install stage 2: start implementing

install-stage2.sh

@@ -1,4 +1,115 @@
 #!/usr/bin/env bash
 
-#debugging
-exec bash --norc --noprofile
+LOGFILE=/tmp/void-usb-install-log
+
+function press_any_key {
+  echo "Press any key to continue or Ctrl+c to abort..."
+  read -n1 DISCARD_ME
+  echo ""
+}
+
+function yesno {
+  unset DISCARD_ME
+  while [ -z "$DISCARD_ME" ]; do
+    read -p "[y/n] " -n1 DISCARD_ME
+    case "$DISCARD_ME" in
+      y)
+        return 0
+        ;;
+      n)
+        return 1
+        ;;
+      *)
+        echo " Please enter y for yes or n for no."
+        unset DISCARD_ME
+        ;;
+    esac
+  done
+}
+
+
+[ -z "$TERM" ] && export TERM=linux
+
+echo -n "Checking for internet connection..."
+INTERNET="down"
+WAITING=0
+while [ "$INTERNET" = "down" -a "$WAITING" -lt 15 ]; do
+  sleep 1
+  if ping -c2 repo-default.voidlinux.org >> $LOGFILE 2>&1; then
+    INTERNET="up"
+  fi
+  WAITING=$((WAITING+1))
+  echo -n "."
+done
+echo " $INTERNET"
+
+if [ "$INTERNET" = "down" ]; then
+  clear
+  echo "Connect to WiFi?
+
+Any network settings from before the reboot have not been saved and need to be entered again.
+Use 'Activate a connection' in the dialog to select your network.
+
+Alternatively, you can continue without internet but the system will be left in a barebones state.
+"
+  if yesno; then
+    nmtui
+    clear
+
+    echo -n "Checking for internet connection..."
+    WAITING=0
+    while [ "$INTERNET" = "down" -a "$WAITING" -lt 15 ]; do
+      sleep 1
+      if ping -c2 repo-default.voidlinux.org >> $LOGFILE 2>&1; then
+        INTERNET="up"
+      fi
+      WAITING=$((WAITING+1))
+      echo -n "."
+    done
+    echo " $INTERNET"
+  fi
+fi
+
+if [ "$INTERNET" = "up" ]; then
+  echo -n "Retrieving package lists... "
+  xbps-install --sync >>$LOGFILE 2>&1
+  echo "done"
+fi
+
+readarray -t SECTIONS < /opt/void-usb/installer/package_selections/sections.lst
+for I in ${!SECTIONS[@]}; do
+  readarray -t OPTIONS < "/opt/void-usb/installer/package_selections/${SECTIONS[$I]}/options.lst"
+  AVAILABLE_OPTIONS=()
+  for J in ${!OPTIONS[@]}; do
+    source "/opt/void-usb/installer/package_selections/${SECTIONS[$I]}/${OPTIONS[$J]}"
+    if check; then
+      AVAILABLE_OPTIONS+=("${OPTIONS[$J]}")
+    fi
+  done
+
+  if [ -z "${AVAILABLE_OPTIONS[1]}" ]; then
+    # no need to ask, there is only one option anyway
+    CHOICE="${AVAILABLE_OPTIONS[0]}"
+  else
+    clear
+    cat "/opt/void-usb/installer/package_selections/${SECTIONS[$I]}/description.txt"
+    for J in ${!AVAILABLE_OPTIONS[@]}; do
+      source "/opt/void-usb/installer/package_selections/${SECTIONS[$I]}/${AVAILABLE_OPTIONS[$J]}"
+      echo "$J: $DESCRIPTION"
+    done
+    CHOICE=""
+    while [ -z "$CHOICE" ]; do
+      echo "Select by entering the corresponding number."
+      read -p "> " CHOICE_NUMBER
+      CHOICE="${AVAILABLE_OPTIONS[$CHOICE_NUMBER]}"
+    done
+  fi
+
+  source "/opt/void-usb/installer/package_selections/${SECTIONS[$I]}/$CHOICE"
+  if [ -n "$PACKAGES" ]; then
+    xbps-install --yes $PACKAGES
+  fi
+  post_install
+done
+
+bash --norc --noprofile