Korbs/Squire
0
Fork 0
mirror of https://github.com/fastmail/Squire.git synced 2025-01-06 23:00:08 -05:00
Code Issues Activity
Squire/build/squire.js
Neil Jenkins 98ebe661b2 Allow custom cleaning on paste. 
A willPaste event is now fired just before pasted content is inserted into the
document, allowing custom, arbitrary modification of the pasted content, or
prevention of the paste event altogether.
2012-04-12 11:38:22 +10:00

1 line
No EOL
28 KiB
JavaScript
Raw Blame History

This file contains invisible Unicode characters

This file contains invisible Unicode characters that are indistinguishable to humans but may be processed differently by a computer. If you think that this is intentional, you can safely ignore this warning. Use the Escape button to reveal them.

/* Copyright © 2011-2012 by Neil Jenkins. Licensed under the MIT license. */(function(a){"use strict";var b=!a.createTreeWalker;window.ie===9&&(b=!0),b||function(){var c=a.createElement("div"),d=a.createTextNode("");c.appendChild(d);var e=c.cloneNode(!0),f=c.cloneNode(!0),g=c.cloneNode(!0),h=a.createTreeWalker(c,1,function(a){return 1},!1);c.appendChild(e),c.appendChild(f),c.appendChild(g),h.currentNode=g,h.previousNode()!==f&&(b=!0)}();if(!b)return;var c={1:1,2:2,3:4,8:128,9:256,11:1024},d=1,e=function(a,b,c){this.root=this.currentNode=a,this.nodeType=b,this.filter=c};e.prototype.nextNode=function(){var a=this.currentNode,b=this.root,e=this.nodeType,f=this.filter,g;for(;;){g=a.firstChild;while(!g&&a){if(a===b)break;g=a.nextSibling,g||(a=a.parentNode)}if(!g)return null;if(c[g.nodeType]&e&&f(g)===d)return this.currentNode=g,g;a=g}},e.prototype.previousNode=function(){var a=this.currentNode,b=this.root,e=this.nodeType,f=this.filter,g;for(;;){if(a===b)return null;g=a.previousSibling;if(g)while(a=g.lastChild)g=a;else g=a.parentNode;if(!g)return null;if(c[g.nodeType]&e&&f(g)===d)return this.currentNode=g,g;a=g}},a.createTreeWalker=function(a,b,c){return new e(a,b,c)}})(document),function(){"use strict";var a=function(a,b){var c=a.length,d,e;while(c--){d=a[c].prototype;for(e in b)d[e]=b[e]}},b=function(a,b){var c=a.length;while(c--)if(!b(a[c]))return!1;return!0},c=function(){return!1},d=function(){return!0},e=/^(?:A(?:BBR|CRONYM)?|B(?:R|D[IO])?|C(?:ITE|ODE)|D(?:FN|EL)|EM|HR|I(?:NPUT|MG|NS)?|KBD|Q|R(?:P|T|UBY)|S(?:U[BP]|PAN|TRONG|AMP)|U)$/,f={BR:1,IMG:1,INPUT:1},g=function(a,b){var c=b.parentNode;return c&&c.replaceChild(a,b),a},h=1,i=3,j=1,k=1,l=3,m=function(a){return a.isBlock()?k:l},n=!!window.opera||!!window.ie,o=/WebKit/.test(navigator.userAgent)||!!window.ie;a(window.Node?[Node]:[Text,Element,HTMLDocument],{isInline:c,isBlock:c,isContainer:c,getPath:function(){var a=this.parentNode;return a?a.getPath():""},detach:function(){var a=this.parentNode;return a&&a.removeChild(this),this},replaceWith:function(a){return g(a,this),this},replaces:function(a){return g(this,a),this},nearest:function(a,b){var c=this.parentNode;return c?c.nearest(a,b):null},getPreviousBlock:function(){var a=this.ownerDocument,b=a.createTreeWalker(a.body,j,m,!1);return b.currentNode=this,b.previousNode()},getNextBlock:function(){var a=this.ownerDocument,b=a.createTreeWalker(a.body,j,m,!1);return b.currentNode=this,b.nextNode()},split:function(a,b){return a},mergeContainers:function(){}}),a([Text],{isLeaf:d,isInline:d,getLength:function(){return this.length},isLike:function(a){return a.nodeType===i},split:function(a,b){var c=this;return c===b?a:c.parentNode.split(c.splitText(a),b)}}),a([Element],{isLeaf:function(){return!!f[this.nodeName]},isInline:function(){return e.test(this.nodeName)},isBlock:function(){return!this.isInline()&&b(this.childNodes,function(a){return a.isInline()})},isContainer:function(){return!this.isInline()&&!this.isBlock()},getLength:function(){return this.childNodes.length},getPath:function(){var a=this.nodeName;if(a==="BODY")return a;var b=this.parentNode.getPath(),c=this.id,d=this.className.trim();return b+=">"+a,c&&(b+="#"+c),d&&(d=d.split(/\s\s*/),d.sort(),b+=".",b+=d.join(".")),b},wraps:function(a){return g(this,a).appendChild(a),this},empty:function(){var a=this.ownerDocument.createDocumentFragment(),b=this.childNodes.length;while(b--)a.appendChild(this.firstChild);return a},is:function(a,b){if(this.nodeName!==a)return!1;var c;for(c in b)if(this.getAttribute(c)!==b[c])return!1;return!0},nearest:function(a,b){var c=this;do if(c.is(a,b))return c;while((c=c.parentNode)&&c.nodeType===h);return null},isLike:function(a){return a.nodeType===h&&a.nodeName===this.nodeName&&a.className===this.className&&a.style.cssText===this.style.cssText},mergeInlines:function(a){var b=this.childNodes,c=b.length,d=[],e,g,j;while(c--){e=b[c],g=c&&b[c-1];if(c&&e.isInline()&&e.isLike(g)&&!f[e.nodeName])a.startContainer===e&&(a.startContainer=g,a.startOffset+=g.getLength()),a.endContainer===e&&(a.endContainer=g,a.endOffset+=g.getLength()),a.startContainer===this&&(a.startOffset>c?a.startOffset-=1:a.startOffset===c&&(a.startContainer=g,a.startOffset=g.getLength())),a.endContainer===this&&(a.endOffset>c?a.endOffset-=1:a.endOffset===c&&(a.endContainer=g,a.endOffset=g.getLength())),e.detach(),e.nodeType===i?g.appendData(e.data.replace(/\u200B/g,"")):d.push(e.empty());else if(e.nodeType===h){j=d.length;while(j--)e.appendChild(d.pop());e.mergeInlines(a)}}},mergeWithBlock:function(a,b){var c=this,d=a,e,f,g;while(d.parentNode.childNodes.length===1)d=d.parentNode;d.detach(),f=c.childNodes.length,e=c.lastChild,e&&e.nodeName==="BR"&&(c.removeChild(e),f-=1),g={startContainer:c,startOffset:f,endContainer:c,endOffset:f},c.appendChild(a.empty()),c.mergeInlines(g),b.setStart(g.startContainer,g.startOffset),b.collapse(!0),window.opera&&(e=c.lastChild)&&e.nodeName==="BR"&&c.removeChild(e)},mergeContainers:function(){var a=this.previousSibling,b=this.firstChild;a&&a.isLike(this)&&a.isContainer()&&(a.appendChild(this.detach().empty()),b&&b.mergeContainers())},split:function(a,b){var c=this;typeof a=="number"&&(a=a<c.childNodes.length?c.childNodes[a]:null);if(c===b)return a;var d=c.parentNode,e=c.cloneNode(!1),f;while(a)f=a.nextSibling,e.appendChild(a),a=f;return c.fixCursor(),e.fixCursor(),(f=c.nextSibling)?d.insertBefore(e,f):d.appendChild(e),d.split(e,b)},fixCursor:function(){var a=this,b=a.ownerDocument,c,d;a.nodeName==="BODY"&&(!(d=a.firstChild)||d.nodeName==="BR")&&(c=b.createElement("DIV"),d?a.replaceChild(c,d):a.appendChild(c),a=c,c=null);if(a.isInline())a.firstChild||(o?(c=b.createTextNode("​"),editor._setPlaceholderTextNode(c)):c=b.createTextNode(""));else if(n){while(!a.isLeaf()){d=a.firstChild;if(!d){c=b.createTextNode("");break}a=d}a.isLeaf()&&(a.nodeType!==i?a.parentNode.insertBefore(b.createTextNode(""),a):/^ +$/.test(a.data)&&(a.data=""))}else if(!a.querySelector("BR")){c=b.createElement("BR");while((d=a.lastElementChild)&&!d.isInline())a=d}return c&&a.appendChild(c),this}});if(function(){var a=document.createElement("div"),b=document.createTextNode("12");return a.appendChild(b),b.splitText(2),a.childNodes.length!==2}())Text.prototype.splitText=function(a){var b=this.ownerDocument.createTextNode(this.data.slice(a)),c=this.nextSibling,d=this.parentNode,e=this.length-a;return c?d.insertBefore(b,c):d.appendChild(b),e&&this.deleteData(a,e),b}}(),function(){"use strict";var a=function(a,b){var c;for(c in b)a[c]=b[c]},b=Array.prototype.indexOf,c=1,d=3,e=4,f=1,g=0,h=1,i=2,j=3,k=function(a,b){var d=a.childNodes;while(b&&a.nodeType===c)a=d[b-1],d=a.childNodes,b=d.length;return a},l=function(a,b){if(a.nodeType===c){var d=a.childNodes;if(b<d.length)a=d[b];else{while(a&&!a.nextSibling)a=a.parentNode;a&&(a=a.nextSibling)}}return a};a(Range.prototype,{forEachTextNode:function(a){var b=this.cloneRange();b.moveBoundariesDownTree();var c=b.startContainer,d=b.endContainer,g=b.commonAncestorContainer,h=g.ownerDocument.createTreeWalker(g,e,function(a){return f},!1),i=h.currentNode=c;while(!a(i,b)&&i!==d&&(i=h.nextNode()));},getTextContent:function(){var a="";return this.forEachTextNode(function(b,c){var d=b.data;d&&/\S/.test(d)&&(b===c.endContainer&&(d=d.slice(0,c.endOffset)),b===c.startContainer&&(d=d.slice(c.startOffset)),a+=d)}),a},_insertNode:function(a){var c=this.startContainer,e=this.startOffset,f=this.endContainer,g=this.endOffset,h,i,j,k;return c.nodeType===d?(h=c.parentNode,i=h.childNodes,e===c.length?(e=b.call(i,c)+1,this.collapsed&&(f=h,g=e)):(e&&(k=c.splitText(e),f===c?(g-=e,f=k):f===h&&(g+=1),c=k),e=b.call(i,c)),c=h):i=c.childNodes,j=i.length,e===j?c.appendChild(a):c.insertBefore(a,i[e]),c===f&&(g+=i.length-j),this.setStart(c,e),this.setEnd(f,g),this},_extractContents:function(a){var c=this.startContainer,e=this.startOffset,f=this.endContainer,g=this.endOffset;a||(a=this.commonAncestorContainer),a.nodeType===d&&(a=a.parentNode);var h=f.split(g,a),i=c.split(e,a),j=a.ownerDocument.createDocumentFragment(),k;while(i!==h)k=i.nextSibling,j.appendChild(i),i=k;return this.setStart(a,h?b.call(a.childNodes,h):a.childNodes.length),this.collapse(!0),a.fixCursor(),j},_deleteContents:function(){this.moveBoundariesUpTree(),this._extractContents();var a=this.getStartBlock(),b=this.getEndBlock();a&&b&&a!==b&&a.mergeWithBlock(b,this),a&&a.fixCursor();var c=this.endContainer.ownerDocument.body,d=c.firstChild;if(!d||d.nodeName==="BR")c.fixCursor(),this.selectNodeContents(c.firstChild);var e=this.collapsed;return this.moveBoundariesDownTree(),e&&this.collapse(!0),this},insertTreeFragment:function(a){var b=!0,d=a.childNodes,e=d.length;while(e--)if(!d[e].isInline()){b=!1;break}this.collapsed||this._deleteContents(),this.moveBoundariesDownTree();if(b)this._insertNode(a),this.collapse(!1);else{var f=this.startContainer.split(this.startOffset,this.startContainer.ownerDocument.body),g=f.previousSibling,h=g,i=h.childNodes.length,j=f,k=0,l=f.parentNode,m,n;while((m=h.lastChild)&&m.nodeType===c&&m.nodeName!=="BR")h=m,i=h.childNodes.length;while((m=j.firstChild)&&m.nodeType===c&&m.nodeName!=="BR")j=m;while((m=a.firstChild)&&m.isInline())h.appendChild(m);while((m=a.lastChild)&&m.isInline())j.insertBefore(m,j.firstChild),k+=1;n=a;while(n=n.getNextBlock())n.fixCursor();l.insertBefore(a,f),f.mergeContainers(),g.nextSibling.mergeContainers(),f===j&&!j.textContent&&(j=j.previousSibling,k=j.getLength(),l.removeChild(f)),g===h&&!h.textContent&&(h=h.nextSibling,i=0,l.removeChild(g)),this.setStart(h,i),this.setEnd(j,k),this.moveBoundariesDownTree()}},containsNode:function(a,b){var c=this,d=a.ownerDocument.createRange();d.selectNode(a);if(b){var e=c.compareBoundaryPoints(j,d)>-1,f=c.compareBoundaryPoints(h,d)<1;return!e&&!f}var k=c.compareBoundaryPoints(g,d)<1,l=c.compareBoundaryPoints(i,d)>-1;return k&&l},moveBoundariesDownTree:function(){var a=this.startContainer,b=this.startOffset,c=this.endContainer,e=this.endOffset,f;while(a.nodeType!==d){f=a.childNodes[b];if(!f||f.nodeName==="BR")break;a=f,b=0}if(e)while(c.nodeType!==d){f=c.childNodes[e-1];if(!f||f.nodeName==="BR")break;c=f,e=c.getLength()}else while(c.nodeType!==d){f=c.firstChild;if(!f||f.nodeName==="BR")break;c=f}return this.collapsed?(this.setStart(c,e),this.setEnd(a,b)):(this.setStart(a,b),this.setEnd(c,e)),this},moveBoundariesUpTree:function(a){var c=this.startContainer,d=this.startOffset,e=this.endContainer,f=this.endOffset,g;a||(a=this.commonAncestorContainer);while(c!==a&&!d)g=c.parentNode,d=b.call(g.childNodes,c),c=g;while(e!==a&&f===e.getLength())g=e.parentNode,f=b.call(g.childNodes,e)+1,e=g;return this.setStart(c,d),this.setEnd(e,f),this},getStartBlock:function(){var a=this.startContainer,b;return a.isInline()?b=a.getPreviousBlock():a.isBlock()?b=a:(b=k(a,this.startOffset),b=b.getNextBlock()),b&&this.containsNode(b,!0)?b:null},getEndBlock:function(){var a=this.endContainer,b,c;if(a.isInline())b=a.getPreviousBlock();else if(a.isBlock())b=a;else{b=l(a,this.endOffset);if(!b){b=a.ownerDocument.body;while(c=b.lastChild)b=c}b=b.getPreviousBlock()}return b&&this.containsNode(b,!0)?b:null},startsAtBlockBoundary:function(){var a=this.startContainer,c=this.startOffset,d,e;while(a.isInline()){if(c)return!1;d=a.parentNode,c=b.call(d.childNodes,a),a=d}while(c&&(e=a.childNodes[c-1])&&(e.data===""||e.nodeName==="BR"))c-=1;return!c},endsAtBlockBoundary:function(){var a=this.endContainer,c=this.endOffset,d=a.getLength(),e,f;while(a.isInline()){if(c!==d)return!1;e=a.parentNode,c=b.call(e.childNodes,a)+1,a=e,d=a.childNodes.length}while(c<d&&(f=a.childNodes[c])&&(f.data===""||f.nodeName==="BR"))c+=1;return c===d},expandToBlockBoundaries:function(){var a=this.getStartBlock(),c=this.getEndBlock(),d;return a&&c&&(d=a.parentNode,this.setStart(d,b.call(d.childNodes,a)),d=c.parentNode,this.setEnd(d,b.call(d.childNodes,c)+1)),this}})}(),function(a){"use strict";var b=2,c=1,d=3,e=4,f=1,g=3,h=a.defaultView,i=a.body,j=!!h.opera,k=!!h.ie,l=h.ie===8,m=/Gecko\//.test(navigator.userAgent),n=/WebKit/.test(navigator.userAgent),o=/iP(?:ad|hone|od)/.test(navigator.userAgent),p=k||j,q=k||n,r=function(b,c,d){var e=a.createElement(b),f,g,h;c instanceof Array&&(d=c,c=null);if(c)for(f in c)e.setAttribute(f,c[f]);if(d)for(g=0,h=d.length;g<h;g+=1)e.appendChild(d[g]);return e},s={cut:1,paste:1,focus:1,blur:1,pathChange:1,select:1,input:1,undoStateChange:1},t={},u=function(a,b){var c=t[a],d,e,f;if(c){b||(b={}),b.type!==a&&(b.type=a);for(d=0,e=c.length;d<e;d+=1)f=c[d],f.handleEvent?f.handleEvent(b):f(b)}},v=function(a){u(a.type,a)},w=function(b,c){var d=t[b];d||(d=t[b]=[],s[b]||a.addEventListener(b,v,!1)),d.push(c)},x=function(b,c){var d=t[b],e;if(d){e=d.length;while(e--)d[e]===c&&d.splice(e,1);d.length||(delete t[b],s[b]||a.removeEventListener(b,v,!1))}},y=function(b,c,d,e){if(b instanceof Range)return b.cloneRange();var f=a.createRange();return f.setStart(b,c),d?f.setEnd(d,e):f.setEnd(b,c),f},z=h.getSelection(),A=function(a){a&&(o&&h.focus(),z.removeAllRanges(),z.addRange(a))},B=null,C=function(){return z.rangeCount&&(B=z.getRangeAt(0).cloneRange()),B};h.ie&&h.addEventListener("beforedeactivate",C,!0);var D,E,F="",G=null,H=!0,I=!1,J=function(){H=!0,I=!1},K=function(a){G&&(H=!0,L()),I||(setTimeout(J,0),I=!0),H=!1,G=a},L=function(){if(!H)return;var a=G,b;G=null;if(a.parentNode){while((b=a.data.indexOf("​"))>-1)a.deleteData(b,1);!a.data&&!a.nextSibling&&!a.previousSibling&&a.parentNode.isInline()&&a.parentNode.detach()}},M=function(a,b){G&&!b&&L(a);var c=a.startContainer,d=a.endContainer,e;if(b||c!==D||d!==E)D=c,E=d,e=c&&d?c===d?d.getPath():"(selection)":"",F!==e&&(F=e,u("pathChange",{path:e}));c!==d&&u("select")},N=function(){M(C())};w("keyup",N),w("mouseup",N);var O=function(){m&&i.focus(),h.focus()},P=function(){h.blur()};h.addEventListener("focus",v,!1),h.addEventListener("blur",v,!1);var Q=function(){return i.innerHTML},R=function(a){var b=i;b.innerHTML=a;do b.fixCursor();while(b=b.getNextBlock())},S=function(a,b){b||(b=C()),b.collapse(!0),b._insertNode(a),b.setStartAfter(a),A(b),M(b)},T="ss-"+Date.now()+"-"+Math.random(),U="es-"+Date.now()+"-"+Math.random(),V=function(a){var c=r("INPUT",{id:T,type:"hidden"}),d=r("INPUT",{id:U,type:"hidden"}),e;a._insertNode(c),a.collapse(!1),a._insertNode(d),c.compareDocumentPosition(d)&b&&(c.id=U,d.id=T,e=c,c=d,d=e),a.setStartAfter(c),a.setEndBefore(d)},W=Array.prototype.indexOf,X=function(b){var c=a.getElementById(T),d=a.getElementById(U);if(c&&d){var e=c.parentNode,f=d.parentNode,g={startContainer:e,endContainer:f,startOffset:W.call(e.childNodes,c),endOffset:W.call(f.childNodes,d)};e===f&&(g.endOffset-=1),c.detach(),d.detach(),e.mergeInlines(g),e!==f&&f.mergeInlines(g),b||(b=a.createRange()),b.setStart(g.startContainer,g.startOffset),b.setEnd(g.endContainer,g.endOffset),b.collapsed||b.moveBoundariesDownTree()}return b},Y,Z,$,_,ba=function(){_&&(_=!1,u("undoStateChange",{canUndo:!0,canRedo:!1})),u("input")};w("keyup",function(a){var b=a.keyCode;if(!a.ctrlKey&&!a.metaKey&&!a.altKey&&(b<16||b>20)&&(b<33||b>45)){var c=i.firstChild;h.ie===8&&c.nodeName==="P"&&(V(C()),c.replaceWith(r("DIV",[c.empty()])),A(X())),ba()}});var bb=function(a){_||(Y+=1,Y<$&&(Z.length=$=Y),a&&V(a),Z[Y]=Q(),$+=1,_=!0)},bc=function(){if(Y!==0||!_){bb(C()),Y-=1,R(Z[Y]);var a=X();a&&A(a),_=!0,u("undoStateChange",{canUndo:Y!==0,canRedo:!0}),u("input")}},bd=function(){if(Y+1<$&&_){Y+=1,R(Z[Y]);var a=X();a&&A(a),u("undoStateChange",{canUndo:!0,canRedo:Y+1<$}),u("input")}},be=function(b,c,h){b=b.toUpperCase(),c||(c={});if(!h&&!(h=C()))return!1;var i=h.commonAncestorContainer,j,k;if(i.nearest(b,c))return!0;if(i.nodeType===d)return!1;j=a.createTreeWalker(i,e,function(a){return h.containsNode(a,!0)?f:g},!1);var l=!1;while(k=j.nextNode()){if(!k.nearest(b,c))return!1;l=!0}return l},bf=function(b,c,h){if(h.collapsed){var i=r(b,c).fixCursor();h._insertNode(i),h.setStart(i.firstChild,i.firstChild.length),h.collapse(!0)}else{var j=a.createTreeWalker(h.commonAncestorContainer,e,function(a){return h.containsNode(a,!0)?f:g},!1),k,l,m=0,n=0,o=j.currentNode=h.startContainer,p;o.nodeType!==d&&(o=j.nextNode());do p=!o.nearest(b,c),o===h.endContainer&&(p&&o.length>h.endOffset?o.splitText(h.endOffset):n=h.endOffset),o===h.startContainer&&(p&&h.startOffset?o=o.splitText(h.startOffset):m=h.startOffset),p&&(r(b,c).wraps(o),n=o.length),l=o,k||(k=l);while(o=j.nextNode());h=y(k,m,l,n)}return h},bg=function(b,c,e,f){V(e);var g;e.collapsed&&(q?(g=a.createTextNode("​"),K(g)):g=a.createTextNode(""),e._insertNode(g));var h=e.commonAncestorContainer;while(h.isInline())h=h.parentNode;var i=e.startContainer,j=e.startOffset,k=e.endContainer,l=e.endOffset,m=[],n=function(a,b){if(e.containsNode(a,!1))return;var c=a.nodeType===d,f,g;if(!e.containsNode(a,!0)){a.nodeName!=="INPUT"&&(!c||a.data)&&m.push([b,a]);return}if(c)a===k&&l!==a.length&&m.push([b,a.splitText(l)]),a===i&&j&&(a.splitText(j),m.push([b,a]));else for(f=a.firstChild;f;f=g)g=f.nextSibling,n(f,b)},o=Array.prototype.filter.call(h.getElementsByTagName(b),function(a){return e.containsNode(a,!0)&&a.is(b,c)});f||o.forEach(function(a){n(a,a)}),m.forEach(function(a){a[0].cloneNode(!1).wraps(a[1])}),o.forEach(function(a){a.replaceWith(a.empty())}),X(e),g&&e.collapse(!1);var p={startContainer:e.startContainer,startOffset:e.startOffset,endContainer:e.endContainer,endOffset:e.endOffset};return h.mergeInlines(p),e.setStart(p.startContainer,p.startOffset),e.setEnd(p.endContainer,p.endOffset),e},bh=function(a,b,c,d){if(!c&&!(c=C()))return;bb(c),X(c),b&&(c=bg(b.tag.toUpperCase(),b.attributes||{},c,d)),a&&(c=bf(a.tag.toUpperCase(),a.attributes||{},c)),A(c),M(c,!0),ba()},bi=function(a,b,c){if(!c&&!(c=C()))return;b&&(bb(c),X(c));var d=c.getStartBlock(),e=c.getEndBlock();if(d&&e)for(;;){if(a(d)||d===e)break;d=d.getNextBlock()}b&&(A(c),M(c,!0),ba())},bj=function(a,b){if(!b&&!(b=C()))return;j||i.setAttribute("contenteditable","false"),_?V(b):bb(b),b.expandToBlockBoundaries(),b.moveBoundariesUpTree(i);var c=b._extractContents(i);b._insertNode(a(c)),b.endOffset<b.endContainer.childNodes.length&&b.endContainer.childNodes[b.endOffset].mergeContainers(),b.startContainer.childNodes[b.startOffset].mergeContainers(),j||i.setAttribute("contenteditable","true"),X(b),A(b),M(b,!0),ba()},bk=function(a){return r("BLOCKQUOTE",[a])},bl=function(a){var b=a.querySelectorAll("blockquote");return Array.prototype.filter.call(b,function(a){return!a.parentNode.nearest("BLOCKQUOTE")}).forEach(function(a){a.replaceWith(a.empty())}),a},bm=function(a){var b=a.querySelectorAll("blockquote"),c=b.length,d;while(c--)d=b[c],d.replaceWith(d.empty());return a},bn=function(a,b){var c,d,e,f,g,h;for(c=0,d=a.length;c<d;c+=1)e=a[c],f=e.nodeName,e.isBlock()?f!=="LI"&&(h=r("LI",[e.empty()]),e.parentNode.nodeName===b?e.replaceWith(h):(g=e.previousSibling)&&g.nodeName===b?(g.appendChild(h),e.detach(),c-=1,d-=1):e.replaceWith(r(b,[h]))):e.isContainer()&&(f!==b&&/^[DOU]L$/.test(f)?e.replaceWith(r(b,[e.empty()])):bn(e.childNodes,b))},bo=function(a){return bn(a.childNodes,"UL"),a},bp=function(a){return bn(a.childNodes,"OL"),a},bq=function(a){var b=a.querySelectorAll("UL, OL");return Array.prototype.filter.call(b,function(a){return!a.parentNode.nearest("UL")&&!a.parentNode.nearest("OL")}).forEach(function(a){var b=a.empty(),c=b.childNodes,d=c.length,e;while(d--)e=c[d],e.nodeName==="LI"&&b.replaceChild(r("DIV",[e.empty()]),e);a.replaceWith(b)}),a},br={DIV:"DIV",PRE:"DIV",H1:"DIV",H2:"DIV",H3:"DIV",H4:"DIV",H5:"DIV",H6:"DIV",P:"DIV",DT:"DD",DD:"DT",LI:"LI"},bs=function(a,b,c){var d=br[a.nodeName],e=b.split(c,a.parentNode);return e.nodeName!==d&&(a=r(d),a.replaces(e).appendChild(e.empty()),e=a),e},bt=/\b((?:https?:\/\/|www\d{0,3}[.]|[a-z0-9.\-]+[.][a-z]{2,4}\/)(?:[^\s()<>]+|\([^\s()<>]+\))+(?:\((?:[^\s()<>]+|(?:\([^\s()<>]+\)))*\)|[^\s`!()\[\]{};:'".,<>?«»“”‘’])|(?:[\w\-.%+]+@(?:[\w\-]+\.)+[A-Z]{2,4}))/i,bu=function(a){var b=a.ownerDocument,c=b.createTreeWalker(a,e,function(a){return a.nearest("A")?g:f},!1),d,h,i,j,k,l,m;while(d=c.nextNode()){h=d.data.split(bt),j=h.length;if(j>1){l=d.parentNode,m=d.nextSibling;for(i=0;i<j;i+=1)k=h[i],i?(i%2?(d=b.createElement("A"),d.textContent=k,d.href=/@/.test(k)?"mailto:"+k:/^https?:/.test(k)?k:"http://"+k):d=b.createTextNode(k),m?l.insertBefore(d,m):l.appendChild(d)):d.data=k;c.currentNode=d}}},bv=/^A(?:DDRESS|RTICLE|SIDE)|BLOCKQUOTE|CAPTION|D(?:[DLT]|IV)|F(?:IGURE|OOTER)|H[1-6]|HEADER|L(?:ABEL|EGEND|I)|O(?:L|UTPUT)|P(?:RE)?|SECTION|T(?:ABLE|BODY|D|FOOT|H|HEAD|R)|UL$/,bw={color:{regexp:/\S/,replace:function(a){return r("SPAN",{"class":"colour",style:"color:"+a})}},fontWeight:{regexp:/^bold/i,replace:function(){return r("B")}},fontStyle:{regexp:/^italic/i,replace:function(){return r("I")}},fontFamily:{regexp:/\S/,replace:function(a){return r("SPAN",{"class":"font",style:"font-family:"+a})}},fontSize:{regexp:/\S/,replace:function(a){return r("SPAN",{"class":"size",style:"font-size:"+a})}}},bx={SPAN:function(a,b){var c=a.style,d,e,f,g,h,i;for(d in bw)e=bw[d],f=c[d],f&&e.regexp.test(f)&&(i=e.replace(f),g&&g.appendChild(i),g=i,h||(h=i));return h&&(g.appendChild(a.empty()),b.replaceChild(h,a)),g||a},STRONG:function(a,b){var c=r("B");return b.replaceChild(c,a),c.appendChild(a.empty()),c},EM:function(a,b){var c=r("I");return b.replaceChild(c,a),c.appendChild(a.empty()),c},TT:function(a,b){var c=r("SPAN",{"class":"font",style:'font-family:menlo,consolas,"courier new",monospace'});return b.replaceChild(c,a),c.appendChild(a.empty()),c}},by=function(a,b){var e=a.childNodes,f,g,h,i,j,k,l;for(f=0,g=e.length;f<g;f+=1){h=e[f],i=h.nodeName,j=h.nodeType,k=bx[i];if(j===c){l=h.childNodes.length;if(k)h=k(h,a);else if(!bv.test(i)&&!h.isInline()){f-=1,g+=l-1,a.replaceChild(h.empty(),h);continue}!b&&h.style.cssText&&h.removeAttribute("style"),l&&by(h,b)}else if(j!==d||!/\S/.test(h.data))a.removeChild(h),f-=1,g-=1}return a},bz=function(a,b){var c=a.childNodes,d=null,e,f,g,h;for(e=0,f=c.length;e<f;e+=1){g=c[e],h=g.nodeName==="BR";if(!h&&g.isInline())d||(d=r(b)),d.appendChild(g),e-=1,f-=1;else if(h||d)d||(d=r(b)),d.fixCursor(),h?a.replaceChild(d,g):(a.insertBefore(d,g),e+=1,f+=1),d=null}return d&&a.appendChild(d.fixCursor()),a},bA=function(a){var b=a.querySelectorAll("BR"),c=b.length,d,e;while(c--){d=b[c],e=d.parentNode;if(!e)continue;if(d.nextSibling&&d.previousSibling){while(e.isInline())e=e.parentNode;e.isBlock()?br[e.nodeName]&&(bs(e,d.parentNode,d),d.detach()):bz(e,"DIV")}else d.detach()}},bB=function(){i.fixCursor()};a.addEventListener(k?"beforecut":"cut",function(){var a=C();bb(a),X(a),setTimeout(bB,0)},!1);var bC=!1;a.addEventListener(k?"beforepaste":"paste",function(){if(bC)return;bC=!0;var a=C(),b=a.startContainer,c=a.startOffset,d=a.endContainer,e=a.endOffset,f=r("DIV",{style:"position: absolute; overflow: hidden;top: -100px; left: -100px; width: 1px; height: 1px;"});i.appendChild(f),a.selectNodeContents(f),A(a),setTimeout(function(){var a=f.detach().empty(),g=a.firstChild,h=y(b,c,d,e);if(g){g===a.lastChild&&g.nodeName==="DIV"&&a.replaceChild(g.empty(),g),a.normalize(),bu(a),by(a,!1),bA(a);var i=a,j=!0;while(i=i.getNextBlock())i.fixCursor();u("willPaste",{fragment:a,preventDefault:function(){j=!1}}),j&&(h.insertTreeFragment(a),ba(),h.collapse(!1))}A(h),M(h,!0),bC=!1},0)},!1);var bD={8:"backspace",9:"tab",13:"enter",32:"space",46:"delete"},bE=function(a){return function(b){b.preventDefault(),a()}},bF=function(a){return function(b){b.preventDefault();var c=C();be(a,null,c)?bh(null,{tag:a},c):bh({tag:a},null,c)}},bG={enter:function(b){b.preventDefault();var e=C();if(!e)return;bb(e),X(e),e.collapsed||e._deleteContents();var f=e.getStartBlock(),g=f?f.nodeName:"DIV",h=br[g],k;if(!f){e._insertNode(r("BR")),e.collapse(!1),A(e),M(e,!0),ba();return}var l=e.startContainer,m=e.startOffset,n;if(!h){if(l===f){l=m?l.childNodes[m-1]:null,m=0;if(l){l.nodeName==="BR"?l=l.nextSibling:m=l.getLength();if(!l||l.nodeName==="BR")n=r("DIV").fixCursor(),l?f.replaceChild(n,l):f.appendChild(n),l=n}}bz(f,"DIV"),h="DIV",l||(l=f.firstChild),e.setStart(l,m),e.setEnd(l,m),f=e.getStartBlock()}if(!f.textContent){if(f.nearest("UL")||f.nearest("OL"))return bj(bq,e);if(f.nearest("BLOCKQUOTE"))return bj(bm,e)}k=bs(f,l,m);while(k.nodeType===c){var o=k.firstChild,p;if(k.nodeName==="A"){k.replaceWith(k.empty()),k=o;continue}while(o&&o.nodeType===d&&!o.data){p=o.nextSibling;if(!p||p.nodeName==="BR")break;o.detach(),o=p}if(!o||o.nodeName==="BR"||o.nodeType===d&&!j)break;k=o}e=y(k,0),A(e),M(e,!0),k.nodeType===d&&(k=k.parentNode),k.offsetTop+k.offsetHeight>(a.documentElement.scrollTop||i.scrollTop)+i.offsetHeight&&k.scrollIntoView(!1),ba()},backspace:function(a){var b=C();if(!b.collapsed)a.preventDefault(),b._deleteContents(),A(b),M(b,!0);else if(b.startsAtBlockBoundary()){a.preventDefault();var c=b.getStartBlock(),d=c.getPreviousBlock();if(d){d.mergeWithBlock(c,b),c=d.parentNode;while(c&&!c.nextSibling)c=c.parentNode;c&&(c=c.nextSibling)&&c.mergeContainers(),A(b)}else{if(c.nearest("UL")||c.nearest("OL"))return bj(bq,b);if(c.nearest("BLOCKQUOTE"))return bj(bl,b);A(b),M(b,!0)}}},"delete":function(a){var b=C();if(!b.collapsed)a.preventDefault(),b._deleteContents(),A(b),M(b,!0);else if(b.endsAtBlockBoundary()){a.preventDefault();var c=b.getStartBlock(),d=c.getNextBlock();if(d){c.mergeWithBlock(d,b),d=c.parentNode;while(d&&!d.nextSibling)d=d.parentNode;d&&(d=d.nextSibling)&&d.mergeContainers(),A(b),M(b,!0)}}},space:function(){var a=C();bb(a),X(a),A(a)},"ctrl-b":bF("B"),"ctrl-i":bF("I"),"ctrl-u":bF("U"),"ctrl-y":bE(bd),"ctrl-z":bE(bc),"ctrl-shift-z":bE(bd)};w(j?"keypress":"keydown",function(a){var b=a.keyCode,c=bD[b]||String.fromCharCode(b).toLowerCase(),d="";j&&a.which===46&&(c="."),111<b&&b<124&&(c="f"+(b-111)),a.altKey&&(d+="alt-");if(a.ctrlKey||a.metaKey)d+="ctrl-";a.shiftKey&&(d+="shift-"),c=d+c,bG[c]&&bG[c](a)});var bH=function(a){return function(){return a.apply(null,arguments),this}},bI=function(a,b,c){return function(){return a(b,c),O(),this}};h.editor={_setPlaceholderTextNode:K,addEventListener:bH(w),removeEventListener:bH(x),focus:bH(O),blur:bH(P),getDocument:function(){return a},addStyles:function(b){if(b){var c=a.documentElement.firstChild,d=r("STYLE",{type:"text/css"});d.styleSheet?(c.appendChild(d),d.styleSheet.cssText=b):(d.appendChild(a.createTextNode(b)),c.appendChild(d))}return this},getHTML:function(){var a=[],b,c,d,e;if(p){b=i;while(b=b.getNextBlock())!b.textContent&&!b.querySelector("BR")&&(c=r("BR"),b.appendChild(c),a.push(c))}d=Q();if(p){e=a.length;while(e--)a[e].detach()}return d},setHTML:function(b){var c=a.createDocumentFragment(),d=r("DIV"),e;d.innerHTML=b,c.appendChild(d.empty()),by(c,!0),bA(c),bz(c,"DIV");var f=c;while(f=f.getNextBlock())f.fixCursor();while(e=i.lastChild)i.removeChild(e);i.appendChild(c),i.fixCursor(),Y=-1,Z=[],$=0,_=!1;var g=y(i.firstChild,0);return bb(g),X(g),l||A(g),M(g,!0),this},getSelectedText:function(){return C().getTextContent()},insertImage:function(a){var b=r("IMG",{src:a});return S(b),b},getPath:function(){return F},getSelection:C,setSelection:bH(A),undo:bH(bc),redo:bH(bd),hasFormat:be,changeFormat:bH(bh),bold:bI(bh,{tag:"B"}),italic:bI(bh,{tag:"I"}),underline:bI(bh,{tag:"U"}),removeBold:bI(bh,null,{tag:"B"}),removeItalic:bI(bh,null,{tag:"I"}),removeUnderline:bI(bh,null,{tag:"U"}),makeLink:function(b){b=encodeURI(b);var c=C();if(c.collapsed){var d=b.indexOf(":")+1;if(d)while(b[d]==="/")d+=1;c._insertNode(a.createTextNode(b.slice(d)))}return bh({tag:"A",attributes:{href:b}},{tag:"A"},c),O(),this},removeLink:function(){return bh(null,{tag:"A"},C(),!0),O(),this},setFontFace:function(a){return bh({tag:"SPAN",attributes:{"class":"font",style:"font-family: "+a+", sans-serif;"}},{tag:"SPAN",attributes:{"class":"font"}}),O(),this},setFontSize:function(a){return bh({tag:"SPAN",attributes:{"class":"size",style:"font-size: "+(typeof a=="number"?a+"px":a)}},{tag:"SPAN",attributes:{"class":"size"}}),O(),this},setTextColour:function(a){return bh({tag:"SPAN",attributes:{"class":"colour",style:"color: "+a}},{tag:"SPAN",attributes:{"class":"colour"}}),O(),this},setHighlightColour:function(a){return bh({tag:"SPAN",attributes:{"class":"highlight",style:"background-color: "+a}},{tag:"SPAN",attributes:{"class":"highlight"}}),O(),this},setTextAlignment:function(a){return bi(function(b){b.className="align-"+a,b.style.textAlign=a},!0),O(),this},forEachBlock:bH(bi),modifyBlocks:bH(bj),incQuoteLevel:bI(bj,bk),decQuoteLevel:bI(bj,bl),makeUnorderedList:bI(bj,bo),makeOrderedList:bI(bj,bp),removeList:bI(bj,bq)},i.setAttribute("contenteditable","true"),h.editor.setHTML(""),h.onEditorLoad&&(h.onEditorLoad(h.editor),h.onEditorLoad=null)}(document);
Reference in a new issue View git blame Copy permalink