SpringBoot温习笔录

《Editor.md文档书写神器-笔录》

2018-05-18  本文已影响3人  Codingyu

简介

Editor.md是编辑书写Markdown的插件。可以帮助我们书写出漂亮的Markdown文档。
下面我介绍使用Editor.md插件,集成到web前端。功能点:

实现步骤:

建议先到官方看下如何使用,避免少走弯路
官方地址 https://pandao.github.io/editor.md/examples/index.html

好,接下来我们把下载的Editor.md插件copy到我们的项目,只copy我们用到的文件也可以,或者干脆暴力一点把所有文件都copy到项目(发布版建议去除非依赖文件)我把它copy到了项目的前端插件目录中(并且我重新命了下文件夹的名称:editor.md):

image.png image.png

md-editor.html文件内容:

<!DOCTYPE html>
<html lang="zh">
    <head>
        <meta charset="utf-8" />
        <title>Editor.md-Markdown编辑器</title>
        <link rel="stylesheet" href="../plugins/editor.md/examples/css/style.css" />
        <link rel="stylesheet" href="../plugins/bootstrap/dist/css/bootstrap.css" />
        <link rel="stylesheet" href="../plugins/editor.md/css/editormd.css" />

    </head>
    <body>
        <div id="layout">
            <header>
                <h1 style="text-align: center;">Editor.md-Markdown编辑器</h1>
            </header>
            <div style="width: 90%;margin: auto;">
                <button style="margin: 1rem;" class="btn btn-success pull-right" type="button" onclick="saveDoc()">保存文档</button>
            </div>
            <div id="test-editormd">
                <textarea style="display:none;">

[TOC]

#MD文档编辑器(爽)

#### 可以显示列表项

- TeX (Based on KaTeX);
- Emoji;
- Task lists;
- HTML tags decode;
- Flowchart and Sequence Diagram;

#### 可以显示目录 directory

    editor.md/
            lib/
            css/
            scss/
            tests/
            fonts/
            images/
            plugins/
            examples/
            languages/
            editormd.js
            ...
####[TOC]文档目录自动生成

头部引入 '[TOC]' 参考本文档头部,目录索引自动生成,很方便的!

</textarea>
            </div>
        </div>
        <script src="../plugins/editor.md/examples/js/jquery.min.js"></script>
        <script src="../plugins/editor.md/editormd.min.js"></script>
        <script type="text/javascript">
            var testEditor;

            $(function() {
                testEditor = editormd("test-editormd", {
                    width   : "90%",
                    height  : 640,
                    syncScrolling : "single",
                    path    : "../plugins/editor.md/lib/"
                });
                
                /*
                // or
                testEditor = editormd({
                    id      : "test-editormd",
                    width   : "90%",
                    height  : 640,
                    path    : "../plugins/editor.md/lib/"
                });
                */
            });
        </script>
    <script>
        //保存文档
        function saveDoc()
        {
            // 获取Markdown源码
            var mdstr=testEditor.getMarkdown();
            console.log(mdstr);
            //保存到服务器
            $.post("/bf/saveDoc",{filename:"test1",content:mdstr},function(data)
            {
                alert(data);
            });
        }
    </script>
    </body>
</html>

import com.yu.scloud.baseframe.frame.utils.FileOperate;
import org.springframework.util.ResourceUtils;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.RestController;

import javax.servlet.ServletRequest;
import java.io.File;
import java.io.FileNotFoundException;
import java.io.IOException;

@RestController
public class MDWriterController {

    @RequestMapping("/saveDoc")
    public String saveDoc(String filename, String content, ServletRequest request)
    {
        try {
            File file=getFile("/static/demo/doc/");
            FileOperate.writeFile(file.getAbsolutePath()+filename+".md",content);
            return "保存成功";
        } catch (IOException e) {
            e.printStackTrace();
        }
        return "保存失败";
    }
    private File getFile(String rel) throws FileNotFoundException {
        //获取跟目录
        File path = new File(ResourceUtils.getURL("classpath:").getPath());
        return new File(path.getAbsolutePath(),rel);
    }
    @RequestMapping("/viewDoc")
    public String viewDoc(String filename)
    {
        try {
            File file=getFile("/static/demo/doc/");
            return FileOperate.readFile(file.getAbsolutePath()+filename+".md");
        } catch (IOException e) {
            e.printStackTrace();
        }
        return "";
    }
}

启动服务器访问md-editor.html,编辑好信息后就可以保存文档了:


image.png

文档会保存到你指定的服务器目录中,并命名为:*.md。我这里命名为:test1.md

<!DOCTYPE html>
<html lang="zh">
    <head>
        <meta charset="utf-8" />
        <title></title>
        <link rel="stylesheet" href="../plugins/editor.md/examples/css/style.css" />
        <link rel="stylesheet" href="../plugins/editor.md/css/editormd.preview.css" />
        <style>            
            .editormd-html-preview {
                width: 90%;
                margin: 0 auto;
            }
        </style>
    </head>
    <body>
        <div id="layout">
            <header>
                <h1>Markdown转HTML的显示处理</h1> 
                <p>即:非编辑情况下的HTML预览</p>
                <p>HTML Preview(markdown to html)</p>       
            </header>
            <div id="test-editormd-view">
               <textarea style="display:none;" name="test-editormd-markdown-doc">###Hello world!</textarea>               
            </div>
        </div>
        <!-- <script src="js/zepto.min.js"></script>
        <script>        
            var jQuery = Zepto;  // 为了避免修改flowChart.js和sequence-diagram.js的源码,所以使用Zepto.js时想支持flowChart/sequenceDiagram就得加上这一句
        </script> -->
        <script src="../plugins/editor.md/examples/js/jquery.min.js"></script>
        <script src="../plugins/editor.md/lib/marked.min.js"></script>
        <script src="../plugins/editor.md/lib/prettify.min.js"></script>
        
        <script src="../plugins/editor.md/lib/raphael.min.js"></script>
        <script src="../plugins/editor.md/lib/underscore.min.js"></script>
        <script src="../plugins/editor.md/lib/sequence-diagram.min.js"></script>
        <script src="../plugins/editor.md/lib/flowchart.min.js"></script>
        <script src="../plugins/editor.md/lib/jquery.flowchart.min.js"></script>

        <script src="../plugins/editor.md/editormd.js"></script>
        <script type="text/javascript">
            $(function() {
                var testEditormdView;
                //可以加入模板引擎或是访问query动态传入view的md文档
                $.get("/bf/viewDoc?filename=test1",function(data)
                {
                    var content=data;
                    $("#test-editormd-view textarea").text(content);
                    testEditormdView = editormd.markdownToHTML("test-editormd-view", {
                        htmlDecode      : "style,script,iframe",  // you can filter tags decode
                        emoji           : true,
                        taskList        : true,
                        tex             : true,  // 默认不解析
                        flowChart       : true,  // 默认不解析
                        sequenceDiagram : true,  // 默认不解析
                    });
                });
            });
        </script>
    </body>
</html>

指定刚刚生成的 test1.md文档资源查看:

image.png

这样我们就实现了简单的文档编辑、上传、以及查看功能,是不是很简单!END。

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