From 4cfff5b001be73529efe63e6d76e7651d6599c16 Mon Sep 17 00:00:00 2001
From: multiple creatures <dev@multiple-creature.party>
Date: Sat, 20 Jul 2019 10:32:36 -0500
Subject: [PATCH] create bangtag helper module, add functions for transparent
 moderation in `admin:` commands

---
 app/helpers/bangtag_helper.rb | 102 ++++++++++++++++++++++++++++++++++
 1 file changed, 102 insertions(+)
 create mode 100644 app/helpers/bangtag_helper.rb

diff --git a/app/helpers/bangtag_helper.rb b/app/helpers/bangtag_helper.rb
new file mode 100644
index 000000000..2dd135976
--- /dev/null
+++ b/app/helpers/bangtag_helper.rb
@@ -0,0 +1,102 @@
+module BangtagHelper
+  POLICIES = %w(silence unsilence suspend unsuspend force_unlisted allow_public force_sensitive allow_nonsensitive reset)
+  EXCLUDED_DOMAINS = %w(tailma.ws monsterpit.net monsterpit.cloud monsterpit.gallery monsterpit.blog)
+
+  def account_policy(username, domain = nil, policy)
+    return if policy.blank?
+    policy = policy.to_s
+    return false unless policy.in?(POLICIES)
+
+    username, domain = username.split('@')[1..2] if username.start_with?('@')
+    domain.downcase! unless domain.nil?
+
+    acct = Account.find_by(username: username, domain: domain)
+    return false if acct.nil?
+
+    if policy == 'reset'
+      Admin::ActionLog.create(account: @account, action: unsuspend, target: acct)
+      Admin::ActionLog.create(account: @account, action: unsilence, target: acct)
+      Admin::ActionLog.create(account: @account, action: allow_public, target: acct)
+      Admin::ActionLog.create(account: @account, action: allow_nonsensitive, target: acct)
+    else
+      Admin::ActionLog.create(account: @account, action: policy, target: acct)
+    end
+
+    case policy
+    when 'silence'
+      acct.silence!
+    when 'unsilence'
+      acct.unsilence!
+    when 'suspend'
+      SuspendAccountService.new.call(acct, include_user: true)
+      return true
+    when 'unsuspend'
+      acct.unsuspend!
+    when 'force_unlisted'
+      acct.force_unlisted
+    when 'allow_public'
+      acct.allow_public!
+    when 'force_sensitive'
+      acct.force_sensitive!
+    when 'allow_nonsensitive'
+      acct.allow_nonsensitive!
+    when 'reset'
+      acct.unsuspend!
+      acct.unsilence!
+      acct.allow_public!
+      acct.allow_nonsensitive!
+    end
+
+    acct.save
+
+    true
+  end
+
+  def domain_exists(domain)
+    begin
+      code = Request.new(:head, "https://#{domain}").perform(&:code)
+    rescue
+      return false
+    end
+    return false if [404, 410].include?(code)
+    true
+  end
+
+  def domain_policy(domain, policy, force_sensitive = false, reject_media = false, reject_reports = false)
+    return if policy.blank?
+    policy = policy.to_s
+    return false unless policy.in?(POLICIES)
+    return false unless domain.match?(/\A[\w\-]+\.[\w\-]+(?:\.[\w\-]+)*\Z/)
+
+    domain.downcase!
+
+    return false if domain.in?(EXCLUDED_DOMAINS)
+
+    if policy == 'force_sensitive'
+      policy = 'noop'
+      force_sensitive = true
+    end
+
+    if policy.in? %w(silence suspend force_unlisted)
+      return false unless domain_exists(domain)
+
+      domain_block = DomainBlock.find_or_create_by(domain: domain)
+      domain_block.severity = policy
+      domain_block.force_sensitive = force_sensitive
+      domain_block.reject_media = reject_media
+      domain_block.reject_reports = reject_reports
+      domain_block.save
+
+      Admin::ActionLog.create(account: @account, action: :create, target: domain_block)
+      BlockDomainService.new.call(domain_block)
+    else
+      domain_block = DomainBlock.find_by(domain: domain)
+      return false if domain_block.nil?
+
+      Admin::ActionLog.create(account: @account, action: :destroy, target: domain_block)
+      UnblockDomainService.new.call(domain_block)
+    end
+
+    true
+  end
+end