X-Git-Url: https://git.cworth.org/git?a=blobdiff_plain;f=lib%2Fsup%2Fcontact.rb;h=51fd0e978c902f17485c8fcd81f20cc766b74157;hb=eabc808e1f79297aff65bb9e3adacf59a72b90ba;hp=badbc8426e447b02f2c18671c2c44ae86c8ac0a5;hpb=b7e2a834ea1110aafb8d5e706754607a352a0159;p=sup

diff --git a/lib/sup/contact.rb b/lib/sup/contact.rb
index badbc84..51fd0e9 100644
--- a/lib/sup/contact.rb
+++ b/lib/sup/contact.rb
@@ -5,43 +5,54 @@ class ContactManager
 
   def initialize fn
     @fn = fn
-    @p2a = {} # person to alias map
-    @a2p = {} # alias to person map
+
+    ## 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
-        p = Person.for addr
+        p = Person.from_address addr
         @p2a[p] = aalias
-        @a2p[aalias] = p
+        @a2p[aalias] = p unless aalias.nil? || aalias.empty?
       end
     end
 
     self.class.i_am_the_instance self
   end
 
-  def contacts; @p2a.keys; end
-  def set_contact person, aalias
-    if(pold = @a2p[aalias]) && (pold != person)
-      drop_contact pold
+  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
+    @a2p[aalias] = person unless aalias.nil? || aalias.empty?
   end
+
+  ## this may not actually be called anywhere, since we still keep contacts
+  ## around without aliases to override any fullname changes.
   def drop_contact person
-    if(aalias = @p2a[person])
-      @p2a.delete person
-      @a2p.delete aalias
-    end
-  end    
-  def person_with aalias; @a2p[aalias]; end
-  def alias_for person; @p2a[person]; end
-  def is_contact? person; @p2a.member? person; end
+    aalias = @p2a[person]
+    @p2a.delete person
+    @a2p.delete aalias if 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|
-      @p2a.each do |p, a|
-        f.puts "#{a}: #{p.full_address}"
+      @p2a.sort_by { |(p, a)| [p.full_address, a] }.each do |(p, a)|
+        f.puts "#{a || ''}: #{p.full_address}"
       end
     end
   end