Class: Govspeak::AttachmentPresenter

Inherits:
Object
  • Object
show all
Includes:
ActionView::Helpers::NumberHelper, ActionView::Helpers::TagHelper, ActionView::Helpers::TextHelper
Defined in:
lib/govspeak/presenters/attachment_presenter.rb

Constant Summary collapse

MS_WORD_DOCUMENT_HUMANIZED_CONTENT_TYPE = 
"MS Word Document".freeze
MS_EXCEL_SPREADSHEET_HUMANIZED_CONTENT_TYPE = 
"MS Excel Spreadsheet".freeze
MS_POWERPOINT_PRESENTATION_HUMANIZED_CONTENT_TYPE = 
"MS Powerpoint Presentation".freeze

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(attachment) ⇒ AttachmentPresenter

Returns a new instance of AttachmentPresenter.



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# File 'lib/govspeak/presenters/attachment_presenter.rb', line 11

def initialize(attachment)
  @attachment = attachment
end

Instance Attribute Details

#attachment ⇒ Object (readonly)

Returns the value of attribute attachment.



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# File 'lib/govspeak/presenters/attachment_presenter.rb', line 6

def attachment
  @attachment
end

Instance Method Details

#attachment_attributes ⇒ Object 



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# File 'lib/govspeak/presenters/attachment_presenter.rb', line 34

def attachment_attributes
  attributes = []
  if file_extension == "html"
    attributes << content_tag(:span, "HTML", class: "type")
  elsif attachment[:external?]
    attributes << content_tag(:span, url, class: "url")
  else
    attributes << content_tag(:span, humanized_content_type(file_extension), class: "type") if file_extension
    attributes << content_tag(:span, number_to_human_size(attachment[:file_size]), class: "file-size") if attachment[:file_size]
    attributes << content_tag(:span, pluralize(attachment[:number_of_pages], "page"), class: "page-length") if attachment[:number_of_pages]
  end
  attributes.join(", ").html_safe
end

#file_abbr_tag(abbr, title) ⇒ Object 



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# File 'lib/govspeak/presenters/attachment_presenter.rb', line 52

def file_abbr_tag(abbr, title)
  content_tag(:abbr, abbr, title: title)
end

#file_extension ⇒ Object 



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# File 'lib/govspeak/presenters/attachment_presenter.rb', line 27

def file_extension
  # Note: this is a separate parameter rather than being calculated from the
  # filename because at the time of writing not all apps were using the effects
  # of this field.
  attachment[:file_extension]
end

#humanized_content_type(file_extension) ⇒ Object 



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# File 'lib/govspeak/presenters/attachment_presenter.rb', line 56

def humanized_content_type(file_extension)
  file_extension_vs_humanized_content_type = {
    "chm"  => file_abbr_tag("CHM", "Microsoft Compiled HTML Help"),
    "csv"  => file_abbr_tag("CSV", "Comma-separated Values"),
    "diff" => file_abbr_tag("DIFF", "Plain text differences"),
    "doc"  => MS_WORD_DOCUMENT_HUMANIZED_CONTENT_TYPE,
    "docx" => MS_WORD_DOCUMENT_HUMANIZED_CONTENT_TYPE,
    "dot"  => file_abbr_tag("DOT", "MS Word Document Template"),
    "dxf"  => file_abbr_tag("DXF", "AutoCAD Drawing Exchange Format"),
    "eps"  => file_abbr_tag("EPS", "Encapsulated PostScript"),
    "gif"  => file_abbr_tag("GIF", "Graphics Interchange Format"),
    "gml"  => file_abbr_tag("GML", "Geography Markup Language"),
    "html" => file_abbr_tag("HTML", "Hypertext Markup Language"),
    "ics" => file_abbr_tag("ICS", "iCalendar file"),
    "jpg"  => "JPEG",
    "odp"  => file_abbr_tag("ODP", "OpenDocument Presentation"),
    "ods"  => file_abbr_tag("ODS", "OpenDocument Spreadsheet"),
    "odt"  => file_abbr_tag("ODT", "OpenDocument Text document"),
    "pdf"  => file_abbr_tag("PDF", "Portable Document Format"),
    "png"  => file_abbr_tag("PNG", "Portable Network Graphic"),
    "ppt"  => MS_POWERPOINT_PRESENTATION_HUMANIZED_CONTENT_TYPE,
    "pptx" => MS_POWERPOINT_PRESENTATION_HUMANIZED_CONTENT_TYPE,
    "ps"   => file_abbr_tag("PS", "PostScript"),
    "rdf"  => file_abbr_tag("RDF", "Resource Description Framework"),
    "rtf"  => file_abbr_tag("RTF", "Rich Text Format"),
    "sch"  => file_abbr_tag("SCH", "XML based Schematic"),
    "txt"  => "Plain text",
    "wsdl" => file_abbr_tag("WSDL", "Web Services Description Language"),
    "xls"  => MS_EXCEL_SPREADSHEET_HUMANIZED_CONTENT_TYPE,
    "xlsm" => file_abbr_tag("XLSM", "MS Excel Macro-Enabled Workbook"),
    "xlsx" => MS_EXCEL_SPREADSHEET_HUMANIZED_CONTENT_TYPE,
    "xlt"  => file_abbr_tag("XLT", "MS Excel Spreadsheet Template"),
    "xsd"  => file_abbr_tag("XSD", "XML Schema"),
    "xslt" => file_abbr_tag("XSLT", "Extensible Stylesheet Language Transformation"),
    "zip"  => file_abbr_tag("ZIP", "Zip archive"),
  }
  file_extension_vs_humanized_content_type.fetch(file_extension.to_s.downcase, "")
end

#id ⇒ Object 



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# File 'lib/govspeak/presenters/attachment_presenter.rb', line 15

def id
  attachment[:id]
end

#link(body, url, options = {}) ⇒ Object 



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# File 'lib/govspeak/presenters/attachment_presenter.rb', line 95

def link(body, url, options = {})
  options_str = options.map { |k, v| %{#{encode(k)}="#{encode(v)}"} }.join(" ")
  %{<a href="#{encode(url)}" #{options_str}>#{body}</a>}
end

#title ⇒ Object 



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# File 'lib/govspeak/presenters/attachment_presenter.rb', line 23

def title
  attachment[:title]
end

#url ⇒ Object 



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# File 'lib/govspeak/presenters/attachment_presenter.rb', line 19

def url
  attachment[:url]
end