# Green Monkey
## About
This Gem allows you to make html-layout with microdata properties easier. It works with ruby 1.9, rails 3, haml 3.
## Install
Add to Gemfile
```ruby
gem "green_monkey"
```
## Examples
### helper `time_tag`
It almost as rails' time_tag but make `datetime` attribute in iso8601 format, according to Microdata specifications
Also it accepts Numeric values as duration
Haml & HTML:
```haml
= time_tag post.created_at
= time_tag post.created_at, itemprop: "datePublished"
= time_tag 3.hours + 30.minutes
```
```html
```
### helper `time_tag_interval`
The same with `time_tag` but made for time intervals
```haml
= time_tag_interval Time.parse("14 March 1879"), Time.parse("18 April 1955"), :format => '%d %h %Y'
= time_tag_interval Time.parse("14 March 1989"), 150.hours, :format => :short
```
```html
```
### ActiveRecord::Base#html\_schema\_type
```ruby
class User < ActiveRecord::Base
html_schema_type :Person
end
User.html_schema_type #=> Mida::SchemaOrg::Person
User.find(1).html_schema_type => Mida::SchemaOrg::Person
```
### Haml magic
Attribute `itemprop`
```haml
%span[:name]= item.name
Item name
```
`itemscope` and `iteptype` attributes
```haml
%article[Mida(:Event)] # =>
%article[Mida(:Event, :DrinkUp)] # =>
%article[@user] # =>
```
### Real examples
Haml:
```haml
%article[post]
= link_to "/posts/#{post.id}", :itemprop => "url" do
%h3[:name]>= post.title
.post_body[:articleBody]= post.body.html_safe
= time_tag(post.created_at, :itemprop => "datePublished")
```
Output:
```html