muk_web/muk_web_utils/static/src/js/core/mimetype.js

/**********************************************************************************
*
*    Copyright (c) 2017-2019 MuK IT GmbH.
*
*    This file is part of MuK Web Utils 
*    (see https://mukit.at).
*
*    This program is free software: you can redistribute it and/or modify
*    it under the terms of the GNU Lesser General Public License as published by
*    the Free Software Foundation, either version 3 of the License, or
*    (at your option) any later version.
*
*    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 Lesser General Public License for more details.
*
*    You should have received a copy of the GNU Lesser General Public License
*    along with this program. If not, see <http://www.gnu.org/licenses/>.
*
**********************************************************************************/

odoo.define('muk_web_utils.mimetype', function (require) {
"use strict";

var core = require('web.core');
var utils = require('web.utils');

var QWeb = core.qweb;
var _t = core._t;

var mapping = [
	['file-image-o', /^image\//],
	['file-audio-o', /^audio\//],
	['file-video-o', /^video\//],
	['file-pdf-o', 'application/pdf'],
	['file-text-o', 'text/plain'],
	['file-code-o', [
		'text/html',
	    'text/javascript',
		'application/javascript' 
	]],
	['file-archive-o', [
	    /^application\/x-(g?tar|xz|compress|bzip2|g?zip)$/,
	    /^application\/x-(7z|rar|zip)-compressed$/,
	    /^application\/(zip|gzip|tar)$/
	]],
	['file-word-o', [ 
        /ms-?word/, 'application/vnd.oasis.opendocument.text',
		'application/vnd.openxmlformats-officedocument.wordprocessingml.document'
    ]],
	['file-powerpoint-o', [
	    /ms-?powerpoint/,
		'application/vnd.openxmlformats-officedocument.presentationml.presentation'
	]],
	['file-excel-o', [ 
	    /ms-?excel/,
		'application/vnd.openxmlformats-officedocument.spreadsheetml.sheet'
	]],
	['file-o' ]
];

function match(mimetype, cond) {
	if (Array.isArray(cond)) {
		return cond.reduce(function(v, c) {
			return v || match(mimetype, c);
		}, false);
	} else if (cond instanceof RegExp) {
		return cond.test(mimetype);
	} else if (cond === undefined) {
		return true;
	} else {
		return mimetype === cond;
	}
}

var cache = {};
function resolve(mimetype) {
	if (cache[mimetype]) {
		return cache[mimetype];
	}
	for (var i = 0; i < mapping.length; i++) {
		if (match(mimetype, mapping[i][1])) {
			cache[mimetype] = mapping[i][0];
			return mapping[i][0];
		}
	}
}

function mimetype2fa(mimetype, options) {
	if (typeof mimetype === 'object') {
		options = mimetype;
		return function(mimetype) {
			return mimetype2fa(mimetype, options);
		};
	} else {
		var icon = resolve(mimetype);
		if (icon && options && options.prefix) {
			return options.prefix + icon;
		} else {
			return icon;
		}
	}
}

return {
	mimetype2fa: mimetype2fa,
};

});