Hooks

- Added a master control, rc.hooks, which defaults to 'on', but can be used
  to disable hook processing in general.

ChangeLog

@@ -196,6 +196,8 @@
 - Removed unused tips files (thanks to dev-zero).
 - Removed shadow file feature, replacing it with an example hook scripts that
   performs the same function.
+- Added rc.hooks, a master control setting for hooks processing, which defaults
+  to 'on'.
 
 ------ current release ---------------------------
 

NEWS

@@ -20,6 +20,7 @@ New Features in taskwarrior 2.4.0
     the urgency values of the dependency chain.
   - Listing breaks now supported.  See 'man taskrc'.
   - New fish shell completion script.
+  - Hooks.
 
 New commands in taskwarrior 2.4.0
 
@@ -35,6 +36,7 @@ New configuration options in taskwarrior 2.4.0
     potentially dangerous combination of write commands and empty filters.
   - New truncated_count column style for the description field which as the
     name says is a combination of the existing truncated and count styles.
+  - New 'hooks' setting is a master control switch for hook processing.
 
 Newly deprecated features in taskwarrior 2.4.0
 

doc/man/taskrc.5.in

@@ -182,6 +182,11 @@ don't change.  Note that this should be used in the form of a command line
 override (task rc.gc=off ...), and not permanently used in the .taskrc file,
 as this significantly affects performance in the long term.
 
+.TP
+.B hooks=on
+This master control switch enables hook script processing. The default value
+is 'on', but certain extensions and environments may need to disable hooks.
+
 .TP
 .B exit.on.missing.db=no
 When set to 'yes' causes the program to exit if the database (~/.task or

src/Config.cpp

@@ -64,6 +64,7 @@ std::string Config::_defaults =
   "locking=on                                     # Use file-level locking\n"
   "gc=on                                          # Garbage-collect data files - DO NOT CHANGE unless you are sure\n"
   "exit.on.missing.db=no                          # Whether to exit if ~/.task is not found\n"
+  "hooks=on                                       # Master control switch for hooks\n"
   "\n"
   "# Terminal\n"
   "detection=on                                   # Detects terminal width\n"

src/Hooks.cpp

@@ -54,6 +54,8 @@ Hooks::~Hooks ()
 
 ////////////////////////////////////////////////////////////////////////////////
 void Hooks::initialize ()
+{
+  if (context.config.getBoolean ("hooks"))
   {
     // Scan <rc.data.location>/hooks
     Directory d (context.config.get ("data.location"));
@@ -65,6 +67,7 @@ void Hooks::initialize ()
       std::sort (_scripts.begin (), _scripts.end ());
     }
   }
+}
 
 ////////////////////////////////////////////////////////////////////////////////
 // The on-launch event is triggered once, after initialization, before an

src/commands/CmdShow.cpp

@@ -154,6 +154,7 @@ int CmdShow::execute (std::string& output)
     " extensions"
     " fontunderline"
     " gc"
+    " hooks"
     " hyphenate"
     " indent.annotation"
     " indent.report"