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django-cropper-image-1.0.5
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مشاهده بیشترتوضیحات
django-cropper-image is an app for client side cropping and compressing uploaded images via Django 2.*
| ویژگی | مقدار |
|---|---|
| سیستم عامل | - |
| نام فایل | django-cropper-image-1.0.5 |
| نام | django-cropper-image |
| نسخه کتابخانه | 1.0.5 |
| نگهدارنده | [] |
| ایمیل نگهدارنده | [] |
| نویسنده | aneesh usman |
| ایمیل نویسنده | aneeshplusone@gmail.com |
| آدرس صفحه اصلی | https://github.com/aneesh2usman/django_cropper_image |
| آدرس اینترنتی | https://pypi.org/project/django-cropper-image/ |
| مجوز | MIT |
=====================
django-cropper-image
=====================
django-cropper-image is an app for client side cropping and compressing uploaded images via Django's app using with help cropper.js `cropperjs
<https://github.com/fengyuanchen/cropperjs>`_.
github link `django-cropper-image
<https://github.com/aneesh2usman/django_cropper_image>`_.
Screenshot:
.. image:: https://github.com/aneesh2usman/django_cropper_image/blob/main/doc/Screenshot.png
django-cropper-image is very usefull image upload with a specific size for your templates. it is more userfriendly no need add more field for cropping data storage in your db.
django-cropper-image is keep both cropped image and orginal image and also setting custom configuration as you need like aspect ratio (3:4,16:9) vise versa. and you can set minimum and maximum crop width and height.
it can also set compressing of image.
Installation
============
#. Install django-cropper-image using ``pip``::
pip install django-cropper-image
Configuration
=============
#. ``settings.py``::
INSTALLED_APPS = [
...
'django_cropper_image',
]
'''
DJANGO_CROPPER_IMAGE_SETTINGS is optional
Notes : Please use
if you use "EXCLUDE_CROPPERJS" please manually include your cropper js and css files
Warning : Change only if you need to CROPPERJS_STATIC_JS,CROPPERJS_STATIC_CSS,CUSTOM_STATIC_JS,CUSTOM_STATIC_CSS,TEMPLATES
'''
DJANGO_CROPPER_IMAGE_SETTINGS ={
'EXCLUDE_CROPPERJS':False, #can excude cropperjs js and css files
'CROPPERJS_STATIC_JS':'django_cropper_image/js/cropper.min.js', # can change cropper js file
'CROPPERJS_STATIC_CSS':'django_cropper_image/css/cropper.min.css',# can change cropper css file
'CUSTOM_STATIC_JS':'django_cropper_image/js/image_cropper.js', # can change django_cropper_image module custom js
'CUSTOM_STATIC_CSS':'django_cropper_image/css/image_cropper.css', # can change django_cropper_image module custom css
'TEMPLATES':'django_cropper_image/image_cropper_input.html', # can change django_cropper_image module template files
}
models
======
Add an ``ImageCropperField`` to the model that images you want to crop.you don't worried about if form error occure the image is remove
#. ``Models.py``::
from django.db import models
from django_cropper_image.fields import ImageCropperField
class Images(models.Model):
image = ImageCropperField(upload_to='image',max_length=255)
forms
=====
#. ``forms.py``::
from django import forms
from django.forms import ModelForm
from .models import Images
class ImageForm(ModelForm):
def __init__(self, *args, **kwargs):
super().__init__(*args, **kwargs)
# Form configuration is optional. You can change the default.
self.fields['image'].widget.attrs.update({
'data-aspectratio_w':16, #aspect ratio of width (Default : 1)
'data-aspectratio_h':9, #aspect ratio of height (Default : 1)
'data-mincropWidth' : 300, #minimum crop width
'data-mincropHeight' : 300, #minimum crop height
'data-maxcropWidth' : 600, #maximum crop width
'data-maxcropHeight' :600, #maximum crop height
'data-cropRestrict':"true", #minimum and maximum work only when cropRestrict true
'data-mincontainerwidth' : 300, #minimum width of image container
'data-mincontainerheight' : 300,#minimum height of image container
'data-filesize' : 0.5, #. 1 mb 2mb if the file size reach config file size it will be compress
'data-fileresolution' : 0.7, #.0.7 medium resolution
'data-fillcolor' : '#fff', #color of the cropped image background
'data-maxmainimagewidth' : 2000, #uploaded image maximum width height take accordingily
'data-compress':"true", # compress yes:No (Default : true)
'data-orginal_extension':"false", # (Default : false) if .png no chnage in png file otherwise convert jpg
})
class Meta:
model = Images
fields = "__all__"
def clean(self, *args, **kwargs):
self.cleaned_data = super().clean(*args, **kwargs)
views
=====
#. ``views.py``::
from django.shortcuts import render
from django.http import HttpResponse,HttpResponseRedirect
from django.views import View
from django.urls import reverse
from .forms import ImageForm
from .models import Images
from django.conf import settings
class ImageView(View):
template_dir = "example_project/"
def get(self, request, *args, **kwargs):
if 'id' in kwargs and kwargs['id']:
context={}
instance = Images.objects.filter(pk =kwargs['id'] ).first()
form = ImageForm(instance =instance)
context['form'] =form
context['form_media'] =form.media
elif 'delete_id' in kwargs and kwargs['delete_id']:
instance = Images.objects.filter(pk =kwargs['delete_id'] ).delete()
return HttpResponseRedirect(reverse('image_add'))
else :
context ={}
form = ImageForm()
context['form'] =form
context['form_media'] =form.media
#Send to the render view page
return render(request, self.template_dir+'home.html',context)
def post(self, request, *args, **kwargs):
context ={}
if 'id' in kwargs and kwargs['id']:
instance = Images.objects.filter(pk =kwargs['id'] ).first()
form = ImageForm(request.POST or None,request.FILES or None,instance =instance)
if request.POST and form.is_valid():
form.save()
return HttpResponseRedirect(reverse('image_edit',kwargs={'id':kwargs['id']}))
else :
form = ImageForm(request.POST or None,request.FILES or None)
if request.POST and form.is_valid():
form.save()
return HttpResponseRedirect(reverse('image_add'))
context['form'] =form
context['form_media'] =form.media
#Send to the render view page
return render(request, self.template_dir+'home.html',context)
templates
=========
#. templates.html::
{% load static %}
{% load i18n %}
<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="utf-8">
<meta http-equiv="x-ua-compatible" content="ie=edge">
<meta name="viewport" content="width=device-width, initial-scale=1, shrink-to-fit=no">
<meta name="description" content="Django image cropper.">
<meta name="author" content="Aneesh Usman">
{% block stylesheet %}
{% if form_media.css %}
{{ form_media.css }}
{% endif %}
{% endblock %}
<title>Django Image Cropper</title>
</head>
<body>
<form method="{{form.method|default:'POST'}}" enctype="multipart/form-data" class="{{form.class}} m-form m-form--fit m-form--label-align-right" action="{{form.action|default:request.path}}" novalidate>
{% csrf_token %}
{{ form }}
<input type="submit" value="Submit">
</form>
<!-- Scripts -->
<script src="/static/example_project/js/jquery-3.4.1.slim.min.js" crossorigin="anonymous"></script>
<script src="/static/example_project/js/bootstrap.bundle.min.js" crossorigin="anonymous"></script>
{% block javascript %}
{% if form_media.js %}
{{ form_media.js }}
{% endif %}
{% endblock %}
</body>
</html>
زبان مورد نیاز
| مقدار | نام |
|---|---|
| >=3.6 | Python |
نحوه نصب
نصب پکیج whl django-cropper-image-1.0.5:
pip install django-cropper-image-1.0.5.whl
نصب پکیج tar.gz django-cropper-image-1.0.5:
pip install django-cropper-image-1.0.5.tar.gz