class PreviewProvider( BrowserView ):
implements( IPreviewProvider )
def __init__(self, context, request):
self.context = context
self.request = request
self.object = IPreviewable(context)
def hasPreview(self):
"""
"""
return self.object.hasPreview()
def getPreview(self):
"""
"""
return self.object.getPreview()
def updatePreview(self):
"""
"""
self.object.buildAndStorePreview()
## XXX This should NOT be here !!
## but I wanted the feature badly...
def updateAllPreviews(self):
"""
"""
pc = self.context.portal_catalog
brains = pc(portal_type='File')
status=""
for brain in brains:
status+="<div>"+brain.getPath()
try:
obj=brain.getObject()
IPreviewable(obj).buildAndStorePreview()
obj.reindexObject()
except Exception, e:
status+=" %s %s</div>" % (str(e.__class__.__name__), str(e))
else:
status+=" OK</div>\n"
return status
class PreviewProvider( BrowserView ):
implements( IPreviewProvider )
def __init__(self, context, request):
self.context = context
self.request = request
self.object = IPreviewable(context)
def hasPreview(self):
u"""
"""
return self.object.hasPreview()
def getPreview(self):
u"""
"""
return self.object.getPreview()
def updatePreview(self):
u"""
"""
self.object.buildAndStorePreview()
def updatePreviewOnDemand(self):
u"""
"""
self.object.buildAndStorePreview()
self.request.response.redirect(self.context.absolute_url()+'/view')
## XXX This should NOT be here !!
## but I wanted the feature badly...
def updateAllPreviews(self, updateNewOnly = False):
u"""
update all objects' preview ; may be usefull if you change a transform
"""
logger = logging.getLogger('UpdateAllPreviewsLog')
pc = self.context.portal_catalog
#brains = pc(portal_type='File')
brains = pc(object_provides="Products.ARFilePreview.interfaces.IPreviewAware",sort_on='modified',sort_order='reverse')
status=""
for brain in brains:
if updateNewOnly and ( brain.lastFileChange < brain.lastPreviewUpdate ):
continue
status+="<div>"+brain.getPath()
logger.log(logging.INFO, brain.getPath())
try:
obj=brain.getObject()
IPreviewable(obj).updatePreview()
obj.reindexObject()
except Exception, e:
msg = "%s %s %s" % (brain.getPath(), str(e.__class__.__name__), str(e))
status+= "%s </div>" % msg
logger.log(logging.ERROR, msg)
else:
msg = "%s OK" % (brain.getPath(),)
status+= "%s </div>" % msg
logger.log(logging.INFO, msg)
try:
transaction.commit()
except Exception, e:
msg = "Commit error on object %s : %s %s ; trying abort" % (brain.getPath(), str(e.__class__.__name__), str(e))
logger.log(logging.ERROR, msg)
try:
transaction.abort()
except:
msg = "Abort error on object %s : %s %s " % (brain.getPath(), str(e.__class__.__name__), str(e))
logger.log(logging.ERROR, msg)
pass
