newforms-admin: Added javascript(), javascript_add() and javascript_change() hooks to ModelAdmin. Removed legacy JavaScript-creating code.

git-svn-id: http://code.djangoproject.com/svn/django/branches/newforms-admin@4382 bcc190cf-cafb-0310-a4f2-bffc1f526a37

django/contrib/admin/options.py

@@ -31,43 +31,6 @@ def unquote(s):
             myappend('_' + item)
     return "".join(res)
 
-class AdminFieldSet(object):
-    def __init__(self, name, classes, field_locator_func, field_list, description):
-        self.name = name
-        self.field_lines = [AdminFieldLine(field_locator_func, field) for field in field_list]
-        self.classes = classes
-        self.description = description
-
-    def __repr__(self):
-        return "FieldSet: (%s, %s)" % (self.name, self.field_lines)
-
-    def bind(self, field_mapping, original, bound_field_set_class):
-        return bound_field_set_class(self, field_mapping, original)
-
-    def __iter__(self):
-        for field_line in self.field_lines:
-            yield field_line
-
-    def __len__(self):
-        return len(self.field_lines)
-
-class AdminFieldLine(object):
-    def __init__(self, field_locator_func, field_name):
-        if isinstance(field_name, basestring):
-            self.fields = [field_locator_func(field_name)]
-        else:
-            self.fields = [field_locator_func(name) for name in field_name]
-
-    def bind(self, field_mapping, original, bound_field_line_class):
-        return bound_field_line_class(self, field_mapping, original)
-
-    def __iter__(self):
-        for field in self.fields:
-            yield field
-
-    def __len__(self):
-        return len(self.fields)
-
 class AdminForm(object):
     def __init__(self, form, fieldsets):
         self.form, self.fieldsets = form, fieldsets
@@ -174,19 +137,37 @@ class ModelAdmin(object):
         else:
             return self.change_view(request, unquote(url))
 
-    def get_field_sets(self):
-        "Returns a list of AdminFieldSet objects according to self.fields."
-        opts = self.opts
-        if self.fields is None:
-            field_struct = ((None, {'fields': [f.name for f in opts.fields + opts.many_to_many if f.editable and not isinstance(f, models.AutoField)]}),)
-        else:
-            field_struct = self.fields
-        new_fieldset_list = []
-        for name, options in field_struct:
-            classes = options.get('classes', ())
-            description = options.get('description', '')
-            new_fieldset_list.append(AdminFieldSet(name, classes, opts.get_field, options['fields'], description))
-        return new_fieldset_list
+    def javascript(self, request, fieldsets):
+        """
+        Returns a list of URLs to include via <script> statements.
+        """
+        from django.conf import settings
+        js = ['js/core.js', 'js/admin/RelatedObjectLookups.js']
+        # TODO: This.
+        #if auto_populated_fields:
+            #js.append('js/urlify.js')
+        if self.opts.has_field_type(models.DateTimeField) or self.opts.has_field_type(models.TimeField) or self.opts.has_field_type(models.DateField):
+            js.extend(['js/calendar.js', 'js/admin/DateTimeShortcuts.js'])
+        if self.opts.get_ordered_objects():
+            js.extend(['js/getElementsBySelector.js', 'js/dom-drag.js' , 'js/admin/ordering.js'])
+        if self.js:
+            js.extend(self.js)
+        for f in self.opts.many_to_many:
+            if f.rel.filter_interface:
+                js.extend(['js/SelectBox.js' , 'js/SelectFilter2.js'])
+                break
+        for fs in fieldsets:
+            if 'collapse' in fs.classes:
+                js.append('js/admin/CollapsedFieldsets.js')
+                break
+        prefix = settings.ADMIN_MEDIA_PREFIX
+        return ['%s%s' % (prefix, url) for url in js]
+
+    def javascript_add(self, request):
+        return self.javascript(request, self.fieldsets_add(request))
+
+    def javascript_change(self, request, object_id):
+        return self.javascript(request, self.fieldsets_change(request, object_id))
 
     def fieldsets(self, request):
         """
@@ -297,6 +278,7 @@ class ModelAdmin(object):
             'oldform': oldforms.FormWrapper(model.AddManipulator(), {}, {}),
             'is_popup': request.REQUEST.has_key('_popup'),
             'show_delete': False,
+            'javascript_imports': self.javascript_add(request),
         })
 
         return render_change_form(self, model, model.AddManipulator(), c, add=True)
@@ -388,6 +370,7 @@ class ModelAdmin(object):
             'object_id': object_id,
             'original': obj,
             'is_popup': request.REQUEST.has_key('_popup'),
+            'javascript_imports': self.javascript_change(request, object_id),
         })
         return render_change_form(self, model, model.ChangeManipulator(object_id), c, change=True)
 

django/contrib/admin/templates/admin/change_form.html

@@ -3,7 +3,8 @@
 
 {% block extrahead %}{{ block.super }}
 <script type="text/javascript" src="../../../jsi18n/"></script>
-{% for js in javascript_imports %}{% include_admin_script js %}{% endfor %}
+{% for js in javascript_imports %}<script type="text/javascript" src="{{ js }}"></script>
+{% endfor %}
 {% endblock %}
 
 {% block stylesheet %}{% admin_media_prefix %}css/forms.css{% endblock %}

django/contrib/admin/templatetags/admin_modify.py

@@ -15,23 +15,6 @@ word_re = re.compile('[A-Z][a-z]+')
 def class_name_to_underscored(name):
     return '_'.join([s.lower() for s in word_re.findall(name)[:-1]])
 
-def include_admin_script(script_path):
-    """
-    Returns an HTML script element for including a script from the admin
-    media url.
-
-    Example usage::
-
-        {% include_admin_script js/calendar.js %}
-
-    could return::
-
-        <script type="text/javascript" src="/media/admin/js/calendar.js">
-    """
-
-    return '<script type="text/javascript" src="%s%s"></script>' % (settings.ADMIN_MEDIA_PREFIX, script_path)
-include_admin_script = register.simple_tag(include_admin_script)
-
 def submit_row(context):
     opts = context['opts']
     change = context['change']

django/contrib/admin/views/main.py

@@ -48,33 +48,6 @@ def quote(s):
             res[i] = '_%02X' % ord(c)
     return ''.join(res)
 
-def get_javascript_imports(opts, auto_populated_fields, field_sets):
-# Put in any necessary JavaScript imports.
-    js = ['js/core.js', 'js/admin/RelatedObjectLookups.js']
-    if auto_populated_fields:
-        js.append('js/urlify.js')
-    if opts.has_field_type(models.DateTimeField) or opts.has_field_type(models.TimeField) or opts.has_field_type(models.DateField):
-        js.extend(['js/calendar.js', 'js/admin/DateTimeShortcuts.js'])
-    if opts.get_ordered_objects():
-        js.extend(['js/getElementsBySelector.js', 'js/dom-drag.js' , 'js/admin/ordering.js'])
-    if opts.admin.js:
-        js.extend(opts.admin.js)
-    seen_collapse = False
-    for field_set in field_sets:
-        if not seen_collapse and 'collapse' in field_set.classes:
-            seen_collapse = True
-            js.append('js/admin/CollapsedFieldsets.js')
-
-        for field_line in field_set:
-            try:
-                for f in field_line:
-                    if f.rel and isinstance(f, models.ManyToManyField) and f.rel.filter_interface:
-                        js.extend(['js/SelectBox.js' , 'js/SelectFilter2.js'])
-                        raise StopIteration
-            except StopIteration:
-                break
-    return js
-
 def model_admin_view(request, app_label, model_name, rest_of_url):
     model = models.get_model(app_label, model_name)
     if model is None:
@@ -142,7 +115,6 @@ def render_change_form(model_admin, model, manipulator, context, add=False, chan
     opts = model._meta
     app_label = opts.app_label
     auto_populated_fields = [f for f in opts.fields if f.prepopulate_from]
-    field_sets = model_admin.get_field_sets()
     original = getattr(manipulator, 'original_object', None)
     ordered_objects = opts.get_ordered_objects()
     inline_related_objects = opts.get_followed_related_objects(manipulator.follow)
@@ -154,7 +126,6 @@ def render_change_form(model_admin, model, manipulator, context, add=False, chan
         'has_file_field': opts.has_field_type(models.FileField),
         'has_absolute_url': hasattr(model, 'get_absolute_url'),
         'auto_populated_fields': auto_populated_fields,
-        'javascript_imports': get_javascript_imports(opts, auto_populated_fields, field_sets),
         'ordered_objects': ordered_objects,
         'inline_related_objects': inline_related_objects,
         'form_url': form_url,