PadrinoCheatSheet

command line
---------------------------------
padrino g project achiever -d none -t rspec -s none -e erb -c none -m none -b
padrino g controller Admin get:index get:new post:create
padrino start                               #defaults, non daemonized
padrino start -d -p 3000 -e development     #daemonized, port 3000, specified env
padrino 
padrino rake spec
padrino rake routes


logging
---------------
#boot.rb
Padrino::Logger::Config[:development][:stream] = :to_file
Padrino.load!

#usage
logger.info "foo"
#also available: fatal, error, warn, debug


stylesheet/javascript/favicon tag generation:
---------------------
<%= javascript_include_tag 'foo_js' %>
<%= stylesheet_link_tag 'foo_css' %>
<%= favicon_tag 'images/favicon.png' %>
# feed_tag also available


sections
-------------------------
<% content_for :blah do %>
  foo bar baz
<% end %>

<div>
  <%= yield_content :blah %>
</div>


form/html helpers
--------------------------
<%= link_to "Code Critic", url_for(:main, :index) %>

input_tag :text, :class => "demo" # => <input type='text' class='demo' />

form_tag '/destroy', :class => 'destroy-form', :method => 'delete' do
end

escape_html('<foo>abc</foo>')
pluralize(2, 'person') # '2 people'
word_wrap('foo bar baz', :line_width => 4)
truncate('foo bar baz', :length => 9)  # foo bar ba ...
truncate_words('foo bar baz', :length => 2) # foo bar ...
strip_tags('<foo>abc</foo>')   #abc
distance_of_time_in_words(2800.days.ago)  # 'over 7 years'
distance_of_time_in_words(5.minutes.ago)  # '5 minutes'
time_ago_in_words(2.days.ago)   # '2 days'
time_ago_in_words(1.day.from_now) # 'tomorrow'


view rendering
------------------------
render :erb, 'path/to/erb/template'
render 'path/to/erb/template'
partial 'foo/bar', :collection => @photos
partial 'foo/baz', :object => @photo

layout :main_layout

render :erb, 'path/blah', :layout => :main_layout


controllers and routing
------------------------
http://www.padrinorb.com/guides/controllers


Active Record Task (ORM)
------------------------

rake ar:abort_if_pending_migrations    # Raises an error if there are pending migrations.
rake ar:auto:upgrade                   # Uses schema.rb to auto-upgrade.
rake ar:charset                        # Retrieves database charset.
rake ar:collation                      # Retrieves databsae collation.
rake ar:create                         # Creates the database as defined in config/database.yml
rake ar:create:all                     # Creates local databases as defined in config/database.yml
rake ar:drop                           # Drops the database for the current Padrino.env
rake ar:drop:all                       # Drops local databases defined in config/database.yml
rake ar:forward                        # Pushes the schema to the next version.
rake ar:migrate                        # Migrates the database through scripts in db/migrate.
rake ar:migrate:down                   # Runs the "down" for a given migration VERSION.
rake ar:migrate:redo                   # Rollbacks current migration and migrates up to version
rake ar:migrate:reset                  # Resets your database using your migrations.
rake ar:migrate:up                     # Runs the "up" for a given migration VERSION NUMBER
rake ar:reset                          # Drops and recreates the database using db/schema.rb.
rake ar:rollback                       # Rolls back the schema to previous schema version.
rake ar:schema:dump                    # Creates a portable db/schema.rb file.
rake ar:schema:load                    # Loads a schema.rb file into the database.
rake ar:schema:to_migration            # Creates a migration from schema.rb
rake ar:schema:to_migration_with_reset # Creates a migration and resets the migrations log.
rake ar:setup                          # Creates the database, loads the schema, and seeds data.
rake ar:structure:dump                 # Dumps the database structure to a SQL file.
rake ar:version                        # Retrieves the current schema version number.