quotes

src/freedombone-app-irc

     fi
 
     # obtain a cert for the default domain
-    if [[ $(cert_exists ${DEFAULT_DOMAIN_NAME} pem) == "0" ]]; then
+    if [[ "$(cert_exists ${DEFAULT_DOMAIN_NAME} pem)" == "0" ]]; then
         echo $'Obtaining certificate for the main domain'
         create_site_certificate ${DEFAULT_DOMAIN_NAME} 'yes'
     fi
 
-    if [[ $(cert_exists ${DEFAULT_DOMAIN_NAME}) == "0" ]]; then
+    if [[ "$(cert_exists ${DEFAULT_DOMAIN_NAME})" == "0" ]]; then
         ${PROJECT_NAME}-addcert -h ngircd --dhkey ${DH_KEYLENGTH}
         function_check check_certificates
         check_certificates ngircd

src/freedombone-app-xmpp

 
     if [[ $ONION_ONLY == 'no' ]]; then
         # obtain a cert for the default domain
-        if [[ $(cert_exists ${DEFAULT_DOMAIN_NAME} pem) == "0" ]]; then
+        if [[ "$(cert_exists ${DEFAULT_DOMAIN_NAME} pem)" == "0" ]]; then
             echo $'Obtaining certificate for the main domain'
             create_site_certificate ${DEFAULT_DOMAIN_NAME} 'yes'
         fi
     fi
 
     # create a certificate
-    if [[ $(cert_exists ${DEFAULT_DOMAIN_NAME} pem) == "0" ]]; then
-        if [[ $(cert_exists xmpp) == "0" ]]; then
+    if [[ "$(cert_exists ${DEFAULT_DOMAIN_NAME} pem)" == "0" ]]; then
+        if [[ "$(cert_exists xmpp)" == "0" ]]; then
             ${PROJECT_NAME}-addcert -h xmpp --dhkey ${DH_KEYLENGTH}
             check_certificates xmpp
         fi
 
     cp -a /etc/prosody/conf.avail/example.com.cfg.lua /etc/prosody/conf.avail/xmpp.cfg.lua
 
-    if [[ $(cert_exists ${DEFAULT_DOMAIN_NAME} pem) == "1" ]]; then
+    if [[ "$(cert_exists ${DEFAULT_DOMAIN_NAME} pem)" == "1" ]]; then
         sed -i "s|/etc/prosody/certs/example.com.key|/etc/prosody/certs/${DEFAULT_DOMAIN_NAME}.key|g" /etc/prosody/conf.avail/xmpp.cfg.lua
         sed -i "s|/etc/prosody/certs/example.com.crt|/etc/prosody/certs/${DEFAULT_DOMAIN_NAME}.pem|g" /etc/prosody/conf.avail/xmpp.cfg.lua
     else
         sed -i 's|/etc/prosody/certs/example.com.crt|/etc/prosody/certs/xmpp.crt|g' /etc/prosody/conf.avail/xmpp.cfg.lua
     fi
     if ! grep -q "xmpp.dhparam" /etc/prosody/conf.avail/xmpp.cfg.lua; then
-        if [[ $(cert_exists ${DEFAULT_DOMAIN_NAME}) == "1" ]]; then
+        if [[ "$(cert_exists ${DEFAULT_DOMAIN_NAME})" == "1" ]]; then
             sed -i "/certificate =/a\        dhparam = \"/etc/prosody/certs/${DEFAULT_DOMAIN_NAME}.dhparam\";" /etc/prosody/conf.avail/xmpp.cfg.lua
         else
             sed -i '/certificate =/a\        dhparam = "/etc/prosody/certs/xmpp.dhparam";' /etc/prosody/conf.avail/xmpp.cfg.lua

src/freedombone-base-email

 
     if [[ $ONION_ONLY == 'no' ]]; then
         # obtain a cert for the default domain
-        if [[ $(cert_exists ${DEFAULT_DOMAIN_NAME} pem) == "0" ]]; then
+        if [[ "$(cert_exists ${DEFAULT_DOMAIN_NAME} pem)" == "0" ]]; then
             echo $'Obtaining certificate for the main domain'
             create_site_certificate ${DEFAULT_DOMAIN_NAME} 'yes'
         fi
     fi
 
-    if [[ $(cert_exists ${DEFAULT_DOMAIN_NAME} pem) == "0" ]]; then
-        if [[ $(cert_exists dovecot) == "0" ]]; then
+    if [[ "$(cert_exists ${DEFAULT_DOMAIN_NAME} pem)" == "0" ]]; then
+        if [[ "$(cert_exists dovecot)" == "0" ]]; then
             ${PROJECT_NAME}-addcert -h dovecot --dhkey $DH_KEYLENGTH
             check_certificates dovecot
         fi
     fi
     sed -i 's|#ssl =.*|ssl = required|g' /etc/dovecot/conf.d/10-ssl.conf
     sed -i 's|ssl =.*|ssl = required|g' /etc/dovecot/conf.d/10-ssl.conf
-    if [[ $(cert_exists ${DEFAULT_DOMAIN_NAME} pem) == "1" ]]; then
+    if [[ "$(cert_exists ${DEFAULT_DOMAIN_NAME} pem)" == "1" ]]; then
         sed -i "s|#ssl_cert =.*|ssl_cert = </etc/ssl/certs/${DEFAULT_DOMAIN_NAME}.pem|g" /etc/dovecot/conf.d/10-ssl.conf
         sed -i "s|ssl_cert =.*|ssl_cert = </etc/ssl/certs/${DEFAULT_DOMAIN_NAME}.pem|g" /etc/dovecot/conf.d/10-ssl.conf
     else
     fi
     sed -i "s|#ssl_key =.*|ssl_key = </etc/ssl/private/${DEFAULT_DOMAIN_NAME}.key|g" /etc/dovecot/conf.d/10-ssl.conf
     sed -i "s|ssl_key =.*|ssl_key = </etc/ssl/private/${DEFAULT_DOMAIN_NAME}.key|g" /etc/dovecot/conf.d/10-ssl.conf
-    if [[ $(cert_exists ${DEFAULT_DOMAIN_NAME}) == "1" ]]; then
+    if [[ "$(cert_exists ${DEFAULT_DOMAIN_NAME})" == "1" ]]; then
         sed -i "s|#ssl_dh_parameters_length.*|ssl_dh_parameters_length = ${DH_KEYLENGTH}|g" /etc/dovecot/conf.d/10-ssl.conf
     fi
     sed -i 's/#ssl_prefer_server_ciphers.*/ssl_prefer_server_ciphers = yes/g' /etc/dovecot/conf.d/10-ssl.conf

src/freedombone-utils-web

     fi
 
     if [[ $ONION_ONLY == "no" ]]; then
-        if [[ $(cert_exists $SITE_DOMAIN_NAME) == "0" ]]; then
+        if [[ "$(cert_exists ${SITE_DOMAIN_NAME})" == "0" ]]; then
             if [[ $LETSENCRYPT_ENABLED != "yes" ]]; then
                 create_self_signed_cert
             else
             fi
         else
             if [[ $LETSENCRYPT_ENABLED == "yes" ]]; then
-                if [[ $(cert_exists $SITE_DOMAIN_NAME pem) == "0" ]]; then
+                if [[ "$(cert_exists ${SITE_DOMAIN_NAME} pem)" == "0" ]]; then
                     create_letsencrypt_cert
                 fi
             fi
             mkdir /etc/prosody/certs
         fi
 
-        if [[ $(cert_exists chat.${DEFAULT_DOMAIN_NAME} pem) == "1" ]]; then
+        if [[ "$(cert_exists chat.${DEFAULT_DOMAIN_NAME} pem)" == "1" ]]; then
             sed -i 's|--Component "conference.|Component "chat.|g' /etc/prosody/prosody.cfg.lua
         fi
-        if [[ $(cert_exists xmpp.${DEFAULT_DOMAIN_NAME} pem) == "1" ]]; then
+        if [[ "$(cert_exists xmpp.${DEFAULT_DOMAIN_NAME} pem)" == "1" ]]; then
             sed -i 's|--Component "conference.|Component "xmpp.|g' /etc/prosody/prosody.cfg.lua
         fi
-        if [[ $(cert_exists conference.${DEFAULT_DOMAIN_NAME} pem) == "1" ]]; then
+        if [[ "$(cert_exists conference.${DEFAULT_DOMAIN_NAME} pem)" == "1" ]]; then
             sed -i 's|--Component "conference.|Component "conference.|g' /etc/prosody/prosody.cfg.lua
         fi
 
     fi
 
     if [ -d /var/lib/mumble-server ]; then
-        if [[ $(cert_exists ${DEFAULT_DOMAIN_NAME} pem) == "1" ]]; then
+        if [[ "$(cert_exists ${DEFAULT_DOMAIN_NAME} pem)" == "1" ]]; then
             cp /etc/ssl/certs/${DEFAULT_DOMAIN_NAME}.pem /var/lib/mumble-server/mumble.pem
             cp /etc/ssl/certs/${DEFAULT_DOMAIN_NAME}.dhparam /var/lib/mumble-server/mumble.dhparam
             cp /etc/ssl/private/${DEFAULT_DOMAIN_NAME}.key /var/lib/mumble-server/mumble.key
 
     if [ -d /home/znc/.znc ]; then
         echo $'znc found'
-        if [[ $(cert_exists ${DEFAULT_DOMAIN_NAME} pem) == "1" ]]; then
+        if [[ "$(cert_exists ${DEFAULT_DOMAIN_NAME} pem)" == "1" ]]; then
             pkill znc
             cat /etc/ssl/certs/${DEFAULT_DOMAIN_NAME}.pem /etc/ssl/private/${DEFAULT_DOMAIN_NAME}.key > /home/znc/.znc/znc.pem
             chown znc:znc /home/znc/.znc/znc.pem