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 :require_user, :only => [:mine, :create, :edit, :delete, :make_public]
+ 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, :make_public]
+ before_filter :check_api_readable, :only => [:api_details, :api_data]
+ before_filter :check_api_writable, :only => [: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
# 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])
end
# set title
if target_user.nil?
@title = "Public GPS traces"
- elsif @user and @user.id == target_user.id
+ elsif @user and @user == target_user
@title = "Your GPS traces"
else
@title = "Public GPS traces from #{target_user.display_name}"
# 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.public = ? OR gpx_files.user_id = ?)", true, @user.id] #1
else
- conditions = ["gpx_files.public = 1"] #2
+ conditions = ["gpx_files.public = ?", true] #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.public = ? AND gpx_files.user_id = ?", true, 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 }
+ conditions[0] += " AND gpx_files.id IN (#{files.join(',')})"
end
- conditions[0] += " AND gpx_files.visible = 1"
+ conditions[0] += " AND gpx_files.visible = ?"
+ conditions << true
@trace_pages, @traces = paginate(:traces,
:include => [:user, :tags],
end
def mine
- if @user
- list(@user, "mine") unless @user.nil?
- else
- redirect_to :controller => 'user', :action => 'login', :referer => request.request_uri
- end
+ list(@user, "mine")
end
def view
@trace = Trace.find(params[:id])
- @title = "Viewing trace #{@trace.name}"
- if !@trace.visible?
- render :nothing => true, :status => :not_found
- elsif !@trace.public? and @trace.user.id != @user.id
- render :nothing => true, :status => :forbidden
+
+ if @trace and @trace.visible? and
+ (@trace.public? or @trace.user == @user)
+ @title = "Viewing trace #{@trace.name}"
+ else
+ flash[:notice] = "Trace not found!"
+ redirect_to :controller => 'trace', :action => 'list'
end
rescue ActiveRecord::RecordNotFound
- render :nothing => true, :status => :not_found
+ flash[:notice] = "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)
+ do_create(params[:trace][:gpx_file], params[:trace][:tagstring],
+ params[:trace][:description], params[:trace][:public])
- 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] = "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 => 'mine'
+ redirect_to :action => 'mine'
+ 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.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")
end
end
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
end
else
- render :nothing, :status => :forbidden
+ render :nothing => true, :status => :forbidden
end
rescue ActiveRecord::RecordNotFound
render :nothing => true, :status => :not_found
flash[:notice] = 'Track scheduled for deletion'
redirect_to :controller => 'traces', :action => 'mine'
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
flash[:notice] = 'Track made public'
redirect_to :controller => 'trace', :action => 'view', :id => params[:id]
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"]
+ conditions = ["gpx_files.public = ?", true]
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.public? or (@user and @user == trace.user)
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.public? or (@user and @user == trace.user)
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?
- do_create(params[:file], params[:tags], params[:description], params[:public])
-
- if @trace.id
- render :text => @trace.id.to_s, :content_type => "text/plain"
- elsif @trace.valid?
- render :nothing => true, :status => :internal_server_error
+ tags = params[:tags] || ""
+ description = params[:description] || ""
+ pub = params[:public] || false
+
+ if params[:file].respond_to?(:read)
+ do_create(params[:file], tags, description, pub)
+
+ 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)
+ # 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,
+ :public => public,
+ :inserted => true,
+ :user => @user,
+ :timestamp => Time.now.getutc
+ })
+
+ # Save the trace object
if @trace.save
- File.rename(filename, @trace.trace_name)
+ # Rename the temporary file to the final name
+ FileUtils.mv(filename, @trace.trace_name)
+
+ # Clear the inserted flag to make the import daemon load the trace
+ @trace.inserted = false
+ @trace.save!
else
+ # Remove the file as we have failed to update the database
FileUtils.rm_f(filename)
end
+
+ # Finally save whether the user marked the trace as being public
+ if @trace.public?
+ if @user.trace_public_default.nil?
+ @user.preferences.create(:k => "gps.trace.public", :v => "default")
+ end
+ else
+ pref = @user.trace_public_default
+ pref.destroy unless pref.nil?
+ end
+
end
end