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

diff --git a/app/controllers/changeset_controller.rb b/app/controllers/changeset_controller.rb
index ca42751d37ac670c4504d5a492e9012af6826f00..45b5f80f9479c7fe8c300d363f77215083e344d8 100644 (file)
--- a/app/controllers/changeset_controller.rb
+++ b/app/controllers/changeset_controller.rb
@@ -4,14 +4,17 @@ class ChangesetController < ApplicationController
   layout 'site'
   require 'xml/libxml'
 
   layout 'site'
   require 'xml/libxml'
 

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

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

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

   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 :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]
+  before_filter :check_api_readable, :except => [:create, :update, :delete, :upload, :download, :query, :list]
+  before_filter(:only => [:list]) { |c| c.check_database_readable(true) }

   after_filter :compress_output
   after_filter :compress_output

-  around_filter :api_call_handle_error
+  around_filter :api_call_handle_error, :except => [:list]
+  around_filter :web_timeout, :only => [:list]

 
   filter_parameter_logging "<osmChange version"
 
 
   filter_parameter_logging "<osmChange version"
 


@@ -27,13 +30,10 @@ class ChangesetController < ApplicationController
 
     cs = Changeset.from_xml(request.raw_post, true)
 
 
     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
-      raise OSM::APIBadXMLError.new(Changeset, request.raw_post);
-    end
+    # Assume that Changeset.from_xml has thrown an exception if there is an error parsing the xml
+    cs.user_id = @user.id
+    cs.save_with_tags!
+    render :text => cs.id.to_s, :content_type => "text/plain"

   end
 
   ##
   end
 
   ##


@@ -205,7 +205,7 @@ class ChangesetController < ApplicationController
     # create the conditions that the user asked for. some or all of
     # these may be nil.
     conditions = conditions_bbox(params['bbox'])
     # create the conditions that the user asked for. some or all of
     # these may be nil.
     conditions = conditions_bbox(params['bbox'])

-    conditions = cond_merge conditions, conditions_user(params['user'])
+    conditions = cond_merge conditions, conditions_user(params['user'], params['display_name'])

     conditions = cond_merge conditions, conditions_time(params['time'])
     conditions = cond_merge conditions, conditions_open(params['open'])
     conditions = cond_merge conditions, conditions_closed(params['closed'])
     conditions = cond_merge conditions, conditions_time(params['time'])
     conditions = cond_merge conditions, conditions_open(params['open'])
     conditions = cond_merge conditions, conditions_closed(params['closed'])


@@ -254,80 +254,75 @@ class ChangesetController < ApplicationController
   ##
   # list edits (open changesets) in reverse chronological order
   def list
   ##
   # list edits (open changesets) in reverse chronological order
   def list

-    conditions = conditions_nonempty
-    
-    
-   # @changesets = Changeset.find(:all, :order => "closed_at DESC", :conditions => ['closed_at < ?', DateTime.now], :limit=> 20)
-   
-   
-   #@edit_pages, @edits = paginate(:changesets,
-   #                                :include => [:user, :changeset_tags],
-   #                                :conditions => conditions,
-   #                                :order => "changesets.created_at DESC",
-   #                                :per_page => 20)
-   #
-    
-   @edits =  Changeset.find(:all,
-                                   :order => "changesets.created_at DESC",
-                                   :conditions => conditions,
-                                   :limit => 20)
-    
-  end
-  
-  ##
-  # list edits (changesets) belonging to a user
-  def list_user
-    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
+    if request.format == :atom and params[:page]
+      redirect_to params.merge({ :page => nil }), :status => :moved_permanently
+    else
+      conditions = conditions_nonempty
+
+      if params[:display_name]
+        user = User.find_by_display_name(params[:display_name], :conditions => { :status => ["active", "confirmed"] })
+        
+        if user 
+          if user.data_public? or user == @user
+            conditions = cond_merge conditions, ['user_id = ?', user.id]
+          else
+            conditions = cond_merge conditions, ['false']
+          end
+        elsif request.format == :html
+          @title = t 'user.no_such_user.title'
+          @not_found_user = params[:display_name]
+          render :template => 'user/no_such_user', :status => :not_found
+        end
+      end
+      
+      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]
+      end
+      
+      if bbox
+        conditions = cond_merge conditions, conditions_bbox(bbox)
+        bbox = BoundingBox.from_s(bbox)
+        bbox_link = render_to_string :partial => "bbox", :object => bbox
+      end
+      
+      if user
+        user_link = render_to_string :partial => "user", :object => user
+      end
+      
+      if user and bbox
+        @title =  t 'changeset.list.title_user_bbox', :user => user.display_name, :bbox => bbox.to_s
+        @heading =  t 'changeset.list.heading_user_bbox', :user => user.display_name, :bbox => bbox.to_s
+        @description = t 'changeset.list.description_user_bbox', :user => user_link, :bbox => bbox_link
+      elsif user
+        @title =  t 'changeset.list.title_user', :user => user.display_name
+        @heading =  t 'changeset.list.heading_user', :user => user.display_name
+        @description = t 'changeset.list.description_user', :user => user_link
+      elsif bbox
+        @title =  t 'changeset.list.title_bbox', :bbox => bbox.to_s
+        @heading =  t 'changeset.list.heading_bbox', :bbox => bbox.to_s
+        @description = t 'changeset.list.description_bbox', :bbox => bbox_link

       else
       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)
+        @title =  t 'changeset.list.title'
+        @heading =  t 'changeset.list.heading'
+        @description = t 'changeset.list.description'

       end
       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'
+
+      @page = (params[:page] || 1).to_i
+      @page_size = 20
+
+      @bbox = bbox

       
       

-      # For now just render immediately, and skip the db
-      render
-      return
+      @edits = Changeset.find(:all,
+                              :include => [:user, :changeset_tags],
+                              :conditions => conditions,
+                              :order => "changesets.created_at DESC",
+                              :offset => (@page - 1) * @page_size,
+                              :limit => @page_size)

     end
     end

-       
-    conditions = conditions_bbox(bbox);
-    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)
-                                   
-    @bbox = sanitise_boundaries(bbox.split(/,/)) unless bbox==nil

   end
   end

-  
+

 private
   #------------------------------------------------------------
   # utility functions below.
 private
   #------------------------------------------------------------
   # utility functions below.


@@ -358,7 +353,10 @@ private
       raise OSM::APIBadUserInput.new("Minimum longitude should be less than maximum.") unless bbox[0] <= bbox[2]
       raise OSM::APIBadUserInput.new("Minimum latitude should be less than maximum.") unless bbox[1] <= bbox[3]
       return ['min_lon < ? and max_lon > ? and min_lat < ? and max_lat > ?',
       raise OSM::APIBadUserInput.new("Minimum longitude should be less than maximum.") unless bbox[0] <= bbox[2]
       raise OSM::APIBadUserInput.new("Minimum latitude should be less than maximum.") unless bbox[1] <= bbox[3]
       return ['min_lon < ? and max_lon > ? and min_lat < ? and max_lat > ?',

-              bbox[2] * GeoRecord::SCALE, bbox[0] * GeoRecord::SCALE, bbox[3]* GeoRecord::SCALE, bbox[1] * GeoRecord::SCALE]
+              (bbox[2] * GeoRecord::SCALE).to_i,
+              (bbox[0] * GeoRecord::SCALE).to_i,
+              (bbox[3] * GeoRecord::SCALE).to_i,
+              (bbox[1] * GeoRecord::SCALE).to_i]

     else
       return nil
     end
     else
       return nil
     end


@@ -366,12 +364,23 @@ private
 
   ##
   # restrict changesets to those by a particular user
 
   ##
   # restrict changesets to those by a particular user

-  def conditions_user(user)
-    unless user.nil?
-      # user input checking, we don't have any UIDs < 1
-      raise OSM::APIBadUserInput.new("invalid user ID") if user.to_i < 1
+  def conditions_user(user, name)
+    unless user.nil? and name.nil?
+      # shouldn't provide both name and UID
+      raise OSM::APIBadUserInput.new("provide either the user ID or display name, but not both") if user and name
+
+      # use either the name or the UID to find the user which we're selecting on.
+      u = if name.nil?
+            # user input checking, we don't have any UIDs < 1
+            raise OSM::APIBadUserInput.new("invalid user ID") if user.to_i < 1
+            u = User.find(user.to_i)
+          else
+            u = User.find_by_display_name(name)
+          end
+
+      # make sure we found a user
+      raise OSM::APINotFoundError.new if u.nil?

 
 

-      u = User.find(user.to_i)

       # should be able to get changesets of public users only, or 
       # our own changesets regardless of public-ness.
       unless u.data_public?
       # should be able to get changesets of public users only, or 
       # our own changesets regardless of public-ness.
       unless u.data_public?


@@ -429,7 +438,7 @@ private
   # query changesets which are closed
   # ('closed at' time has passed or changes limit is hit)
   def conditions_closed(closed)
   # query changesets which are closed
   # ('closed at' time has passed or changes limit is hit)
   def conditions_closed(closed)

-    return closed.nil? ? nil : ['closed_at < ? and num_changes > ?', 
+    return closed.nil? ? nil : ['(closed_at < ? or num_changes > ?)', 

                                 Time.now.getutc, Changeset::MAX_ELEMENTS]
   end
 
                                 Time.now.getutc, Changeset::MAX_ELEMENTS]
   end
 


@@ -437,7 +446,7 @@ private
   # eliminate empty changesets (where the bbox has not been set)
   # this should be applied to all changeset list displays
   def conditions_nonempty()
   # eliminate empty changesets (where the bbox has not been set)
   # this should be applied to all changeset list displays
   def conditions_nonempty()

-    return ['min_lat IS NOT NULL']
+    return ['num_changes > 0']

   end
   
 end
   end
   
 end