70_ZoneMinder: made Crypt dependency for v 1.30 optional

git-svn-id: https://svn.fhem.de/fhem/trunk@24022 2b470e98-0d58-463d-a4d8-8e2adae1ed80

fhem/CHANGED

@@ -1,5 +1,6 @@
 # Add changes at the top of the list. Keep it in ASCII, and 80-char wide.
 # Do not insert empty lines here, update check depends on it.
+ - change:  70_ZoneMinder: made Crypt dependency for v 1.30 optional
  - change:  48_BlinkCamera: Change to new Blink login API / add resetUniqueID
  - change:  47_OBIS: redesign of parser (major change)
  - bugfix:  57_Calendar: avoid spurious re-creation of all events

fhem/FHEM/70_ZoneMinder.pm

@@ -34,7 +34,6 @@ package main;
 use strict;
 use warnings;
 use HttpUtils;
-use Crypt::MySQL qw(password41);
 use DevIo;
 use Digest::MD5 qw(md5 md5_hex md5_base64);
 
@@ -700,6 +699,12 @@ sub ZoneMinder_calcAuthHash {
   my ($hash) = @_;
   my $name = $hash->{NAME};
 
+  eval 'use Crypt::MySQL qw(password41)';
+  if($@) {
+    Log3 $name, 0, "ZoneMinder ($name) - ERROR: Crypt::MySQL required for auth-hash support in ZoneMinder 1.30. Please install Crypt::MySQL (or upgrade to ZoneMinder 1.32+)";
+    return $name;
+  }
+
   Log3 $name, 4, "ZoneMinder ($name) - calling calcAuthHash";
 
   my ($sec,$min,$curHour,$dayOfMonth,$curMonth,$curYear,$wday,$yday,$isdst) = localtime();