new hooks included

SSB-054 · Dec 1, 2024 · c152e9a · c152e9a
1 parent f5e8c97
commit c152e9a
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Showing 5 changed files with 48 additions and 3 deletions.
diff --git a/README.md b/README.md
@@ -64,6 +64,16 @@ python manage.py migrate
 python manage.py collectstatic
 ```
 
+
+### 6. Add static tag
+```html
+<head>
+....
+{{form.media}}
+....
+</head>
+```
+
 ## Configuration
 
 ### Advanced Configuration Options

diff --git a/django_editorjs2/blogapp/utils.py b/django_editorjs2/blogapp/utils.py
@@ -24,4 +24,18 @@ def callback_before_return_response(response):
     Callback fixes the response before returning it.
     """
     print(response)
-    return response
+    return response
+
+def editorjs_field_preview_callback(value):
+    """
+    Preprocess value for widget preview.
+    """
+    print(value)
+    return value
+
+def editorjs_field_save_callback(value):
+    """
+    Preprocess value before saving it.
+    """
+    print(value)
+    return value
diff --git a/django_editorjs2/fields.py b/django_editorjs2/fields.py
@@ -6,8 +6,13 @@
 from django_editorjs2.block_processor import converter
 from django.conf import settings
 from django.utils.module_loading import import_string
+import json
+
 converter.image_link_preprocessor = lambda x: x
 converter.download_link_preprocessor = lambda x: x
+editorjs_field_preview_callback = lambda x: x
+editorjs_field_save_callback = lambda x: x
+
 converter.extra_attributes = {
     'paragraph': {},
     'header': {},
@@ -32,6 +37,12 @@
     if 'extra_attributes' in settings.DJANGO_EDITORJS2_CONFIG:
         converter.extra_attributes.update(settings.DJANGO_EDITORJS2_CONFIG['extra_attributes'])
 
+    if 'editorjs_field_preview_callback' in settings.DJANGO_EDITORJS2_CONFIG:
+        editorjs_field_preview_callback = import_string(settings.DJANGO_EDITORJS2_CONFIG['editorjs_field_preview_callback'])
+
+    if 'editorjs_field_save_callback' in settings.DJANGO_EDITORJS2_CONFIG:
+        editorjs_field_save_callback = import_string(settings.DJANGO_EDITORJS2_CONFIG['editorjs_field_save_callback'])
+
 
 class EditorJsWidget(forms.Widget):
     template_name = "django_editorjs2/widget/editorjs.html"
@@ -51,11 +62,18 @@ class Media:
             static("django_editorjs2/quote.editorjs.min.js"),
             static("django_editorjs2/table.editorjs.min.js"),
         )
+
+    def format_value(self, value):
+        return editorjs_field_preview_callback(json.loads(value or {}))
 
+
 class EditorJSFormField(JSONFormField):
     def __init__(self, *args, **kwargs):
         kwargs["widget"] = EditorJsWidget
         super().__init__(*args, **kwargs)
+
+    def clean(self, value):
+        return editorjs_field_save_callback(super().clean(value))
 
 
 class EditorJSField(models.JSONField):

diff --git a/django_editorjs2/templates/django_editorjs2/widget/editorjs.html b/django_editorjs2/templates/django_editorjs2/widget/editorjs.html
@@ -44,8 +44,7 @@
                 }
             ).then(response => response.json())
         }
-        const initial_json = JSON.parse(JSON.parse(document.getElementById('{{editorJs_initial_json}}').textContent))|| {};
-        console.log(initial_json);
+        const initial_json = JSON.parse(document.getElementById('{{editorJs_initial_json}}').textContent)|| {};
         const editor = new EditorJS({
             holder: 'editorjs-{{ widget.name }}',
             autofocus: true,

diff --git a/example/settings.py b/example/settings.py
@@ -149,4 +149,8 @@
     # before returning the response, the response object is passed to this function
     "callback_before_return_response": "django_editorjs2.blogapp.utils.callback_before_return_response",
 
+    # widget
+    "editorjs_field_preview_callback": "django_editorjs2.blogapp.utils.editorjs_field_preview_callback",
+    "editorjs_field_save_callback": "django_editorjs2.blogapp.utils.editorjs_field_save_callback",
+
 }