From f0540b598a40c03882dc1af6c4b95256bb27cb1a Mon Sep 17 00:00:00 2001
From: Andrew Dolgov <fox@madoka.volgo-balt.ru>
Date: Wed, 20 Mar 2013 13:17:48 +0400
Subject: add a hack to prevent loading of stuff for hidden content in
 unexpanded combined mode (refs #602)

---
 js/functions.js | 62 +++++++++++++++++++++++++++++++++++++++++++++++++++++++++
 js/viewfeed.js  |  8 ++++++++
 2 files changed, 70 insertions(+)

(limited to 'js')

diff --git a/js/functions.js b/js/functions.js
index be78294df..d7e10c652 100644
--- a/js/functions.js
+++ b/js/functions.js
@@ -1913,3 +1913,65 @@ function helpDialog(topic) {
 	}
 }
 
+function htmlspecialchars_decode (string, quote_style) {
+  // http://kevin.vanzonneveld.net
+  // +   original by: Mirek Slugen
+  // +   improved by: Kevin van Zonneveld (http://kevin.vanzonneveld.net)
+  // +   bugfixed by: Mateusz "loonquawl" Zalega
+  // +      input by: ReverseSyntax
+  // +      input by: Slawomir Kaniecki
+  // +      input by: Scott Cariss
+  // +      input by: Francois
+  // +   bugfixed by: Onno Marsman
+  // +    revised by: Kevin van Zonneveld (http://kevin.vanzonneveld.net)
+  // +   bugfixed by: Brett Zamir (http://brett-zamir.me)
+  // +      input by: Ratheous
+  // +      input by: Mailfaker (http://www.weedem.fr/)
+  // +      reimplemented by: Brett Zamir (http://brett-zamir.me)
+  // +    bugfixed by: Brett Zamir (http://brett-zamir.me)
+  // *     example 1: htmlspecialchars_decode("<p>this -&gt; &quot;</p>", 'ENT_NOQUOTES');
+  // *     returns 1: '<p>this -> &quot;</p>'
+  // *     example 2: htmlspecialchars_decode("&amp;quot;");
+  // *     returns 2: '&quot;'
+  var optTemp = 0,
+    i = 0,
+    noquotes = false;
+  if (typeof quote_style === 'undefined') {
+    quote_style = 2;
+  }
+  string = string.toString().replace(/&lt;/g, '<').replace(/&gt;/g, '>');
+  var OPTS = {
+    'ENT_NOQUOTES': 0,
+    'ENT_HTML_QUOTE_SINGLE': 1,
+    'ENT_HTML_QUOTE_DOUBLE': 2,
+    'ENT_COMPAT': 2,
+    'ENT_QUOTES': 3,
+    'ENT_IGNORE': 4
+  };
+  if (quote_style === 0) {
+    noquotes = true;
+  }
+  if (typeof quote_style !== 'number') { // Allow for a single string or an array of string flags
+    quote_style = [].concat(quote_style);
+    for (i = 0; i < quote_style.length; i++) {
+      // Resolve string input to bitwise e.g. 'PATHINFO_EXTENSION' becomes 4
+      if (OPTS[quote_style[i]] === 0) {
+        noquotes = true;
+      } else if (OPTS[quote_style[i]]) {
+        optTemp = optTemp | OPTS[quote_style[i]];
+      }
+    }
+    quote_style = optTemp;
+  }
+  if (quote_style & OPTS.ENT_HTML_QUOTE_SINGLE) {
+    string = string.replace(/&#0*39;/g, "'"); // PHP doesn't currently escape if more than one 0, but it should
+    // string = string.replace(/&apos;|&#x0*27;/g, "'"); // This would also be useful here, but not a part of PHP
+  }
+  if (!noquotes) {
+    string = string.replace(/&quot;/g, '"');
+  }
+  // Put this in last place to avoid escape being double-decoded
+  string = string.replace(/&amp;/g, '&');
+
+  return string;
+}
diff --git a/js/viewfeed.js b/js/viewfeed.js
index 2555215ce..4bb261879 100644
--- a/js/viewfeed.js
+++ b/js/viewfeed.js
@@ -1365,13 +1365,21 @@ function cdmExpandArticle(id) {
 		}
 
 		setActiveArticleId(id);
+		cdmScrollToArticleId(id, true);
 
 		elem = $("CICD-" + id);
 
 		var collapse = $$("div#RROW-" + id +
 				" span[class='collapseBtn']")[0];
 
+		var cencw = $("CENCW-" + id);
+
 		if (!Element.visible(elem)) {
+			if (cencw) {
+				cencw.innerHTML = htmlspecialchars_decode(cencw.innerHTML);
+				cencw.setAttribute('id', '');
+			}
+
 			Element.show(elem);
 			Element.hide("CEXC-" + id);
 			Element.show(collapse);
-- 
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