module: common/get_extra: import download function from bindhosts

module/common/get_extra.sh

@@ -1,5 +1,5 @@
-#!/system/bin/sh
-
+#!/bin/sh
+PATH=/data/adb/ap/bin:/data/adb/ksu/bin:/data/adb/magisk:/data/data/com.termux/files/usr/bin:$PATH
 MODPATH=${0%/*}
 SKIPLIST="$MODPATH/tmp/skiplist"
 OUTPUT="$MODPATH/tmp/exclude-list"
@@ -7,6 +7,17 @@ KBOUTPUT="$MODPATH/tmp/.extra"
 
 aapt() { "$MODPATH/aapt" "$@"; }
 
+# probe for downloaders
+# wget = low pref, no ssl.
+# curl, has ssl on android, we use it if found
+download() {
+	if command -v curl > /dev/null 2>&1; then
+		curl --connect-timeout 3 -s "$1"
+        else
+		busybox wget -T 3 --no-check-certificate -qO - "$1"
+        fi
+}      
+
 get_kb() {
     check_wget
     wget --no-check-certificate -qO "$KBOUTPUT" "https://raw.githubusercontent.com/KOWX712/Tricky-Addon-Update-Target-List/main/.extra"
@@ -51,4 +62,4 @@ case "$1" in
 	--unnecessary) get_unnecessary; exit ;;
 	--xposed) get_xposed; exit ;;
 	--update) check_update; exit ;;
-esac
+esac