trigger: do not hide email in command "/msg nickserv register password email" (closes #849)

ChangeLog.adoc

@@ -21,6 +21,7 @@ https://weechat.org/files/releasenotes/ReleaseNotes-devel.html[release notes]
 Improvements::
 
   * irc: change default value of option irc.network.lag_reconnect to 300 (issue #818)
+  * trigger: do not hide email in command "/msg nickserv register password email" (issue #849)
 
 Bug fixes::
 

ReleaseNotes.adoc

@@ -17,6 +17,21 @@ https://weechat.org/files/changelog/ChangeLog-devel.html[ChangeLog]
 (file _ChangeLog.adoc_ in sources).
 
 
+[[v1.7]]
+== Version 1.7 (under dev)
+
+A new trigger "cmd_pass_register" has been added to hide only password and not
+email in command `/msg nickserv register password email`. +
+The existing trigger "cmd_pass" has been updated to hide password in all
+commands except `/msg nickserv register`.
+
+You can add the new trigger and restore the other one with the following
+command:
+
+----
+/trigger restore cmd_pass_register cmd_pass
+----
+
 [[v1.6]]
 == Version 1.6 (2016-10-02)
 

src/plugins/trigger/trigger-config.c

@@ -59,14 +59,14 @@ char *trigger_config_default_list[][1 + TRIGGER_NUM_OPTIONS] =
       "/print -beep",
       "ok",
       "" },
-    /* hide passwords in commands */
+    /* hide passwords in commands (except "/msg nickserv register") */
     { "cmd_pass", "on",
       "modifier",
       "5000|input_text_display;5000|history_add;5000|irc_command_auth",
       "",
       "==^("
       "(/(msg|m|quote) +nickserv "
-      "+(id|identify|register|ghost +[^ ]+|release +[^ ]+|regain +[^ ]+|"
+      "+(id|identify|ghost +[^ ]+|release +[^ ]+|regain +[^ ]+|"
       "recover +[^ ]+) +)|"
       "/oper +[^ ]+ +|"
       "/quote +pass +|"
@@ -77,6 +77,16 @@ char *trigger_config_default_list[][1 + TRIGGER_NUM_OPTIONS] =
       "",
       "",
       "" },
+    /* hide passwords in command "/msg nickserv register" */
+    { "cmd_pass_register", "on",
+      "modifier",
+      "5000|input_text_display;5000|history_add;5000|irc_command_auth",
+      "",
+      "==^(/(msg|m|quote) +nickserv +register +)([^ ]+)(.*)"
+      "==${re:1}${hide:*,${re:3}}${re:4}",
+      "",
+      "",
+      "" },
     /* hide password in IRC auth message displayed */
     { "msg_auth", "on",
       "modifier",