From 99669b8e4ea6ed3a8eedc8d1bb35b858d705c5c9 Mon Sep 17 00:00:00 2001 From: Matchu Date: Thu, 9 Aug 2012 22:59:35 -0400 Subject: [PATCH] cache homepage latest contribution --- app/controllers/outfits_controller.rb | 6 +- app/models/contribution_observer.rb | 11 ++ app/views/outfits/new.html.haml | 20 ++-- config/application.rb | 2 +- config/assets.yml | 1 + public/javascripts/jquery.timeago.js | 152 ++++++++++++++++++++++++++ public/javascripts/outfits/new.js | 1 + 7 files changed, 180 insertions(+), 13 deletions(-) create mode 100644 app/models/contribution_observer.rb create mode 100644 public/javascripts/jquery.timeago.js diff --git a/app/controllers/outfits_controller.rb b/app/controllers/outfits_controller.rb index 4325c99b..2404e243 100644 --- a/app/controllers/outfits_controller.rb +++ b/app/controllers/outfits_controller.rb @@ -61,8 +61,10 @@ class OutfitsController < ApplicationController @newest_items = Item.newest.select([:id, :name, :thumbnail_url]).limit(9) end - @latest_contribution = Contribution.recent.first - Contribution.preload_contributeds_and_parents([@latest_contribution]) + unless fragment_exist?('outfits#new latest_contribution') + @latest_contribution = Contribution.recent.first + Contribution.preload_contributeds_and_parents([@latest_contribution]) + end end def show diff --git a/app/models/contribution_observer.rb b/app/models/contribution_observer.rb new file mode 100644 index 00000000..52f23c93 --- /dev/null +++ b/app/models/contribution_observer.rb @@ -0,0 +1,11 @@ +class ContributionObserver < ActiveRecord::Observer + def after_create(contribution) + controller.expire_fragment('outfits#new latest_contribution') + end + + private + + def controller + @controller ||= ActionController::Base.new + end +end diff --git a/app/views/outfits/new.html.haml b/app/views/outfits/new.html.haml index 84f290cf..2f319032 100644 --- a/app/views/outfits/new.html.haml +++ b/app/views/outfits/new.html.haml @@ -74,17 +74,17 @@ = pet_name_tag :placeholder => raw('model a pet…') = submit_tag 'submit' -#latest-contribution - = link_to 'Contributions:', contributions_path, :id => 'recent-contributions-link' - = link_to @latest_contribution.user.name, user_contributions_path(@latest_contribution.user) - showed us - = succeed '.' do - = contributed_description @latest_contribution.contributed, false - Thanks, - = succeed '!' do +- cache 'outfits#new latest_contribution' do + #latest-contribution + = link_to 'Contributions:', contributions_path, :id => 'recent-contributions-link' = link_to @latest_contribution.user.name, user_contributions_path(@latest_contribution.user) - %span#latest-contribution-created-at{:title => @latest_contribution.created_at.to_s} - #{time_ago_in_words @latest_contribution.created_at} ago + showed us + = succeed '.' do + = contributed_description @latest_contribution.contributed, false + Thanks, + = succeed '!' do + = link_to @latest_contribution.user.name, user_contributions_path(@latest_contribution.user) + %abbr#latest-contribution-created-at{:title => @latest_contribution.created_at.getutc.iso8601} #whats-new diff --git a/config/application.rb b/config/application.rb index 21b1fc5b..b3cb1f29 100644 --- a/config/application.rb +++ b/config/application.rb @@ -20,7 +20,7 @@ module OpenneoImpressItems # config.plugins = [ :exception_notification, :ssl_requirement, :all ] # Activate observers that should always be running - config.active_record.observers = :item_observer, :user_sweeper + config.active_record.observers = :contribution_observer, :item_observer, :user_sweeper # Set Time.zone default to the specified zone and make Active Record auto-convert to this zone. # Run "rake -D time" for a list of tasks for finding time zone names. Default is UTC. diff --git a/config/assets.yml b/config/assets.yml index ed14601b..8ad06fca 100644 --- a/config/assets.yml +++ b/config/assets.yml @@ -14,6 +14,7 @@ javascripts: - public/javascripts/outfits/edit.js new_outfit_package: + - public/javascripts/jquery.timeago.js - public/javascripts/pet_query.js - public/javascripts/outfits/new.js diff --git a/public/javascripts/jquery.timeago.js b/public/javascripts/jquery.timeago.js new file mode 100644 index 00000000..2e8d29f5 --- /dev/null +++ b/public/javascripts/jquery.timeago.js @@ -0,0 +1,152 @@ +/** + * Timeago is a jQuery plugin that makes it easy to support automatically + * updating fuzzy timestamps (e.g. "4 minutes ago" or "about 1 day ago"). + * + * @name timeago + * @version 0.11.4 + * @requires jQuery v1.2.3+ + * @author Ryan McGeary + * @license MIT License - http://www.opensource.org/licenses/mit-license.php + * + * For usage and examples, visit: + * http://timeago.yarp.com/ + * + * Copyright (c) 2008-2012, Ryan McGeary (ryan -[at]- mcgeary [*dot*] org) + */ +(function($) { + $.timeago = function(timestamp) { + if (timestamp instanceof Date) { + return inWords(timestamp); + } else if (typeof timestamp === "string") { + return inWords($.timeago.parse(timestamp)); + } else if (typeof timestamp === "number") { + return inWords(new Date(timestamp)); + } else { + return inWords($.timeago.datetime(timestamp)); + } + }; + var $t = $.timeago; + + $.extend($.timeago, { + settings: { + refreshMillis: 60000, + allowFuture: false, + strings: { + prefixAgo: null, + prefixFromNow: null, + suffixAgo: "ago", + suffixFromNow: "from now", + seconds: "less than a minute", + minute: "about a minute", + minutes: "%d minutes", + hour: "about an hour", + hours: "about %d hours", + day: "a day", + days: "%d days", + month: "about a month", + months: "%d months", + year: "about a year", + years: "%d years", + wordSeparator: " ", + numbers: [] + } + }, + inWords: function(distanceMillis) { + var $l = this.settings.strings; + var prefix = $l.prefixAgo; + var suffix = $l.suffixAgo; + if (this.settings.allowFuture) { + if (distanceMillis < 0) { + prefix = $l.prefixFromNow; + suffix = $l.suffixFromNow; + } + } + + var seconds = Math.abs(distanceMillis) / 1000; + var minutes = seconds / 60; + var hours = minutes / 60; + var days = hours / 24; + var years = days / 365; + + function substitute(stringOrFunction, number) { + var string = $.isFunction(stringOrFunction) ? stringOrFunction(number, distanceMillis) : stringOrFunction; + var value = ($l.numbers && $l.numbers[number]) || number; + return string.replace(/%d/i, value); + } + + var words = seconds < 45 && substitute($l.seconds, Math.round(seconds)) || + seconds < 90 && substitute($l.minute, 1) || + minutes < 45 && substitute($l.minutes, Math.round(minutes)) || + minutes < 90 && substitute($l.hour, 1) || + hours < 24 && substitute($l.hours, Math.round(hours)) || + hours < 42 && substitute($l.day, 1) || + days < 30 && substitute($l.days, Math.round(days)) || + days < 45 && substitute($l.month, 1) || + days < 365 && substitute($l.months, Math.round(days / 30)) || + years < 1.5 && substitute($l.year, 1) || + substitute($l.years, Math.round(years)); + + var separator = $l.wordSeparator === undefined ? " " : $l.wordSeparator; + return $.trim([prefix, words, suffix].join(separator)); + }, + parse: function(iso8601) { + var s = $.trim(iso8601); + s = s.replace(/\.\d+/,""); // remove milliseconds + s = s.replace(/-/,"/").replace(/-/,"/"); + s = s.replace(/T/," ").replace(/Z/," UTC"); + s = s.replace(/([\+\-]\d\d)\:?(\d\d)/," $1$2"); // -04:00 -> -0400 + return new Date(s); + }, + datetime: function(elem) { + var iso8601 = $t.isTime(elem) ? $(elem).attr("datetime") : $(elem).attr("title"); + return $t.parse(iso8601); + }, + isTime: function(elem) { + // jQuery's `is()` doesn't play well with HTML5 in IE + return $(elem).get(0).tagName.toLowerCase() === "time"; // $(elem).is("time"); + } + }); + + $.fn.timeago = function() { + var self = this; + self.each(refresh); + + var $s = $t.settings; + if ($s.refreshMillis > 0) { + setInterval(function() { self.each(refresh); }, $s.refreshMillis); + } + return self; + }; + + function refresh() { + var data = prepareData(this); + if (!isNaN(data.datetime)) { + $(this).text(inWords(data.datetime)); + } + return this; + } + + function prepareData(element) { + element = $(element); + if (!element.data("timeago")) { + element.data("timeago", { datetime: $t.datetime(element) }); + var text = $.trim(element.text()); + if (text.length > 0 && !($t.isTime(element) && element.attr("title"))) { + element.attr("title", text); + } + } + return element.data("timeago"); + } + + function inWords(date) { + return $t.inWords(distance(date)); + } + + function distance(date) { + return (new Date().getTime() - date.getTime()); + } + + // fix for IE6 suckage + document.createElement("abbr"); + document.createElement("time"); +}(jQuery)); diff --git a/public/javascripts/outfits/new.js b/public/javascripts/outfits/new.js index 24b97c83..5889262d 100644 --- a/public/javascripts/outfits/new.js +++ b/public/javascripts/outfits/new.js @@ -182,3 +182,4 @@ function addDisqusCount() { (document.getElementsByTagName('HEAD')[0] || document.getElementsByTagName('BODY')[0]).appendChild(s);} })(); +$('#latest-contribution-created-at').timeago();