Signup abuse detection and blocking 1.15.6

• Require Standard Library by Xon v1.18.0+
• Fix uninstaller leaving behind some cached data
• Use php 7.2 typehinting in more locations
• Add "Multi-account registration mode - specific permissions" option to trigger the "Multi-account registration mode - specific" action when the detected multi-account has been explicitly allowed/denied per-user permissions

• Require Standard Library by Xon v1.17.0+
• Uses standardized route building to avoid conflicts with other 3rd party add-ons
• Add specific message in the thread view for why a user can't reply to a thread when the per-day limit has been reached

• Require php 7.2+
• Fix score-based option did not correctly show the hint/explain text in admincp
• Move "Non-allowed email action" option into "Connection Profiling - Passive" group
• Extend "Writing before registering" spam-checks to use add-on's scoring system, with defaults to moderate if the linked content is moderated or rejected (XF default)
• Add "[SignupAbuse] Limit user to replies per day" per-forum user-froup permission
  • Limit a member (not guest!) to X replies/new-threads per-day (ie the last 24 hours)
  • 0 or -1 mean no limit
  • Does not apply to users with "Manage any thread" permission

• Fix "accept/moderate/reject/addToGroup" as score values where not phrased

• Fix link checker could missing some URLs.
  • Raw IPv6 and international domains (aka punnycode encoded) where not reliably detected
• Fix XFMG media item description did not reliably trigger the link checker

• Improve compatibility with 3rd party add-ons which implement a search handler but not the entity handler for the backing type

• Require Xenforo 2.2+
• Add support for NixFifty's Tickets v2.5.0 approving/rejecting users from tickets

• Fix "[E_WARNING] Undefined array key" in language matching.
• Fix unknown langauges wouldn't always be explicitly marked as such.
• Add "Only score unknown language once" option (default true). Makes the "Country language - Unknown" setting more consistant to use.

• Reduce false positives from country/language matching.
  • Remove various 0|countryCode-language-countryCode entires from the "Country language" option as these are no longer required.
• Update options "Country timezone - Unknown" and "Country language - Unknown"
  • Update defaults to more sensible values
  • Change options "Country timezone - Unknown" and "Country language - Unknown" from "moderate" to "none" scoring due to v1.11.1 having bad defaults.
  • Explicitly report unknown language/timezone rather than giving it a score (or not)

• Fix php 8.1 compatibility bug on user registration when multi-account detection triggers
• Fix php 8.1 compatibility bug in non-cloudflare TOR detection
• Fix a too long reject reason from the approval queue would be truncated instead of allowing to error
• Fix GeoIP country from the ASN lookup when no other GeoIP provider is configured
• Fix error viewing multi-account logs for a user which had a linked account that was fully-deleted instead of disabled
• Add rules trigger scoring based on browser language, with initial defaults based on official langauges per country
• Add rules trigger scoring based on browser timezone, with initial defaults based on XF supported timezones per country
• Add defaults for permissions;
  • [SignupAbuse] Banning ASN
  • [SignupAbuse] Approving email domains
  • [SignupAbuse] Banning email domains
• Add content spam checker to verify various signup details match the what is used for the content:
  • "Asn content spam check action" (Default: Allowed)
  • "GeoIp content spam check action" (Default: Moderated)
  • "Language content spam check action" (Default: Allowed)
  • "Timezone content spam check action" (Default: Allowed)
• On signup, log required on signup fields (website/location/date-of-birth) into user change log
• Add option "Show date of birth in approval queue" option, default false. If true, the date of birth fields are rendered as a single field instead of 3 fields.
• Detect cases where User B uses User A's email/password reset links as a multi-account.