2005-01-24 19:52:04 +01:00
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require 'fileutils'
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require 'redcloth_for_tex'
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2005-02-18 03:24:16 +01:00
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require 'parsedate'
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2005-08-15 02:07:43 +02:00
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require 'zip/zip'
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2005-01-24 19:52:04 +01:00
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class WikiController < ApplicationController
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2005-09-12 03:12:00 +02:00
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caches_action :show, :published, :authors, :recently_revised, :list
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2005-09-11 20:02:56 +02:00
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cache_sweeper :revision_sweeper
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2005-02-18 03:24:16 +01:00
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layout 'default', :except => [:rss_feed, :rss_with_content, :rss_with_headlines, :tex, :export_tex, :export_html]
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2005-01-24 19:52:04 +01:00
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def index
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if @web_name
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2005-04-29 01:07:42 +02:00
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redirect_home
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2005-01-24 19:52:04 +01:00
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elsif not @wiki.setup?
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2005-01-28 03:35:59 +01:00
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redirect_to :controller => 'admin', :action => 'create_system'
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2005-01-24 19:52:04 +01:00
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elsif @wiki.webs.length == 1
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2005-04-29 01:07:42 +02:00
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redirect_home @wiki.webs.values.first.address
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2005-01-24 19:52:04 +01:00
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else
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redirect_to :action => 'web_list'
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end
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end
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# Outside a single web --------------------------------------------------------
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def authenticate
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if password_check(@params['password'])
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2005-04-29 01:07:42 +02:00
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redirect_home
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2005-01-24 19:52:04 +01:00
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else
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2005-03-26 16:43:59 +01:00
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flash[:info] = password_error(@params['password'])
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2005-03-25 20:11:41 +01:00
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redirect_to :action => 'login', :web => @web_name
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2005-01-24 19:52:04 +01:00
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end
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end
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def login
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# to template
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end
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def web_list
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@webs = wiki.webs.values.sort_by { |web| web.name }
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end
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# Within a single web ---------------------------------------------------------
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def authors
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2005-09-27 15:46:02 +02:00
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@page_names_by_author = @web.page_names_by_author
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@authors = @page_names_by_author.keys.sort
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2005-01-24 19:52:04 +01:00
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end
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def export_html
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2005-10-27 07:29:24 +02:00
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stylesheet = File.read(File.join(RAILS_ROOT, 'public', 'stylesheets', 'instiki.css'))
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2005-01-30 06:33:05 +01:00
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export_pages_as_zip('html') do |page|
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2005-10-27 07:29:24 +02:00
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renderer = PageRenderer.new(page.revisions.last)
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rendered_page = <<-EOL
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<!DOCTYPE html
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PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN"
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"http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
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<html xmlns="http://www.w3.org/1999/xhtml">
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<head>
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<title>#{page.plain_name} in #{@web.name}</title>
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<meta http-equiv="Content-Type" content="text/html; charset=UTF-8" />
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<style type="text/css">
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h1#pageName, .newWikiWord a, a.existingWikiWord, .newWikiWord a:hover {
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color: ##{@web ? @web.color : "393" };
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}
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.newWikiWord { background-color: white; font-style: italic; }
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#{stylesheet}
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</style>
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<style type="text/css">
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#{@web.additional_style}
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</style>
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</head>
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<body>
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#{renderer.display_content_for_export}
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<div class="byline">
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#{page.revisions? ? "Revised" : "Created" } on #{ page.revised_at.strftime('%B %d, %Y %H:%M:%S') }
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by
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#{ UrlGenerator.new(self).make_link(page.author.name, @web, nil, { :mode => :export }) }
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</div>
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</body>
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</html>
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EOL
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rendered_page
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2005-01-30 06:33:05 +01:00
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end
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2005-01-24 19:52:04 +01:00
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end
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def export_markup
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export_pages_as_zip(@web.markup) { |page| page.content }
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end
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def export_pdf
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2005-08-15 01:27:55 +02:00
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file_name = "#{@web.address}-tex-#{@web.revised_at.strftime('%Y-%m-%d-%H-%M-%S')}"
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2005-04-08 07:29:20 +02:00
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file_path = File.join(@wiki.storage_path, file_name)
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2005-01-24 19:52:04 +01:00
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export_web_to_tex "#{file_path}.tex" unless FileTest.exists? "#{file_path}.tex"
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convert_tex_to_pdf "#{file_path}.tex"
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send_file "#{file_path}.pdf"
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end
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def export_tex
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2005-08-15 01:27:55 +02:00
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file_name = "#{@web.address}-tex-#{@web.revised_at.strftime('%Y-%m-%d-%H-%M-%S')}.tex"
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2005-04-07 07:15:46 +02:00
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file_path = File.join(@wiki.storage_path, file_name)
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2005-01-24 19:52:04 +01:00
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export_web_to_tex(file_path) unless FileTest.exists?(file_path)
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send_file file_path
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end
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def feeds
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2005-04-03 09:31:11 +02:00
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@rss_with_content_allowed = rss_with_content_allowed?
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2005-04-03 08:46:45 +02:00
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# show the template
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2005-01-24 19:52:04 +01:00
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end
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def list
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parse_category
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@pages_by_name = @pages_in_category.by_name
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@page_names_that_are_wanted = @pages_in_category.wanted_pages
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@pages_that_are_orphaned = @pages_in_category.orphaned_pages
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end
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def recently_revised
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parse_category
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@pages_by_revision = @pages_in_category.by_revision
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end
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def rss_with_content
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2005-04-03 09:31:11 +02:00
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if rss_with_content_allowed?
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render_rss(hide_description = false, *parse_rss_params)
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else
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render_text 'RSS feed with content for this web is blocked for security reasons. ' +
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'The web is password-protected and not published', '403 Forbidden'
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end
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2005-01-24 19:52:04 +01:00
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end
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def rss_with_headlines
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2005-02-18 03:24:16 +01:00
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render_rss(hide_description = true, *parse_rss_params)
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2005-01-24 19:52:04 +01:00
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end
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def search
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@query = @params['query']
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2005-01-30 04:17:02 +01:00
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@title_results = @web.select { |page| page.name =~ /#{@query}/i }.sort
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2005-01-24 19:52:04 +01:00
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@results = @web.select { |page| page.content =~ /#{@query}/i }.sort
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2005-01-30 04:17:02 +01:00
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all_pages_found = (@results + @title_results).uniq
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if all_pages_found.size == 1
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2005-04-29 01:07:42 +02:00
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redirect_to_page(all_pages_found.first.name)
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2005-01-30 04:17:02 +01:00
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end
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2005-01-24 19:52:04 +01:00
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end
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# Within a single page --------------------------------------------------------
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def cancel_edit
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@page.unlock
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2005-04-29 01:07:42 +02:00
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redirect_to_page(@page_name)
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2005-01-24 19:52:04 +01:00
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end
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2005-04-07 05:24:02 +02:00
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2005-01-24 19:52:04 +01:00
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def edit
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if @page.nil?
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2005-05-29 20:40:25 +02:00
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redirect_home
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2005-01-24 19:52:04 +01:00
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elsif @page.locked?(Time.now) and not @params['break_lock']
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redirect_to :web => @web_name, :action => 'locked', :id => @page_name
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else
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@page.lock(Time.now, @author)
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end
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end
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def locked
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# to template
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end
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def new
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# to template
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end
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def pdf
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page = wiki.read_page(@web_name, @page_name)
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safe_page_name = @page.name.gsub(/\W/, '')
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2005-08-15 01:27:55 +02:00
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file_name = "#{safe_page_name}-#{@web.address}-#{@page.revised_at.strftime('%Y-%m-%d-%H-%M-%S')}"
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2005-04-08 07:29:20 +02:00
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file_path = File.join(@wiki.storage_path, file_name)
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2005-01-24 19:52:04 +01:00
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export_page_to_tex("#{file_path}.tex") unless FileTest.exists?("#{file_path}.tex")
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# NB: this is _very_ slow
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convert_tex_to_pdf("#{file_path}.tex")
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send_file "#{file_path}.pdf"
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end
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def print
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2005-09-27 05:30:01 +02:00
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if @page.nil?
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redirect_home
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end
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2005-01-30 06:33:05 +01:00
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@link_mode ||= :show
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2005-09-09 07:31:27 +02:00
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@renderer = PageRenderer.new(@page.revisions.last)
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2005-01-24 19:52:04 +01:00
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# to template
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end
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def published
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2005-11-02 05:55:06 +01:00
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if not @web.published?
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render(:text => "Published version of web '#{@web_name}' is not available", :status => 404)
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return
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end
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2005-11-01 08:31:44 +01:00
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page_name = @page_name || 'HomePage'
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page = wiki.read_page(@web_name, page_name)
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2005-11-02 05:55:06 +01:00
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render(:text => "Page '#{page_name}' not found", status => 404) and return unless page
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2005-11-01 08:31:44 +01:00
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@renderer = PageRenderer.new(page.revisions.last)
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2005-01-24 19:52:04 +01:00
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end
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def revision
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get_page_and_revision
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2005-09-09 07:31:27 +02:00
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@renderer = PageRenderer.new(@revision)
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2005-01-24 19:52:04 +01:00
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end
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def rollback
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get_page_and_revision
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end
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def save
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2005-05-29 20:40:25 +02:00
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redirect_home if @page_name.nil?
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2005-10-20 03:18:15 +02:00
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cookies['author'] = { :value => @params['author'], :expires => Time.utc(2030) }
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2005-01-24 19:52:04 +01:00
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begin
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2005-05-29 20:40:25 +02:00
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if @page
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wiki.revise_page(@web_name, @page_name, @params['content'], Time.now,
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2005-09-10 08:12:57 +02:00
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Author.new(@params['author'], remote_ip), PageRenderer.new)
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2005-05-29 20:40:25 +02:00
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@page.unlock
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2005-01-24 19:52:04 +01:00
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else
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2005-05-29 20:40:25 +02:00
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wiki.write_page(@web_name, @page_name, @params['content'], Time.now,
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2005-09-10 08:12:57 +02:00
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Author.new(@params['author'], remote_ip), PageRenderer.new)
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2005-01-24 19:52:04 +01:00
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end
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2005-04-29 01:07:42 +02:00
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redirect_to_page @page_name
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2005-05-09 07:16:20 +02:00
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rescue => e
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2005-01-24 19:52:04 +01:00
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flash[:error] = e
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2005-09-11 20:02:56 +02:00
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logger.error e
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2005-05-29 20:40:25 +02:00
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flash[:content] = @params['content']
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if @page
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@page.unlock
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redirect_to :action => 'edit', :web => @web_name, :id => @page_name
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else
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redirect_to :action => 'new', :web => @web_name, :id => @page_name
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end
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2005-01-24 19:52:04 +01:00
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end
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end
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def show
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if @page
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begin
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2005-09-09 07:31:27 +02:00
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@renderer = PageRenderer.new(@page.revisions.last)
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2005-01-24 19:52:04 +01:00
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render_action 'page'
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# TODO this rescue should differentiate between errors due to rendering and errors in
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# the application itself (for application errors, it's better not to rescue the error at all)
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rescue => e
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logger.error e
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2005-05-09 06:31:02 +02:00
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flash[:error] = e.message
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2005-01-24 19:52:04 +01:00
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if in_a_web?
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2005-05-09 07:16:20 +02:00
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redirect_to :action => 'edit', :web => @web_name, :id => @page_name
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2005-01-24 19:52:04 +01:00
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else
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raise e
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end
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end
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else
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2005-03-26 06:37:04 +01:00
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if not @page_name.nil? and not @page_name.empty?
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2005-03-29 08:10:01 +02:00
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redirect_to :web => @web_name, :action => 'new', :id => @page_name
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2005-03-26 06:37:04 +01:00
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else
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render_text 'Page name is not specified', '404 Not Found'
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end
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2005-01-24 19:52:04 +01:00
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end
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end
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def tex
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@tex_content = RedClothForTex.new(@page.content).to_tex
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end
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private
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def convert_tex_to_pdf(tex_path)
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# TODO remove earlier PDF files with the same prefix
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# TODO handle gracefully situation where pdflatex is not available
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2005-01-30 03:56:03 +01:00
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begin
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wd = Dir.getwd
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Dir.chdir(File.dirname(tex_path))
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logger.info `pdflatex --interaction=nonstopmode #{File.basename(tex_path)}`
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ensure
|
|
|
|
|
Dir.chdir(wd)
|
|
|
|
|
end
|
2005-01-24 19:52:04 +01:00
|
|
|
end
|
|
|
|
|
|
|
|
|
|
def export_page_to_tex(file_path)
|
|
|
|
|
tex
|
2005-10-27 07:29:24 +02:00
|
|
|
File.open(file_path, 'w') { |f| f.write(render_to_string(:template => 'wiki/tex', :layout => nil)) }
|
2005-01-24 19:52:04 +01:00
|
|
|
end
|
|
|
|
|
|
|
|
|
|
def export_pages_as_zip(file_type, &block)
|
|
|
|
|
|
|
|
|
|
file_prefix = "#{@web.address}-#{file_type}-"
|
2005-08-15 01:27:55 +02:00
|
|
|
timestamp = @web.revised_at.strftime('%Y-%m-%d-%H-%M-%S')
|
2005-04-08 07:29:20 +02:00
|
|
|
file_path = File.join(@wiki.storage_path, file_prefix + timestamp + '.zip')
|
2005-01-24 19:52:04 +01:00
|
|
|
tmp_path = "#{file_path}.tmp"
|
|
|
|
|
|
|
|
|
|
Zip::ZipOutputStream.open(tmp_path) do |zip_out|
|
|
|
|
|
@web.select.by_name.each do |page|
|
2005-04-08 07:40:11 +02:00
|
|
|
zip_out.put_next_entry("#{CGI.escape(page.name)}.#{file_type}")
|
2005-01-24 19:52:04 +01:00
|
|
|
zip_out.puts(block.call(page))
|
|
|
|
|
end
|
|
|
|
|
# add an index file, if exporting to HTML
|
|
|
|
|
if file_type.to_s.downcase == 'html'
|
|
|
|
|
zip_out.put_next_entry 'index.html'
|
2005-05-05 11:42:25 +02:00
|
|
|
zip_out.puts "<html><head>" +
|
|
|
|
|
"<META HTTP-EQUIV=\"Refresh\" CONTENT=\"0;URL=HomePage.#{file_type}\"></head></html>"
|
2005-01-24 19:52:04 +01:00
|
|
|
end
|
|
|
|
|
end
|
2005-04-08 07:29:20 +02:00
|
|
|
FileUtils.rm_rf(Dir[File.join(@wiki.storage_path, file_prefix + '*.zip')])
|
2005-01-24 19:52:04 +01:00
|
|
|
FileUtils.mv(tmp_path, file_path)
|
|
|
|
|
send_file file_path
|
|
|
|
|
end
|
|
|
|
|
|
|
|
|
|
def export_web_to_tex(file_path)
|
2005-08-09 04:20:28 +02:00
|
|
|
@tex_content = table_of_contents(@web.page('HomePage').content, render_tex_web)
|
2005-10-27 07:29:24 +02:00
|
|
|
File.open(file_path, 'w') { |f| f.write(render_to_string(:template => 'wiki/tex_web', :layout => nil)) }
|
2005-01-24 19:52:04 +01:00
|
|
|
end
|
|
|
|
|
|
|
|
|
|
def get_page_and_revision
|
2005-08-15 00:26:54 +02:00
|
|
|
@revision_number = @params['rev'].to_i
|
|
|
|
|
@revision = @page.revisions[@revision_number]
|
2005-01-24 19:52:04 +01:00
|
|
|
end
|
|
|
|
|
|
|
|
|
|
def parse_category
|
|
|
|
|
@category = @params['category']
|
2005-09-11 18:49:08 +02:00
|
|
|
@categories = WikiReference.list_categories.sort
|
|
|
|
|
page_names_in_category = WikiReference.pages_in_category(@category)
|
|
|
|
|
if (page_names_in_category.empty?)
|
|
|
|
|
@pages_in_category = @web.select_all.by_name
|
2005-01-24 19:52:04 +01:00
|
|
|
@set_name = 'the web'
|
2005-09-09 07:31:27 +02:00
|
|
|
else
|
2005-09-11 18:49:08 +02:00
|
|
|
@pages_in_category = @web.select { |page| page_names_in_category.include?(page.name) }.by_name
|
2005-09-09 07:31:27 +02:00
|
|
|
@set_name = "category '#{@category}'"
|
2005-01-24 19:52:04 +01:00
|
|
|
end
|
|
|
|
|
end
|
|
|
|
|
|
2005-02-18 03:24:16 +01:00
|
|
|
def parse_rss_params
|
|
|
|
|
if @params.include? 'limit'
|
|
|
|
|
limit = @params['limit'].to_i rescue nil
|
|
|
|
|
limit = nil if limit == 0
|
|
|
|
|
else
|
|
|
|
|
limit = 15
|
|
|
|
|
end
|
|
|
|
|
start_date = Time.local(*ParseDate::parsedate(@params['start'])) rescue nil
|
|
|
|
|
end_date = Time.local(*ParseDate::parsedate(@params['end'])) rescue nil
|
|
|
|
|
[ limit, start_date, end_date ]
|
|
|
|
|
end
|
|
|
|
|
|
2005-01-24 19:52:04 +01:00
|
|
|
def remote_ip
|
|
|
|
|
ip = @request.remote_ip
|
|
|
|
|
logger.info(ip)
|
|
|
|
|
ip
|
|
|
|
|
end
|
|
|
|
|
|
2005-02-18 03:24:16 +01:00
|
|
|
def render_rss(hide_description = false, limit = 15, start_date = nil, end_date = nil)
|
|
|
|
|
if limit && !start_date && !end_date
|
|
|
|
|
@pages_by_revision = @web.select.by_revision.first(limit)
|
|
|
|
|
else
|
|
|
|
|
@pages_by_revision = @web.select.by_revision
|
2005-08-15 01:27:55 +02:00
|
|
|
@pages_by_revision.reject! { |page| page.revised_at < start_date } if start_date
|
|
|
|
|
@pages_by_revision.reject! { |page| page.revised_at > end_date } if end_date
|
2005-02-18 03:24:16 +01:00
|
|
|
end
|
|
|
|
|
|
2005-01-24 19:52:04 +01:00
|
|
|
@hide_description = hide_description
|
2005-04-03 09:31:11 +02:00
|
|
|
@link_action = @web.password ? 'published' : 'show'
|
|
|
|
|
|
2005-09-12 03:12:00 +02:00
|
|
|
render :action => 'rss_feed'
|
2005-01-24 19:52:04 +01:00
|
|
|
end
|
|
|
|
|
|
|
|
|
|
def render_tex_web
|
|
|
|
|
@web.select.by_name.inject({}) do |tex_web, page|
|
|
|
|
|
tex_web[page.name] = RedClothForTex.new(page.content).to_tex
|
|
|
|
|
tex_web
|
|
|
|
|
end
|
|
|
|
|
end
|
|
|
|
|
|
2005-04-03 09:31:11 +02:00
|
|
|
def rss_with_content_allowed?
|
2005-08-09 04:20:28 +02:00
|
|
|
@web.password.nil? or @web.published?
|
2005-04-03 09:31:11 +02:00
|
|
|
end
|
|
|
|
|
|
2005-01-24 19:52:04 +01:00
|
|
|
def truncate(text, length = 30, truncate_string = '...')
|
|
|
|
|
if text.length > length then text[0..(length - 3)] + truncate_string else text end
|
|
|
|
|
end
|
|
|
|
|
|
|
|
|
|
end
|
