* Redirect `grep` correctly to $sources (instead of using `awk`)
* Redirect $sourceDomains correctly
* Replace use of ${COL_LIGHT_BLUE}
* Add numeric count informing user of unique source domains being whitelisted
* Add 504 status (Gateway connection timed out)
* Add text for non-standard list parsing
* Improve adblock parsing
* Ensure adblock exception rules are removed from file
* Ensure "www." is not treated as a URL-format list
* Corrected typo
* Ensure script does not fail if "-f" is used when there are no blocklists generated
Signed off by WaLLy3K <wally3k@pi-hole.net>
* Remove WHITELIST_COMMAND
* Place IPv4/IPv6 availability test underneath setupVars.conf source
* Improved clarity on comments
* Define default lookupDomain on local line
* Use `getent hosts` instead of nslookup (faster)
* Make gravity_DNSLookup() function more readable
* Use bold on "Neutrino emissions detected"
* Swap conditionals around on adlists file handling
* Add comments to both gravity_Collapse() `awk`s
* Removed unnecessary "${str}" from gravity_Pull()
* Merge function variables into local line
* Place .phgbp suffice on mktemp, so patternbuffers can be cleaned up all at once in gravity_Cleanup()
* Removed success="false" from $httpCode case, placed empty success var in local
* Reordered $httpCode case numerically because I can
* Provide error if Dnsmasq format list is being parsed
* Remove IPv4 check when determining URL list (too slow on large lists)
* Check ${#sources[@]} to ensure we're checking the number of entries and not the character count
* Define empty plural in local line, removing unnecessary plural=;
* Optimised readability of gravity_Whitelist()
* Removed uninformative "Nothing to blacklist"/"No wildcards used" text
* Optimised parsing of domains into hosts format on IPv6 enabled servers
* Ensure /etc/hostname is non-zero
* Use `: >` instead of `rm` as consistent with the rest of the script
* Ensured that gravity_Cleanup() removes ${localList}.tmp
* Optimised readability of gravity_ParseUserDomains()
* Moved dnsRestart to ${var} case statement, renaming it to dnsRestartType for readability
* Set default $listType to ensure script passes "bash strict mode"
* Shift default dnsRestart value into unset default parameter expansion value
* Change nslookup timeout to 5 seconds
* Use &> instead of >
* Standardise plural code
* Update some comments
* Add "000" when connection is refused
* Condense adblock detection logic
* Add Dnsmasq format detection and parsing logic
* Removed unnecessary echo
* Add dnsWasOffline variable to ensure that if DNS service has been stopped, that it doesn't start and also get reloaded
