Merge pull request #53 from AleixMT/dynamic_unload_#46

Dynamic unload #46

Author: AleixMT

src/core/functions_common.sh

@@ -276,6 +276,42 @@ load_feature_properties()
  fi
 }
 
+
+# - Description: Unloads properties loaded from the ${FEATURE_KEYNAME}.dat.sh and functions from the
+# ${FEATURE_KEYNAME}.func.sh
+# - Permissions: Can be executed indifferently as root or user.
+# - Argument 1: Keyname of the properties to unload.
+unload_feature_properties()
+{
+ # Unload functions
+ unset -f "$1_install_pre"
+ unset -f "$1_install_mid"
+ unset -f "$1_install_post"
+ unset -f "$1_uninstall_pre"
+ unset -f "$1_uninstall_mid"
+ unset -f "$1_uninstall_post"
+
+ # Unload properties from the .dat.sh
+ if [ -f "${CUSTOMIZER_PROJECT_FOLDER}/data/features/$1/$1.dat.sh" ]; then
+ # Select non-commentary lines
+ while read -r line; do
+ local variable
+ variable="$(echo "${line}" | grep -v "^[[:blank:]]*#" | cut -d "=" -f1)"
+ if [ -z "${variable}" ]; then
+ continue
+ fi
+ unset "${variable}"
+ done < "${CUSTOMIZER_PROJECT_FOLDER}/data/features/$1/$1.dat.sh"
+ else
+ output_proxy_executioner "Properties of $1 feature have not been found, so they can not be unloaded. The file
+${CUSTOMIZER_PROJECT_FOLDER}/data/features/$1/$1.dat.sh does not exist. " "ERROR"
+ fi
+
+ # Finally unset ${FEATURENAME}_flagsruntime, which is a dynamically declared variable
+ unset "$1_flagsruntime"
+}
+
+
 # - Description: Performs a post-install clean by using cleaning option of package manager
 # - Permission: Can be called as root or user.
 post_install_clean()
@@ -918,6 +954,9 @@ execute_installation()
  load_feature_properties "${CURRENT_INSTALLATION_KEYNAME}"
 
  output_proxy_executioner "generic_installation ${keyname}" "COMMAND"
+
+ unload_feature_properties "${CURRENT_INSTALLATION_KEYNAME}"
+
  output_proxy_executioner "${keyname} ${FLAG_MODE}ed." "INFO"
 
  # Return flag errors to bash defaults (ignore errors)