Redmine

# frozen_string_literal: true

# Redmine - project management software

# Copyright (C) 2006-2021  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.

class AnonymousUser < User

  validate :validate_anonymous_uniqueness, :on => :create

  self.valid_statuses = [STATUS_ANONYMOUS]

  def validate_anonymous_uniqueness

    # There should be only one AnonymousUser in the database

    errors.add :base, 'An anonymous user already exists.' if AnonymousUser.unscoped.exists?

  end

  def available_custom_fields

    []

  end

  # Overrides a few properties

  def logged?; false end

  def admin; false end

  def name(*args); I18n.t(:label_user_anonymous) end

  def mail=(*args); nil end

  def mail; nil end

  def time_zone; nil end

  def rss_key; nil end

  def pref

    UserPreference.new(:user => self)

  end

  # Returns the user's bult-in role

  def builtin_role

    @builtin_role ||= Role.anonymous

  end

  def membership(*args)

    nil

  end

  def member_of?(*args)

    false

  end

  # Anonymous user can not be destroyed

  def destroy

    false

  end

  protected

  def instantiate_email_address

  end

end

# frozen_string_literal: true

# Redmine - project management software

# Copyright (C) 2006-2021  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.

class WikiAnnotate

  attr_reader :lines, :content

  def initialize(content)

    @content = content

    current = content

    current_lines = current.text.split(/\r?\n/)

    @lines = current_lines.collect {|t| [nil, nil, t]}

    positions = []

    current_lines.size.times {|i| positions << i}

    while current.previous

      d = current.previous.text.split(/\r?\n/).diff(current.text.split(/\r?\n/)).diffs.flatten

      d.each_slice(3) do |s|

        sign, line = s[0], s[1]

        if sign == '+' && positions[line] && positions[line] != -1

          if @lines[positions[line]][0].nil?

            @lines[positions[line]][0] = current.version

            @lines[positions[line]][1] = current.author

          end

        end

      end

      d.each_slice(3) do |s|

        sign, line = s[0], s[1]

        if sign == '-'

          positions.insert(line, -1)

        else

          positions[line] = nil

        end

      end

      positions.compact!

      # Stop if every line is annotated

      break unless @lines.detect {|line| line[0].nil?}

      current = current.previous

    end

    @lines.each do |line|

      line[0] ||= current.version

      # if the last known version is > 1 (eg. history was cleared), we don't know the author

      line[1] ||= current.author if current.version == 1

    end

  end

end

# frozen_string_literal: true

# Redmine - project management software

# Copyright (C) 2006-2021  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.

class WikiDiff < Redmine::Helpers::Diff

  attr_reader :content_to, :content_from

  def initialize(content_to, content_from)

    @content_to = content_to

    @content_from = content_from

    super(content_to.text, content_from.text)

  end

end

require 'redmine/wiki_formatting/links_helper'

# frozen_string_literal: true

# Redmine - project management software

# Copyright (C) 2006-2021  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.

require 'loofah/helpers'

module Redmine

  module WikiFormatting

    module LinksHelper

      AUTO_LINK_RE = %r{

                      (                          # leading text

                        <\w+[^>]*?>|             # leading HTML tag, or

                        [\s\(\[,;]|              # leading punctuation, or

                        ^                        # beginning of line

                      )

                      (

                        (?:https?://)|           # protocol spec, or

                        (?:s?ftps?://)|

                        (?:www\.)                # www.*

                      )

                      (

                        ([^<]\S*?)               # url

                        (\/)?                    # slash

                      )

                      ((?:>)?|[^[:alnum:]_\=\/;\(\)\-]*?)             # post

                      (?=<|\s|$)

                     }x unless const_defined?(:AUTO_LINK_RE)

      # Destructively replaces urls into clickable links

      def auto_link!(text)

        text.gsub!(AUTO_LINK_RE) do

          all, leading, proto, url, post = $&, $1, $2, $3, $6

          if /<a\s/i.match?(leading) || /![<>=]?/.match?(leading)

            # don't replace URLs that are already linked

            # and URLs prefixed with ! !> !< != (textile images)

            all

          else

            # Idea below : an URL with unbalanced parenthesis and

            # ending by ')' is put into external parenthesis

            if url[-1] == ")" and ((url.count("(") - url.count(")")) < 0)

              url = url[0..-2] # discard closing parenthesis from url

              post = ")" + post # add closing parenthesis to post

            end

            content = proto + url

            href = "#{proto=="www."?"http://www.":proto}#{url}"

            %(#{leading}<a class="external" href="#{ERB::Util.html_escape href}">#{ERB::Util.html_escape content}</a>#{post}).html_safe

          end

        end

      end

      # Destructively replaces email addresses into clickable links

      def auto_mailto!(text)

        text.gsub!(/([\w\.!#\$%\-+.\/]+@[A-Za-z0-9\-]+(\.[A-Za-z0-9\-]+)+)/) do

          mail = $1

          if /<a\b[^>]*>(.*)(#{Regexp.escape(mail)})(.*)<\/a>/.match?(text)

            mail

          else

            %(<a class="email" href="mailto:#{ERB::Util.html_escape mail}">#{ERB::Util.html_escape mail}</a>).html_safe

          end

        end

      end

      def restore_redmine_links(html)

        # restore wiki links eg. [[Foo]]

        html.gsub!(%r{\[<a href="(.*?)">(.*?)</a>\]}) do

          "[[#{$2}]]"

        end

        # restore Redmine links with double-quotes, eg. version:"1.0"

        html.gsub!(/(\w):"(.+?)"/) do

          "#{$1}:\"#{$2}\""

        end

        # restore user links with @ in login name eg. [@jsmith@somenet.foo]

        html.gsub!(%r{[@\A]<a(\sclass="email")? href="mailto:(.*?)">(.*?)</a>}) do

          "@#{$2}"

        end

        # restore user links with @ in login name eg. [user:jsmith@somenet.foo]

        html.gsub!(%r{\buser:<a(\sclass="email")? href="mailto:(.*?)">(.*?)<\/a>}) do

          "user:#{$2}"

        end

        # restore attachments links with @ in file name eg. [attachment:image@2x.png]

        html.gsub!(%r{\battachment:<a(\sclass="email")? href="mailto:(.*?)">(.*?)</a>}) do

          "attachment:#{$2}"

        end

        # restore hires images which are misrecognized as email address eg. [printscreen@2x.png]

        html.gsub!(%r{<a(\sclass="email")? href="mailto:[^"]+@\dx\.(bmp|gif|jpg|jpe|jpeg|png)">(.*?)</a>}) do

          "#{$3}"

        end

        html

      end

    end

  end

end