Module: Blogit::ApplicationHelper

Defined in:
app/helpers/blogit/application_helper.rb

Instance Method Summary collapse

Instance Method Details

#actions(content_or_options = {}, options = {}, &block) ⇒ Object

A helper method for creating a div tag with class ‘actions’. Used as a wrapper for form actions.

content_or_options - The content to include in the div when not using a block. The

options Hash when using a block

options - The options when not using a block block - A block that returns HTML content to include in the div

Returns an HTML safe String



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# File 'app/helpers/blogit/application_helper.rb', line 64

def actions(content_or_options={}, options ={}, &block)
  div_tag_with_default_class("actions", content_or_options, options, &block)
end

#errors_on(object, attribute) ⇒ Object

The first error message for an ActiveRecord::Base model instance attribute

object - An ActiveRecord::Base instance to check attribute - A Symbol or String with the attribute name to check errors on

Examples

errors_on(@user, :first_name)
# => "Can't be blank"

Returns a String with the error message



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# File 'app/helpers/blogit/application_helper.rb', line 37

def errors_on(object, attribute)
  error_message = object.errors[attribute].first
  content_tag(:span, error_message, class: "blogit_error_message") if error_message
end

#field(content_or_options = {}, options = {}, &block) ⇒ Object

A helper method for creating a div tag with class ‘field’. Used for separating form fields.

content_or_options - The content to include in the div when not using a block. The

options Hash when using a block

options - The options when not using a block block - A block that returns HTML content to include in the div

Returns an HTML safe String



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# File 'app/helpers/blogit/application_helper.rb', line 51

def field(content_or_options = {}, options ={}, &block)
  div_tag_with_default_class("field", content_or_options, options, &block)
end

#format_content(content = nil, &block) ⇒ Object

Format content using the default_parser_class

content - A String containing the content to be formatted (defaults: nil) block - A Proc that returns a String of content to be formatted

Examples

format_content("# This is a Markdown header")
# => "<h1>This is a Markdown header</h1>"

format_content do 
  "some text"
end
# => "<p>some text</p>"

Returns an HTML safe String.



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# File 'app/helpers/blogit/application_helper.rb', line 20

def format_content(content = nil, &block)
  content = capture(&block) if block_given?
  parser  = Blogit::configuration.default_parser_class.new(content)
  parser.parsed.to_s.html_safe
end