Merge branch 'master' into openid

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

diff --git a/app/controllers/trace_controller.rb b/app/controllers/trace_controller.rb
index 0248ad7cd4874d7c9cd294ccf4c73fe31fea6c1a..2cd3117ddbbe0c9456d46e4d0359544a3d75caaf 100644 (file)
--- a/app/controllers/trace_controller.rb
+++ b/app/controllers/trace_controller.rb
@@ -3,21 +3,33 @@ class TraceController < ApplicationController
 
   before_filter :authorize_web
   before_filter :set_locale
 
   before_filter :authorize_web
   before_filter :set_locale

-  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]
- 
+  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], :unless => STATUS == :database_offline
+  cache_sweeper :tracetag_sweeper, :only => [:create, :edit, :delete, :api_create, :api_update, :api_delete], :unless => STATUS == :database_offline
+

   # 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

-  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]
     # 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.find(:first, :conditions => { :status => ["active", "confirmed"], :display_name => display_name })

       if target_user.nil?
       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
         @not_found_user = display_name
         render :action => 'no_such_user', :status => :not_found
         return


@@ -38,22 +50,22 @@ class TraceController < ApplicationController
     # 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
     # 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
     # 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
+        conditions = ["(gpx_files.visibility in ('public', 'identifiable') OR gpx_files.user_id = ?)", @user.id] #1

       else
       else

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

-        conditions = ["gpx_files.public = ? AND gpx_files.user_id = ?", true, target_user.id] #4
+        conditions = ["gpx_files.visibility in ('public', 'identifiable') AND gpx_files.user_id = ?", target_user.id] #4

       end
     end
       end
     end

-    
+

     if params[:tag]
       @tag = params[:tag]
 
     if params[:tag]
       @tag = params[:tag]
 


@@ -65,15 +77,19 @@ class TraceController < ApplicationController
         conditions[0] += " AND 0 = 1"
       end
     end
         conditions[0] += " AND 0 = 1"
       end
     end

-    
+

     conditions[0] += " AND gpx_files.visible = ?"
     conditions << true
 
     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 = Trace.find(:all,
+                         :include => [:user, :tags],
+                         :conditions => conditions,
+                         :order => "gpx_files.timestamp DESC",
+                         :offset => (@page - 1) * @page_size,
+                         :limit => @page_size)

 
     # put together SET of tags across traces, for related links
     tagset = Hash.new
 
     # put together SET of tags across traces, for related links
     tagset = Hash.new


@@ -85,22 +101,15 @@ class TraceController < ApplicationController
         end
       end
     end
         end
       end
     end

-    
+

     # final helper vars for view
     # 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
     @display_name = target_user.display_name if target_user
     @all_tags = tagset.values
   end
 
   def mine

-    # Load the preference of whether the user set the trace public the last time
-    @trace = Trace.new
-    if @user.preferences.find(:first, :conditions => {:k => "gps.trace.public", :v => "default"}).nil?
-      @trace.public = false
-    else 
-      @trace.public = true
-    end
-    list(@user, "mine")
+    redirect_to :action => :list, :display_name => @user.display_name

   end
 
   def view
   end
 
   def view


@@ -108,40 +117,52 @@ class TraceController < ApplicationController
 
     if @trace and @trace.visible? and
        (@trace.public? or @trace.user == @user)
 
     if @trace and @trace.visible? and
        (@trace.public? or @trace.user == @user)

-      @title = t 'trace.view.viewing_trace', :name => @trace.name
+      @title = t 'trace.view.title', :name => @trace.name

     else
     else

-      flash[:notice] = t 'trace.view.trace_not_found'
+      flash[:error] = t 'trace.view.trace_not_found'

       redirect_to :controller => 'trace', :action => 'list'
     end
   rescue ActiveRecord::RecordNotFound
       redirect_to :controller => 'trace', :action => 'list'
     end
   rescue ActiveRecord::RecordNotFound

-    flash[:notice] = t 'trace.view.trace_not_found'
+    flash[:error] = t 'trace.view.trace_not_found'

     redirect_to :controller => 'trace', :action => 'list'
   end
 
   def create
     if params[:trace]
       logger.info(params[:trace][:gpx_file].class.name)
     redirect_to :controller => 'trace', :action => 'list'
   end
 
   def create
     if params[:trace]
       logger.info(params[:trace][:gpx_file].class.name)

+

       if params[:trace][:gpx_file].respond_to?(:read)
       if params[:trace][:gpx_file].respond_to?(:read)

-        do_create(params[:trace][:gpx_file], params[:trace][:tagstring],
-                  params[:trace][:description], params[:trace][:public])
+        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] = t 'trace.create.trace_uploaded'
 

-          redirect_to :action => 'mine'
+          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 => :list, :display_name => @user.display_name

         end
       else
         @trace = Trace.new({:name => "Dummy",
                             :tagstring => params[:trace][:tagstring],
                             :description => params[:trace][:description],
         end
       else
         @trace = Trace.new({:name => "Dummy",
                             :tagstring => params[:trace][:tagstring],
                             :description => params[:trace][:description],

-                            :public => params[:trace][:public],
+                            :visibility => params[:trace][:visibility],

                             :inserted => false, :user => @user,
                             :timestamp => Time.now.getutc})
         @trace.valid?
         @trace.errors.add(:gpx_file, "can't be blank")
       end
                             :inserted => false, :user => @user,
                             :timestamp => Time.now.getutc})
         @trace.valid?
         @trace.errors.add(:gpx_file, "can't be blank")
       end

+    else
+      @trace = Trace.new(:visibility => default_visibility)

     end
     end

+

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


@@ -165,12 +186,14 @@ 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'
         if @trace.save
           redirect_to :action => 'view'

-        end        
+        end

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


@@ -187,26 +210,7 @@ class TraceController < ApplicationController
         trace.visible = false
         trace.save
         flash[:notice] = t 'trace.delete.scheduled_for_deletion'
         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 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] = t 'trace.make_public.made_public'
-        redirect_to :controller => 'trace', :action => 'view', :id => params[:id]
+        redirect_to :action => :list, :display_name => @user.display_name

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


@@ -218,7 +222,7 @@ class TraceController < ApplicationController
   end
 
   def georss
   end
 
   def georss

-    conditions = ["gpx_files.public = ?", true]
+    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 = ?"


@@ -230,13 +234,13 @@ class TraceController < ApplicationController
       conditions << params[:tag]
     end
 
       conditions << params[:tag]
     end
 

-    traces = Trace.find(:all, :include => :user, :conditions => conditions, 
+    traces = Trace.find(:all, :include => :user, :conditions => conditions,

                         :order => "timestamp DESC", :limit => 20)
 
     rss = OSM::GeoRSS.new
 
     traces.each do |trace|
                         :order => "timestamp DESC", :limit => 20)
 
     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"
     end
 
     render :text => rss.to_s, :content_type => "application/rss+xml"


@@ -247,7 +251,7 @@ 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
+        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 => true, :status => :forbidden
         send_file(trace.large_picture_name, :filename => "#{trace.id}.gif", :type => 'image/gif', :disposition => 'inline')
       else
         render :nothing => true, :status => :forbidden


@@ -264,7 +268,7 @@ 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
+        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 => true, :status => :forbidden
         send_file(trace.icon_picture_name, :filename => "#{trace.id}_icon.gif", :type => 'image/gif', :disposition => 'inline')
       else
         render :nothing => true, :status => :forbidden


@@ -276,38 +280,80 @@ class TraceController < ApplicationController
     render :nothing => true, :status => :not_found
   end
 
     render :nothing => true, :status => :not_found
   end
 

-  def api_details
-    trace = Trace.find(params[:id])
+  def api_read
+    trace = Trace.find(params[:id], :conditions => { :visible => true })

 
     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
 
     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.find(params[:id], :conditions => { :visible => true })
+
+    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.find(params[:id], :conditions => { :visible => true })
+
+    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
   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
     else
       render :nothing => true, :status => :forbidden
     end

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

   end
 
   def api_create
     if request.post?
       tags = params[:tags] || ""
       description = params[:description] || ""
   end
 
   def api_create
     if request.post?
       tags = params[:tags] || ""
       description = params[:description] || ""

-      pub = params[:public] || false
-      
+      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)
       if params[:file].respond_to?(:read)

-        do_create(params[:file], tags, description, pub)
+        do_create(params[:file], tags, description, visibility)

 
         if @trace.id
           render :text => @trace.id.to_s, :content_type => "text/plain"
 
         if @trace.id
           render :text => @trace.id.to_s, :content_type => "text/plain"


@@ -326,7 +372,7 @@ class TraceController < ApplicationController
 
 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.]/, '_')
 
     # Sanitise the user's filename
     name = file.original_filename.gsub(/[^a-zA-Z0-9.]/, '_')
 


@@ -342,35 +388,68 @@ private
       :name => name,
       :tagstring => tags,
       :description => description,
       :name => name,
       :tagstring => tags,
       :description => description,

-      :public => public,
+      :visibility => visibility,

       :inserted => true,
       :user => @user,
       :timestamp => Time.now.getutc
     })
 
       :inserted => true,
       :user => @user,
       :timestamp => Time.now.getutc
     })
 

-    # Save the trace object
-    if @trace.save
-      # Rename the temporary file to the final name
-      FileUtils.mv(filename, @trace.trace_name)
+    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

 
 

-      # Clear the inserted flag to make the import daemon load the trace
-      @trace.inserted = false
-      @trace.save!
+    # 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
     else

-      # Remove the file as we have failed to update the database
-      FileUtils.rm_f(filename)
+      @user.preferences.create(:k => "gps.trace.visibility", :v => visibility)

     end
     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
+
+  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.find(:first, :conditions => {:k => "gps.trace.visibility"})
+
+    if visibility
+      visibility.v
+    elsif @user.preferences.find(:first, :conditions => {:k => "gps.trace.public", :v => "default"}).nil?
+      "private"

     else
     else

-      pref = @user.trace_public_default
-      pref.destroy unless pref.nil?
+      "public"

     end
     end

-    

   end
 
 end
   end
 
 end