Dynamics 365利用HTML页面创建实体记录并同步上传附件

我是微软Dynamcis 365 & Power Platform方面的工程师罗勇,也是2015年7月到2018年6月连续三年Dynamics CRM/Business Solutions方面的微软最有价值专家(Microsoft MVP),欢迎关注我的微信公众号 MSFTDynamics365erLuoYong ,回复342或者20190605可方便获取本文,同时可以在第一间得到我发布的最新博文信息,follow me!

关于Deep Insert请参考我的博文:Dynamics CRM 中Web API中的深度创建(Deep Insert) 我这里不再赘述。

JavaScript的 instanceOfFileReader.readAsDataURL(blob) 方法刚好能将要上传的文件内容读成base64编码,我们知道Dynamics 365 Customer Engagement中的附件存储在数据库中就是base64格式。

我下面直接上代码:

<!DOCTYPE html>
<html>
<head>
    <meta http-equiv="X-UA-Compatible" content="IE=edge">
    <meta http-equiv="Content-Type" content="text/html; charset=utf-8">
    <title>罗勇开发的示例程序</title>
    <script src="../../../ClientGlobalContext.js.aspx" type="text/javascript"></script>
    <script type="text/javascript">
        function createCaseandNote() {
            var file = document.querySelector("#img").files[0];
            var reader = new FileReader();
            if (file) {
                reader.readAsDataURL(file);
            }
            reader.addEventListener("load", function () {
                console.log(file.name);
                console.log(file.type);
                console.log(file.size);
                console.log(file.lastModifiedDate);
                console.log(reader.result);
                var result = reader.result;
                var base64result = result.substring(result.indexOf(";base64,") + 8);
                var requestJson = {
                    "title": "罗勇示例Case",
                    "[email protected]": "/accounts(f9fa6e76-ab12-e811-a959-000d3a109495)",
                    "description": "罗勇通过代码一次创建case及其附件的示例",
                    "Incident_Annotation":
                        [
                            {
                                "subject": file.size.toString(),
                                "notetext": file.lastModifiedDate,
                                "mimetype": file.type,
                                "isdocument": true,
                                "filename": file.name,
                                "documentbody": base64result
                            }
                        ]
                };
                var clientURL = Xrm.Utility.getGlobalContext().getClientUrl();
                var req = new XMLHttpRequest()
                req.open("POST", encodeURI(clientURL + "/api/data/v9.1/incidents", false));
                req.setRequestHeader("Accept", "application/json");
                req.setRequestHeader("Content-Type", "application/json; charset=utf-8");
                req.setRequestHeader("OData-MaxVersion", "4.0");
                req.setRequestHeader("OData-Version", "4.0");
                req.onreadystatechange = function () {
                    if (this.readyState == 4 /* complete */) {
                        req.onreadystatechange = null;
                        if (this.status == 204) {//204代表成功无返回值
                            var currentAppUrl = Xrm.Utility.getGlobalContext().getCurrentAppUrl();
                            if (currentAppUrl.indexOf("appid=") <= -1) {
                                currentAppUrl += "/main.aspx?";
                            }
                            else {
                                currentAppUrl += "&";
                            }
                            Xrm.Navigation.openUrl(currentAppUrl + "pagetype=entityrecord&etn=incident&id=" + this.getResponseHeader("OData-EntityId").match(/\w{8}-\w{4}-\w{4}-\w{4}-\w{12}/)[0] + "&navbar=off&cmdbar=false");
                        }
                        else {
                            var error = JSON.parse(this.response).error;
                            alert("错误:" + error.message);
                        }
                    }
                };
                req.send(JSON.stringify(requestJson));                
            }, false);
        }

        function previewFile() {
            var preview = document.querySelector('#imgprivew');
            var file = document.querySelector("#img").files[0];
            var reader = new FileReader();
            reader.addEventListener("load", function () {
                preview.src = reader.result;
            }, false);

            if (file) {
                reader.readAsDataURL(file);
            }
        }
    </script>
</head>
<body>
    <input id="img" type="file" onchange="previewFile()">
    <input type="button" onclick="createCaseandNote()" value="上传并创建案例及包含附件的注释" /><br />
    <img id="imgprivew" src="" width="600" alt="Image preview...">
</body>
</html>

效果如图,选择图片后有预览效果,点击按钮后会使用Deep Insert同步创建一个Case实体记录并同时将该附件作为注释和该case实体记录关联。

创建后打开的case实体记录效果如下:

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转载自www.cnblogs.com/luoyong0201/p/Dynamics_365_Deep_Insert_Case_Note_Attachment.html