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## Script (Python) "referencebrowser_queryCatalog"
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##bind container=container
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##bind context=context
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##bind namespace=
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##bind script=script
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##bind subpath=traverse_subpath
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##parameters=REQUEST=None,show_all=0,quote_logic=0,quote_logic_indexes=['SearchableText'],search_catalog=None
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##title=wraps the portal_catalog with a rules qualified query
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##
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from ZODB.POSException import ConflictError
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from Products.ZCTextIndex.ParseTree import ParseError
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results=[]
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if not search_catalog: search_catalog = 'portal_catalog'
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catalog=getattr(context, search_catalog, context.portal_catalog)
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if not hasattr(catalog, 'searchResults'):
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catalog= context.portal_catalog
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indexes=catalog.indexes()
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query={}
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show_query=show_all
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second_pass = {}
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if REQUEST is None:
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REQUEST = context.REQUEST
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def quotestring(s):
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return '"%s"' % s
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def quotequery(s):
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if not s:
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return s
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try:
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terms = s.split()
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except ConflictError:
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raise
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except:
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return s
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tokens = ('OR', 'AND', 'NOT')
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s_tokens = ('OR', 'AND')
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check = (0, -1)
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for idx in check:
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if terms[idx].upper() in tokens:
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terms[idx] = quotestring(terms[idx])
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for idx in range(1, len(terms)):
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if (terms[idx].upper() in s_tokens and
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terms[idx-1].upper() in tokens):
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terms[idx] = quotestring(terms[idx])
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return ' '.join(terms)
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for k, v in REQUEST.items():
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if v and k in indexes:
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if quote_logic and k in quote_logic_indexes:
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v = quotequery(v)
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query.update({k:v})
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show_query=1
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elif k.endswith('_usage'):
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key = k[:-6]
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param, value = v.split(':')
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second_pass[key] = {param:value}
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elif k in ('sort_on', 'sort_order', 'sort_limit'):
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query.update({k:v})
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for k, v in second_pass.items():
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qs = query.get(k)
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if qs is None:
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continue
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query[k] = q = {'query':qs}
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q.update(v)
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# doesn't normal call catalog unless some field has been queried
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# against. if you want to call the catalog _regardless_ of whether
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# any items were found, then you can pass show_all=1.
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if show_query:
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try:
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results=catalog(query)
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except ParseError:
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pass
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return results
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