From 9c93861ae706b581e3d6e810756dbba2c5d2a281 Mon Sep 17 00:00:00 2001
From: Ferdi Franceschini <ffr@ansto.gov.au>
Date: Mon, 20 Jun 2011 09:41:41 +1000
Subject: [PATCH] Autosave r3213 | ffr | 2011-06-20 09:41:41 +1000 (Mon, 20 Jun
 2011) | 1 line

---
 .../config/nexus/nxscripts_common_1.tcl       | 10 ++++-
 site_ansto/instrument/server_config.tcl       | 45 +++++++++++++++++++
 2 files changed, 53 insertions(+), 2 deletions(-)

diff --git a/site_ansto/instrument/config/nexus/nxscripts_common_1.tcl b/site_ansto/instrument/config/nexus/nxscripts_common_1.tcl
index 850c7714..cfb835a9 100644
--- a/site_ansto/instrument/config/nexus/nxscripts_common_1.tcl
+++ b/site_ansto/instrument/config/nexus/nxscripts_common_1.tcl
@@ -10,6 +10,7 @@ sicsdatafactory new nxscript_data
 ::utility::mkVar eend Text user end_time true entry false true
 ::utility::mkVar timestamp int user time_stamp true entry false true
 ::utility::mkVar data_run_number int user run_number true instrument false true
+::utility::mkVar autosaveIndex int user autosaveIndex true instrument false true
 ::utility::mkVar save_count int user save_count true experiment true true
 ::utility::mkVar currpoint int user currpoint true experiment true true
 ::utility::mkVar nexus_datatype text user DataType true data false true
@@ -346,6 +347,7 @@ proc ::nexus::newfile_collection {args} {
     }
     save_count 0
     currpoint 0
+    autosaveIndex 0
     file_status $file_states(U)
     if {$param(-filetype) == "clear"} {
       ::hdb::set_save / false
@@ -366,6 +368,7 @@ proc ::nexus::newfile_collection {args} {
       }
       ::nexus::process_filetype_policy $param(-filetype)
       nexus_datatype $param(-filetype)
+      file_status "NEWFILE"
     }
   } message ] {
     return -code error "([info level 0]) $message"
@@ -423,12 +426,15 @@ proc ::nexus::newfile_collection {args} {
 #
 # A new file will be created if the new file state has been set to true, or
 # if the current data type doesn't match the current file type.
-proc ::nexus::save {{point 0}} {
+proc ::nexus::save {{point 0} {callType "normalsave"}} {
   if [ catch {
     ::nexus::save_collection -index $point
   } message ] {
     return -code error "([info level 0]) $message"
-  } 
+  }
+  if {$callType == "normalsave"} {
+    autosaveIndex [expr [SplitReply [data_run_number]] + 1]
+  }
 }
 
 ##
diff --git a/site_ansto/instrument/server_config.tcl b/site_ansto/instrument/server_config.tcl
index b7a8f076..5e06e12f 100644
--- a/site_ansto/instrument/server_config.tcl
+++ b/site_ansto/instrument/server_config.tcl
@@ -247,6 +247,8 @@ proc server_init {} {
     if [file exists $::sicsroot/log/status.tcl ] {
       restore
     }
+    file_status "UNKNOWN"
+
     MakeStateMon hmscan
     sicslist setatt sics_suid privilege readonly
     sicslist setatt sics_suid klass data
@@ -257,6 +259,9 @@ proc server_init {} {
     sicslist setatt sics_suid nxsave true
     sicslist setatt sics_suid long_name sics_suid 
 
+    VarMake AUTOSAVE_STATE Text user
+    AUTOSAVE_STATE "DISABLED"
+
     if [file exists ../extraconfig.tcl] {
       fileeval ../extraconfig.tcl
     }
@@ -266,3 +271,43 @@ proc server_init {} {
   } message ]
   handle_exception $catch_status $message
 }
+
+proc doAutosave {} {
+# Reset the AUTOSAVE_STATE variable in case some naughty user sets it directly
+  AUTOSAVE_STATE "ENABLED"
+  set HMSTATE [SplitReply [hmm configure daq]]
+  set FSTATE  [SplitReply [file_status]]
+#broadcast CALLED: [info level 0], HMSTATE = $HMSTATE, FSTATE = $FSTATE
+  if { $FSTATE != "UNKNOWN" && $FSTATE != "OPEN" && $HMSTATE == "Started"} {
+    set saveIndex [SplitReply [autosaveIndex] ]
+    broadcast autosave $saveIndex
+    save $saveIndex "autosave"
+  }
+}
+publish doAutosave user
+proc autosave { {interval 300} } {
+  set stateVal [SplitReply [AUTOSAVE_STATE]]
+  if {$interval == "check"} {
+    return [AUTOSAVE_STATE]
+  } elseif {[string is integer $interval]} {
+    if {$interval <= 0} {
+      if { $stateVal == "ENABLED" } {
+        sicspoll del doAutosave
+        AUTOSAVE_STATE "DISABLED"
+      }
+    } else {
+      if {$stateVal == "DISABLED"} {
+        sicspoll add doAutosave script $interval doAutosave
+        sicspoll listen
+        AUTOSAVE_STATE "ENABLED"
+      } else {
+        sicspoll intervall doAutosave $interval
+      }
+    }
+  } else {
+    return -code error "ERROR: Invalid argument in '[info level 0]', should be an integer or 'check'"
+  }
+  
+
+}
+publish autosave user