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/*
* Copyright (c) 2013-2014 Lukas Reschke <lukas@owncloud.com>
*
* This file is licensed under the Affero General Public License version 3
* or later.
*
* See the COPYING-README file.
*
*/
var isSecureViewerAvailable = function () {
return $('#hideDownload').val() === 'true' && typeof OCA.RichDocuments !== 'undefined';
};
(function(OCA) {
OCA.FilesPdfViewer = OCA.FilesPdfViewer || {};
/**
* @namespace OCA.FilesPdfViewer.PreviewPlugin
*/
OCA.FilesPdfViewer.PreviewPlugin = {
/**
* @param fileList
*/
attach: function(fileList) {
this._extendFileActions(fileList.fileActions);
},
hide: function() {
$('#pdframe').remove();
if ($('#isPublic').val() && $('#filesApp').val()){
$('#controls').removeClass('hidden');
$('#content').removeClass('full-height');
$('footer').removeClass('hidden');
}
if (typeof FileList !== 'undefined') {
FileList.setViewerMode(false);
}
// replace the controls with our own
$('#app-content #controls').removeClass('hidden');
},
/**
* @param downloadUrl
* @param param
* @param isFileList
*/
show: function(downloadUrl, param, isFileList) {
var self = this;
var shown = true;
var $iframe;
var viewer = OC.generateUrl('/apps/files_pdfviewer/?file={file}', {file: downloadUrl});
$iframe = $('<iframe id="pdframe" style="width:100%;height:100%;display:block;position:absolute;top:0;z-index:1041;left:0;" src="'+viewer+param+'" sandbox="allow-scripts allow-same-origin allow-popups allow-modals allow-top-navigation allow-downloads" allowfullscreen="true"/>');
if(isFileList === true) {
FileList.setViewerMode(true);
}
if ($('#isPublic').val()) {
// force the preview to adjust its height
$('#preview').append($iframe).css({height: '100%'});
$('body').css({height: '100%'});
$('#content').addClass('full-height');
$('footer').addClass('hidden');
$('#imgframe').addClass('hidden');
$('.directLink').addClass('hidden');
$('.directDownload').addClass('hidden');
$('#controls').addClass('hidden');
} else {
$('#app-content').after($iframe);
}
$("#pageWidthOption").attr("selected","selected");
// replace the controls with our own
$('#app-content #controls').addClass('hidden');
// if a filelist is present, the PDF viewer can be closed to go back there
$('#pdframe').load(function(){
var iframe = $('#pdframe').contents();
if ($('#fileList').length)
{
iframe.find('#secondaryToolbarClose').click(function() {
self.hide();
});
// Go back on ESC
$(document).keyup(function(e) {
if (shown && e.keyCode == 27) {
shown = false;
self.hide();
}
});
} else {
iframe.find("#secondaryToolbarClose").addClass('hidden');
}
var hideDownload = $('#hideDownload').val();
if (hideDownload === 'true') {
iframe.find('.download').addClass('hidden');
iframe.find('.pdfViewer').addClass('disabledTextSelection')
}
});
if(!$('html').hasClass('ie8')) {
history.pushState({}, '', '#pdfviewer');
}
if(!$('html').hasClass('ie8')) {
$(window).one('popstate', function (e) {
self.hide();
});
}
},
/**
* @param fileActions
* @private
*/
_extendFileActions: function(fileActions) {
var self = this;
if (isSecureViewerAvailable()) {
return;
}
fileActions.registerAction({
name: 'view',
displayName: 'Favorite',
mime: 'application/pdf',
permissions: OC.PERMISSION_READ,
actionHandler: function(fileName, context) {
var downloadUrl = context.fileList.getDownloadUrl(fileName, context.dir);
if (downloadUrl && downloadUrl !== '#') {
self.show(downloadUrl, '', true);
}
}
});
fileActions.setDefault('application/pdf', 'view');
}
};
})(OCA);
OC.Plugins.register('OCA.Files.FileList', OCA.FilesPdfViewer.PreviewPlugin);
// FIXME: Hack for single public file view since it is not attached to the fileslist
$(document).ready(function(){
if ($('#isPublic').val() && $('#mimetype').val() === 'application/pdf' && !isSecureViewerAvailable()) {
$.urlParam = function(name){
var results = new RegExp('[\?&]' + name + '=([^&#]*)').exec(window.location.href);
if (results == null) {
return 0;
}
return results[1] || 0;
};
var sharingToken = $('#sharingToken').val();
var page = '#page='+$.urlParam('page');
var downloadUrl = OC.generateUrl('/s/{token}/download', {token: sharingToken});
var viewer = OCA.FilesPdfViewer.PreviewPlugin;
viewer.show(downloadUrl, page, false);
}
});
(function () {
var SidebarPreview = function () { };
SidebarPreview.prototype = {
attach: function (manager) {
manager.addPreviewHandler('application/pdf', this.handlePreview.bind(this));
},
handlePreview: function (model, $thumbnailDiv, $thumbnailContainer, fallback) {
var previewWidth = Math.floor($thumbnailContainer.parent().width() + 50); // 50px for negative margins
var previewHeight = Math.floor(previewWidth / (16 / 9));
var downloadUrl = Files.getDownloadUrl(model.get('name'), model.get('path'));
var viewer = OC.generateUrl('/apps/files_pdfviewer/?minmode=true&file={file}', {file: downloadUrl});
var $iframe = $('<iframe id="pdframe-sidebar" style="width:100%;height:' + previewHeight + 'px;display:block;" src="' + viewer + '" sandbox="allow-scripts allow-same-origin allow-popups allow-modals" />');
$thumbnailDiv.append($iframe);
$iframe.on('load', function() {
$thumbnailDiv.removeClass('icon-loading icon-32');
$thumbnailContainer.addClass('large');
$thumbnailDiv.children('.stretcher').remove();
$thumbnailContainer.css("max-height", previewHeight);
});
},
getFileContent: function (path) {
return $.get(OC.linkToRemoteBase('files' + path));
}
};
OC.Plugins.register('OCA.Files.SidebarPreviewManager', new SidebarPreview());
})();
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