forked from Gitlink/forgeplus
362 lines
14 KiB
JavaScript
362 lines
14 KiB
JavaScript
// Generated by CoffeeScript 1.9.0
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/*
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paste.js is an interface to read data ( text / image ) from clipboard in different browsers. It also contains several hacks.
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https://github.com/layerssss/paste.js
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*/
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(function() {
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var $, Paste, createHiddenEditable, dataURLtoBlob;
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$ = window.jQuery;
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$.paste = function(pasteContainer) {
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var pm;
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if (typeof console !== "undefined" && console !== null) {
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console.log("DEPRECATED: This method is deprecated. Please use $.fn.pastableNonInputable() instead.");
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}
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pm = Paste.mountNonInputable(pasteContainer);
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return pm._container;
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};
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$.fn.pastableNonInputable = function() {
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var el, _i, _len;
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for (_i = 0, _len = this.length; _i < _len; _i++) {
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el = this[_i];
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Paste.mountNonInputable(el);
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}
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return this;
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};
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$.fn.pastableTextarea = function() {
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var el, _i, _len;
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for (_i = 0, _len = this.length; _i < _len; _i++) {
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el = this[_i];
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Paste.mountTextarea(el);
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}
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return this;
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};
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$.fn.pastableContenteditable = function() {
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var el, _i, _len;
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for (_i = 0, _len = this.length; _i < _len; _i++) {
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el = this[_i];
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Paste.mountContenteditable(el);
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}
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return this;
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};
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dataURLtoBlob = function(dataURL, sliceSize) {
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var b64Data, byteArray, byteArrays, byteCharacters, byteNumbers, contentType, i, m, offset, slice, _ref;
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if (sliceSize == null) {
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sliceSize = 512;
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}
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if (!(m = dataURL.match(/^data\:([^\;]+)\;base64\,(.+)$/))) {
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return null;
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}
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_ref = m, m = _ref[0], contentType = _ref[1], b64Data = _ref[2];
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byteCharacters = atob(b64Data);
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byteArrays = [];
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offset = 0;
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while (offset < byteCharacters.length) {
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slice = byteCharacters.slice(offset, offset + sliceSize);
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byteNumbers = new Array(slice.length);
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i = 0;
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while (i < slice.length) {
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byteNumbers[i] = slice.charCodeAt(i);
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i++;
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}
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byteArray = new Uint8Array(byteNumbers);
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byteArrays.push(byteArray);
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offset += sliceSize;
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}
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return new Blob(byteArrays, {
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type: contentType
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});
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};
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createHiddenEditable = function() {
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return $(document.createElement('div')).attr('contenteditable', true).css({
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width: 1,
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height: 1,
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position: 'fixed',
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left: -100,
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overflow: 'hidden'
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});
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};
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Paste = (function() {
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Paste.prototype._target = null;
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Paste.prototype._container = null;
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Paste.mountNonInputable = function(nonInputable) {
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var paste;
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paste = new Paste(createHiddenEditable().appendTo(nonInputable), nonInputable);
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$(nonInputable).on('click', (function(_this) {
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return function() {
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return paste._container.focus();
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};
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})(this));
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paste._container.on('focus', (function(_this) {
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return function() {
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return $(nonInputable).addClass('pastable-focus');
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};
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})(this));
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return paste._container.on('blur', (function(_this) {
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return function() {
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return $(nonInputable).removeClass('pastable-focus');
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};
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})(this));
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};
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Paste.mountTextarea = function(textarea) {
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var ctlDown, paste;
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if (-1 !== navigator.userAgent.toLowerCase().indexOf('chrome')) {
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return this.mountContenteditable(textarea);
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}
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paste = new Paste(createHiddenEditable().insertBefore(textarea), textarea);
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ctlDown = false;
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$(textarea).on('keyup', function(ev) {
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var _ref;
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if ((_ref = ev.keyCode) === 17 || _ref === 224) {
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return ctlDown = false;
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}
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});
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$(textarea).on('keydown', function(ev) {
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var _ref;
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if ((_ref = ev.keyCode) === 17 || _ref === 224) {
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ctlDown = true;
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}
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if (ctlDown && ev.keyCode === 86) {
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return paste._container.focus();
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}
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});
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$(paste._target).on('pasteImage', (function(_this) {
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return function() {
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return $(textarea).focus();
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};
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})(this));
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$(paste._target).on('pasteText', (function(_this) {
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return function() {
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return $(textarea).focus();
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};
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})(this));
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$(textarea).on('focus', (function(_this) {
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return function() {
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return $(textarea).addClass('pastable-focus');
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};
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})(this));
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return $(textarea).on('blur', (function(_this) {
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return function() {
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return $(textarea).removeClass('pastable-focus');
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};
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})(this));
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};
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Paste.mountContenteditable = function(contenteditable) {
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var paste;
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paste = new Paste(contenteditable, contenteditable);
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$(contenteditable).on('focus', (function(_this) {
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return function() {
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return $(contenteditable).addClass('pastable-focus');
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};
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})(this));
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return $(contenteditable).on('blur', (function(_this) {
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return function() {
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return $(contenteditable).removeClass('pastable-focus');
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};
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})(this));
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};
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function Paste(_at__container, _at__target) {
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this._container = _at__container;
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this._target = _at__target;
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this._container = $(this._container);
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this._target = $(this._target).addClass('pastable');
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this._container.on('paste', (function(_this) {
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return function(ev) {
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var clipboardData, file, item, reader, text, _i, _j, _len, _len1, _ref, _ref1, _ref2, _ref3, _results;
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if (((_ref = ev.originalEvent) != null ? _ref.clipboardData : void 0) != null) {
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clipboardData = ev.originalEvent.clipboardData;
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if (clipboardData.items) {
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_ref1 = clipboardData.items;
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for (_i = 0, _len = _ref1.length; _i < _len; _i++) {
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item = _ref1[_i];
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if (item.type.match(/^image\//)) {
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reader = new FileReader();
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reader.onload = function(event) {
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return _this._handleImage(event.target.result);
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};
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reader.readAsDataURL(item.getAsFile());
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}
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if (item.type === 'text/plain') {
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item.getAsString(function(string) {
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return _this._target.trigger('pasteText', {
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text: string
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});
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});
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}
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}
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} else {
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if (-1 !== Array.prototype.indexOf.call(clipboardData.types, 'text/plain')) {
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text = clipboardData.getData('Text');
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_this._target.trigger('pasteText', {
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text: text
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});
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}
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_this._checkImagesInContainer(function(src) {
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return _this._handleImage(src);
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});
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}
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}
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if (clipboardData = window.clipboardData) {
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if ((_ref2 = (text = clipboardData.getData('Text'))) != null ? _ref2.length : void 0) {
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return _this._target.trigger('pasteText', {
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text: text
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});
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} else {
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_ref3 = clipboardData.files;
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_results = [];
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for (_j = 0, _len1 = _ref3.length; _j < _len1; _j++) {
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file = _ref3[_j];
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_this._handleImage(URL.createObjectURL(file));
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_results.push(_this._checkImagesInContainer(function() {}));
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}
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return _results;
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}
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}
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};
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})(this));
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}
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Paste.prototype._handleImage = function(src) {
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var loader;
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loader = new Image();
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loader.onload = (function(_this) {
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return function() {
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var blob, canvas, ctx, dataURL;
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canvas = document.createElement('canvas');
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canvas.width = loader.width;
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canvas.height = loader.height;
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ctx = canvas.getContext('2d');
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ctx.drawImage(loader, 0, 0, canvas.width, canvas.height);
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dataURL = null;
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try {
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dataURL = canvas.toDataURL('image/png');
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blob = dataURLtoBlob(dataURL);
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} catch (_error) {}
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if (dataURL) {
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return _this._target.trigger('pasteImage', {
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blob: blob,
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dataURL: dataURL,
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width: loader.width,
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height: loader.height
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});
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}
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};
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})(this);
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return loader.src = src;
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};
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Paste.prototype._checkImagesInContainer = function(cb) {
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var img, timespan, _i, _len, _ref;
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timespan = Math.floor(1000 * Math.random());
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_ref = this._container.find('img');
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for (_i = 0, _len = _ref.length; _i < _len; _i++) {
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img = _ref[_i];
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img["_paste_marked_" + timespan] = true;
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}
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return setTimeout((function(_this) {
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return function() {
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var _j, _len1, _ref1, _results;
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_ref1 = _this._container.find('img');
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_results = [];
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for (_j = 0, _len1 = _ref1.length; _j < _len1; _j++) {
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img = _ref1[_j];
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if (!img["_paste_marked_" + timespan]) {
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cb(img.src);
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}
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//firefox问题处理，因为采用了 pastableContenteditable 模式，故只需要删除默认的粘贴
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if ($(img).attr('src').startsWith('data:image/')) {
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_results.push($(img).remove());
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};
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}
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return _results;
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};
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})(this), 1);
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};
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return Paste;
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})();
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}).call(this);
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KindEditor.plugin('paste', function(K) {
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var editor = this,
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name = 'paste';
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if(editor.edit == undefined || editor.edit.iframe == undefined){
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return;
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}
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var contentWindow = editor.edit.iframe[0].contentWindow;
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//var contentWindow = editor.iframeDoc;
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//var contentWindow = document.getElementsByTagName('iframe')[0].contentWindow;
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var nodeBody = contentWindow.document.getElementsByTagName('body')[0];
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console.log(nodeBody);
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$(nodeBody).pastableContenteditable();
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dataURItoBlob = function(dataURI) {
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// convert base64/URLEncoded data component to raw binary data held in a string
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var byteString;
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if (dataURI.split(',')[0].indexOf('base64') >= 0)
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byteString = atob(dataURI.split(',')[1]);
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else
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byteString = unescape(dataURI.split(',')[1]);
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// separate out the mime component
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var mimeString = dataURI.split(',')[0].split(':')[1].split(';')[0];
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// write the bytes of the string to a typed array
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var ia = new Uint8Array(byteString.length);
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for (var i = 0; i < byteString.length; i++) {
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ia[i] = byteString.charCodeAt(i);
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}
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return new Blob([ia], {type:mimeString});
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};
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$(nodeBody).on('pasteImage', function(ev, data) {
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console.log('pasteImage');
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console.log("dataURL: " + data.dataURL);
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console.log("width: " + data.width);
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console.log("height: " + data.height);
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var blob = dataURItoBlob(data.dataURL);
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if (data.blob !== null) {
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var data = new FormData();
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// data.append("imgFile",blob, "imageFilename.png");
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data.append("file",blob, "imageFilename.png");
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console.log(data);
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$.ajax({
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url: '/kindeditor/upload?dir=image',
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url: '/api/attachments.json',
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contentType: false,
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type: 'POST',
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data: data,
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processData: false,
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success: function(data) {
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console.log(data);
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// editor.exec('insertimage', JSON.parse(data).url);
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// /api/attachments/227362
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editor.exec('insertimage', '/api/attachments/' + data.id);
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}
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});
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}
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});
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return;
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});
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