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epubreader/js/plugin.js

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JavaScript
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/*
* Copyright (c) 2015-2017 Frank de Lange
* 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.
*
*/
(function(OCA) {
OCA.Epubreader = OCA.Epubreader || {};
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var isMobile = navigator.userAgent.match(/Mobi/i);
var hasTouch = 'ontouchstart' in document.documentElement;
function actionHandler(fileName, mime, context) {
var downloadUrl = '';
if($('#isPublic').val()) {
var sharingToken = $('#sharingToken').val();
downloadUrl = OC.generateUrl('/s/{token}/download?files={files}&path={path}', {
token: sharingToken,
files: fileName,
path: context.dir
});
} else {
downloadUrl = Files.getDownloadUrl(fileName, context.dir);
}
OCA.Epubreader.Plugin.show(downloadUrl, mime, true);
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}
/**
* @namespace OCA.Epubreader.Plugin
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*/
OCA.Epubreader.Plugin = {
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/**
* @param fileList
*/
attach: function(fileList) {
this._extendFileActions(fileList.fileActions);
},
hideControls: function() {
$('#app-content #controls').hide();
// and, for NC12...
$('#app-navigation').css("display", "none");
},
hide: function() {
if ($('#fileList').length) {
FileList.setViewerMode(false);
}
$("#controls").show();
$('#app-content #controls').removeClass('hidden');
// NC12...
$('#app-navigation').css("display", "");
if ($('#isPublic').val()) {
$('#imgframe').show();
$('footer').show();
$('.directLink').show();
$('.directDownload').show();
}
$('iframe').remove();
$('body').off('focus.filesreader');
$(window).off('popstate.filesreader');
},
/**
* @param downloadUrl
* @param isFileList
*/
show: function(downloadUrl, mimeType, isFileList) {
var self = this;
var viewer = OC.generateUrl('/apps/epubreader/?file={file}&type={type}', {file: downloadUrl, type: mimeType});
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// launch in new window on all devices
window.open(viewer, downloadUrl);
},
/**
* @param fileActions
* @private
*/
_extendFileActions: function(fileActions) {
var self = this;
var cbxMime = [
'application/x-cbr',
'application/comicbook+7z',
'application/comicbook+ace',
'application/comicbook+rar',
'application/comicbook+tar',
'application/comicbook+truecrypt',
'application/comicbook+zip'
];
fileActions.registerAction({
name: 'view-epub',
displayName: 'View',
mime: 'application/epub+zip',
permissions: OC.PERMISSION_READ,
actionHandler: function(fileName, context){
return actionHandler(fileName, 'application/epub+zip', context);
}
});
cbxMime.forEach(function(mime, i){
fileActions.registerAction({
name: 'view-cbr-' + i,
displayName: 'View',
mime: mime,
permissions: OC.PERMISSION_READ,
actionHandler: function (fileName, context) {
return actionHandler(fileName, 'application/x-cbr', context);
}
});
if (oc_appconfig.filesReader.enableCbx === 'true')
fileActions.setDefault(mime, 'view-cbr-' + i);
});
fileActions.registerAction({
name: 'view-pdf',
displayName: 'View',
mime: 'application/pdf',
permissions: OC.PERMISSION_READ,
actionHandler: function(fileName, context) {
return actionHandler(fileName, 'application/pdf', context);
}
});
if (oc_appconfig.filesReader.enableEpub === 'true')
fileActions.setDefault('application/epub+zip', 'view-epub');
if (oc_appconfig.filesReader.enablePdf === 'true')
fileActions.setDefault('application/pdf', 'view-pdf');
}
};
})(OCA);
OC.Plugins.register('OCA.Files.FileList', OCA.Epubreader.Plugin);
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// FIXME: Hack for single public file view since it is not attached to the fileslist
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window.addEventListener('DOMContentLoaded', function () {
var supported_mimetypes = ['application/epub+zip', 'application/pdf', 'application/x-cbr'];
if (!$('#isPublic').val() || !supported_mimetypes.includes($('#mimetype').val())
) {
return;
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}
var sharingToken = $('#sharingToken').val();
var downloadUrl = OC.generateUrl('/s/{token}/download', {token: sharingToken});
var content = $('#files-public-content');
var footerElmt = document.querySelector('body > footer') || document.querySelector('#app-content > footer')
var mainContent = document.querySelector('#content')
var mime = $('#mimetype').val();
var viewerUrl = OC.generateUrl('/apps/epubreader/?file={file}&type={type}', {file: downloadUrl, type: mime});
// Create viewer frame
const viewerNode = document.createElement('iframe')
viewerNode.style.height = '100%'
viewerNode.style.width = '100%'
viewerNode.style.position = 'absolute'
// Inject viewer
content.empty()
content.append(viewerNode)
viewerNode.src = viewerUrl
footerElmt.style.display = 'none'
mainContent.style.minHeight = 'calc(100% - var(--header-height))' // Make the viewer take the whole height as the footer is now hidden.
// overwrite style in order to fix the viewer on public pages
mainContent.style.marginLeft = '0'
mainContent.style.marginRight = '0'
mainContent.style.width = '100%'
mainContent.style.borderRadius = 'unset'
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});