Auto-populate fields while creating a new user with LDAP (#10286).

git-svn-id: svn+ssh://rubyforge.org/var/svn/redmine/trunk@11080 e93f8b46-1217-0410-a6f0-8f06a7374b81

app/controllers/auth_sources_controller.rb

@@ -72,6 +72,20 @@ class AuthSourcesController < ApplicationController
     redirect_to auth_sources_path
   end
 
+  def autocomplete_for_new_user
+    results = AuthSource.search(params[:term])
+
+    render :json => results.map {|result| {
+      'value' => result[:login],
+      'label' => "#{result[:login]} (#{result[:firstname]} #{result[:lastname]})",
+      'login' => result[:login].to_s,
+      'firstname' => result[:firstname].to_s,
+      'lastname' => result[:lastname].to_s,
+      'mail' => result[:mail].to_s,
+      'auth_source_id' => result[:auth_source_id].to_s
+    }}
+  end
+
   private
 
   def find_auth_source

app/models/auth_source.rb

@@ -48,6 +48,24 @@ class AuthSource < ActiveRecord::Base
     write_ciphered_attribute(:account_password, arg)
   end
 
+  def searchable?
+    false
+  end
+
+  def self.search(q)
+    results = []
+    AuthSource.all.each do |source|
+      begin
+        if source.searchable?
+          results += source.search(q)
+        end
+      rescue AuthSourceException => e
+        logger.error "Error while searching users in #{source.name}: #{e.message}"
+      end
+    end
+    results
+  end
+
   def allow_password_changes?
     self.class.allow_password_changes?
   end

app/models/auth_source_ldap.rb

@@ -64,6 +64,32 @@ class AuthSourceLdap < AuthSource
     "LDAP"
   end
 
+  # Returns true if this source can be searched for users
+  def searchable?
+    !account.to_s.include?("$login") && %w(login firstname lastname mail).all? {|a| send("attr_#{a}?")}
+  end
+
+  # Searches the source for users and returns an array of results
+  def search(q)
+    q = q.to_s.strip
+    return [] unless searchable? && q.present?
+
+    results = []
+    search_filter = base_filter & Net::LDAP::Filter.begins(self.attr_login, q)
+    ldap_con = initialize_ldap_con(self.account, self.account_password)
+    ldap_con.search(:base => self.base_dn,
+                    :filter => search_filter,
+                    :attributes => ['dn', self.attr_login, self.attr_firstname, self.attr_lastname, self.attr_mail],
+                    :size => 10) do |entry|
+      attrs = get_user_attributes_from_ldap_entry(entry)
+      attrs[:login] = AuthSourceLdap.get_attr(entry, self.attr_login)
+      results << attrs
+    end
+    results
+  rescue Net::LDAP::LdapError => e
+    raise AuthSourceException.new(e.message)
+  end
+
   private
 
   def with_timeout(&block)
@@ -84,6 +110,14 @@ class AuthSourceLdap < AuthSource
     nil
   end
 
+  def base_filter
+    filter = Net::LDAP::Filter.eq("objectClass", "*")
+    if f = ldap_filter
+      filter = filter & f
+    end
+    filter
+  end
+
   def validate_filter
     if filter.present? && ldap_filter.nil?
       errors.add(:filter, :invalid)
@@ -140,14 +174,8 @@ class AuthSourceLdap < AuthSource
     else
       ldap_con = initialize_ldap_con(self.account, self.account_password)
     end
-    login_filter = Net::LDAP::Filter.eq( self.attr_login, login )
-    object_filter = Net::LDAP::Filter.eq( "objectClass", "*" )
     attrs = {}
-
-    search_filter = object_filter & login_filter
-    if f = ldap_filter
-      search_filter = search_filter & f
-    end
+    search_filter = base_filter & Net::LDAP::Filter.eq(self.attr_login, login)
 
     ldap_con.search( :base => self.base_dn,
                      :filter => search_filter,

app/views/users/new.html.erb

@@ -10,3 +10,21 @@
     <%= submit_tag l(:button_create_and_continue), :name => 'continue' %>
   </p>
 <% end %>
+
+<% if @auth_sources.present? && @auth_sources.any?(&:searchable?) %>
+  <%= javascript_tag do %>
+    observeAutocompleteField('user_login', '<%= escape_javascript autocomplete_for_new_user_auth_sources_path %>', {
+      select: function(event, ui) {
+        $('input#user_firstname').val(ui.item.firstname);
+        $('input#user_lastname').val(ui.item.lastname);
+        $('input#user_mail').val(ui.item.mail);
+        $('select#user_auth_source_id option').each(function(){
+          if ($(this).attr('value') == ui.item.auth_source_id) {
+            $(this).attr('selected', true);
+            $('select#user_auth_source_id').trigger('change');
+          }
+        });
+      }
+    });
+  <% end %>
+<% end %>