Add a bunch more crap and rewrite a bunch more crap. Now the 'rm' mode at least runs.

[mailshears.git] / lib / common / dovecot_mailstore_plugin.rb

diff --git a/lib/common/dovecot_mailstore_plugin.rb b/lib/common/dovecot_mailstore_plugin.rb
new file mode 100644 (file)
index 0000000..ff901ee
--- /dev/null
+++ b/lib/common/dovecot_mailstore_plugin.rb
@@ -0,0 +1,74 @@
+require 'common/plugin'
+
+module DovecotMailstorePlugin
+  # Code that all DovecotMailstore plugins (Prune, Rm, Mv...) will
+  # share.  That is, we implement the Plugin interface.
+  include Plugin
+
+  def initialize
+    cfg = Configuration.new()
+    @domain_root = cfg.mail_root
+  end
+
+  def describe_domain(domain)
+    begin
+      domain_path = get_domain_path(domain)
+      return domain_path
+    rescue NonexistentDomainError => e
+      return "Doesn't exist: #{e.to_s}"
+    end
+  end
+
+  def describe_account(account)
+    begin
+      account_path = get_account_path(account)
+      return account_path
+    rescue NonexistentAccountError => e
+      return "Doesn't exist: #{e.to_s}"
+    end
+  end
+
+
+  protected;
+
+  def get_domain_path(domain)
+    # Return the filesystem path for the given domain.
+    # That is, the directory where its mail is stored.
+    # Only works if the domain directory exists!
+    domain_path = File.join(@domain_root, domain)
+
+    if File.directory?(domain_path)
+      return domain_path
+    else
+      raise NonexistentDomainError.new(domain)
+    end
+  end
+
+
+  def get_account_path(account)
+    # Return the filesystem path of this account's mailbox.
+    # Only works if the account exists!
+    if not account.include?('@')
+      raise InvalidAccountError.new("#{account}: Accounts must contain an '@' symbol.")
+    end
+
+    account_parts = account.split('@')
+    user_part = account_parts[0]
+    domain_part = account_parts[1]
+
+    begin
+      domain_path = get_domain_path(domain_part)
+    rescue NonexistentDomainError
+      raise NonexistentAccountError.new(account)
+    end
+
+    account_path = File.join(domain_path, user_part)
+
+    if File.directory?(account_path)
+      return account_path
+    else
+      raise NonexistentAccountError(account)
+    end
+  end
+
+end