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62 lines
2.5 KiB
62 lines
2.5 KiB
#-- encoding: UTF-8
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#-- copyright
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# OpenProject is a project management system.
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# Copyright (C) 2012-2015 the OpenProject Foundation (OPF)
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#
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# This program is free software; you can redistribute it and/or
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# modify it under the terms of the GNU General Public License version 3.
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#
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# OpenProject is a fork of ChiliProject, which is a fork of Redmine. The copyright follows:
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# Copyright (C) 2006-2013 Jean-Philippe Lang
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# Copyright (C) 2010-2013 the ChiliProject Team
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#
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# This program is free software; you can redistribute it and/or
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# modify it under the terms of the GNU General Public License
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# as published by the Free Software Foundation; either version 2
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# of the License, or (at your option) any later version.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program; if not, write to the Free Software
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# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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#
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# See doc/COPYRIGHT.rdoc for more details.
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#++
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require 'open_project/themes'
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module OpenProject
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module Themes
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module ViewHelpers
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# returns the theme currently configured by the settings
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# if none is configured or one cannot be found it returns the default theme
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# which means this helper always returns a OpenProject::Themes::Theme subclass
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def current_theme
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OpenProject::Themes.current_theme user: User.current
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end
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# overrides image_tag defined in ActionView::Helpers::AssetTagHelpers (Rails 4)
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# to be aware of the current theme
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#
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# it prepends the theme path to any image path the theme overrides/overwrites
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# it doesn't do it for the default theme, though
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#
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# ALSO NOTE: most image helpers (like favicon_link_tag) delegate to this method
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# this hopefully makes it a good point to patch the theme behaviour for images
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def image_path(source, options = {})
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super current_theme.path_to_image(source), options
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end
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alias_method :path_to_image, :image_path # aliased to avoid conflicts with an image_path named route
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end
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end
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end
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module ApplicationHelper
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# including a module is way better than defining methods directly in the application helper's module
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# it plays nicely with inheritance and it will show up in ApplicationHelper.ancestors list
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include OpenProject::Themes::ViewHelpers
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end
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