class TraceController < ApplicationController
- before_filter :authorize_web
- before_filter :authorize, :only => [:api_details, :api_data, :api_create]
layout 'site'
-
+
+ before_filter :authorize_web
+ before_filter :set_locale
+ before_filter :require_user, :only => [:mine, :create, :edit, :delete]
+ before_filter :authorize, :only => [:api_details, :api_data, :api_create]
+ before_filter :check_database_readable, :except => [:api_details, :api_data, :api_create]
+ before_filter :check_database_writable, :only => [:create, :edit, :delete]
+ before_filter :check_api_readable, :only => [:api_details, :api_data]
+ before_filter :check_api_writable, :only => [:api_create]
+ before_filter :require_allow_read_gpx, :only => [:api_details, :api_data]
+ before_filter :require_allow_write_gpx, :only => [:api_create]
+ around_filter :api_call_handle_error, :only => [:api_details, :api_data, :api_create]
+
# 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")
# 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])
+ target_user = User.find(:first, :conditions => [ "visible = ? and display_name = ?", true, display_name])
+ 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"
- elsif @user and @user.id == target_user.id
- @title = "Your GPS traces"
+ @title = t 'trace.list.public_traces'
+ elsif @user and @user == target_user
+ @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)
# 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
+ conditions = ["(gpx_files.visibility in ('public', 'identifiable') OR gpx_files.user_id = ?)", @user.id] #1
else
- conditions = ["gpx_files.public = 1"] #2
+ conditions = ["gpx_files.visibility in ('public', 'identifiable')"] #2
end
else
- if @user and @user.id == target_user.id
+ 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)
else
- conditions = ["gpx_files.public = 1 AND gpx_files.user_id = ?", target_user.id] #4
+ conditions = ["gpx_files.visibility in ('public', 'identifiable') AND gpx_files.user_id = ?", target_user.id] #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.find_all_by_tag(params[:tag]).collect { |tt| tt.gpx_id }
+
+ if files.length > 0
+ conditions[0] += " AND gpx_files.id IN (#{files.join(',')})"
+ else
+ conditions[0] += " AND 0 = 1"
+ end
end
+ conditions[0] += " AND gpx_files.visible = ?"
+ conditions << true
+
@trace_pages, @traces = paginate(:traces,
:include => [:user, :tags],
:conditions => conditions,
end
def mine
- if @user
- list(@user, "mine") unless @user.nil?
- else
- redirect_to :controller => 'user', :action => 'login', :referer => request.request_uri
+ # Load the preference of whether the user set the trace public the last time
+ @trace = Trace.new
+ visibility = @user.preferences.find(:first, :conditions => {:k => "gps.trace.visibility"})
+ if visibility
+ @trace.visibility = visibility.v
+ elsif @user.preferences.find(:first, :conditions => {:k => "gps.trace.public", :v => "default"}).nil?
+ @trace.visibility = "private"
+ else
+ @trace.visibility = "public"
end
+ list(@user, "mine")
end
def view
@trace = Trace.find(params[:id])
- @title = "Viewing trace #{@trace.name}"
- unless @trace.public
- if @user
- render :nothing, :status => :forbidden if @trace.user.id != @user.id
- end
+
+ if @trace and @trace.visible? and
+ (@trace.public? or @trace.user == @user)
+ @title = t 'trace.view.title', :name => @trace.name
+ else
+ flash[:notice] = t 'trace.view.trace_not_found'
+ redirect_to :controller => 'trace', :action => 'list'
end
rescue ActiveRecord::RecordNotFound
- render :nothing => true, :status => :not_found
+ flash[:notice] = t 'trace.view.trace_not_found'
+ redirect_to :controller => 'trace', :action => 'list'
end
def create
- name = params[:trace][:gpx_file].original_filename.gsub(/[^a-zA-Z0-9.]/, '_') # This makes sure filenames are sane
-
- do_create(name, params[:trace][:tagstring], params[:trace][:description], params[:trace][:public]) do |f|
- f.write(params[:trace][:gpx_file].read)
- end
+ 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
+ end
- 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 @trace.id
+ logger.info("id is #{@trace.id}")
+ flash[:notice] = t 'trace.create.trace_uploaded'
- redirect_to :action => 'mine'
+ redirect_to :action => 'mine'
+ 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
end
+ @title = t 'trace.create.upload_trace'
end
def data
trace = Trace.find(params[:id])
- if trace.public? or (@user and @user == trace.user)
- send_file(trace.trace_name, :filename => "#{trace.id}#{trace.extension_name}", :type => trace.mime_type, :disposition => 'attachment')
+ if trace.visible? and (trace.public? or (@user and @user == trace.user))
+ 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, :status => :not_found
+ render :nothing => true, :status => :not_found
end
rescue ActiveRecord::RecordNotFound
render :nothing => true, :status => :not_found
end
- def make_public
+ def edit
+ @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
+ else
+ render :nothing => true, :status => :forbidden
+ end
+ rescue ActiveRecord::RecordNotFound
+ render :nothing => true, :status => :not_found
+ end
+
+ def delete
trace = Trace.find(params[:id])
- if @user and trace.user == @user and !trace.public
- trace.public = true
- trace.save
- flash[:notice] = 'Track made public'
- redirect_to :controller => 'trace', :action => 'view', :id => params[:id]
+
+ if @user and trace.user == @user
+ if request.post? and trace.visible?
+ trace.visible = false
+ trace.save
+ flash[:notice] = t 'trace.delete.scheduled_for_deletion'
+ redirect_to :controller => 'traces', :action => 'mine'
+ else
+ render :nothing => true, :status => :bad_request
+ end
+ else
+ render :nothing => true, :status => :forbidden
end
+ rescue ActiveRecord::RecordNotFound
+ render :nothing => true, :status => :not_found
end
def georss
- conditions = ["gpx_files.public = 1"]
+ conditions = ["gpx_files.visibility in ('public', 'identifiable')"]
if params[:display_name]
conditions[0] += " AND users.display_name = ?"
conditions << 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]
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
def api_create
if request.post?
- name = params[:file].original_filename.gsub(/[^a-zA-Z0-9.]/, '_') # This makes sure filenames are sane
-
- do_create(name, params[:tags], params[:description], params[:public]) do |f|
- f.write(params[:file].read)
+ 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 @trace.id
- render :text => @trace.id.to_s, :content_type => "text/plain"
- elsif @trace.valid?
- render :nothing => true, :status => :internal_server_error
+ 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
+ else
+ render :nothing => true, :status => :bad_request
+ end
else
render :nothing => true, :status => :bad_request
end
private
- def do_create(name, 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}"
- File.open(filename, "w") { |f| yield f }
+ # ...and save the uploaded file to that location
+ File.open(filename, "w") { |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 => @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
- @trace = Trace.new({:name => name, :tagstring => tags,
- :description => description, :public => public})
- @trace.inserted = false
- @trace.user = @user
- @trace.timestamp = Time.now
+ 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)
- if @trace.save
- File.rename(filename, @trace.trace_name)
+ # Pass the exception on
+ raise
+ end
+ end
+
+ # Finally save the user's preferred privacy level
+ if pref = @user.preferences.find(:first, :conditions => {:k => "gps.trace.visibility"})
+ pref.v = visibility
+ pref.save
else
- FileUtils.rm_f(filename)
+ @user.preferences.create(:k => "gps.trace.visibility", :v => visibility)
end
+
end
end