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# redMine - project management software
# Copyright (C) 2006 Jean-Philippe Lang
#
# This program is free software; you can redistribute it and/or
# modify it under the terms of the GNU General Public License
# as published by the Free Software Foundation; either version 2
# of the License, or (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program; if not, write to the Free Software
# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
module ApplicationHelper
# Return current logged in user or nil
def loggedin?
@logged_in_user
end
# Return true if user is logged in and is admin, otherwise false
def admin_loggedin?
@logged_in_user and @logged_in_user.admin?
end
# Return true if user is authorized for controller/action, otherwise false
def authorize_for(controller, action)
# check if action is allowed on public projects
if @project.is_public? and Permission.allowed_to_public "%s/%s" % [ controller, action ]
return true
end
# check if user is authorized
if @logged_in_user and (@logged_in_user.admin? or Permission.allowed_to_role( "%s/%s" % [ controller, action ], @logged_in_user.role_for_project(@project.id) ) )
return true
end
return false
end
# Display a link if user is authorized
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], options[:action])
end
# Display a link to user's account page
def link_to_user(user)
link_to user.display_name, :controller => 'account', :action => 'show', :id => user
end
def format_date(date)
l_date(date) if date
end
def format_time(time)
l_datetime(time) if time
end
def day_name(day)
l(:general_day_names).split(',')[day-1]
end
def month_name(month)
l(:actionview_datehelper_select_month_names).split(',')[month-1]
end
def pagination_links_full(paginator, options={}, html_options={})
html = ''
html << link_to_remote(('« ' + l(:label_previous)),
{:update => "content", :url => { :page => paginator.current.previous }},
{:href => url_for(:action => 'list', :params => @params.merge({:page => paginator.current.previous}))}) + ' ' if paginator.current.previous
html << (pagination_links_each(paginator, options) do |n|
link_to_remote(n.to_s,
{:url => {:action => 'list', :params => @params.merge({:page => n})}, :update => 'content'},
{:href => url_for(:action => 'list', :params => @params.merge({:page => n}))})
end || '')
html << ' ' + link_to_remote((l(:label_next) + ' »'),
{:update => "content", :url => { :page => paginator.current.next }},
{:href => url_for(:action => 'list', :params => @params.merge({:page => paginator.current.next}))}) if paginator.current.next
html
end
def textilizable(text)
$RDM_TEXTILE_DISABLED ? text : RedCloth.new(text).to_html
end
def error_messages_for(object_name, options = {})
options = options.symbolize_keys
object = instance_variable_get("@#{object_name}")
if object && !object.errors.empty?
# build full_messages here with controller current language
full_messages = []
object.errors.each do |attr, msg|
next if msg.nil?
if attr == "base"
full_messages << l(msg)
else
full_messages << "« " + (l_has_string?("field_" + attr) ? l("field_" + attr) : object.class.human_attribute_name(attr)) + " » " + l(msg) unless attr == "custom_values"
end
end
# retrieve custom values error messages
if object.errors[:custom_values]
object.custom_values.each do |v|
v.errors.each do |attr, msg|
next if msg.nil?
full_messages << "« " + v.custom_field.name + " » " + l(msg)
end
end
end
content_tag("div",
content_tag(
options[:header_tag] || "h2", lwr(:gui_validation_error, full_messages.length) + " :"
) +
content_tag("ul", full_messages.collect { |msg| content_tag("li", msg) }),
"id" => options[:id] || "errorExplanation", "class" => options[:class] || "errorExplanation"
)
else
""
end
end
def lang_options_for_select
(GLoc.valid_languages.sort {|x,y| x.to_s <=> y.to_s }).collect {|lang| [ l_lang_name(lang.to_s, lang), lang.to_s]}
end
def label_tag_for(name, option_tags = nil, options = {})
label_text = l(("field_"+field.to_s.gsub(/\_id$/, "")).to_sym) + (options.delete(:required) ? @template.content_tag("span", " *", :class => "required"): "")
content_tag("label", label_text)
end
def labelled_tabular_form_for(name, object, options, &proc)
options[:html] ||= {}
options[:html].store :class, "tabular"
form_for(name, object, options.merge({ :builder => TabularFormBuilder, :lang => current_language}), &proc)
end
def check_all_links(form_name)
link_to_function(l(:button_check_all), "checkAll('#{form_name}', true)") +
" | " +
link_to_function(l(:button_uncheck_all), "checkAll('#{form_name}', false)")
end
def calendar_for(field_id)
image_tag("calendar", {:id => "#{field_id}_trigger",:class => "calendar-trigger"}) +
javascript_tag("Calendar.setup({inputField : '#{field_id}', ifFormat : '%Y-%m-%d', button : '#{field_id}_trigger' });")
end
end
class TabularFormBuilder < ActionView::Helpers::FormBuilder
include GLoc
def initialize(object_name, object, template, options, proc)
set_language_if_valid options.delete(:lang)
@object_name, @object, @template, @options, @proc = object_name, object, template, options, proc
end
(field_helpers - %w(radio_button hidden_field) + %w(date_select)).each do |selector|
src = <<-END_SRC
def #{selector}(field, options = {})
return super if options.delete :no_label
label_text = l(("field_"+field.to_s.gsub(/\_id$/, "")).to_sym) + (options.delete(:required) ? @template.content_tag("span", " *", :class => "required"): "")
label = @template.content_tag("label", label_text,
:class => (@object && @object.errors[field] ? "error" : nil),
:for => (@object_name.to_s + "_" + field.to_s))
label + super
end
END_SRC
class_eval src, __FILE__, __LINE__
end
def select(field, choices, options = {}, html_options = {})
label_text = l(("field_"+field.to_s.gsub(/\_id$/, "")).to_sym) + (options.delete(:required) ? @template.content_tag("span", " *", :class => "required"): "")
label = @template.content_tag("label", label_text,
:class => (@object && @object.errors[field] ? "error" : nil),
:for => (@object_name.to_s + "_" + field.to_s))
label + super
end
end
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