Handling app variables

src/freedombone

 
     if [ ! $SYSTEM_TYPE ]; then
         SYSTEM_TYPE=$'full'
+        write_config_param "SYSTEM_TYPE" "$SYSTEM_TYPE"
     fi
 
     if [[ $(is_valid_variant) == "0" ]]; then

src/freedombone-config

     variant_choice=$((variant_choice - 1))
     export SYSTEM_TYPE=${variants_list[$variant_choice]}
     save_configuration_file
+    write_config_param "SYSTEM_TYPE" "$SYSTEM_TYPE"
 }
 
 function validate_freedns_code {
         CONFIGURATION_FILE='freedombone.cfg'
     fi
 
-    echo "MY_USERNAME=$MY_USERNAME" > $CONFIGURATION_FILE
-    echo "DEFAULT_DOMAIN_NAME=$DEFAULT_DOMAIN_NAME" >> $CONFIGURATION_FILE
-    if [ $DEFAULT_DOMAIN_CODE ]; then
-        echo "DEFAULT_DOMAIN_CODE=$DEFAULT_DOMAIN_CODE" >> $CONFIGURATION_FILE
-    fi
-    echo "SYSTEM_TYPE=$SYSTEM_TYPE" >> $CONFIGURATION_FILE
-    echo "INSTALLING_ON_BBB=$INSTALLING_ON_BBB" >> $CONFIGURATION_FILE
-    echo "USB_DRIVE=$USB_DRIVE" >> $CONFIGURATION_FILE
-    echo "DDNS_PROVIDER=$DDNS_PROVIDER" >> $CONFIGURATION_FILE
-    echo "DDNS_USERNAME=$DDNS_USERNAME" >> $CONFIGURATION_FILE
-    echo "DDNS_PASSWORD=$DDNS_PASSWORD" >> $CONFIGURATION_FILE
-    echo "DEFAULT_LANGUAGE=$DEFAULT_LANGUAGE" >> $CONFIGURATION_FILE
-    if [ "$MY_NAME" ]; then
-        echo "MY_NAME=$MY_NAME" >> $CONFIGURATION_FILE
-    fi
-    echo "MY_EMAIL_ADDRESS=$MY_EMAIL_ADDRESS" >> $CONFIGURATION_FILE
-    if [ $LOCAL_NETWORK_STATIC_IP_ADDRESS ]; then
-        echo "LOCAL_NETWORK_STATIC_IP_ADDRESS=$LOCAL_NETWORK_STATIC_IP_ADDRESS" >> $CONFIGURATION_FILE
-        echo "ROUTER_IP_ADDRESS=$ROUTER_IP_ADDRESS" >> $CONFIGURATION_FILE
-    fi
-    if [ $ENABLE_CJDNS ]; then
-        echo "ENABLE_CJDNS=$ENABLE_CJDNS" >> $CONFIGURATION_FILE
-    fi
-    if [ $ENABLE_BATMAN ]; then
-        echo "ENABLE_BATMAN=$ENABLE_BATMAN" >> $CONFIGURATION_FILE
-    fi
-    if [ $ENABLE_BABEL ]; then
-        echo "ENABLE_BABEL=$ENABLE_BABEL" >> $CONFIGURATION_FILE
-    fi
-    echo "DEBIAN_REPO=$DEBIAN_REPO" >> $CONFIGURATION_FILE
-    if [ $NAMESERVER1 ]; then
-        echo "NAMESERVER1=$NAMESERVER1" >> $CONFIGURATION_FILE
-    fi
-    if [ $NAMESERVER2 ]; then
-        echo "NAMESERVER2=$NAMESERVER2" >> $CONFIGURATION_FILE
-    fi
-    if [ "$WIKI_TITLE" ]; then
-        echo "WIKI_TITLE=$WIKI_TITLE" >> $CONFIGURATION_FILE
-    fi
-    if [ $WIKI_DOMAIN_NAME ]; then
-        echo "WIKI_DOMAIN_NAME=$WIKI_DOMAIN_NAME" >> $CONFIGURATION_FILE
-    fi
-    if [ $WIKI_CODE ]; then
-        echo "WIKI_CODE=$WIKI_CODE" >> $CONFIGURATION_FILE
-    fi
-    if [ "$MY_BLOG_TITLE" ]; then
-        echo "MY_BLOG_TITLE=$MY_BLOG_TITLE" >> $CONFIGURATION_FILE
-    fi
-    if [ $FULLBLOG_DOMAIN_NAME ]; then
-        echo "FULLBLOG_DOMAIN_NAME=$FULLBLOG_DOMAIN_NAME" >> $CONFIGURATION_FILE
-    fi
-    if [ $FULLBLOG_CODE ]; then
-        echo "FULLBLOG_CODE=$FULLBLOG_CODE" >> $CONFIGURATION_FILE
-    fi
-    if [ $HUBZILLA_DOMAIN_NAME ]; then
-        echo "HUBZILLA_DOMAIN_NAME=$HUBZILLA_DOMAIN_NAME" >> $CONFIGURATION_FILE
-    fi
-    if [ $HUBZILLA_CODE ]; then
-        echo "HUBZILLA_CODE=$HUBZILLA_CODE" >> $CONFIGURATION_FILE
-    fi
-    if [ ${#MICROBLOG_DOMAIN_NAME} -gt 1 ]; then
-        echo "MICROBLOG_DOMAIN_NAME=$MICROBLOG_DOMAIN_NAME" >> $CONFIGURATION_FILE
-    fi
-    if [ $MICROBLOG_CODE ]; then
-        echo "MICROBLOG_CODE=$MICROBLOG_CODE" >> $CONFIGURATION_FILE
-    fi
-    if [ ${#MICROBLOG_WELCOME_MESSAGE} -gt 1 ]; then
-        echo "MICROBLOG_WELCOME_MESSAGE=$MICROBLOG_WELCOME_MESSAGE" >> $CONFIGURATION_FILE
-    fi
-    if [ $MICROBLOG_BACKGROUND_IMAGE_URL ]; then
-        echo "MICROBLOG_BACKGROUND_IMAGE_URL=$MICROBLOG_BACKGROUND_IMAGE_URL" >> $CONFIGURATION_FILE
-    fi
-    if [ $GIT_DOMAIN_NAME ]; then
-        echo "GIT_DOMAIN_NAME=$GIT_DOMAIN_NAME" >> $CONFIGURATION_FILE
-    fi
-    if [ $GIT_CODE ]; then
-        echo "GIT_CODE=$GIT_CODE" >> $CONFIGURATION_FILE
-    fi
-    if [ $MEDIAGOBLIN_DOMAIN_NAME ]; then
-        echo "MEDIAGOBLIN_DOMAIN_NAME=$MEDIAGOBLIN_DOMAIN_NAME" >> $CONFIGURATION_FILE
-    fi
-    if [ $MEDIAGOBLIN_CODE ]; then
-        echo "MEDIAGOBLIN_CODE=$MEDIAGOBLIN_CODE" >> $CONFIGURATION_FILE
-    fi
-    if [ $HWRNG_TYPE ]; then
-        echo "HWRNG_TYPE=$HWRNG_TYPE" >> $CONFIGURATION_FILE
-    fi
-    if [ $ENABLE_SOCIAL_KEY_MANAGEMENT ]; then
-        echo "ENABLE_SOCIAL_KEY_MANAGEMENT=$ENABLE_SOCIAL_KEY_MANAGEMENT" >> $CONFIGURATION_FILE
-    fi
-    if [ $WIFI_SSID ]; then
-        echo "WIFI_SSID=$WIFI_SSID" >> $CONFIGURATION_FILE
-    fi
-    if [ $WIFI_INTERFACE ]; then
-        echo "WIFI_INTERFACE=$WIFI_INTERFACE" >> $CONFIGURATION_FILE
-    fi
-    if [ $WIFI_TYPE ]; then
-        echo "WIFI_TYPE=$WIFI_TYPE" >> $CONFIGURATION_FILE
-    fi
-    if [ ${#WIFI_PASSPHRASE} -gt 1 ]; then
-        echo "WIFI_PASSPHRASE=$WIFI_PASSPHRASE" >> $CONFIGURATION_FILE
-    fi
-    if [ $WIFI_HOTSPOT ]; then
-        echo "WIFI_HOTSPOT=$WIFI_HOTSPOT" >> $CONFIGURATION_FILE
-    fi
-    if [ $BATMAN_CELLID ]; then
-        echo "BATMAN_CELLID=$BATMAN_CELLID" >> $CONFIGURATION_FILE
-    fi
-    if [ $WIFI_CHANNEL ]; then
-        echo "WIFI_CHANNEL=$WIFI_CHANNEL" >> $CONFIGURATION_FILE
-    fi
-    if [ $DH_KEYLENGTH ]; then
-        echo "DH_KEYLENGTH=$DH_KEYLENGTH" >> $CONFIGURATION_FILE
-    fi
-    echo "ONION_ONLY=$ONION_ONLY" >> $CONFIGURATION_FILE
-
-    if [ $FRIENDS_MIRRORS_SERVER ]; then
-        echo "FRIENDS_MIRRORS_SERVER=$FRIENDS_MIRRORS_SERVER" >> $CONFIGURATION_FILE
-    fi
-    if [ $FRIENDS_MIRRORS_SSH_PORT ]; then
-        echo "FRIENDS_MIRRORS_SSH_PORT=$FRIENDS_MIRRORS_SSH_PORT" >> $CONFIGURATION_FILE
-    fi
-    if [ $FRIENDS_MIRRORS_PASSWORD ]; then
-        echo "FRIENDS_MIRRORS_PASSWORD=$FRIENDS_MIRRORS_PASSWORD" >> $CONFIGURATION_FILE
-    fi
-    if [ $MY_MIRRORS_PASSWORD ]; then
-        echo "MY_MIRRORS_PASSWORD=$MY_MIRRORS_PASSWORD" >> $CONFIGURATION_FILE
-    fi
+    save_variables=(MY_USERNAME
+                    DEFAULT_DOMAIN_NAME
+                    DEFAULT_DOMAIN_CODE
+                    SYSTEM_TYPE
+                    INSTALLING_ON_BBB
+                    USB_DRIVE
+                    DDNS_PROVIDER
+                    DDNS_USERNAME
+                    DDNS_PASSWORD
+                    DEFAULT_LANGUAGE
+                    MY_NAME
+                    MY_EMAIL_ADDRESS
+                    LOCAL_NETWORK_STATIC_IP_ADDRESS
+                    ROUTER_IP_ADDRESS
+                    ENABLE_CJDNS
+                    ENABLE_BATMAN
+                    ENABLE_BABEL
+                    DEBIAN_REPO
+                    NAMESERVER1
+                    NAMESERVER2
+                    HWRNG_TYPE
+                    ENABLE_SOCIAL_KEY_MANAGEMENT
+                    WIFI_SSID
+                    WIFI_INTERFACE
+                    WIFI_TYPE
+                    WIFI_PASSPHRASE
+                    WIFI_HOTSPOT
+                    BATMAN_CELLID
+                    WIFI_CHANNEL
+                    DH_KEYLENGTH
+                    ONION_ONLY
+                    FRIENDS_MIRRORS_SERVER
+                    FRIENDS_MIRRORS_SSH_PORT
+                    FRIENDS_MIRRORS_PASSWORD
+                    MY_MIRRORS_PASSWORD)
+
+    for v in "${save_variables[@]}"
+    do
+        write_config_param "$v" "${!v}"
+    done
 }
 
 # test a domain name to see if it's valid

src/freedombone-utils-config

 function read_config_param {
     param_name="$1"
 
-    if [ $CONFIGURATION_FILE ]; then
-        if [ -f $CONFIGURATION_FILE ]; then
-            if grep -q "${param_name}=" $CONFIGURATION_FILE; then
-                export ${param_name}=$(cat $CONFIGURATION_FILE | grep "${param_name}=" | head -n 1 | awk -F '=' '{print $2}')
+    if [ ${#param_name} -gt 0 ]; then
+        if [ $CONFIGURATION_FILE ]; then
+            if [ -f $CONFIGURATION_FILE ]; then
+                if grep -q "${param_name}=" $CONFIGURATION_FILE; then
+                    export ${param_name}=$(cat $CONFIGURATION_FILE | grep "${param_name}=" | head -n 1 | awk -F '=' '{print $2}')
+                fi
             fi
         fi
     fi
     param_name="$1"
     param_value="$2"
 
-    if [ $CONFIGURATION_FILE ]; then
-        if [ -f $CONFIGURATION_FILE ]; then
-            if grep -q "${param_name}=" $CONFIGURATION_FILE; then
-                sed -i "s|${param_name}=.*|${param_name}=${param_value}|g" $CONFIGURATION_FILE
-            else
-                echo "${param_name}=${param_value}" >> $CONFIGURATION_FILE
+    if [ ${#param_name} -gt 0 ]; then
+        if [ ${#param_value} -gt 0 ]; then
+            if [ $CONFIGURATION_FILE ]; then
+                if [ -f $CONFIGURATION_FILE ]; then
+                    if grep -q "${param_name}=" $CONFIGURATION_FILE; then
+                        sed -i "s|${param_name}=.*|${param_name}=${param_value}|g" $CONFIGURATION_FILE
+                    else
+                        echo "${param_name}=${param_value}" >> $CONFIGURATION_FILE
+                    fi
+                else
+                    echo "${param_name}=${param_value}" > $CONFIGURATION_FILE
+                fi
             fi
-        else
-            echo "${param_name}=${param_value}" > $CONFIGURATION_FILE
         fi
     fi
 }
             cp $CONFIGURATION_FILE /root/${PROJECT_NAME}.cfg
         fi
 
-        read_config_param "FRIENDS_MIRRORS_SERVER"
-        read_config_param "FRIENDS_MIRRORS_SSH_PORT"
-        read_config_param "FRIENDS_MIRRORS_PASSWORD"
-        read_config_param "MY_MIRRORS_PASSWORD"
-
-        read_config_param "SYSTEM_TYPE"
-        read_config_param "SSL_PROTOCOLS"
-        read_config_param "SSL_CIPHERS"
-        read_config_param "SSH_CIPHERS"
-        read_config_param "SSH_MACS"
-        read_config_param "SSH_KEX"
-        read_config_param "SSH_HOST_KEY_ALGORITHMS"
-        read_config_param "SSH_PASSWORDS"
-        read_config_param "REFRESH_GPG_KEYS_HOURS"
-        read_config_param "GPG_KEYSERVER"
-        read_config_param "ENABLE_SOCIAL_KEY_MANAGEMENT"
-        read_config_param "MY_USERNAME"
-        read_config_param "DOMAIN_NAME"
-        read_config_param "DEFAULT_DOMAIN_NAME"
-        read_config_param "DEFAULT_DOMAIN_CODE"
-        read_config_param "NAMESERVER1"
-        read_config_param "NAMESERVER2"
-        read_config_param "GET_IP_ADDRESS_URL"
-        read_config_param "DDNS_PROVIDER"
-        read_config_param "DDNS_USERNAME"
-        read_config_param "DDNS_PASSWORD"
-        read_config_param "LOCAL_NETWORK_STATIC_IP_ADDRESS"
-        read_config_param "ROUTER_IP_ADDRESS"
-        read_config_param "CPU_CORES"
-        read_config_param "WEBSERVER_LOG_LEVEL"
-        read_config_param "ROUTE_THROUGH_TOR"
-        read_config_param "MY_NAME"
-        read_config_param "MY_EMAIL_ADDRESS"
-        read_config_param "INSTALLING_ON_BBB"
-        read_config_param "SSH_PORT"
-        read_config_param "INSTALLED_WITHIN_DOCKER"
-        read_config_param "GPG_ENCRYPT_STORED_EMAIL"
-        read_config_param "MY_GPG_PUBLIC_KEY"
-        read_config_param "MY_GPG_PRIVATE_KEY"
-        read_config_param "MY_GPG_PUBLIC_KEY_ID"
-        read_config_param "USB_DRIVE"
-        read_config_param "MAX_PHP_MEMORY"
-        read_config_param "TLS_TIME_SOURCE1"
-        read_config_param "TLS_TIME_SOURCE2"
-        read_config_param "ONION_ONLY"
-        read_config_param "DEFAULT_LANGUAGE"
-        read_config_param "MINIMAL_INSTALL"
-        read_config_param "LETSENCRYPT_SERVER"
-
-        read_config_param "WIFI_INTERFACE"
-        read_config_param "WIFI_SSID"
-        read_config_param "WIFI_TYPE"
-        read_config_param "WIFI_PASSPHRASE"
-        read_config_param "WIFI_HOTSPOT"
-        read_config_param "WIFI_NETWORKS_FILE"
-
-        read_config_param "DEFAULT_SEARCH"
-        read_config_param "SEARCH_ENGINE_PASSWORD"
-
-        read_config_param "PROJECT_WEBSITE"
-        read_config_param "PROJECT_REPO"
-
-        read_config_param "GPGIT_REPO"
-        read_config_param "GPGIT_COMMIT"
-
-        read_config_param "NGINX_ENSITE_REPO"
-        read_config_param "NGINX_ENSITE_REPO"
-        read_config_param "NGINX_ENSITE_COMMIT"
-
-        read_config_param "CLEANUP_MAILDIR_COMMIT"
-        read_config_param "CLEANUP_MAILDIR_REPO"
-
-        read_config_param "INADYN_REPO"
-        read_config_param "INADYN_COMMIT"
-
-        read_config_param "DH_KEYLENGTH"
-        read_config_param "WIFI_CHANNEL"
-
-        read_config_param "IPV6_NETWORK"
-        read_config_param "HWRNG_TYPE"
-
-        read_config_param "ENABLE_BABEL"
-        read_config_param "ENABLE_BATMAN"
-        read_config_param "ENABLE_CJDNS"
-
-        read_config_param "PUBLIC_MAILING_LIST"
+        read_config_variables=(FRIENDS_MIRRORS_SERVER
+                               FRIENDS_MIRRORS_SSH_PORT
+                               FRIENDS_MIRRORS_PASSWORD
+                               MY_MIRRORS_PASSWORD
+                               SYSTEM_TYPE
+                               SSL_PROTOCOLS
+                               SSL_CIPHERS
+                               SSH_CIPHERS
+                               SSH_MACS
+                               SSH_KEX
+                               SSH_HOST_KEY_ALGORITHMS
+                               SSH_PASSWORDS
+                               REFRESH_GPG_KEYS_HOURS
+                               GPG_KEYSERVER
+                               ENABLE_SOCIAL_KEY_MANAGEMENT
+                               MY_USERNAME
+                               DOMAIN_NAME
+                               DEFAULT_DOMAIN_NAME
+                               DEFAULT_DOMAIN_CODE
+                               NAMESERVER1
+                               NAMESERVER2
+                               GET_IP_ADDRESS_URL
+                               DDNS_PROVIDER
+                               DDNS_USERNAME
+                               DDNS_PASSWORD
+                               LOCAL_NETWORK_STATIC_IP_ADDRESS
+                               ROUTER_IP_ADDRESS
+                               CPU_CORES
+                               WEBSERVER_LOG_LEVEL
+                               ROUTE_THROUGH_TOR
+                               MY_NAME
+                               MY_EMAIL_ADDRESS
+                               INSTALLING_ON_BBB
+                               SSH_PORT
+                               INSTALLED_WITHIN_DOCKER
+                               GPG_ENCRYPT_STORED_EMAIL
+                               MY_GPG_PUBLIC_KEY
+                               MY_GPG_PRIVATE_KEY
+                               MY_GPG_PUBLIC_KEY_ID
+                               USB_DRIVE
+                               MAX_PHP_MEMORY
+                               TLS_TIME_SOURCE1
+                               TLS_TIME_SOURCE2
+                               ONION_ONLY
+                               DEFAULT_LANGUAGE
+                               MINIMAL_INSTALL
+                               LETSENCRYPT_SERVER
+                               WIFI_INTERFACE
+                               WIFI_SSID
+                               WIFI_TYPE
+                               WIFI_PASSPHRASE
+                               WIFI_HOTSPOT
+                               WIFI_NETWORKS_FILE
+                               DEFAULT_SEARCH
+                               SEARCH_ENGINE_PASSWORD
+                               PROJECT_WEBSITE
+                               PROJECT_REPO
+                               GPGIT_REPO
+                               GPGIT_COMMIT
+                               NGINX_ENSITE_REPO
+                               NGINX_ENSITE_REPO
+                               NGINX_ENSITE_COMMIT
+                               CLEANUP_MAILDIR_COMMIT
+                               CLEANUP_MAILDIR_REPO
+                               INADYN_REPO
+                               INADYN_COMMIT
+                               DH_KEYLENGTH
+                               WIFI_CHANNEL
+                               IPV6_NETWORK
+                               HWRNG_TYPE
+                               ENABLE_BABEL
+                               ENABLE_BATMAN
+                               ENABLE_CJDNS
+                               PUBLIC_MAILING_LIST)
+
+        for v in "${read_config_variables[@]}"
+        do
+            read_config_param "$v"
+        done
 
         if grep -q "DEBIAN_REPO" $CONFIGURATION_FILE; then
-            DEBIAN_REPO=$(grep "DEBIAN_REPO" $CONFIGURATION_FILE | awk -F '=' '{print $2}')
+            read_config_param "DEBIAN_REPO"
             CHECK_MESSAGE=$"Check your internet connection, /etc/network/interfaces and /etc/resolv.conf, then delete $COMPLETION_FILE, run 'rm -fR /var/lib/apt/lists/* && apt-get update --fix-missing' and run this script again. If hash sum mismatches persist then try setting $DEBIAN_REPO to a different mirror and also change /etc/apt/sources.list."
         fi
     fi

src/freedombone-utils-selector

     app_name=$1
 
     var_name=${app_name}_variables
-    if [ ! $var_name ]; then
+    if [ ! ${!var_name} ]; then
         return
     fi
 
-    for v in "${$var_name[@]}"
+    varname=${!var_name}
+    for v in "${var_name[@]}"
     do
         read_config_param $v
     done
     app_name=$1
 
     var_name=${app_name}_variables
-    if [ ! $var_name ]; then
+    if [ ! ${!var_name} ]; then
         return
     fi
 
-    for v in "${$var_name[@]}"
+    varname=${!var_name}
+    for v in "${varname[@]}"
     do
-        save_config_param $v "$$v"
+        save_config_param $v "${!v}"
     done
 }