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module Fanforce::Plugin::Sinatra::RactiveHelpers
# Creates a string representation of a javascript object for ractive.js
def compile_ractive_templates(options={}, &block)
format = options[:format] == 'html' ? :html : :json
context = create_context
html = context.capture_haml(&block)
html.gsub!(/([^\s])\s*\{\{\/if}}(\s*\{\{elseif)/, '\1\2') # if/elseif
html.gsub!(/([^\s])\s*\{\{\/if}}(\s*\{\{else)/, '\1\2') # if/else
html.gsub!(/([^\s])\s*\{\{\/elseif}}(\s*\{\{elseif)/, '\1\2') # elseif/elseif
html.gsub!(/([^\s])\s*\{\{\/elseif}}(\s*\{\{else)/, '\1\2') # elseif/else
html.gsub!(/{\{\/elseif}}/, '{{/if}}') # /elseif -> /if
html.gsub!(/{\{\/else}}/, '{{/if}}') # /else -> /if
return html if format == :html
single_line_html = html.split(/\r?\n/).inject('') {|sl, l| sl += l.strip + ' ' }
matches = single_line_html.scan(/<script id=[\"'](.*?)[\"'](?:.*?)>(.*?)(?:<\/script>)/mi)
matches.inject({}) {|t,m| t[m[0]] = m[1]; t }.to_json
end
def RACTIVE(command, helper, &block)
begin require 'haml' rescue LoadError raise 'You must have the haml gem installed to use Fanforce.compile_jquery_templates.' end
raise ArgumentError, 'Missing block' unless block_given?
opener = "#{command}"
opener += " #{helper}" if helper
closer = command.gsub('#','')
context = create_context
"{{#{opener}}}\n" + context.capture_haml(&block).to_s.split("\n").inject('') {|html, l| html += " #{l}\n"} + "{{/#{closer}}}"
end
def IF(helper, &block)
RACTIVE('#if', helper, &block)
end
def ELSE_IF(helper, &block)
RACTIVE('elseif', helper, &block)
end
def ELSE(&block)
RACTIVE('else', nil, &block)
end
def FOREACH(helper, &block)
RACTIVE("##{helper}", nil, &block)
end
def create_context
context = Object.new
class << context
include Haml::Helpers
end
context.init_haml_helpers
context
end
end
Version data entries
13 entries across 13 versions & 1 rubygems