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Code Issues Releases Wiki Activity

add support for cropping image. WIP.

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Pierre-antoine Comby
2020-03-05 23:32:01 +01:00
parent 13055c393a
commit 08b97e722b
5 changed files with 105 additions and 52 deletions
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130
templates/member/profile_picture_update.html
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@ -2,62 +2,94 @@
{% load i18n static pretty_money django_tables2 crispy_forms_tags %}
{% block profile_content %}
<div class="row">
<div class="col-sm-4 text-center">
<img class="img-thumbnail" alt="" src="{{user_object.note.display_image.url }}"/>
<p class=""> {% trans "current image" %} </p>
</div>
<div class="col-sm-4 justify-content-center">
<form class=" text-center form my-2" action="" enctype="multipart/form-data" method="post">
{% csrf_token %}
{{ form |crispy }}
<button class="btn btn-primary mx-2" type="submit">
{% trans "Change image" %}
</button>
</form>
</div>
<div class="col-sm-4">
<div id="image-holder"></div>
</div>
<form method="post" enctype="multipart/form-data" id="formUpload">
{% csrf_token %}
{{ form |crispy }}
</form>
<!-- MODAL TO CROP THE IMAGE -->
<div class="modal fade" id="modalCrop">
<div class="modal-dialog">
<div class="modal-content">
<div class="modal-body">
<img src="" id="modal-image" style="max-width: 100%;">
</div>
<div class="modal-footer">
<div class="btn-group pull-left" role="group">
<button type="button" class="btn btn-default" id="js-zoom-in">
<span class="glyphicon glyphicon-zoom-in"></span>
</button>
<button type="button" class="btn btn-default js-zoom-out">
<span class="glyphicon glyphicon-zoom-out"></span>
</button>
</div>
<button type="button" class="btn btn-default" data-dismiss="modal">Nevermind</button>
<button type="button" class="btn btn-primary js-crop-and-upload">Crop and upload</button>
</div>
</div>
</div>
</div>
{% endblock %}
{% block extracss %}
<link href="https://cdnjs.cloudflare.com/ajax/libs/cropperjs/1.5.6/cropper.min.css" rel="stylesheet">
{% endblock %}
{% block extrajavascript%}
<script>
// https://codepedia.info/upload-image-using-jquery-ajax-asp-net-c-sharp/
$("#id_image").on('change', function () {
//Get count of selected files
var countFiles = $(this)[0].files.length;
var imgPath = $(this)[0].value;
var extn = imgPath.substring(imgPath.lastIndexOf('.') + 1).toLowerCase();
var image_holder = $("#image-holder");
image_holder.empty();
if (extn == "gif" || extn == "png" || extn == "jpg" || extn == "jpeg") {
if (typeof (FileReader) != "undefined") {
//loop for each file selected for uploaded.
for (var i = 0; i < countFiles; i++) {
<script src="https://cdnjs.cloudflare.com/ajax/libs/cropperjs/1.5.6/cropper.min.js"></script>
<script src="https://cdn.jsdelivr.net/npm/jquery-cropper@1.0.1/dist/jquery-cropper.min.js"></script>
<script>
$(function () {
/* SCRIPT TO OPEN THE MODAL WITH THE PREVIEW */
$("#id_image").change(function (e) {
if (this.files && this.files[0]) {
var reader = new FileReader();
reader.onload = function (e) {
$("<img />", {
"src": e.target.result,
"class": "img-thumbnail"
}).appendTo(image_holder);
$("#modal-image").attr("src", e.target.result);
$("#modalCrop").modal("show");
}
image_holder.show();
reader.readAsDataURL($(this)[0].files[i]);
reader.readAsDataURL(this.files[0]);
}
});
} else {
alert("{% trans 'This browser does not support FileReader.' %}");
}
} else {
alert("{% trans 'Please select only images' %}");
}
});
</script>
/* SCRIPTS TO HANDLE THE CROPPER BOX */
var $image = $("#modal-image");
var cropBoxData;
var canvasData;
$("#modalCrop").on("shown.bs.modal", function () {
$image.cropper({
viewMode: 1,
aspectRatio: 1/1,
minCropBoxWidth: 200,
minCropBoxHeight: 200,
ready: function () {
$image.cropper("setCanvasData", canvasData);
$image.cropper("setCropBoxData", cropBoxData);
}
});
}).on("hidden.bs.modal", function () {
cropBoxData = $image.cropper("getCropBoxData");
canvasData = $image.cropper("getCanvasData");
$image.cropper("destroy");
});
$(".js-zoom-in").click(function () {
$image.cropper("zoom", 0.1);
});
$(".js-zoom-out").click(function () {
$image.cropper("zoom", -0.1);
});
/* SCRIPT TO COLLECT THE DATA AND POST TO THE SERVER */
$(".js-crop-and-upload").click(function () {
var cropData = $image.cropper("getData");
$("#id_x").val(cropData["x"]);
$("#id_y").val(cropData["y"]);
$("#id_height").val(cropData["height"]);
$("#id_width").val(cropData["width"]);
$("#formUpload").submit();
});
});
</script>
{% endblock %}