Forgot that /history can also be called without a bbox (if one can't be found)

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

diff --git a/app/controllers/changeset_controller.rb b/app/controllers/changeset_controller.rb
index bb628d48e1b015659e91d9b9e0cabc4ef28ca11b..959957463097d53ae93de2588c52ba4bc94f1c32 100644 (file)
--- a/app/controllers/changeset_controller.rb
+++ b/app/controllers/changeset_controller.rb
@@ -1,15 +1,19 @@
 # The ChangesetController is the RESTful interface to Changeset objects
 
 class ChangesetController < ApplicationController
 # The ChangesetController is the RESTful interface to Changeset objects
 
 class ChangesetController < ApplicationController

-  layout 'site'
+  layout 'site', :except => [ :list_rss, :list_user_rss, :list_bbox_rss ]

   require 'xml/libxml'
 
   require 'xml/libxml'
 

-  session :off, :except => [:list, :list_user, :list_bbox]

   before_filter :authorize_web, :only => [:list, :list_user, :list_bbox]
   before_filter :authorize_web, :only => [:list, :list_user, :list_bbox]

+  before_filter :set_locale, :only => [:list, :list_user, :list_bbox]

   before_filter :authorize, :only => [:create, :update, :delete, :upload, :include, :close]
   before_filter :authorize, :only => [:create, :update, :delete, :upload, :include, :close]

-  before_filter :check_write_availability, :only => [:create, :update, :delete, :upload, :include]
-  before_filter :check_read_availability, :except => [:create, :update, :delete, :upload, :download, :query]
+  before_filter :require_public_data, :only => [:create, :update, :delete, :upload, :include, :close]
+  before_filter :check_api_writable, :only => [:create, :update, :delete, :upload, :include]
+  before_filter :check_api_readable, :except => [:create, :update, :delete, :upload, :download, :query]

   after_filter :compress_output
   after_filter :compress_output

+  around_filter :api_call_handle_error
+
+  filter_parameter_logging "<osmChange version"

 
   # Help methods for checking boundary sanity and area size
   include MapBoundary
 
   # Help methods for checking boundary sanity and area size
   include MapBoundary


@@ -19,18 +23,16 @@ class ChangesetController < ApplicationController
 
   # Create a changeset from XML.
   def create
 
   # Create a changeset from XML.
   def create

-    if request.put?
-      cs = Changeset.from_xml(request.raw_post, true)
+    assert_method :put

 
 

-      if cs
-        cs.user_id = @user.id
-        cs.save_with_tags!
-        render :text => cs.id.to_s, :content_type => "text/plain"
-      else
-        render :nothing => true, :status => :bad_request
-      end
+    cs = Changeset.from_xml(request.raw_post, true)
+
+    if cs
+      cs.user_id = @user.id
+      cs.save_with_tags!
+      render :text => cs.id.to_s, :content_type => "text/plain"

     else
     else

-      render :nothing => true, :status => :method_not_allowed
+      raise OSM::APIBadXMLError.new(Changeset, request.raw_post);

     end
   end
 
     end
   end
 


@@ -38,22 +40,15 @@ class ChangesetController < ApplicationController
   # Return XML giving the basic info about the changeset. Does not 
   # return anything about the nodes, ways and relations in the changeset.
   def read
   # Return XML giving the basic info about the changeset. Does not 
   # return anything about the nodes, ways and relations in the changeset.
   def read

-    begin
-      changeset = Changeset.find(params[:id])
-      render :text => changeset.to_xml.to_s, :content_type => "text/xml"
-    rescue ActiveRecord::RecordNotFound
-      render :nothing => true, :status => :not_found
-    end
+    changeset = Changeset.find(params[:id])
+    render :text => changeset.to_xml.to_s, :content_type => "text/xml"

   end
   
   ##
   # marks a changeset as closed. this may be called multiple times
   # on the same changeset, so is idempotent.
   def close 
   end
   
   ##
   # marks a changeset as closed. this may be called multiple times
   # on the same changeset, so is idempotent.
   def close 

-    unless request.put?
-      render :nothing => true, :status => :method_not_allowed
-      return
-    end
+    assert_method :put

     
     changeset = Changeset.find(params[:id])    
     check_changeset_consistency(changeset, @user)
     
     changeset = Changeset.find(params[:id])    
     check_changeset_consistency(changeset, @user)


@@ -65,10 +60,6 @@ class ChangesetController < ApplicationController
 
     changeset.save!
     render :nothing => true
 
     changeset.save!
     render :nothing => true

-  rescue ActiveRecord::RecordNotFound
-    render :nothing => true, :status => :not_found
-  rescue OSM::APIError => ex
-    render ex.render_opts

   end
 
   ##
   end
 
   ##


@@ -79,45 +70,37 @@ class ChangesetController < ApplicationController
   def expand_bbox
     # only allow POST requests, because although this method is
     # idempotent, there is no "document" to PUT really...
   def expand_bbox
     # only allow POST requests, because although this method is
     # idempotent, there is no "document" to PUT really...

-    if request.post?
-      cs = Changeset.find(params[:id])
-      check_changeset_consistency(cs, @user)
-
-      # keep an array of lons and lats
-      lon = Array.new
-      lat = Array.new
-
-      # the request is in pseudo-osm format... this is kind-of an
-      # abuse, maybe should change to some other format?
-      doc = XML::Parser.string(request.raw_post).parse
-      doc.find("//osm/node").each do |n|
-        lon << n['lon'].to_f * GeoRecord::SCALE
-        lat << n['lat'].to_f * GeoRecord::SCALE
-      end
+    assert_method :post

 
 

-      # add the existing bounding box to the lon-lat array
-      lon << cs.min_lon unless cs.min_lon.nil?
-      lat << cs.min_lat unless cs.min_lat.nil?
-      lon << cs.max_lon unless cs.max_lon.nil?
-      lat << cs.max_lat unless cs.max_lat.nil?
-
-      # collapse the arrays to minimum and maximum
-      cs.min_lon, cs.min_lat, cs.max_lon, cs.max_lat = 
-        lon.min, lat.min, lon.max, lat.max
-
-      # save the larger bounding box and return the changeset, which
-      # will include the bigger bounding box.
-      cs.save!
-      render :text => cs.to_xml.to_s, :content_type => "text/xml"
-
-    else
-      render :nothing => true, :status => :method_not_allowed
+    cs = Changeset.find(params[:id])
+    check_changeset_consistency(cs, @user)
+    
+    # keep an array of lons and lats
+    lon = Array.new
+    lat = Array.new
+    
+    # the request is in pseudo-osm format... this is kind-of an
+    # abuse, maybe should change to some other format?
+    doc = XML::Parser.string(request.raw_post).parse
+    doc.find("//osm/node").each do |n|
+      lon << n['lon'].to_f * GeoRecord::SCALE
+      lat << n['lat'].to_f * GeoRecord::SCALE

     end
     end

-
-  rescue ActiveRecord::RecordNotFound
-    render :nothing => true, :status => :not_found
-  rescue OSM::APIError => ex
-    render ex.render_opts
+    
+    # add the existing bounding box to the lon-lat array
+    lon << cs.min_lon unless cs.min_lon.nil?
+    lat << cs.min_lat unless cs.min_lat.nil?
+    lon << cs.max_lon unless cs.max_lon.nil?
+    lat << cs.max_lat unless cs.max_lat.nil?
+    
+    # collapse the arrays to minimum and maximum
+    cs.min_lon, cs.min_lat, cs.max_lon, cs.max_lat = 
+      lon.min, lat.min, lon.max, lat.max
+    
+    # save the larger bounding box and return the changeset, which
+    # will include the bigger bounding box.
+    cs.save!
+    render :text => cs.to_xml.to_s, :content_type => "text/xml"

   end
 
   ##
   end
 
   ##


@@ -131,16 +114,13 @@ class ChangesetController < ApplicationController
   # changeset.
   #
   # Returns: a diffResult document, as described in 
   # changeset.
   #
   # Returns: a diffResult document, as described in 

-  # http://wiki.openstreetmap.org/index.php/OSM_Protocol_Version_0.6
+  # http://wiki.openstreetmap.org/wiki/OSM_Protocol_Version_0.6

   def upload
     # only allow POST requests, as the upload method is most definitely
     # not idempotent, as several uploads with placeholder IDs will have
     # different side-effects.
     # see http://www.w3.org/Protocols/rfc2616/rfc2616-sec9.html#sec9.1.2
   def upload
     # only allow POST requests, as the upload method is most definitely
     # not idempotent, as several uploads with placeholder IDs will have
     # different side-effects.
     # see http://www.w3.org/Protocols/rfc2616/rfc2616-sec9.html#sec9.1.2

-    unless request.post?
-      render :nothing => true, :status => :method_not_allowed
-      return
-    end
+    assert_method :post

 
     changeset = Changeset.find(params[:id])
     check_changeset_consistency(changeset, @user)
 
     changeset = Changeset.find(params[:id])
     check_changeset_consistency(changeset, @user)


@@ -150,11 +130,6 @@ class ChangesetController < ApplicationController
       result = diff_reader.commit
       render :text => result.to_s, :content_type => "text/xml"
     end
       result = diff_reader.commit
       render :text => result.to_s, :content_type => "text/xml"
     end

-    
-  rescue ActiveRecord::RecordNotFound
-    render :nothing => true, :status => :not_found
-  rescue OSM::APIError => ex
-    render ex.render_opts

   end
 
   ##
   end
 
   ##


@@ -222,11 +197,6 @@ class ChangesetController < ApplicationController
     end
 
     render :text => result.to_s, :content_type => "text/xml"
     end
 
     render :text => result.to_s, :content_type => "text/xml"

-            
-  rescue ActiveRecord::RecordNotFound
-    render :nothing => true, :status => :not_found
-  rescue OSM::APIError => ex
-    render ex.render_opts

   end
 
   ##
   end
 
   ##


@@ -252,11 +222,6 @@ class ChangesetController < ApplicationController
     end
 
     render :text => results.to_s, :content_type => "text/xml"
     end
 
     render :text => results.to_s, :content_type => "text/xml"

-
-  rescue ActiveRecord::RecordNotFound
-    render :nothing => true, :status => :not_found
-  rescue OSM::APIError => ex
-    render ex.render_opts

   end
   
   ##
   end
   
   ##


@@ -269,11 +234,8 @@ class ChangesetController < ApplicationController
   # after succesful update, returns the XML of the changeset.
   def update
     # request *must* be a PUT.
   # after succesful update, returns the XML of the changeset.
   def update
     # request *must* be a PUT.

-    unless request.put?
-      render :nothing => true, :status => :method_not_allowed
-      return
-    end
-    
+    assert_method :put
+

     changeset = Changeset.find(params[:id])
     new_changeset = Changeset.from_xml(request.raw_post)
 
     changeset = Changeset.find(params[:id])
     new_changeset = Changeset.from_xml(request.raw_post)
 


@@ -285,11 +247,6 @@ class ChangesetController < ApplicationController
       
       render :nothing => true, :status => :bad_request
     end
       
       render :nothing => true, :status => :bad_request
     end

-      
-  rescue ActiveRecord::RecordNotFound
-    render :nothing => true, :status => :not_found
-  rescue OSM::APIError => ex
-    render ex.render_opts

   end
 
   
   end
 
   


@@ -316,38 +273,113 @@ class ChangesetController < ApplicationController
                                    :limit => 20)
     
   end
                                    :limit => 20)
     
   end

+
+  ##
+  # list edits (open changesets) in reverse chronological order
+  def list_rss
+    conditions = conditions_nonempty
+
+    @edits =  Changeset.find(:all,
+                             :order => "changesets.created_at DESC",
+                             :conditions => conditions,
+                             :limit => 20)
+    
+  end

   
   ##
   # list edits (changesets) belonging to a user
   def list_user
   
   ##
   # list edits (changesets) belonging to a user
   def list_user

-    #find user by display name   
-    user = User.find(:first, :conditions => [ "visible = ? and display_name = ?", true, params[:display_name]])
+    user = User.find_by_display_name(params[:display_name], :conditions => {:visible => true})

     
     

-    conditions = nil
-    begin
-      conditions = conditions_user(user.id);
-    rescue OSM::APINotFoundError
+    if user
+      @display_name = user.display_name
+      if not user.data_public? and @user != user
+        @edits = nil
+        render
+      else
+        conditions = cond_merge conditions, ['user_id = ?', user.id]
+        conditions = cond_merge conditions, conditions_nonempty
+        @edit_pages, @edits = paginate(:changesets,
+                                        :include => [:user, :changeset_tags],
+                                        :conditions => conditions,
+                                        :order => "changesets.created_at DESC",
+                                        :per_page => 20)
+      end
+    else
+      @not_found_user = params[:display_name]
+      render :template => 'user/no_such_user', :status => :not_found
+    end
+  end
+
+  ##
+  # list edits (changesets) belonging to a user
+  def list_user_rss
+    user = User.find_by_display_name(params[:display_name], :conditions => {:visible => true})
+    
+    if user
+      @display_name = user.display_name
+      if not user.data_public? and @user != user
+        @edits = nil
+        render
+      else
+        conditions = cond_merge conditions, ['user_id = ?', user.id]
+        conditions = cond_merge conditions, conditions_nonempty
+        @edit_pages, @edits = paginate(:changesets,
+                                        :include => [:user, :changeset_tags],
+                                        :conditions => conditions,
+                                        :order => "changesets.created_at DESC",
+                                        :per_page => 20)
+      end
+    else
+      @not_found_user = params[:display_name]
+      render :template => 'user/no_such_user', :status => :not_found
+    end
+  end
+  
+  ##
+  # list changesets in a bbox
+  def list_bbox
+    # support 'bbox' param or alternatively 'minlon', 'minlat' etc       
+    if params['bbox']
+       bbox = params['bbox']
+    elsif params['minlon'] and params['minlat'] and params['maxlon'] and params['maxlat']
+       bbox = h(params['minlon']) + ',' + h(params['minlat']) + ',' + h(params['maxlon']) + ',' + h(params['maxlat'])
+    else
+      #TODO: fix bugs in location determination for history tab (and other tabs) then uncomment this redirect
+      #redirect_to :action => 'list'

       
       

+      # For now just render immediately, and skip the db
+      render
+      return

     end
     end

+       
+    conditions = conditions_bbox(bbox);

     conditions = cond_merge conditions, conditions_nonempty
     conditions = cond_merge conditions, conditions_nonempty

+    

     @edit_pages, @edits = paginate(:changesets,
                                    :include => [:user, :changeset_tags],
                                    :conditions => conditions,
                                    :order => "changesets.created_at DESC",
                                    :per_page => 20)
     @edit_pages, @edits = paginate(:changesets,
                                    :include => [:user, :changeset_tags],
                                    :conditions => conditions,
                                    :order => "changesets.created_at DESC",
                                    :per_page => 20)

-    
-    @display_name = user.display_name
-    # FIXME needs rescues in here
+                                   
+    @bbox = sanitise_boundaries(bbox.split(/,/)) unless bbox==nil

   end
   end

-  
+

   ##
   # list changesets in a bbox
   ##
   # list changesets in a bbox

-  def list_bbox
+  def list_bbox_rss

     # support 'bbox' param or alternatively 'minlon', 'minlat' etc       
     if params['bbox']
        bbox = params['bbox']
     # support 'bbox' param or alternatively 'minlon', 'minlat' etc       
     if params['bbox']
        bbox = params['bbox']

-    elsif params['minlon'] and params['minlat'] and params['maxlon'] and params['maxlat']          
-       bbox = params['minlon'] + ',' + params['minlat'] + ',' + params['maxlon'] + ',' + params['maxlat']
+    elsif params['minlon'] and params['minlat'] and params['maxlon'] and params['maxlat']
+       bbox = h(params['minlon']) + ',' + h(params['minlat']) + ',' + h(params['maxlon']) + ',' + h(params['maxlat'])
+    else
+      #TODO: fix bugs in location determination for history tab (and other tabs) then uncomment this redirect
+      #redirect_to :action => 'list'
+      
+      # For now just render immediately, and skip the db
+      render
+      return

     end
        
     conditions = conditions_bbox(bbox);
     end
        
     conditions = conditions_bbox(bbox);


@@ -456,7 +488,7 @@ private
   # if parameter 'open' is nill then open and closed changsets are returned
   def conditions_open(open)
     return open.nil? ? nil : ['closed_at >= ? and num_changes <= ?', 
   # if parameter 'open' is nill then open and closed changsets are returned
   def conditions_open(open)
     return open.nil? ? nil : ['closed_at >= ? and num_changes <= ?', 

-                              DateTime.now, Changeset::MAX_ELEMENTS]
+                              Time.now.getutc, Changeset::MAX_ELEMENTS]

   end
   
   ##
   end
   
   ##


@@ -464,7 +496,7 @@ private
   # ('closed at' time has passed or changes limit is hit)
   def conditions_closed(closed)
     return closed.nil? ? nil : ['closed_at < ? and num_changes > ?', 
   # ('closed at' time has passed or changes limit is hit)
   def conditions_closed(closed)
     return closed.nil? ? nil : ['closed_at < ? and num_changes > ?', 

-                              DateTime.now, Changeset::MAX_ELEMENTS]
+                                Time.now.getutc, Changeset::MAX_ELEMENTS]

   end
 
   ##
   end
 
   ##