From 2b33334cdd32305bb86ffbeddccc02be1366f9bb Mon Sep 17 00:00:00 2001
From: Andrew Cady <d@jerkface.net>
Date: Fri, 19 Jun 2020 20:23:29 -0400
Subject: incorporate mozlz4

---
 firefox-sideloader/functions.sh | 16 +++++++++++-----
 1 file changed, 11 insertions(+), 5 deletions(-)

diff --git a/firefox-sideloader/functions.sh b/firefox-sideloader/functions.sh
index 7b144df..ace764a 100644
--- a/firefox-sideloader/functions.sh
+++ b/firefox-sideloader/functions.sh
@@ -58,12 +58,17 @@ illustrate_leak()
     prof=$(get_default_firefox_profile_dir) && jq . < "$prof"/extensions.json | grep "$HOME"
 }
 
-copy_extensions_json()
+copy_file_with_filter()
 {
-    local new="$1" old="$2" f='extensions.json' filter_json
+    local new="$1" old="$2" f="$3" filter_json
     filter_json="s/${old//\//\\/}/${new//\//\\/}/g"
     [ -d "$old" -a -d "$new" ] || return
-    sed -e "$filter_json" > "$new"/"$f" < "$old"/"$f"
+    touch --reference="$old"/"$f" "$new"/"$f" || return
+    chmod --reference="$old"/"$f" "$new"/"$f" || return
+    case "$f" in
+        *lz4) mozlz4 - < "$old"/"$f" | sed -e "$filter_json" | mozlz4 -z - > "$new"/"$f" ;;
+        *) sed -e "$filter_json" < "$old"/"$f" > "$new"/"$f" ;;
+    esac
 }
 
 clone_profile_raw()
@@ -77,9 +82,10 @@ clone_profile_raw()
     [ "$new_profile_dir" ] || return
     [ "$new_profile_dir" != "$old_profile_dir" ] || return
 
-    cp -r --preserve=mode,timestamps -t "$new_profile_dir" -- "$old_profile_dir"/extensions/ || return
+    cp -r --preserve=mode,timestamps -t "$new_profile_dir" -- "$old_profile_dir"/{extensions/,extension-{setting,preference}s.json} || return
 
-    copy_extensions_json "$new_profile_dir" "$old_profile_dir"
+    copy_file_with_filter "$new_profile_dir" "$old_profile_dir" 'extensions.json'
+    copy_file_with_filter "$new_profile_dir" "$old_profile_dir" 'addonStartup.json.lz4'
 }
 
 clone_profile()
-- 
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