Improve routing interface and functionalities

* fix POI clicking
* create a nominatim widget to get coordinates from text
* create a JQuery UI button select widget
* create a routing form to get itinerary from a textual form
* CSS for the routing form
* Reverse nominatim: when a point is get for routing on the map
  label for this point is get from nominatim
* Add transport management by user choice
* Update french translation

1 files changed, 53 insertions, 0 deletions

diff --git a/chimere/widgets.py b/chimere/widgets.py
index 8e2b8ad..b520fcd 100644
--- a/chimere/widgets.py
+++ b/chimere/widgets.py
@@ -26,6 +26,9 @@ from django.core.exceptions import ObjectDoesNotExist
 from django.conf import settings
 from django.contrib.gis.db import models
 from django.contrib.gis.geos import fromstr
+from django.utils.html import conditional_escape
+from django.forms.widgets import RadioInput, RadioFieldRenderer
+from django.utils.encoding import force_unicode
 from django.utils.safestring import mark_safe
 from django.utils.translation import ugettext as _
 
@@ -100,6 +103,41 @@ class ChosenSelectWidget(forms.Select):
         u"</script>\n" % kwargs['attrs']['id']
         return mark_safe(rendered)
 
+"""
+JQuery UI button select widget.
+"""
+class ButtonRadioInput(RadioInput):
+    def render(self, name=None, value=None, attrs=None, choices=()):
+        name = name or self.name
+        value = value or self.value
+        attrs = attrs or self.attrs
+        if 'id' in self.attrs:
+            label_for = ' for="%s_%s"' % (self.attrs['id'], self.index)
+        else:
+            label_for = ''
+        choice_label = conditional_escape(force_unicode(self.choice_label))
+        return mark_safe(u'%s <label%s>%s</label>' % (self.tag(), label_for,
+                                                      choice_label))
+class ButtonRadioFieldRenderer(RadioFieldRenderer):
+    def __iter__(self):
+        for i, choice in enumerate(self.choices):
+            yield ButtonRadioInput(self.name, self.value, self.attrs.copy(),
+                                   choice, i)
+    def render(self):
+        return mark_safe(u'\n'.join([force_unicode(w) for w in self]))
+class ButtonSelectWidget(forms.RadioSelect):
+    def __init__(self, *args, **kwargs):
+        self.renderer = ButtonRadioFieldRenderer
+        super(ButtonSelectWidget, self).__init__(*args, **kwargs)
+
+    def render(self, *args, **kwargs):
+        rendered = "<div id='%s'>\n" % kwargs['attrs']['id']
+        rendered += super(ButtonSelectWidget, self).render(*args, **kwargs)
+        rendered += u"\n<script type='text/javascript'>\n"\
+        u"  $('#%s').buttonset();\n"\
+        u"</script>\n</div>\n" % kwargs['attrs']['id']
+        return mark_safe(rendered)
+
 class TextareaWidget(forms.Textarea):
     """
     Manage the edition of a text using TinyMCE
@@ -121,6 +159,21 @@ class DatePickerWidget(forms.TextInput):
         u"</script>\n" % kwargs['attrs']['id']
         return mark_safe(rendered)
 
+class NominatimWidget(forms.TextInput):
+    class Media:
+        js = ["%schimere/js/nominatim-widget.js" % settings.STATIC_URL]
+    def render(self, name, value, attrs=None, area_name=''):
+        tpl = u"""
+<input type='hidden' name='nominatim_%(id)s_lat' id='nominatim_%(id)s_lat'/>
+<input type='hidden' name='nominatim_%(id)s_lon' id='nominatim_%(id)s_lon'/>
+<input type='text' class='nominatim-widget' name='nominatim_%(id)s' id='nominatim_%(id)s'/>
+<label class='nominatim-label' id='nominatim_%(id)s_label'>&nbsp;</label>
+<script type='text/javascript'>
+var nominatim_url = "%(nominatim_url)s";
+</script>
+""" % {'id':name, 'nominatim_url':settings.NOMINATIM_URL}
+        return mark_safe(tpl)
+
 class PointChooserWidget(forms.TextInput):
     """
     Manage the edition of point on a map