#!/bin/sh # File: gallery/toggle-editing.cgi # Author: bgstack15@gmail.com # Startdate: 2021-01-25 11:49 # SPDX-License-Identifier: GPL-3.0 # Title: Toggle the editing of this gallery # Purpose: toggle the [edit] buttons in the requested gallery # History: # Usage: # called by a link in the custom sigal theme # required parameters include id # Reference: # apply.cgi # Improve: # Documentation: # Dependencies: # /etc/gallery-cgi.conf # sigal.conf.py from indicated gallery_id # Reverse dependencies: DEBUG=0 export DRYRUN= export meta="Toggle editing" echo "" echo "" # find gallery_id from query string, for GET echo "${QUERY_STRING}" | grep -qE "(^|\&|\?)id=[^\&]+" && { export gallery_id="$( echo "${QUERY_STRING}" | grep -oE "(^|\&|\?)id=[^\&]+" | awk -F'=' '{$1="";print;}' | sed -r -e 's:^ ::' )" } # dynamically load the config file from the gallery_id defined in gallery-cgi.conf if test "${REQUEST_METHOD}" = "GET" ; then eval export sigal_conf_py=\"\${"${gallery_id}"}\"/sigal.conf.py fi test -n "${DEBUG}" && test ${DEBUG} -ge 3 1>/dev/null 2>&1 && { echo "
"
   env
   echo "
" } if test "${REQUEST_METHOD}" = "POST" ; then # if POST, then gallery_id is here and not earlier. stdin="$( cat )" # interpret input variables export boundary="$( echo "${CONTENT_TYPE}" | awk '{print $2}' | awk -F'=' '{print $2}' )" export stdin2="$( echo "${stdin}" | sed -r -e "s/-*${boundary}-*/%%%%%%%%%%/g;" | awk '/%%%%%%%/{a=a+1} $0 !~ /%%%%%/ && a {print a,$0}' )" # find gallery_id from form data export gallery_id="$( echo "${stdin2}" | awk '/Content-Disposition.*="id"/{a=$1} $1==a && $0 !~ /^[0-9]\s*$|Content-Disposition/{print $2}' | tr -d '[\n\r]' )" export referer="$( echo "${stdin2}" | awk '/Content-Disposition.*="referer"/{a=$1} $1==a && $0 !~ /^[0-9]\s*$|Content-Disposition/{print $2}' | tr -d '[\n\r]' )" test -n "${DEBUG}" && test ${DEBUG} -ge 2 1>/dev/null 2>&1 && { echo "
"
      echo "gallery_id=${gallery_id}"
      echo "STDIN START"
      echo "${stdin2}"
      echo "STDIN STOP"
      echo "
" } export password="$( echo "${stdin2}" | awk '/Content-Disposition.*="password"/{a=$1} $1==a && $0 !~ /^[0-9]\s*$|Content-Disposition/{$1="";print;}' | sed -r -e 's/^\s*//;' | tr -d '[\n\r]' )" test -n "${DEBUG}" && test ${DEBUG} -ge 2 1>/dev/null 2>&1 && { echo "
"
      echo "password=\"${password}\""
      echo "desired_password=\"${desired_password}\""
      echo "
" } # dynamically load the config file from the POST gallery_id defined in gallery-cgi.conf eval export sigal_conf_py=\"\${"${gallery_id}"}\"/sigal.conf.py # read config file for desired values desired_password="$( awk -F'=' '$1 ~ /edit_password/ {print $2}' "${sigal_conf_py}" | sed -r -e "s/[\"']//g;" -e 's/^ //;' | tr '[A-Z]' '[a-z]' )" # check if password is correct if test "${password}" = "${desired_password}" ; then action="enable" else # bad password echo "bad password" echo "${meta} http-equiv=\"Refresh\" content=\"0; url='${referer}'\" />" fi else # HANDLE the GET edit_enabled="$( awk -F'=' '$1 ~ /edit_enabled/ {print $2}' "${sigal_conf_py}" | sed -r -e "s/[\"']//g;" -e 's/^ //;' | tr '[A-Z]' '[a-z]' )" if test "${edit_enabled}" = "true" || test "${edit_enabled}" = "1" || test "${edit_enabled}" = "yes" || test "${edit_enabled}" = "on" ; then # go ahead and disable it action="disable" else # we need to ask to enable it echo "
" echo " " echo " " echo " " echo " " echo " " echo "
" fi fi # take action if necessary case "${action}" in disable) echo "Disabling editing..." sed -i -r -e '/edit_enabled/{s/True/False/}' "${sigal_conf_py}" 1>&2 response=$? fix_perms "${sigal_conf_py}" test ${response} -eq 0 && echo "${meta} http-equiv=\"Refresh\" content=\"1; url='${HTTP_REFERER}'\" />" ;; enable) echo "Enabling editing..." sed -i -r -e '/edit_enabled/{s/False/True/}' "${sigal_conf_py}" 1>&2 response=$? fix_perms "${sigal_conf_py}" test ${response} -eq 0 && echo "${meta} http-equiv=\"Refresh\" content=\"1; url='${referer}'\" />" ;; "") : ;; *) echo "Unknown action ${action}." ;; esac printf '%s' "" exit ${response}