nextcloud/core/js/mimetype.js

120 lines
3.6 KiB
JavaScript

/**
* @author Roeland Jago Douma <roeland@famdouma.nl>
*
* @copyright Copyright (c) 2015, ownCloud, Inc.
* @license AGPL-3.0
*
* This code is free software: you can redistribute it and/or modify
* it under the terms of the GNU Affero General Public License, version 3,
* as published by the Free Software Foundation.
*
* This program 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, version 3,
* along with this program. If not, see <http://www.gnu.org/licenses/>
*
*/
/**
* Namespace to hold functions related to convert mimetype to icons
*
* @namespace
*/
OC.MimeType = {
/**
* Cache that maps mimeTypes to icon urls
*/
_mimeTypeIcons: {},
/**
* Return the file icon we want to use for the given mimeType.
* The file needs to be present in the supplied file list
*
* @param {string} mimeType The mimeType we want an icon for
* @param {array} files The available icons in this theme
* @return {string} The icon to use or null if there is no match
*/
_getFile: function(mimeType, files) {
var icon = mimeType.replace(new RegExp('/', 'g'), '-');
// Generate path
if (mimeType === 'dir' && $.inArray('folder', files) !== -1) {
return 'folder';
} else if (mimeType === 'dir-encrypted' && $.inArray('folder-encrypted', files) !== -1) {
return 'folder-encrypted';
} else if (mimeType === 'dir-shared' && $.inArray('folder-shared', files) !== -1) {
return 'folder-shared';
} else if (mimeType === 'dir-public' && $.inArray('folder-public', files) !== -1) {
return 'folder-public';
} else if (mimeType === 'dir-external' && $.inArray('folder-external', files) !== -1) {
return 'folder-external';
} else if ($.inArray(icon, files) !== -1) {
return icon;
} else if ($.inArray(icon.split('-')[0], files) !== -1) {
return icon.split('-')[0];
} else if ($.inArray('file', files) !== -1) {
return 'file';
}
return null;
},
/**
* Return the url to icon of the given mimeType
*
* @param {string} mimeType The mimeType to get the icon for
* @return {string} Url to the icon for mimeType
*/
getIconUrl: function(mimeType) {
if (_.isUndefined(mimeType)) {
return undefined;
}
while (mimeType in OC.MimeTypeList.aliases) {
mimeType = OC.MimeTypeList.aliases[mimeType];
}
if (mimeType in OC.MimeType._mimeTypeIcons) {
return OC.MimeType._mimeTypeIcons[mimeType];
}
// First try to get the correct icon from the current theme
var gotIcon = null;
var path = '';
if (OC.theme.folder !== '' && $.isArray(OC.MimeTypeList.themes[OC.theme.folder])) {
path = OC.getRootPath() + '/themes/' + OC.theme.folder + '/core/img/filetypes/';
var icon = OC.MimeType._getFile(mimeType, OC.MimeTypeList.themes[OC.theme.folder]);
if (icon !== null) {
gotIcon = true;
path += icon;
}
}
if(OCA.Theming && gotIcon === null) {
path = OC.generateUrl('/apps/theming/img/core/filetypes/');
path += OC.MimeType._getFile(mimeType, OC.MimeTypeList.files);
gotIcon = true;
}
// If we do not yet have an icon fall back to the default
if (gotIcon === null) {
path = OC.getRootPath() + '/core/img/filetypes/';
path += OC.MimeType._getFile(mimeType, OC.MimeTypeList.files);
}
path += '.svg';
if(OCA.Theming) {
path += "?v=" + OCA.Theming.cacheBuster;
}
// Cache the result
OC.MimeType._mimeTypeIcons[mimeType] = path;
return path;
}
};