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Diffstat (limited to 'app/assets/javascripts/profile/gl_crop.js')
-rw-r--r-- | app/assets/javascripts/profile/gl_crop.js | 173 |
1 files changed, 173 insertions, 0 deletions
diff --git a/app/assets/javascripts/profile/gl_crop.js b/app/assets/javascripts/profile/gl_crop.js new file mode 100644 index 00000000000..cf1566eeb87 --- /dev/null +++ b/app/assets/javascripts/profile/gl_crop.js @@ -0,0 +1,173 @@ +/* eslint-disable no-useless-escape, max-len, quotes, no-var, no-underscore-dangle, func-names, space-before-function-paren, no-unused-vars, no-return-assign, object-shorthand, one-var, one-var-declaration-per-line, comma-dangle, consistent-return, class-methods-use-this, new-parens */ + +import 'vendor/cropper'; + +((global) => { + // Matches everything but the file name + const FILENAMEREGEX = /^.*[\\\/]/; + + class GitLabCrop { + constructor(input, { filename, previewImage, modalCrop, pickImageEl, uploadImageBtn, modalCropImg, + exportWidth = 200, exportHeight = 200, cropBoxWidth = 200, cropBoxHeight = 200 } = {}) { + this.onUploadImageBtnClick = this.onUploadImageBtnClick.bind(this); + this.onModalHide = this.onModalHide.bind(this); + this.onModalShow = this.onModalShow.bind(this); + this.onPickImageClick = this.onPickImageClick.bind(this); + this.fileInput = $(input); + this.modalCropImg = _.isString(this.modalCropImg) ? $(this.modalCropImg) : this.modalCropImg; + this.fileInput.attr('name', `${this.fileInput.attr('name')}-trigger`).attr('id', `${this.fileInput.attr('id')}-trigger`); + this.exportWidth = exportWidth; + this.exportHeight = exportHeight; + this.cropBoxWidth = cropBoxWidth; + this.cropBoxHeight = cropBoxHeight; + this.form = this.fileInput.parents('form'); + this.filename = filename; + this.previewImage = previewImage; + this.modalCrop = modalCrop; + this.pickImageEl = pickImageEl; + this.uploadImageBtn = uploadImageBtn; + this.modalCropImg = modalCropImg; + this.filename = this.getElement(filename); + this.previewImage = this.getElement(previewImage); + this.pickImageEl = this.getElement(pickImageEl); + this.modalCrop = _.isString(modalCrop) ? $(modalCrop) : modalCrop; + this.uploadImageBtn = _.isString(uploadImageBtn) ? $(uploadImageBtn) : uploadImageBtn; + this.modalCropImg = _.isString(modalCropImg) ? $(modalCropImg) : modalCropImg; + this.cropActionsBtn = this.modalCrop.find('[data-method]'); + this.bindEvents(); + } + + getElement(selector) { + return $(selector, this.form); + } + + bindEvents() { + var _this; + _this = this; + this.fileInput.on('change', function(e) { + return _this.onFileInputChange(e, this); + }); + this.pickImageEl.on('click', this.onPickImageClick); + this.modalCrop.on('shown.bs.modal', this.onModalShow); + this.modalCrop.on('hidden.bs.modal', this.onModalHide); + this.uploadImageBtn.on('click', this.onUploadImageBtnClick); + this.cropActionsBtn.on('click', function(e) { + var btn; + btn = this; + return _this.onActionBtnClick(btn); + }); + return this.croppedImageBlob = null; + } + + onPickImageClick() { + return this.fileInput.trigger('click'); + } + + onModalShow() { + var _this; + _this = this; + return this.modalCropImg.cropper({ + viewMode: 1, + center: false, + aspectRatio: 1, + modal: true, + scalable: false, + rotatable: false, + zoomable: true, + dragMode: 'move', + guides: false, + zoomOnTouch: false, + zoomOnWheel: false, + cropBoxMovable: false, + cropBoxResizable: false, + toggleDragModeOnDblclick: false, + built: function() { + var $image, container, cropBoxHeight, cropBoxWidth; + $image = $(this); + container = $image.cropper('getContainerData'); + cropBoxWidth = _this.cropBoxWidth; + cropBoxHeight = _this.cropBoxHeight; + return $image.cropper('setCropBoxData', { + width: cropBoxWidth, + height: cropBoxHeight, + left: (container.width - cropBoxWidth) / 2, + top: (container.height - cropBoxHeight) / 2 + }); + } + }); + } + + onModalHide() { + return this.modalCropImg.attr('src', '').cropper('destroy'); + } + + onUploadImageBtnClick(e) { + e.preventDefault(); + this.setBlob(); + this.setPreview(); + this.modalCrop.modal('hide'); + return this.fileInput.val(''); + } + + onActionBtnClick(btn) { + var data, result; + data = $(btn).data(); + if (this.modalCropImg.data('cropper') && data.method) { + return result = this.modalCropImg.cropper(data.method, data.option); + } + } + + onFileInputChange(e, input) { + return this.readFile(input); + } + + readFile(input) { + var _this, reader; + _this = this; + reader = new FileReader; + reader.onload = () => { + _this.modalCropImg.attr('src', reader.result); + return _this.modalCrop.modal('show'); + }; + return reader.readAsDataURL(input.files[0]); + } + + dataURLtoBlob(dataURL) { + var array, binary, i, k, len, v; + binary = atob(dataURL.split(',')[1]); + array = []; + for (k = i = 0, len = binary.length; i < len; k = (i += 1)) { + v = binary[k]; + array.push(binary.charCodeAt(k)); + } + return new Blob([new Uint8Array(array)], { + type: 'image/png' + }); + } + + setPreview() { + var filename; + this.previewImage.attr('src', this.dataURL); + filename = this.fileInput.val().replace(FILENAMEREGEX, ''); + return this.filename.text(filename); + } + + setBlob() { + this.dataURL = this.modalCropImg.cropper('getCroppedCanvas', { + width: 200, + height: 200 + }).toDataURL('image/png'); + return this.croppedImageBlob = this.dataURLtoBlob(this.dataURL); + } + + getBlob() { + return this.croppedImageBlob; + } + } + + $.fn.glCrop = function(opts) { + return this.each(function() { + return $(this).data('glcrop', new GitLabCrop(this, opts)); + }); + }; +})(window.gl || (window.gl = {})); |