[642] | 1 | from zope.interface import Interface |
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| 2 | from zope.interface import implements |
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| 3 | from zope.component import getMultiAdapter |
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| 4 | |
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| 5 | from plone.app.portlets.portlets import base |
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| 6 | from plone.portlets.interfaces import IPortletDataProvider |
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| 7 | |
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| 8 | from zope import schema |
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| 9 | from zope.formlib import form |
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| 10 | from plone.memoize.instance import memoize |
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| 11 | from Products.Five.browser.pagetemplatefile import ViewPageTemplateFile |
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| 12 | from DateTime.DateTime import DateTime |
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| 13 | |
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| 14 | from quintagroup.quills.extras import quintagroupQuillsMessageFactory as _ |
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| 15 | |
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| 16 | class IMostCommented(IPortletDataProvider): |
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| 17 | """A portlet |
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| 18 | |
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| 19 | It inherits from IPortletDataProvider because for this portlet, the |
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| 20 | data that is being rendered and the portlet assignment itself are the |
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| 21 | same. |
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| 22 | """ |
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| 23 | |
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| 24 | # TODO: Add any zope.schema fields here to capture portlet configuration |
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| 25 | # information. Alternatively, if there are no settings, leave this as an |
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| 26 | # empty interface - see also notes around the add form and edit form |
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| 27 | # below. |
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| 28 | |
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| 29 | blog = schema.TextLine( |
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| 30 | title=_(u"Path to Blog"), |
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[1257] | 31 | description=_(u"Physical path to blog, from the plone object, 'blog' for ex."), |
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[642] | 32 | required=True) |
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| 33 | |
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| 34 | period = schema.Int( |
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| 35 | title=_(u"Actual Period"), |
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| 36 | description=_(u"Actual period in days"), |
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| 37 | default = 30, |
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| 38 | required=True) |
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| 39 | |
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| 40 | limit = schema.Int( |
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[1257] | 41 | title=_(u"Maximum entries"), |
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[642] | 42 | default = 5, |
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[1257] | 43 | description=_(u"What's the maximum number of entries to list?"), |
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[642] | 44 | required=True) |
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| 45 | |
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| 46 | |
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| 47 | class Assignment(base.Assignment): |
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| 48 | """Portlet assignment. |
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| 49 | |
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| 50 | This is what is actually managed through the portlets UI and associated |
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| 51 | with columns. |
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| 52 | """ |
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| 53 | |
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| 54 | implements(IMostCommented) |
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| 55 | |
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| 56 | # TODO: Set default values for the configurable parameters here |
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| 57 | |
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| 58 | # some_field = u"" |
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| 59 | |
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| 60 | # TODO: Add keyword parameters for configurable parameters here |
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| 61 | # def __init__(self, some_field=u"): |
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| 62 | # self.some_field = some_field |
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| 63 | |
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| 64 | def __init__(self, blog='/www/blog', period=30, limit=5): |
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| 65 | self.blog = blog |
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| 66 | self.period = period |
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| 67 | self.limit = limit |
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| 68 | |
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| 69 | @property |
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| 70 | def title(self): |
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| 71 | """This property is used to give the title of the portlet in the |
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| 72 | "manage portlets" screen. |
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| 73 | """ |
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| 74 | return "Most Commented" |
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| 75 | |
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| 76 | class Renderer(base.Renderer): |
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| 77 | """Portlet renderer. |
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| 78 | |
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| 79 | This is registered in configure.zcml. The referenced page template is |
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| 80 | rendered, and the implicit variable 'view' will refer to an instance |
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| 81 | of this class. Other methods can be added and referenced in the template. |
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| 82 | """ |
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| 83 | |
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| 84 | render = ViewPageTemplateFile('mostcommented.pt') |
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| 85 | |
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| 86 | @property |
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| 87 | def days(self): |
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| 88 | return self.data.period |
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| 89 | |
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| 90 | @property |
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| 91 | @memoize |
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| 92 | def mostCommented(self): |
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| 93 | catalog = getMultiAdapter((self.context, self.request), name=u'plone_tools').catalog() |
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| 94 | pstate = getMultiAdapter((self.context, self.request), name=u'plone_portal_state') |
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| 95 | portal_id = pstate.portal().getId() |
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| 96 | brains = catalog(path='/%s/%s' % (portal_id, self.data.blog), |
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| 97 | portal_type='Discussion Item', |
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| 98 | review_state='published', |
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| 99 | created={'query':DateTime() - self.data.period, |
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| 100 | 'range':'min'} |
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| 101 | ) |
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| 102 | # count comments per blogpost |
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| 103 | comments = {} |
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| 104 | for b in brains: |
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| 105 | bep = '/'.join(b.getPath().split('/')[:-2]) |
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| 106 | comments.setdefault(bep, 0) |
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| 107 | comments[bep] = comments[bep] + 1 |
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| 108 | # sort blogpost_pathes by comment number |
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| 109 | sorted_dict = list(comments.iteritems()) |
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| 110 | sorted_dict.sort(lambda i1, i2: cmp(i1[1], i2[1])) |
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| 111 | sorted_dict.reverse() |
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| 112 | mcpathes = [k for k,v in sorted_dict[:self.data.limit]] |
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| 113 | # get mostcommented blogpost brains |
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| 114 | mostcommented = catalog(path={'query':mcpathes, 'depth':0}) |
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| 115 | mcomm_dict = dict([(b.getPath(),b) for b in mostcommented]) |
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| 116 | # associate comment number with appropriate blogpost brain |
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| 117 | res = [(n,mcomm_dict[p]) for p,n in sorted_dict if p in mcomm_dict.keys()] |
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| 118 | return res |
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| 119 | |
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[1581] | 120 | @property |
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| 121 | def available(self): |
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| 122 | return super(Renderer, self).available and self.mostCommented |
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| 123 | |
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[642] | 124 | # NOTE: If this portlet does not have any configurable parameters, you can |
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| 125 | # inherit from NullAddForm and remove the form_fields variable. |
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| 126 | |
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| 127 | class AddForm(base.AddForm): |
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| 128 | """Portlet add form. |
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| 129 | |
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| 130 | This is registered in configure.zcml. The form_fields variable tells |
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| 131 | zope.formlib which fields to display. The create() method actually |
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| 132 | constructs the assignment that is being added. |
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| 133 | """ |
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| 134 | form_fields = form.Fields(IMostCommented) |
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| 135 | |
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| 136 | def create(self, data): |
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| 137 | return Assignment(**data) |
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| 138 | |
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| 139 | |
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| 140 | # NOTE: IF this portlet does not have any configurable parameters, you can |
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| 141 | # remove this class definition and delete the editview attribute from the |
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| 142 | # <plone:portlet /> registration in configure.zcml |
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| 143 | |
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| 144 | class EditForm(base.EditForm): |
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| 145 | """Portlet edit form. |
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| 146 | |
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| 147 | This is registered with configure.zcml. The form_fields variable tells |
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| 148 | zope.formlib which fields to display. |
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| 149 | """ |
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| 150 | form_fields = form.Fields(IMostCommented) |
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