[1] | 1 | import re, commands |
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| 2 | from zope.interface import implements |
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| 3 | from Products.CMFCore.utils import getToolByName |
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| 4 | from Products.qSEOptimizer.interfaces import IKeywords |
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| 5 | |
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| 6 | |
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| 7 | class AdditionalKeywords(object): |
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| 8 | implements(IKeywords) |
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| 9 | |
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| 10 | def __init__(self, context): |
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| 11 | self.context = context |
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| 12 | |
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| 13 | def listKeywords(self): |
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| 14 | portal_props = getToolByName(self.context, 'portal_properties') |
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| 15 | seo_props = getToolByName(portal_props, 'seo_properties') |
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| 16 | |
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| 17 | # now set type is not using because of it unordered behaviour |
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| 18 | #original = set(self.context.qSEO_Keywords()) |
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| 19 | #additional = set(seo_props.additional_keywords) |
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| 20 | #text = set(self.context.SearchableText().split()) |
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| 21 | #keywords = list(additional.intersection(text).union(original)) |
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| 22 | |
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| 23 | keywords = list(self.context.qSEO_Keywords()) |
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| 24 | lower_keywords = map(lambda x: x.lower(), keywords) |
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| 25 | additional = seo_props.additional_keywords |
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| 26 | |
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| 27 | is_test = self.context.REQUEST.get('qseo_without_additional_keywords', None) |
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| 28 | |
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| 29 | if additional and is_test is None: |
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| 30 | # extract words from url page using lynx browser |
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| 31 | text = commands.getoutput('lynx --dump --nolist %s?qseo_without_additional_keywords=1' % self.context.absolute_url()).lower() |
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| 32 | if text and text != 'sh: lynx: command not found': |
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| 33 | for keyword in additional: |
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| 34 | if keyword.lower() not in lower_keywords and re.compile(r'\b%s\b' % keyword, re.I).search(text): |
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| 35 | keywords.append(keyword) |
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| 36 | |
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| 37 | return ', '.join(keywords) |
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