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1 | 1 | # Redmine - project management software |
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# Copyright (C) 2006-20 |
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2 | # Copyright (C) 2006-2011 Jean-Philippe Lang | |
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3 | 3 | # |
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4 | 4 | # This program is free software; you can redistribute it and/or |
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5 | 5 | # modify it under the terms of the GNU General Public License |
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6 | 6 | # as published by the Free Software Foundation; either version 2 |
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7 | 7 | # of the License, or (at your option) any later version. |
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8 | 8 |
# |
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9 | 9 | # This program is distributed in the hope that it will be useful, |
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10 | 10 | # but WITHOUT ANY WARRANTY; without even the implied warranty of |
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11 | 11 | # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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12 | 12 | # GNU General Public License for more details. |
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13 | 13 |
# |
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14 | 14 | # You should have received a copy of the GNU General Public License |
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15 | 15 | # along with this program; if not, write to the Free Software |
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16 | 16 | # Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. |
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17 | 17 | |
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18 | 18 | class Wiki < ActiveRecord::Base |
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19 | 19 | belongs_to :project |
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20 | 20 | has_many :pages, :class_name => 'WikiPage', :dependent => :destroy, :order => 'title' |
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21 | 21 | has_many :redirects, :class_name => 'WikiRedirect', :dependent => :delete_all |
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22 | 22 | |
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23 | 23 | acts_as_watchable |
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24 | 24 | |
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25 | 25 | validates_presence_of :start_page |
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26 | 26 | validates_format_of :start_page, :with => /^[^,\.\/\?\;\|\:]*$/ |
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27 | 27 | |
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28 | 28 | def visible?(user=User.current) |
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29 | 29 | !user.nil? && user.allowed_to?(:view_wiki_pages, project) |
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30 | 30 | end |
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31 | 31 | |
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32 | 32 | # Returns the wiki page that acts as the sidebar content |
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33 | 33 | # or nil if no such page exists |
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34 | 34 | def sidebar |
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35 | 35 | @sidebar ||= find_page('Sidebar', :with_redirect => false) |
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36 | 36 | end |
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37 | 37 | |
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38 | 38 | # find the page with the given title |
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39 | 39 | # if page doesn't exist, return a new page |
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40 | 40 | def find_or_new_page(title) |
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41 | 41 | title = start_page if title.blank? |
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42 | 42 | find_page(title) || WikiPage.new(:wiki => self, :title => Wiki.titleize(title)) |
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43 | 43 | end |
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44 | 44 | |
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45 | 45 | # find the page with the given title |
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46 | 46 | def find_page(title, options = {}) |
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47 | 47 | @page_found_with_redirect = false |
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48 | 48 | title = start_page if title.blank? |
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49 | 49 | title = Wiki.titleize(title) |
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50 | 50 | page = pages.first(:conditions => ["LOWER(title) = LOWER(?)", title]) |
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51 | 51 | if !page && !(options[:with_redirect] == false) |
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52 | 52 | # search for a redirect |
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53 | 53 | redirect = redirects.first(:conditions => ["LOWER(title) = LOWER(?)", title]) |
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54 | 54 | if redirect |
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55 | 55 | page = find_page(redirect.redirects_to, :with_redirect => false) |
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56 | 56 | @page_found_with_redirect = true |
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57 | 57 | end |
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58 | 58 | end |
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59 | 59 | page |
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60 | 60 | end |
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61 | 61 | |
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62 | 62 | # Returns true if the last page was found with a redirect |
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63 | 63 | def page_found_with_redirect? |
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64 | 64 | @page_found_with_redirect |
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65 | 65 | end |
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66 | 66 | |
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67 | 67 | # Finds a page by title |
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68 | 68 | # The given string can be of one of the forms: "title" or "project:title" |
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69 | 69 | # Examples: |
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70 | 70 | # Wiki.find_page("bar", project => foo) |
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71 | 71 | # Wiki.find_page("foo:bar") |
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72 | 72 | def self.find_page(title, options = {}) |
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73 | 73 | project = options[:project] |
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74 | 74 | if title.to_s =~ %r{^([^\:]+)\:(.*)$} |
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75 | 75 | project_identifier, title = $1, $2 |
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76 | 76 | project = Project.find_by_identifier(project_identifier) || Project.find_by_name(project_identifier) |
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77 | 77 | end |
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78 | 78 | if project && project.wiki |
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79 | 79 | page = project.wiki.find_page(title) |
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80 | 80 | if page && page.content |
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81 | 81 | page |
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82 | 82 | end |
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83 | 83 | end |
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84 | 84 | end |
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85 | 85 | |
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86 | 86 | # turn a string into a valid page title |
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87 | 87 | def self.titleize(title) |
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88 | 88 | # replace spaces with _ and remove unwanted caracters |
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89 | 89 | title = title.gsub(/\s+/, '_').delete(',./?;|:') if title |
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90 | 90 | # upcase the first letter |
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91 | 91 | title = (title.slice(0..0).upcase + (title.slice(1..-1) || '')) if title |
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92 | 92 | title |
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93 | 93 |
end |
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94 | 94 | end |
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