Module: Zena::Use::Urls::Common

Included in:
TextDocument::AssetHelper, ControllerMethods, ViewMethods
Defined in:
lib/zena/use/urls.rb

Constant Summary collapse

CACHESTAMP_FORMATS = 
['jpg', 'png', 'gif', 'css', 'js']

Instance Method Summary collapse

Instance Method Details

#append_query_params(path, opts) ⇒ Object 



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# File 'lib/zena/use/urls.rb', line 148

def append_query_params(path, opts)
  if opts == {}
    path
  else
    cachestamp = opts.delete(:cachestamp)
    tz = opts.delete(:tz)
    list = opts.keys.map do |k|
      # FIXME: DOC
      if k.to_s == 'encode_params'
        opts[k].split(',').map(&:strip).map do |key|
          value = params[key]
          if value.kind_of?(Hash)
            {key => value}.to_query
          elsif !value.blank?
            "#{key}=#{CGI.escape(value)}"
          else
            nil
          end
        end
      elsif value = opts[k]
        if value.respond_to?(:strftime_tz)
          "#{k}=#{CGI.escape(value.strftime_tz(_(Zena::Use::Dates::DATETIME), tz))}"
        elsif value.kind_of?(Hash)
          "#{k}=#{value.to_query}"
        elsif value.kind_of?(Node)
          "#{k}=#{value.zip}"
        elsif !value.nil?
          "#{k}=#{CGI.escape(value.to_s)}"
        else
          nil
        end
      else
        nil
      end
    end.flatten.compact
    if cachestamp
      result = path + "?#{cachestamp}" + (list.empty? ? '' : "&#{list.sort.join('&')}")
      result
    else
      # TODO: replace '&' by '&' ? Or escape later ? Use h before zen_path in templates ? What about css/xls/other stuff ?
      # Best solution: use 'h' in template when set in default
      path + (list.empty? ? '' : "?#{list.sort.join('&')}")
    end
  end
end

#basepath_as_url(path) ⇒ Object 



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# File 'lib/zena/use/urls.rb', line 138

def basepath_as_url(path)
  path.split('/').map do |zip|
    if n = secure(Node) { Node.find_by_zip(zip) }
      n.title.url_name
    else
      nil
    end
  end.compact.join('/')
end

#cachestamp_format?(format) ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/zena/use/urls.rb', line 209

def cachestamp_format?(format)
  CACHESTAMP_FORMATS.include?(format)
end

#data_path(node, opts = {}) ⇒ Object

Return the path to a document’s data



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# File 'lib/zena/use/urls.rb', line 201

def data_path(node, opts={})
  if node.kind_of?(Document)
    zen_path(node, opts.merge(:format => node.prop['ext']))
  else
    zen_path(node, opts)
  end
end

#host_with_port ⇒ Object

We do not have access to the request. Port and host should be passed from view.



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# File 'lib/zena/use/urls.rb', line 263

def host_with_port
  current_site.host
end

#http_protocol ⇒ Object 



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# File 'lib/zena/use/urls.rb', line 258

def http_protocol
  'http'
end

#make_cachestamp(node, mode) ⇒ Object 



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# File 'lib/zena/use/urls.rb', line 219

def make_cachestamp(node, mode)
  if mode
    if node.kind_of?(Image)
      if iformat = Iformat[mode]
        "#{node.updated_at.to_i + iformat[:hash_id]}"
      else
        # random (will raise a 404 error anyway)
        "#{node.updated_at.to_i + Time.now.to_i}"
      end
    else
      # same format but different mode ? foobar_iphone.css ?
      # will not be used.
      node.updated_at.to_i.to_s
    end
  else
    node.updated_at.to_i.to_s
  end
end

#path_params ⇒ Object

Url parameters (without action,controller,path,prefix)



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# File 'lib/zena/use/urls.rb', line 249

def path_params
  res = {}
  params.each do |k,v|
    next if [:action, :controller, :path, :prefix, :id].include?(k.to_sym)
    res[k.to_sym] = v
  end
  res
end

#prefix ⇒ Object 



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# File 'lib/zena/use/urls.rb', line 24

def prefix
  if visitor.is_anon?
    visitor.lang
  else
    AUTHENTICATED_PREFIX
  end
end

#query_params ⇒ Object

Url parameters (without format/mode/prefix…)



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# File 'lib/zena/use/urls.rb', line 239

def query_params
  res = {}
  path_params.each do |k,v|
    next if [:mode, :format, :asset, :cachestamp].include?(k.to_sym)
    res[k.to_sym] = v
  end
  res
end

#should_cachestamp?(node, format, asset) ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/zena/use/urls.rb', line 213

def should_cachestamp?(node, format, asset)
  cachestamp_format?(format)
  #  &&
  # ((node.kind_of?(Document) && node.prop['ext'] == format) || asset)
end

#unlink_node_path(node, options = {}) ⇒ Object

Path to remove a node link.



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# File 'lib/zena/use/urls.rb', line 60

def unlink_node_path(node, options={})
  return '#' unless node.can_write? && node.link_id
  node_link_path(node.zip, node.link_id, options)
end

#zen_path(node, options = {}) ⇒ Object

Path for a node. Options can be :format, :host and :mode. ex ‘/en/document34_print.html’



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# File 'lib/zena/use/urls.rb', line 67

def zen_path(node, options={})
  return '#' unless node

  if anchor = options.delete(:anchor)
    return "#{zen_path(node, options)}##{anchor}"
  end

  opts   = options.dup
  format = opts.delete(:format)
  if format.blank?
    format = 'html'
  elsif format == 'data'
    if node.kind_of?(Document)
      format = node.ext
    else
      format = 'html'
    end
  end

  pre    = opts.delete(:prefix) || (visitor.is_anon? && opts.delete(:lang)) || prefix
  mode   = opts.delete(:mode)

  if host = opts.delete(:host)
    if ssl = opts.delete(:ssl)
      http = 'https'
    else
      http = http_protocol
    end
    abs_url_prefix = "#{http}://#{host}"
  else
    abs_url_prefix = ''
  end

  if node.kind_of?(Document) && format == node.ext
    if node.public? && !visitor.site.authentication?
      # force the use of a cacheable path for the data, even when navigating in '/oo'
      pre = node.version.lang
    end
  end

  if asset = opts.delete(:asset)
    mode   = nil
  end


  if should_cachestamp?(node, format, asset)
    opts[:cachestamp] = make_cachestamp(node, mode)
  else
    opts.delete(:cachestamp) # cachestamp
  end

  path = if !asset && node[:id] == visitor.site[:root_id] && mode.nil? && format == 'html'
    "#{abs_url_prefix}/#{pre}" # index page
  elsif node[:custom_base]
    "#{abs_url_prefix}/#{pre}/" +
    basepath_as_url(node.basepath) +
    (mode  ? "_#{mode}"  : '') +
    (asset ? ".#{asset}" : '') +
    (format == 'html' ? '' : ".#{format}")
  else
    "#{abs_url_prefix}/#{pre}/" +
    (node.basepath.blank? ? '' : "#{basepath_as_url(node.basepath)}/") +
    (node.klass.downcase   ) +
    (node[:zip].to_s       ) +
    (mode  ? "_#{mode}"  : '') +
    (asset ? ".#{asset}" : '') +
    ".#{format}"
  end
  append_query_params(path, opts)
end

#zen_url(node, opts = {}) ⇒ Object

Url for a node. Options are ‘mode’ and ‘format’ ex ‘test.host/en/document34_print.html’



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# File 'lib/zena/use/urls.rb', line 196

def zen_url(node, opts={})
  zen_path(node,{:host => host_with_port}.merge(opts))
end