metamaps--metamaps/app/controllers/maps_controller.rb

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class MapsController < ApplicationController
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respond_to :html, :json
autocomplete :map, :name, :full => true, :extra_data => [:user_id]
# GET /maps/recent
# GET /maps/featured
# GET /maps/new
# GET /maps/mappers/:id
def index
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if request.path == "/explore"
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redirect_to activemaps_url and return
end
@current = current_user
@user = nil
@maps = []
if !params[:page]
page = 1
else
page = params[:page]
end
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if request.path.index("/explore/active") != nil
@maps = Map.where("maps.permission != ?", "private").order("updated_at DESC").page(page).per(20)
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@request = "active"
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elsif request.path.index("/explore/featured") != nil
@maps = Map.where("maps.featured = ? AND maps.permission != ?", true, "private").order("name ASC").page(page).per(20)
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@request = "featured"
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elsif request.path.index('/explore/mine') != nil # looking for maps by me
if !authenticated?
redirect_to activemaps_url and return
end
# don't need to exclude private maps because they all belong to you
@maps = Map.where("maps.user_id = ?", @current.id).order("name ASC").page(page).per(20)
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@request = "you"
elsif request.path.index('/explore/mappers/') != nil # looking for maps by a mapper
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@user = User.find(params[:id])
@maps = Map.where("maps.user_id = ? AND maps.permission != ?", @user.id, "private").order("name ASC").page(page).per(20)
@request = "other"
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elsif request.path.index('/explore/topics/') != nil # looking for maps by a certain topic they include
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@topic = Topic.find(params[:id]).authorize_to_show(@current)
if !@topic
redirect_to featuredmaps_url, notice: "Access denied." and return
end
@maps = @topic.maps.delete_if {|m| m.permission == "private" && (!authenticated? || (authenticated? && @current.id != m.user_id)) }
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@request = "topic"
end
respond_to do |format|
format.html {
if @request == "you"
redirect_to root_url and return
else
respond_with(@maps, @request, @user)
end
}
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format.json { render json: @maps }
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end
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end
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# GET maps/:id
def show
@current = current_user
@map = Map.find(params[:id]).authorize_to_show(@current)
if not @map
redirect_to root_url and return
end
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respond_to do |format|
format.html {
@allmappers = @map.contributors
@alltopics = @map.topics # should limit to topics visible to user
@allsynapses = @map.synapses # should also be limited
@allmappings = @map.mappings
respond_with(@allmappers, @allmappings, @allsynapses, @alltopics, @map)
}
format.json { render json: @map }
end
end
# GET maps/:id/contains
def contains
@current = current_user
@map = Map.find(params[:id]).authorize_to_show(@current)
if not @map
redirect_to root_url and return
end
@allmappers = @map.contributors
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@alltopics = @map.topics # should limit to topics visible to user
@allsynapses = @map.synapses # should also be limited
@allmappings = @map.mappings
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@json = Hash.new()
@json['map'] = @map
@json['topics'] = @alltopics
@json['synapses'] = @allsynapses
@json['mappings'] = @allmappings
@json['mappers'] = @allmappers
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respond_to do |format|
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format.json { render json: @json }
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end
end
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# GET maps/:id/embed
def embed
@current = current_user
@map = Map.find(params[:id]).authorize_to_show(@current)
if not @map
redirect_to root_url and return
end
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@alltopics = @map.topics # should limit to topics visible to user
@allsynapses = @map.synapses # should also be limited
@allmappings = @map.mappings
@allmetacodes = Metacode.all
respond_to do |format|
format.html { respond_with(@allmetacodes, @allmappings, @allsynapses, @alltopics, @map, @user) }
format.json { render json: @map }
end
end
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# POST maps
def create
@user = current_user
@map = Map.new()
@map.name = params[:name]
@map.desc = params[:desc]
@map.permission = params[:permission]
@map.user = @user
@map.arranged = false
@map.save
if params[:topicsToMap]
@all = params[:topicsToMap]
@all = @all.split(',')
@all.each do |topic|
topic = topic.split('/')
@mapping = Mapping.new()
@mapping.category = "Topic"
@mapping.user = @user
@mapping.map = @map
@mapping.topic = Topic.find(topic[0])
@mapping.xloc = topic[1]
@mapping.yloc = topic[2]
@mapping.save
end
if params[:synapsesToMap]
@synAll = params[:synapsesToMap]
@synAll = @synAll.split(',')
@synAll.each do |synapse_id|
@mapping = Mapping.new()
@mapping.category = "Synapse"
@mapping.user = @user
@mapping.map = @map
@mapping.synapse = Synapse.find(synapse_id)
@mapping.save
end
end
@map.arranged = true
@map.save
end
respond_to do |format|
format.json { render :json => @map }
end
end
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# PUT maps/:id
def update
@current = current_user
@map = Map.find(params[:id]).authorize_to_edit(@current)
respond_to do |format|
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if !@map
format.json { render json: "unauthorized" }
elsif @map.update_attributes(params[:map])
format.json { head :no_content }
else
format.json { render json: @map.errors, status: :unprocessable_entity }
end
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end
end
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# DELETE maps/:id
def destroy
@current = current_user
@map = Map.find(params[:id])
@mappings = @map.mappings
@mappings.each do |mapping|
mapping.delete
end
@map.delete
respond_to do |format|
format.html { redirect_to "/maps/mappers/" + @current.id.to_s, notice: "Map deleted." }
end
end
end