class TraceController < ApplicationController
- before_filter :authorize_web
- layout 'site'
+ layout "site", :except => :georss
+ skip_before_action :verify_authenticity_token, :only => [:api_create, :api_read, :api_update, :api_delete, :api_data]
+ before_action :authorize_web
+ before_action :set_locale
+ before_action :require_user, :only => [:mine, :create, :edit, :delete]
+ before_action :authorize, :only => [:api_create, :api_read, :api_update, :api_delete, :api_data]
+ before_action :check_database_readable, :except => [:api_read, :api_data]
+ before_action :check_database_writable, :only => [:create, :edit, :delete, :api_create, :api_update, :api_delete]
+ before_action :check_api_readable, :only => [:api_read, :api_data]
+ before_action :check_api_writable, :only => [:api_create, :api_update, :api_delete]
+ before_action :require_allow_read_gpx, :only => [:api_read, :api_data]
+ before_action :require_allow_write_gpx, :only => [:api_create, :api_update, :api_delete]
+ before_action :offline_warning, :only => [:mine, :view]
+ before_action :offline_redirect, :only => [:create, :edit, :delete, :data, :api_create, :api_delete, :api_data]
+ around_action :api_call_handle_error, :only => [:api_create, :api_read, :api_update, :api_delete, :api_data]
+
+ # Counts and selects pages of GPX traces for various criteria (by user, tags, public etc.).
+ # target_user - if set, specifies the user to fetch traces for. if not set will fetch all traces
def list
- @traces = Trace.find(:all)
+ # from display name, pick up user id if one user's traces only
+ display_name = params[:display_name]
+ if display_name.present?
+ target_user = User.active.where(:display_name => display_name).first
+ if target_user.nil?
+ render_unknown_user display_name
+ return
+ end
+ end
+
+ # set title
+ @title = if target_user.nil?
+ t "trace.list.public_traces"
+ elsif current_user && current_user == target_user
+ t "trace.list.your_traces"
+ else
+ t "trace.list.public_traces_from", :user => target_user.display_name
+ end
+
+ @title += t "trace.list.tagged_with", :tags => params[:tag] if params[:tag]
+
+ # four main cases:
+ # 1 - all traces, logged in = all public traces + all user's (i.e + all mine)
+ # 2 - all traces, not logged in = all public traces
+ # 3 - user's traces, logged in as same user = all user's traces
+ # 4 - user's traces, not logged in as that user = all user's public traces
+ @traces = if target_user.nil? # all traces
+ if current_user
+ Trace.visible_to(current_user) # 1
+ else
+ Trace.visible_to_all # 2
+ end
+ elsif current_user && current_user == target_user
+ current_user.traces # 3 (check vs user id, so no join + can't pick up non-public traces by changing name)
+ else
+ target_user.traces.visible_to_all # 4
+ end
+
+ @traces = @traces.tagged(params[:tag]) if params[:tag]
+
+ @params = params.permit(:display_name, :tag)
+
+ @page = (params[:page] || 1).to_i
+ @page_size = 20
+
+ @traces = @traces.visible
+ @traces = @traces.order(:id => :desc)
+ @traces = @traces.offset((@page - 1) * @page_size)
+ @traces = @traces.limit(@page_size)
+ @traces = @traces.includes(:user, :tags)
+
+ # put together SET of tags across traces, for related links
+ tagset = {}
+ @traces.each do |trace|
+ trace.tags.reload if params[:tag] # if searched by tag, ActiveRecord won't bring back other tags, so do explicitly here
+ trace.tags.each do |tag|
+ tagset[tag.tag] = tag.tag
+ end
+ end
+
+ # final helper vars for view
+ @target_user = target_user
+ @display_name = target_user.display_name if target_user
+ @all_tags = tagset.values
end
def mine
- @traces = Trace.find(:all, :conditions => ['user_id = ?', @user.id])
+ redirect_to :action => :list, :display_name => current_user.display_name
end
def view
@trace = Trace.find(params[:id])
- render :nothing, :status => 401 if @trace.user.id != @user.id
+
+ if @trace && @trace.visible? &&
+ (@trace.public? || @trace.user == current_user)
+ @title = t "trace.view.title", :name => @trace.name
+ else
+ flash[:error] = t "trace.view.trace_not_found"
+ redirect_to :action => "list"
+ end
+ rescue ActiveRecord::RecordNotFound
+ flash[:error] = t "trace.view.trace_not_found"
+ redirect_to :action => "list"
end
def create
- filename = "/tmp/#{rand}"
+ if request.post?
+ logger.info(params[:trace][:gpx_file].class.name)
+
+ if params[:trace][:gpx_file].respond_to?(:read)
+ begin
+ do_create(params[:trace][:gpx_file], params[:trace][:tagstring],
+ params[:trace][:description], params[:trace][:visibility])
+ rescue StandardError => ex
+ logger.debug ex
+ end
+
+ if @trace.id
+ flash[:notice] = t "trace.create.trace_uploaded"
+
+ if current_user.traces.where(:inserted => false).count > 4
+ flash[:warning] = t "trace.trace_header.traces_waiting", :count => current_user.traces.where(:inserted => false).count
+ end
- File.open(filename, "w") { |f| f.write(@params['trace']['gpx_file'].read) }
- @params['trace']['name'] = @params['trace']['gpx_file'].original_filename.gsub(/[^a-zA-Z0-9.]/, '_') # This makes sure filenames are sane
- @params['trace'].delete('gpx_file') # let's remove the field from the hash, because there's no such field in the DB anyway.
- @trace = Trace.new(@params['trace'])
- @trace.inserted = false
- @trace.user_id = @user.id
- @trace.timestamp = Time.now
- if @trace.save
- logger.info("id is #{@trace.id}")
- `mv #{filename} /tmp/#{@trace.id}.gpx`
- flash[:notice] = "Your GPX file has been uploaded and is awaiting insertion in to the database. This will usually happen within half an hour, and an email will be sent to you on completion."
+ redirect_to :action => :list, :display_name => current_user.display_name
+ end
+ else
+ @trace = Trace.new(:name => "Dummy",
+ :tagstring => params[:trace][:tagstring],
+ :description => params[:trace][:description],
+ :visibility => params[:trace][:visibility],
+ :inserted => false, :user => current_user,
+ :timestamp => Time.now.getutc)
+ @trace.valid?
+ @trace.errors.add(:gpx_file, "can't be blank")
+ end
+ else
+ @trace = Trace.new(:visibility => default_visibility)
end
- redirect_to :action => 'mine'
+ @title = t "trace.create.upload_trace"
+ end
+
+ def data
+ trace = Trace.find(params[:id])
+
+ if trace.visible? && (trace.public? || (current_user && current_user == trace.user))
+ if Acl.no_trace_download(request.remote_ip)
+ head :forbidden
+ elsif request.format == Mime[:xml]
+ send_data(trace.xml_file.read, :filename => "#{trace.id}.xml", :type => request.format.to_s, :disposition => "attachment")
+ elsif request.format == Mime[:gpx]
+ send_data(trace.xml_file.read, :filename => "#{trace.id}.gpx", :type => request.format.to_s, :disposition => "attachment")
+ else
+ send_file(trace.trace_name, :filename => "#{trace.id}#{trace.extension_name}", :type => trace.mime_type, :disposition => "attachment")
+ end
+ else
+ head :not_found
+ end
+ rescue ActiveRecord::RecordNotFound
+ head :not_found
+ end
+
+ def edit
+ @trace = Trace.find(params[:id])
+
+ if !@trace.visible?
+ head :not_found
+ elsif current_user.nil? || @trace.user != current_user
+ head :forbidden
+ else
+ @title = t "trace.edit.title", :name => @trace.name
+
+ if request.post? && params[:trace]
+ @trace.description = params[:trace][:description]
+ @trace.tagstring = params[:trace][:tagstring]
+ @trace.visibility = params[:trace][:visibility]
+ if @trace.save
+ redirect_to :action => "view", :display_name => current_user.display_name
+ end
+ end
+ end
+ rescue ActiveRecord::RecordNotFound
+ head :not_found
+ end
+
+ def delete
+ trace = Trace.find(params[:id])
+
+ if !trace.visible?
+ head :not_found
+ elsif current_user.nil? || trace.user != current_user
+ head :forbidden
+ else
+ trace.visible = false
+ trace.save
+ flash[:notice] = t "trace.delete.scheduled_for_deletion"
+ redirect_to :action => :list, :display_name => current_user.display_name
+ end
+ rescue ActiveRecord::RecordNotFound
+ head :not_found
+ end
+
+ def georss
+ @traces = Trace.visible_to_all.visible
+
+ if params[:display_name]
+ @traces = @traces.joins(:user).where(:users => { :display_name => params[:display_name] })
+ end
+
+ @traces = @traces.tagged(params[:tag]) if params[:tag]
+ @traces = @traces.order("timestamp DESC")
+ @traces = @traces.limit(20)
+ @traces = @traces.includes(:user)
end
def picture
trace = Trace.find(params[:id])
- send_data(trace.large_picture, :filename => "#{trace.id}.gif", :type => 'image/png', :disposition => 'inline') if trace.public
+
+ if trace.visible? && trace.inserted?
+ if trace.public? || (current_user && current_user == trace.user)
+ expires_in 7.days, :private => !trace.public?, :public => trace.public?
+ send_file(trace.large_picture_name, :filename => "#{trace.id}.gif", :type => "image/gif", :disposition => "inline")
+ else
+ head :forbidden
+ end
+ else
+ head :not_found
+ end
+ rescue ActiveRecord::RecordNotFound
+ head :not_found
end
def icon
trace = Trace.find(params[:id])
- send_data(trace.icon_picture, :filename => "#{trace.id}.gif", :type => 'image/gif', :disposition => 'inline') if trace.public
+
+ if trace.visible? && trace.inserted?
+ if trace.public? || (current_user && current_user == trace.user)
+ expires_in 7.days, :private => !trace.public?, :public => trace.public?
+ send_file(trace.icon_picture_name, :filename => "#{trace.id}_icon.gif", :type => "image/gif", :disposition => "inline")
+ else
+ head :forbidden
+ end
+ else
+ head :not_found
+ end
+ rescue ActiveRecord::RecordNotFound
+ head :not_found
+ end
+
+ def api_read
+ trace = Trace.visible.find(params[:id])
+
+ if trace.public? || trace.user == current_user
+ render :xml => trace.to_xml.to_s
+ else
+ head :forbidden
+ end
+ end
+
+ def api_update
+ trace = Trace.visible.find(params[:id])
+
+ if trace.user == current_user
+ trace.update_from_xml(request.raw_post)
+ trace.save!
+
+ head :ok
+ else
+ head :forbidden
+ end
+ end
+
+ def api_delete
+ trace = Trace.visible.find(params[:id])
+
+ if trace.user == current_user
+ trace.visible = false
+ trace.save!
+
+ head :ok
+ else
+ head :forbidden
+ end
+ end
+
+ def api_data
+ trace = Trace.visible.find(params[:id])
+
+ if trace.public? || trace.user == current_user
+ if request.format == Mime[:xml]
+ send_data(trace.xml_file.read, :filename => "#{trace.id}.xml", :type => request.format.to_s, :disposition => "attachment")
+ elsif request.format == Mime[:gpx]
+ send_data(trace.xml_file.read, :filename => "#{trace.id}.gpx", :type => request.format.to_s, :disposition => "attachment")
+ else
+ send_file(trace.trace_name, :filename => "#{trace.id}#{trace.extension_name}", :type => trace.mime_type, :disposition => "attachment")
+ end
+ else
+ head :forbidden
+ end
+ end
+
+ def api_create
+ tags = params[:tags] || ""
+ description = params[:description] || ""
+ visibility = params[:visibility]
+
+ if visibility.nil?
+ visibility = if params[:public] && params[:public].to_i.nonzero?
+ "public"
+ else
+ "private"
+ end
+ end
+
+ if params[:file].respond_to?(:read)
+ do_create(params[:file], tags, description, visibility)
+
+ if @trace.id
+ render :plain => @trace.id.to_s
+ elsif @trace.valid?
+ head :internal_server_error
+ else
+ head :bad_request
+ end
+ else
+ head :bad_request
+ end
end
+ private
+
+ def do_create(file, tags, description, visibility)
+ # Sanitise the user's filename
+ name = file.original_filename.gsub(/[^a-zA-Z0-9.]/, "_")
+
+ # Get a temporary filename...
+ filename = "/tmp/#{rand}"
+
+ # ...and save the uploaded file to that location
+ File.open(filename, "wb") { |f| f.write(file.read) }
+
+ # Create the trace object, falsely marked as already
+ # inserted to stop the import daemon trying to load it
+ @trace = Trace.new(
+ :name => name,
+ :tagstring => tags,
+ :description => description,
+ :visibility => visibility,
+ :inserted => true,
+ :user => current_user,
+ :timestamp => Time.now.getutc
+ )
+
+ Trace.transaction do
+ begin
+ # Save the trace object
+ @trace.save!
+
+ # Rename the temporary file to the final name
+ FileUtils.mv(filename, @trace.trace_name)
+ rescue StandardError
+ # Remove the file as we have failed to update the database
+ FileUtils.rm_f(filename)
+
+ # Pass the exception on
+ raise
+ end
+
+ begin
+ # Clear the inserted flag to make the import daemon load the trace
+ @trace.inserted = false
+ @trace.save!
+ rescue StandardError
+ # Remove the file as we have failed to update the database
+ FileUtils.rm_f(@trace.trace_name)
+
+ # Pass the exception on
+ raise
+ end
+ end
+
+ # Finally save the user's preferred privacy level
+ if pref = current_user.preferences.where(:k => "gps.trace.visibility").first
+ pref.v = visibility
+ pref.save
+ else
+ current_user.preferences.create(:k => "gps.trace.visibility", :v => visibility)
+ end
+ end
+
+ def offline_warning
+ flash.now[:warning] = t "trace.offline_warning.message" if STATUS == :gpx_offline
+ end
+
+ def offline_redirect
+ redirect_to :action => :offline if STATUS == :gpx_offline
+ end
+
+ def default_visibility
+ visibility = current_user.preferences.where(:k => "gps.trace.visibility").first
+
+ if visibility
+ visibility.v
+ elsif current_user.preferences.where(:k => "gps.trace.public", :v => "default").first.nil?
+ "private"
+ else
+ "public"
+ end
+ end
end
projects / rails.git / blobdiff