91_notify: readLog attribute (Forum #48523)

git-svn-id: https://svn.fhem.de/fhem/trunk@10694 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.
+  - feature: 91_notify: add readLog attribute
   - feature: 98_ping: Add attribute for minimum fails before reporting
              (minFailCount)
   - bugfix:  PRESENCE: fix log warning "use of uninitialized value ..." when 

fhem/FHEM/91_notify.pm

@@ -15,7 +15,8 @@ notify_Initialize($)
   $hash->{DefFn} = "notify_Define";
   $hash->{NotifyFn} = "notify_Exec";
   $hash->{AttrFn}   = "notify_Attr";
-  $hash->{AttrList} = "disable:0,1 disabledForIntervals forwardReturnValue:0,1 showtime:0,1 addStateEvent:0,1";
+  $hash->{AttrList} ="disable:1,0 disabledForIntervals forwardReturnValue:1,0 ".
+                     "readLog:1,0 showtime:1,0 addStateEvent:1,0";
   $hash->{SetFn}    = "notify_Set";
   $hash->{StateFn}  = "notify_State";
   $hash->{FW_detailFn} = "notify_fhemwebFn";
@@ -107,6 +108,22 @@ notify_Attr(@)
 {
   my @a = @_;
   my $do = 0;
+  my $hash = $defs{$a[1]};
+
+  if($a[0] eq "set" && $a[2] eq "readLog") {
+    if(!defined($a[3]) || $a[3]) {
+      $logInform{$a[1]} = sub($$){
+        my ($me, $msg) = @_;
+        return if(defined($hash->{CHANGED}));
+        $hash->{CHANGED}[0] = $msg;
+        notify_Exec($hash, $hash);
+        delete($hash->{CHANGED});
+      }
+    } else {
+      delete $logInform{$a[1]};
+    }
+    return;
+  }
 
   if($a[0] eq "set" && $a[2] eq "disable") {
     $do = (!defined($a[3]) || $a[3]) ? 1 : 2;
@@ -114,7 +131,7 @@ notify_Attr(@)
   $do = 2 if($a[0] eq "del" && (!$a[2] || $a[2] eq "disable"));
   return if(!$do);
 
-  readingsSingleUpdate($defs{$a[1]}, "state", $do==1 ? "disabled":"active", 1);
+  readingsSingleUpdate($hash, "state", $do==1 ? "disabled":"active", 1);
   return undef;
 }
 
@@ -384,14 +401,6 @@ notify_fhemwebFn($$$$)
     <li><a href="#disable">disable</a></li>
     <li><a href="#disabledForIntervals">disabledForIntervals</a></li>
 
-    <a name="forwardReturnValue"></a>
-    <li>forwardReturnValue<br>
-        Forward the return value of the executed command to the caller,
-        default is disabled (0).  If enabled (1), then e.g. a set command which
-        triggers this notify will also return this value. This can cause e.g
-        FHEMWEB to display this value, when clicking "on" or "off", which is
-        often not intended.</li>
-
     <a name="addStateEvent"></a>
     <li>addStateEvent<br>
       The event associated with the state Reading is special, as the "state: "
@@ -406,6 +415,26 @@ notify_fhemwebFn($$$$)
       Note 2: this attribute will only work for events generated by devices
       supporting the <a href="#readingFnAttributes">readingFnAttributes</a>.
       </li>
+
+    <a name="forwardReturnValue"></a>
+    <li>forwardReturnValue<br>
+        Forward the return value of the executed command to the caller,
+        default is disabled (0).  If enabled (1), then e.g. a set command which
+        triggers this notify will also return this value. This can cause e.g
+        FHEMWEB to display this value, when clicking "on" or "off", which is
+        often not intended.</li>
+
+    <a name="readLog"></a>
+    <li>readLog<br>
+        Execute the notify for messages appearing in the FHEM Log. The device
+        in this case is set to the notify itself, e.g. checking for the startup
+        message looks like:
+        <ul><code>
+          define n notify n:.*Server.started.* { Log 1, "Really" }<br>
+          attr n readLog
+        </code></ul>
+        </li>
+
   </ul>
   <br>
 
@@ -576,12 +605,7 @@ notify_fhemwebFn($$$$)
   <b>Attribute</b>
   <ul>
     <li><a href="#disable">disable</a></li>
-    <a name="forwardReturnValue"></a>
-    <li>forwardReturnValue<br>
-        R&uuml;ckgabe der Werte eines ausgef&uuml;hrten Kommandos an den
-        Aufrufer.  Die Voreinstellung ist 0 (ausgeschaltet), um weniger
-        Meldungen im Log zu haben.
-        </li>
+    <li><a href="#disabledForIntervals">disabledForIntervals</a></li>
 
     <a name="addStateEvent"></a>
     <li>addStateEvent<br>
@@ -600,10 +624,27 @@ notify_fhemwebFn($$$$)
         <li>dieses Attribut zeigt nur f&uuml;r solche Ger&auml;te-Events eine
         Wirkung, die <a href="#readingFnAttributes">readingFnAttributes</a>
         unterst&uuml;tzen.</li>
-
       </ul>
-
       </li>
+
+    <a name="forwardReturnValue"></a>
+    <li>forwardReturnValue<br>
+        R&uuml;ckgabe der Werte eines ausgef&uuml;hrten Kommandos an den
+        Aufrufer.  Die Voreinstellung ist 0 (ausgeschaltet), um weniger
+        Meldungen im Log zu haben.
+        </li>
+
+    <a name="readLog"></a>
+    <li>readLog<br>
+        Das notify wird f&uuml;r Meldungen, die im FHEM-Log erscheinen,
+        ausgegef&uuml;hrt. Das "Event-Generierende-Ger&auml;t" wird auf dem
+        notify selbst gesetzt. Z.Bsp. kann man mit folgendem notify auf die
+        Startup Meldung reagieren:
+        <ul><code>
+          define n notify n:.*Server.started.* { Log 1, "Wirklich" }<br>
+          attr n readLog
+        </code></ul>
+        </li>
   </ul>
   <br>