567a55d381
this is an initial stab at implementing a design I'm working on with Mike Beltzner here: http://wiki.mozilla.org/Firefox:1.1_RSS_Pretty_Print
128 lines
4.3 KiB
JavaScript
128 lines
4.3 KiB
JavaScript
/* ***** BEGIN LICENSE BLOCK *****
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* Version: MPL 1.1/GPL 2.0/LGPL 2.1
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*
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* The contents of this file are subject to the Mozilla Public License Version
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* 1.1 (the "License"); you may not use this file except in compliance with
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* the License. You may obtain a copy of the License at
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* http://www.mozilla.org/MPL/
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*
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* Software distributed under the License is distributed on an "AS IS" basis,
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* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
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* for the specific language governing rights and limitations under the
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* License.
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*
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* The Original Code is Feedview for Firefox.
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*
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* The Initial Developer of the Original Code is
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* Tom Germeau <tom.germeau@epigoon.com>.
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* Portions created by the Initial Developer are Copyright (C) 2005
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* the Initial Developer. All Rights Reserved.
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*
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* Contributor(s):
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* Ben Goodger <ben@mozilla.org>
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*
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* Alternatively, the contents of this file may be used under the terms of
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* either the GNU General Public License Version 2 or later (the "GPL"), or
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* the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
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* in which case the provisions of the GPL or the LGPL are applicable instead
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* of those above. If you wish to allow use of your version of this file only
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* under the terms of either the GPL or the LGPL, and not to allow others to
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* use your version of this file under the terms of the MPL, indicate your
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* decision by deleting the provisions above and replace them with the notice
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* and other provisions required by the GPL or the LGPL. If you do not delete
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* the provisions above, a recipient may use your version of this file under
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* the terms of any one of the MPL, the GPL or the LGPL.
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*
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* ***** END LICENSE BLOCK ***** */
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var FeedView = {
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/**
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* Attempt to get a JavaScript Date object from a string
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* @param str
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* A string that may contain a formatted date
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* @returns A JavaScript Date object representing the date
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*/
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_xmlDate: function(str) {
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str = str.replace("Z", "+00:00");
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var d = str.replace(/^(\d{4})-(\d\d)-(\d\d)T([0-9:]*)([.0-9]*)(.)(\d\d):(\d\d)$/, '$1/$2/$3 $4 $6$7$8');
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d = Date.parse(d);
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d += 1000 * RegExp.$5;
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return new Date(d);
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},
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/**
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* Normalizes date strings embedded in the feed into a common format.
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*/
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_initializeDates: function() {
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// Normalize date formatting for all feed entries
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var divs = document.getElementsByTagName("div");
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for (var i = 0; i < divs.length; i++) {
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var d = divs[i].getAttribute("date");
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dump("*** D = " + d + "\n");
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if (d) {
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// If it is an RFC... date -> first parse it...
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// otherwise try the Date() constructor.
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d = d.indexOf("T") ? xmlDate(d) : new Date(d);
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// If the date could be parsed...
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if (d instanceof Date) {
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// XXX It would be nicer to say day = "Today" or "Yesterday".
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var day = d.toGMTString();
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day = day.substring(0, 11);
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function padZeros(num) {
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return num < 10 ? "0" + num : num;
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}
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divs[i].getElementsByTagName("span")[0].textContent =
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day + " @ " + padZeros(d.getHours()) + ":" + padZeros(d.getMinutes());
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}
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}
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}
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},
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/**
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* Returns the value of a boolean preference
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* @param name
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* The name of the preference
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* @returns The value of the preference
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*/
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_getBooleanPref: function(name) {
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return document.getElementById("data").getAttribute(name) == "true";
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},
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/**
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* Returns the value of an integer preference
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* @param name
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* The name of the preference
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* @returns The value of the preference
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*/
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_getIntegerPref: function(name) {
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return parseInt(document.getElementById("data").getAttribute(name));
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},
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/**
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* Reload the page after an interval
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*/
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reload: function() {
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location.reload();
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},
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/**
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* Initialize the feed view
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*/
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init: function() {
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// Hide the menu if the user chose to have it closed
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if (!this._getBooleanPref("showMenu"))
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document.getElementById("menubox").style.display = "none";
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// Normalize the date formats
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this._initializeDates();
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// Set up the auto-reload timer
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setTimeout("RSSPrettyPrint.refresh()",
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this._getIntegerPref("reloadInterval") * 1000);
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},
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};
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