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/bower_components/trumbowyg/dist/plugins/cleanpaste/trumbowyg.cleanpaste.js
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/* ===========================================================
* trumbowyg.cleanpaste.js v1.0
* Font Clean paste plugin for Trumbowyg
* http://alex-d.github.com/Trumbowyg
* ===========================================================
* Author : Eric Radin
*/
 
/**
* This plugin will perform a "cleaning" on any paste, in particular
* it will clean pasted content of microsoft word document tags and classes.
*/
(function ($) {
'use strict';
 
function reverse(sentString) {
var theString = '';
for (var i = sentString.length - 1; i >= 0; i -= 1) {
theString += sentString.charAt(i);
}
return theString;
}
 
function checkValidTags(snippet) {
var theString = snippet;
 
// Replace uppercase element names with lowercase
theString = theString.replace(/<[^> ]*/g, function (match) {
return match.toLowerCase();
});
 
// Replace uppercase attribute names with lowercase
theString = theString.replace(/<[^>]*>/g, function (match) {
match = match.replace(/ [^=]+=/g, function (match2) {
return match2.toLowerCase();
});
return match;
});
 
// Put quotes around unquoted attributes
theString = theString.replace(/<[^>]*>/g, function (match) {
match = match.replace(/( [^=]+=)([^"][^ >]*)/g, '$1\"$2\"');
return match;
});
 
return theString;
}
 
function cleanIt(htmlBefore, htmlAfter) {
var matchedHead = '';
var matchedTail = '';
var afterStart;
var afterFinish;
var newSnippet;
 
// we need to extract the inserted block
for (afterStart = 0; htmlAfter.charAt(afterStart) === htmlBefore.charAt(afterStart); afterStart += 1) {
matchedHead += htmlAfter.charAt(afterStart);
}
 
// If afterStart is inside a HTML tag, move to opening brace of tag
for (var i = afterStart; i >= 0; i -= 1) {
if (htmlBefore.charAt(i) === '<') {
afterStart = i;
matchedHead = htmlBefore.substring(0, afterStart);
break;
} else if (htmlBefore.charAt(i) === '>') {
break;
}
}
 
// now reverse string and work from the end in
htmlAfter = reverse(htmlAfter);
htmlBefore = reverse(htmlBefore);
 
// Find end of both strings that matches
for (afterFinish = 0; htmlAfter.charAt(afterFinish) === htmlBefore.charAt(afterFinish); afterFinish += 1) {
matchedTail += htmlAfter.charAt(afterFinish);
}
 
// If afterFinish is inside a HTML tag, move to closing brace of tag
for (var j = afterFinish; j >= 0; j -= 1) {
if (htmlBefore.charAt(j) === '>') {
afterFinish = j;
matchedTail = htmlBefore.substring(0, afterFinish);
break;
} else if (htmlBefore.charAt(j) === '<') {
break;
}
}
 
matchedTail = reverse(matchedTail);
 
// If there's no difference in pasted content
if (afterStart === (htmlAfter.length - afterFinish)) {
return false;
}
 
htmlAfter = reverse(htmlAfter);
newSnippet = htmlAfter.substring(afterStart, htmlAfter.length - afterFinish);
 
// first make sure all tags and attributes are made valid
newSnippet = checkValidTags(newSnippet);
 
// Replace opening bold tags with strong
newSnippet = newSnippet.replace(/<b(\s+|>)/g, '<strong$1');
// Replace closing bold tags with closing strong
newSnippet = newSnippet.replace(/<\/b(\s+|>)/g, '</strong$1');
 
// Replace italic tags with em
newSnippet = newSnippet.replace(/<i(\s+|>)/g, '<em$1');
// Replace closing italic tags with closing em
newSnippet = newSnippet.replace(/<\/i(\s+|>)/g, '</em$1');
 
// strip out comments -cgCraft
newSnippet = newSnippet.replace(/<!(?:--[\s\S]*?--\s*)?>\s*/g, '');
 
// strip out &nbsp; -cgCraft
newSnippet = newSnippet.replace(/&nbsp;/gi, ' ');
// strip out extra spaces -cgCraft
newSnippet = newSnippet.replace(/ <\//gi, '</');
 
while (newSnippet.indexOf(' ') !== -1) {
var anArray = newSnippet.split(' ');
newSnippet = anArray.join(' ');
}
 
// strip &nbsp; -cgCraft
newSnippet = newSnippet.replace(/^\s*|\s*$/g, '');
 
// Strip out unaccepted attributes
newSnippet = newSnippet.replace(/<[^>]*>/g, function (match) {
match = match.replace(/ ([^=]+)="[^"]*"/g, function (match2, attributeName) {
if (['alt', 'href', 'src', 'title'].indexOf(attributeName) !== -1) {
return match2;
}
return '';
});
return match;
});
 
// Final cleanout for MS Word crud
newSnippet = newSnippet.replace(/<\?xml[^>]*>/g, '');
newSnippet = newSnippet.replace(/<[^ >]+:[^>]*>/g, '');
newSnippet = newSnippet.replace(/<\/[^ >]+:[^>]*>/g, '');
 
// remove unwanted tags
newSnippet = newSnippet.replace(/<(div|span|style|meta|link){1}.*?>/gi, '');
 
htmlAfter = matchedHead + newSnippet + matchedTail;
return htmlAfter;
}
 
// clean editor
// this will clean the inserted contents
// it does a compare, before and after paste to determine the
// pasted contents
$.extend(true, $.trumbowyg, {
plugins: {
cleanPaste: {
init: function (trumbowyg) {
trumbowyg.pasteHandlers.push(function () {
try {
var contentBefore = trumbowyg.$ed.html();
setTimeout(function () {
var contentAfter = trumbowyg.$ed.html();
contentAfter = cleanIt(contentBefore, contentAfter);
trumbowyg.$ed.html(contentAfter);
}, 0);
} catch (c) {
}
});
}
}
}
});
})(jQuery);
 
 
/bower_components/trumbowyg/dist/plugins/cleanpaste/trumbowyg.cleanpaste.min.js
@@ -0,0 +1 @@
!function(r){"use strict";function e(r){for(var e="",t=r.length-1;t>=0;t-=1)e+=r.charAt(t);return e}function t(r){var e=r;return e=e.replace(/<[^> ]*/g,function(r){return r.toLowerCase()}),e=e.replace(/<[^>]*>/g,function(r){return r=r.replace(/ [^=]+=/g,function(r){return r.toLowerCase()})}),e=e.replace(/<[^>]*>/g,function(r){return r=r.replace(/( [^=]+=)([^"][^ >]*)/g,'$1"$2"')})}function n(r,n){var a,c,i,l="",s="";for(a=0;n.charAt(a)===r.charAt(a);a+=1)l+=n.charAt(a);for(var u=a;u>=0;u-=1){if("<"===r.charAt(u)){a=u,l=r.substring(0,a);break}if(">"===r.charAt(u))break}for(n=e(n),r=e(r),c=0;n.charAt(c)===r.charAt(c);c+=1)s+=n.charAt(c);for(var g=c;g>=0;g-=1){if(">"===r.charAt(g)){c=g,s=r.substring(0,c);break}if("<"===r.charAt(g))break}if(s=e(s),a===n.length-c)return!1;for(n=e(n),i=n.substring(a,n.length-c),i=t(i),i=i.replace(/<b(\s+|>)/g,"<strong$1"),i=i.replace(/<\/b(\s+|>)/g,"</strong$1"),i=i.replace(/<i(\s+|>)/g,"<em$1"),i=i.replace(/<\/i(\s+|>)/g,"</em$1"),i=i.replace(/<!(?:--[\s\S]*?--\s*)?>\s*/g,""),i=i.replace(/&nbsp;/gi," "),i=i.replace(/ <\//gi,"</");-1!==i.indexOf(" ");){var o=i.split(" ");i=o.join(" ")}return i=i.replace(/^\s*|\s*$/g,""),i=i.replace(/<[^>]*>/g,function(r){return r=r.replace(/ ([^=]+)="[^"]*"/g,function(r,e){return-1!==["alt","href","src","title"].indexOf(e)?r:""})}),i=i.replace(/<\?xml[^>]*>/g,""),i=i.replace(/<[^ >]+:[^>]*>/g,""),i=i.replace(/<\/[^ >]+:[^>]*>/g,""),i=i.replace(/<(div|span|style|meta|link){1}.*?>/gi,""),n=l+i+s}r.extend(!0,r.trumbowyg,{plugins:{cleanPaste:{init:function(r){r.pasteHandlers.push(function(){try{var e=r.$ed.html();setTimeout(function(){var t=r.$ed.html();t=n(e,t),r.$ed.html(t)},0)}catch(t){}})}}}})}(jQuery);