富文本之BootStrap-wysiwyg 带图片上传功能

BootStrap-wysiwyg插件具有良好的编辑功能和展示效果。

一、使用方法在网上有很多,在此记录自己使用过程中的一些问题和解决方式。

相关依赖:

bootstrap-wysiwyg.js (核心)

jquery.hotkeys.js (快捷键)

prettify.js

prettify.css

edit.css (页面展示效果,可自定义)

bootstrap.min.css

font-awesome.css (字体图片样式)

bootstrap.min.js

jquery2.1.4.min.js

相关文件地址:【相关文件下载地址】

页面代码:

//工具栏的定义
<div class="btn-toolbar" data-role="editor-toolbar" data-target="#editor">
<div class="btn-group">
<a class="btn dropdown-toggle" data-toggle="dropdown" title="Font"><i class="icon-font"></i><b class="caret"></b></a>
<ul class="dropdown-menu">
</ul>
</div>
<div class="btn-group">
<a class="btn dropdown-toggle" data-toggle="dropdown" title="Font Size"><i class="icon-text-height"></i>&nbsp;<b class="caret"></b></a>
<ul class="dropdown-menu">
<li><a data-edit="fontSize 5"><font size="5">Huge</font></a></li>
<li><a data-edit="fontSize 3"><font size="3">Normal</font></a></li>
<li><a data-edit="fontSize 1"><font size="1">Small</font></a></li>
</ul>
</div>
<div class="btn-group">
<a class="btn" data-edit="bold" title="Bold (Ctrl/Cmd+B)"><i class="icon-bold"></i></a>
<a class="btn" data-edit="italic" title="Italic (Ctrl/Cmd+I)"><i class="icon-italic"></i></a>
<a class="btn" data-edit="strikethrough" title="Strikethrough"><i class="icon-strikethrough"></i></a>
<a class="btn" data-edit="underline" title="Underline (Ctrl/Cmd+U)"><i class="icon-underline"></i></a>
</div>
<div class="btn-group">
<a class="btn" data-edit="insertunorderedlist" title="Bullet list"><i class="icon-list-ul"></i></a>
<a class="btn" data-edit="insertorderedlist" title="Number list"><i class="icon-list-ol"></i></a>
<a class="btn" data-edit="outdent" title="Reduce indent (Shift+Tab)"><i class="icon-indent-left"></i></a>
<a class="btn" data-edit="indent" title="Indent (Tab)"><i class="icon-indent-right"></i></a>
</div>
<div class="btn-group">
<a class="btn" data-edit="justifyleft" title="Align Left (Ctrl/Cmd+L)"><i class="icon-align-left"></i></a>
<a class="btn" data-edit="justifycenter" title="Center (Ctrl/Cmd+E)"><i class="icon-align-center"></i></a>
<a class="btn" data-edit="justifyright" title="Align Right (Ctrl/Cmd+R)"><i class="icon-align-right"></i></a>
<a class="btn" data-edit="justifyfull" title="Justify (Ctrl/Cmd+J)"><i class="icon-align-justify"></i></a>
</div>
<div class="btn-group">
<a class="btn dropdown-toggle" data-toggle="dropdown" title="Hyperlink"><i class="icon-link"></i></a>
<div class="dropdown-menu input-append">
<input class="span2" placeholder="URL" type="text" data-edit="createLink"/>
<button class="btn" type="button">Add</button>
</div>
<a class="btn" data-edit="unlink" title="Remove Hyperlink"><i class="icon-cut"></i></a>
</div>

<div class="btn-group">
<a class="btn" title="Insert picture (or just drag & drop)" ><i class="icon-picture"></i></a>
<input type="file" data-role="magic-overlay" data-target="#pictureBtn" data-edit="insertImage" />
</div>
<div class="btn-group">
<a class="btn" data-edit="undo" title="Undo (Ctrl/Cmd+Z)"><i class="icon-undo"></i></a>
<a class="btn" data-edit="redo" title="Redo (Ctrl/Cmd+Y)"><i class="icon-repeat"></i></a>
</div>
<input type="text" data-edit="inserttext"  x-webkit-speech="">
</div>
//文本输入区域
<div >
输入内容&hellip;
</div>

JS代码:

//初始化工具栏

 1 function initToolbarBootstrapBindings() {
 2 var fonts = [\'Serif\', \'Sans\', \'Arial\', \'Arial Black\', \'Courier\', 
 3 \'Courier New\', \'Comic Sans MS\', \'Helvetica\', \'Impact\', \'Lucida Grande\', \'Lucida Sans\', \'Tahoma\', \'Times\',
 4 \'Times New Roman\', \'Verdana\'],
 5 fontTarget = $(\'[title=Font]\').siblings(\'.dropdown-menu\');
 6 $.each(fonts, function (idx, fontName) {
 7 fontTarget.append($(\'<li><a data-edit="fontName \' + fontName +\'" \'+ fontName +\'\\'">\'+fontName + \'</a></li>\'));
 8 });
 9 $(\'a[title]\').tooltip({container:\'body\'});
10 $(\'.dropdown-menu input\').click(function() {return false;})
11 .change(function () {$(this).parent(\'.dropdown-menu\').siblings(\'.dropdown-toggle\').dropdown(\'toggle\');})
12 .keydown(\'esc\', function () {this.value=\'\';$(this).change();});
13 
14 $(\'[data-role=magic-overlay]\').each(function () { 
15 var overlay = $(this), target = $(overlay.data(\'target\')); 
16 overlay.css(\'opacity\', 0).css(\'position\', \'absolute\').offset(target.offset()).width(target.outerWidth()).height(target.outerHeight());
17 });
18 if ("onwebkitspeechchange" in document.createElement("input")) {
19 var editorOffset = $(\'#editor\').offset();
20 $(\'#voiceBtn\').css(\'position\',\'absolute\').offset({top: editorOffset.top, left: editorOffset.left+$(\'#editor\').innerWidth()-35});
21 } else {
22 $(\'#voiceBtn\').hide();
23 }
24 };
25 //错误提示
26 function showErrorAlert (reason, detail) {
27 var msg=\'\';
28 if (reason===\'unsupported-file-type\') { msg = "Unsupported format " +detail; }
29 else {
30 console.log("error uploading file", reason, detail);
31 }
32 $(\'<div class="alert"> <button type="button" class="close" data-dismiss="alert">&times;</button>\'+ 
33 \'<strong>File upload error</strong> \'+msg+\' </div>\').prependTo(\'#alerts\');
34 };
35 initToolbarBootstrapBindings(); 
36 $(\'#editor\').wysiwyg({ fileUploadError: showErrorAlert} );

二、自定义上传图片到服务器

主要修改bootstrap-wysiwyg.js中的一个方法

 1 var readFileIntoDataUrl = function (fileInfo) {
 2 //原有的方法
 3 // var loader = $.Deferred(),
 4 // fReader = new FileReader();
 5 // fReader.onload = function (e) {
 6 // loader.resolve(e.target.result);
 7 // };
 8 // fReader.onerror = loader.reject;
 9 // fReader.onprogress = loader.notify;
10 // fReader.readAsDataURL(fileInfo);
11 // return loader.promise();
12 
13 //自定义方法
14 var form = new FormData();
15 form.append("file", fileInfo);
16 var xhr = new XMLHttpRequest();
17 xhr.open("post", "/imgupload", false);//后台接收的方法,返回图片路径(全路径,不然页面不显示图片)
18 xhr.send(form);
19 return xhr.responseText;
20 };

后台接收的方法示例:

 1  public string UpLoadImgFile()
 2         {
 3             string szNewFilePath = "";
 4             if (Request.Files.Count>0)
 5             {
 6                 HttpPostedFileBase CoverImg = Request.Files[0];
 7                 Stream sr = CoverImg.InputStream;
 8                 FileRepositoryServiceClient client = new FileRepositoryServiceClient("http://uploadfile.qikan.com.cn/FileRepositoryService.svc", "MediaFile", "MediaFile");
 9                 
10                 client.CreateImageFile("MediaFile/" + Request.Files[0].FileName, sr, out szNewFilePath);
11                
12             }
13             return szNewFilePath = DragonUtility.IO.FileService.Client.FileRepositoryServiceClient.GetFilePath("Public/MediaFile", szNewFilePath);
14             //return RetActionJsonResult(SetSuccessResult(szNewFilePath));
15         }

三、传递参数

//在回台接收输入区域的内容使用jQuery

$("#editor").html();

结束:

这只是简单的使用示例。

还有很多更方便的使用技巧,希望有经验的朋友留言,共同学习。