Qualify SCALE properly - apparently object visibility when running the

[rails.git] / app / controllers / trace_controller.rb

diff --git a/app/controllers/trace_controller.rb b/app/controllers/trace_controller.rb
index 3bb0d3323b0e2fa0b3f12261847862c4785a35ac..1dee0b9248ee539549e7e5ff898350db28c87b6a 100644 (file)
--- a/app/controllers/trace_controller.rb
+++ b/app/controllers/trace_controller.rb
@@ -1,7 +1,14 @@
 class TraceController < ApplicationController
 class TraceController < ApplicationController

-  before_filter :authorize_web  
-  before_filter :authorize, :only => [:api_details, :api_data, :api_create]

   layout 'site'
   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]

  
   # 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
  
   # 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


@@ -9,19 +16,25 @@ class TraceController < ApplicationController
     # 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?
     # 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?
     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
     else

-      @title = "Public GPS traces from #{target_user.display_name}"
+      @title = t 'trace.list.public_traces_from', :user => target_user.display_name

     end
 
     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)
 
     # four main cases:
     # 1 - all traces, logged in = all public traces + all user's (i.e + all mine)


@@ -30,25 +43,32 @@ class TraceController < ApplicationController
     # 4 - user's traces, not logged in as that user = all user's public traces
     if target_user.nil? # all traces
       if @user
     # 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
       else

-        conditions  = ["gpx_files.public = 1"] #2
+        conditions  = ["gpx_files.visibility in ('public', 'identifiable')"] #2

       end
     else
       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.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]
       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
     
     end
     

-    conditions[0] += " AND gpx_files.visible = 1"
+    conditions[0] += " AND gpx_files.visible = ?"
+    conditions << true

 
     @trace_pages, @traces = paginate(:traces,
                                      :include => [:user, :tags],
 
     @trace_pages, @traces = paginate(:traces,
                                      :include => [:user, :tags],


@@ -74,55 +94,59 @@ class TraceController < ApplicationController
   end
 
   def mine
   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
     end

+    list(@user, "mine")

   end
 
   def view
     @trace = Trace.find(params[:id])
 
   end
 
   def view
     @trace = Trace.find(params[:id])
 

-    unless @trace
-      flash[:notice] = "OH NOES! Trace not found!"
+    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'
       redirect_to :controller => 'trace', :action => 'list'

-      return
-    end
-
-    @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

     end
   rescue ActiveRecord::RecordNotFound
     end
   rescue ActiveRecord::RecordNotFound

-    flash[:notice] = "GPX file not found"
+    flash[:notice] = t 'trace.view.trace_not_found'

     redirect_to :controller => 'trace', :action => 'list'
   end
 
   def create
     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][:visibility])

 
 

-      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

-    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

+    @title = t 'trace.create.upload_trace'

   end
 
   def data
   end
 
   def data


@@ -135,7 +159,7 @@ class TraceController < ApplicationController
         send_file(trace.trace_name, :filename => "#{trace.id}#{trace.extension_name}", :type => trace.mime_type, :disposition => 'attachment')
       end
     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
   rescue ActiveRecord::RecordNotFound
     render :nothing => true, :status => :not_found


@@ -145,15 +169,17 @@ class TraceController < ApplicationController
     @trace = Trace.find(params[:id])
 
     if @user and @trace.user == @user
     @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]
       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
         if @trace.save
           redirect_to :action => 'view'
         end        
       end
     else

-      render :nothing, :status => :forbidden
+      render :nothing => true, :status => :forbidden

     end
   rescue ActiveRecord::RecordNotFound
     render :nothing => true, :status => :not_found
     end
   rescue ActiveRecord::RecordNotFound
     render :nothing => true, :status => :not_found


@@ -166,39 +192,20 @@ class TraceController < ApplicationController
       if request.post? and trace.visible?
         trace.visible = false
         trace.save
       if request.post? and trace.visible?
         trace.visible = false
         trace.save

-        flash[:notice] = 'Track scheduled for deletion'
+        flash[:notice] = t 'trace.delete.scheduled_for_deletion'

         redirect_to :controller => 'traces', :action => 'mine'
       else
         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]
-      else
-        render :nothing, :status => :bad_request
+        render :nothing => true, :status => :bad_request

       end
     else
       end
     else

-      render :nothing, :status => :forbidden
+      render :nothing => true, :status => :forbidden

     end
   rescue ActiveRecord::RecordNotFound
     render :nothing => true, :status => :not_found
   end
 
   def georss
     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 = ?"
 
     if params[:display_name]
       conditions[0] += " AND users.display_name = ?"


@@ -227,9 +234,10 @@ class TraceController < ApplicationController
 
     if trace.inserted?
       if trace.public? or (@user and @user == trace.user)
 
     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
         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
       end
     else
       render :nothing => true, :status => :not_found


@@ -243,9 +251,10 @@ class TraceController < ApplicationController
 
     if trace.inserted?
       if trace.public? or (@user and @user == trace.user)
 
     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
         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
       end
     else
       render :nothing => true, :status => :not_found


@@ -280,12 +289,24 @@ class TraceController < ApplicationController
 
   def api_create
     if request.post?
 
   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] || false

 
 

-      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[:public] && !visibility
+        visibility = "public"
+      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
+        else
+          render :nothing => true, :status => :bad_request
+        end

       else
         render :nothing => true, :status => :bad_request
       end
       else
         render :nothing => true, :status => :bad_request
       end


@@ -294,25 +315,51 @@ class TraceController < ApplicationController
     end
   end
 
     end
   end
 

-  private
+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.]/, '_')
     name = file.original_filename.gsub(/[^a-zA-Z0-9.]/, '_')

+
+    # Get a temporary filename...

     filename = "/tmp/#{rand}"
 
     filename = "/tmp/#{rand}"
 

+    # ...and save the uploaded file to that location

     File.open(filename, "w") { |f| f.write(file.read) }
 
     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
+    })
+
+    # Save the trace object

     if @trace.save
     if @trace.save

+      # Rename the temporary file to the final name

       FileUtils.mv(filename, @trace.trace_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
     else

+      # Remove the file as we have failed to update the database

       FileUtils.rm_f(filename)
     end
       FileUtils.rm_f(filename)
     end

+    
+    # Finally save the user's preferred previacy level
+    if pref = @user.preferences.find(:first, :conditions => {:k => "gps.trace.visibility"})
+      pref.v = visibility
+      pref.save
+    else
+      @user.preferences.create(:k => "gps.trace.visibility", :v => visibility)
+    end
+    

   end
 
 end
   end
 
 end