X-Git-Url: https://git.openstreetmap.org./rails.git/blobdiff_plain/08b71b48e12ed1d34e8a807d913dbf9714635fc6..2875a2c4b36820db085e8b5ff5521650a692c3ad:/app/controllers/trace_controller.rb

diff --git a/app/controllers/trace_controller.rb b/app/controllers/trace_controller.rb
index 66583459b..532893ef1 100644
--- a/app/controllers/trace_controller.rb
+++ b/app/controllers/trace_controller.rb
@@ -1,7 +1,14 @@
 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, :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
@@ -9,13 +16,18 @@ 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?
-      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?
+        @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
+    elsif @user and @user == target_user
       @title = "Your GPS traces"
     else
       @title = "Public GPS traces from #{target_user.display_name}"
@@ -30,24 +42,33 @@ 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.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 }
+
+      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,
@@ -72,67 +93,138 @@ 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
+    if @user.preferences.find(:first, :conditions => {:k => "gps.trace.public", :v => "default"}).nil?
+      @trace.public = false
+    else 
+      @trace.public = true
     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 = "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
-    name = params[:trace][:gpx_file].original_filename.gsub(/[^a-zA-Z0-9.]/, '_') # This makes sure filenames are sane
+    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."
+
+          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
+    end
+    @title = I18n.t('trace.create.upload_trace')
+  end
 
-    do_create(name, params[:trace][:tagstring], params[:trace][:description], params[:trace][:public]) do |f|
-      f.write(params[:trace][:gpx_file].read)
+  def data
+    trace = Trace.find(params[:id])
+
+    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 => true, :status => :not_found
     end
+  rescue ActiveRecord::RecordNotFound
+    render :nothing => true, :status => :not_found
+  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."
+  def edit
+    @trace = Trace.find(params[:id])
 
-      redirect_to :action => 'mine'
+    if @user and @trace.user == @user
+      if params[:trace]
+        @trace.description = params[:trace][:description]
+        @trace.tagstring = params[:trace][:tagstring]
+        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 data
+  def delete
     trace = Trace.find(params[:id])
-    if trace and (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 @user and trace.user == @user
+      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 => true, :status => :bad_request
+      end
     else
-      render :nothing, :status => :not_found
+      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 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.public?
+        trace.public = true
+        trace.save
+        flash[:notice] = 'Track made public'
+        redirect_to :controller => 'trace', :action => 'view', :id => params[:id]
+      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.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]
@@ -151,87 +243,134 @@ class TraceController < ApplicationController
   end
 
   def picture
-    begin
-      trace = Trace.find(params[:id])
+    trace = Trace.find(params[:id])
 
+    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
-    rescue ActiveRecord::RecordNotFound
+    else
       render :nothing => true, :status => :not_found
-    rescue
-      render :nothing => true, :status => :internal_server_error
     end
+  rescue ActiveRecord::RecordNotFound
+    render :nothing => true, :status => :not_found
   end
 
   def icon
-    begin
-      trace = Trace.find(params[:id])
+    trace = Trace.find(params[:id])
 
+    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
-    rescue ActiveRecord::RecordNotFound
+    else
       render :nothing => true, :status => :not_found
-    rescue
-      render :nothing => true, :status => :internal_server_error
     end
+  rescue ActiveRecord::RecordNotFound
+    render :nothing => true, :status => :not_found
   end
 
   def api_details
-    begin
-      trace = Trace.find(params[:id])
+    trace = Trace.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
-    rescue
-      render :nothing => true, :status => :internal_server_error
+    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_data
-    render :action => 'data'
-  end
+    trace = Trace.find(params[:id])
 
-  def api_create
-    do_create(params[:filename], params[:tags], params[:description], true) do |f|
-      f.write(request.raw_post)
+    if trace.public? or trace.user == @user
+      send_file(trace.trace_name, :filename => "#{trace.id}#{trace.extension_name}", :type => trace.mime_type, :disposition => 'attachment')
+    else
+      render :nothing => true, :status => :forbidden
     end
+  rescue ActiveRecord::RecordNotFound
+    render :nothing => true, :status => :not_found
+  end
 
-    if @trace.id
-      render :nothing => true
+  def api_create
+    if request.post?
+      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
     else
-      render :nothing => true, :status => :internal_server_error
+      render :nothing => true, :status => :method_not_allowed
     end
   end
 
 private
 
-  def do_create(name, tags, description, public)
-    filename = "/tmp/#{rand}"
-
-    File.open(filename, "w") { |f| yield f }
+  def do_create(file, tags, description, public)
+    # Sanitise the user's filename
+    name = file.original_filename.gsub(/[^a-zA-Z0-9.]/, '_')
 
-    @trace = Trace.new({:name => name, :tagstring => tags,
-                        :description => description, :public => public})
-    @trace.inserted = false
-    @trace.user = @user
-    @trace.timestamp = Time.now
+    # Get a temporary filename...
+    filename = "/tmp/#{rand}"
 
+    # ...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,
+      :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