imgurl/static/layui/lay/modules/layedit.js

/** layui-v2.2.6 MIT License By https://www.layui.com */
 ;layui.define(["layer","form"],function(t){"use strict";var e=layui.$,i=layui.layer,a=layui.form,l=(layui.hint(),layui.device()),n="layedit",o="layui-show",r="layui-disabled",c=function(){var t=this;t.index=0,t.config={tool:["strong","italic","underline","del","|","left","center","right","|","link","unlink","face","image"],hideTool:[],height:280}};c.prototype.set=function(t){var i=this;return e.extend(!0,i.config,t),i},c.prototype.on=function(t,e){return layui.onevent(n,t,e)},c.prototype.build=function(t,i){i=i||{};var a=this,n=a.config,r="layui-layedit",c=e("string"==typeof t?"#"+t:t),u="LAY_layedit_"+ ++a.index,d=c.next("."+r),y=e.extend({},n,i),f=function(){var t=[],e={};return layui.each(y.hideTool,function(t,i){e[i]=!0}),layui.each(y.tool,function(i,a){C[a]&&!e[a]&&t.push(C[a])}),t.join("")}(),m=e(['<div class="'+r+'">','<div class="layui-unselect layui-layedit-tool">'+f+"</div>",'<div class="layui-layedit-iframe">','<iframe id="'+u+'" name="'+u+'" textarea="'+t+'" frameborder="0"></iframe>',"</div>","</div>"].join(""));return l.ie&&l.ie<8?c.removeClass("layui-hide").addClass(o):(d[0]&&d.remove(),s.call(a,m,c[0],y),c.addClass("layui-hide").after(m),a.index)},c.prototype.getContent=function(t){var e=u(t);if(e[0])return d(e[0].document.body.innerHTML)},c.prototype.getText=function(t){var i=u(t);if(i[0])return e(i[0].document.body).text()},c.prototype.setContent=function(t,i,a){var l=u(t);l[0]&&(a?e(l[0].document.body).append(i):e(l[0].document.body).html(i),layedit.sync(t))},c.prototype.sync=function(t){var i=u(t);if(i[0]){var a=e("#"+i[1].attr("textarea"));a.val(d(i[0].document.body.innerHTML))}},c.prototype.getSelection=function(t){var e=u(t);if(e[0]){var i=m(e[0].document);return document.selection?i.text:i.toString()}};var s=function(t,i,a){var l=this,n=t.find("iframe");n.css({height:a.height}).on("load",function(){var o=n.contents(),r=n.prop("contentWindow"),c=o.find("head"),s=e(["<style>","*{margin: 0; padding: 0;}","body{padding: 10px; line-height: 20px; overflow-x: hidden; word-wrap: break-word; font: 14px Helvetica Neue,Helvetica,PingFang SC,Microsoft YaHei,Tahoma,Arial,sans-serif; -webkit-box-sizing: border-box !important; -moz-box-sizing: border-box !important; box-sizing: border-box !important;}","a{color:#01AAED; text-decoration:none;}a:hover{color:#c00}","p{margin-bottom: 10px;}","img{display: inline-block; border: none; vertical-align: middle;}","pre{margin: 10px 0; padding: 10px; line-height: 20px; border: 1px solid #ddd; border-left-width: 6px; background-color: #F2F2F2; color: #333; font-family: Courier New; font-size: 12px;}","</style>"].join("")),u=o.find("body");c.append(s),u.attr("contenteditable","true").css({"min-height":a.height}).html(i.value||""),y.apply(l,[r,n,i,a]),g.call(l,r,t,a)})},u=function(t){var i=e("#LAY_layedit_"+t),a=i.prop("contentWindow");return[a,i]},d=function(t){return 8==l.ie&&(t=t.replace(/<.+>/g,function(t){return t.toLowerCase()})),t},y=function(t,a,n,o){var r=t.document,c=e(r.body);c.on("keydown",function(t){var e=t.keyCode;if(13===e){var a=m(r),l=p(a),n=l.parentNode;if("pre"===n.tagName.toLowerCase()){if(t.shiftKey)return;return i.msg("请暂时用shift+enter"),!1}r.execCommand("formatBlock",!1,"<p>")}}),e(n).parents("form").on("submit",function(){var t=c.html();8==l.ie&&(t=t.replace(/<.+>/g,function(t){return t.toLowerCase()})),n.value=t}),c.on("paste",function(e){r.execCommand("formatBlock",!1,"<p>"),setTimeout(function(){f.call(t,c),n.value=c.html()},100)})},f=function(t){var i=this;i.document;t.find("*[style]").each(function(){var t=this.style.textAlign;this.removeAttribute("style"),e(this).css({"text-align":t||""})}),t.find("table").addClass("layui-table"),t.find("script,link").remove()},m=function(t){return t.selection?t.selection.createRange():t.getSelection().getRangeAt(0)},p=function(t){return t.endContainer||t.parentElement().childNodes[0]},v=function(t,i,a){var l=this.document,n=document.createElement(t);for(var o in i)n.setAttribute(o,i[o]);if(n.removeAttribute("text"),l.selection){var r=a.text||i.text;if("a"===t&&!r)return;r&&(n.innerHTML=r),a.pasteHTML(e