Class: EltController

Inherits:
ApplicationController
  • Object
show all
Defined in:
app/controllers/elt_controller.rb

Overview

This is the central element to parlement

An element is just the name for a poll/message/issue

Instance Method Summary collapse

Instance Method Details

#choices ⇒ Object 



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# File 'app/controllers/elt_controller.rb', line 254

def choices
	@elt = Elt.find params[:id]
rescue ActiveRecord::RecordNotFound => e
	render :status => 404, :file => "#{RAILS_ROOT}/public/404.html"
end

#create ⇒ Object 



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# File 'app/controllers/elt_controller.rb', line 165

def create
	@elt = Elt.new(params[:elt])
	@elt.person = Person.find_by_id(session[:person_id])

	if !@elt.parent then
		# Rejected if you are not coming from a valid elt
		render :status => 404, :file => "#{RAILS_ROOT}/public/404.html"
     return
	end

	if ((!@elt.person \
			and (@elt.subject =~ /([<>\/]|href)/ \
			 or @elt.body =~ /(.*(http|href)(.*\n)*)/ \
			 or @elt.body =~ /^([^@\s]+)@((?:[-a-z0-9]+\.)+[a-z]{2,})$/i \
			 or @elt.body =~ /([^@\s]+)@((?:[-a-z0-9]+\.)+[a-z]{2,}.*){3}/i)) \
		or ((!@elt.person or @elt.person.elts.size <= 1) and @elt.body =~ /(http|href)/)) then
		logger.error red { underline { "SPAM! '#{@elt.subject}'" } }
		logger.error "SPAM! '#{@elt.body}'"
		flash[:error] = _('Sorry, to fight spam "<" ">" or "href" are forbidden in the subject, and there can not be more than 3 links in the body, you also can\'t input one simple email or more than 3 emails!')
		headers["Status"] = "404 Post considered as spam"
		render :controller => 'elt', :action => 'new', :status => 404

	else
		if not @elt.person and params[:person] and  = params[:person][:name] and !.empty? then
			@elt.person = Person.find_by_name() || Person.new(params[:person])
			if @elt.person.user
				flash[:warning] = _('This name is password protected, login in top right box')
				@elt.person = nil
			elsif params[:submit] != "preview"
				@elt.person.save!
			end
		elsif params[:person] and email = params[:person][:email] and !email.empty? then
				@elt.person.save!
		end

		if params[:submit] == "preview" or (@elt.publish and headers["Status"] = "201 Created") then
			render :partial => '/elt/elt', :locals => { :elt => @elt, :eltTop => false, :created => true }
		else
			logger.error "Strange error, can't preview or save an element"
			puts "Strange error, can't preview or save an element"
			flash[:notice] = 'Error'
			render :controller => 'elt', :action => 'new'
		end
	end
end

#index ⇒ Object 



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# File 'app/controllers/elt_controller.rb', line 7

def index
	show
end

#list ⇒ Object 



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# File 'app/controllers/elt_controller.rb', line 43

def list
	@elt = Elt.find(params[:id]) if @elt == nil
	render :partial => '/elt/list/children', :locals => { :elt => @elt }
end

#listByDate ⇒ Object 



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# File 'app/controllers/elt_controller.rb', line 48

def listByDate
	@elt = Elt.find params[:id] unless @elt
	render :partial => '/elt/list/byDate'
end

#listByVote ⇒ Object 



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# File 'app/controllers/elt_controller.rb', line 53

def listByVote
	@elt = Elt.find params[:id] unless @elt
	render :partial => '/elt/list/byVote'
end

#listSubscribers ⇒ Object 



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# File 'app/controllers/elt_controller.rb', line 63

def listSubscribers
	@elt = Elt.find params[:id] unless @elt
	render :partial => '/elt/list/subscribers'
end

#listVisitors ⇒ Object 



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# File 'app/controllers/elt_controller.rb', line 58

def listVisitors
	@elt = Elt.find params[:id] unless @elt
	render :partial => '/elt/list/visitors'
end

#new ⇒ Object

Used to initialise the elt, its subject mainly



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# File 'app/controllers/elt_controller.rb', line 150

def new
	@elt = Elt.new(:parent_id => params[:id], :body => "")

	if @elt.parent then
		if @elt.parent.subject.include? 'Re: '
			@elt.subject = @elt.parent.subject 
		else
			@elt.subject = 'Re: '+@elt.parent.subject 
		end
	else
		# Rejected if you are not coming from a valid elt
		render :status => 404, :file => "#{RAILS_ROOT}/public/404.html"
	end
end

#raw_elt ⇒ Object 



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# File 'app/controllers/elt_controller.rb', line 211

def raw_elt
	@mail = Elt.find(params[:id]).mail
	#@elt = TMail::Mail.parse(Elt.find(params[:id]).mail.id)
	render :inline => "<pre><%= @mail.file %></pre>", :layout => 'top'
end

#rss ⇒ Object 



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# File 'app/controllers/elt_controller.rb', line 125

def rss
	params[:id] = nil if params[:id].size == 0
	params[:id] = request.subdomains[0] unless params[:id]
	params[:id] = Elt.find(:first, :conditions => "parent_id = 'ROOT'", :order => 'created_on').id unless params[:id]
	params[:id] = params[:id].gsub(/.rss/, '')
	headers["Content-Type"] = "text/xml; charset=utf-8" 
	@elt = Elt.find(params[:id]) if @elt == nil

rescue ActiveRecord::RecordNotFound => e
	redirect_to '/404.html'
end

#show ⇒ Object 



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# File 'app/controllers/elt_controller.rb', line 11

def show
	params[:id] = request.subdomains[0] unless params[:id]
	params[:id] = Elt.find(:first, :conditions => "parent_id = 'ROOT'", :order => 'created_on').id unless params[:id]
	params[:id] = params[:id].gsub(/.html/, '')

	@elt = Elt.find(params[:id])
	@title = @elt.subject
	@title += " (parlement)" if !@title.downcase.include? "parlement"

	render :layout => 'top', :template => 'elt/show'

#rescue ActiveRecord::StatementInvalid => e
#	load 'db/schema.rb'
#	redirect_to '/'

rescue ActiveRecord::RecordNotFound => e
	root = Elt.find_by_id('ROOT')
	if root and root.children.size > 0
		render :status => 404, :file => "#{RAILS_ROOT}/public/404.html"
	else
		if root
			@elt = root
		else
			@elt = Elt.new :subject => '', :lft => 0, :rgt => 1, :last_activity => Time.now
			@elt.id = 'ROOT'
			@elt.save
		end
		flash[:notice] = _("You need to create a top object (click on the new icon below)")
		render :layout => 'top'
	end
end

#updateView ⇒ Object 



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# File 'app/controllers/elt_controller.rb', line 68

def updateView
	session[:lastUpdatedView] ||= Time.now - UPDATE_VIEW_PERIOD

	@elt = Elt.find(params[:id])
	acts = ""
	acts += " \
		<script type=\"text/javascript\"> \
			new Ajax.Updater('listByDate', '/elt/listByDate/#{params[:id]}', \
				{asynchronous:true, evalScripts:true}); \
			new Ajax.Updater('listByVote', '/elt/listByVote/#{params[:id]}', \
				{asynchronous:true, evalScripts:true}); \
		</script> \
		" if @elt.last_activity > session[:lastUpdatedView]

	if person = Person.find_by_id(session[:person_id])
		visits = Visit.count \
			:joins => "JOIN elts e1 ON e1.id = '#{params[:id]}' \
				JOIN elts e2 ON visits.elt_id = e2.id \
					AND ((e1.lft <= e2.lft AND e2.rgt <= e1.rgt) \
						OR (e1.lft > e2.lft AND e2.rgt > e1.rgt))",
			:conditions => "visits.updated_on >= '#{session[:lastUpdatedView]}'"
		acts += " \
			<script type=\"text/javascript\"> \
				new Ajax.Updater('listVisitors', '/elt/listVisitors/#{params[:id]}', \
					{asynchronous:true, evalScripts:true}); \
			</script> \
			" if visits > 0

		subscribers = Subscription.count \
			:joins => "JOIN elts e1 ON e1.id = '#{params[:id]}' \
				JOIN elts e2 ON subscriptions.elt_id = e2.id \
					AND ((e1.lft <= e2.lft AND e2.rgt <= e1.rgt) \
						OR (e1.lft > e2.lft AND e2.rgt > e1.rgt))",
			:conditions => "subscriptions.created_on >= '#{session[:lastUpdatedView]}'"
		acts += " \
			<script type=\"text/javascript\"> \
				new Ajax.Updater('listSubscribers', '/elt/listSubscribers/#{params[:id]}', \
					{asynchronous:true, evalScripts:true}); \
			</script> \
			" if subscribers > 0

		visit = Visit.find_by_person_id_and_elt_id(person, params[:id])
		if visit and person. and person. > visit.created_on then
			logger.info yellow { "New visit" }
			visit.destroy
			visit = nil
		end
		visit = Visit.new(:person => person, :elt_id => params[:id]) unless visit
		visit.filter = filter
		visit.save!
		logger.info magenta { "#{visits} visit(s), #{subscribers} subscriber(s)" }
	end

	session[:lastUpdatedView] = Time.now
	render :inline => acts
end

#vote ⇒ Object 



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# File 'app/controllers/elt_controller.rb', line 217

def vote
	@elt = Elt.find params[:id]
	if !session[:person_id] then
		flash[:error] = 'Sorry, need to be authenticated to vote!'
		render :partial => '/elt/choice', :locals => { :elt => @elt }
		return
	end

	if !params[:choice][:value] =~ /^\s*(-1|0|\+1)(\s|$)/ then
		logger.error red { underline { "SPAM! through the vote" } }
		logger.error params[:choice][:value]
		flash[:error] = 'Sorry, you can only vote here!'
		render :partial => '/elt/choice', :locals => { :elt => @elt }
		return
	end

	vote = @elt.children.build
	vote.person = Person.find_by_id(session[:person_id])
	vote.subject = @elt.subject
	vote.subject = 'Re: '+vote.subject if vote.subject and !vote.subject.include? 'Re: '
	vote.body = params[:choice][:value]

	choice = Choice.find_by_elt_id_and_person_id @elt.id, session[:person_id]

	if choice and choice.value == vote.body.to_i then
		logger.info "#{session[:person_id]} voting 0"
		vote.body = "0"
	else
		logger.info "#{session[:person_id]} voting #{params[:choice][:value]}"
	end

	vote.publish
	@elt.add_child vote

	render :partial => '/elt/choice', :locals => { :elt => @elt }
end

#vote_rss ⇒ Object 



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# File 'app/controllers/elt_controller.rb', line 137

def vote_rss
	params[:id] = nil if params[:id].size == 0
	params[:id] = request.subdomains[0] unless params[:id]
	params[:id] = Elt.find(:first, :conditions => "parent_id = 'ROOT'", :order => 'created_on').id unless params[:id]
	params[:id] = params[:id].gsub(/.rss/, '')
	headers["Content-Type"] = "text/xml; charset=utf-8" 
	@elt = Elt.find(params[:id]) if @elt == nil

rescue ActiveRecord::RecordNotFound => e
	redirect_to '/404.html'
end