* Add some utility scripts

* Set mute & volume property explicitly to be able to hear audio always

mse/lib/common.js

@@ -57,6 +57,8 @@ function initApp(mediaElement = gMediaElement) {
     }
 
     mediaElement.installEventHandlers();
+    mediaElement.muted = false;
+    mediaElement.volume = 1;
 }
 
 function initializeMSE(mediaElement = gMediaElement) {

scripts/menu.sh

@@ -0,0 +1,73 @@
+
+if [[ "$1" == "-h" ]] || [[ "$1" == "--help" ]]; then
+echo "$0 <list of options delimited by colon>"
+echo "$0 -f <file containing list of optons>"
+exit 0
+fi
+
+if [[ "$1" == "-s" ]] || [[ "$1" == "--single-shot" ]]; then
+singleShot=1
+shift
+fi
+
+if [[ "$1" == "-f" ]]; then
+if [[ ! -f "$2" ]]; then
+echo "Input file \"$2\" is not present"
+exit 1
+fi
+
+options=$(cat $2)
+else
+options="$*"
+fi
+
+handler=${!#}
+if [[ -f "$handler" ]]; then
+if [[ ! -x "$handler" ]]; then
+echo "Handler file \"$handler\" found, but lacks executable permissiong, check"
+exit 1
+else
+options=${@:1:$#-1}
+fi
+else
+handler=''
+fi
+
+prevChoice='0'
+
+function cleanTmpFile() {
+if [[ ! -z "$optionFile" ]] && [[ -e $optionFile ]]; then
+rm $optionFile
+fi
+}
+
+trap cleanTmpFile SIGINT
+
+while :; do
+
+optionFile=$(mktemp)
+./menu_driver.sh $optionFile "$prevChoice" "$options"
+
+if [[ -e $optionFile ]]; then
+result=$(cat $optionFile)
+prevChoice=$(echo $result | cut -d ':' -f 1)
+menu="$(echo $result | cut -d ':' -f 2)"
+else
+prevChoice=0
+fi
+
+if [[ $prevChoice -eq 0 ]]; then
+exit 0
+fi
+
+if [[ ! -z "$handler" ]]; then
+$handler "$menu"
+fi
+
+if [[ $singleShot -eq 1 ]]; then
+exit 0
+fi
+
+cleanTmpFile
+
+done

scripts/menu_driver.sh

@@ -0,0 +1,107 @@
+#!/bin/sh
+
+choice=0
+maxChoice=-1
+prevChoice=-1
+navChoice=1
+declare -A menuMap
+menuMap[1]=1
+
+if [[ $# -le 1 ]]; then
+echo "Pass <file_to_store_option> as first arg and ':' separated list of options"
+exit 1
+fi
+
+# If first arg is a tmp file (where the caller wants to read the choice entered by user)
+# confirm if it is indeed a tmp file and shift the args
+outputFile=$1
+if [[ -f $outputFile ]] && [[ $outputFile =~ ^/tmp/tmp.* ]]; then
+shift
+fi
+
+if [[ $1 =~ ^[0-9]+$ ]]; then
+prevChoice=$1
+navChoice=$1
+shift
+fi
+
+inputList=$(echo $* | sed -e 's/ /<SPACE>/g' -e 's/:/ /g')
+
+displayMenu() {
+idx=1
+menuList=$1
+
+#clear
+for menu in $menuList;do
+menuMap[$idx]="$(echo $menu | sed 's/<SPACE>/ /g')"
+
+if [[ $prevChoice -eq $idx ]]; then # Previously chose option
+echo -n "*"
+elif [[ $navChoice -eq $idx ]]; then # Provisional option i.e in the process of navigating using keys
+echo -n "-"
+else
+echo -n " "
+fi
+
+printf "%2d : %s\n" $idx "${menuMap[$idx]}"
+idx=$((idx+1))
+done
+echo "  0 : Exit"
+
+if [[ $maxChoice -eq -1 ]]; then
+maxChoice=$((idx-1))
+fi
+}
+
+while :; do
+
+displayMenu "$inputList"
+
+read -e -p "Choose the option : " choice
+
+case $choice in
+0)
+exit 0
+;;
+
+"")
+if [[ ! -z "$navChoice" ]] && [[ $navChoice -ge 1 ]] && [[ $navChoice -le $maxChoice ]]; then
+choice=$navChoice
+prevChoice=$navChoice
+break
+fi
+;;
+
+[up])
+if [[ $navChoice -gt 1 ]]; then
+navChoice=$((navChoice-1))
+else
+navChoice=$maxChoice
+fi
+;;
+
+[dn])
+if [[ $navChoice -lt $maxChoice ]]; then
+navChoice=$((navChoice+1))
+else
+navChoice=1
+fi
+;;
+
+*)
+if [[ $choice -ge 1 ]] && [[ $choice -le $maxChoice ]]; then
+prevChoice=$choice
+navChoice=$choice
+break
+else
+echo "Incorrect option, try again"
+sleep 1
+continue
+fi
+;;
+
+esac
+
+done
+
+echo "$choice:${menuMap[$choice]}" > $outputFile