Mercurial > ec-dotfiles

changeset 370:fc644e52df7c

Find changesets by keywords (author, files, the commit message), revision number or hash, or revset expression.
[bin/ren] Replaced tabs with spaces
author Edho Arief <edho@myconan.net>
date Thu, 28 Jun 2012 09:08:27 +0700
parents 0adc967bafda
children 38c7615caf9e
files bin/moefetch
diffstat 1 files changed, 268 insertions(+), 268 deletions(-) [+]
line wrap: on
line diff
--- a/bin/moefetch	Sun Jun 17 09:57:17 2012 +0000
+++ b/bin/moefetch	Thu Jun 28 09:08:27 2012 +0700
@@ -42,7 +42,7 @@
 
 # useless welcome message. Also version
 msg_welcome() {
-	echo "moefetch ${_version}
+  echo "moefetch ${_version}
 Copyright (c) 2009-2012 edogawaconan <edho@myconan.net>
 "
 }
@@ -50,14 +50,14 @@
 # Sanitize path. Totally safe. Usage: cmd "$(safe_path "${filename}")"
 safe_path()
 {
-	# It all depends on the first character.
-	start=$(printf "%s" "$*" | cut -c 1)
-	path=
-	case "${start}" in
-		.|/) path="$*";; # . and / is safe. No change.
-		*) path="./$*";; # Anything else must be prefixed with ./
-	esac
-	printf "%s" "${path}" # Return.
+  # It all depends on the first character.
+  start=$(printf "%s" "$*" | cut -c 1)
+  path=
+  case "${start}" in
+    .|/) path="$*";; # . and / is safe. No change.
+    *) path="./$*";; # Anything else must be prefixed with ./
+  esac
+  printf "%s" "${path}" # Return.
 }
 
 # Checks md5. OpenSSL should be available on anything usable.
@@ -78,56 +78,56 @@
 
 # fatal error handler
 Err_Fatal() {
-	echo "
+  echo "
 Fatal error: ${1}"
-	exit 1
+  exit 1
 }
 
 Err_Impossible() {
-	echo "
+  echo "
 Impossible error. Or you modified content of the working directories when the script is running.
 Please report to moefetch.googlecode.com if you see this message (complete with entire run log)"
-	exit 1
+  exit 1
 }
 
 # help message
 Err_Help() {
-	echo "moefetch.sh COMMAND [-n] [-p PASSWORD] [-s SITE_URL] [-u USERNAME] TAGS
+  echo "moefetch.sh COMMAND [-n] [-p PASSWORD] [-s SITE_URL] [-u USERNAME] TAGS
 
 COMMAND: 
-	(quick)fetch:
-		Do a complete update. Add prefix quick to skip file checking
-	check:
-		Get list of new files, clean up local folder and print total new files
+  (quick)fetch:
+    Do a complete update. Add prefix quick to skip file checking
+  check:
+    Get list of new files, clean up local folder and print total new files
 
 OPTIONS:
-	-n:
-		Skip checking repository directory.
-	-p PASSWORD:
-		Specifies password for login.
-	-s SITE_URL: 
-		Specify URL of the Danbooru powered site you want to leech from. Default is ${DEFAULT_SITE}.
-	-u USERNAME:
-		Specifies username for login.
-	TAGS: 
-		Tags you want to download. Separated by spaces. Tag name follows standard Danbooru tagging scheme."
-	exit 2
+  -n:
+    Skip checking repository directory.
+  -p PASSWORD:
+    Specifies password for login.
+  -s SITE_URL: 
+    Specify URL of the Danbooru powered site you want to leech from. Default is ${DEFAULT_SITE}.
+  -u USERNAME:
+    Specifies username for login.
+  TAGS: 
+    Tags you want to download. Separated by spaces. Tag name follows standard Danbooru tagging scheme."
+  exit 2
 }
 
 # generate link by transforming xml
 Generate_Link() {
-	echo "
+  echo "
 Fetching XML file"
-	tempnum=1000
-	iternum=1
-	> "${TEMP_PREFIX}-list"
-	while [ "${tempnum}" -ge 1000 ]; do
-		url="${SITE}/post/index.xml?tags=$(get_cleantags "${TAGS}")&offset=0&limit=1000&page=${iternum}"
-		[ ${_use_login} -eq 1 ] && url="${url}&login=${LOGIN_USER}&password_hash=${LOGIN_PASS}"
-		wget --no-check-certificate --quiet "${url}" -O "${TEMP_PREFIX}-xml" --referer="${SITE}/post" --user-agent="${useragent}" -e continue=off || Err_Fatal "Failed download catalog file"
-		printf "Processing XML file... "
-		# xslt evilry
-		xsltproc - "${TEMP_PREFIX}-xml" <<EOF | sed 's/.*\(https*.*\)\(\/[a-f0-9]\{32\}\).*\.\([^\.]*\)/\1\2.\3/g' | grep ^http > "${TEMP_PREFIX}-templist"
+  tempnum=1000
+  iternum=1
+  > "${TEMP_PREFIX}-list"
+  while [ "${tempnum}" -ge 1000 ]; do
+    url="${SITE}/post/index.xml?tags=$(get_cleantags "${TAGS}")&offset=0&limit=1000&page=${iternum}"
+    [ ${_use_login} -eq 1 ] && url="${url}&login=${LOGIN_USER}&password_hash=${LOGIN_PASS}"
+    wget --no-check-certificate --quiet "${url}" -O "${TEMP_PREFIX}-xml" --referer="${SITE}/post" --user-agent="${useragent}" -e continue=off || Err_Fatal "Failed download catalog file"
+    printf "Processing XML file... "
+    # xslt evilry
+    xsltproc - "${TEMP_PREFIX}-xml" <<EOF | sed 's/.*\(https*.*\)\(\/[a-f0-9]\{32\}\).*\.\([^\.]*\)/\1\2.\3/g' | grep ^http > "${TEMP_PREFIX}-templist"
 <xsl:stylesheet xmlns:xsl="http://www.w3.org/1999/XSL/Transform" version="1.0">
 <xsl:output method="xml" indent="yes"/>
 <xsl:template match="post">
@@ -135,292 +135,292 @@
 </xsl:template>
 </xsl:stylesheet>
 EOF
-		tempnum=$(grep -c . "${TEMP_PREFIX}-templist")
-		iternum=$((iternum + 1))
-		cat "${TEMP_PREFIX}-templist" >> "${TEMP_PREFIX}-list"
-		echo "${tempnum} file(s) available"
-	done
-	numfiles=$(grep -c . "${TEMP_PREFIX}-list")
-	echo "${numfiles} file(s) available on server"
-	[ "${numfiles}" -gt 0 ] || Err_Fatal "Error in processing list or no files can be found with specified tag(s) or site."
+    tempnum=$(grep -c . "${TEMP_PREFIX}-templist")
+    iternum=$((iternum + 1))
+    cat "${TEMP_PREFIX}-templist" >> "${TEMP_PREFIX}-list"
+    echo "${tempnum} file(s) available"
+  done
+  numfiles=$(grep -c . "${TEMP_PREFIX}-list")
+  echo "${numfiles} file(s) available on server"
+  [ "${numfiles}" -gt 0 ] || Err_Fatal "Error in processing list or no files can be found with specified tag(s) or site."
 }
 
 
 progress_init() {
-	_last="-"
-	printf "${_last}"
+  _last="-"
+  printf "${_last}"
 }
 
 progress_anim() {
-	case "${_last}" in
-		/) _last="-";;
-		-) _last=\\;;
-		\\) _last=\|;;
-		\|) _last="/";;
-	esac
-	printf "\b${_last}"
+  case "${_last}" in
+    /) _last="-";;
+    -) _last=\\;;
+    \\) _last=\|;;
+    \|) _last="/";;
+  esac
+  printf "\b${_last}"
 }
 
 progress_done() { printf "\bdone\n"; }
 
 # getting rid of ls (as per suggestion)
 Count_Files() {
-	numfiles=0
-	for dircontent in "${*}/"* "${*}/".*; do 
-		if [ -e "${dircontent}" ] && [ x"${dircontent}" != x"${*}/." ] && [ x"${dircontent}" != x"${*}/.." ]; then 
-			numfiles=$((numfiles + 1))
-		fi
-	done
-	echo $((numfiles))
+  numfiles=0
+  for dircontent in "${*}/"* "${*}/".*; do 
+    if [ -e "${dircontent}" ] && [ x"${dircontent}" != x"${*}/." ] && [ x"${dircontent}" != x"${*}/.." ]; then 
+      numfiles=$((numfiles + 1))
+    fi
+  done
+  echo $((numfiles))
 }
 
 # check tools availability
 Check_Tools() {
-	# verify all programs required do indeed exist
-	commands="cut sed wc wget xsltproc xargs rm mkdir chown comm grep date openssl"
-	for cmd in ${commands}
-	do
-		 [ "$(command -v "${cmd}")" ] || Err_Fatal "${cmd} doesn't exist in ${PATH}"
-	done
+  # verify all programs required do indeed exist
+  commands="cut sed wc wget xsltproc xargs rm mkdir chown comm grep date openssl"
+  for cmd in ${commands}
+  do
+     [ "$(command -v "${cmd}")" ] || Err_Fatal "${cmd} doesn't exist in ${PATH}"
+  done
 }
 
 # verify required folders exist and writeable
 Check_Folders(){
-	[ -O "${BASE_DIR}" ] || Err_Fatal "You don't own ${BASE_DIR}. Please fix ${BASE_DIR} or run this script in your own directory."
-	for directory in temp trash deleted "${SITE_DIR}/${TARGET_DIR}"; do
-		if [ ! -d "${BASE_DIR}/${directory}" ]; then
-			mkdir -p "${BASE_DIR}/${directory}" || Err_Impossible
-		fi
-		if [ ! -O "${BASE_DIR}/${directory}" ]; then
-			echo "You don't own the ${BASE_DIR}/${directory}, applying globally writeable permission on it"
-			chmod -R u=rwX,g=rwX,o=rwX "${BASE_DIR}/${directory}" || Err_Impossible
-		fi
-	done
-	[ "$(Count_Files "${BASE_DIR}/${SITE_DIR}/${TARGET_DIR}")" -eq 0 ] && ISNEW=1
-	for i in error ok list newlist templist; do
-		touch "${TEMP_PREFIX}-${i}" || Fatal_Err "Error creating ${TEMP_PREFIX}-${i}. This shouldn't happen"
-	done
-	#
+  [ -O "${BASE_DIR}" ] || Err_Fatal "You don't own ${BASE_DIR}. Please fix ${BASE_DIR} or run this script in your own directory."
+  for directory in temp trash deleted "${SITE_DIR}/${TARGET_DIR}"; do
+    if [ ! -d "${BASE_DIR}/${directory}" ]; then
+      mkdir -p "${BASE_DIR}/${directory}" || Err_Impossible
+    fi
+    if [ ! -O "${BASE_DIR}/${directory}" ]; then
+      echo "You don't own the ${BASE_DIR}/${directory}, applying globally writeable permission on it"
+      chmod -R u=rwX,g=rwX,o=rwX "${BASE_DIR}/${directory}" || Err_Impossible
+    fi
+  done
+  [ "$(Count_Files "${BASE_DIR}/${SITE_DIR}/${TARGET_DIR}")" -eq 0 ] && ISNEW=1
+  for i in error ok list newlist templist; do
+    touch "${TEMP_PREFIX}-${i}" || Fatal_Err "Error creating ${TEMP_PREFIX}-${i}. This shouldn't happen"
+  done
+  #
 }
 
 # Do some cleanup
 Cleanup_Repository() {
-	# current dir: ${BASE_DIR}/${SITE_DIR}/${TARGET_DIR}
-	printf "Cleaning up repository folder... "
-	progress_init
-	trash_dir="${BASE_DIR}/trash/${trash_dir}/$(date -u "+${SITE_DIR}-${TARGET_DIR}-%Y%m%d-%H.%M")"
-	trashes="These files have been moved to ${trash_dir}:"
-	has_trash=
-	if [ ! -d "${trash_dir}" ]; then
-		mkdir -p "${trash_dir}" || Err_Impossible
-	else
-		if [ ! -O "${trash_dir}" ]; then
-			chmod -R u=rwX,g=rwX,o=rwX "${BASE_DIR}/${directory}" || Err_Impossible
-		fi
-	fi
-	for trash in "${BASE_DIR}/${SITE_DIR}/${TARGET_DIR}/"*
-	do
-		if [ -e "${trash}" ]; then
-			is_trash=
-			if [ -d "${trash}" ] || [ -n "$(is_not_md5 "${trash}")" ] || [ -z "$(grep "$(get_basename "${trash}")" "${TEMP_PREFIX}-list")" ]; then
-				is_trash=1
-				has_trash=1
-				mv -f -- "${trash}" "${trash_dir}" || Err_Impossible
-				trashes="${trashes}
+  # current dir: ${BASE_DIR}/${SITE_DIR}/${TARGET_DIR}
+  printf "Cleaning up repository folder... "
+  progress_init
+  trash_dir="${BASE_DIR}/trash/${trash_dir}/$(date -u "+${SITE_DIR}-${TARGET_DIR}-%Y%m%d-%H.%M")"
+  trashes="These files have been moved to ${trash_dir}:"
+  has_trash=
+  if [ ! -d "${trash_dir}" ]; then
+    mkdir -p "${trash_dir}" || Err_Impossible
+  else
+    if [ ! -O "${trash_dir}" ]; then
+      chmod -R u=rwX,g=rwX,o=rwX "${BASE_DIR}/${directory}" || Err_Impossible
+    fi
+  fi
+  for trash in "${BASE_DIR}/${SITE_DIR}/${TARGET_DIR}/"*
+  do
+    if [ -e "${trash}" ]; then
+      is_trash=
+      if [ -d "${trash}" ] || [ -n "$(is_not_md5 "${trash}")" ] || [ -z "$(grep "$(get_basename "${trash}")" "${TEMP_PREFIX}-list")" ]; then
+        is_trash=1
+        has_trash=1
+        mv -f -- "${trash}" "${trash_dir}" || Err_Impossible
+        trashes="${trashes}
   $(get_basename "${trash}")"
-			fi
-		fi
-		progress_anim
-	done
-	rmdir "${trash_dir}" 2>/dev/null
-	progress_done
-	[ -n "${has_trash}" ] && echo "${trashes}"
+      fi
+    fi
+    progress_anim
+  done
+  rmdir "${trash_dir}" 2>/dev/null
+  progress_done
+  [ -n "${has_trash}" ] && echo "${trashes}"
 }
 
 # check files correctness
 Check_Files() {
-	if [ ! -n "${ISNEW}" ]; then
-		[ -z "${NOCLEAN}" ] && Cleanup_Repository
-		printf "Checking for errors... "
-		progress_init
-		files_error="These files do not match its md5:"
-		files_notdanbooru="These files are not checked:"
-		has_err_filename=
-		has_err_md5=
-		> "${TEMP_PREFIX}-error"
-		> "${TEMP_PREFIX}-ok"
-		for file in "${BASE_DIR}/${SITE_DIR}/${TARGET_DIR}/"*
-		do
-			if [ -e "${file}" ]; then
-				if [ -n "$(is_not_md5 "${file}")" ] || [ -d "${file}" ]; then
-					files_notdanbooru="${files_notdanbooru}
+  if [ ! -n "${ISNEW}" ]; then
+    [ -z "${NOCLEAN}" ] && Cleanup_Repository
+    printf "Checking for errors... "
+    progress_init
+    files_error="These files do not match its md5:"
+    files_notdanbooru="These files are not checked:"
+    has_err_filename=
+    has_err_md5=
+    > "${TEMP_PREFIX}-error"
+    > "${TEMP_PREFIX}-ok"
+    for file in "${BASE_DIR}/${SITE_DIR}/${TARGET_DIR}/"*
+    do
+      if [ -e "${file}" ]; then
+        if [ -n "$(is_not_md5 "${file}")" ] || [ -d "${file}" ]; then
+          files_notdanbooru="${files_notdanbooru}
   $(get_basename "${file}")"
-					has_err_filename=1
-				else
-					if [ "$(get_md5 "${file}")" = "$(get_filename "${file}")" ]; then
-						echo "$(get_basename "${file}")" >> "${TEMP_PREFIX}-ok"
-					else
-						rm "${file}" || Err_Fatal "Error removing ${file}"
-						echo "$(get_basename "${file}")" >> "${TEMP_PREFIX}-error"
-						files_error="${files_error}
+          has_err_filename=1
+        else
+          if [ "$(get_md5 "${file}")" = "$(get_filename "${file}")" ]; then
+            echo "$(get_basename "${file}")" >> "${TEMP_PREFIX}-ok"
+          else
+            rm "${file}" || Err_Fatal "Error removing ${file}"
+            echo "$(get_basename "${file}")" >> "${TEMP_PREFIX}-error"
+            files_error="${files_error}
   $(get_basename "${file}")"
-						has_err_md5=1
-					fi
-				fi
-			fi
-			progress_anim
-		done
-		progress_done
-		if [ ! -n "${has_err_md5}" ] && [ ! -n "${has_err_filename}" ]; then
-			echo "All files OK"
-		else
-			if [ -n "${has_err_md5}" ]; then
-				echo "${files_error}"
-				echo "$(grep -c . "${TEMP_PREFIX}-error") file(s) removed"
-			fi
-			[ -n "${has_err_filename}" ] && echo "${files_notdanbooru}" 
-		fi
-		echo "$(grep -c . "${TEMP_PREFIX}-ok") file(s) available locally"
+            has_err_md5=1
+          fi
+        fi
+      fi
+      progress_anim
+    done
+    progress_done
+    if [ ! -n "${has_err_md5}" ] && [ ! -n "${has_err_filename}" ]; then
+      echo "All files OK"
+    else
+      if [ -n "${has_err_md5}" ]; then
+        echo "${files_error}"
+        echo "$(grep -c . "${TEMP_PREFIX}-error") file(s) removed"
+      fi
+      [ -n "${has_err_filename}" ] && echo "${files_notdanbooru}" 
+    fi
+    echo "$(grep -c . "${TEMP_PREFIX}-ok") file(s) available locally"
 
-		printf "Generating list of new files... "
-		progress_init
-		cp -f "${TEMP_PREFIX}-list" "${TEMP_PREFIX}-templist"
-		while read -r is_ok; do
-			grep -v "${is_ok}" "${TEMP_PREFIX}-templist" > "${TEMP_PREFIX}-newlist"
-			cp -f "${TEMP_PREFIX}-newlist" "${TEMP_PREFIX}-templist" || Err_Impossible
-			progress_anim
-		done < "${TEMP_PREFIX}-ok"
-		progress_done
-		echo "$(grep -c . "${TEMP_PREFIX}-newlist") file(s) to be downloaded"		
-	else
-		if [ -n "${ISQUICK}" ]; then
-			echo "Quick mode selected. Skipping check"
-		else
-			echo "Empty local repository"
-		fi
-		cat "${TEMP_PREFIX}-list" > "${TEMP_PREFIX}-newlist"
-	fi
+    printf "Generating list of new files... "
+    progress_init
+    cp -f "${TEMP_PREFIX}-list" "${TEMP_PREFIX}-templist"
+    while read -r is_ok; do
+      grep -v "${is_ok}" "${TEMP_PREFIX}-templist" > "${TEMP_PREFIX}-newlist"
+      cp -f "${TEMP_PREFIX}-newlist" "${TEMP_PREFIX}-templist" || Err_Impossible
+      progress_anim
+    done < "${TEMP_PREFIX}-ok"
+    progress_done
+    echo "$(grep -c . "${TEMP_PREFIX}-newlist") file(s) to be downloaded"    
+  else
+    if [ -n "${ISQUICK}" ]; then
+      echo "Quick mode selected. Skipping check"
+    else
+      echo "Empty local repository"
+    fi
+    cat "${TEMP_PREFIX}-list" > "${TEMP_PREFIX}-newlist"
+  fi
 }
 
 # start downloading the images
 Fetch_Images() {
-	if [ "$(grep -c . "${TEMP_PREFIX}-newlist")" -eq 0 ]; then
-		echo "No new file"
-	else
-		printf "Downloading files... "
-		cd "${BASE_DIR}/${SITE_DIR}/${TARGET_DIR}"
-		wget --no-check-certificate -e continue=on -i "${TEMP_PREFIX}-newlist" -o "${TEMP_PREFIX}.log" --referer="${SITE}/post" --user-agent="${useragent}"
-	fi
+  if [ "$(grep -c . "${TEMP_PREFIX}-newlist")" -eq 0 ]; then
+    echo "No new file"
+  else
+    printf "Downloading files... "
+    cd "${BASE_DIR}/${SITE_DIR}/${TARGET_DIR}"
+    wget --no-check-certificate -e continue=on -i "${TEMP_PREFIX}-newlist" -o "${TEMP_PREFIX}.log" --referer="${SITE}/post" --user-agent="${useragent}"
+  fi
 }
 
 # initialize base variables and initial command check
 init()
 {
-	# path initialization
-	# check if additional path is specified
-	if [ -n "${ADDITIONAL_PATH}" ]
-	then
-		# insert the additional path
-		PATH="${ADDITIONAL_PATH}:${PATH}"
-		export PATH
-	fi
-	
-	# misc variables
-	ISQUICK=
-	ISNEW=
-	
-	# minimum number of arguments: 2 (command and tag). If less than two, exit and print help message
-	[ $# -lt 2 ] && Err_Help
-	case "$1" in
-		check|fetch|quickfetch)
-			echo "Starting..."
-			JOB="$1"
-		;;
-		*)
-			Err_Help
-		;;
-	esac
-	shift
-	SITE=
-	TAGS=
-	has_pass=0
-	has_user=0
+  # path initialization
+  # check if additional path is specified
+  if [ -n "${ADDITIONAL_PATH}" ]
+  then
+    # insert the additional path
+    PATH="${ADDITIONAL_PATH}:${PATH}"
+    export PATH
+  fi
+  
+  # misc variables
+  ISQUICK=
+  ISNEW=
+  
+  # minimum number of arguments: 2 (command and tag). If less than two, exit and print help message
+  [ $# -lt 2 ] && Err_Help
+  case "$1" in
+    check|fetch|quickfetch)
+      echo "Starting..."
+      JOB="$1"
+    ;;
+    *)
+      Err_Help
+    ;;
+  esac
+  shift
+  SITE=
+  TAGS=
+  has_pass=0
+  has_user=0
   x=1
-	while getopts "s:nu:p:" opt
-	do
-		case "$opt" in
-			s) SITE="$OPTARG";;
-			n) NOCLEAN=1;;
-			p)
-				LOGIN_PASS=$(printf "%s" "$OPTARG" | openssl dgst -sha1 | sed -e 's/.*\([[:xdigit:]]\{40\}\).*/\1/')
-				has_pass=1
-			;;
-			u)
-				LOGIN_USER="$OPTARG"
-				has_user=1
-			;;
-		esac
+  while getopts "s:nu:p:" opt
+  do
+    case "$opt" in
+      s) SITE="$OPTARG";;
+      n) NOCLEAN=1;;
+      p)
+        LOGIN_PASS=$(printf "%s" "$OPTARG" | openssl dgst -sha1 | sed -e 's/.*\([[:xdigit:]]\{40\}\).*/\1/')
+        has_pass=1
+      ;;
+      u)
+        LOGIN_USER="$OPTARG"
+        has_user=1
+      ;;
+    esac
     x=$OPTIND
-	done
+  done
   shift $(($x-1))
   if [ "$1" = -- ]; then shift; fi
-	TAGS="$@"
-	[ -n "${SITE}" ] || SITE=${DEFAULT_SITE}
-	[ -n "${TAGS}" ] || Err_Fatal "No tag specified"
-	# Get base folder - default, current folder or fallback to ${HOME}
-	[ -n "${BASE_DIR}" ] || BASE_DIR=${PWD}
-	[ -n "${BASE_DIR}" ] || BASE_DIR=${HOME}
-	[ -n "$(echo "${BASE_DIR}" | cut -c1 | grep \/)" ] || BASE_DIR="/${BASE_DIR}"
-	# see if both pass and use are set. If they're set, switch _use_login variable content to 1.
-	[ ${has_pass} -eq 1 -a ${has_user} -eq 1 ] && _use_login=1
+  TAGS="$@"
+  [ -n "${SITE}" ] || SITE=${DEFAULT_SITE}
+  [ -n "${TAGS}" ] || Err_Fatal "No tag specified"
+  # Get base folder - default, current folder or fallback to ${HOME}
+  [ -n "${BASE_DIR}" ] || BASE_DIR=${PWD}
+  [ -n "${BASE_DIR}" ] || BASE_DIR=${HOME}
+  [ -n "$(echo "${BASE_DIR}" | cut -c1 | grep \/)" ] || BASE_DIR="/${BASE_DIR}"
+  # see if both pass and use are set. If they're set, switch _use_login variable content to 1.
+  [ ${has_pass} -eq 1 -a ${has_user} -eq 1 ] && _use_login=1
 
-	echo "Tags: ${TAGS}"
-	# slash is not wanted for folder name
-	TARGET_DIR=$(echo "${TAGS}" | sed -e 's/\//_/g')
-	SITE_DIR=$(echo "${SITE}" | sed -e 's/\/$//g;s/\//_/g')
-	TEMP_PREFIX="${BASE_DIR}/temp/${SITE_DIR}-${TARGET_DIR}"
+  echo "Tags: ${TAGS}"
+  # slash is not wanted for folder name
+  TARGET_DIR=$(echo "${TAGS}" | sed -e 's/\//_/g')
+  SITE_DIR=$(echo "${SITE}" | sed -e 's/\/$//g;s/\//_/g')
+  TEMP_PREFIX="${BASE_DIR}/temp/${SITE_DIR}-${TARGET_DIR}"
 }
 
 # global variables goes here
 init_globals()
 {
-	_version="1.0-rc3"	# version of this script
-	_use_login=0	# variable to check whether a login is used or not
+  _version="1.0-rc3"  # version of this script
+  _use_login=0  # variable to check whether a login is used or not
 }
 
 main()
 {
-	# removing GNU-ism as much as possible
-	POSIXLY_CORRECT=1
-	#initialize global variables
-	init_globals
-	#print welcome message
-	msg_welcome
-	# initialization
-	init "$@"
-	Check_Tools
-	Check_Folders
+  # removing GNU-ism as much as possible
+  POSIXLY_CORRECT=1
+  #initialize global variables
+  init_globals
+  #print welcome message
+  msg_welcome
+  # initialization
+  init "$@"
+  Check_Tools
+  Check_Folders
 
 
-	# let's do the job!
-	case "${JOB}" in
-		check)
-			Generate_Link
-			Check_Files
-		;;
-		fetch)
-			Generate_Link
-			Check_Files
-			Fetch_Images
-		;;
-		quickfetch)
-			ISNEW=1
-			ISQUICK=1
-			Generate_Link
-			Check_Files
-			Fetch_Images
-		;;
-	esac
+  # let's do the job!
+  case "${JOB}" in
+    check)
+      Generate_Link
+      Check_Files
+    ;;
+    fetch)
+      Generate_Link
+      Check_Files
+      Fetch_Images
+    ;;
+    quickfetch)
+      ISNEW=1
+      ISQUICK=1
+      Generate_Link
+      Check_Files
+      Fetch_Images
+    ;;
+  esac
 }
 
 # call the main routine!