 0 && $('#dropdown').hasClass('drop-versions')) {
$('#dropdown').slideUp(OC.menuSpeed, function() {
$('#dropdown').remove();
$('tr').removeClass('mouseOver');
});
}
}
);