From c45be92b7675a1c73b86b1eba6112163246bee3f Mon Sep 17 00:00:00 2001
From: ketmar <ketmar@ketmar.no-ip.org>
Date: Fri, 9 Sep 2016 10:46:38 +0000
Subject: [PATCH] cosmetic fix

FossilOrigin-Name: 0ecb8badee47a54c0e080f3e59a714de16620a942b9980341d999290fd3407d9
---
 code/modules/httpobserver.js | 23 ++++++++++++++---------
 install.rdf                  |  4 ++--
 2 files changed, 16 insertions(+), 11 deletions(-)

diff --git a/code/modules/httpobserver.js b/code/modules/httpobserver.js
index 1e1ba6f..347d84d 100644
--- a/code/modules/httpobserver.js
+++ b/code/modules/httpobserver.js
@@ -101,16 +101,21 @@ let httpRequestObserver = {
           if (host in BLACK_HOSTS) blacklisted = BLACK_HOSTS[host];
         }
         if (!blacklisted && dw && PREFS.maxTotalBytesForDoc > 0) {
-          let ctlen = parseInt(httpChannel.getResponseHeader("Content-Length"), 10);
-          if (isNaN(ctlen)) doSizeBlockInTamper = true;
-          if (!isNaN(ctlen) && ctlen > 0) {
-            let isize = getByteCounterForDomWindow(dw)+ctlen;
-            if (isize >= PREFS.maxTotalBytesForDoc) {
-              if (PREFS.debugLog) conlog("*** [", httpChannel.URI.spec, "]: blacklisted due to bytes limit: isize="+isize+"; max="+PREFS.maxTotalBytesForDoc+"; ctlen="+ctlen);
-              blacklisted = true;
-            } else {
-              setByteCounterForDomWindow(dw, isize);
+          try {
+            let ctlen = parseInt(httpChannel.getResponseHeader("Content-Length"), 10);
+            if (isNaN(ctlen)) doSizeBlockInTamper = true;
+            if (!isNaN(ctlen) && ctlen > 0) {
+              let isize = getByteCounterForDomWindow(dw)+ctlen;
+              if (isize >= PREFS.maxTotalBytesForDoc) {
+                if (PREFS.debugLog) conlog("*** [", httpChannel.URI.spec, "]: blacklisted due to bytes limit: isize="+isize+"; max="+PREFS.maxTotalBytesForDoc+"; ctlen="+ctlen);
+                blacklisted = true;
+              } else {
+                setByteCounterForDomWindow(dw, isize);
+              }
             }
+          } catch (e) {
+            // httpChannel.getResponseHeader can throw when download is blocked (like font), just get out of here
+            return;
           }
         }
         // check rules
diff --git a/install.rdf b/install.rdf
index 3aa71cc..244354c 100644
--- a/install.rdf
+++ b/install.rdf
@@ -4,7 +4,7 @@
   <id>imago@ketmar.no-ip.org</id>
   <name>Smart Image Blocker</name>
   <description>Blocks images by dimensions and/or file size.</description>
-  <version>0.0.2.14</version>
+  <version>0.0.2.15</version>
   <creator>Ketmar Dark</creator>
   <iconURL>chrome://k8-imago/content/icon.png</iconURL>
   <updateURL>https://ketmar.no-ip.org/palemoon/addons/updates.bin?reqversion=%REQ_VERSION%&amp;appid=%APP_ID%&amp;appversion=%APP_VERSION%&amp;curappversion=%CURRENT_APP_VERSION%&amp;os=%APP_OS%&amp;abi=%APP_ABI%&amp;locale=%APP_LOCALE%&amp;type=%UPDATE_TYPE%&amp;compat=%COMPATIBILITY_MODE%&amp;id=%ITEM_ID%&amp;version=%ITEM_VERSION%&amp;maxapp=%ITEM_MAXAPPVERSION%</updateURL>
@@ -16,7 +16,7 @@
    <RDF:Description>
     <id>{8de7fcbb-c55c-4fbe-bfc5-fc555c87dbc4}</id>
     <minVersion>25.0</minVersion>
-    <maxVersion>26.*</maxVersion>
+    <maxVersion>27.*</maxVersion>
    </RDF:Description>
   </targetApplication>
 
-- 
2.11.4.GIT