mirror of https://github.com/helloxz/imgurl.git
5 changed files with 131 additions and 15 deletions
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|
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'use strict'; |
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(function(root, factory){ |
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if (typeof define === 'function' && define.amd) { |
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define([], factory); |
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} else if (typeof exports === 'object') { |
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module.exports = factory(); |
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} else { |
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root.ctrlVUtil = factory(); |
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} |
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}(this, function(){ |
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function ctrlVUtil(option){ |
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this.targetElement = null; |
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this.uploadInput = null; |
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this.uploadUrl = "http://www.oa.com/screenshot/create-file"; |
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this.isCompleteImg = false; |
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var that = this; |
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that.mixinConfig(option); |
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that.targetElement.addEventListener("mouseover", function() { |
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that.uploadInput.focus(); |
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}); |
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that.targetElement.addEventListener("click", function() { |
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that.uploadInput.focus(); |
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}); |
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that.targetElement.addEventListener("mouseleave", function() { |
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that.uploadInput.blur(); |
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}); |
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that.uploadInput.addEventListener('paste', function(e) { |
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that.handlePaste(e); |
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}); |
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} |
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ctrlVUtil.prototype.mixinConfig = function(option){ |
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this.targetElement = option.targetElement || document.querySelector(".js-upload"); |
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this.uploadInput = this.createInputTarget(); |
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this.isCompleteImg = "isCompleteImg" in option ? option.isCompleteImg : this.isCompleteImg; |
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this.uploadUrl = option.uploadUrl || this.uploadUrl; |
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this.data = option.data; |
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this.success = option.success || function(data) { |
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console.log(data); |
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}; |
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this.error = option.error || function(error) { |
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console.log(error); |
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}; |
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}; |
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ctrlVUtil.prototype.createInputTarget = function() { |
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var imgContinaer = document.createElement("div"); |
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imgContinaer.style.cssText = "border:none;margin:0;padding:0;font-size: 0;height:1px;width:1px;opacity:0;position:fixed;z-index:-1;"; |
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imgContinaer.contentEditable = true; |
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imgContinaer.class = "ui-ctrlv-uploadInput"; |
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this.targetElement.parentNode.insertBefore(imgContinaer, this.targetElement); |
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return imgContinaer; |
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}; |
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ctrlVUtil.prototype.handlePaste = function(e){ |
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var that = this; |
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if (e && e.clipboardData && e.clipboardData.items) { |
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var item = e.clipboardData.items[0], |
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that = this; |
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if (item.type.indexOf('image') != -1) { |
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var blob = item.getAsFile(); |
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var fileReader = new FileReader(); |
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fileReader.readAsDataURL(blob); |
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fileReader.addEventListener('load', function(e) { |
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var file = e.target.result; |
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that.send(file); |
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}, false); |
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} else { |
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layer.msg('请粘贴image类型！'); |
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} |
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} else { |
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setTimeout(function() { |
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var $img = that.uploadInput.querySelector("img"); |
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if ($img) { |
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that.send($img.src); |
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} else { |
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layer.msg('当前浏览器不支持剪贴板操作！'); |
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return; |
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} |
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}, 200); |
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} |
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}; |
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ctrlVUtil.prototype.send = function(imgcontent) { |
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layer.load(); |
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var that = this; |
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that.uploadInput.innerHTML = ""; |
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var data = that.data || {}; |
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data.content = this.isCompleteImg ? imgcontent : imgcontent.split(';')[1].split(',')[1]; |
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var xhr = new XMLHttpRequest(); |
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xhr.open("post",that.uploadUrl,true); |
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xhr.onreadystatechange = function(e) { |
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if (xhr.readyState == 4) { |
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if (xhr.status == 200) { |
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var ret = JSON.parse(xhr.responseText); |
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that.success && that.success(ret); |
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} else { |
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that.error && that.error(e, xhr); |
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} |
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} |
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}; |
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xhr.onerror = function(e) { |
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that.error && that.error(e, xhr); |
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}; |
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xhr.setRequestHeader("Content-type","application/x-www-form-urlencoded"); |
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var dataString = []; |
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for(var key in data){ |
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dataString.push(key+"="+encodeURIComponent(data[key])); |
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} |
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xhr.send(dataString.join("&")); |
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}; |
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ctrlVUtil.prototype.alertMsg = function(content){ |
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alert(content); |
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} |
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return ctrlVUtil; |
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})); |
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