Déplacement pour eggification.

[Plinn.git] / Products / Plinn / skins / content / changes_history.py

diff --git a/Products/Plinn/skins/content/changes_history.py b/Products/Plinn/skins/content/changes_history.py
new file mode 100755 (executable)
index 0000000..de54eb8
--- /dev/null
+++ b/Products/Plinn/skins/content/changes_history.py
@@ -0,0 +1,43 @@
+##parameters=compare=''
+
+from Products.Plinn.utils import getAdapterByInterface
+options = {}
+form = context.REQUEST.form
+history = getAdapterByInterface(context, 'Products.Plinn.interfaces.IContentHistory', None)
+comparison = None
+resultsLength = 20
+start = form.get('first_transaction',0)
+stop = start + resultsLength
+batchNavigation = None
+
+if history is not None :
+       entries = history.listEntries(first=start, last=stop+1)
+
+       previous, next = None, None
+       if len(entries) == resultsLength + 1 :
+               entries = entries[0:-1]
+               next = start + resultsLength
+       
+       if start > 0 :
+               previous = start - resultsLength
+       
+       batchNavigation = {'previous':previous, 'next':next, 'current':start}
+               
+       options['entries'] = entries
+       r = form.get('rightkey', entries[0]['key'])
+       try :
+               l = form.get('leftkey',  entries[1]['key'])
+       except IndexError :
+               l = r
+       
+       options['leftkey'] = l
+       options['rightkey'] = r
+       if compare :
+               comparison = history.compare(l, r)
+else :
+       options['entries'] = None
+
+options['comparison'] = comparison
+options['batchNavigation'] = batchNavigation
+
+return context.changes_history_template(**options)
\ No newline at end of file