#!/bin/bash

# 1-59/5 * * * * /etc/sphinx/sphinx_rotate.sh /path_to_example1.com

# 4 3 * * * indexer itemsIndexMain --quiet --rotate
# 1-59/5 * * * * indexer itemsIndexDelta --quiet --rotate; indexer --quiet --merge itemsIndexMain itemsIndexDelta --rotate

indexer="/usr/bin/indexer --config /etc/sphinx/sphinx.conf --quiet --rotate "

if [ $# -eq 0 ]; then
  echo "Usage: sphinx_rotate.sh [Path to project]"
  exit 1;
fi
if [ ! -f /usr/bin/indexer ]; then
  echo "indexer not found. Check sphinx installation."
  exit 1;
fi

for project in "$@"; do
  if [ ! -d "$project" ]; then echo "Project not found: $project"; continue; fi;
  path="$project"/files/sphinx
  if [ ! -d "$path" ]; then continue; fi;

  main="$path/mode_main_rotate"
  if [ -f "$main" ]; then

    for file in "$path"/main_*; do
      if [ ! -f "$file" ]; then continue; fi;
      name=$(< "$file")
      $indexer "$name"
    done
    rm -f "$main"

  else

    delta="/delta_";
    for file in "$path$delta"*; do
      if [ ! -f "$file" ]; then continue; fi;
      delta_name=$(< "$file")
      l=${#path}
      d=${#delta}
      let "l = l + d"
      main=${file:l}
      main="$path/main_$main"
      if [ ! -f "$main" ]; then continue; fi;
      main_name=$(< "$main")
      $indexer "$delta_name"
      $indexer --merge "$main_name" "$delta_name"
    done

  fi

  for file in "$path"/rotate_*; do
    if [ ! -f "$file" ]; then continue; fi;
    name=$(< "$file")

    $indexer "$name"

    rm -f "$file"
  done

done