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https://gitlab.crans.org/bde/nk20
synced 2024-12-22 23:42:25 +00:00
add support for cropping image. WIP.
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@ -16,6 +16,7 @@ from django.core.exceptions import ValidationError
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from django_tables2.views import SingleTableView
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from rest_framework.authtoken.models import Token
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from dal import autocomplete
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from PIL import Image
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from note.models import Alias, NoteUser
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from note.models.transactions import Transaction
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@ -229,8 +230,16 @@ class ProfilePictureUpdateView(LoginRequiredMixin, FormMixin, DetailView):
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return self.form_invalid(form)
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def form_valid(self,form):
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print(form)
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self.object.note.display_image = form.cleaned_data.get("image","pic/default.png")
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image_file_field = form.cleaned_data['image']
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x = form.cleaned_data['x']
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y = form.cleaned_data['y']
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w = form.cleaned_data['width']
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h = form.cleaned_data['height']
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with Image.open(image_file_field.name) as image:
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image = image.crop((x, y, w+x, h+y))
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image.thumbnail((256, 256), Image.ANTIALIAS)
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image.save(image_file_field.name,format=image.format)
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self.object.note.display_image = image_file_field
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self.object.note.save()
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return super().form_valid(form)
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@ -3,8 +3,11 @@
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from dal import autocomplete
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from django import forms
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from django.conf import settings
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from django.utils.translation import gettext_lazy as _
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import os
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from crispy_forms.helper import FormHelper
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from crispy_forms.bootstrap import Div
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from crispy_forms.layout import Layout, HTML
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@ -27,8 +30,12 @@ class ImageForm(forms.Form):
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image = forms.ImageField(required = False,
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label=_('select an image'),
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help_text=_('Maximal size: 2MB'))
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x = forms.FloatField(widget=forms.HiddenInput())
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y = forms.FloatField(widget=forms.HiddenInput())
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width = forms.FloatField(widget=forms.HiddenInput())
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height = forms.FloatField(widget=forms.HiddenInput())
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class TransactionTemplateForm(forms.ModelForm):
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class Meta:
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model = TransactionTemplate
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@ -191,3 +191,7 @@ ALIAS_VALIDATOR_REGEX = r''
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MEDIA_ROOT=os.path.join(BASE_DIR,"media")
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MEDIA_URL='/media/'
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# Profile Picture Settings
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PIC_WIDTH = 200
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PIC_RATIO = 1
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@ -26,3 +26,4 @@ urlpatterns = [
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]
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urlpatterns += static(settings.MEDIA_URL,document_root=settings.MEDIA_ROOT)
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urlpatterns += static(settings.STATIC_URL,document_root=settings.STATIC_ROOT)
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@ -2,62 +2,94 @@
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{% load i18n static pretty_money django_tables2 crispy_forms_tags %}
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{% block profile_content %}
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<div class="row">
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<div class="col-sm-4 text-center">
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<img class="img-thumbnail" alt="" src="{{user_object.note.display_image.url }}"/>
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<p class=""> {% trans "current image" %} </p>
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</div>
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<div class="col-sm-4 justify-content-center">
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<form class=" text-center form my-2" action="" enctype="multipart/form-data" method="post">
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{% csrf_token %}
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{{ form |crispy }}
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<button class="btn btn-primary mx-2" type="submit">
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{% trans "Change image" %}
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</button>
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</form>
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</div>
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<div class="col-sm-4">
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<div id="image-holder"></div>
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</div>
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<form method="post" enctype="multipart/form-data" id="formUpload">
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{% csrf_token %}
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{{ form |crispy }}
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</form>
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<!-- MODAL TO CROP THE IMAGE -->
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<div class="modal fade" id="modalCrop">
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<div class="modal-dialog">
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<div class="modal-content">
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<div class="modal-body">
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<img src="" id="modal-image" style="max-width: 100%;">
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</div>
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<div class="modal-footer">
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<div class="btn-group pull-left" role="group">
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<button type="button" class="btn btn-default" id="js-zoom-in">
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<span class="glyphicon glyphicon-zoom-in"></span>
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</button>
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<button type="button" class="btn btn-default js-zoom-out">
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<span class="glyphicon glyphicon-zoom-out"></span>
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</button>
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</div>
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<button type="button" class="btn btn-default" data-dismiss="modal">Nevermind</button>
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<button type="button" class="btn btn-primary js-crop-and-upload">Crop and upload</button>
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</div>
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</div>
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</div>
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</div>
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{% endblock %}
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{% block extracss %}
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<link href="https://cdnjs.cloudflare.com/ajax/libs/cropperjs/1.5.6/cropper.min.css" rel="stylesheet">
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{% endblock %}
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{% block extrajavascript%}
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<script>
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// https://codepedia.info/upload-image-using-jquery-ajax-asp-net-c-sharp/
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$("#id_image").on('change', function () {
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//Get count of selected files
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var countFiles = $(this)[0].files.length;
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var imgPath = $(this)[0].value;
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var extn = imgPath.substring(imgPath.lastIndexOf('.') + 1).toLowerCase();
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var image_holder = $("#image-holder");
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image_holder.empty();
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if (extn == "gif" || extn == "png" || extn == "jpg" || extn == "jpeg") {
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if (typeof (FileReader) != "undefined") {
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//loop for each file selected for uploaded.
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for (var i = 0; i < countFiles; i++) {
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<script src="https://cdnjs.cloudflare.com/ajax/libs/cropperjs/1.5.6/cropper.min.js"></script>
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<script src="https://cdn.jsdelivr.net/npm/jquery-cropper@1.0.1/dist/jquery-cropper.min.js"></script>
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<script>
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$(function () {
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/* SCRIPT TO OPEN THE MODAL WITH THE PREVIEW */
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$("#id_image").change(function (e) {
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if (this.files && this.files[0]) {
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var reader = new FileReader();
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reader.onload = function (e) {
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$("<img />", {
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"src": e.target.result,
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"class": "img-thumbnail"
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}).appendTo(image_holder);
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$("#modal-image").attr("src", e.target.result);
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$("#modalCrop").modal("show");
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}
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image_holder.show();
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reader.readAsDataURL($(this)[0].files[i]);
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reader.readAsDataURL(this.files[0]);
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}
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});
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} else {
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alert("{% trans 'This browser does not support FileReader.' %}");
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}
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} else {
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alert("{% trans 'Please select only images' %}");
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}
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});
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</script>
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/* SCRIPTS TO HANDLE THE CROPPER BOX */
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var $image = $("#modal-image");
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var cropBoxData;
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var canvasData;
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$("#modalCrop").on("shown.bs.modal", function () {
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$image.cropper({
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viewMode: 1,
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aspectRatio: 1/1,
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minCropBoxWidth: 200,
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minCropBoxHeight: 200,
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ready: function () {
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$image.cropper("setCanvasData", canvasData);
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$image.cropper("setCropBoxData", cropBoxData);
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}
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});
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}).on("hidden.bs.modal", function () {
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cropBoxData = $image.cropper("getCropBoxData");
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canvasData = $image.cropper("getCanvasData");
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$image.cropper("destroy");
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});
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$(".js-zoom-in").click(function () {
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$image.cropper("zoom", 0.1);
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});
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$(".js-zoom-out").click(function () {
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$image.cropper("zoom", -0.1);
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});
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/* SCRIPT TO COLLECT THE DATA AND POST TO THE SERVER */
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$(".js-crop-and-upload").click(function () {
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var cropData = $image.cropper("getData");
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$("#id_x").val(cropData["x"]);
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$("#id_y").val(cropData["y"]);
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$("#id_height").val(cropData["height"]);
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$("#id_width").val(cropData["width"]);
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$("#formUpload").submit();
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});
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});
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</script>
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{% endblock %}
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