Updated `powPeriod` interpretation in code

app/lib/wizard.js

@@ -291,21 +291,7 @@ var tasks = {
       async.apply(simpleInteger, "Certification validity duration", "sigValidity", conf),
       async.apply(simpleInteger, "Number of valid certifications required to be a member", "sigQty", conf),
       async.apply(simpleInteger, "Minimum number of leading zeros for a proof-of-work", "powZeroMin", conf),
-      function (next){
-        choose("Lowering proof-of-work difficulty using a percentage of WoT size", !conf.powPeriodC,
-          function ifPercentage () {
-            conf.powPeriodC = false;
-            async.waterfall([
-              async.apply(simpleInteger, "Number of blocks to wait for lowering difficulty = % members count, how much", "powPeriod", conf),
-            ], next);
-          },
-          function ifConstant () {
-            conf.powPeriodC = true;
-            async.waterfall([
-              async.apply(simpleInteger, "Number of blocks to wait to lower proof-of-work difficulty", "powPeriod", conf),
-            ], next);
-          });
-      },
+      async.apply(simplePercentOrPositiveInteger, "Number of blocks to wait for lowering difficulty", "powPeriod", conf),
       function (next){
         choose("Participate writing the keychain (when member)", conf.participate,
           function participate () {
@@ -357,3 +343,9 @@ function simpleFloat (question, property, conf, done) {
     return input && input.toString().match(/^[0-9]+(\.[0-9]+)?$/) ? true : false;
   }, done);
 }
+
+function simplePercentOrPositiveInteger (question, property, conf, done) {
+  simpleValue(question, property, conf[property], conf, function (input) {
+    return input && (input.toString().match(/^[1-9][0-9]*$/) || input.toString().match(/^0\.[0-9]+$/)) ? true : false;
+  }, done);
+}
\ No newline at end of file

app/models/configuration.js

@@ -23,7 +23,6 @@ var ConfigurationSchema = new Schema({
   sigQty:      {"type": Number, "default": 5},
   powZeroMin:  {"type": Number, "default": 4},
   powPeriod:   {"type": Number, "default": 1},
-  powPeriodC:  {"type": Boolean, "default": true}, // Default using Constant value '1'
   participate: {"type": Boolean, "default": true}, // Participate to writing the keychain
   tsInterval:  {"type": Number, "default": 30},
 });
@@ -46,10 +45,8 @@ ConfigurationSchema.virtual('createNext').set(function (create) {
 
 ConfigurationSchema.pre('save', function (next) {
 
-  // Force sync saving
-  var sync = _({}).extend(this.sync);
-  this.sync = {};
-  this.sync = sync;
+  if (this.powPeriod >= 1)
+    this.powPeriod = parseInt(this.powPeriod);
 
   if(!this.kmanagement || !this.kmanagement.match(/^(ALL|KEYS)$/)){
     logger.error('Incorrect --kmanagement value, reset to default `KEYS` value');

app/service/KeychainService.js

@@ -546,9 +546,9 @@ function KeyService (conn, conf, PublicKeyService, PeeringService) {
         if (last) {
           var leadingZeros = last.hash.match(/^0+/)[0];
           lastBlockPenality = leadingZeros.length - conf.powZeroMin + 1;
-          var powPeriodIsContant = conf.powPeriodC;
-          var nbPeriodsToWait = (powPeriodIsContant ? conf.powPeriod : Math.floor(conf.powPeriod/100*currentWoTsize));
-          nbWaitedPeriods = Math.floor((nextBlockNumber - last.number) / nbPeriodsToWait);
+          var powPeriodIsPercentage = conf.powPeriod < 1;
+          var nbPeriodsToWait = powPeriodIsPercentage ? Math.floor(conf.powPeriod*currentWoTsize) : conf.powPeriod;
+          nbWaitedPeriods = Math.floor((nextBlockNumber - 1 - last.number) / nbPeriodsToWait); // -1 to say "excluded"
         }
         var nbZeros = Math.max(conf.powZeroMin, conf.powZeroMin + lastBlockPenality - nbWaitedPeriods);
         next(null, nbZeros);