From c2d60a414e788d3802c01883681480a4cfe7308c Mon Sep 17 00:00:00 2001
From: Étienne Loks <etienne.loks@iggdrasil.net>
Date: Wed, 28 Feb 2018 17:20:57 +0100
Subject: Forms: manage headers definition in code

---
 archaeological_finds/forms.py                       |  2 +-
 ishtar_common/forms.py                              | 13 +++++++++++++
 ishtar_common/templates/blocks/bs_form_snippet.html |  9 +++++++--
 ishtar_common/templatetags/from_dict.py             |  5 +++++
 4 files changed, 26 insertions(+), 3 deletions(-)

diff --git a/archaeological_finds/forms.py b/archaeological_finds/forms.py
index 191c8722a..8ecd10ff5 100644
--- a/archaeological_finds/forms.py
+++ b/archaeological_finds/forms.py
@@ -41,7 +41,7 @@ import models
 
 from ishtar_common.forms import FormSet, FloatField, \
     get_form_selection, reverse_lazy, TableSelect, get_now, FinalForm, \
-    ManageOldType, FieldType, IshtarForm
+    ManageOldType, FieldType, IshtarForm, FormHeader
 
 from ishtar_common.forms_common import get_town_field, \
     get_image_help, SourceSelect, CustomForm
diff --git a/ishtar_common/forms.py b/ishtar_common/forms.py
index 0c8427d9f..c4d6f2026 100644
--- a/ishtar_common/forms.py
+++ b/ishtar_common/forms.py
@@ -30,6 +30,7 @@ from django.core import validators
 from django.forms.formsets import BaseFormSet, DELETION_FIELD_NAME
 from django.utils import formats, translation
 from django.utils.functional import lazy
+from django.utils.safestring import mark_safe
 from django.utils.translation import ugettext_lazy as _
 
 from bootstrap_datepicker.widgets import DatePicker, DATE_FORMAT, DateField
@@ -265,8 +266,20 @@ class FieldType(object):
         return self.model.get_help(**args)
 
 
+class FormHeader(object):
+    def __init__(self, label, level=4):
+        self.label = label
+        self.level = level
+
+    def render(self):
+        return mark_safe(u"<h{level}>{label}</h{level}>".format(
+            label=self.label, level=self.level
+        ))
+
+
 class IshtarForm(forms.Form):
     TYPES = []  # FieldType list
+    HEADERS = {}  # field key associated to FormHeader instance
 
     def __init__(self, *args, **kwargs):
         super(IshtarForm, self).__init__(*args, **kwargs)
diff --git a/ishtar_common/templates/blocks/bs_form_snippet.html b/ishtar_common/templates/blocks/bs_form_snippet.html
index a4d772236..cc17b45eb 100644
--- a/ishtar_common/templates/blocks/bs_form_snippet.html
+++ b/ishtar_common/templates/blocks/bs_form_snippet.html
@@ -1,4 +1,4 @@
-{% load i18n %}
+{% load i18n from_dict %}
 {% if form.non_field_errors %}
 <div class="alert alert-danger" role="alert">
     {{form.non_field_errors}}
@@ -66,8 +66,13 @@
             </div>
             <div class="modal-body form-row">
 {% endif %}
+{% if field.name in form.HEADERS %}
+{% if forloop.counter0 %}
+</div>{% endif %}
+<h3>{{field.name|from_dict:form.HEADERS|call:'render'}}</h3>
+<div class="form-row">
 
-{% if not search and forloop.counter0|divisibleby:2 or search and forloop.counter1|divisibleby:2 %}
+{% elif not search and forloop.counter0|divisibleby:2 or search and forloop.counter1|divisibleby:2 %}
 {% if forloop.counter0 %}
   </div>{% endif %}
   <div class="form-row">
diff --git a/ishtar_common/templatetags/from_dict.py b/ishtar_common/templatetags/from_dict.py
index 927a79cf1..c64190ab1 100644
--- a/ishtar_common/templatetags/from_dict.py
+++ b/ishtar_common/templatetags/from_dict.py
@@ -11,3 +11,8 @@ def from_dict(value, dct):
     if not dct or value not in dct:
         return ''
     return dct[value]
+
+
+@register.filter
+def call(value, call):
+    return getattr(value, call)()
-- 
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