Emulate wildcard blacklisting via -wild and move regex to -regex

Signed-off-by: Mcat12 <newtoncat12@yahoo.com>

advanced/Scripts/list.sh

@@ -17,6 +17,7 @@ readonly regexlist="/etc/pihole/regex.list"
 reload=false
 addmode=true
 verbose=true
+wildcard=false
 
 domList=()
 
@@ -68,7 +69,7 @@ HandleOther() {
 
   # Check validity of domain (don't check for regex entries)
   if [[ "${#domain}" -le 253 ]]; then
-    if [[ "${listMain}" == "${regexlist}" ]]; then
+    if [[ "${listMain}" == "${regexlist}" && "${wildcard}" == false ]]; then
       validDomain="${domain}"
     else
       validDomain=$(grep -P "^((-|_)*[a-z\\d]((-|_)*[a-z\\d])*(-|_)*)(\\.(-|_)*([a-z\\d]((-|_)*[a-z\\d])*))*$" <<< "${domain}") # Valid chars check
@@ -135,6 +136,9 @@ AddDomain() {
   elif [[ "${list}" == "${regexlist}" ]]; then
     [[ -z "${type}" ]] && type="--wildcard-only"
     bool=true
+
+    [[ "${wildcard}" == true ]] && domain="((^)|(\\.))${domain}$"
+
     # Is the domain in the list?
     # Search only for exactly matching lines
     grep -Fx "${domain}" "${regexlist}" > /dev/null 2>&1 || bool=false
@@ -179,6 +183,8 @@ RemoveDomain() {
     fi
   elif [[ "${list}" == "${regexlist}" ]]; then
     [[ -z "${type}" ]] && type="--wildcard-only"
+    [[ "${wildcard}" == true ]] && domain="((^)|(\\.))${domain}$"
+
     bool=true
     # Is it in the list?
     grep -Fx "${domain}" "${regexlist}" > /dev/null 2>&1 || bool=false
@@ -236,7 +242,8 @@ for var in "$@"; do
   case "${var}" in
     "-w" | "whitelist"   ) listMain="${whitelist}"; listAlt="${blacklist}";;
     "-b" | "blacklist"   ) listMain="${blacklist}"; listAlt="${whitelist}";;
-    "-wild" | "wildcard" ) listMain="${regexlist}";;
+    "-wild" | "wildcard" ) listMain="${regexlist}"; wildcard=true;;
+    "-regex" | "regex"   ) listMain="${regexlist}";;
     "-nr"| "--noreload"  ) reload=false;;
     "-d" | "--delmode"   ) addmode=false;;
     "-q" | "--quiet"     ) verbose=false;;

manpages/pihole.8

@@ -5,7 +5,7 @@ Pi-hole : A black-hole for internet advertisements
 .br
 .SH "SYNOPSIS"
 
-\fBpihole\fR (\fB-w\fR|\fB-b\fR|\fB-wild\fR) [options] domain(s)
+\fBpihole\fR (\fB-w\fR|\fB-b\fR|\fB-wild\fR|\fB-regex\fR) [options] domain(s)
 .br
 \fBpihole -a\fR \fB-p\fR password
 .br
@@ -68,7 +68,12 @@ Available commands and options:
 
 \fB-wild, wildcard\fR [options] [<domain1> <domain2 ...>]
 .br
-    Add or removes specified regex pattern to the regex blacklist
+    Add or removes specified domain to the wildcard blacklist
+.br
+
+\fB-regex, regex\fR [options] [<regex1> <regex2 ...>]
+.br
+    Add or removes specified regex filter to the regex blacklist
 .br
 
     (Whitelist/Blacklist manipulation options):
@@ -277,7 +282,11 @@ Some usage examples
 .br
     \fBpihole -b -d noads.example.com\fR       Remove "noads.example.com" from blacklist
 .br
-    \fBpihole -wild ^example.*$\fR        Add "^example.*$" as a regex pattern - would block all domains starting with "example"
+    \fBpihole -wild "^example.*$"\fR           Add "^example.*$" as a regex pattern - would
+    block all domains starting with "example"
+.br
+    \fBpihole -regex "ad.*\.example\.com$"\fR  Add "ad.*\.example\.com$" to the regex
+    blacklist - would block all subdomains of example.com which start with "ad"
 .br
 
     Changing the Web Interface password

pihole

@@ -33,17 +33,7 @@ webpageFunc() {
   exit 0
 }
 
-whitelistFunc() {
- "${PI_HOLE_SCRIPT_DIR}"/list.sh "$@"
-  exit 0
-}
-
-blacklistFunc() {
-  "${PI_HOLE_SCRIPT_DIR}"/list.sh "$@"
-  exit 0
-}
-
-wildcardFunc() {
+listFunc() {
   "${PI_HOLE_SCRIPT_DIR}"/list.sh "$@"
   exit 0
 }
@@ -403,7 +393,8 @@ Add '-h' after specific commands for more information on usage
 Whitelist/Blacklist Options:
   -w, whitelist       Whitelist domain(s)
   -b, blacklist       Blacklist domain(s)
-  -wild, wildcard     Regex blacklist domain(s)
+  -wild, wildcard     Wildcard blacklist domain(s)
+  -regex, regex       Regex blacklist domains(s)
                         Add '-h' for more info on whitelist/blacklist usage
 
 Debugging Options:
@@ -445,9 +436,10 @@ fi
 
 # Handle redirecting to specific functions based on arguments
 case "${1}" in
-  "-w" | "whitelist"            ) whitelistFunc "$@";;
-  "-b" | "blacklist"            ) blacklistFunc "$@";;
-  "-wild" | "wildcard"          ) wildcardFunc "$@";;
+  "-w" | "whitelist"            ) listFunc "$@";;
+  "-b" | "blacklist"            ) listFunc "$@";;
+  "-wild" | "wildcard"          ) listFunc "$@";;
+  "-regex" | "regex"            ) listFunc "$@";;
   "-d" | "debug"                ) debugFunc "$@";;
   "-f" | "flush"                ) flushFunc "$@";;
   "-up" | "updatePihole"        ) updatePiholeFunc "$@";;