#!/bin/bash
# file: gsl__post_manager
# Folder: /var/lib/gsl/scripts
# By echolib (XMPP: im@echolib.re)
# License: GNU AFFERO GENERAL PUBLIC LICENSE Version 3, 19 November 2007


#======================================================================
# ---------------------------------
# LOOP. Read ALL .gsl files in $PWD
# ---------------------------------
#======================================================================
posts__loop() {
for gsl_post in `ls -1 *.gsl 2>/dev/null`
do
  
  # Do specific asked Post
  [[ "$gsl_this_post" ]] && ! [[ "$gsl_post" == "$gsl_this_post" ]] \
    && continue

  # Set DB files (here, for newer post)
  gsl_file_db_post="$gsl_dir_db_domain/$gsl_post.db"
  gsl_file_db_post_hash="$gsl_dir_db_domain/.$gsl_post.db"

  # check newer only
  [[ $gsl_check_newer ]] && [[ -f "$gsl_file_db_post" ]] \
      && continue

  article__sum "$gsl_post" || continue
  article__splitter || return
  DB__datas "$1"
  DB__compare_hash "$1"
  [[ "$article_Type" ]] \
    && srv__files datas

  # From COMMAND [OPT]
  case "$1" in
    check) Checkers ;;
    make)  Makers ;;
    www)   WWW__validate "$2" ;;
    wip)   WIP__remove "$2" ;;
  esac
  
  # In DB, show logs for server
  if [[ "$article_Type" ]];then
    if [[ $article_new_hash ]];then
      [[ "$old_Type" ]] \
        && log_content="new TYPE" \
        || log_content="new content"
      wip__remove "$log_content"
    fi

    srv__files datas
    srv__files logs
  fi
  
  unset ${!article_@}
done

# Remove split files
[[ -f "$gsl_tmp_post" ]] && rm -f "$gsl_tmp_post"
[[ -f "$gsl_tmp_head" ]] && rm -f "$gsl_tmp_head"
}


#======================================================================
#---------------------
# Tools for post files
#---------------------
#======================================================================
#======================================================================
# Check if .gsl files
#======================================================================
if__gsl_post() {
gsl_nbr_posts=`ls -1 *.gsl 2>/dev/null | wc -l`
(( $gsl_nbr_posts == 0 )) \
  && echo "! No .gsl file in this folder" \
  && exit
}


#======================================================================
# Get line from first title to split header & content
#======================================================================
article__splitter() {
gsl_post_begin=`
awk -v m="#1" \
    'match($1,m) {print NR;exit}' \
    "$gsl_post"`
    
if ! [[ "$gsl_post_begin" ]];then
  gsl__logs_print -e -c \
    "Begins" \
    "Unused: '#1' TITLE" \
    "${PWD}/$gsl_post"
  return 1
fi

file__header_only
file__post_only

gsl__logs_print -i -g \
  "Split" \
  "line: $gsl_post_begin ; Header + Content" \
  "$gsl_tmp_head + $gsl_tmp_post"
}


#======================================================================
# Create TMP file > Get Headers metas Only (before #1)
#======================================================================
file__header_only() {
gsl_tmp_head=`mktemp`
awk -v l="$gsl_post_begin" \
    'NR < l' \
    "$gsl_post" \
  > "$gsl_tmp_head"
}


#======================================================================
# Create TMP file > Get Content Post Only (after #1)
#======================================================================
file__post_only() {
gsl_tmp_post=`mktemp`
awk -v l="$gsl_post_begin" \
    'NR >= l' \
    "$gsl_post" \
  > "$gsl_tmp_post"
}


#======================================================================
# Get Size & cksum Hash from File... $1: File
#======================================================================
article__sum() {
article_Sum=`cksum "$1"`
article_Hash=`awk '{print $1}' <<< "$article_Sum"`
article_Size=`awk '{print $2}' <<< "$article_Sum"`

case "$gsl_proc" in
  create|edit) return ;;
esac
  
# Post too small ?
if (( "$article_Size" <= $gsl_article_min_Size ));then
  gsl__logs_print -w -A -sk \
    "Not enough content ($article_Size < $gsl_article_min_Size)" \
    "${PWD}/$1"
  return 1
fi

gsl__logs_print -i -A -src \
  "Hash: $article_Hash ; Size: $article_Size" \
  "${PWD}/$1"
}


#======================================================================
# Get arguments from COMMAND (create)
# $2: post type
# $3: post name
#======================================================================
new__article_OPTIONS() {
gsl__find_domain
author__check || exit 0

# exit if no postname
! [[ "$3" ]] \
  && gsl__invalid_option "$3" "Please set a name for your $2"
  
gsl_postname="$3"
case "$gsl_postname" in
  *".gsl") gsl_postname=${gsl_postname/%.gsl/}
esac

# File exists
[[ -f "$gsl_postname.gsl" ]] \
  && echo "! $PWD/$gsl_postname.gsl already exists..." \
  && exit

gsl_proc="create"
[[ `grep -i "fr" <<<"$gsl_site_lang"` ]] \
  && gsl_today=`printf '%(%d-%m-%Y)T'` \
  || gsl_today=`date +%F`

gsl_post="$gsl_postname.gsl"
log__process_begin "Create $2"

touch "$PWD/$gsl_post"
cat << EONEWP >> "$PWD/$gsl_post"
type: $2
title: 
slug: 
info: 
author: 
tags: 
date: $gsl_today

# Uncomment and fill
#link: NAME : URL : Alt-Text
#image: NBR : URI : ALT-TEXT
#abbr: SHORT : LONG

#1
·Bold· •Strong• ”Emphasis” ×Stile× ¤cat -n "$PWD/$gsl_postname.gsl"¤
EONEWP

get__post_sum "$gsl_post"
gsl__logs_print -i -f -src \
  "Hash: $gsl_post_hash ; Size: $gsl_post_size" \
  "$PWD/$gsl_post"

log__process_end "Create $2"

cat -n "$PWD/$gsl_post"
echo
gsl check "$gsl_post"
exit
}