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85 lines
3.2 KiB
85 lines
3.2 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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module Redmine
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module WikiFormatting
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@@formatters = {}
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class << self
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def map
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yield self
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end
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def register(name, formatter, helper)
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raise ArgumentError, "format name '#{name}' is already taken" if @@formatters[name.to_s]
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@@formatters[name.to_s] = { formatter: formatter, helper: helper }
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end
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def formatter_for(name)
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entry = @@formatters[name.to_s]
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(entry && entry[:formatter]) || Redmine::WikiFormatting::NullFormatter::Formatter
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end
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def helper_for(name)
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entry = @@formatters[name.to_s]
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(entry && entry[:helper]) || Redmine::WikiFormatting::NullFormatter::Helper
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end
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def format_names
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@@formatters.keys.map
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end
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def to_html(format, text, options = {}, &block)
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edit = !!options[:edit]
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text = if Setting.cache_formatted_text? && text.size > 2.kilobyte && cache_store && cache_key = cache_key_for(format, options[:object], options[:attribute], edit)
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# Text retrieved from the cache store may be frozen
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# We need to dup it so we can do in-place substitutions with gsub!
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cache_store.fetch cache_key do
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formatter_for(format).new(text).to_html edit ? :edit : nil
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end.dup
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else
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formatter_for(format).new(text).to_html edit ? :edit : nil
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end
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text
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end
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# Returns a cache key for the given text +format+, +object+ and +attribute+ or nil if no caching should be done
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def cache_key_for(format, object, attribute, edit)
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if object && attribute && edit && !object.new_record? && object.respond_to?(:updated_on) && !format.blank?
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"formatted_text/#{format}/#{object.class.model_name.cache_key}/#{object.id}-#{attribute}-#{edit}-#{object.updated_on.to_s(:number)}"
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end
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end
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# Returns the cache store used to cache HTML output
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def cache_store
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ActionController::Base.cache_store
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end
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end
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end
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end
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