Module: ApplicationHelper

Constant Summary collapse

{
  'CustomValue'  => ->(custom_value) {link_to_record(custom_value.customized)},
  'Document'     => ->(document)     {link_to(document.title, document_path(document))},
  'Group'        => ->(group)        {link_to(group.name, group_path(group))},
  'Issue'        => ->(issue)        {link_to_issue(issue, :subject => false)},
  'Message'      => ->(message)      {link_to_message(message)},
  'News'         => ->(news)         {link_to(news.title, news_path(news))},
  'Project'      => ->(project)      {link_to_project(project)},
  'User'         => ->(user)         {link_to_user(user)},
  'Version'      => ->(version)      {link_to_version(version)},
  'WikiPage'     => ->(wiki_page)    {link_to(wiki_page.pretty_title,project_wiki_page_path(wiki_page.project, wiki_page.title))}
}
{
  # Custom list, since project/version attachments are listed in the files
  # view and not in the project/milestone view
  'Project'      => ->(project)      {link_to(l(:project_module_files), project_files_path(project))},
  'Version'      => ->(version)      {link_to(l(:project_module_files), project_files_path(version.project))},
}
%r{
        <a( [^>]+?)?>(?<tag_content>.*?)</a>|
        (?<leading>[\s\(,\-\[\>]|^)
        (?<esc>!)?
        (?<project_prefix>(?<project_identifier>[a-z0-9\-_]+):)?
        (?<prefix>attachment|document|version|forum|news|message|project|commit|source|export|user)?
        (
          (
            (?<sep1>\#\#?)|
            (
              (?<repo_prefix>(?<repo_identifier>[a-z0-9\-_]+)\|)?
              (?<sep2>r)
            )
          )
          (
            (?<identifier1>((\d)+|(note)))
            (?<comment_suffix>
              (\#note)?
              -(?<comment_id>\d+)
            )?
          )|
          (
          (?<sep3>:)
          (?<identifier2>[^"\s<>][^\s<>]*?|"[^"]+?")
          )|
          (
          (?<sep4>@)
          (?<identifier3>[A-Za-z0-9_\[email protected]\.]*)
          )
        )
        (?=
          (?=[[:punct:]][^A-Za-z0-9_/])|
          ,|
          \s|
          \]|
          <|
          $)
}x
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::Helpers::URL

#uri_with_safe_scheme?

Methods included from Redmine::Hook::Helper

#call_hook

Methods included from Redmine::Themes::Helper

#current_theme, #heads_for_theme

Methods included from Redmine::SudoMode::Helper

#hash_to_hidden_fields

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_hours, #format_time, included, #l, #l_hours, #l_hours_short, #l_or_humanize, #languages_options, #ll, #lu, #month_name, #set_language_if_valid, #valid_languages

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 782

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

  @used_accesskeys << key
  key
end

#actions_dropdown(&block) ⇒ Object


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# File 'app/helpers/application_helper.rb', line 752

def actions_dropdown(&block)
  content = capture(&block)
  if content.present?
    trigger = ('span', l(:button_actions), :class => 'icon-only icon-actions', :title => l(:button_actions))
    trigger = ('span', trigger, :class => 'drdn-trigger')
    content = ('div', content, :class => 'drdn-items')
    content = ('div', content, :class => 'drdn-content')
    ('span', trigger + content, :class => 'drdn')
  end
end

#anchor(text) ⇒ Object


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# File 'app/helpers/application_helper.rb', line 640

def anchor(text)
  text.to_s.tr(' ', '_')
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 1693

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 648

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 36

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

#back_url_hidden_field_tagObject


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# File 'app/helpers/application_helper.rb', line 1464

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

#body_css_classesObject

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 765

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 << 'has-main-menu' if display_main_menu?(@project)
  css << 'controller-' + controller_name
  css << 'action-' + action_name
  css << 'avatars-' + (Setting.gravatar_enabled? ? 'on' : 'off')
  if UserPreference::TEXTAREA_FONT_OPTIONS.include?(User.current.pref.textarea_font)
    css << "textarea-#{User.current.pref.textarea_font}"
  end
  css.join(' ')
end

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# File 'app/helpers/application_helper.rb', line 685

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

#bulk_edit_error_messages(items) ⇒ Object

Returns an array of error messages for bulk edited items (issues, time entries)


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# File 'app/helpers/application_helper.rb', line 1718

def bulk_edit_error_messages(items)
  messages = {}
  items.each do |item|
    item.errors.full_messages.each do |message|
      messages[message] ||= []
      messages[message] << item
    end
  end
  messages.map { |message, items|
    "#{message}: " + items.map {|i| "##{i.id}"}.join(', ')
  }
end

#calendar_for(field_id) ⇒ Object


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# File 'app/helpers/application_helper.rb', line 1543

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

#cancel_button_tag(fallback_url) ⇒ Object


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# File 'app/helpers/application_helper.rb', line 1469

def cancel_button_tag(fallback_url)
  url = validate_back_url(back_url) || fallback_url
  link_to l(:button_cancel), url
end

#catch_macros(text) ⇒ Object

Extracts macros from text


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# File 'app/helpers/application_helper.rb', line 1313

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

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# File 'app/helpers/application_helper.rb', line 1474

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 1521

def checked_image(checked=true)
  if checked
    @checked_image_tag ||= (:span, nil, :class => 'icon-only icon-checked')
  end
end

#context_menuObject


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# File 'app/helpers/application_helper.rb', line 1527

def context_menu
  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
  nil
end

#default_search_project_scopeObject

Returns the default scope for the quick search form Could be 'all', 'my_projects', 'subprojects' or nil (current project)


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# File 'app/helpers/application_helper.rb', line 488

def default_search_project_scope
  if @project && !@project.leaf?
    'subprojects'
  end
end

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# File 'app/helpers/application_helper.rb', line 1441

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 379

def due_date_distance_in_words(date)
  if date
    l((if date < User.current.today
         :label_roadmap_overdue
       else
         :label_roadmap_due_in
       end),
      distance_of_date_in_words(User.current.today, date))
  end
end

#email_delivery_enabled?Boolean

Returns:

  • (Boolean)

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# File 'app/helpers/application_helper.rb', line 1636

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

#error_messages_for(*objects) ⇒ Object

Render the error messages for the given objects


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# File 'app/helpers/application_helper.rb', line 1422

def error_messages_for(*objects)
  objects = objects.map {|o| o.is_a?(String) ? instance_variable_get("@#{o}") : o}.compact
  errors = objects.map {|o| o.errors.full_messages}.flatten
  render_error_messages(errors)
end

#export_csv_encoding_select_tagObject


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# File 'app/helpers/application_helper.rb', line 1703

def export_csv_encoding_select_tag
  return if l(:general_csv_encoding).casecmp('UTF-8') == 0

  options = [l(:general_csv_encoding), 'UTF-8']
  (:p) do
    concat(
      (:label) do
        concat l(:label_encoding) + ' '
        concat select_tag('encoding', options_for_select(options, l(:general_csv_encoding)))
      end
    )
  end
end

#faviconObject


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# File 'app/helpers/application_helper.rb', line 1659

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

#favicon_pathObject

Returns the path to the favicon


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# File 'app/helpers/application_helper.rb', line 1664

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

#favicon_urlObject

Returns the full URL to the favicon


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# File 'app/helpers/application_helper.rb', line 1670

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

#form_tag_html(html_options) ⇒ Object


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# File 'app/helpers/application_helper.rb', line 1414

def form_tag_html(html_options)
  # Set a randomized name attribute on all form fields by default
  # as a workaround to https://bugzilla.mozilla.org/show_bug.cgi?id=1279253
  html_options['name'] ||= "#{html_options['id'] || 'form'}-#{SecureRandom.hex(4)}"
  super
end

#format_activity_day(date) ⇒ Object


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# File 'app/helpers/application_helper.rb', line 357

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 361

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

Used to format item titles on the activity view


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# File 'app/helpers/application_helper.rb', line 353

def format_activity_title(text)
  text
end

#format_changeset_comments(changeset, options = {}) ⇒ Object


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

def format_changeset_comments(changeset, options={})
  method = options[:short] ? :short_comments : :comments
  textilizable changeset, method, :formatting => Setting.commit_logs_formatting?
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 230

def format_object(object, html=true, &block)
  if block_given?
    object = yield object
  end
  case object.class.name
  when 'Array'
    formatted_objects = object.map {|o| format_object(o, html)}
    html ? safe_join(formatted_objects, ', ') : formatted_objects.join(', ')
  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 'Attachment'
    if html
      (
        :span,
        link_to_attachment(object) +
        link_to_attachment(
          object,
          :class => ['icon-only', 'icon-download'],
          :title => l(:button_download),
          :download => true
        )
      )
    else
      object.filename
    end
  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 366

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

#get_tab_action(tab) ⇒ Object

Returns the tab action depending on the tab properties


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# File 'app/helpers/application_helper.rb', line 476

def get_tab_action(tab)
  if tab[:onclick]
    return tab[:onclick]
  elsif tab[:partial]
    return "showTab('#{tab[:name]}', this.href)"
  else
    return nil
  end
end

#html_hours(text) ⇒ Object


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# File 'app/helpers/application_helper.rb', line 644

def html_hours(text)
  text.gsub(%r{(\d+)([\.:])(\d+)}, '<span class="hours hours-int">\1</span><span class="hours hours-dec">\2\3</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 740

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 1600

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_tagsObject


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# File 'app/helpers/application_helper.rb', line 1548

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 1682

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, options = {}) ⇒ Object

Executes and replaces macros in text


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# File 'app/helpers/application_helper.rb', line 1329

def inject_macros(text, obj, macros, execute=true, options={})
  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, options) || all)
      else
        h(all)
      end
    elsif orig
      h(orig)
    else
      h(all)
    end
  end
end

#javascript_headsObject

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


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# File 'app/helpers/application_helper.rb', line 1645

def javascript_heads
  tags = javascript_include_tag(
    'jquery-3.5.1-ui-1.12.1-ujs-5.2.3',
    'tribute-5.1.3.min',
    'tablesort-5.2.1.min.js',
    'tablesort-5.2.1.number.min.js',
    'application',
    'responsive')
  unless User.current.pref.warn_on_leaving_unsaved == '0'
    tags << "\n".html_safe + javascript_tag("$(window).on('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 1614

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 1407

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 1397

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 1393

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

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 112

def link_to_attachment(attachment, options={})
  text = options.delete(:text) || attachment.filename
  if options.delete(:download)
    route_method = :download_named_attachment_url
    options[:filename] = attachment.filename
  else
    route_method = :attachment_url
    # make sure we don't have an extraneous :filename in the options
    options.delete(:filename)
  end
  html_options = options.slice!(:only_path, :filename)
  options[:only_path] = true unless options.key?(:only_path)
  url = send(route_method, attachment, options)
  link_to text, url, html_options
end

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# File 'app/helpers/application_helper.rb', line 222

def link_to_attachment_container(attachment_container)
  if link = ATTACHMENT_CONTAINER_LINK[attachment_container.class.name] ||
            RECORD_LINK[attachment_container.class.name]
    self.instance_exec(attachment_container, &link)
  end
end

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# File 'app/helpers/application_helper.rb', line 1455

def link_to_context_menu
  link_to l(:button_actions), '#', title: l(:button_actions), class: 'icon-only icon-actions js-contextmenu'
end

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# File 'app/helpers/application_helper.rb', line 1451

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

Displays a link to edit group page if current user is admin Otherwise display only the group name


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# File 'app/helpers/application_helper.rb', line 67

def link_to_group(group, options={})
  if group.is_a?(Group)
    name = h(group.name)
    if User.current.admin?
      only_path = options[:only_path].nil? ? true : options[:only_path]
      link_to name, edit_group_path(group, :only_path => only_path)
    else
      name
    end
  end
end

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 46

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

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 88

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_url(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

Generates a link to a message


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# File 'app/helpers/application_helper.rb', line 148

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

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# File 'app/helpers/application_helper.rb', line 348

def link_to_month(link_name, year, month, options={})
  link_to(link_name, {:params => request.query_parameters.merge(:year => year, :month => month)}, options)
end

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# File 'app/helpers/application_helper.rb', line 332

def link_to_next_month(year, month, options={})
  target_year, target_month = if month == 12
                                [year + 1, 1]
                              else
                                [year, month + 1]
                              end

  name = if target_month == 1
           "#{month_name(target_month)} #{target_year}"
         else
           month_name(target_month)
         end

  link_to_month((name + " »"), target_year, target_month, options)
end

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# File 'app/helpers/application_helper.rb', line 316

def link_to_previous_month(year, month, options={})
  target_year, target_month = if month == 1
                                [year - 1, 12]
                              else
                                [year, month - 1]
                              end

  name = if target_month == 12
           "#{month_name(target_month)} #{target_year}"
         else
           month_name(target_month)
         end

  link_to_month(("« " + name), target_year, target_month, options)
end

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 167

def link_to_project(project, options={}, html_options = nil)
  if project.archived?
    h(project.name)
  else
    link_to project.name,
            project_url(project, {:only_path => true}.merge(options)),
            html_options
  end
end

Generates a link to a project settings if active


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# File 'app/helpers/application_helper.rb', line 178

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

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# File 'app/helpers/application_helper.rb', line 209

def link_to_record(record)
  if link = RECORD_LINK[record.class.name]
    self.instance_exec(record, &link)
  end
end

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 131

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)),
    :accesskey => options[:accesskey]
  )
end

Displays a link to user's account page if active


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# File 'app/helpers/application_helper.rb', line 51

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?)
      only_path = options[:only_path].nil? ? true : options[:only_path]
      link_to name, user_url(user, :only_path => only_path), :class => user.css_classes
    else
      name
    end
  else
    h(user.to_s)
  end
end

Generates a link to a version


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# File 'app/helpers/application_helper.rb', line 189

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 622

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

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# File 'app/helpers/application_helper.rb', line 690

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_titleObject


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# File 'app/helpers/application_helper.rb', line 696

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 << (:span, h(@project), class: 'current-project')
    if b.size > 1
      separator = (:span, ' &raquo; '.html_safe, class: 'separator')
      path = safe_join(b[0..-2], separator) + separator
      b = [(:span, path.html_safe, class: 'breadcrumbs'), b[-1]]
    end
    safe_join b
  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 1276

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_hires_images(text, project, obj, attr, only_path, options) ⇒ Object

add srcset attribute to img tags if filename includes @2x, @3x, etc. to support hires displays


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# File 'app/helpers/application_helper.rb', line 876

def parse_hires_images(text, project, obj, attr, only_path, options)
  text.gsub!(/src="([^"][email protected](\dx)\.(bmp|gif|jpg|jpe|jpeg|png))"/i) do |m|
    filename, dpr = $1, $2
    m + " srcset=\"#{filename} #{dpr}\""
  end
end

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


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# File 'app/helpers/application_helper.rb', line 883

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

  # 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, $2, $3, $4
      # search for the picture in attachments
      if found = Attachment.latest_attach(attachments, CGI.unescape(filename))
        image_url = download_named_attachment_url(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, options = {}) ⇒ Object


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# File 'app/helpers/application_helper.rb', line 842

def parse_non_pre_blocks(text, obj, macros, options={})
  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, true, options) if macros.any?
    else
      inject_macros(text, obj, macros, false, options) if macros.any?
    end
    parsed << text
    if tag
      if closing
        if tags.last && tags.last.casecmp(tag) == 0
          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

Redmine links

Examples:

Issues:
  #52 -> Link to issue #52
  ##52 -> Link to issue #52, including the issue's subject
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
Forums:
  forum#1 -> Link to forum with id 1
  forum:Support -> Link to forum named "Support"
  forum:"Technical Support" -> Link to forum named "Technical Support"
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
News:
  news#2 -> Link to news item with id 1
  news:Greetings -> Link to news item named "Greetings"
  news:"First Release" -> Link to news item named "First Release"
Users:
  user:jsmith -> Link to user with login jsmith
  @jsmith -> Link to user with login jsmith
  user#2 -> Link to user with id 2

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 1024

def parse_redmine_links(text, default_project, obj, attr, only_path, options)
  text.gsub!(LINKS_RE) do |_|
    tag_content = $~[:tag_content]
    leading = $~[:leading]
    esc = $~[:esc]
    project_prefix = $~[:project_prefix]
    project_identifier = $~[:project_identifier]
    prefix = $~[:prefix]
    repo_prefix = $~[:repo_prefix]
    repo_identifier = $~[:repo_identifier]
    sep = $~[:sep1] || $~[:sep2] || $~[:sep3] || $~[:sep4]
    identifier = $~[:identifier1] || $~[:identifier2] || $~[:identifier3]
    comment_suffix = $~[:comment_suffix]
    comment_id = $~[:comment_id]

    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 == '#' || 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
              url = issue_url(issue, :only_path => only_path, :anchor => anchor)
              link =
                if sep == '##'
                  link_to("#{issue.tracker.name} ##{oid}#{comment_suffix}: #{issue.subject}",
                          url,
                          :class => issue.css_classes,
                          :title => "#{l(:field_status)}: #{issue.status.name}")
                else
                  link_to("##{oid}#{comment_suffix}",
                          url,
                          :class => issue.css_classes,
                          :title => "#{issue.tracker.name}: #{issue.subject.truncate(100)} (#{issue.status.name})")
                end
            elsif identifier == 'note'
              link = link_to("#note-#{comment_id}", "#note-#{comment_id}")
            end
          when 'document'
            if document = Document.visible.find_by_id(oid)
              link = link_to(document.title, document_url(document, :only_path => only_path), :class => 'document')
            end
          when 'version'
            if version = Version.visible.find_by_id(oid)
              link = link_to(version.name, version_url(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_url(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_url(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
          when 'user'
            u = User.visible.find_by(:id => oid, :type => 'User')
            link = link_to_user(u, :only_path => only_path) if u
          end
        elsif sep == ':'
          name = remove_double_quotes(identifier)
          case prefix
          when 'document'
            if project && document = project.documents.visible.find_by_title(name)
              link = link_to(document.title, document_url(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_url(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_url(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_url(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, :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
          when 'user'
            u = User.visible.find_by("LOWER(login) = :s AND type = 'User'", :s => name.downcase)
            link = link_to_user(u, :only_path => only_path) if u
          end
        elsif sep == "@"
          name = remove_double_quotes(identifier)
          u = User.visible.find_by("LOWER(login) = :s AND type = 'User'", :s => name.downcase)
          link = link_to_user(u, :only_path => only_path) if u
        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 1251

def parse_sections(text, project, obj, attr, only_path, options)
  return unless options[:edit_section_links]

  text.gsub!(HEADING_RE) do
    heading, level = $1, $2
    @current_section += 1
    if @current_section > 1
      (
        'div',
        link_to(
          l(:button_edit_section),
          options[:edit_section_links].merge(
            :section => @current_section),
          :class => 'icon-only icon-edit'),
        :class => "contextual heading-#{level}",
        :title => l(:button_edit_section),
        :id => "section-#{@current_section}") + heading.html_safe
    else
      heading
    end
  end
end

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 917

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, $5
    if esc.nil?
      page = CGI.unescapeHTML(page)
      if page =~ /^\#(.+)$/
        anchor = sanitize_anchor_name($1)
        url = "##{anchor}"
        next link_to(title.present? ? title.html_safe : h(page), url, :class => 'wiki-page')
      end

      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 && User.current.allowed_to?(:view_wiki_pages, link_project)
        # 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
              # used for single-file wiki export
              "##{page.present? ? Wiki.titleize(page) : title}" + (anchor.present? ? "_#{anchor}" : '')
            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

#principals_check_box_tags(name, principals) ⇒ Object


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# File 'app/helpers/application_helper.rb', line 594

def principals_check_box_tags(name, principals)
  s = +''
  principals.each do |principal|
    s << ('label',
                     check_box_tag(name, principal.id, false, :id => nil) +
                     (avatar(principal, :size => 16).presence || ('span', nil, :class => "name icon icon-#{principal.class.name.downcase}")) +
                     principal)
  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 606

def principals_options_for_select(collection, selected=nil)
  s = +''
  if collection.include?(User.current)
    s << ('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 1487

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

#project_tree(projects, options = {}, &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 590

def project_tree(projects, options={}, &block)
  Project.project_tree(projects, options, &block)
end

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


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# File 'app/helpers/application_helper.rb', line 565

def project_tree_options_for_select(projects, options = {})
  s = ''.html_safe
  if blank_text = options[:include_blank]
    if blank_text == true
      blank_text = '&nbsp;'.html_safe
    end
    s << ('option', blank_text, :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 << ('option', name_prefix + h(project), tag_options)
  end
  s.html_safe
end

#projects_for_jump_box(user = User.current) ⇒ Object

Returns an array of projects that are displayed in the quick-jump box


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# File 'app/helpers/application_helper.rb', line 495

def projects_for_jump_box(user=User.current)
  if user.logged?
    user.projects.active.select(:id, :name, :identifier, :lft, :rgt).to_a
  else
    []
  end
end

#raw_json(arg) ⇒ Object

Helper to render JSON in views


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# File 'app/helpers/application_helper.rb', line 1460

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

#render_error_messages(errors) ⇒ Object

Renders a list of error messages


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# File 'app/helpers/application_helper.rb', line 1429

def render_error_messages(errors)
  html = +""
  if errors.present?
    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

#render_flash_messagesObject

Renders flash messages


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# File 'app/helpers/application_helper.rb', line 454

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

#render_if_exist(options = {}, locals = {}, &block) ⇒ Object


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# File 'app/helpers/application_helper.rb', line 1731

def render_if_exist(options = {}, locals = {}, &block)
  if options[:partial]
    if lookup_context.exists?(options[:partial], lookup_context.prefixes, true)
      render(options, locals, &block)
    end
  else
    render(options, locals, &block)
  end
end

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


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# File 'app/helpers/application_helper.rb', line 423

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>"
      if controller.controller_name == 'wiki' && controller.action_name == 'export'
        href = "##{page.title}"
      else
        href = {:controller => 'wiki', :action => 'show',
                :project_id => page.project, :id => page.title, :version => nil}
      end
      content <<
        link_to(
          h(page.pretty_title),
          href,
          :title => (if options[:timestamp] && page.updated_on
                       l(:label_updated_time, distance_of_time_in_words(Time.now, page.updated_on))
                     else
                       nil
                     end)
        )
      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_boxObject

Renders the project quick-jump box


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# File 'app/helpers/application_helper.rb', line 541

def render_project_jump_box
  projects = projects_for_jump_box(User.current)
  if @project && @project.persisted?
    text = @project.name_was
  end
  text ||= l(:label_jump_to_a_project)
  url = autocomplete_projects_path(:format => 'js', :jump => current_menu_item)
  trigger = ('span', text, :class => 'drdn-trigger')
  q = text_field_tag('q', '', :id => 'projects-quick-search',
                     :class => 'autocomplete',
                     :data => {:automcomplete_url => url},
                     :autocomplete => 'off')
  all = link_to(l(:label_project_all), projects_path(:jump => current_menu_item),
                :class => (@project.nil? && controller.class.main_menu ? 'selected' : nil))
  content =
    ('div',
                ('div', q, :class => 'quick-search') +
                  ('div', render_projects_for_jump_box(projects, selected: @project),
                              :class => 'drdn-items projects selection') +
                  ('div', all, :class => 'drdn-items all-projects selection'),
                :class => 'drdn-content')
  ('div', trigger + content, :id => "project-jump", :class => "drdn")
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 393

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_projects_for_jump_box(projects, selected: nil, query: nil) ⇒ Object


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# File 'app/helpers/application_helper.rb', line 503

def render_projects_for_jump_box(projects, selected: nil, query: nil)
  if query.blank?
    jump_box = Redmine::ProjectJumpBox.new User.current
    bookmarked = jump_box.bookmarked_projects
    recents = jump_box.recently_used_projects
    projects_label = :label_project_all
  else
    projects_label = :label_result_plural
  end
  jump = params[:jump].presence || current_menu_item
  s = (+'').html_safe
  build_project_link = ->(project, level = 0){
    padding = level * 16
    text = ('span', project.name, :style => "padding-left:#{padding}px;")
    s << link_to(text, project_path(project, :jump => jump),
                 :title => project.name,
                 :class => (project == selected ? 'selected' : nil))
  }
  [
    [bookmarked, :label_optgroup_bookmarks, true],
    [recents,   :label_optgroup_recents,    false],
    [projects,  projects_label,             true]
  ].each do |projects, label, is_tree|
    next if projects.blank?

    s << (:strong, l(label))
    if is_tree
      project_tree(projects, &build_project_link)
    else
      # we do not want to render recently used projects as a tree, but in the
      # order they were used (most recent first)
      projects.each(&build_project_link)
    end
  end
  s
end

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

Renders tabs and their content


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# File 'app/helpers/application_helper.rb', line 463

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
     'p', l(:label_no_data), :class => "nodata"
  end
end

#reorder_handle(object, options = {}) ⇒ Object


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# File 'app/helpers/application_helper.rb', line 674

def reorder_handle(object, options={})
  data = {
    :reorder_url => options[:url] || url_for(object),
    :reorder_param => options[:param] || object.class.name.underscore
  }
  ('span', '',
              :class => "icon-only icon-sort-handle sort-handle",
              :data => data,
              :title => l(:button_sort))
end

#replace_toc(text, headings) ⇒ Object

Renders the TOC with given headings


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# File 'app/helpers/application_helper.rb', line 1351

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><strong>#{l :label_table_of_contents}</strong></li><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_tagObject


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# File 'app/helpers/application_helper.rb', line 1677

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 1640

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

Returns:

  • (Boolean)

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# File 'app/helpers/application_helper.rb', line 1628

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 1385

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

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 1580

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 665

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 661

def syntax_highlight_lines(name, content)
  syntax_highlight(name, content).each_line.to_a
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 795

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)

  if options[:formatting] == false
    text = h(text)
  else
    formatting = Setting.text_formatting
    text = Redmine::WikiFormatting.to_html(formatting, text, :object => obj, :attribute => attr)
  end

  @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, options) do |text|
    [:parse_inline_attachments, :parse_hires_images, :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 293

def thumbnail_tag(attachment)
  thumbnail_size = Setting.thumbnails_size.to_i
  link_to(
    image_tag(
      thumbnail_path(attachment),
      :srcset => "#{thumbnail_path(attachment, :size => thumbnail_size * 2)} 2x",
      :style => "max-width: #{thumbnail_size}px; max-height: #{thumbnail_size}px;"
    ),
    attachment_path(
      attachment
    ),
    :title => attachment.filename
  )
end

#time_tag(time) ⇒ Object


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# File 'app/helpers/application_helper.rb', line 652

def time_tag(time)
  text = distance_of_time_in_words(Time.now, time)
  if @project
    link_to(text, project_activity_path(@project, :from => User.current.time_to_date(time)), :title => format_time(time))
  else
    ('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 722

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}
  ('h2', strings.join(' &#187; ').html_safe)
end

#to_path_param(path) ⇒ Object


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# File 'app/helpers/application_helper.rb', line 669

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

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# File 'app/helpers/application_helper.rb', line 1480

def toggle_checkboxes_link(selector)
  link_to_function '',
                   "toggleCheckboxesBySelector('#{selector}')",
                   :title => "#{l(:button_check_all)} / #{l(:button_uncheck_all)}",
                   :class => 'icon icon-checked'
end

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# File 'app/helpers/application_helper.rb', line 308

def toggle_link(name, id, options={})
  onclick = +"$('##{id}').toggle(); "
  onclick << (options[:focus] ? "$('##{options[:focus]}').focus(); " : "this.blur(); ")
  onclick << "$(window).scrollTop($('##{options[:focus]}').position().top); " if options[:scroll]
  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 631

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 626

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

#view_layouts_base_sidebar_hook_responseObject


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# File 'app/helpers/application_helper.rb', line 1632

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 289

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