1 | from AccessControl import allow_module |
---|
2 | from util import SortedDict |
---|
3 | from Acquisition import aq_inner |
---|
4 | from DateTime import DateTime |
---|
5 | |
---|
6 | from Products.CMFCore.utils import getToolByName |
---|
7 | |
---|
8 | allow_module('quintagroup.seoptimizer.util') |
---|
9 | qSEO_globals = globals() |
---|
10 | |
---|
11 | |
---|
12 | try: |
---|
13 | from Products.CMFPlone.PloneTool import PloneTool, METADATA_DCNAME |
---|
14 | _present = hasattr(PloneTool, "listMetaTags") |
---|
15 | except ImportError: |
---|
16 | _present = False |
---|
17 | |
---|
18 | |
---|
19 | |
---|
20 | if _present: |
---|
21 | old_lmt = PloneTool.listMetaTags |
---|
22 | |
---|
23 | def listMetaTags(self, context): |
---|
24 | """Lists meta tags helper. |
---|
25 | |
---|
26 | Creates a mapping of meta tags -> values for the listMetaTags script. |
---|
27 | """ |
---|
28 | result = {} |
---|
29 | site_props = getToolByName(self, 'portal_properties').site_properties |
---|
30 | use_all = site_props.getProperty('exposeDCMetaTags', None) |
---|
31 | |
---|
32 | if not use_all: |
---|
33 | metadata_names = {'Description': METADATA_DCNAME['Description']} |
---|
34 | else: |
---|
35 | metadata_names = METADATA_DCNAME |
---|
36 | |
---|
37 | for accessor, key in metadata_names.items(): |
---|
38 | method = getattr(aq_inner(context).aq_explicit, accessor, None) |
---|
39 | if not callable(method): |
---|
40 | continue |
---|
41 | |
---|
42 | # Catch AttributeErrors raised by some AT applications |
---|
43 | try: |
---|
44 | value = method() |
---|
45 | except AttributeError: |
---|
46 | value = None |
---|
47 | |
---|
48 | if not value: |
---|
49 | # No data |
---|
50 | continue |
---|
51 | if accessor == 'Publisher' and value == 'No publisher': |
---|
52 | # No publisher is hardcoded (TODO: still?) |
---|
53 | continue |
---|
54 | if isinstance(value, (list, tuple)): |
---|
55 | # convert a list to a string |
---|
56 | value = ', '.join(value) |
---|
57 | |
---|
58 | # Exclusion meta tag description and keywords |
---|
59 | # # Special cases |
---|
60 | # if accessor == 'Description': |
---|
61 | # result['description'] = value |
---|
62 | # elif accessor == 'Subject': |
---|
63 | # result['keywords'] = value |
---|
64 | |
---|
65 | if use_all: |
---|
66 | result[key] = value |
---|
67 | |
---|
68 | if use_all: |
---|
69 | created = context.CreationDate() |
---|
70 | |
---|
71 | try: |
---|
72 | effective = context.EffectiveDate() |
---|
73 | if effective == 'None': |
---|
74 | effective = None |
---|
75 | if effective: |
---|
76 | effective = DateTime(effective) |
---|
77 | except AttributeError: |
---|
78 | effective = None |
---|
79 | |
---|
80 | try: |
---|
81 | expires = context.ExpirationDate() |
---|
82 | if expires == 'None': |
---|
83 | expires = None |
---|
84 | if expires: |
---|
85 | expires = DateTime(expires) |
---|
86 | except AttributeError: |
---|
87 | expires = None |
---|
88 | |
---|
89 | # Filter out DWIMish artifacts on effective / expiration dates |
---|
90 | if effective is not None and \ |
---|
91 | effective > FLOOR_DATE and \ |
---|
92 | effective != created: |
---|
93 | eff_str = effective.Date() |
---|
94 | else: |
---|
95 | eff_str = '' |
---|
96 | |
---|
97 | if expires is not None and expires < CEILING_DATE: |
---|
98 | exp_str = expires.Date() |
---|
99 | else: |
---|
100 | exp_str = '' |
---|
101 | |
---|
102 | if exp_str or exp_str: |
---|
103 | result['DC.date.valid_range'] = '%s - %s' % (eff_str, exp_str) |
---|
104 | |
---|
105 | return result |
---|
106 | |
---|
107 | PloneTool.listMetaTags = listMetaTags |
---|