X-Git-Url: https://git.openstreetmap.org./rails.git/blobdiff_plain/9738e3f6482972ccf68b9b2e92ad498a31ccb6d8..8a7040e:/app/controllers/trace_controller.rb?ds=inline

diff --git a/app/controllers/trace_controller.rb b/app/controllers/trace_controller.rb
index d84059874..84026e8cd 100644
--- a/app/controllers/trace_controller.rb
+++ b/app/controllers/trace_controller.rb
@@ -1,27 +1,43 @@
 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)
@@ -30,24 +46,33 @@ 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
-        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,
@@ -72,70 +97,127 @@ class TraceController < ApplicationController
   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]
@@ -158,9 +240,10 @@ 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
@@ -174,9 +257,10 @@ 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
@@ -211,16 +295,28 @@ class TraceController < ApplicationController
 
   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
@@ -231,22 +327,64 @@ class TraceController < ApplicationController
 
 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