Class: Wiki2Go::Wiki

Inherits:
Object
  • Object
show all
Defined in:
lib/Wiki2Go/Wiki2Go.rb

Instance Method Summary collapse

Constructor Details

#initialize(config) ⇒ Wiki

Returns a new instance of Wiki.



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# File 'lib/Wiki2Go/Wiki2Go.rb', line 23

def initialize(config)
  @config  = config
end

Instance Method Details

#admin(request) ⇒ Object



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# File 'lib/Wiki2Go/Wiki2Go.rb', line 309

def admin(request)

  old_config = @config.multi_wiki 
  @config.multi_wiki = false
  wikiweb = Wiki2Go::Web.from_request(request,@config) 
  @config.multi_wiki = old_config
  
  template_name = wikiweb.current_page
  if template_name.nil? || template_name.empty?
    template_name = 'admin'
  end
  master   = @config.storage.load_template(wikiweb.name,'admin.htm')
  template = @config.storage.load_template(wikiweb.name,File.join('admin_pages',template_name+'.txt'))
  
  master = master.gsub(/\$BODY\$/,template)
  
  erb = Web2Go::ERB_Interpreter.new
  erb.add_field(:@request,request)
  erb.add_field(:@config,@config)
  erb.add_field(:@web,wikiweb)
  result = erb.execute master,0
  
end

#blacklist(user) ⇒ Object



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# File 'lib/Wiki2Go/Wiki2Go.rb', line 271

def blacklist(user)
  @config.log("Adding #{user} to blacklist")
  list = @config.banned_users
  list.add(user)
  @config.storage.save_list(list)
end

#changes(web) ⇒ Object



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# File 'lib/Wiki2Go/Wiki2Go.rb', line 231

def changes(web)
  html = @config.redirect_to_html?(web)
  formatter = Wiki2Go::Formatter.new(web,@config.storage,@config,html,@config.editable?(web))
  
  topics = @config.storage.read_changes_in(web.name,@config.pages_in_recent_changes) 
  template = @config.storage.load_template(web.name,"pagelist.htm")
  
  return formatter.format_pagelist_in_template(template,topics,"","Recent Changes") 
end

#diff(web, version1, version2) ⇒ Object



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# File 'lib/Wiki2Go/Wiki2Go.rb', line 49

def diff(web,version1,version2)
  from,from_page,to,to_page = load_two_versions(web,version1,version2)
  
  from_lines = break_on_br(from_page.lines)
  to_lines   = break_on_br(to_page.lines)
  
  html = @config.redirect_to_html?(web)
  formatter = Wiki2Go::Formatter.new(web,@config.storage,@config,html,@config.editable?(web))
  
  header = "<strong>#{to_page.name} "
  header << append_blank(formatter.diff_link(web.name,from_page.filename,'&lt;&lt;',from-1,to))
  header << formatter.view_version_link(web.name,from_page.filename,"v#{from.to_s} (by #{from_page.alias})",from)
  link = formatter.diff_link(web.name,from_page.filename,'&gt;&gt;',from+1,to)
  header << (link.length > 0 ? ' ' + link : '' )
  header << ' => '
  header << append_blank(formatter.diff_link(web.name,from_page.filename,'&lt;&lt;',from,to-1))
  header << formatter.view_version_link(web.name,to_page.filename,"v#{to.to_s} (by #{to_page.alias})",to) + ' ' 
  header << formatter.diff_link(web.name,from_page.filename,'&gt;&gt;',from,to+1)
  header << "</strong>\n<hr>\n"
  
  lines = Array.new       
  lines << header 
  sdiff = Diff::LCS.sdiff(from_lines,to_lines,nil) do |change|
    case change.action
    when '='
      lines  << "<div class=\"diff_kept\">=&nbsp;#{CGI::escapeHTML(change.old_element).gsub(' ','&nbsp;')}</div>"
    when '!'
      lines  << "<div class=\"diff_deleted\">&lt;&nbsp;#{CGI::escapeHTML(change.old_element).gsub(' ','&nbsp;')}</div>"
      lines  << "<div class=\"diff_added\">&gt;&nbsp;#{CGI::escapeHTML(change.new_element).gsub(' ','&nbsp;')}</div>"
    when '-'
      lines  << "<div class=\"diff_deleted\">&lt;&nbsp;#{CGI::escapeHTML(change.old_element).gsub(' ','&nbsp;')}</div>"
    when '+'
      lines  << "<div class=\"diff_added\">&gt;&nbsp;#{CGI::escapeHTML(change.new_element).gsub(' ','&nbsp;')}</div>"
    end 
  end
  
  to_page.lines = lines
  template = @config.storage.load_template(web.name,"view.htm")
  
  return formatter.dump_page_in_template(template,to_page,from,to) 
end

#edit(web) ⇒ Object



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# File 'lib/Wiki2Go/Wiki2Go.rb', line 164

def edit(web)
  do_edit(web,'edit.htm')
end

#generate_html(web) ⇒ Object



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# File 'lib/Wiki2Go/Wiki2Go.rb', line 282

def generate_html(web)  
  report = ["Generating HTML#{$/}" , "<ul>"]
  files = @config.storage.all_pages_in(web.name)
  files.each do |file|
    report << "<li>#{file}</li>#{$/}"
    pageweb = @config.static_web(web)
    pageweb.current_page = file
    save_html(pageweb)
  end
  save_changes_in_rss(web)
  report << "</ul>#{$/}"
  return report.join
end

#generate_rss(web, changes) ⇒ Object



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# File 'lib/Wiki2Go/Wiki2Go.rb', line 145

def generate_rss(web,changes)
  html = @config.generate_html
  editable = false
  web = @config.static_web(web)
  template = @config.storage.load_template(web.name,"rss.xml")
  formatter = Wiki2Go::Formatter.new(web,@config.storage,@config,html,editable)
  rss = formatter.generate_rss(template,changes)
  return rss
end

#generate_rss_from_log(web, errorlog) ⇒ Object



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# File 'lib/Wiki2Go/Wiki2Go.rb', line 155

def generate_rss_from_log(web,errorlog)
  html = @config.generate_html
  editable = false
  web = @config.static_web(web)
  formatter = Wiki2Go::Formatter.new(web,@config.storage,@config,html,editable)
  rss = formatter.generate_rss_from_log(errorlog)
  return rss
end

#log(msg) ⇒ Object



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# File 'lib/Wiki2Go/Wiki2Go.rb', line 278

def log(msg)
  @config.log(msg)
end

#perform(web, request) ⇒ Object



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# File 'lib/Wiki2Go/Wiki2Go.rb', line 333

def perform(web,request)

  if @config.allow_dynamic_pages then
    html = @config.redirect_to_html?(web)
    formatter = Wiki2Go::Formatter.new(web,@config.storage,@config,html,@config.editable?(web))
    
    text = @config.storage.load_page(web.name,web.current_page)        
    
    erb = Web2Go::ERB_Interpreter.new
    erb.add_field(:@config,@config)
    erb.add_field(:@web,web)
    erb.add_field(:@request,request)
    erb.add_field(:@formatter,formatter)
    
    script = text.lines.join($/)
    output = erb.execute(script,1)
    text.lines = output.split($/)
    
    template = @config.storage.load_template(web.name,"view.htm")
    
    return formatter.format_page_in_template(template,text)
  else
    log("Perform not allowed")
    self.view(web,-1)
  end 
end

#prepare_for_fckeditor(web) ⇒ Object



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# File 'lib/Wiki2Go/Wiki2Go.rb', line 296

def prepare_for_fckeditor(web)
  report = ["Generating HTML#{$/}" , "<ul>"]
  files = @config.storage.all_pages_in(web.name)
  files.each do |file|
    report << "<li>#{file}</li>#{$/}"
    pageweb = @config.static_web(web)
    pageweb.current_page = file
    generate_fckeditor_html(pageweb)
  end
  report << "</ul>#{$/}"
  return report.join
end

#remove_spam(web) ⇒ Object



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# File 'lib/Wiki2Go/Wiki2Go.rb', line 252

def remove_spam(web)
  any_changes = false
  files = @config.storage.all_pages_in(web.name)
  blacklist = @config.banned_users
  files.each do |topic|
    page = @config.storage.load_page(web.name,topic)
    if blacklist.contains(page.author) then
      restore_last_good_version(web,topic,blacklist)
      any_changes = true
    end  
  end
  if any_changes then
    save_changes_in_rss(web)
  end
  html = @config.redirect_to_html?(web)
  formatter = Wiki2Go::Formatter.new(web,@config.storage,@config,html,@config.editable?(web))
  return formatter.changes_url
end

#save(web, new_content, checksum = "") ⇒ Object



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# File 'lib/Wiki2Go/Wiki2Go.rb', line 172

def save(web,new_content,checksum="")
  new_content.gsub!(/\t/,'   ')
  
  blacklist_robots(web,checksum)
  
  author   = web.user
  pagename = web.name.length > 0 ? "#{web.name}/#{web.current_page}" : web.current_page 

  changed = true
  newfile = !@config.storage.exists(web.path)
  newpage = Page.new(web.current_page,new_content,web.user,Time.now,web.title,web.alias)
  current = @config.storage.load_page(web.name,web.current_page)

  if !newfile then
    changed = (current.content != newpage.content) || newpage.name != current.name
    newpage.created_on = current.created_on
  end      
  
  if changed then
    if !@config.accept_edit?(web,current,checksum) then
      @config.errorlog("Edit by user #{author} of page '#{pagename}' clashes with edit of #{current.alias}")
    end
    if @config.accept_page?(web,new_content) then
      @config.save(web,newpage)
      save_changes_in_rss(web)
      @config.instant_commit_to_repository
      if @config.generate_html then
        if newfile then
          generate_html_for_page(web,web.current_page)  
        else
          save_html(web)
        end 
      end
    else
      @config.storage.save_spam(web.name,web.current_page,new_content,web.user)
      raise SpamException
      return web.error_page
    end
  end
  html = @config.redirect_to_html?(web)
  formatter = Wiki2Go::Formatter.new(web,@config.storage,@config,html,@config.editable?(web))
  return formatter.absolute_url
end

#search(web, searchtopic) ⇒ Object



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# File 'lib/Wiki2Go/Wiki2Go.rb', line 241

def search(web,searchtopic)
  searchtopic ||= ''
  html = @config.redirect_to_html?(web)
  formatter = Wiki2Go::Formatter.new(web,@config.storage,@config,html,@config.editable?(web))
  
  topics = @config.storage.search(web.name,searchtopic) 
  template = @config.storage.load_template(web.name,"pagelist.htm")
  
  return formatter.format_pagelist_in_template(template,topics,searchtopic,"Search for '#{searchtopic}'") 
end

#sidebyside(web, version1, version2) ⇒ Object



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# File 'lib/Wiki2Go/Wiki2Go.rb', line 91

def sidebyside(web,version1,version2)

  from,from_page,to,to_page = load_two_versions(web,version1,version2)
  
  template = @config.storage.load_template(web.name,"view.htm")
  
  html = @config.redirect_to_html?(web)
  formatter = Wiki2Go::Formatter.new(web,@config.storage,@config,html,@config.editable?(web))
  
  left = formatter.format_page(from_page.content)
  right = formatter.format_page(to_page.content)
  
  
  leftheader = append_blank(formatter.sidebyside_link(web.name,from_page.filename,'&lt;&lt;',from-1,to))
  leftheader << formatter.view_version_link(web.name,from_page.filename,"#{to_page.name} v#{from.to_s} (by #{from_page.alias})",from)
  leftheader << formatter.sidebyside_link(web.name,from_page.filename,'&gt;&gt;',from+1,to)
  
  rightheader =  append_blank(formatter.sidebyside_link(web.name,from_page.filename,'&lt;&lt;',from,to-1))
  rightheader << formatter.view_version_link(web.name,to_page.filename,"#{to_page.name} v#{to.to_s} (by #{to_page.alias})",to) + ' ' 
  rightheader << formatter.sidebyside_link(web.name,from_page.filename,'&gt;&gt;',from,to+1)
  
  
  content = "<table class=\"wikitable\" width=\"100%\"><tr>"
  content += "<th>#{leftheader}</th><th>#{rightheader}</th></tr>\n"
  content += "<tr><td width='50%' valign='top'>#{left}</td><td width='50%' valign='top'>#{right}</td></tr></table>"
  to_page.lines = content.split($/)
  
  
  return formatter.dump_page_in_template(template,to_page,from,to) 
end

#upload(web, name, content) ⇒ Object



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# File 'lib/Wiki2Go/Wiki2Go.rb', line 216

def upload(web,name,content)
  if name.empty? || content.nil? then
    html = @config.redirect_to_html?(web)
    formatter = Wiki2Go::Formatter.new(web,@config.storage,@config,html,@config.editable?(web))
    return formatter.absolute_url
  else
    @config.storage.store_web_file(web.name,name,content) 
    page = @config.storage.load_page(web.name,web.current_page)
    web.title = page.name
    text = page.content 
    text += "\n---\n{#{name}}"
    return save(web,text)
  end
end

#versions(web) ⇒ Object



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# File 'lib/Wiki2Go/Wiki2Go.rb', line 39

def versions(web)
  topics = all_good_versions(web)
  template = @config.storage.load_template(web.name,"versionlist.htm")
  
  html = @config.redirect_to_html?(web)
  formatter = Wiki2Go::Formatter.new(web,@config.storage,@config,html,@config.editable?(web))
  
  return formatter.format_pagelist_in_template(template,topics,"","Versions of '#{web.current_page}'") 
end

#view(web, version) ⇒ Object



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# File 'lib/Wiki2Go/Wiki2Go.rb', line 27

def view(web,version)
  text = load_page_version(web,version)
  
  template = @config.storage.load_template(web.name,"view.htm")
  
  html = @config.redirect_to_html?(web)
  formatter = Wiki2Go::Formatter.new(web,@config.storage,@config,html,@config.editable?(web))
  
  result = formatter.format_page_in_template(template,text,version)
  return result 
end

#view_dynamic(web) ⇒ Object



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# File 'lib/Wiki2Go/Wiki2Go.rb', line 122

def view_dynamic(web)
  html = false
  editable = @config.editable?(web)
  formatter = Wiki2Go::Formatter.new(web,@config.storage,@config,html,editable)
  
  text = @config.storage.load_page(web.name,web.current_page)        
  template = @config.storage.load_template(web.name,"view.htm")
  
  return formatter.format_page_in_template(template,text) 
end

#view_html(web) ⇒ Object



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# File 'lib/Wiki2Go/Wiki2Go.rb', line 133

def view_html(web)
  html = true
  editable = @config.editable?(web)
  web = @config.static_web(web)
  formatter = Wiki2Go::Formatter.new(web,@config.storage,@config,html,editable)
  
  text = @config.storage.load_page(web.name,web.current_page)        
  template = @config.storage.load_template(web.name,"view.htm")
  
  return formatter.format_page_in_template(template,text) 
end

#wikiedit(web) ⇒ Object



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# File 'lib/Wiki2Go/Wiki2Go.rb', line 168

def wikiedit(web)
  do_edit(web,'wikiedit.htm')
end