class TraceController < ApplicationController
layout 'site'
- before_filter :authorize_web
- before_filter :authorize, :only => [:api_details, :api_data, :api_create]
- before_filter :check_database_availability, :except => [:api_details, :api_data, :api_create]
- before_filter :check_read_availability, :only => [:api_details, :api_data, :api_create]
-
+ before_filter :authorize_web
+ before_filter :set_locale
+ before_filter :require_user, :only => [:mine, :create, :edit, :delete]
+ before_filter :authorize, :only => [:api_create, :api_read, :api_update, :api_delete, :api_data]
+ before_filter :check_database_readable, :except => [:api_read, :api_data]
+ before_filter :check_database_writable, :only => [:create, :edit, :delete, :api_create, :api_update, :api_delete]
+ before_filter :check_api_readable, :only => [:api_read, :api_data]
+ before_filter :check_api_writable, :only => [:api_create, :api_update, :api_delete]
+ before_filter :require_allow_read_gpx, :only => [:api_read, :api_data]
+ before_filter :require_allow_write_gpx, :only => [:api_create, :api_update, :api_delete]
+ before_filter :offline_warning, :only => [:mine, :view]
+ before_filter :offline_redirect, :only => [:create, :edit, :delete, :data, :api_create, :api_delete, :api_data]
+ around_filter :api_call_handle_error, :only => [:api_create, :api_read, :api_update, :api_delete, :api_data]
+
+ caches_action :list, :unless => :logged_in?, :layout => false
+ caches_action :view, :layout => false
+ caches_action :georss, :layout => true
+ cache_sweeper :trace_sweeper, :only => [:create, :edit, :delete, :api_create, :api_update, :api_delete]
+ cache_sweeper :tracetag_sweeper, :only => [:create, :edit, :delete, :api_create, :api_update, :api_delete]
+
# 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(target_user = nil, action = "list")
+ def list
# from display name, pick up user id if one user's traces only
display_name = params[:display_name]
- if target_user.nil? and !display_name.blank?
- target_user = User.find(:first, :conditions => [ "display_name = ?", display_name])
+ if !display_name.blank?
+ target_user = User.active.where(:display_name => display_name).first
+ if target_user.nil?
+ @title = t'trace.no_such_user.title'
+ @not_found_user = display_name
+ render :action => 'no_such_user', :status => :not_found
+ return
+ end
end
# set title
if target_user.nil?
- @title = "Public GPS traces"
+ @title = t 'trace.list.public_traces'
elsif @user and @user == target_user
- @title = "Your GPS traces"
+ @title = t 'trace.list.your_traces'
else
- @title = "Public GPS traces from #{target_user.display_name}"
+ @title = t 'trace.list.public_traces_from', :user => target_user.display_name
end
- @title += " tagged with #{params[:tag]}" if params[:tag]
+ @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
+ # 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
if target_user.nil? # all traces
if @user
- conditions = ["(gpx_files.public = 1 OR gpx_files.user_id = ?)", @user.id] #1
+ @traces = Trace.visible_to(@user) #1
else
- conditions = ["gpx_files.public = 1"] #2
+ @traces = Trace.public #2
end
else
if @user and @user == target_user
- conditions = ["gpx_files.user_id = ?", @user.id] #3 (check vs user id, so no join + can't pick up non-public traces by changing name)
+ @traces = @user.traces #3 (check vs user id, so no join + can't pick up non-public traces by changing name)
else
- conditions = ["gpx_files.public = 1 AND gpx_files.user_id = ?", target_user.id] #4
+ @traces = target_user.traces.public #4
end
end
-
+
if params[:tag]
@tag = params[:tag]
- conditions[0] += " AND EXISTS (SELECT * FROM gpx_file_tags AS gft WHERE gft.gpx_id = gpx_files.id AND gft.tag = ?)"
- conditions << @tag
+
+ files = Tracetag.where(:tag => params[:tag]).select(:gpx_id).all
+
+ if files.length > 0
+ @traces = @traces.where(:id => files.collect { |tt| tt.gpx_id })
+ end
end
-
- conditions[0] += " AND gpx_files.visible = 1"
- @trace_pages, @traces = paginate(:traces,
- :include => [:user, :tags],
- :conditions => conditions,
- :order => "gpx_files.timestamp DESC",
- :per_page => 20)
+ @page = (params[:page] || 1).to_i
+ @page_size = 20
+
+ @traces = @traces.visible
+ @traces = @traces.order("timestamp 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 = Hash.new
- if @traces
- @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
+ @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
- @action = action
+ @target_user = target_user
@display_name = target_user.display_name if target_user
@all_tags = tagset.values
end
def mine
- if @user
- list(@user, "mine") unless @user.nil?
- else
- redirect_to :controller => 'user', :action => 'login', :referer => request.request_uri
- end
+ redirect_to :action => :list, :display_name => @user.display_name
end
def view
if @trace and @trace.visible? and
(@trace.public? or @trace.user == @user)
- @title = "Viewing trace #{@trace.name}"
+ @title = t 'trace.view.title', :name => @trace.name
else
- flash[:notice] = "Trace not found!"
+ flash[:error] = t 'trace.view.trace_not_found'
redirect_to :controller => 'trace', :action => 'list'
end
rescue ActiveRecord::RecordNotFound
- flash[:notice] = "Trace not found!"
+ flash[:error] = t 'trace.view.trace_not_found'
redirect_to :controller => 'trace', :action => 'list'
end
def create
- logger.info(params[:trace][:gpx_file].class.name)
- if params[:trace][:gpx_file].respond_to?(:read)
- do_create(params[:trace][:gpx_file], params[:trace][:tagstring],
- params[:trace][:description], params[:trace][:public])
+ if params[:trace]
+ 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 => ex
+ logger.debug ex
+ end
+
+ if @trace.id
+ logger.info("id is #{@trace.id}")
+ flash[:notice] = t 'trace.create.trace_uploaded'
- if @trace.id
- logger.info("id is #{@trace.id}")
- 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."
+ if @user.traces.count(:conditions => { :inserted => false }) > 4
+ flash[:warning] = t 'trace.trace_header.traces_waiting', :count => @user.traces.count(:conditions => { :inserted => false })
+ end
- redirect_to :action => 'mine'
+ redirect_to :action => :list, :display_name => @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 => @user,
+ :timestamp => Time.now.getutc})
+ @trace.valid?
+ @trace.errors.add(:gpx_file, "can't be blank")
end
else
- @trace = Trace.new({:name => "Dummy",
- :tagstring => params[:trace][:tagstring],
- :description => params[:trace][:description],
- :public => params[:trace][:public],
- :inserted => false, :user => @user,
- :timestamp => Time.now})
- @trace.valid?
- @trace.errors.add(:gpx_file, "can't be blank")
+ @trace = Trace.new(:visibility => default_visibility)
end
+
+ @title = t 'trace.create.upload_trace'
end
def data
send_file(trace.trace_name, :filename => "#{trace.id}#{trace.extension_name}", :type => trace.mime_type, :disposition => 'attachment')
end
else
- render :nothing, :status => :not_found
+ render :nothing => true, :status => :not_found
end
rescue ActiveRecord::RecordNotFound
render :nothing => true, :status => :not_found
@trace = Trace.find(params[:id])
if @user and @trace.user == @user
+ @title = t 'trace.edit.title', :name => @trace.name
if params[:trace]
@trace.description = params[:trace][:description]
@trace.tagstring = params[:trace][:tagstring]
+ @trace.visibility = params[:trace][:visibility]
if @trace.save
redirect_to :action => 'view'
- end
+ end
end
else
- render :nothing, :status => :forbidden
+ render :nothing => true, :status => :forbidden
end
rescue ActiveRecord::RecordNotFound
render :nothing => true, :status => :not_found
if request.post? and trace.visible?
trace.visible = false
trace.save
- flash[:notice] = 'Track scheduled for deletion'
- redirect_to :controller => 'traces', :action => 'mine'
- else
- render :nothing, :status => :bad_request
- end
- else
- render :nothing, :status => :forbidden
- end
- rescue ActiveRecord::RecordNotFound
- render :nothing => true, :status => :not_found
- end
-
- def make_public
- trace = Trace.find(params[:id])
-
- if @user and trace.user == @user
- if request.post? and !trace.public?
- trace.public = true
- trace.save
- flash[:notice] = 'Track made public'
- redirect_to :controller => 'trace', :action => 'view', :id => params[:id]
+ flash[:notice] = t 'trace.delete.scheduled_for_deletion'
+ redirect_to :action => :list, :display_name => @user.display_name
else
- render :nothing, :status => :bad_request
+ render :nothing => true, :status => :bad_request
end
else
- render :nothing, :status => :forbidden
+ render :nothing => true, :status => :forbidden
end
rescue ActiveRecord::RecordNotFound
render :nothing => true, :status => :not_found
end
def georss
- conditions = ["gpx_files.public = 1"]
+ traces = Trace.public
if params[:display_name]
- conditions[0] += " AND users.display_name = ?"
- conditions << params[:display_name]
+ traces = traces.joins(:user).where(:users => {:display_name => params[:display_name]})
end
if params[:tag]
- conditions[0] += " AND EXISTS (SELECT * FROM gpx_file_tags AS gft WHERE gft.gpx_id = gpx_files.id AND gft.tag = ?)"
- conditions << params[:tag]
+ traces = traces.where("EXISTS (SELECT * FROM gpx_file_tags AS gft WHERE gft.gpx_id = gpx_files.id AND gft.tag = ?)")
end
- traces = Trace.find(:all, :include => :user, :conditions => conditions,
- :order => "timestamp DESC", :limit => 20)
+ traces = traces.order("timestamp DESC")
+ traces = traces.limit(20)
+ traces = traces.includes(:user)
rss = OSM::GeoRSS.new
traces.each do |trace|
- rss.add(trace.latitude, trace.longitude, trace.name, trace.user.display_name, url_for({:controller => 'trace', :action => 'view', :id => trace.id, :display_name => trace.user.display_name}), "<img src='#{url_for({:controller => 'trace', :action => 'icon', :id => trace.id, :user_login => trace.user.display_name})}'> GPX file with #{trace.size} points from #{trace.user.display_name}", trace.timestamp)
+ rss.add(trace.latitude, trace.longitude, trace.name, trace.user.display_name, url_for({:controller => 'trace', :action => 'view', :id => trace.id, :display_name => trace.user.display_name}), "<img src='#{url_for({:controller => 'trace', :action => 'icon', :id => trace.id, :display_name => trace.user.display_name})}'> GPX file with #{trace.size} points from #{trace.user.display_name}", trace.timestamp)
end
render :text => rss.to_s, :content_type => "application/rss+xml"
if trace.inserted?
if trace.public? or (@user and @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
- render :nothing, :status => :forbidden
+ render :nothing => true, :status => :forbidden
end
else
render :nothing => true, :status => :not_found
if trace.inserted?
if trace.public? or (@user and @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
- render :nothing, :status => :forbidden
+ render :nothing => true, :status => :forbidden
end
else
render :nothing => true, :status => :not_found
render :nothing => true, :status => :not_found
end
- def api_details
- trace = Trace.find(params[:id])
+ def api_read
+ trace = Trace.visible.find(params[:id])
if trace.public? or trace.user == @user
render :text => trace.to_xml.to_s, :content_type => "text/xml"
else
render :nothing => true, :status => :forbidden
end
- rescue ActiveRecord::RecordNotFound
- render :nothing => true, :status => :not_found
+ end
+
+ def api_update
+ trace = Trace.visible.find(params[:id])
+
+ if trace.user == @user
+ new_trace = Trace.from_xml(request.raw_post)
+
+ unless new_trace and new_trace.id == trace.id
+ raise OSM::APIBadUserInput.new("The id in the url (#{trace.id}) is not the same as provided in the xml (#{new_trace.id})")
+ end
+
+ trace.description = new_trace.description
+ trace.tags = new_trace.tags
+ trace.visibility = new_trace.visibility
+ trace.save!
+
+ render :nothing => true, :status => :ok
+ else
+ render :nothing => true, :status => :forbidden
+ end
+ end
+
+ def api_delete
+ trace = Trace.visible.find(params[:id])
+
+ if trace.user == @user
+ trace.visible = false
+ trace.save!
+
+ render :nothing => true, :status => :ok
+ else
+ render :nothing => true, :status => :forbidden
+ end
end
def api_data
trace = Trace.find(params[:id])
if trace.public? or trace.user == @user
- send_file(trace.trace_name, :filename => "#{trace.id}#{trace.extension_name}", :type => trace.mime_type, :disposition => 'attachment')
+ if request.format == Mime::XML
+ send_file(trace.xml_file, :filename => "#{trace.id}.xml", :type => Mime::XML.to_s, :disposition => 'attachment')
+ else
+ send_file(trace.trace_name, :filename => "#{trace.id}#{trace.extension_name}", :type => trace.mime_type, :disposition => 'attachment')
+ end
else
render :nothing => true, :status => :forbidden
end
- rescue ActiveRecord::RecordNotFound
- render :nothing => true, :status => :not_found
end
def api_create
if request.post?
- do_create(params[:file], params[:tags], params[:description], params[:public])
+ tags = params[:tags] || ""
+ description = params[:description] || ""
+ visibility = params[:visibility]
+
+ if visibility.nil?
+ if params[:public] && params[:public].to_i.nonzero?
+ visibility = "public"
+ else
+ visibility = "private"
+ end
+ end
+
+ if params[:file].respond_to?(:read)
+ do_create(params[:file], tags, description, visibility)
- if @trace.id
- render :text => @trace.id.to_s, :content_type => "text/plain"
- elsif @trace.valid?
- render :nothing => true, :status => :internal_server_error
+ if @trace.id
+ render :text => @trace.id.to_s, :content_type => "text/plain"
+ elsif @trace.valid?
+ render :nothing => true, :status => :internal_server_error
+ else
+ render :nothing => true, :status => :bad_request
+ end
else
render :nothing => true, :status => :bad_request
end
private
- def do_create(file, tags, description, public)
+ 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, "w") { |f| f.write(file.read) }
- @trace = Trace.new({:name => name, :tagstring => tags,
- :description => description, :public => public})
- @trace.inserted = false
- @trace.user = @user
- @trace.timestamp = Time.now
+ # 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 => @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 Exception => ex
+ # 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 Exception => ex
+ # 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 = @user.preferences.where(:k => "gps.trace.visibility").first
+ pref.v = visibility
+ pref.save
+ else
+ @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 = @user.preferences.where(:k => "gps.trace.visibility").first
- if @trace.save
- FileUtils.mv(filename, @trace.trace_name)
+ if visibility
+ visibility.v
+ elsif @user.preferences.where(:k => "gps.trace.public", :v => "default").first.nil?
+ "private"
else
- FileUtils.rm_f(filename)
+ "public"
end
end