Move some javascript functions out of global scope

[rails.git] / app / models / changeset.rb

diff --git a/app/models/changeset.rb b/app/models/changeset.rb
index adb41b204eae382a80c4f4282c69a7b2d33e3a7a..11a09813721f4e6c976e77459bb90f48796b06b3 100644 (file)
--- a/app/models/changeset.rb
+++ b/app/models/changeset.rb
@@ -1,5 +1,5 @@
 class Changeset < ActiveRecord::Base
 class Changeset < ActiveRecord::Base

-  require 'xml/libxml'
+  require "xml/libxml"

 
   belongs_to :user, :counter_cache => true
 
 
   belongs_to :user, :counter_cache => true
 


@@ -12,6 +12,9 @@ class Changeset < ActiveRecord::Base
   has_many :old_ways
   has_many :old_relations
 
   has_many :old_ways
   has_many :old_relations
 

+  has_many :comments, -> { where(:visible => true).order(:created_at) }, :class_name => "ChangesetComment"
+  has_and_belongs_to_many :subscribers, :class_name => "User", :join_table => "changesets_subscribers", :association_foreign_key => "subscriber_id"
+

   validates_presence_of :id, :on => :update
   validates_presence_of :user_id, :created_at, :closed_at, :num_changes
   validates_uniqueness_of :id
   validates_presence_of :id, :on => :update
   validates_presence_of :user_id, :created_at, :closed_at, :num_changes
   validates_uniqueness_of :id


@@ -43,30 +46,26 @@ class Changeset < ActiveRecord::Base
     # note that this may not be a hard limit - due to timing changes and
     # concurrency it is possible that some changesets may be slightly
     # longer than strictly allowed or have slightly more changes in them.
     # note that this may not be a hard limit - due to timing changes and
     # concurrency it is possible that some changesets may be slightly
     # longer than strictly allowed or have slightly more changes in them.

-    return ((closed_at > Time.now.getutc) and (num_changes <= MAX_ELEMENTS))
+    ((closed_at > Time.now.getutc) && (num_changes <= MAX_ELEMENTS))

   end
 
   def set_closed_time_now
   end
 
   def set_closed_time_now

-    if is_open?
-      self.closed_at = Time.now.getutc
-    end
+    self.closed_at = Time.now.getutc if is_open?

   end
 
   end
 

-  def self.from_xml(xml, create=false)
-    begin
-      p = XML::Parser.string(xml, :options => XML::Parser::Options::NOERROR)
-      doc = p.parse
+  def self.from_xml(xml, create = false)
+    p = XML::Parser.string(xml, :options => XML::Parser::Options::NOERROR)
+    doc = p.parse

 
 

-      doc.find('//osm/changeset').each do |pt|
-        return Changeset.from_xml_node(pt, create)
-      end
-      raise OSM::APIBadXMLError.new("changeset", xml, "XML doesn't contain an osm/changeset element.")
-    rescue LibXML::XML::Error, ArgumentError => ex
-      raise OSM::APIBadXMLError.new("changeset", xml, ex.message)
+    doc.find("//osm/changeset").each do |pt|
+      return Changeset.from_xml_node(pt, create)

     end
     end

+    fail OSM::APIBadXMLError.new("changeset", xml, "XML doesn't contain an osm/changeset element.")
+  rescue LibXML::XML::Error, ArgumentError => ex
+    raise OSM::APIBadXMLError.new("changeset", xml, ex.message)

   end
 
   end
 

-  def self.from_xml_node(pt, create=false)
+  def self.from_xml_node(pt, create = false)

     cs = Changeset.new
     if create
       cs.created_at = Time.now.getutc
     cs = Changeset.new
     if create
       cs.created_at = Time.now.getutc


@@ -77,13 +76,13 @@ class Changeset < ActiveRecord::Base
       cs.num_changes = 0
     end
 
       cs.num_changes = 0
     end
 

-    pt.find('tag').each do |tag|
-      raise OSM::APIBadXMLError.new("changeset", pt, "tag is missing key") if tag['k'].nil?
-      raise OSM::APIBadXMLError.new("changeset", pt, "tag is missing value") if tag['v'].nil?
-      cs.add_tag_keyval(tag['k'], tag['v'])
+    pt.find("tag").each do |tag|
+      fail OSM::APIBadXMLError.new("changeset", pt, "tag is missing key") if tag["k"].nil?
+      fail OSM::APIBadXMLError.new("changeset", pt, "tag is missing value") if tag["v"].nil?
+      cs.add_tag_keyval(tag["k"], tag["v"])

     end
 
     end
 

-    return cs
+    cs

   end
 
   ##
   end
 
   ##


@@ -104,7 +103,7 @@ class Changeset < ActiveRecord::Base
   # suggested on the wiki page by kleptog.
   def update_bbox!(bbox_update)
     bbox.expand!(bbox_update, EXPAND)
   # suggested on the wiki page by kleptog.
   def update_bbox!(bbox_update)
     bbox.expand!(bbox_update, EXPAND)

-      
+

     # update active record. rails 2.1's dirty handling should take care of
     # whether this object needs saving or not.
     self.min_lon, self.min_lat, self.max_lon, self.max_lat = @bbox.to_a if bbox.complete?
     # update active record. rails 2.1's dirty handling should take care of
     # whether this object needs saving or not.
     self.min_lon, self.min_lat, self.max_lon, self.max_lat = @bbox.to_a if bbox.complete?


@@ -119,29 +118,27 @@ class Changeset < ActiveRecord::Base
   end
 
   def tags_as_hash
   end
 
   def tags_as_hash

-    return tags
+    tags

   end
 
   def tags
     unless @tags
       @tags = {}
   end
 
   def tags
     unless @tags
       @tags = {}

-      self.changeset_tags.each do |tag|
+      changeset_tags.each do |tag|

         @tags[tag.k] = tag.v
       end
     end
     @tags
   end
 
         @tags[tag.k] = tag.v
       end
     end
     @tags
   end
 

-  def tags=(t)
-    @tags = t
-  end
+  attr_writer :tags

 
   def add_tag_keyval(k, v)
 
   def add_tag_keyval(k, v)

-    @tags = Hash.new unless @tags
+    @tags = {} unless @tags

 
     # duplicate tags are now forbidden, so we can't allow values
     # in the hash to be overwritten.
 
     # duplicate tags are now forbidden, so we can't allow values
     # in the hash to be overwritten.

-    raise OSM::APIDuplicateTagsError.new("changeset", self.id, k) if @tags.include? k
+    fail OSM::APIDuplicateTagsError.new("changeset", id, k) if @tags.include? k

 
     @tags[k] = v
   end
 
     @tags[k] = v
   end


@@ -153,11 +150,11 @@ class Changeset < ActiveRecord::Base
       self.save!
 
       tags = self.tags
       self.save!
 
       tags = self.tags

-      ChangesetTag.delete_all(:changeset_id => self.id)
+      ChangesetTag.delete_all(:changeset_id => id)

 
 

-      tags.each do |k,v|
+      tags.each do |k, v|

         tag = ChangesetTag.new
         tag = ChangesetTag.new

-        tag.changeset_id = self.id
+        tag.changeset_id = id

         tag.k = k
         tag.v = v
         tag.save!
         tag.k = k
         tag.v = v
         tag.save!


@@ -179,49 +176,64 @@ class Changeset < ActiveRecord::Base
     end
   end
 
     end
   end
 

-  def to_xml
+  def to_xml(include_discussion = false)

     doc = OSM::API.new.get_xml_doc
     doc = OSM::API.new.get_xml_doc

-    doc.root << to_xml_node()
-    return doc
+    doc.root << to_xml_node(nil, include_discussion)
+    doc

   end
 
   end
 

-  def to_xml_node(user_display_name_cache = nil)
-    el1 = XML::Node.new 'changeset'
-    el1['id'] = self.id.to_s
+  def to_xml_node(user_display_name_cache = nil, include_discussion = false)
+    el1 = XML::Node.new "changeset"
+    el1["id"] = id.to_s

 
     user_display_name_cache = {} if user_display_name_cache.nil?
 
 
     user_display_name_cache = {} if user_display_name_cache.nil?
 

-    if user_display_name_cache and user_display_name_cache.key?(self.user_id)
+    if user_display_name_cache && user_display_name_cache.key?(user_id)

       # use the cache if available
       # use the cache if available

-    elsif self.user.data_public?
-      user_display_name_cache[self.user_id] = self.user.display_name
+    elsif user.data_public?
+      user_display_name_cache[user_id] = user.display_name

     else
     else

-      user_display_name_cache[self.user_id] = nil
+      user_display_name_cache[user_id] = nil

     end
 
     end
 

-    el1['user'] = user_display_name_cache[self.user_id] unless user_display_name_cache[self.user_id].nil?
-    el1['uid'] = self.user_id.to_s if self.user.data_public?
+    el1["user"] = user_display_name_cache[user_id] unless user_display_name_cache[user_id].nil?
+    el1["uid"] = user_id.to_s if user.data_public?

 
 

-    self.tags.each do |k,v|
-      el2 = XML::Node.new('tag')
-      el2['k'] = k.to_s
-      el2['v'] = v.to_s
+    tags.each do |k, v|
+      el2 = XML::Node.new("tag")
+      el2["k"] = k.to_s
+      el2["v"] = v.to_s

       el1 << el2
     end
 
       el1 << el2
     end
 

-    el1['created_at'] = self.created_at.xmlschema
-    el1['closed_at'] = self.closed_at.xmlschema unless is_open?
-    el1['open'] = is_open?.to_s
-
-    if bbox.complete?
-      bbox.to_unscaled.add_bounds_to(el1, '_')
+    el1["created_at"] = created_at.xmlschema
+    el1["closed_at"] = closed_at.xmlschema unless is_open?
+    el1["open"] = is_open?.to_s
+
+    bbox.to_unscaled.add_bounds_to(el1, "_") if bbox.complete?
+
+    el1["comments_count"] = comments.count.to_s
+
+    if include_discussion
+      el2 = XML::Node.new("discussion")
+      comments.includes(:author).each do |comment|
+        el3 = XML::Node.new("comment")
+        el3["date"] = comment.created_at.xmlschema
+        el3["uid"] = comment.author.id.to_s if comment.author.data_public?
+        el3["user"] = comment.author.display_name.to_s if comment.author.data_public?
+        el4 = XML::Node.new("text")
+        el4.content = comment.body.to_s
+        el3 << el4
+        el2 << el3
+      end
+      el1 << el2

     end
 
     # NOTE: changesets don't include the XML of the changes within them,
     # they are just structures for tagging. to get the osmChange of a
     # changeset, see the download method of the controller.
 
     end
 
     # NOTE: changesets don't include the XML of the changes within them,
     # they are just structures for tagging. to get the osmChange of a
     # changeset, see the download method of the controller.
 

-    return el1
+    el1

   end
 
   ##
   end
 
   ##


@@ -230,14 +242,10 @@ class Changeset < ActiveRecord::Base
   # bounding box, only the tags of the changeset.
   def update_from(other, user)
     # ensure that only the user who opened the changeset may modify it.
   # bounding box, only the tags of the changeset.
   def update_from(other, user)
     # ensure that only the user who opened the changeset may modify it.

-    unless user.id == self.user_id
-      raise OSM::APIUserChangesetMismatchError.new
-    end
+    fail OSM::APIUserChangesetMismatchError.new unless user.id == user_id

 
     # can't change a closed changeset
 
     # can't change a closed changeset

-    unless is_open?
-      raise OSM::APIChangesetAlreadyClosedError.new(self)
-    end
+    fail OSM::APIChangesetAlreadyClosedError.new(self) unless is_open?

 
     # copy the other's tags
     self.tags = other.tags
 
     # copy the other's tags
     self.tags = other.tags