From cfb0babec348a5543ae4c4a8c2c5e4438644429e Mon Sep 17 00:00:00 2001
From: David Heinemeier Hansson <david@loudthinking.com>
Date: Sat, 24 Dec 2005 22:58:33 +0000
Subject: Added :select option for JavaScriptMacroHelper#auto_complete_field
 that makes it easier to only use part of the auto-complete suggestion as the
 value for insertion [Thomas Fuchs]

git-svn-id: http://svn-commit.rubyonrails.org/rails/trunk@3348 5ecf4fe2-1ee6-0310-87b1-e25e094e27de
---
 railties/html/javascripts/controls.js |  8 +++++++-
 railties/html/javascripts/effects.js  | 29 ++++++++++++++---------------
 2 files changed, 21 insertions(+), 16 deletions(-)

(limited to 'railties/html/javascripts')

diff --git a/railties/html/javascripts/controls.js b/railties/html/javascripts/controls.js
index 9742b69188..a8e7ec7452 100644
--- a/railties/html/javascripts/controls.js
+++ b/railties/html/javascripts/controls.js
@@ -222,7 +222,13 @@ Autocompleter.Base.prototype = {
       return;
     }
 
-    var value = Element.collectTextNodesIgnoreClass(selectedElement, 'informal');
+    var value = '';
+    if (this.options.select) {
+      var nodes = document.getElementsByClassName(this.options.select, selectedElement) || [];
+      if(nodes.length>0) value = Element.collectTextNodes(nodes[0], this.options.select);
+    } else
+      value = Element.collectTextNodesIgnoreClass(selectedElement, 'informal');
+
     var lastTokenPos = this.findLastToken();
     if (lastTokenPos != -1) {
       var newValue = this.element.value.substr(0, lastTokenPos + 1);
diff --git a/railties/html/javascripts/effects.js b/railties/html/javascripts/effects.js
index 414398ce47..035a63e62f 100644
--- a/railties/html/javascripts/effects.js
+++ b/railties/html/javascripts/effects.js
@@ -24,23 +24,22 @@ String.prototype.parseColor = function() {
   return(color.length==7 ? color : (arguments[0] || this));  
 }  
 
-Element.collectTextNodesIgnoreClass = function(element, ignoreclass) {  
-  var children = $(element).childNodes;  
-  var text     = '';  
-  var classtest = new RegExp('^([^ ]+ )*' + ignoreclass+ '( [^ ]+)*$','i');  
- 
-  for (var i = 0; i < children.length; i++) {  
-    if(children[i].nodeType==3) {  
-      text+=children[i].nodeValue;  
-    } else {  
-      if((!children[i].className.match(classtest)) && children[i].hasChildNodes())  
-        text += Element.collectTextNodesIgnoreClass(children[i], ignoreclass);  
-    }  
-  }  
- 
-  return text;
+Element.collectTextNodes = function(element) {  
+  return $A($(element).childNodes).collect( function(node) {
+    return (node.nodeType==3 ? node.nodeValue : 
+      (node.hasChildNodes() ? Element.collectTextNodes(node) : ''));
+  }).flatten().join('');
 }
 
+Element.collectTextNodesIgnoreClass = function(element, className) {  
+  return $A($(element).childNodes).collect( function(node) {
+    return (node.nodeType==3 ? node.nodeValue : 
+      ((node.hasChildNodes() && !Element.hasClassName(node,className)) ? 
+        Element.collectTextNodes(node) : ''));
+  }).flatten().join('');
+}
+
+
 Element.setStyle = function(element, style) {
   element = $(element);
   for(k in style) element.style[k.camelize()] = style[k];
-- 
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