Module: Server::Helpers

Defined in:
lib/server.rb

Instance Method Summary collapse

Instance Method Details

#changed ⇒ Object 



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# File 'lib/server.rb', line 110

def changed
  "<h3>In both with different attributes:</h3>"
end

#changed_elements(scope, opts) ⇒ Object 



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# File 'lib/server.rb', line 123

def changed_elements(scope, opts)
  optional_attributes = opts[:optional_attributes] || []

  changed = []
  @diff[scope].changed.each do |change|
    changes = []
    relevant_attributes = if opts[:attributes]
      opts[:attributes].dup
    else
      change[0].attributes.keys & change[1].attributes.keys
    end

    (1..optional_attributes.length).each do |i|
      if change[0][optional_attributes[i - 1]] ==
          change[1][optional_attributes[i - 1]]
        relevant_attributes.push(optional_attributes[i])
      else
        break
      end
    end
    relevant_attributes.each do |attribute|
      if change[0][attribute] != change[1][attribute]
        changes.push(
          attribute + ": " + human_readable_attribute(change[0], attribute) + " ↔ " +
            human_readable_attribute(change[1], attribute)
        )
      end
    end

    changed.push(
      id:       change[0][opts[:key]],
      change:   "(" + changes.join(", ") + ")",
      diffable: change[0].is_a?(UnmanagedFile) && change[0].is_a?(UnmanagedFile) &&
        change[0].file? && change[1].file? &&
        @diff[scope].try(:common).try(:attributes).try(:[], "extracted")
    )
  end
  changed
end

#diff_to_object(diff) ⇒ Object 



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# File 'lib/server.rb', line 174

def diff_to_object(diff)
  diff = Machinery.scrub(diff)
  lines = diff.lines[2..-1]
  diff_object = {
    file: diff[/--- a(.*)/, 1],
    additions: lines.select { |l| l.start_with?("+") }.length,
    deletions: lines.select { |l| l.start_with?("-") }.length
  }

  original_line_number = 0
  new_line_number = 0
  diff_object[:lines] = lines.map do |line|
    line = ERB::Util.html_escape(line.chomp).
      gsub("\\", "&#92;").
      gsub("\t", "&nbsp;" * 8)
    case line
    when /^@.*/
      entry = {
        type: "header",
        content: line
      }
      original_line_number = line[/-(\d+)/, 1].to_i
      new_line_number = line[/\+(\d+)/, 1].to_i
    when /^ .*/, ""
      entry = {
        type: "common",
        new_line_number: new_line_number,
        original_line_number: original_line_number,
        content: line[1..-1]
      }
      new_line_number += 1
      original_line_number += 1
    when /^\+.*/
      entry = {
        type: "addition",
        new_line_number: new_line_number,
        content: line[1..-1]
      }
      new_line_number += 1
    when /^\-.*/
      entry = {
        type: "deletion",
        original_line_number: original_line_number,
        content: line[1..-1]
      }
      original_line_number += 1
    end

    entry
  end

  diff_object
end

#human_readable_attribute(object, attribute) ⇒ Object 



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# File 'lib/server.rb', line 163

def human_readable_attribute(object, attribute)
  value = object[attribute]

  case object
  when Machinery::SystemFile
    value = number_to_human_size(value) if attribute == "size"
  end

  value.to_s
end

#in_both ⇒ Object 



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# File 'lib/server.rb', line 101

def in_both
  "<h3>In both descriptions:</h3>"
end

#nav_class(scope) ⇒ Object 



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# File 'lib/server.rb', line 77

def nav_class(scope)
  if @description
    return @description[scope] ? "" : "disabled"
  elsif @description_a && @description_b
    return @description_a[scope] && @description_b[scope] ? "" : "disabled"
  end
end

#offset_class(first_col) ⇒ Object 



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# File 'lib/server.rb', line 105

def offset_class(first_col)
  return "" if first_col
  "col-md-offset-6"
end

#only_in_a ⇒ Object 



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# File 'lib/server.rb', line 93

def only_in_a
  "<h3>Only in '#{@description_a.name}':</h3>"
end

#only_in_b ⇒ Object 



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# File 'lib/server.rb', line 97

def only_in_b
  "<h3>Only in '#{@description_b.name}':</h3>"
end

#pluralize_scope(object, singular, plural) ⇒ Object 



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# File 'lib/server.rb', line 114

def pluralize_scope(object, singular, plural)
  object.length.to_s + " " + Machinery.pluralize(object.length, singular, plural)
end

#render_partial(partial, locals = {}) ⇒ Object 



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# File 'lib/server.rb', line 43

def render_partial(partial, locals = {})
  source = File.read(File.join(Machinery::ROOT, "html/partials/#{partial}.html.haml"))
  haml source, locals: locals
end

#render_scope(scope) ⇒ Object 



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# File 'lib/server.rb', line 48

def render_scope(scope)
  render_partial scope, scope => @description[scope]
end

#repository_changes ⇒ Object 



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# File 'lib/server.rb', line 118

def repository_changes
  klass = @diff["repositories"].changed.first.first.class
  changed_elements("repositories", attributes: klass.attributes, key: klass.key)
end

#safe_length(object, attribute) ⇒ Object 



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# File 'lib/server.rb', line 85

def safe_length(object, attribute)
  if collection = object.try(attribute)
    collection.length
  else
    0
  end
end

#scope_help(scope) ⇒ Object 



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# File 'lib/server.rb', line 60

def scope_help(scope)
  text = scope_info(scope)[:description]
  Kramdown::Document.new(text).to_html
end

#scope_info(scope) ⇒ Object 



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# File 'lib/server.rb', line 65

def scope_info(scope)
  YAML.load(File.read(File.join(Machinery::ROOT, "plugins", "#{scope}/#{scope}.yml")))
end

#scope_initials(scope) ⇒ Object 



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# File 'lib/server.rb', line 73

def scope_initials(scope)
  scope_info(scope)[:initials].upcase
end

#scope_meta_info(scope) ⇒ Object 



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# File 'lib/server.rb', line 52

def scope_meta_info(scope)
  return "" unless @description[scope]

  " (" \
  "inspected host: '#{@description[scope].meta.hostname}', " \
  "at: #{DateTime.parse(@description[scope].meta.modified).strftime("%F %T")})"
end

#scope_title(scope) ⇒ Object 



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# File 'lib/server.rb', line 69

def scope_title(scope)
  scope_info(scope)[:name]
end