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Developer? Store owner? Both?

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~ ⚡ whoami Wynn Netherland

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I’m

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175 slides, 45 minutes

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LET'S DO THIS!

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Titles are the new bullets.

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3.5 years ago...

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Polyphonic

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having two or more independent but harmonically related melodic parts sounding together pol·y·phon·ic adjective:

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Are you listening to your store?

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Cha-ching!

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Click-a-click-click-whiff!

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Click-a-click-click-boom!

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Click-a-chug-a-chug-a

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Wasn't Jeff Casimir's talk great?

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Polymorphic

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occurring in or having many forms or shapes or appearances pol·y·morph·ic adjective:

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Why?

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your store != my store

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your business != my business

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Branding, trust.

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Geographic sensibilities

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Methods of Spree customization

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Extensions

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Extensions refer to discrete packages of code that provide new functionality to a Spree application, while extensions may affect the appearance of a Spree application they generally only provide additional interfaces to enable users to interact with the new functionality provided.

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Extensions refer to discrete packages of code that provide new functionality to a Spree application, while extensions may affect the appearance of a Spree application they generally only provide additional interfaces to enable users to interact with the new functionality provided.

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Themes

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Themes are discrete packages of code that only affect the appearance of a Spree application (and generally only the front-end store). Themes do not generally include any logic customizations.

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Themes are discrete packages of code that only affect the appearance of a Spree application (and generally only the front-end store). Themes do not generally include any logic customizations.

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Powered by Rails Engines Wasn't Ryan Bigg's talk great?

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(Good conferences aren't DRY)

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The Asset Pipeline

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We rename Und now vee dance.

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precompile is your friend

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bundle exec rake assets:precompile RAILS_ENV=development

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drwxr-xr-x 17 wynn staff 578 Nov 2 08:36 . drwxr-xr-x 8 wynn staff 272 Nov 2 08:35 .. drwxr-xr-x 16 wynn staff 544 Nov 2 08:36 admin -rw-r--r-- 1 wynn staff 155 Nov 2 08:30 application.css -rw-r--r-- 1 wynn staff 143 Nov 2 08:30 application.css.gz drwxr-xr-x 7 wynn staff 238 Nov 2 08:36 creditcards drwxr-xr-x 3 wynn staff 102 Nov 2 08:36 datepicker -rw-r--r-- 1 wynn staff 1150 Nov 2 08:19 favicon.ico drwxr-xr-x 6 wynn staff 204 Nov 2 08:36 icons drwxr-xr-x 4 wynn staff 136 Nov 2 08:36 jqPlot drwxr-xr-x 15 wynn staff 510 Nov 2 08:36 jquery-ui drwxr-xr-x 3 wynn staff 102 Nov 2 08:35 jquery.alerts drwxr-xr-x 3 wynn staff 102 Nov 2 08:35 jquery.jstree -rw-r--r-- 1 wynn staff 6694 Nov 2 08:36 manifest.yml drwxr-xr-x 5 wynn staff 170 Nov 2 08:36 noimage -rw-r--r-- 1 wynn staff 1608 Nov 2 08:19 spinner.gif drwxr-xr-x 6 wynn staff 204 Nov 2 08:36 store

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active_reload is a must Included in Rails 3.2

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Anatomy of a theme

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spree_rdr_theme [ master: ✔ ] 6d ⚡ tree -d

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spree_rdr_theme [ master: ✔ ] 6d ⚡ tree -d . ├── app │ ├── assets │ │ ├── images │ │ │ └── store │ │ │ └── icons │ │ ├── javascripts │ │ │ └── store │ │ └── stylesheets │ │ └── store │ ├── overrides │ └── views │ └── spree │ ├── shared │ └── wishlists ├── lib │ └── generators │ └── spree_rdr_theme │ └── install └── vendor └── assets ├── images │ └── fancybox ├── javascripts └── stylesheets

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spree_rdr_theme [ master: ✔ ] 6d ⚡ tree -d . ├── app │ ├── assets │ │ ├── images │ │ │ └── store │ │ │ └── icons │ │ ├── javascripts │ │ │ └── store │ │ └── stylesheets │ │ └── store │ ├── overrides │ └── views │ └── spree │ ├── shared │ └── wishlists ├── lib │ └── generators │ └── spree_rdr_theme │ └── install └── vendor └── assets ├── images │ └── fancybox ├── javascripts └── stylesheets Your stuff

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spree_rdr_theme [ master: ✔ ] 6d ⚡ tree -d . ├── app │ ├── assets │ │ ├── images │ │ │ └── store │ │ │ └── icons │ │ ├── javascripts │ │ │ └── store │ │ └── stylesheets │ │ └── store │ ├── overrides │ └── views │ └── spree │ ├── shared │ └── wishlists ├── lib │ └── generators │ └── spree_rdr_theme │ └── install └── vendor └── assets ├── images │ └── fancybox ├── javascripts └── stylesheets Your Stylesheets, images, JavaScripts

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spree_rdr_theme [ master: ✔ ] 6d ⚡ tree -d . ├── app │ ├── assets │ │ ├── images │ │ │ └── store │ │ │ └── icons │ │ ├── javascripts │ │ │ └── store │ │ └── stylesheets │ │ └── store │ ├── overrides │ └── views │ └── spree │ ├── shared │ └── wishlists ├── lib │ └── generators │ └── spree_rdr_theme │ └── install └── vendor └── assets ├── images │ └── fancybox ├── javascripts └── stylesheets Your Deface overrides

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Deface Wasn't Brian Quinn's talk great?

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Deface::Override.new(:virtual_path => "posts/_form", :name => "example-1", :replace => "h1", :text => "

New Post

") Deface::Override.new(:virtual_path => "posts/_form", :name => "example-1", :replace => "h1") do "

New Post

" end In a block

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spree_rdr_theme [ master: ✔ ] 6d ⚡ tree -d . ├── app │ ├── assets │ │ ├── images │ │ │ └── store │ │ │ └── icons │ │ ├── javascripts │ │ │ └── store │ │ └── stylesheets │ │ └── store │ ├── overrides │ └── views │ └── spree │ ├── shared │ └── wishlists ├── lib │ └── generators │ └── spree_rdr_theme │ └── install └── vendor └── assets ├── images │ └── fancybox ├── javascripts └── stylesheets Your custom views

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spree_rdr_theme [ master: ✔ ] 6d ⚡ tree -d . ├── app │ ├── assets │ │ ├── images │ │ │ └── store │ │ │ └── icons │ │ ├── javascripts │ │ │ └── store │ │ └── stylesheets │ │ └── store │ ├── overrides │ └── views │ └── spree │ ├── shared │ └── wishlists ├── lib │ └── generators │ └── spree_rdr_theme │ └── install └── vendor └── assets ├── images │ └── fancybox ├── javascripts └── stylesheets Third party libraries and frameworks

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Polyglotnic Ok, so I made that one up

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A person having a speaking, reading, or writing knowledge of several languages pol·y·glot adjective:

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CSS3

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border-radius

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border-image

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www.zurb.com/playground/awesome-overlays

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background-size

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gradients

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RGBA, HSL, HSLA colors rgba (0,0,0,1) is the new black!

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text-shadow

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box-shadow

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word wrap

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outline

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columns

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@font-face Typographic freedom! means

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New selectors Cool

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* E .class #id E F E > F E + F E[attribute] E[attribute=value] E[attribute~=value] E[attribute|=value] :first-child :link :visited :lang() :before ::before :after ::after :first-letter ::first-letter :first-line ::first-line E[attribute^=value] E[attribute$=value] E[attribute*=value] E ~ F :root :last-child :only-child :nth-child() :nth-last-child() :first-of-type :last-of-type :only-of-type :nth-of-type() :nth-last-of-type() :empty :not() :target :enabled :disabled :checked CSS3 selectors (and some golden oldies) :header Steal this from jQuery, please

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CSS Frameworks

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Percentage-based grid, screenshot in Firefox 4.0 http://host.sonspring.com/yui3_grid

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Sass

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Nested rules

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table.users tr td {background: #111} table.users tr td a {color: #333} Nested rules - selectors

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table.users { tr { td { background: #d1d1d; a { color: #111; } } } } Nested rules - selectors

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table.users { tr { td { color: #111; &.alt { color: #333; } &:hover { color: #666; } } } } Nested rules - selectors

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.users { font: { size: 1.2em; style: italics; weight: bold; } } Nested rules - properties

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Syntax options

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table.users { tr { td { background: #d1d1d; a { color: #111; } } } } Syntax options - SCSS Sassy CSS!

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table.users tr td background: #d1d1d a color: #111 Syntax options - Indented I — whitespace

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Variables

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.user { background: #333; border-size: 2px; } .owner { background: #333; border-size: 2px; } .admin { background: #666; border-size: 4px; } Variables

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$gray: #333; $default_border: 2px; .user { background: $gray; border-size: $default_border;} .owner { background: $gray; border-size: $default_border;} .admin { background: $gray + #333; border-size: $default_border + 2px; } Variables Even math! and color mixing!

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Mixins

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.avatar { padding: 2px; border: solid 1px #ddd; position: absolute; top: 5px; left: 5px; } p img { padding: 2px; border: solid 1px #ddd; } Mixins

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@mixin frame($padding_width: 2px, $border_color: #ddd) { padding: $padding_width; border: { width: 1px; style: solid; color $border_color; } } .avatar { @include frame; position: absolute; top: 5px; left: 5px; } p img { @include frame(1px, #ccc);} Mixins defines the mixin mixes in the rules

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Extend

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.flash { padding: 5px; border-width: 1px; font-weight: bold; } .error { color: #8a1f11; background: #fbe3e4; } .notice { color: #514721; background: #fff6bf; } Mixins

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.flash { padding: 5px; border-width: 1px; font-weight: bold; } .error { @extend .flash; color: #8a1f11; background: #fbe3e4; } .notice { @extend .flash; color: #514721; background: #fff6bf; } Mixins

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.flash, .error, .notice { padding: 5px; border-width: 1px; font-weight: bold; } .error { color: #8a1f11; background: #fbe3e4; } .notice { color: #514721; background: #fff6bf; } Mixins now we can use a single class in our markup

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Imports

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@import url(/css/reset.css) @import url(/css/typography.css) @import url(/css/layout.css) Imports parent + 3 @imports = 4 HTTP requests

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@import "reset.scss" # _reset.scss @import "typography" # _typography.scss @import "layout.css" # url(layout.css) Imports Included at compile time - just one http request

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Imports + Mixins Now it gets fun!

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A brief detour

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Vendor prefixes and the growing -webkit monoculture

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Every Time You Call a Proprietary Feature “CSS3,” a Kitten Dies by L E A V E R O U

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Prefix or Posthack by E R I C M E Y E R

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“It’s time to abolish all vendor prefixes. They’ve become solutions for which there is no problem, and they are actively harming web standards.” — Peter-Paul Koch aka @ppk http://www.quirksmode.org/blog/archives/2010/03/css_vendor_pref.html

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Ummm. Not so fast.

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@import "compass/css3.scss"; .callout { @include border-radius(5px); @include linear-gradient("left top", "left bottom", #fff, #ddd); } .callout { -moz-border-radius: 5px; -webkit-border-radius: 5px; -border-radius: 5px; background-image: -moz-linear-gradient(top, bottom, from(#fff), to(#ddd)); background-image: -webkit-gradient(linear, left top, left bottom, color-stop(0.00, #fff), color-stop(1.00, #ddd)); } Compass CSS3 mixins very different syntax

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“Well, reactions to my proposal to abolish vendor prefixes are mixed, and I might have overshot my target here.” -Peter-Paul Koch aka @ppk http://www.quirksmode.org/blog/archives/2010/03/css_vendor_pref_1.html

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Solutions?

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beta-new-css8-property-dilly isn't that just like not having it? ...and we're back.

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Vendor specific stylesheets Maybe. But I'd like to retain Internet Explorer's special status unto itself

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CSS preprocesors Hey, funny you should ask!

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Bring your favorite CSS Framework

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...
...
...
A Blueprint example boo? / Yay?

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#wrapper { @include container; #content { @include column(7); @include append(1); #featured { @include column(5, true); } } #sidebar { @include column(3, true); @include prepend(1); } } A Blueprint example

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Look, Ma! No math!

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Functions

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Very. Powerful. Functions.

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hue(#cc3) => 60deg saturation(#cc3) => 60% lightness(#cc3) => 50% adjust-hue(#cc3, 20deg) => #9c3 saturate(#cc3, 10%) => #d9d926 desaturate(#cc3, 10%) => #bfbf40 lighten(#cc3, 10%) => #d6d65c darken(#cc3, 10%) => #a3a329 grayscale(#cc3) => desaturate(#cc3, 100%) = #808080 complement(#cc3) => adjust-hue(#cc3, 180deg) = #33c mix(#cc3, #00f) => #e56619 mix(#cc3, #00f, 10%) => #f91405 mix(#cc3, #00f, 90%) => #d1b72d Sass 2.4 color functions http://nex-3.com/posts/89-powerful-color-manipulation-with-sass

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mix(rgba(51, 255, 51, 0.75), #f00) => rgba(178, 95, 19, 0.875) mix(rgba(51, 255, 51, 0.90), #f00) => rgba(163, 114, 22, 0.95) alpha(rgba(51, 255, 51, 0.75)) => 0.75 opacity(rgba(51, 255, 51, 0.75)) => 0.75 opacify(rgba(51, 255, 51, 0.75), 0.1) => rgba(51, 255, 51, 0.85) fade-in(rgba(51, 255, 51, 0.75), 0.1) => rgba(51, 255, 51, 0.85) transparentize(rgba(51, 255, 51, 0.75), 0.1) => rgba(51, 255, 51, 0.65) fade-out(rgba(51, 255, 51, 0.75), 0.1) => rgba(51, 255, 51, 0.65) Sass color functions with alpha support! http://nex-3.com/posts/89-powerful-color-manipulation-with-sass

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Sass and Compass CSS extensions & compiler Patterns & plugins

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...like peas and carrots.

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A quick survey of Compass

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CSS3

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CSS3 ★ Appearance ★ Background Clip ★ Background Origin ★ Background Size ★ Border Radius ★ Box ★ Box Shadow ★ Box Sizing ★ CSS3 Pie ★ Columns ★ Font Face ★ Gradient ★ Images ★ Inline Block ★ Opacity ★ Shared Utilities ★ Text Shadow ★ Transform ★ Transform (legacy) ★ Transition

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Image sprites

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@import "icon/*.png" .actions .new +icon-sprite(new) .edit +icon-sprite(edit) .save +icon-sprite(save) .delete +icon-sprite(delete) Image sprites .icon-sprite, .actions .new, .actions .edit, .actions .save, .actions .delete { background: url('/images/icon-34fe0604ab.png') no-repeat; } .actions .new { background-position: 0 -64px; } .actions .edit { background-position: 0 -32px; } .actions .save { background-position: 0 -96px; } .actions .delete { background-position: 0 0; } @import "icon/*.png" public/images/icon/new.png public/images/icon/edit.png public/images/icon/save.png public/images/icon/delete.png 1. 2. 3. I like the Sprite in you®

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URL helpers

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#nav background: image-url("nav_bg.png") repeat-x top center DEVELOPMENT #nav { background: url("/images/nav_bg.png") repeat-x top center; } PRODUCTION #nav { background: url("http://assets.example.com/images/nav_bg.png") repeat-x top center; } URL helpers relative paths for development, absolute for production

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stylesheet-url($path) font-url($path) image-url($path) URL helpers

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Share your patterns

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http://brandonmathis.com/projects/fancy-buttons/

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@import "fancy-buttons" button, a.button +fancy-button(#2966a8)

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compass-960

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$ninesixty-columns: 16 #wrap +grid-container #left-nav +alpha +grid(5) #main-content +grid-prefix(1) +grid(10) +omega Compass 960 https://github.com/chriseppstein/compass-960-plugin

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compass-wordpress

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$ gem install compass-wordpress CRANK OUT A NEW SASS-Y WORDPRESS THEME $ compass -r compass-wordpress \ -f wordpress -p thematic \ --sass-dir=sass --css-dir=css \ -s compressed my_awesome_theme AUTOCOMPILE YOUR CHANGES $ compass --watch Compass and WordPress shameless plug

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compass-formalize

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Isn’t she Sassy, folks? GET THE BOOK.

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sass40 Save 40% and get early access! Sadly, sass100 is not a valid code.

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Haml

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<%= "boo" %>

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#profile .left.column #date= print_date #address= current_user.address .right.column #email= current_user.email #bio= current_user.bio HAML
<%= print_date %>
<%= current_user.address %> div>
<%= current_user.email %>
<%= current_user.bio %>
ERB

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Think and work in CSS selectors

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Never chase that again

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COFFEESCRIPT

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It's still just JavaScript.

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Compiles right in the AP

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charity [ master: ✔ ] 1d ⚡ tree app/assets/ app/assets/javascripts/ ├── application.js.coffee ├── ie8.js.coffee ├── media.js.coffee ├── mobile.js.coffee ├── pc │ ├── _boot.js.coffee │ ├── models │ │ ├── campaign.js.coffee │ │ ├── campaigns.js.coffee │ │ ├── project.js.coffee │ │ ├── projects.js.coffee │ │ └── scoreboard.js.coffee │ ├── routers │ │ └── discover.js.coffee │ └── views │ ├── calc.js.coffee │ ├── cropper.js.coffee │ ├── data_table.js.coffee │ ├── discover │ │ ├── app.js.coffee │ │ ├── campaigns_panel.js.coffee │ │ ├── map.js.coffee

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var foo = function () { } foo = () -> I’d rather write this. JAVASCRIPT COFFEESCRIPT

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var button = Titanium.UI.createButton({ title: 'I am a Button', height: 40, width: 200, top: 10 }); button.addEventListener('click', function(e) { alert("Oooh, that tickles!"); }); JAVASCRIPT

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button = Titanium.UI.createButton title: 'I am a Button' height: 40 width: 200 top: 10 button.addEventListener 'click', (e) -> alert "Oooh, that tickles!" COFFEESCRIPT

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It's about more than aesthetics ;{ } For me,

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Some of my favorite features...

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for own key, value of query uri += "#{ key }=#{ escape(value) }&" COFFEESCRIPT var key, value; var __hasProp = Object.prototype.hasOwnProperty; for (key in query) { if (!__hasProp.call(query, key)) continue; value = query[key]; uri += "" + key + "=" + (escape(value)) + "&"; } JAVASCRIPT

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for own key, value of query uri += "#{ key }=#{ escape(value) }&" COFFEESCRIPT Comprehensions

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for own key, value of query uri += "#{ key }=#{ escape(value) }&" COFFEESCRIPT Interpolation

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courseButtonSubhead = Ti.UI.createLabel className: 'optRowSubhead' text: "#{GolfStatus.App.currentGame?.green?.name}" COFFEESCRIPT The Existential Operator

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class GolfStatus.Models.Game constructor: (@owner, @course, @playingFor='brag', @scoringFormat='low_net') -> @players = {} @addPlayer @owner if @owner @green = @course.greens[0] if @course @currentHole = 1 @maxHolePlayed = 1 # elsewhere game = new GolfStatus.Models.Game(...) COFFEESCRIPT Simple inheritance pattern

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class GolfStatus.Models.Game constructor: (@owner, @course, @playingFor='brag', @scoringFormat='low_net') -> @players = {} @addPlayer @owner if @owner @green = @course.greens[0] if @course @currentHole = 1 @maxHolePlayed = 1 COFFEESCRIPT @

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class GolfStatus.Models.Game constructor: (@owner, @course, @playingFor='brag', @scoringFormat='low_net') -> @players = {} @addPlayer @owner if @owner @green = @course.greens[0] if @course @currentHole = 1 @maxHolePlayed = 1 COFFEESCRIPT Default values

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class GolfStatus.Models.Game constructor: (@owner, @course, @playingFor='brag', @scoringFormat='low_net') -> @players = {} @addPlayer @owner if @owner @green = @course.greens[0] if @course @currentHole = 1 @maxHolePlayed = 1 COFFEESCRIPT More human conditionals

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GolfStatus.Models.Game::PlayingForTypes = brag: 'Bragging Rights' cash: 'Status Cash' GolfStatus.Models.Game::ScoringFormats = low_net: 'Low Net' low_grows: 'Low Gross' COFFEESCRIPT Easy object.prototype

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noticeHTML =''' ''' noticeHTML += "
#{noticeText}
" noticeHTML += ''' ''' COFFEESCRIPT Heredocs

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Because string building sucks.

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And so much more.

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http://wynn.fm/2Y

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GET THE BOOK. http://wynn.fm/g8

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JavaScript Frameworks

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https://github.com/documentcloud/underscore From Jeremy Ashkenas, the creator of CoffeeScript. https://github.com/documentcloud/backbone

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QUESTIONS? http://spkr8.com/t/9283