From 2abbcc080f8c3d5029793f3ec1eb120916a8b82e Mon Sep 17 00:00:00 2001
From: Florent Didier <florent.didier@inria.fr>
Date: Wed, 17 Jan 2018 15:03:21 +0100
Subject: [PATCH] [dev] mw_utils.rb: add method nodeset
---
generators/wiki/mw_utils.rb | 23 +++++++++++++++++++++++
1 file changed, 23 insertions(+)
diff --git a/generators/wiki/mw_utils.rb b/generators/wiki/mw_utils.rb
index 1dd91332946..9b7520bae31 100644
--- a/generators/wiki/mw_utils.rb
+++ b/generators/wiki/mw_utils.rb
@@ -34,6 +34,29 @@ module G5K
SITES = %w{grenoble lille luxembourg lyon nancy nantes rennes sophia}
+ # This method compacts an array of integers as follows
+ # nodeset([2,3,4,7,9,10,12]) returns the string '[2-4,7,9-10,12]'
+ def self.nodeset(a)
+ l = a.length
+ return '' if l == 0
+ a = a.compact.uniq.sort
+ a0 = a[0]
+ s = "[#{a0}"
+ i = 1
+ while i < l
+ fast_forward = (i < l and a[i] - a0 == 1)?true:false
+ (a0 = a[i] and i+=1 ) while (i < l and a[i] - a0 == 1) # fast forward
+ if fast_forward
+ s += (i != l)?"-#{a0},#{a[i]}":"-#{a0}"
+ else
+ s += ",#{a[i]}"
+ end
+ a0 = a[i]
+ i += 1
+ end
+ s += ']'
+ end
+
end
#Defines MediaWiki helpers
--
GitLab