Finished converting grouping app to the linking app

apps/linking/forms.py

@@ -0,0 +1,122 @@
+from django import forms
+from django.utils.translation import ugettext_lazy as _
+from django.utils.translation import ugettext
+from django.core.urlresolvers import reverse
+from django.utils.safestring import mark_safe
+from django.template.defaultfilters import capfirst
+from django.conf import settings
+
+from tags.widgets import get_tags_inline_widget
+
+from linking.models import SmartLink, SmartLinkCondition
+
+
+class SmartLinkForm(forms.ModelForm):
+    class Meta:
+        model = SmartLink
+
+        
+class SmartLinkConditionForm(forms.ModelForm):
+    class Meta:
+        model = SmartLinkCondition
+        exclude = ('smart_link',)
+
+
+class SmartLinkImageWidget(forms.widgets.Widget):
+    def render(self, name, value, attrs=None):
+        output = []
+        # TODO: convert to navigation app
+        if value['links']:
+            output.append(u'<div class="group navform wat-cf">')
+            for link in value['links']:
+                output.append(u'''
+                    <button class="button" type="submit" name="action" value="%(action)s">
+                        <span class="famfam active famfam-%(famfam)s"></span>%(text)s
+                    </button>
+                ''' % {
+                    'famfam': link.get('famfam', u'link'),
+                    'text': capfirst(link['text']),
+                    'action': reverse(link.get('view'), args=[value['current_document'].pk, value['group'].pk])
+                })
+            output.append(u'</div>')
+
+        output.append(u'<div style="white-space:nowrap; overflow: auto;">')
+        for document in value['group_data']:
+            tags_template = get_tags_inline_widget(document)
+
+            try:
+                document.get_valid_image()
+                template = u'''<div style="display: inline-block; margin: 0px 10px 10px 10px; %(current)s">
+                        <div class="tc">%(document_name)s</div>
+                        <div class="tc">%(page_string)s: %(document_pages)d</div>
+                        %(tags_template)s
+                        <div class="tc">
+                            <a rel="group_%(group_id)d_documents_gallery" class="fancybox-noscaling" href="%(view_url)s">
+                                <img class="lazy-load" style="border: 1px solid black; margin: 10px;" src="%(static_url)s/images/ajax-loader.gif" data-href="%(img)s" alt="%(string)s" />
+                                <noscript>
+                                    <img style="border: 1px solid black; margin: 10px;" src="%(img)s" alt="%(string)s" />
+                                </noscript>
+                            </a>
+                        </div>
+                        <div class="tc">
+                            <a href="%(url)s"><span class="famfam active famfam-page_go"></span>%(details_string)s</a>
+                        </div>
+                    </div>'''
+            except:
+                template = u'''<div style="display: inline-block; margin: 0px 10px 10px 10px; %(current)s">
+                        <div class="tc">%(document_name)s</div>
+                        <div class="tc">%(page_string)s: %(document_pages)d</div>
+                        %(tags_template)s
+                        <div class="tc">
+                            <img class="lazy-load" style="border: 1px solid black; margin: 10px;" src="%(static_url)s/images/ajax-loader.gif" data-href="%(img)s" alt="%(string)s" />
+                            <noscript>
+                                <img style="border: 1px solid black; margin: 10px;" src="%(img)s" alt="%(string)s" />
+                            </noscript>
+                        </div>
+                        <div class="tc">
+                            <a href="%(url)s"><span class="famfam active famfam-page_go"></span>%(details_string)s</a>
+                        </div>
+                    </div>'''
+                    
+            output.append(template % {
+                    'url': reverse('document_view_simple', args=[document.pk]),
+                    'img': reverse('document_preview_multipage', args=[document.pk]),
+                    'current': u'border: 5px solid black; padding: 3px;' if value['current_document'] == document else u'',
+                    'view_url': reverse('document_display', args=[document.pk]),
+                    'document_pages': document.documentpage_set.count(),
+                    'page_string': ugettext(u'Pages'),
+                    'details_string': ugettext(u'Select'),
+                    'group_id': value['group'].pk,
+                    'document_name': document,
+                    'static_url': settings.STATIC_URL,
+                    'tags_template': tags_template if tags_template else u'',
+                    'string': _(u'smart links'),
+                })
+        output.append(u'</div>')
+        output.append(
+            u'<br /><span class="famfam active famfam-magnifier"></span>%s' %
+             ugettext(u'Click on the image for full size view of the first page.'))
+
+        return mark_safe(u''.join(output))
+
+
+class SmartLinkInstanceForm(forms.Form):
+    def __init__(self, *args, **kwargs):
+        smart_link_instances = kwargs.pop('smart_link_instances', None)
+        links = kwargs.pop('links', None)
+        current_document = kwargs.pop('current_document', None)
+        
+        super(SmartLinkInstanceForm, self).__init__(*args, **kwargs)
+        
+        for smart_link_instance, data in smart_link_instances.items():
+            self.fields['preview-%s' % smart_link_instance] = forms.CharField(
+                widget=SmartLinkImageWidget(),
+                label=u'%s (%d)' % (unicode(data['title']), len(data['documents'])),
+                required=False,
+                initial={
+                    'group': smart_link_instance,
+                    'group_data': data['documents'],
+                    'current_document': current_document,
+                    'links': links
+                }
+            )