Encapsulates the notion of a mime type. Can be used at render time, for example, with:
class PostsController < ActionController::Base
def show
@post = Post.find(params[:id])
respond_to do |format|
format.html
format.ics { render body: @post.to_ics, mime_type: Mime::Type.lookup("text/calendar") }
format.xml { render xml: @post }
end
end
end
Methods
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Constants
TRAILING_STAR_REGEXP | = | /^(text|application)\/\*/ |
PARAMETER_SEPARATOR_REGEXP | = | /;\s*\w+="?\w+"?/ |
Attributes
[R] | hash | |
[R] | string | |
[R] | symbol | |
[R] | synonyms |
Class Public methods
lookup(string)
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lookup_by_extension(extension)
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new(string, symbol = nil, synonyms = [])
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parse(accept_header)
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# File actionpack/lib/action_dispatch/http/mime_type.rb, line 196 def parse(accept_header) if !accept_header.include?(',') accept_header = accept_header.split(PARAMETER_SEPARATOR_REGEXP).first parse_trailing_star(accept_header) || [Mime::Type.lookup(accept_header)].compact else list, index = [], 0 accept_header.split(',').each do |header| params, q = header.split(PARAMETER_SEPARATOR_REGEXP) next unless params params.strip! next if params.empty? params = parse_trailing_star(params) || [params] params.each do |m| list << AcceptItem.new(index, m.to_s, q) index += 1 end end AcceptList.sort! list end end
parse_data_with_trailing_star(type)
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For an input of 'text'
, returns [Mime[:json],
Mime[:xml], Mime[:ics], Mime[:html], Mime[:css], Mime[:csv], Mime[:js],
Mime[:yaml], Mime[:text]
.
For an input of 'application'
, returns
[Mime[:html], Mime[:js], Mime[:xml], Mime[:yaml], Mime[:atom],
Mime[:json], Mime[:rss], Mime[:url_encoded_form]
.
parse_trailing_star(accept_header)
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register(string, symbol, mime_type_synonyms = [], extension_synonyms = [], skip_lookup = false)
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# File actionpack/lib/action_dispatch/http/mime_type.rb, line 182 def register(string, symbol, mime_type_synonyms = [], extension_synonyms = [], skip_lookup = false) new_mime = Type.new(string, symbol, mime_type_synonyms) SET << new_mime ([string] + mime_type_synonyms).each { |str| LOOKUP[str] = new_mime } unless skip_lookup ([symbol] + extension_synonyms).each { |ext| EXTENSION_LOOKUP[ext.to_s] = new_mime } @register_callbacks.each do |callback| callback.call(new_mime) end new_mime end
register_alias(string, symbol, extension_synonyms = [])
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Registers an alias that's not used on mime type lookup, but can be referenced directly. Especially useful for rendering different HTML versions depending on the user agent, like an iPhone.
register_callback(&block)
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unregister(symbol)
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This method is opposite of register method.
To unregister a MIME type:
Mime::Type.unregister(:mobile)
Instance Public methods
==(mime_type)
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===(list)
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=~(mime_type)
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all?()
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eql?(other)
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html?()
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ref()
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to_s()
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to_str()
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