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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 3d5c8dd4bf1ebd7d278d0ec595466fbe15b48c94..79000c6852598a212b79661757ee87932a1380f8 100644 (file)
--- a/app/controllers/changeset_controller.rb
+++ b/app/controllers/changeset_controller.rb
@@ -1,12 +1,13 @@
 # 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', :except => [ :list_rss, :list_user_rss, :list_bbox_rss ]
+  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, :only => [:create, :update, :delete, :upload, :include, :close]
   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, :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 :check_api_readable, :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]


@@ -27,13 +28,10 @@ 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 +203,7 @@ 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'])


@@ -255,140 +253,68 @@ class ChangesetController < ApplicationController
   # list edits (open changesets) in reverse chronological order
   def list
     conditions = conditions_nonempty
   # 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 (open changesets) in reverse chronological order
-  def list_rss
-    conditions = conditions_nonempty
+    if params[:display_name]
+      user = User.find_by_display_name(params[:display_name], :conditions => { :visible => true })

 
 

-    @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
-      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)
+      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

-    else
-      @not_found_user = params[:display_name]
-      render :template => 'user/no_such_user', :status => :not_found

     end
     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
+    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
     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
+
+    if bbox
+      conditions = cond_merge conditions, conditions_bbox(bbox)
+      bbox = BoundingBox.from_s(bbox)
+      bbox_link = render_to_string :partial => "bbox", :object => bbox

     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

 
 

-  ##
-  # list changesets in a bbox
-  def list_bbox_rss
-    # 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'])
+    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

-      raise OSM::APIBadUserInput.new("Bounding box must be supplied for /history/rss")
+      @title =  t 'changeset.list.title'
+      @heading =  t 'changeset.list.heading'
+      @description = t 'changeset.list.description'

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

-  
+

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


@@ -427,12 +353,23 @@ 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?


@@ -490,7 +427,7 @@ 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