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4 lines
3.8 KiB
JavaScript
4 lines
3.8 KiB
JavaScript
5 years ago
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/* http://github.com/mindmup/bootstrap-wysiwyg */
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/*global jQuery, $, FileReader*/
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/*jslint browser:true*/
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(function(b){var a=function(e){var c=b.Deferred(),d=new FileReader();d.onload=function(f){c.resolve(f.target.result)};d.onerror=c.reject;d.onprogress=c.notify;d.readAsDataURL(e);return c.promise()};b.fn.cleanHtml=function(){var c=b(this).html();return c&&c.replace(/(<br>|\s|<div><br><\/div>| )*$/,"")};b.fn.wysiwyg=function(k){var l=this,h,q,d,p=function(){if(q.activeToolbarClass){b(q.toolbarSelector).find(d).each(function(){try{var s=b(this).data(q.commandRole);if(document.queryCommandState(s)){b(this).addClass(q.activeToolbarClass)}else{b(this).removeClass(q.activeToolbarClass)}}catch(r){}})}},o=function(r,s){var u=r.split(" "),v=u.shift(),t=u.join(" ")+(s||"");document.execCommand(v,0,t);p()},f=function(r){b.each(r,function(s,t){l.keydown(s,function(u){if(l.attr("contenteditable")&&l.is(":visible")){u.preventDefault();u.stopPropagation();o(t)}}).keyup(s,function(u){if(l.attr("contenteditable")&&l.is(":visible")){u.preventDefault();u.stopPropagation()}})})},g=function(){try{var r=window.getSelection();if(r.getRangeAt&&r.rangeCount){return r.getRangeAt(0)}}catch(s){}},i=function(){h=g()},e=function(){try{var s=window.getSelection();if(h){try{s.removeAllRanges()}catch(r){document.body.createTextRange().select();document.selection.empty()}s.addRange(h)}}catch(t){}},j=function(r){l.focus();b.each(r,function(s,t){if(/^image\//.test(t.type)){b.when(a(t)).done(function(u){o("insertimage",u)}).fail(function(u){q.fileUploadError("file-reader",u)})}else{q.fileUploadError("unsupported-file-type",t.type)}})},c=function(s,r){e();if(document.queryCommandSupported("hiliteColor")){document.execCommand("hiliteColor",0,r||"transparent")}i();s.data(q.selectionMarker,r)},m=function(t,s){t.find(d).click(function(){e();l.focus();o(b(this).data(s.commandRole));i()});t.find("[data-toggle=dropdown]").click(e);var r=!!window.navigator.msPointerEnabled||(!!document.all&&!!document.addEventListener);t.find("input[type=text][data-"+s.commandRole+"]").on("webkitspeechchange change",function(){var u=this.value;this.value="";e();if(u){l.focus();o(b(this).data(s.commandRole),u)}i()}).on("focus",function(){if(r){return}var u=b(this);if(!u.data(s.selectionMarker)){c(u,s.selectionColor);u.focus()}}).on("blur",function(){if(r){return}var u=b(this);if(u.data(s.selectionMarker)){c(u,false)}});t.find("input[type=file][data-"+s.commandRole+"]").change(function(){e();if(this.type==="file"&&this.files&&this.files.length>0){j(this.files)}i();this.value=""})},n=function(){l.on("dragenter dragover",false).on("drop",function(s){var r=s.originalEvent.dataTransfer;s.stopPropagation();s.preventDefault();if(r&&r.files&&r.files.length>0){j(r.files)}})};q=b.extend({},b.fn.wysiwyg.defaults,k);d="a[data-"+q.commandRole+"],button[data-"+q.commandRole+"],input[type=button][data-"+q.commandRole+"]";f(q.hotKeys);if(q.dragAndDropImages){n()}m(b(q.toolbarSelector),q);l.attr("contenteditable",true).on("mouseup keyup mouseout",function(){i();p()});b(window).bind("touchend",function(u){var t=(l.is(u.target)||l.has(u.target).length>0),s=g(),r=s&&(s.startContainer===s.endContainer&&s.startOffset===s.endOffset);if(!r||t){i();p()}});return this};b.fn.wysiwyg.defaults={hotKeys:{"ctrl+b meta+b":"bold","ctrl+i meta+i":"italic","ctrl+u meta+u":"underline","ctrl+z meta+z":"undo","ctrl+y meta+y meta+shift+z":"redo","ctrl+l meta+l":"justifyleft","ctrl+r meta+r":"justifyright","ctrl+e meta+e":"justifycenter","ctrl+j meta+j":"justifyfull","shift+tab":"outdent",tab:"indent"},toolbarSelector:"[data-role=editor-toolbar]",commandRole:"edit",activeToolbarClass:"btn-info",selectionMarker:"edit-focus-marker",selectionColor:"darkgrey",dragAndDropImages:true,fileUploadError:function(d,c){console.log("File upload error",d,c)}}}(window.jQuery));
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