Module: ApplicationHelper

Extended by:
Forwardable
Includes:
GravatarHelper::PublicMethods, Redmine::I18n, Redmine::Pagination::Helper, Redmine::WikiFormatting::Macros::Definitions
Included in:
IssuesHelper, QueriesHelper, Redmine::Hook::ViewListener, TimelogHelper
Defined in:
lib/redmine/themes.rb,
app/helpers/application_helper.rb

Constant Summary collapse

HEADING_RE = 
/(<h(\d)( [^>]+)?>(.+?)<\/h(\d)>)/i
MACROS_RE = 
/(
 (!)?                        # escaping
 (
 \{\{                        # opening tag
 ([\w]+)                     # macro name
 (\(([^\n\r]*?)\))?          # optional arguments
 ([\n\r].*?[\n\r])?          # optional block of text
 \}\}                        # closing tag
 )
)/mx
MACRO_SUB_RE = 
/(
\{\{
macro\((\d+)\)
\}\}
)/x
TOC_RE = 
/<p>\{\{((<|&lt;)|(>|&gt;))?toc\}\}<\/p>/i

Instance Method Summary collapse

Methods included from Redmine::Pagination::Helper

#pagination_links_each, #pagination_links_full, #per_page_links, #per_page_options

Methods included from Redmine::I18n

#current_language, #day_letter, #day_name, #find_language, #format_date, #format_time, included, #l, #l_hours, #l_or_humanize, #languages_options, #ll, #month_name, #set_language_if_valid, #valid_languages

Methods included from GravatarHelper::PublicMethods

#gravatar, #gravatar_api_url, #gravatar_for, #gravatar_url

Methods included from Redmine::WikiFormatting::Macros::Definitions

#exec_macro, #extract_macro_options, #macro_exists?

Instance Method Details

#accesskey(s) ⇒ Object 


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# File 'app/helpers/application_helper.rb', line 535

def accesskey(s)
  @used_accesskeys ||= []
  key = Redmine::AccessKeys.key_for(s)
  return nil if @used_accesskeys.include?(key)
  @used_accesskeys << key
  key
end

#anchor(text) ⇒ Object 


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# File 'app/helpers/application_helper.rb', line 408

def anchor(text)
  text.to_s.gsub(' ', '_')
end

#api_meta(options) ⇒ Object

Returns options or nil if nometa param or X-Redmine-Nometa header was set in the request


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# File 'app/helpers/application_helper.rb', line 1290

def api_meta(options)
  if params[:nometa].present? || request.headers['X-Redmine-Nometa']
    # compatibility mode for activeresource clients that raise
    # an error when deserializing an array with attributes
    nil
  else
    options
  end
end

#authoring(created, author, options = {}) ⇒ Object 


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# File 'app/helpers/application_helper.rb', line 416

def authoring(created, author, options={})
  l(options[:label] || :label_added_time_by, :author => link_to_user(author), :age => time_tag(created)).html_safe
end

#authorize_for(controller, action) ⇒ Object

Return true if user is authorized for controller/action, otherwise false


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# File 'app/helpers/application_helper.rb', line 33

def authorize_for(controller, action)
  User.current.allowed_to?({:controller => controller, :action => action}, @project)
end

#avatar(user, options = { }) ⇒ Object

Returns the avatar image tag for the given user if avatars are enabled user can be a User or a string that will be scanned for an email address (eg. 'joe <[email protected]>')


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# File 'app/helpers/application_helper.rb', line 1228

def avatar(user, options = { })
  if Setting.gravatar_enabled?
    options.merge!({:ssl => (request && request.ssl?), :default => Setting.gravatar_default})
    email = nil
    if user.respond_to?(:mail)
      email = user.mail
    elsif user.to_s =~ %r{<(.+?)>}
      email = $1
    end
    return gravatar(email.to_s.downcase, options) unless email.blank? rescue nil
  else
    ''
  end
end

#back_url ⇒ Object 


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# File 'app/helpers/application_helper.rb', line 1067

def back_url
  url = params[:back_url]
  if url.nil? && referer = request.env['HTTP_REFERER']
    url = CGI.unescape(referer.to_s)
  end
  url
end

#back_url_hidden_field_tag ⇒ Object 


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# File 'app/helpers/application_helper.rb', line 1075

def back_url_hidden_field_tag
  url = back_url
  hidden_field_tag('back_url', url, :id => nil) unless url.blank?
end

#body_css_classes ⇒ Object

Returns the theme, controller name, and action as css classes for the HTML body.


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# File 'app/helpers/application_helper.rb', line 523

def body_css_classes
  css = []
  if theme = Redmine::Themes.theme(Setting.ui_theme)
    css << 'theme-' + theme.name
  end

  css << 'project-' + @project.identifier if @project && @project.identifier.present?
  css << 'controller-' + controller_name
  css << 'action-' + action_name
  css.join(' ')
end

#breadcrumb(*args) ⇒ Object 


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# File 'app/helpers/application_helper.rb', line 459

def breadcrumb(*args)
  elements = args.flatten
  elements.any? ? content_tag('p', (args.join(" \xc2\xbb ") + " \xc2\xbb ").html_safe, :class => 'breadcrumb') : nil
end

#calendar_for(field_id) ⇒ Object 


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# File 'app/helpers/application_helper.rb', line 1130

def calendar_for(field_id)
  include_calendar_headers_tags
  javascript_tag("$(function() { $('##{field_id}').datepicker(datepickerOptions); });")
end

#catch_macros(text) ⇒ Object

Extracts macros from text


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# File 'app/helpers/application_helper.rb', line 925

def catch_macros(text)
  macros = {}
  text.gsub!(MACROS_RE) do
    all, macro = $1, $4.downcase
    if macro_exists?(macro) || all =~ MACRO_SUB_RE
      index = macros.size
      macros[index] = all
      "{{macro(#{index})}}"
    else
      all
    end
  end
  macros
end

#check_all_links(form_name) ⇒ Object 


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# File 'app/helpers/application_helper.rb', line 1080

def check_all_links(form_name)
  link_to_function(l(:button_check_all), "checkAll('#{form_name}', true)") +
  " | ".html_safe +
  link_to_function(l(:button_uncheck_all), "checkAll('#{form_name}', false)")
end

#checked_image(checked = true) ⇒ Object 


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# File 'app/helpers/application_helper.rb', line 1108

def checked_image(checked=true)
  if checked
    image_tag 'toggle_check.png'
  end
end

#context_menu(url) ⇒ Object 


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# File 'app/helpers/application_helper.rb', line 1114

def context_menu(url)
  unless @context_menu_included
    content_for :header_tags do
      javascript_include_tag('context_menu') +
        stylesheet_link_tag('context_menu')
    end
    if l(:direction) == 'rtl'
      content_for :header_tags do
        stylesheet_link_tag('context_menu_rtl')
      end
    end
    @context_menu_included = true
  end
  javascript_tag "contextMenuInit('#{ url_for(url) }')"
end

#current_theme ⇒ Object 


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# File 'lib/redmine/themes.rb', line 130

def current_theme
  unless instance_variable_defined?(:@current_theme)
    @current_theme = Redmine::Themes.theme(Setting.ui_theme)
  end
  @current_theme
end

#delete_link(url, options = {}) ⇒ Object 


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# File 'app/helpers/application_helper.rb', line 1040

def delete_link(url, options={})
  options = {
    :method => :delete,
    :data => {:confirm => l(:text_are_you_sure)},
    :class => 'icon icon-del'
  }.merge(options)

  link_to l(:button_delete), url, options
end

#due_date_distance_in_words(date) ⇒ Object 


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# File 'app/helpers/application_helper.rb', line 245

def due_date_distance_in_words(date)
  if date
    l((date < Date.today ? :label_roadmap_overdue : :label_roadmap_due_in), distance_of_date_in_words(Date.today, date))
  end
end

#email_delivery_enabled? ⇒ Boolean

Returns:

  • (Boolean) 

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# File 'app/helpers/application_helper.rb', line 1222

def email_delivery_enabled?
  !!ActionMailer::Base.perform_deliveries
end

#error_messages_for(*objects) ⇒ Object 


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# File 'app/helpers/application_helper.rb', line 1026

def error_messages_for(*objects)
  html = ""
  objects = objects.map {|o| o.is_a?(String) ? instance_variable_get("@#{o}") : o}.compact
  errors = objects.map {|o| o.errors.full_messages}.flatten
  if errors.any?
    html << "<div id='errorExplanation'><ul>\n"
    errors.each do |error|
      html << "<li>#{h error}</li>\n"
    end
    html << "</ul></div>\n"
  end
  html.html_safe
end

#favicon ⇒ Object 


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# File 'app/helpers/application_helper.rb', line 1256

def favicon
  "<link rel='shortcut icon' href='#{favicon_path}' />".html_safe
end

#favicon_path ⇒ Object

Returns the path to the favicon


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# File 'app/helpers/application_helper.rb', line 1261

def favicon_path
  icon = (current_theme && current_theme.favicon?) ? current_theme.favicon_path : '/favicon.ico'
  image_path(icon)
end

#favicon_url ⇒ Object

Returns the full URL to the favicon


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# File 'app/helpers/application_helper.rb', line 1267

def favicon_url
  # TODO: use #image_url introduced in Rails4
  path = favicon_path
  base = url_for(:controller => 'welcome', :action => 'index', :only_path => false)
  base.sub(%r{/+$},'') + '/' + path.sub(%r{^/+},'')
end

#format_activity_day(date) ⇒ Object 


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# File 'app/helpers/application_helper.rb', line 228

def format_activity_day(date)
  date == User.current.today ? l(:label_today).titleize : format_date(date)
end

#format_activity_description(text) ⇒ Object 


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# File 'app/helpers/application_helper.rb', line 232

def format_activity_description(text)
  h(text.to_s.truncate(120).gsub(%r{[\r\n]*<(pre|code)>.*$}m, '...')
     ).gsub(/[\r\n]+/, "<br />").html_safe
end

#format_activity_title(text) ⇒ Object 


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# File 'app/helpers/application_helper.rb', line 224

def format_activity_title(text)
  h(truncate_single_line_raw(text, 100))
end

#format_object(object, html = true, &block) ⇒ Object

Helper that formats object for html or text rendering


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# File 'app/helpers/application_helper.rb', line 164

def format_object(object, html=true, &block)
  if block_given?
    object = yield object
  end
  case object.class.name
  when 'Array'
    object.map {|o| format_object(o, html)}.join(', ').html_safe
  when 'Time'
    format_time(object)
  when 'Date'
    format_date(object)
  when 'Fixnum'
    object.to_s
  when 'Float'
    sprintf "%.2f", object
  when 'User'
    html ? link_to_user(object) : object.to_s
  when 'Project'
    html ? link_to_project(object) : object.to_s
  when 'Version'
    html ? link_to_version(object) : object.to_s
  when 'TrueClass'
    l(:general_text_Yes)
  when 'FalseClass'
    l(:general_text_No)
  when 'Issue'
    object.visible? && html ? link_to_issue(object) : "##{object.id}"
  when 'CustomValue', 'CustomFieldValue'
    if object.custom_field
      f = object.custom_field.format.formatted_custom_value(self, object, html)
      if f.nil? || f.is_a?(String)
        f
      else
        format_object(f, html, &block)
      end
    else
      object.value.to_s
    end
  else
    html ? h(object) : object.to_s
  end
end

#format_version_name(version) ⇒ Object 


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# File 'app/helpers/application_helper.rb', line 237

def format_version_name(version)
  if !version.shared? || version.project == @project
    h(version)
  else
    h("#{version.project} - #{version}")
  end
end

#heads_for_theme ⇒ Object

Returns the header tags for the current theme


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# File 'lib/redmine/themes.rb', line 138

def heads_for_theme
  if current_theme && current_theme.javascripts.include?('theme')
    javascript_include_tag current_theme.javascript_path('theme')
  end
end

#html_hours(text) ⇒ Object 


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# File 'app/helpers/application_helper.rb', line 412

def html_hours(text)
  text.gsub(%r{(\d+)\.(\d+)}, '<span class="hours hours-int">\1</span><span class="hours hours-dec">.\2</span>').html_safe
end

#html_title(*args) ⇒ Object

Sets the html title Returns the html title when called without arguments Current project name and app_title and automatically appended Exemples:

html_title 'Foo', 'Bar'
html_title # => 'Foo - Bar - My Project - Redmine'


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# File 'app/helpers/application_helper.rb', line 509

def html_title(*args)
  if args.empty?
    title = @html_title || []
    title << @project.name if @project
    title << Setting.app_title unless Setting.app_title == title.last
    title.reject(&:blank?).join(' - ')
  else
    @html_title ||= []
    @html_title += args
  end
end

#image_tag(source, options = {}) ⇒ Object

Overrides Rails' image_tag with themes and plugins support. Examples:

image_tag('image.png') # => picks image.png from the current theme or defaults
image_tag('image.png', :plugin => 'foo) # => picks image.png from plugin's assets


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# File 'app/helpers/application_helper.rb', line 1186

def image_tag(source, options={})
  if plugin = options.delete(:plugin)
    source = "/plugin_assets/#{plugin}/images/#{source}"
  elsif current_theme && current_theme.images.include?(source)
    source = current_theme.image_path(source)
  end
  super source, options
end

#include_calendar_headers_tags ⇒ Object 


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# File 'app/helpers/application_helper.rb', line 1135

def include_calendar_headers_tags
  unless @calendar_headers_tags_included
    tags = ''.html_safe
    @calendar_headers_tags_included = true
    content_for :header_tags do
      start_of_week = Setting.start_of_week
      start_of_week = l(:general_first_day_of_week, :default => '1') if start_of_week.blank?
      # Redmine uses 1..7 (monday..sunday) in settings and locales
      # JQuery uses 0..6 (sunday..saturday), 7 needs to be changed to 0
      start_of_week = start_of_week.to_i % 7
      tags << javascript_tag(
                 "var datepickerOptions={dateFormat: 'yy-mm-dd', firstDay: #{start_of_week}, " +
                   "showOn: 'button', buttonImageOnly: true, buttonImage: '" +
                   path_to_image('/images/calendar.png') +
                   "', showButtonPanel: true, showWeek: true, showOtherMonths: true, " +
                   "selectOtherMonths: true, changeMonth: true, changeYear: true, " +
                   "beforeShow: beforeShowDatePicker};")
      jquery_locale = l('jquery.locale', :default => current_language.to_s)
      unless jquery_locale == 'en'
        tags << javascript_include_tag("i18n/datepicker-#{jquery_locale}.js")
      end
      tags
    end
  end
end

#include_in_api_response?(arg) ⇒ Boolean

Returns true if arg is expected in the API response

Returns:

  • (Boolean) 

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# File 'app/helpers/application_helper.rb', line 1279

def include_in_api_response?(arg)
  unless @included_in_api_response
    param = params[:include]
    @included_in_api_response = param.is_a?(Array) ? param.collect(&:to_s) : param.to_s.split(',')
    @included_in_api_response.collect!(&:strip)
  end
  @included_in_api_response.include?(arg.to_s)
end

#inject_macros(text, obj, macros, execute = true) ⇒ Object

Executes and replaces macros in text


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# File 'app/helpers/application_helper.rb', line 941

def inject_macros(text, obj, macros, execute=true)
  text.gsub!(MACRO_SUB_RE) do
    all, index = $1, $2.to_i
    orig = macros.delete(index)
    if execute && orig && orig =~ MACROS_RE
      esc, all, macro, args, block = $2, $3, $4.downcase, $6.to_s, $7.try(:strip)
      if esc.nil?
        h(exec_macro(macro, obj, args, block) || all)
      else
        h(all)
      end
    elsif orig
      h(orig)
    else
      h(all)
    end
  end
end

#javascript_heads ⇒ Object

Returns the javascript tags that are included in the html layout head


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# File 'app/helpers/application_helper.rb', line 1248

def javascript_heads
  tags = javascript_include_tag('jquery-1.11.1-ui-1.11.0-ujs-3.1.1', 'application')
  unless User.current.pref.warn_on_leaving_unsaved == '0'
    tags << "\n".html_safe + javascript_tag("$(window).load(function(){ warnLeavingUnsaved('#{escape_javascript l(:text_warn_on_leaving_unsaved)}'); });")
  end
  tags
end

#javascript_include_tag(*sources) ⇒ Object

Overrides Rails' javascript_include_tag with plugins support Examples:

javascript_include_tag('scripts') # => picks scripts.js from defaults
javascript_include_tag('scripts', :plugin => 'foo) # => picks scripts.js from plugin's assets


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# File 'app/helpers/application_helper.rb', line 1200

def javascript_include_tag(*sources)
  options = sources.last.is_a?(Hash) ? sources.pop : {}
  if plugin = options.delete(:plugin)
    sources = sources.map do |source|
      if plugin
        "/plugin_assets/#{plugin}/javascripts/#{source}"
      else
        source
      end
    end
  end
  super *sources, options
end

#labelled_fields_for(*args, &proc) ⇒ Object 


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# File 'app/helpers/application_helper.rb', line 1019

def labelled_fields_for(*args, &proc)
  args << {} unless args.last.is_a?(Hash)
  options = args.last
  options.merge!({:builder => Redmine::Views::LabelledFormBuilder})
  fields_for(*args, &proc)
end

#labelled_form_for(*args, &proc) ⇒ Object 


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# File 'app/helpers/application_helper.rb', line 1009

def labelled_form_for(*args, &proc)
  args << {} unless args.last.is_a?(Hash)
  options = args.last
  if args.first.is_a?(Symbol)
    options.merge!(:as => args.shift)
  end
  options.merge!({:builder => Redmine::Views::LabelledFormBuilder})
  form_for(*args, &proc)
end

#lang_options_for_select(blank = true) ⇒ Object 


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# File 'app/helpers/application_helper.rb', line 1005

def lang_options_for_select(blank=true)
  (blank ? [["(auto)", ""]] : []) + languages_options
end

#link_to_attachment(attachment, options = {}) ⇒ Object

Generates a link to an attachment. Options:

  • :text - Link text (default to attachment filename)

  • :download - Force download (default: false)


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# File 'app/helpers/application_helper.rb', line 94

def link_to_attachment(attachment, options={})
  text = options.delete(:text) || attachment.filename
  route_method = options.delete(:download) ? :download_named_attachment_path : :named_attachment_path
  html_options = options.slice!(:only_path)
  url = send(route_method, attachment, attachment.filename, options)
  link_to text, url, html_options
end

#link_to_function(name, function, html_options = {}) ⇒ Object 


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# File 'app/helpers/application_helper.rb', line 1058

def link_to_function(name, function, html_options={})
  content_tag(:a, name, {:href => '#', :onclick => "#{function}; return false;"}.merge(html_options))
end

#link_to_if_authorized(name, options = {}, html_options = nil, *parameters_for_method_reference) ⇒ Object

Display a link if user is authorized

Parameters:

  • name (String) —

    Anchor text (passed to link_to)

  • options (Hash) (defaults to: {}) —

    Hash params. This will checked by authorize_for to see if the user is authorized

  • html_options (optional, Hash) (defaults to: nil) —

    Options passed to link_to

  • parameters_for_method_reference (optional, Hash) —

    Extra parameters for link_to


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# File 'app/helpers/application_helper.rb', line 43

def link_to_if_authorized(name, options = {}, html_options = nil, *parameters_for_method_reference)
  link_to(name, options, html_options, *parameters_for_method_reference) if authorize_for(options[:controller] || params[:controller], options[:action])
end

#link_to_issue(issue, options = {}) ⇒ Object

Displays a link to issue with its subject. Examples:

link_to_issue(issue)                        # => Defect #6: This is the subject
link_to_issue(issue, :truncate => 6)        # => Defect #6: This i...
link_to_issue(issue, :subject => false)     # => Defect #6
link_to_issue(issue, :project => true)      # => Foo - Defect #6
link_to_issue(issue, :subject => false, :tracker => false)     # => #6


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# File 'app/helpers/application_helper.rb', line 70

def link_to_issue(issue, options={})
  title = nil
  subject = nil
  text = options[:tracker] == false ? "##{issue.id}" : "#{issue.tracker} ##{issue.id}"
  if options[:subject] == false
    title = issue.subject.truncate(60)
  else
    subject = issue.subject
    if truncate_length = options[:truncate]
      subject = subject.truncate(truncate_length)
    end
  end
  only_path = options[:only_path].nil? ? true : options[:only_path]
  s = link_to(text, issue_path(issue, :only_path => only_path),
              :class => issue.css_classes, :title => title)
  s << h(": #{subject}") if subject
  s = h("#{issue.project} - ") + s if options[:project]
  s
end

#link_to_message(message, options = {}, html_options = nil) ⇒ Object

Generates a link to a message


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# File 'app/helpers/application_helper.rb', line 119

def link_to_message(message, options={}, html_options = nil)
  link_to(
    message.subject.truncate(60),
    board_message_path(message.board_id, message.parent_id || message.id, {
      :r => (message.parent_id && message.id),
      :anchor => (message.parent_id ? "message-#{message.id}" : nil)
    }.merge(options)),
    html_options
  )
end

#link_to_project(project, options = {}, html_options = nil) ⇒ Object

Generates a link to a project if active Examples:

link_to_project(project)                          # => link to the specified project overview
link_to_project(project, {:only_path => false}, :class => "project") # => 3rd arg adds html options
link_to_project(project, {}, :class => "project") # => html options with default url (project overview)


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# File 'app/helpers/application_helper.rb', line 137

def link_to_project(project, options={}, html_options = nil)
  if project.archived?
    h(project.name)
  else
    link_to project.name, project_path(project, options), html_options
  end
end

#link_to_project_settings(project, options = {}, html_options = nil) ⇒ Object

Generates a link to a project settings if active


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# File 'app/helpers/application_helper.rb', line 146

def link_to_project_settings(project, options={}, html_options=nil)
  if project.active?
    link_to project.name, settings_project_path(project, options), html_options
  elsif project.archived?
    h(project.name)
  else
    link_to project.name, project_path(project, options), html_options
  end
end

#link_to_revision(revision, repository, options = {}) ⇒ Object

Generates a link to a SCM revision Options:

  • :text - Link text (default to the formatted revision)


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# File 'app/helpers/application_helper.rb', line 105

def link_to_revision(revision, repository, options={})
  if repository.is_a?(Project)
    repository = repository.repository
  end
  text = options.delete(:text) || format_revision(revision)
  rev = revision.respond_to?(:identifier) ? revision.identifier : revision
  link_to(
      h(text),
      {:controller => 'repositories', :action => 'revision', :id => repository.project, :repository_id => repository.identifier_param, :rev => rev},
      :title => l(:label_revision_id, format_revision(revision))
    )
end

#link_to_user(user, options = {}) ⇒ Object

Displays a link to user's account page if active


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# File 'app/helpers/application_helper.rb', line 48

def link_to_user(user, options={})
  if user.is_a?(User)
    name = h(user.name(options[:format]))
    if user.active? || (User.current.admin? && user.logged?)
      link_to name, user_path(user), :class => user.css_classes
    else
      name
    end
  else
    h(user.to_s)
  end
end

#link_to_version(version, options = {}) ⇒ Object

Generates a link to a version


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# File 'app/helpers/application_helper.rb', line 157

def link_to_version(version, options = {})
  return '' unless version && version.is_a?(Version)
  options = {:title => format_date(version.effective_date)}.merge(options)
  link_to_if version.visible?, format_version_name(version), version_path(version), options
end

#option_tag(name, text, value, selected = nil, options = {}) ⇒ Object 


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# File 'app/helpers/application_helper.rb', line 390

def option_tag(name, text, value, selected=nil, options={})
  content_tag 'option', value, options.merge(:value => value, :selected => (value == selected))
end

#other_formats_links {|Redmine::Views::OtherFormatsBuilder.new(self)| ... } ⇒ Object

Yields:


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# File 'app/helpers/application_helper.rb', line 464

def other_formats_links(&block)
  concat('<p class="other-formats">'.html_safe + l(:label_export_to))
  yield Redmine::Views::OtherFormatsBuilder.new(self)
  concat('</p>'.html_safe)
end

#page_header_title ⇒ Object 


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# File 'app/helpers/application_helper.rb', line 470

def page_header_title
  if @project.nil? || @project.new_record?
    h(Setting.app_title)
  else
    b = []
    ancestors = (@project.root? ? [] : @project.ancestors.visible.to_a)
    if ancestors.any?
      root = ancestors.shift
      b << link_to_project(root, {:jump => current_menu_item}, :class => 'root')
      if ancestors.size > 2
        b << "\xe2\x80\xa6"
        ancestors = ancestors[-2, 2]
      end
      b += ancestors.collect {|p| link_to_project(p, {:jump => current_menu_item}, :class => 'ancestor') }
    end
    b << h(@project)
    b.join(" \xc2\xbb ").html_safe
  end
end

#parse_headings(text, project, obj, attr, only_path, options) ⇒ Object

Headings and TOC Adds ids and links to headings unless options is set to false


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# File 'app/helpers/application_helper.rb', line 888

def parse_headings(text, project, obj, attr, only_path, options)
  return if options[:headings] == false

  text.gsub!(HEADING_RE) do
    level, attrs, content = $2.to_i, $3, $4
    item = strip_tags(content).strip
    anchor = sanitize_anchor_name(item)
    # used for single-file wiki export
    anchor = "#{obj.page.title}_#{anchor}" if options[:wiki_links] == :anchor && (obj.is_a?(WikiContent) || obj.is_a?(WikiContent::Version))
    @heading_anchors[anchor] ||= 0
    idx = (@heading_anchors[anchor] += 1)
    if idx > 1
      anchor = "#{anchor}-#{idx}"
    end
    @parsed_headings << [level, anchor, item]
    "<a name=\"#{anchor}\"></a>\n<h#{level} #{attrs}>#{content}<a href=\"##{anchor}\" class=\"wiki-anchor\">&para;</a></h#{level}>"
  end
end

#parse_inline_attachments(text, project, obj, attr, only_path, options) ⇒ Object 


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# File 'app/helpers/application_helper.rb', line 619

def parse_inline_attachments(text, project, obj, attr, only_path, options)
  # when using an image link, try to use an attachment, if possible
  attachments = options[:attachments] || []
  attachments += obj.attachments if obj.respond_to?(:attachments)
  if attachments.present?
    text.gsub!(/src="([^\/"]+\.(bmp|gif|jpg|jpe|jpeg|png))"(\s+alt="([^"]*)")?/i) do |m|
      filename, ext, alt, alttext = $1.downcase, $2, $3, $4
      # search for the picture in attachments
      if found = Attachment.latest_attach(attachments, filename)
        image_url = download_named_attachment_path(found, found.filename, :only_path => only_path)
        desc = found.description.to_s.gsub('"', '')
        if !desc.blank? && alttext.blank?
          alt = " title=\"#{desc}\" alt=\"#{desc}\""
        end
        "src=\"#{image_url}\"#{alt}"
      else
        m
      end
    end
  end
end

#parse_non_pre_blocks(text, obj, macros) ⇒ Object 


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# File 'app/helpers/application_helper.rb', line 587

def parse_non_pre_blocks(text, obj, macros)
  s = StringScanner.new(text)
  tags = []
  parsed = ''
  while !s.eos?
    s.scan(/(.*?)(<(\/)?(pre|code)(.*?)>|\z)/im)
    text, full_tag, closing, tag = s[1], s[2], s[3], s[4]
    if tags.empty?
      yield text
      inject_macros(text, obj, macros) if macros.any?
    else
      inject_macros(text, obj, macros, false) if macros.any?
    end
    parsed << text
    if tag
      if closing
        if tags.last == tag.downcase
          tags.pop
        end
      else
        tags << tag.downcase
      end
      parsed << full_tag
    end
  end
  # Close any non closing tags
  while tag = tags.pop
    parsed << "</#{tag}>"
  end
  parsed
end

#parse_redmine_links(text, default_project, obj, attr, only_path, options) ⇒ Object

Redmine links

Examples:

 Issues:
   #52 -> Link to issue #52
 Changesets:
   r52 -> Link to revision 52
   commit:a85130f -> Link to scmid starting with a85130f
 Documents:
   document#17 -> Link to document with id 17
   document:Greetings -> Link to the document with title "Greetings"
   document:"Some document" -> Link to the document with title "Some document"
 Versions:
   version#3 -> Link to version with id 3
   version:1.0.0 -> Link to version named "1.0.0"
   version:"1.0 beta 2" -> Link to version named "1.0 beta 2"
 Attachments:
   attachment:file.zip -> Link to the attachment of the current object named file.zip
 Source files:
   source:some/file -> Link to the file located at /some/file in the project's repository
   source:some/[email protected] -> Link to the file's revision 52
   source:some/file#L120 -> Link to line 120 of the file
   source:some/[email protected]#L120 -> Link to line 120 of the file's revision 52
   export:some/file -> Force the download of the file
 Forum messages:
   message#1218 -> Link to message with id 1218
Projects:
   project:someproject -> Link to project named "someproject"
   project#3 -> Link to project with id 3

 Links can refer other objects from other projects, using project identifier:
   identifier:r52
   identifier:document:"Some document"
   identifier:version:1.0.0
   identifier:source:some/file


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# File 'app/helpers/application_helper.rb', line 730

def parse_redmine_links(text, default_project, obj, attr, only_path, options)
  text.gsub!(%r{<a( [^>]+?)?>(.*?)</a>|([\s\(,\-\[\>]|^)(!)?(([a-z0-9\-_]+):)?(attachment|document|version|forum|news|message|project|commit|source|export)?(((#)|((([a-z0-9\-_]+)\|)?(r)))((\d+)((#note)?-(\d+))?)|(:)([^"\s<>][^\s<>]*?|"[^"]+?"))(?=(?=[[:punct:]][^A-Za-z0-9_/])|,|\s|\]|<|$)}) do |m|
    tag_content, leading, esc, project_prefix, project_identifier, prefix, repo_prefix, repo_identifier, sep, identifier, comment_suffix, comment_id = $1, $3, $4, $5, $6, $7, $12, $13, $10 || $14 || $20, $16 || $21, $17, $19
    if tag_content
      $&
    else
      link = nil
      project = default_project
      if project_identifier
        project = Project.visible.find_by_identifier(project_identifier)
      end
      if esc.nil?
        if prefix.nil? && sep == 'r'
          if project
            repository = nil
            if repo_identifier
              repository = project.repositories.detect {|repo| repo.identifier == repo_identifier}
            else
              repository = project.repository
            end
            # project.changesets.visible raises an SQL error because of a double join on repositories
            if repository &&
                 (changeset = Changeset.visible.
                                  find_by_repository_id_and_revision(repository.id, identifier))
              link = link_to(h("#{project_prefix}#{repo_prefix}r#{identifier}"),
                             {:only_path => only_path, :controller => 'repositories',
                              :action => 'revision', :id => project,
                              :repository_id => repository.identifier_param,
                              :rev => changeset.revision},
                             :class => 'changeset',
                             :title => truncate_single_line_raw(changeset.comments, 100))
            end
          end
        elsif sep == '#'
          oid = identifier.to_i
          case prefix
          when nil
            if oid.to_s == identifier &&
              issue = Issue.visible.find_by_id(oid)
              anchor = comment_id ? "note-#{comment_id}" : nil
              link = link_to("##{oid}#{comment_suffix}",
                             issue_path(issue, :only_path => only_path, :anchor => anchor),
                             :class => issue.css_classes,
                             :title => "#{issue.subject.truncate(100)} (#{issue.status.name})")
            end
          when 'document'
            if document = Document.visible.find_by_id(oid)
              link = link_to(document.title, document_path(document, :only_path => only_path), :class => 'document')
            end
          when 'version'
            if version = Version.visible.find_by_id(oid)
              link = link_to(version.name, version_path(version, :only_path => only_path), :class => 'version')
            end
          when 'message'
            if message = Message.visible.find_by_id(oid)
              link = link_to_message(message, {:only_path => only_path}, :class => 'message')
            end
          when 'forum'
            if board = Board.visible.find_by_id(oid)
              link = link_to(board.name, project_board_path(board.project, board, :only_path => only_path), :class => 'board')
            end
          when 'news'
            if news = News.visible.find_by_id(oid)
              link = link_to(news.title, news_path(news, :only_path => only_path), :class => 'news')
            end
          when 'project'
            if p = Project.visible.find_by_id(oid)
              link = link_to_project(p, {:only_path => only_path}, :class => 'project')
            end
          end
        elsif sep == ':'
          # removes the double quotes if any
          name = identifier.gsub(%r{^"(.*)"$}, "\\1")
          name = CGI.unescapeHTML(name)
          case prefix
          when 'document'
            if project && document = project.documents.visible.find_by_title(name)
              link = link_to(document.title, document_path(document, :only_path => only_path), :class => 'document')
            end
          when 'version'
            if project && version = project.versions.visible.find_by_name(name)
              link = link_to(version.name, version_path(version, :only_path => only_path), :class => 'version')
            end
          when 'forum'
            if project && board = project.boards.visible.find_by_name(name)
              link = link_to(board.name, project_board_path(board.project, board, :only_path => only_path), :class => 'board')
            end
          when 'news'
            if project && news = project.news.visible.find_by_title(name)
              link = link_to(news.title, news_path(news, :only_path => only_path), :class => 'news')
            end
          when 'commit', 'source', 'export'
            if project
              repository = nil
              if name =~ %r{^(([a-z0-9\-_]+)\|)(.+)$}
                repo_prefix, repo_identifier, name = $1, $2, $3
                repository = project.repositories.detect {|repo| repo.identifier == repo_identifier}
              else
                repository = project.repository
              end
              if prefix == 'commit'
                if repository && (changeset = Changeset.visible.where("repository_id = ? AND scmid LIKE ?", repository.id, "#{name}%").first)
                  link = link_to h("#{project_prefix}#{repo_prefix}#{name}"), {:only_path => only_path, :controller => 'repositories', :action => 'revision', :id => project, :repository_id => repository.identifier_param, :rev => changeset.identifier},
                                               :class => 'changeset',
                                               :title => truncate_single_line_raw(changeset.comments, 100)
                end
              else
                if repository && User.current.allowed_to?(:browse_repository, project)
                  name =~ %r{^[/\\]*(.*?)(@([^/\\@]+?))?(#(L\d+))?$}
                  path, rev, anchor = $1, $3, $5
                  link = link_to h("#{project_prefix}#{prefix}:#{repo_prefix}#{name}"), {:only_path => only_path, :controller => 'repositories', :action => (prefix == 'export' ? 'raw' : 'entry'), :id => project, :repository_id => repository.identifier_param,
                                                          :path => to_path_param(path),
                                                          :rev => rev,
                                                          :anchor => anchor},
                                                         :class => (prefix == 'export' ? 'source download' : 'source')
                end
              end
              repo_prefix = nil
            end
          when 'attachment'
            attachments = options[:attachments] || []
            attachments += obj.attachments if obj.respond_to?(:attachments)
            if attachments && attachment = Attachment.latest_attach(attachments, name)
              link = link_to_attachment(attachment, :only_path => only_path, :download => true, :class => 'attachment')
            end
          when 'project'
            if p = Project.visible.where("identifier = :s OR LOWER(name) = :s", :s => name.downcase).first
              link = link_to_project(p, {:only_path => only_path}, :class => 'project')
            end
          end
        end
      end
      (leading + (link || "#{project_prefix}#{prefix}#{repo_prefix}#{sep}#{identifier}#{comment_suffix}"))
    end
  end
end

#parse_sections(text, project, obj, attr, only_path, options) ⇒ Object 


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# File 'app/helpers/application_helper.rb', line 869

def parse_sections(text, project, obj, attr, only_path, options)
  return unless options[:edit_section_links]
  text.gsub!(HEADING_RE) do
    heading = $1
    @current_section += 1
    if @current_section > 1
      content_tag('div',
        link_to(image_tag('edit.png'), options[:edit_section_links].merge(:section => @current_section)),
        :class => 'contextual',
        :title => l(:button_edit_section),
        :id => "section-#{@current_section}") + heading.html_safe
    else
      heading
    end
  end
end

#parse_wiki_links(text, project, obj, attr, only_path, options) ⇒ Object

Wiki links

Examples:

[[mypage]]
[[mypage|mytext]]

wiki links can refer other project wikis, using project name or identifier:

[[project:]] -> wiki starting page
[[project:|mytext]]
[[project:mypage]]
[[project:mypage|mytext]]


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# File 'app/helpers/application_helper.rb', line 651

def parse_wiki_links(text, project, obj, attr, only_path, options)
  text.gsub!(/(!)?(\[\[([^\]\n\|]+)(\|([^\]\n\|]+))?\]\])/) do |m|
    link_project = project
    esc, all, page, title = $1, $2, $3, $5
    if esc.nil?
      if page =~ /^([^\:]+)\:(.*)$/
        identifier, page = $1, $2
        link_project = Project.find_by_identifier(identifier) || Project.find_by_name(identifier)
        title ||= identifier if page.blank?
      end

      if link_project && link_project.wiki
        # extract anchor
        anchor = nil
        if page =~ /^(.+?)\#(.+)$/
          page, anchor = $1, $2
        end
        anchor = sanitize_anchor_name(anchor) if anchor.present?
        # check if page exists
        wiki_page = link_project.wiki.find_page(page)
        url = if anchor.present? && wiki_page.present? && (obj.is_a?(WikiContent) || obj.is_a?(WikiContent::Version)) && obj.page == wiki_page
          "##{anchor}"
        else
          case options[:wiki_links]
          when :local; "#{page.present? ? Wiki.titleize(page) : ''}.html" + (anchor.present? ? "##{anchor}" : '')
          when :anchor; "##{page.present? ? Wiki.titleize(page) : title}" + (anchor.present? ? "_#{anchor}" : '') # used for single-file wiki export
          else
            wiki_page_id = page.present? ? Wiki.titleize(page) : nil
            parent = wiki_page.nil? && obj.is_a?(WikiContent) && obj.page && project == link_project ? obj.page.title : nil
            url_for(:only_path => only_path, :controller => 'wiki', :action => 'show', :project_id => link_project,
             :id => wiki_page_id, :version => nil, :anchor => anchor, :parent => parent)
          end
        end
        link_to(title.present? ? title.html_safe : h(page), url, :class => ('wiki-page' + (wiki_page ? '' : ' new')))
      else
        # project or wiki doesn't exist
        all
      end
    else
      all
    end
  end
end

#preview_link(url, form, target = 'preview', options = {}) ⇒ Object 


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# File 'app/helpers/application_helper.rb', line 1050

def preview_link(url, form, target='preview', options={})
  content_tag 'a', l(:label_preview), {
      :href => "#",
      :onclick => %|submitPreview("#{escape_javascript url_for(url)}", "#{escape_javascript form}", "#{escape_javascript target}"); return false;|,
      :accesskey => accesskey(:preview)
    }.merge(options)
end

#principals_check_box_tags(name, principals) ⇒ Object 


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# File 'app/helpers/application_helper.rb', line 365

def principals_check_box_tags(name, principals)
  s = ''
  principals.each do |principal|
    s << "<label>#{ check_box_tag name, principal.id, false, :id => nil } #{h principal}</label>\n"
  end
  s.html_safe
end

#principals_options_for_select(collection, selected = nil) ⇒ Object

Returns a string for users/groups option tags


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# File 'app/helpers/application_helper.rb', line 374

def principals_options_for_select(collection, selected=nil)
  s = ''
  if collection.include?(User.current)
    s << content_tag('option', "<< #{l(:label_me)} >>", :value => User.current.id)
  end
  groups = ''
  collection.sort.each do |element|
    selected_attribute = ' selected="selected"' if option_value_selected?(element, selected) || element.id.to_s == selected
    (element.is_a?(Group) ? groups : s) << %(<option value="#{element.id}"#{selected_attribute}>#{h element.name}</option>)
  end
  unless groups.empty?
    s << %(<optgroup label="#{h(l(:label_group_plural))}">#{groups}</optgroup>)
  end
  s.html_safe
end

#progress_bar(pcts, options = {}) ⇒ Object 


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# File 'app/helpers/application_helper.rb', line 1092

def progress_bar(pcts, options={})
  pcts = [pcts, pcts] unless pcts.is_a?(Array)
  pcts = pcts.collect(&:round)
  pcts[1] = pcts[1] - pcts[0]
  pcts << (100 - pcts[1] - pcts[0])
  width = options[:width] || '100px;'
  legend = options[:legend] || ''
  content_tag('table',
    content_tag('tr',
      (pcts[0] > 0 ? content_tag('td', '', :style => "width: #{pcts[0]}%;", :class => 'closed') : ''.html_safe) +
      (pcts[1] > 0 ? content_tag('td', '', :style => "width: #{pcts[1]}%;", :class => 'done') : ''.html_safe) +
      (pcts[2] > 0 ? content_tag('td', '', :style => "width: #{pcts[2]}%;", :class => 'todo') : ''.html_safe)
    ), :class => "progress progress-#{pcts[0]}", :style => "width: #{width};").html_safe +
    content_tag('p', legend, :class => 'percent').html_safe
end

#project_tree(projects, &block) ⇒ Object

Yields the given block for each project with its level in the tree

Wrapper for Project#project_tree


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# File 'app/helpers/application_helper.rb', line 361

def project_tree(projects, &block)
  Project.project_tree(projects, &block)
end

#project_tree_options_for_select(projects, options = {}) ⇒ Object 


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# File 'app/helpers/application_helper.rb', line 339

def project_tree_options_for_select(projects, options = {})
  s = ''.html_safe
  if options[:include_blank]
    s << content_tag('option', '&nbsp;'.html_safe, :value => '')
  end
  project_tree(projects) do |project, level|
    name_prefix = (level > 0 ? '&nbsp;' * 2 * level + '&#187; ' : '').html_safe
    tag_options = {:value => project.id}
    if project == options[:selected] || (options[:selected].respond_to?(:include?) && options[:selected].include?(project))
      tag_options[:selected] = 'selected'
    else
      tag_options[:selected] = nil
    end
    tag_options.merge!(yield(project)) if block_given?
    s << content_tag('option', name_prefix + h(project), tag_options)
  end
  s.html_safe
end

#raw_json(arg) ⇒ Object

Helper to render JSON in views


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# File 'app/helpers/application_helper.rb', line 1063

def raw_json(arg)
  arg.to_json.to_s.gsub('/', '\/').html_safe
end

#render_flash_messages ⇒ Object

Renders flash messages


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# File 'app/helpers/application_helper.rb', line 301

def render_flash_messages
  s = ''
  flash.each do |k,v|
    s << content_tag('div', v.html_safe, :class => "flash #{k}", :id => "flash_#{k}")
  end
  s.html_safe
end

#render_page_hierarchy(pages, node = nil, options = {}) ⇒ Object 


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# File 'app/helpers/application_helper.rb', line 284

def render_page_hierarchy(pages, node=nil, options={})
  content = ''
  if pages[node]
    content << "<ul class=\"pages-hierarchy\">\n"
    pages[node].each do |page|
      content << "<li>"
      content << link_to(h(page.pretty_title), {:controller => 'wiki', :action => 'show', :project_id => page.project, :id => page.title, :version => nil},
                         :title => (options[:timestamp] && page.updated_on ? l(:label_updated_time, distance_of_time_in_words(Time.now, page.updated_on)) : nil))
      content << "\n" + render_page_hierarchy(pages, page.id, options) if pages[page.id]
      content << "</li>\n"
    end
    content << "</ul>\n"
  end
  content.html_safe
end

#render_project_jump_box ⇒ Object

Renders the project quick-jump box


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# File 'app/helpers/application_helper.rb', line 323

def render_project_jump_box
  return unless User.current.logged?
  projects = User.current.memberships.collect(&:project).compact.select(&:active?).uniq
  if projects.any?
    options =
      ("<option value=''>#{ l(:label_jump_to_a_project) }</option>" +
       '<option value="" disabled="disabled">---</option>').html_safe

    options << project_tree_options_for_select(projects, :selected => @project) do |p|
      { :value => project_path(:id => p, :jump => current_menu_item) }
    end

    select_tag('project_quick_jump_box', options, :onchange => 'if (this.value != \'\') { window.location = this.value; }')
  end
end

#render_project_nested_lists(projects, &block) ⇒ Object

Renders a tree of projects as a nested set of unordered lists The given collection may be a subset of the whole project tree (eg. some intermediate nodes are private and can not be seen)


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# File 'app/helpers/application_helper.rb', line 254

def render_project_nested_lists(projects, &block)
  s = ''
  if projects.any?
    ancestors = []
    original_project = @project
    projects.sort_by(&:lft).each do |project|
      # set the project environment to please macros.
      @project = project
      if (ancestors.empty? || project.is_descendant_of?(ancestors.last))
        s << "<ul class='projects #{ ancestors.empty? ? 'root' : nil}'>\n"
      else
        ancestors.pop
        s << "</li>"
        while (ancestors.any? && !project.is_descendant_of?(ancestors.last))
          ancestors.pop
          s << "</ul></li>\n"
        end
      end
      classes = (ancestors.empty? ? 'root' : 'child')
      s << "<li class='#{classes}'><div class='#{classes}'>"
      s << h(block_given? ? capture(project, &block) : project.name)
      s << "</div>\n"
      ancestors << project
    end
    s << ("</li></ul>\n" * ancestors.size)
    @project = original_project
  end
  s.html_safe
end

#render_tabs(tabs, selected = params[:tab]) ⇒ Object

Renders tabs and their content


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# File 'app/helpers/application_helper.rb', line 310

def render_tabs(tabs, selected=params[:tab])
  if tabs.any?
    unless tabs.detect {|tab| tab[:name] == selected}
      selected = nil
    end
    selected ||= tabs.first[:name]
    render :partial => 'common/tabs', :locals => {:tabs => tabs, :selected_tab => selected}
  else
    content_tag 'p', l(:label_no_data), :class => "nodata"
  end
end

#reorder_links(name, url, method = :post) ⇒ Object 


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# File 'app/helpers/application_helper.rb', line 444

def reorder_links(name, url, method = :post)
  link_to(image_tag('2uparrow.png', :alt => l(:label_sort_highest)),
          url.merge({"#{name}[move_to]" => 'highest'}),
          :method => method, :title => l(:label_sort_highest)) +
  link_to(image_tag('1uparrow.png',   :alt => l(:label_sort_higher)),
          url.merge({"#{name}[move_to]" => 'higher'}),
         :method => method, :title => l(:label_sort_higher)) +
  link_to(image_tag('1downarrow.png', :alt => l(:label_sort_lower)),
          url.merge({"#{name}[move_to]" => 'lower'}),
          :method => method, :title => l(:label_sort_lower)) +
  link_to(image_tag('2downarrow.png', :alt => l(:label_sort_lowest)),
          url.merge({"#{name}[move_to]" => 'lowest'}),
         :method => method, :title => l(:label_sort_lowest))
end

#replace_toc(text, headings) ⇒ Object

Renders the TOC with given headings


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# File 'app/helpers/application_helper.rb', line 963

def replace_toc(text, headings)
  text.gsub!(TOC_RE) do
    left_align, right_align = $2, $3
    # Keep only the 4 first levels
    headings = headings.select{|level, anchor, item| level <= 4}
    if headings.empty?
      ''
    else
      div_class = 'toc'
      div_class << ' right' if right_align
      div_class << ' left' if left_align
      out = "<ul class=\"#{div_class}\"><li>"
      root = headings.map(&:first).min
      current = root
      started = false
      headings.each do |level, anchor, item|
        if level > current
          out << '<ul><li>' * (level - current)
        elsif level < current
          out << "</li></ul>\n" * (current - level) + "</li><li>"
        elsif started
          out << '</li><li>'
        end
        out << "<a href=\"##{anchor}\">#{item}</a>"
        current = level
        started = true
      end
      out << '</li></ul>' * (current - root)
      out << '</li></ul>'
    end
  end
end

#robot_exclusion_tag ⇒ Object 


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# File 'app/helpers/application_helper.rb', line 1274

def robot_exclusion_tag
  '<meta name="robots" content="noindex,follow,noarchive" />'.html_safe
end

#sanitize_anchor_name(anchor) ⇒ Object 


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# File 'app/helpers/application_helper.rb', line 1243

def sanitize_anchor_name(anchor)
  anchor.gsub(%r{[^\s\-\p{Word}]}, '').gsub(%r{\s+(\-+\s*)?}, '-')
end

#sidebar_content? ⇒ Boolean

Returns:

  • (Boolean) 

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# File 'app/helpers/application_helper.rb', line 1214

def sidebar_content?
  content_for?(:sidebar) || view_layouts_base_sidebar_hook_response.present?
end

#simple_format_without_paragraph(text) ⇒ Object

Same as Rails' simple_format helper without using paragraphs


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# File 'app/helpers/application_helper.rb', line 997

def simple_format_without_paragraph(text)
  text.to_s.
    gsub(/\r\n?/, "\n").                    # \r\n and \r -> \n
    gsub(/\n\n+/, "<br /><br />").          # 2+ newline  -> 2 br
    gsub(/([^\n]\n)(?=[^\n])/, '\1<br />'). # 1 newline   -> br
    html_safe
end

#stylesheet_link_tag(*sources) ⇒ Object

Overrides Rails' stylesheet_link_tag with themes and plugins support. Examples:

stylesheet_link_tag('styles') # => picks styles.css from the current theme or defaults
stylesheet_link_tag('styles', :plugin => 'foo) # => picks styles.css from plugin's assets


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# File 'app/helpers/application_helper.rb', line 1166

def stylesheet_link_tag(*sources)
  options = sources.last.is_a?(Hash) ? sources.pop : {}
  plugin = options.delete(:plugin)
  sources = sources.map do |source|
    if plugin
      "/plugin_assets/#{plugin}/stylesheets/#{source}"
    elsif current_theme && current_theme.stylesheets.include?(source)
      current_theme.stylesheet_path(source)
    else
      source
    end
  end
  super *sources, options
end

#syntax_highlight(name, content) ⇒ Object 


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# File 'app/helpers/application_helper.rb', line 435

def syntax_highlight(name, content)
  Redmine::SyntaxHighlighting.highlight_by_filename(content, name)
end

#syntax_highlight_lines(name, content) ⇒ Object 


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# File 'app/helpers/application_helper.rb', line 429

def syntax_highlight_lines(name, content)
  lines = []
  syntax_highlight(name, content).each_line { |line| lines << line }
  lines
end

#textilizable(*args) ⇒ Object

Formats text according to system settings. 2 ways to call this method:

  • with a String: textilizable(text, options)

  • with an object and one of its attribute: textilizable(issue, :description, options)


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# File 'app/helpers/application_helper.rb', line 547

def textilizable(*args)
  options = args.last.is_a?(Hash) ? args.pop : {}
  case args.size
  when 1
    obj = options[:object]
    text = args.shift
  when 2
    obj = args.shift
    attr = args.shift
    text = obj.send(attr).to_s
  else
    raise ArgumentError, 'invalid arguments to textilizable'
  end
  return '' if text.blank?
  project = options[:project] || @project || (obj && obj.respond_to?(:project) ? obj.project : nil)
  @only_path = only_path = options.delete(:only_path) == false ? false : true

  text = text.dup
  macros = catch_macros(text)
  text = Redmine::WikiFormatting.to_html(Setting.text_formatting, text, :object => obj, :attribute => attr)

  @parsed_headings = []
  @heading_anchors = {}
  @current_section = 0 if options[:edit_section_links]

  parse_sections(text, project, obj, attr, only_path, options)
  text = parse_non_pre_blocks(text, obj, macros) do |text|
    [:parse_inline_attachments, :parse_wiki_links, :parse_redmine_links].each do |method_name|
      send method_name, text, project, obj, attr, only_path, options
    end
  end
  parse_headings(text, project, obj, attr, only_path, options)

  if @parsed_headings.any?
    replace_toc(text, @parsed_headings)
  end

  text.html_safe
end

#thumbnail_tag(attachment) ⇒ Object 


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# File 'app/helpers/application_helper.rb', line 211

def thumbnail_tag(attachment)
  link_to image_tag(thumbnail_path(attachment)),
    named_attachment_path(attachment, attachment.filename),
    :title => attachment.filename
end

#time_tag(time) ⇒ Object 


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# File 'app/helpers/application_helper.rb', line 420

def time_tag(time)
  text = distance_of_time_in_words(Time.now, time)
  if @project
    link_to(text, {:controller => 'activities', :action => 'index', :id => @project, :from => User.current.time_to_date(time)}, :title => format_time(time))
  else
    content_tag('abbr', text, :title => format_time(time))
  end
end

#title(*args) ⇒ Object

Returns a h2 tag and sets the html title with the given arguments


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# File 'app/helpers/application_helper.rb', line 491

def title(*args)
  strings = args.map do |arg|
    if arg.is_a?(Array) && arg.size >= 2
      link_to(*arg)
    else
      h(arg.to_s)
    end
  end
  html_title args.reverse.map {|s| (s.is_a?(Array) ? s.first : s).to_s}
  content_tag('h2', strings.join(' &#187; ').html_safe)
end

#to_path_param(path) ⇒ Object 


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# File 'app/helpers/application_helper.rb', line 439

def to_path_param(path)
  str = path.to_s.split(%r{[/\\]}).select{|p| !p.blank?}.join("/")
  str.blank? ? nil : str
end

#toggle_checkboxes_link(selector) ⇒ Object 


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# File 'app/helpers/application_helper.rb', line 1086

def toggle_checkboxes_link(selector)
  link_to_function image_tag('toggle_check.png'),
    "toggleCheckboxesBySelector('#{selector}')",
    :title => "#{l(:button_check_all)} / #{l(:button_uncheck_all)}"
end

#toggle_link(name, id, options = {}) ⇒ Object 


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# File 'app/helpers/application_helper.rb', line 217

def toggle_link(name, id, options={})
  onclick = "$('##{id}').toggle(); "
  onclick << (options[:focus] ? "$('##{options[:focus]}').focus(); " : "this.blur(); ")
  onclick << "return false;"
  link_to(name, "#", :onclick => onclick)
end

#truncate_lines(string, options = {}) ⇒ Object

Truncates at line break after 250 characters or options


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# File 'app/helpers/application_helper.rb', line 399

def truncate_lines(string, options={})
  length = options[:length] || 250
  if string.to_s =~ /\A(.{#{length}}.*?)$/m
    "#{$1}..."
  else
    string
  end
end

#truncate_single_line_raw(string, length) ⇒ Object 


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# File 'app/helpers/application_helper.rb', line 394

def truncate_single_line_raw(string, length)
  string.truncate(length).gsub(%r{[\r\n]+}m, ' ')
end

#view_layouts_base_sidebar_hook_response ⇒ Object 


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# File 'app/helpers/application_helper.rb', line 1218

def view_layouts_base_sidebar_hook_response
  @view_layouts_base_sidebar_hook_response ||= call_hook(:view_layouts_base_sidebar)
end

#wiki_page_path(page, options = {}) ⇒ Object 


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# File 'app/helpers/application_helper.rb', line 207

def wiki_page_path(page, options={})
  url_for({:controller => 'wiki', :action => 'show', :project_id => page.project, :id => page.title}.merge(options))
end