339 lines
8.6 KiB
Ruby
339 lines
8.6 KiB
Ruby
require 'application'
|
|
require 'fileutils'
|
|
require 'redcloth_for_tex'
|
|
|
|
class WikiController < ApplicationController
|
|
|
|
layout 'default', :except => [:rss_feed, :rss_with_headlines, :tex, :export_tex, :export_html]
|
|
|
|
def index
|
|
if @web_name
|
|
redirect_show 'HomePage'
|
|
elsif not @wiki.setup?
|
|
redirect_to :controller => 'admin', :action => 'create_system'
|
|
elsif @wiki.webs.length == 1
|
|
redirect_show 'HomePage', @wiki.webs.values.first.address
|
|
else
|
|
redirect_to :action => 'web_list'
|
|
end
|
|
end
|
|
|
|
# Outside a single web --------------------------------------------------------
|
|
|
|
def authenticate
|
|
if password_check(@params['password'])
|
|
redirect_show('HomePage')
|
|
else
|
|
redirect_to :action => 'login'
|
|
end
|
|
end
|
|
|
|
def login
|
|
# to template
|
|
end
|
|
|
|
def web_list
|
|
@webs = wiki.webs.values.sort_by { |web| web.name }
|
|
end
|
|
|
|
|
|
# Within a single web ---------------------------------------------------------
|
|
|
|
def authors
|
|
@authors = @web.select.authors
|
|
end
|
|
|
|
def export_html
|
|
export_pages_as_zip('html') { |page| @page = page; render_to_string 'wiki/print' }
|
|
end
|
|
|
|
def export_markup
|
|
export_pages_as_zip(@web.markup) { |page| page.content }
|
|
end
|
|
|
|
def export_pdf
|
|
file_name = "#{@web.address}-tex-#{@web.revised_on.strftime('%Y-%m-%d-%H-%M-%S')}"
|
|
file_path = @wiki.storage_path + file_name
|
|
|
|
export_web_to_tex "#{file_path}.tex" unless FileTest.exists? "#{file_path}.tex"
|
|
convert_tex_to_pdf "#{file_path}.tex"
|
|
send_file "#{file_path}.pdf"
|
|
end
|
|
|
|
def export_tex
|
|
file_name = "#{@web.address}-tex-#{@web.revised_on.strftime('%Y-%m-%d-%H-%M-%S')}.tex"
|
|
file_path = @wiki.storage_path + file_name
|
|
|
|
export_web_to_tex(file_path) unless FileTest.exists?(file_path)
|
|
send_file file_path
|
|
end
|
|
|
|
def feeds
|
|
# to template
|
|
end
|
|
|
|
def list
|
|
parse_category
|
|
@pages_by_name = @pages_in_category.by_name
|
|
@page_names_that_are_wanted = @pages_in_category.wanted_pages
|
|
@pages_that_are_orphaned = @pages_in_category.orphaned_pages
|
|
end
|
|
|
|
def recently_revised
|
|
parse_category
|
|
@pages_by_revision = @pages_in_category.by_revision
|
|
end
|
|
|
|
def remove_orphaned_pages
|
|
if wiki.authenticate(@params['system_password'])
|
|
wiki.remove_orphaned_pages(@web_name)
|
|
redirect_to :action => 'list'
|
|
else
|
|
redirect_show 'HomePage'
|
|
end
|
|
end
|
|
|
|
def rss_with_content
|
|
render_rss
|
|
end
|
|
|
|
def rss_with_headlines
|
|
render_rss(hide_description = true)
|
|
end
|
|
|
|
def search
|
|
@query = @params['query']
|
|
@title_results = @web.select { |page| page.name =~ /#{@query}/i }.sort
|
|
@results = @web.select { |page| page.content =~ /#{@query}/i }.sort
|
|
all_pages_found = (@results + @title_results).uniq
|
|
if all_pages_found.size == 1
|
|
redirect_show(all_pages_found.first.name)
|
|
end
|
|
end
|
|
|
|
# Within a single page --------------------------------------------------------
|
|
|
|
def cancel_edit
|
|
@page.unlock
|
|
redirect_show
|
|
end
|
|
|
|
def edit
|
|
if @page.nil?
|
|
redirect_to :action => 'index'
|
|
elsif @page.locked?(Time.now) and not @params['break_lock']
|
|
redirect_to :web => @web_name, :action => 'locked', :id => @page_name
|
|
else
|
|
@page.lock(Time.now, @author)
|
|
end
|
|
end
|
|
|
|
def locked
|
|
# to template
|
|
end
|
|
|
|
def new
|
|
# to template
|
|
end
|
|
|
|
def pdf
|
|
page = wiki.read_page(@web_name, @page_name)
|
|
safe_page_name = @page.name.gsub(/\W/, '')
|
|
file_name = "#{safe_page_name}-#{@web.address}-#{@page.created_at.strftime('%Y-%m-%d-%H-%M-%S')}"
|
|
file_path = @wiki.storage_path + file_name
|
|
|
|
export_page_to_tex("#{file_path}.tex") unless FileTest.exists?("#{file_path}.tex")
|
|
# NB: this is _very_ slow
|
|
convert_tex_to_pdf("#{file_path}.tex")
|
|
send_file "#{file_path}.pdf"
|
|
end
|
|
|
|
def print
|
|
# to template
|
|
end
|
|
|
|
def published
|
|
if @web.published
|
|
@page = wiki.read_page(@web_name, @page_name || 'HomePage')
|
|
else
|
|
redirect_show('HomePage')
|
|
end
|
|
end
|
|
|
|
def revision
|
|
get_page_and_revision
|
|
end
|
|
|
|
def rollback
|
|
get_page_and_revision
|
|
end
|
|
|
|
def save
|
|
redirect_to :action => 'index' if @page_name.nil?
|
|
cookies['author'] = @params['author']
|
|
|
|
begin
|
|
page = @web.pages[@page_name]
|
|
if @web.pages[@page_name]
|
|
wiki.revise_page(
|
|
@web_name, @page_name, @params['content'], Time.now,
|
|
Author.new(@params['author'], remote_ip)
|
|
)
|
|
page.unlock
|
|
else
|
|
wiki.write_page(
|
|
@web_name, @page_name, @params['content'], Time.now,
|
|
Author.new(@params['author'], remote_ip)
|
|
)
|
|
end
|
|
redirect_show(@page_name)
|
|
rescue Instiki::ValidationError => e
|
|
page.unlock if defined? page
|
|
flash[:error] = e
|
|
return_to_last_remembered
|
|
end
|
|
end
|
|
|
|
def show
|
|
if @page
|
|
begin
|
|
render_action 'page'
|
|
# TODO this rescue should differentiate between errors due to rendering and errors in
|
|
# the application itself (for application errors, it's better not to rescue the error at all)
|
|
rescue => e
|
|
logger.error e
|
|
if in_a_web?
|
|
redirect_to :web => @web_name, :action => 'edit',
|
|
:action_suffix => "#{CGI.escape(@page_name)}?msg=#{CGI.escape(e.message)}"
|
|
else
|
|
raise e
|
|
end
|
|
end
|
|
else
|
|
redirect_to :web => @web_name, :action => 'new', :id => CGI.escape(@page_name)
|
|
end
|
|
end
|
|
|
|
def tex
|
|
@tex_content = RedClothForTex.new(@page.content).to_tex
|
|
end
|
|
|
|
|
|
private
|
|
|
|
def convert_tex_to_pdf(tex_path)
|
|
# TODO remove earlier PDF files with the same prefix
|
|
# TODO handle gracefully situation where pdflatex is not available
|
|
begin
|
|
wd = Dir.getwd
|
|
Dir.chdir(File.dirname(tex_path))
|
|
logger.info `pdflatex --interaction=nonstopmode #{File.basename(tex_path)}`
|
|
ensure
|
|
Dir.chdir(wd)
|
|
end
|
|
end
|
|
|
|
def export_page_to_tex(file_path)
|
|
tex
|
|
File.open(file_path, 'w') { |f| f.write(render_to_string('wiki/tex')) }
|
|
end
|
|
|
|
def export_pages_as_zip(file_type, &block)
|
|
|
|
file_prefix = "#{@web.address}-#{file_type}-"
|
|
timestamp = @web.revised_on.strftime('%Y-%m-%d-%H-%M-%S')
|
|
file_path = @wiki.storage_path + file_prefix + timestamp + '.zip'
|
|
tmp_path = "#{file_path}.tmp"
|
|
|
|
Zip::ZipOutputStream.open(tmp_path) do |zip_out|
|
|
@web.select.by_name.each do |page|
|
|
zip_out.put_next_entry("#{page.name}.#{file_type}")
|
|
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'
|
|
zip_out.puts <<-EOL
|
|
<html>
|
|
<head>
|
|
<META HTTP-EQUIV="Refresh" CONTENT="0;URL=HomePage.#{file_type}">
|
|
</head>
|
|
</html>
|
|
EOL
|
|
end
|
|
end
|
|
FileUtils.rm_rf(Dir[@wiki.storage_path + file_prefix + '*.zip'])
|
|
FileUtils.mv(tmp_path, file_path)
|
|
send_file file_path
|
|
end
|
|
|
|
def export_web_to_tex(file_path)
|
|
@tex_content = table_of_contents(@web.pages['HomePage'].content.dup, render_tex_web)
|
|
File.open(file_path, 'w') { |f| f.write(render_to_string('wiki/tex_web')) }
|
|
end
|
|
|
|
def get_page_and_revision
|
|
@revision = @page.revisions[@params['rev'].to_i]
|
|
end
|
|
|
|
def parse_category
|
|
@categories = @web.categories
|
|
@category = @params['category']
|
|
if @categories.include?(@category)
|
|
@pages_in_category = @web.select { |page| page.in_category?(@category) }
|
|
@set_name = "category '#{@category}'"
|
|
else
|
|
@pages_in_category = PageSet.new(@web).by_name
|
|
@set_name = 'the web'
|
|
end
|
|
@category_links = @categories.map { |c|
|
|
if @category == c
|
|
%{<span class="selected">#{c}</span>}
|
|
else
|
|
%{<a href="?category=#{c}">#{c}</a>}
|
|
end
|
|
}
|
|
end
|
|
|
|
def password_check(password)
|
|
if password == @web.password
|
|
cookies['web_address'] = password
|
|
true
|
|
else
|
|
false
|
|
end
|
|
end
|
|
|
|
def remote_ip
|
|
ip = @request.remote_ip
|
|
logger.info(ip)
|
|
ip
|
|
end
|
|
|
|
def render_rss(hide_description = false)
|
|
@pages_by_revision = @web.select.by_revision.first(15)
|
|
@hide_description = hide_description
|
|
@response.headers['Content-Type'] = 'text/xml'
|
|
render 'wiki/rss_feed'
|
|
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
|
|
|
|
def render_to_string(template_name)
|
|
add_variables_to_assigns
|
|
render template_name
|
|
@performed_render = false
|
|
@template.render_file(template_name)
|
|
end
|
|
|
|
def truncate(text, length = 30, truncate_string = '...')
|
|
if text.length > length then text[0..(length - 3)] + truncate_string else text end
|
|
end
|
|
|
|
end
|