X-Git-Url: https://git.cworth.org/git?a=blobdiff_plain;f=lib%2Fsup%2Fcontact.rb;h=c489aaff5a4d67ce9d7156a10013f329bf790f11;hb=beee5b381eb1d3e6b4541bacf039d62bf5914f29;hp=cf307610893f0ec97c08ad079a139b93a223be1f;hpb=4ab181a0665da2112394e09cb35e7a25b68543d1;p=sup

diff --git a/lib/sup/contact.rb b/lib/sup/contact.rb
index cf30761..c489aaf 100644
--- a/lib/sup/contact.rb
+++ b/lib/sup/contact.rb
@@ -5,33 +5,52 @@ class ContactManager
 
   def initialize fn
     @fn = fn
-    @people = {}
+
+    ## maintain the mapping between people and aliases. for contacts without
+    ## aliases, there will be no @a2p entry, so @p2a.keys should be treated
+    ## as the canonical list of contacts.
+
+    @p2a = {} # person to alias
+    @a2p = {} # alias to person
 
     if File.exists? fn
       IO.foreach(fn) do |l|
-        l =~ /^(\S+): (.*)$/ or raise "can't parse #{fn} line #{l.inspect}"
+        l =~ /^([^:]*): (.*)$/ or raise "can't parse #{fn} line #{l.inspect}"
         aalias, addr = $1, $2
-        @people[aalias] = Person.for addr
+        p = Person.from_address addr
+        @p2a[p] = aalias
+        @a2p[aalias] = p unless aalias.nil? || aalias.empty?
       end
     end
+  end
 
-    self.class.i_am_the_instance self
+  def contacts; @p2a.keys end
+  def contacts_with_aliases; @a2p.values.uniq end
+
+  def update_alias person, aalias=nil
+    if(old_aalias = @p2a[person]) # remove old alias
+      @a2p.delete old_aalias
+    end
+    @p2a[person] = aalias
+    @a2p[aalias] = person unless aalias.nil? || aalias.empty?
   end
 
-  def contacts; @people; end
-  def set_contact person, aalias
-    oldentry = @people.find { |a, p| p == person }
-    @people.delete oldentry.first if oldentry
-    @people[aalias] = person
+  ## this may not actually be called anywhere, since we still keep contacts
+  ## around without aliases to override any fullname changes.
+  def drop_contact person
+    aalias = @p2a[person]
+    @p2a.delete person
+    @a2p.delete aalias if aalias
   end
-  def drop_contact person; @people.find { |a, p| @people.delete a if p == person }; end
-  def delete t; @people.delete t; end
-  def resolve aalias; @people[aalias]; end
+
+  def contact_for aalias; @a2p[aalias] end
+  def alias_for person; @p2a[person] end
+  def is_aliased_contact? person; !@p2a[person].nil? end
 
   def save
     File.open(@fn, "w") do |f|
-      @people.keys.sort.each do |aalias|
-        f.puts "#{aalias}: #{@people[aalias].full_address}"
+      @p2a.sort_by { |(p, a)| [p.full_address, a] }.each do |(p, a)|
+        f.puts "#{a || ''}: #{p.full_address}"
       end
     end
   end