#!/bin/bash

##################################################
# Imports
##################################################

. ScriptFunctions
Import OptionParser
Import File
Import GoboLinux
Import Compile

##################################################
# Options and configuration
##################################################

Parse_Conf Compile.conf

scriptDescription="Update local recipe list from recipe stores."
scriptCredits="(C) 2003-2004 Carlo Calica et al. Released under the GNU GPL."
scriptUsage="[<program>]"
scriptNotes="When updating a single program, $scriptName will download "\
"all its available recipes. When no program is specified, $scriptName will "\
"fetch the recipe list and populate $compileGetRecipeDir with directory "\
"entries (and download the recipes only if --all is used)."
Add_Option_Boolean "a" "all" "Download contents of updated recipes. "\
"By default, $scriptName will only fetch the recipe list and generate "\
"empty recipe directories (except when updating a single program)."
Add_Option_Boolean "l" "all-latest" "Like --all, but only fetch the latest "\
"versions of each recipe."
Add_Option_Boolean "t" "thorough" "Check all availabe mirrors for updates. "\
"By default, only the first working mirror (as configured in Compile.conf) is used."
Parse_Options "$@"

if Is_Writable "$compileGetRecipeDir"
then sudo=
else sudo="sudo -u #0"
fi

##################################################
# Prepare Environment
##################################################

Check_Dir_Variable compileGetRecipeDir

##################################################
# Operation
##################################################

app="$(Arg 1)"

function get_recipes_for_app() {
   for recipe in `FindPackage --types=recipe --full-list $1`
   do
      #[detsch], getrecipe now receives a full url/path
      GetRecipe "$recipe" > /dev/null
   done
}

if [ "$app" ]
then       
   get_recipes_for_app "$app"
else
   for getRecipeStoreHttp in "${getRecipeStores[@]}"
   do
      lsfile="$getRecipeStoreHttp/RecipeList"
      Log_Normal "Updating recipes from store $getRecipeStoreHttp"
      tmpls=$(wget $lsfile -O - 2>/dev/null)
      
      for recipename in ${tmpls}
      do
         noext="$recipename"
         noext=${noext%--recipe.tar.bz2}
         packagename=${noext%--*}
         packageversion=${noext##*--}
         recipeurl="$getRecipeStoreHttp/$recipename"
         if Boolean "all"
         then # getrecipe
            GetRecipe "$recipeurl" > /dev/null
         elif Boolean "all-latest"
         then
            if [ `FindPackage --type recipe $packagename 2> /dev/null` = "$recipeurl" ]
            then GetRecipe "$recipeurl" > /dev/null
            fi
         else # only create stub directory
            $sudo mkdir -p "$compileGetRecipeDir/$packagename/$packageversion"
         fi
      done

      if [ "$?" == "0" ] && ! Boolean "thorough"
      then
         break 2
      fi
   done
fi