first base of project-changed apps: Herd-livestock-tag-log-elasticsearch-

apps/core/middlewares.py

@@ -0,0 +1,59 @@
+from django.db import connection
+from django.conf import settings
+import os
+
+
+def terminal_width():
+    """
+    Function to compute the terminal width.
+    WARNING: This is not my code, but I've been using it forever and
+    I don't remember where it came from.
+    """
+    width = 0
+    try:
+        import struct, fcntl, termios
+        s = struct.pack('HHHH', 0, 0, 0, 0)
+        x = fcntl.ioctl(1, termios.TIOCGWINSZ, s)
+        width = struct.unpack('HHHH', x)[1]
+    except:
+        pass
+    if width <= 0:
+        try:
+            width = int(os.environ['COLUMNS'])
+        except:
+            pass
+    if width <= 0:
+        width = 80
+    return width
+
+
+class SqlPrintingMiddleware(object):
+    """
+    Middleware which prints out a list of all SQL queries done
+    for each view that is processed.  This is only useful for debugging.
+    """
+
+    def __init__(self, get_response):
+        # print("heloo")
+        self.get_response = get_response
+
+    def __call__(self, request):
+        return self.process_response(request=request, response=self.get_response(request))
+
+    def process_response(self, request, response):  # noqa
+        indentation = 2
+        if len(connection.queries) > 0 and settings.DEBUG:
+            width = terminal_width()
+            total_time = 0.0
+            for query in connection.queries:
+                nice_sql = query['sql'].replace('"', '').replace(',', ', ')
+                sql = "\033[1;31m[%s]\033[0m %s" % (query['time'], nice_sql)
+                total_time = total_time + float(query['time'])
+                while len(sql) > width - indentation:
+                    print("%s%s" % (" " * indentation, sql[:width - indentation]))
+                    sql = sql[width - indentation:]
+                print("%s%s\n" % (" " * indentation, sql))
+            replace_tuple = (" " * indentation, str(total_time))
+            print("%s\033[1;32m[TOTAL TIME: %s seconds]\033[0m" % replace_tuple)
+            print(response)
+        return response

apps/core/migrations/0002_remove_mobiletest_created_by_and_more.py

@@ -0,0 +1,21 @@
+# Generated by Django 4.2.20 on 2025-05-17 06:01
+
+from django.db import migrations
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('core', '0001_initial'),
+    ]
+
+    operations = [
+        migrations.RemoveField(
+            model_name='mobiletest',
+            name='created_by',
+        ),
+        migrations.RemoveField(
+            model_name='mobiletest',
+            name='modified_by',
+        ),
+    ]

apps/core/migrations/0003_mobiletest_created_by_mobiletest_modified_by.py

@@ -0,0 +1,23 @@
+# Generated by Django 4.2.20 on 2025-05-17 06:24
+
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('core', '0002_remove_mobiletest_created_by_and_more'),
+    ]
+
+    operations = [
+        migrations.AddField(
+            model_name='mobiletest',
+            name='created_by',
+            field=models.CharField(max_length=50, null=True),
+        ),
+        migrations.AddField(
+            model_name='mobiletest',
+            name='modified_by',
+            field=models.CharField(max_length=50, null=True),
+        ),
+    ]

apps/core/migrations/0004_remove_mobiletest_created_by_and_more.py

@@ -0,0 +1,21 @@
+# Generated by Django 4.2.20 on 2025-05-17 06:27
+
+from django.db import migrations
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('core', '0003_mobiletest_created_by_mobiletest_modified_by'),
+    ]
+
+    operations = [
+        migrations.RemoveField(
+            model_name='mobiletest',
+            name='created_by',
+        ),
+        migrations.RemoveField(
+            model_name='mobiletest',
+            name='modified_by',
+        ),
+    ]

apps/core/migrations/0005_mobiletest_created_by_mobiletest_modified_by.py

@@ -0,0 +1,26 @@
+# Generated by Django 4.2.20 on 2025-05-17 06:29
+
+from django.conf import settings
+from django.db import migrations, models
+import django.db.models.deletion
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        migrations.swappable_dependency(settings.AUTH_USER_MODEL),
+        ('core', '0004_remove_mobiletest_created_by_and_more'),
+    ]
+
+    operations = [
+        migrations.AddField(
+            model_name='mobiletest',
+            name='created_by',
+            field=models.ForeignKey(blank=True, null=True, on_delete=django.db.models.deletion.CASCADE, related_name='%(class)s_createddby', to=settings.AUTH_USER_MODEL),
+        ),
+        migrations.AddField(
+            model_name='mobiletest',
+            name='modified_by',
+            field=models.ForeignKey(blank=True, null=True, on_delete=django.db.models.deletion.CASCADE, related_name='%(class)s_modifiedby', to=settings.AUTH_USER_MODEL),
+        ),
+    ]

apps/core/migrations/0006_mobiletest_creator_info_mobiletest_modifier_info.py

@@ -0,0 +1,23 @@
+# Generated by Django 4.2.20 on 2025-05-17 06:35
+
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('core', '0005_mobiletest_created_by_mobiletest_modified_by'),
+    ]
+
+    operations = [
+        migrations.AddField(
+            model_name='mobiletest',
+            name='creator_info',
+            field=models.CharField(max_length=100, null=True),
+        ),
+        migrations.AddField(
+            model_name='mobiletest',
+            name='modifier_info',
+            field=models.CharField(max_length=100, null=True),
+        ),
+    ]

apps/core/models.py

@@ -1,5 +1,6 @@
 from django.db import models
 from django.conf import settings
+from crum import get_current_user
 
 
 class BaseModel(models.Model):
@@ -7,8 +8,8 @@ class BaseModel(models.Model):
     modify_date = models.DateTimeField(auto_now=True)
     created_by = models.ForeignKey(
         settings.AUTH_USER_MODEL,
-        related_name="%(class)s_createdby",
         on_delete=models.CASCADE,
+        related_name="%(class)s_createddby",
         null=True,
         blank=True,
     )
@@ -19,11 +20,22 @@ class BaseModel(models.Model):
         null=True,
         blank=True,
     )
+    creator_info = models.CharField(max_length=100, null=True)
+    modifier_info = models.CharField(max_length=100, null=True)
     trash = models.BooleanField(default=False)
 
     class Meta:
         abstract = True
 
+    def save(self, *args, **kwargs):
+        user = get_current_user()  # get user object
+        self.modified_by = user
+        if not self.creator_info:
+            self.created_by = user
+            self.creator_info = user.first_name + ' ' + user.last_name + '-' + user.national_code
+        self.modifier_info = user.first_name + ' ' + user.last_name + '-' + user.national_code
+        super(BaseModel, self).save(*args, **kwargs)
+
 
 class MobileTest(BaseModel):
     latitude = models.DecimalField(max_digits=22, decimal_places=16)

apps/core/permissions.py

@@ -0,0 +1,48 @@
+from rest_framework.permissions import BasePermissionMetaclass
+from apps.authorization import models as authorize_models
+import itertools
+import typing
+
+
+class BasePermission(metaclass=BasePermissionMetaclass):
+    """
+    A base class from which all permission classes should inherit.
+    """
+
+    def get_user_permissions(self, request, view) -> typing.Dict:  # noqa
+        """
+        get permissions by role and user specified permissions
+        combined permissions and returns a list
+        """
+        organization_type = []
+        permissions_info = {}
+        relations = request.user.user_relation.select_related()
+        for relation in relations:
+            role_permissions = list(itertools.chain(*[
+                    list(item.values()) for item in
+                    list(relation.role.permissions.prefetch_related().values('name'))
+                ]
+            ))
+            user_permissions = list(itertools.chain(*[
+                list(item.values()) for item in
+                list(relation.permissions.prefetch_related().values('name'))])
+            )
+            result = list(set(role_permissions + user_permissions))
+            organization_type.append(relation.organization.type.key)
+            permissions_info['organization_type'] = organization_type
+            permissions_info['permissions'] = result
+            print(result, permissions_info)
+        return permissions_info
+
+    def has_permission(self, request, view):  # noqa
+        """
+        Return `True` if permission is granted, `False` otherwise.
+        """
+
+        return True
+
+    def has_object_permission(self, request, view, obj):  # noqa
+        """
+        Return `True` if permission is granted, `False` otherwise.
+        """
+        return True

apps/core/swagger.py

@@ -0,0 +1,16 @@
+from rest_framework import permissions
+from drf_yasg.views import get_schema_view
+from drf_yasg import openapi
+
+schema_view = get_schema_view(
+    openapi.Info(
+        title="RasadDam Api",
+        default_version='v1',
+        description="All Apis",
+        terms_of_service="https://www.google.com/policies/terms/",
+        contact=openapi.Contact(email="contact@myapi.local"),
+        license=openapi.License(name="BSD License"),
+    ),
+    public=True,
+    permission_classes=[permissions.BasePermission, permissions.IsAuthenticated]
+)