#!/bin/bash
# ContributeRecipe - submits a GoboLinux recipe to the review panel
# Copyright (C) 2008 Michael Homer
# 
# This program is free software: you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation, either version 2 of the License, or
# (at your option) any later version.
# 
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
# GNU General Public License for more details.
# 
# You should have received a copy of the GNU General Public License
# along with this program.  If not, see <http://www.gnu.org/licenses/>.

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

source ScriptFunctions
Import GoboLinux
Import OptionParser
Import Versions

Parse_Conf Compile/Compile.conf

submissionTarget='http://recipes.gobolinux.org/review/submit?ver=1'
### Options ###################################################################

scriptDescription="Contribute a recipe to the global store"
scriptCredits="Copyright (C) 2008-2009 Michael Homer. Released under the GNU GPL."
helpOnNoArguments=yes
scriptUsage="{ <recipe dir> | <recipe name> [<recipe version>] }"
scriptExample="firefox"
Add_Option_Boolean "p" "pretend" "Don't really submit, just dump the report to stdout."
Parse_Options "$@"

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

entry="$(Arg 1)"
version="$(Arg 2)"

# Uncompress the file if it's a tarball
if file $entry | grep -q bzip2
then
   entry=`Unpack_Archive $entry $compileLocalRecipesDir | cut -d/ -f1 | head -n 1`
# Get path from LocalRecipes if only a name is given
elif ! echo $entry | grep -q /
then
   entry=`ls "$compileLocalRecipesDir" | grep -i "^$(Arg 1)$"`
   [ "$entry" ] || Die "Could not find $(Arg 1) in $compileLocalRecipesDir."
   entry="$compileLocalRecipesDir/$entry"
else
   if [ -f "$entry/Recipe" ]
   then
      version=$(basename $entry)
      entry=$(dirname $entry)
   fi
fi

cd $compileLocalRecipesDir
[ -d "$entry" ] || Die "Could not read $entry."

program=`basename $entry`

if ! [ "$version" ]
then
   [ `ls "$entry" | wc -l` -eq 1 ] || Die "Please specify a version for $program. Available versions are:\n$(ls $entry)"
   version=`ls "$entry"`
fi

PackRecipe $program $version || Die "Recipe failed validation. Not submitting."
[ -r "$entry/$version/Resources/Description" ] || Die "No description file found. Not submitting."

[ -r "$entry/$version/Recipe" ] || Die "Could not read Recipe file in $entry/$version."

# Perform some simple cleanups
for i in `find $entry/$version -name Recipe`
do
  [ -w `dirname "$i"` ] || Die "Need write permissions to the recipe."
  sed -i.bak -e 's,$target/../Settings,$settings_target,g' \
             -e 's,$target/../Variable,$variable_target,g' \
             $i
  rm $i.bak
done

# Removes revisions from submitted recipes
if echo "$version" | grep -q "\-r"
then
   newversion=`echo $version | sed 's,-r[0-9]*$,,'`
   if [ -d "$program/$newversion" ]
   then Die "Attempted to remove revision from $version but $program/$newversion is in the way."
   fi
   mv "$program/$version" "$program/$newversion"
   version=$newversion
fi

scriptsVersion=`Get_Version Scripts Current`
compileVersion=`Get_Version Compile Current`
mkdir temp-$$
mkdir -p empty-$$/$program
diff -urNa empty-$$/$program $program/$version>temp-$$/empty-patch
base_recipe="$(FindPackage -l --type=recipe $program $version|grep -v LocalRecipes|head -n 1)"
if ! [ "$base_recipe" ]
then
   base_recipe="$(FindPackage -l --type=recipe $program|grep -v LocalRecipes|head -n 1)"
fi
base=$(GetRecipe "$base_recipe")
if [ -e "$base" ]
then
   # It's an updated version of an existing recipe
   lastversion=$(basename $base)
   echo "Generating diff from $lastversion->$version"
   diff -urNa $base $program/$version>temp-$$/patch
else
   cp temp-$$/empty-patch temp-$$/patch
fi

# Generate the report and save it to a file because wget requires that
{
   echo "ContributeRecipe protocol 1"
   echo "Submitter: $compileRecipeAuthor"
   echo "Program: $program"
   echo "Version: $version"
   echo "Compile: $compileVersion"
   echo "Scripts: $scriptsVersion"
   echo -n "GoboLinuxVersion: "
   # GoboLinuxVersion had a newline on the end in some versions
   # including 012, which corrupts the submission. Cut it off.
   echo $(cat $goboSettings/GoboLinuxVersion)
   echo "Origin: ${lastversion:-none}"
   echo
   cat temp-$$/empty-patch|base64
   echo
   cat temp-$$/patch|base64
} > temp-$$/report

if Boolean "pretend"
then
   cat temp-$$/report
   echo
   echo
   echo "Submission report ends. Unencoded update patch follows."
   cat temp-$$/patch
elif ! wget -O - -q --post-file=temp-$$/report "$submissionTarget"
then
   Log_Error "There was an error using wget to submit your recipe."
   Log_Error "This may be a temporary network problem or a firewall issue."
   Log_Terse "You can also submit your recipe by emailing the packed"
   Log_Terse "tarball to gobolinux-recipes@lists.gobolinux.org"
fi

rm -rf temp-$$ empty-$$