X-Git-Url: https://git.openstreetmap.org/rails.git/blobdiff_plain/67a50e848c8d9998a88d153429ae9d1ae25d3baf..45ec042c90d00f8e7b116fa2630af5722111fb2b:/app/controllers/trace_controller.rb?ds=inline

diff --git a/app/controllers/trace_controller.rb b/app/controllers/trace_controller.rb
index d94280a6a..cdfa5e3cb 100644
--- a/app/controllers/trace_controller.rb
+++ b/app/controllers/trace_controller.rb
@@ -1,88 +1,108 @@
 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]
- 
+  skip_before_filter :verify_authenticity_token, :only => [:api_create, :api_read, :api_update, :api_delete, :api_data]
+  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 => [ "visible = ? and display_name = ?", true, 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 = ? OR gpx_files.user_id = ?)", true, @user.id] #1
+        @traces = Trace.visible_to(@user) #1
       else
-        conditions  = ["gpx_files.public = ?", true] #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 = ? AND gpx_files.user_id = ?", true, 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 = ?"
-    conditions << true
 
-    @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
@@ -90,38 +110,53 @@ class TraceController < ApplicationController
 
     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
@@ -134,7 +169,7 @@ class TraceController < ApplicationController
         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
@@ -144,15 +179,17 @@ class TraceController < ApplicationController
     @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
@@ -165,57 +202,37 @@ class TraceController < ApplicationController
       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 = ?", true]
+    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"
@@ -226,9 +243,10 @@ class TraceController < ApplicationController
 
     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
@@ -242,9 +260,10 @@ class TraceController < ApplicationController
 
     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
@@ -253,38 +272,88 @@ class TraceController < ApplicationController
     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
@@ -295,22 +364,83 @@ class TraceController < ApplicationController
 
 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