crm/public/static/js/plupload/ossupload.js

accessid = ''
accesskey = ''
host = ''
policyBase64 = ''
signature = ''
callbackbody = ''
filename = ''
key = ''
expire = 0
g_object_name = ''
g_object_name_type = ''
now = timestamp = Date.parse(new Date()) / 1000;

function send_request() {
    var xmlhttp = null;
    if (window.XMLHttpRequest) {
        xmlhttp = new XMLHttpRequest();
    } else if (window.ActiveXObject) {
        xmlhttp = new ActiveXObject("Microsoft.XMLHTTP");
    }

    if (xmlhttp != null) {
        let cate_name = document.getElementById('category_name').value;
        if (cate_name.substr(0, 5) == "Train"){
            cate_name ="Train";
        }
        // serverUrl是 用户获取 '签名和Policy' 等信息的应用服务器的URL，请将下面的IP和Port配置为您自己的真实信息。
        serverUrl = window.location.protocol + "//" + window.location.host + '/api/uploadoss/oss_signature.html?cate=' + cate_name;

        xmlhttp.open("GET", serverUrl, false);
        xmlhttp.send(null);
        return xmlhttp.responseText
    } else {
        alert("Your browser does not support XMLHTTP.");
    }
};

function check_object_radio() {
    var tt = document.getElementsByName('myradio');
    for (var i = 0; i < tt.length; i++) {
        if (tt[i].checked) {
            g_object_name_type = tt[i].value;
            break;
        }
    }
}

function get_signature() {
    // 可以判断当前expire是否超过了当前时间， 如果超过了当前时间， 就重新取一下，3s 作为缓冲。
    now = timestamp = Date.parse(new Date()) / 1000;
    if (expire < now + 3) {
        body = send_request()
        var obj = eval("(" + body + ")");
        host = obj['host']
        policyBase64 = obj['policy']
        accessid = obj['accessid']
        signature = obj['signature']
        expire = parseInt(obj['expire'])
        callbackbody = obj['callback']
        key = obj['dir']
        return true;
    }
    return false;
};

function random_string(len) {
    len = len || 32;
    var chars = 'ABCDEFGHJKMNPQRSTWXYZabcdefhijkmnprstwxyz2345678';
    var maxPos = chars.length;
    var pwd = '';
    for (i = 0; i < len; i++) {
        pwd += chars.charAt(Math.floor(Math.random() * maxPos));
    }
    return pwd;
}

function get_suffix(filename) {
    pos = filename.lastIndexOf('.')
    suffix = ''
    if (pos != -1) {
        suffix = filename.substring(pos)
    }
    return suffix;
}

function calculate_object_name(filename) {
    /*    if (g_object_name_type == 'local_name')
        {
            g_object_name += "${filename}"
        }
        else if (g_object_name_type == 'random_name')
        {
            suffix = get_suffix(filename)
            g_object_name = key + random_string(10) + suffix
        }*/
    suffix = get_suffix(filename)
    g_object_name = key + random_string(10) + suffix
    return ''
}

function get_uploaded_object_name(filename) {
    /*    if (g_object_name_type == 'local_name')
        {
            tmp_name = g_object_name
            tmp_name = tmp_name.replace("${filename}", filename);
            return tmp_name
        }
        else if(g_object_name_type == 'random_name')
        {
            return g_object_name
        }*/
    return g_object_name
}

function set_upload_param(up, filename, ret) {
    if (ret == false) {
        ret = get_signature()
    }
    g_object_name = key;
    if (filename != '') {
        suffix = get_suffix(filename)
        calculate_object_name(filename)
    }
    new_multipart_params = {
        'key': g_object_name,
        'policy': policyBase64,
        'OSSAccessKeyId': accessid,
        'success_action_status': '200', //让服务端返回200,不然，默认会返回204
        'callback': callbackbody,
        'signature': signature,
    };

    up.setOption({
        'url': host,
        'multipart_params': new_multipart_params
    });

    up.start();
}

//上传视频,每日发圈  不同的页面限制不同的内容
var file_cate_name = document.getElementById('category_name').value;
if (file_cate_name == 'Video') {
    var mime_types = [{
        title: "Video files",
        extensions: 'mp4'
    }];
    var max_file_size = '500mb';
} else if (file_cate_name == 'material') {
    var mime_types = [{
            title: "Video files",
            extensions: 'mp4'
        },
        {
            title: "Image files",
            extensions: "jpg,jpeg,png"
        }
    ];
    max_file_size = '500mb';
} else if (file_cate_name == 'dailyWechatArticle') {
    var mime_types = [{
        title: "Video files",
        extensions: 'mp4'
    }];
    max_file_size = '100mb';
} else if (file_cate_name == 'Talkskill') {
    var mime_types = [{
        title: "Video",
        extensions: 'mp4'
    }];
    max_file_size = '500mb';
} else if (file_cate_name == 'evidence') {//客户见证上传视频
    var mime_types = [{
        title: "Video",
        extensions: 'mp4'
    }];
    max_file_size = '300mb';
} else if (file_cate_name == 'company_strength') {//公司实力
    var mime_types = [{
        title: "Video",
        extensions: 'mp4'
    }];
    max_file_size = '285mb';
} else if (file_cate_name == 'Construction') {//公司实力
    var mime_types = [{
        title: "Video",
        extensions: 'mp4'
    }];
    max_file_size = '285mb';
}

if (file_cate_name.substr(0, 5) == "Train"){
    var file_cate_name1 = document.getElementById('category_name1').value;
    var file_cate_name2 = document.getElementById('category_name2').value;
    var file_cate_name3 = document.getElementById('category_name3').value;
    if (file_cate_name1 == 'Trainvideo') {
        var mime_types = [{
            title: "Video",
            extensions: 'mp4'
        }];
        max_file_size = '286mb';
        var uploader1 = new plupload.Uploader({
            runtimes: 'html5,flash,silverlight,html4',
            browse_button: 'selectfiles',
            container: document.getElementById('container'),
            flash_swf_url: 'lib/plupload-2.1.2/js/Moxie.swf',
            silverlight_xap_url: 'lib/plupload-2.1.2/js/Moxie.xap',
            url: 'https://oss.aliyuncs.com',
            multi_selection: false,
            multiple_queues: false,

            //只允许上传图片,视频，pdf和zip文件
            filters: {
                mime_types: mime_types,
                max_file_size: max_file_size, //最大上传的文件
                prevent_duplicates: true //不允许选取重复文件
            },
            /*  filters: {
                    mime_types : [ 
                    { title : "Video files", extensions : cate_name },
                    { title : "Image files", extensions : "jpg,gif,png,bmp" },
                    { title : "Pdf files", extensions : "pdf" },
                    { title : "Zip files", extensions : "zip,rar" }
                    ],
                    max_file_size : '250mb', //最大只能上传250mb的文件
                    prevent_duplicates : true //不允许选取重复文件
                },*/

            init: {
                PostInit: function () {
                    if (document.getElementById('symbshowed').value == '') {
                        document.getElementById('symbshowed').innerHTML = '';
                    }

                    document.getElementById('ossfile').innerHTML = '';
                    document.getElementById('postfiles').onclick = function () {
                        set_upload_param(uploader1, '', false);
                        return false;
                    };
                },

                FilesAdded: function (up, files, info) {
                    if (up.files.length > 1) {
                        up.files = files = [up.files[0]];
                        if (up.files.length == 1) {
                            layer.msg("只能上传一个文件！");
                        }
                        return;
                    }

                    plupload.each(files, function (file) {
                        document.getElementById('symbshowed').innerHTML = '';
                        document.getElementById('ossfile').innerHTML = '<div id="' + file.id + '">' + file.name + ' (' + plupload.formatSize(file.size) + ')<b></b>' +
                            '<div class="progress"><div class="progress-bar" style="width: 0%"></div></div>' +
                            '</div>';
                    });
                },

                BeforeUpload: function (up, file) {
                    check_object_radio();
                    set_upload_param(up, file.name, true);
                },

                UploadProgress: function (up, file) {
                    var d = document.getElementById(file.id);
                    if (d) {
                        d.getElementsByTagName('b')[0].innerHTML = '<span>' + file.percent + "%</span>";
                        var prog = d.getElementsByTagName('div')[0];
                        var progBar = prog.getElementsByTagName('div')[0]
                        progBar.style.width = 2 * file.percent + 'px';
                        progBar.setAttribute('aria-valuenow', file.percent);
                    }

                },

                FileUploaded: function (up, file, info) {
                    if (info.status == 200) {
                        var finalname = get_uploaded_object_name(file.name);
                        document.getElementById(file.id).getElementsByTagName('b')[0].innerHTML = '<span style="color:#00FF66;">上传成功</span>';
                        var val = document.getElementById("fileuri").value;
                        if (val == '') {
                            document.getElementById('fileuri').value = finalname;
                        } else {
                            document.getElementById('fileuri').value = val + ',' + finalname;
                        }

                        if (finalname.indexOf('mp4') > 0) {
                            document.getElementById('symbshowed').innerHTML = '<video width="320" height="240" controls="" style="background-color: #000;" name="media"><source src="https://o.nczyzs.com/' + finalname + '" type="video/mp4"></video>';
                        }
                        if (finalname.indexOf('jpg') > 0 || finalname.indexOf('jpeg') > 0 || finalname.indexOf('png') > 0) {
                            document.getElementById('symbshowed').innerHTML = '<img src="https://o.nczyzs.com/' + finalname + '" style="width:100%;"/>';
                        }
                        if (finalname.indexOf('mp3') > 0) {

                            document.getElementById('symbshowed').innerHTML = '<audio  width="320" height="240" src="https://o.nczyzs.com/' + finalname + '" controls="controls"></audio>';
                        }
                        if (finalname.indexOf('m4a') > 0) {

                            document.getElementById('symbshowed').innerHTML = '<audio  width="320" height="240" src="https://o.nczyzs.com/' + finalname + '" controls="controls"></audio>';
                        }
                        if (finalname.indexOf('pdf') > 0) {

                            document.getElementById('symbshowed').innerHTML = '<iframe  width="320" height="240" src="https://o.nczyzs.com/' + finalname + '" controls="controls"></iframe >';
                        }
                        if (file_cate_name.substr(0, 5) == 'Train') {
                            let wzhfile = document.getElementById('trainfilediv');
                            if (!!wzhfile){
                                document.getElementById('trainfilediv').style.display = 'none';
                            }
                            
                        }
                    } else if (info.status == 203) {
                        document.getElementById(file.id).getElementsByTagName('b')[0].innerHTML = '上传到OSS成功，但是oss访问用户设置的上传回调服务器失败，失败原因是:' + info.response;
                    } else {
                        document.getElementById(file.id).getElementsByTagName('b')[0].innerHTML = info.response;
                    }
                },

                Error: function (up, err) {
                    if (err.code == -600) {
                        layer.msg('选择的文件大小超出限制');
                    } else if (err.code == -601) {
                        layer.msg('选择的文件格式不对');
                    } else if (err.code == -602) {
                        layer.msg('请勿重复上传文件');
                    } else {
                        layer.msg('错误:' + err.response);
                    }
                }
            }
        });
        uploader1.init();
    }
    
    if (file_cate_name2 == 'Trainaudio') {
        var mime_types = [{
            title: "Audio",
            extensions: 'mp3'
        }, {
            title: "Audio",
            extensions: 'm4a'
        }];
        max_file_size = '286mb';
        var uploader3 = new plupload.Uploader({
            runtimes: 'html5,flash,silverlight,html4',
            browse_button: 'selectfiles2',
            container: document.getElementById('container'),
            flash_swf_url: 'lib/plupload-2.1.2/js/Moxie.swf',
            silverlight_xap_url: 'lib/plupload-2.1.2/js/Moxie.xap',
            url: 'https://oss.aliyuncs.com',
            multi_selection: false,
            multiple_queues: false,

            //只允许上传图片,视频，pdf和zip文件
            filters: {
                mime_types: mime_types,
                max_file_size: max_file_size, //最大上传的文件
                prevent_duplicates: true //不允许选取重复文件
            },
            init: {
                PostInit: function () {
                    if (document.getElementById('symbshowed').value == '') {
                        document.getElementById('symbshowed').innerHTML = '';
                    }

                    document.getElementById('ossfile').innerHTML = '';
                    document.getElementById('postfiles2').onclick = function () {
                        set_upload_param(uploader3, '', false);
                        return false;
                    };
                },

                FilesAdded: function (up, files, info) {
                    if (up.files.length > 1) {
                        up.files = files = [up.files[0]];
                        if (up.files.length == 1) {
                            layer.msg("只能上传一个文件！");
                        }
                        return;
                    }

                    plupload.each(files, function (file) {
                        document.getElementById('symbshowed').innerHTML = '';
                        document.getElementById('ossfile').innerHTML = '<div id="' + file.id + '">' + file.name + ' (' + plupload.formatSize(file.size) + ')<b></b>' +
                            '<div class="progress"><div class="progress-bar" style="width: 0%"></div></div>' +
                            '</div>';
                    });
                },

                BeforeUpload: function (up, file) {
                    check_object_radio();
                    set_upload_param(up, file.name, true);
                },

                UploadProgress: function (up, file) {
                    var d = document.getElementById(file.id);
                    if (d) {
                        d.getElementsByTagName('b')[0].innerHTML = '<span>' + file.percent + "%</span>";
                        var prog = d.getElementsByTagName('div')[0];
                        var progBar = prog.getElementsByTagName('div')[0]
                        progBar.style.width = 2 * file.percent + 'px';
                        progBar.setAttribute('aria-valuenow', file.percent);
                    }

                },

                FileUploaded: function (up, file, info) {
                    if (info.status == 200) {
                        var finalname = get_uploaded_object_name(file.name);
                        document.getElementById(file.id).getElementsByTagName('b')[0].innerHTML = '<span style="color:#00FF66;">上传成功</span>';
                        var val = document.getElementById("fileuri").value;
                        if (val == '') {
                            document.getElementById('fileuri').value = finalname;
                        } else {
                            document.getElementById('fileuri').value = val + ',' + finalname;
                        }

                        if (finalname.indexOf('mp4') > 0) {
                            document.getElementById('symbshowed').innerHTML = '<video width="320" height="240" controls="" style="background-color: #000;" name="media"><source src="https://o.nczyzs.com/' + finalname + '" type="video/mp4"></video>';
                        }
                        if (finalname.indexOf('jpg') > 0 || finalname.indexOf('jpeg') > 0 || finalname.indexOf('png') > 0) {
                            document.getElementById('symbshowed').innerHTML = '<img src="https://o.nczyzs.com/' + finalname + '" style="width:100%;"/>';
                        }
                        if (finalname.indexOf('mp3') > 0) {

                            document.getElementById('symbshowed').innerHTML = '<audio  width="320" height="240" src="https://o.nczyzs.com/' + finalname + '" controls="controls"></audio>';
                        }
                        if (finalname.indexOf('m4a') > 0) {

                            document.getElementById('symbshowed').innerHTML = '<audio  width="320" height="240" src="https://o.nczyzs.com/' + finalname + '" controls="controls"></audio>';
                        }
                        if (finalname.indexOf('pdf') > 0) {

                            document.getElementById('symbshowed').innerHTML = '<iframe  width="320" height="240" src="https://o.nczyzs.com/' + finalname + '" controls="controls"></iframe >';
                        }
                        if (file_cate_name.substr(0, 5) == 'Train') {
                            let wzhfile = document.getElementById('trainfilediv');
                            if (!!wzhfile) {
                                document.getElementById('trainfilediv').style.display = 'none';
                            }
                        }
                    } else if (info.status == 203) {
                        document.getElementById(file.id).getElementsByTagName('b')[0].innerHTML = '上传到OSS成功，但是oss访问用户设置的上传回调服务器失败，失败原因是:' + info.response;
                    } else {
                        document.getElementById(file.id).getElementsByTagName('b')[0].innerHTML = info.response;
                    }
                },

                Error: function (up, err) {
                    if (err.code == -600) {
                        layer.msg('选择的文件大小超出限制');
                    } else if (err.code == -601) {
                        layer.msg('选择的文件格式不对');
                    } else if (err.code == -602) {
                        layer.msg('请勿重复上传文件');
                    } else {
                        layer.msg('错误:' + err.response);
                    }
                }
            }
        });
        uploader3.init();
    }
    if (file_cate_name3 == 'Trainpdf') {
        var mime_types = [{
            title: "pdf",
            extensions: 'pdf'
        }];
        max_file_size = '286mb';
        var uploader4 = new plupload.Uploader({
            runtimes: 'html5,flash,silverlight,html4',
            browse_button: 'selectfiles3',
            container: document.getElementById('container'),
            flash_swf_url: 'lib/plupload-2.1.2/js/Moxie.swf',
            silverlight_xap_url: 'lib/plupload-2.1.2/js/Moxie.xap',
            url: 'https://oss.aliyuncs.com',
            multi_selection: false,
            multiple_queues: false,

            //只允许上传图片,视频，pdf和zip文件
            filters: {
                mime_types: mime_types,
                max_file_size: max_file_size, //最大上传的文件
                prevent_duplicates: true //不允许选取重复文件
            },
            /*  filters: {
                    mime_types : [ 
                    { title : "Video files", extensions : cate_name },
                    { title : "Image files", extensions : "jpg,gif,png,bmp" },
                    { title : "Pdf files", extensions : "pdf" },
                    { title : "Zip files", extensions : "zip,rar" }
                    ],
                    max_file_size : '250mb', //最大只能上传250mb的文件
                    prevent_duplicates : true //不允许选取重复文件
                },*/

            init: {
                PostInit: function () {
                    if (document.getElementById('symbshowed').value == '') {
                        document.getElementById('symbshowed').innerHTML = '';
                    }

                    document.getElementById('ossfile').innerHTML = '';
                    document.getElementById('postfiles3').onclick = function () {
                        set_upload_param(uploader4, '', false);
                        return false;
                    };
                },

                FilesAdded: function (up, files, info) {
                    if (up.files.length > 1) {
                        up.files = files = [up.files[0]];
                        if (up.files.length == 1) {
                            layer.msg("只能上传一个文件！");
                        }
                        return;
                    }

                    plupload.each(files, function (file) {
                        document.getElementById('symbshowed').innerHTML = '';
                        document.getElementById('ossfile').innerHTML = '<div id="' + file.id + '">' + file.name + ' (' + plupload.formatSize(file.size) + ')<b></b>' +
                            '<div class="progress"><div class="progress-bar" style="width: 0%"></div></div>' +
                            '</div>';
                    });
                },

                BeforeUpload: function (up, file) {
                    check_object_radio();
                    set_upload_param(up, file.name, true);
                },

                UploadProgress: function (up, file) {
                    var d = document.getElementById(file.id);
                    if (d) {
                        d.getElementsByTagName('b')[0].innerHTML = '<span>' + file.percent + "%</span>";
                        var prog = d.getElementsByTagName('div')[0];
                        var progBar = prog.getElementsByTagName('div')[0]
                        progBar.style.width = 2 * file.percent + 'px';
                        progBar.setAttribute('aria-valuenow', file.percent);
                    }

                },

                FileUploaded: function (up, file, info) {
                    if (info.status == 200) {
                        var finalname = get_uploaded_object_name(file.name);
                        document.getElementById(file.id).getElementsByTagName('b')[0].innerHTML = '<span style="color:#00FF66;">上传成功</span>';
                        var val = document.getElementById("fileuri").value;
                        if (val == '') {
                            document.getElementById('fileuri').value = finalname;
                        } else {
                            document.getElementById('fileuri').value = val + ',' + finalname;
                        }

                        if (finalname.indexOf('mp4') > 0) {
                            document.getElementById('symbshowed').innerHTML = '<video width="320" height="240" controls="" style="background-color: #000;" name="media"><source src="https://o.nczyzs.com/' + finalname + '" type="video/mp4"></video>';
                        }
                        if (finalname.indexOf('jpg') > 0 || finalname.indexOf('jpeg') > 0 || finalname.indexOf('png') > 0) {
                            document.getElementById('symbshowed').innerHTML = '<img src="https://o.nczyzs.com/' + finalname + '" style="width:100%;"/>';
                        }
                        if (finalname.indexOf('mp3') > 0) {

                            document.getElementById('symbshowed').innerHTML = '<audio  width="320" height="240" src="https://o.nczyzs.com/' + finalname + '" controls="controls"></audio>';
                        }
                        if (finalname.indexOf('m4a') > 0) {

                            document.getElementById('symbshowed').innerHTML = '<audio  width="320" height="240" src="https://o.nczyzs.com/' + finalname + '" controls="controls"></audio>';
                        }
                        if (finalname.indexOf('pdf') > 0) {

                            document.getElementById('symbshowed').innerHTML = '<iframe  width="320" height="240" src="https://o.nczyzs.com/' + finalname + '" controls="controls"></iframe >';
                        }
                        let wzhfile = document.getElementById('trainfilediv');
                        if (!!wzhfile) {
                            document.getElementById('trainfilediv').style.display = 'none';
                        }
                    } else if (info.status == 203) {
                        document.getElementById(file.id).getElementsByTagName('b')[0].innerHTML = '上传到OSS成功，但是oss访问用户设置的上传回调服务器失败，失败原因是:' + info.response;
                    } else {
                        document.getElementById(file.id).getElementsByTagName('b')[0].innerHTML = info.response;
                    }
                },

                Error: function (up, err) {
                    if (err.code == -600) {
                        layer.msg('选择的文件大小超出限制');
                    } else if (err.code == -601) {
                        layer.msg('选择的文件格式不对');
                    } else if (err.code == -602) {
                        layer.msg('请勿重复上传文件');
                    } else {
                        layer.msg('错误:' + err.response);
                    }
                }
            }
        });
        uploader4.init();
    }
}else{
    var uploader = new plupload.Uploader({
        runtimes: 'html5,flash,silverlight,html4',
        browse_button: 'selectfiles',
        container: document.getElementById('container'),
        flash_swf_url: 'lib/plupload-2.1.2/js/Moxie.swf',
        silverlight_xap_url: 'lib/plupload-2.1.2/js/Moxie.xap',
        url: 'https://oss.aliyuncs.com',
        multi_selection: false,
        multiple_queues: false,

        //只允许上传图片,视频，pdf和zip文件
        filters: {
            mime_types: mime_types,
            max_file_size: max_file_size, //最大上传的文件
            prevent_duplicates: true //不允许选取重复文件
        },
        /*  filters: {
                mime_types : [ 
                { title : "Video files", extensions : cate_name },
                { title : "Image files", extensions : "jpg,gif,png,bmp" },
                { title : "Pdf files", extensions : "pdf" },
                { title : "Zip files", extensions : "zip,rar" }
                ],
                max_file_size : '250mb', //最大只能上传250mb的文件
                prevent_duplicates : true //不允许选取重复文件
            },*/

        init: {
            PostInit: function () {
                if (document.getElementById('symbshowed').value == '') {
                    document.getElementById('symbshowed').innerHTML = '';
                }

                document.getElementById('ossfile').innerHTML = '';
                document.getElementById('postfiles').onclick = function () {
                    set_upload_param(uploader, '', false);
                    return false;
                };
            },

            FilesAdded: function (up, files, info) {
                if (up.files.length > 1) {
                    up.files = files = [up.files[0]];
                    if (up.files.length == 1) {
                        layer.msg("只能上传一个文件！");
                    }
                    return;
                }

                plupload.each(files, function (file) {
                    if (document.getElementById('ossfile').innerHTML === '') {
                        document.getElementById('symbshowed').innerHTML = '';
                        document.getElementById('ossfile').innerHTML = '<div id="' + file.id + '">' + file.name + ' (' + plupload.formatSize(file.size) + ')<b></b>' +
                            '<div class="progress"><div class="progress-bar" style="width: 0%"></div></div>' +
                            '</div>';
                    }
                });
            },

            BeforeUpload: function (up, file) {
                check_object_radio();
                set_upload_param(up, file.name, true);
            },

            UploadProgress: function (up, file) {
                var d = document.getElementById(file.id);
                if (d) {
                    d.getElementsByTagName('b')[0].innerHTML = '<span>' + file.percent + "%</span>";
                    var prog = d.getElementsByTagName('div')[0];
                    var progBar = prog.getElementsByTagName('div')[0]
                    progBar.style.width = 2 * file.percent + 'px';
                    progBar.setAttribute('aria-valuenow', file.percent);
                }

            },

            FileUploaded: function (up, file, info) {
                if (info.status == 200) {
                    var finalname = get_uploaded_object_name(file.name);
                    document.getElementById(file.id).getElementsByTagName('b')[0].innerHTML = '<span style="color:#00FF66;">上传成功</span>';
                    var val = document.getElementById("fileuri").value;
                    if (val == '') {
                        document.getElementById('fileuri').value = finalname;
                    } else {
                        document.getElementById('fileuri').value = val + ',' + finalname;
                    }

                    if (finalname.indexOf('mp4') > 0) {
                        document.getElementById('symbshowed').innerHTML = '<video width="320" height="240" controls="" style="background-color: #000;" name="media"><source src="https://o.nczyzs.com/' + finalname + '" type="video/mp4"></video>';
                    }
                    if (finalname.indexOf('jpg') > 0 || finalname.indexOf('jpeg') > 0 || finalname.indexOf('png') > 0) {
                        document.getElementById('symbshowed').innerHTML = '<img src="https://o.nczyzs.com/' + finalname + '" style="width:100%;"/>';
                    }
                    if (finalname.indexOf('mp3') > 0) {

                        document.getElementById('symbshowed').innerHTML = '<audio  width="320" height="240" src="https://o.nczyzs.com/' + finalname + '" controls="controls"></audio>';
                    }
                    if (finalname.indexOf('m4a') > 0) {

                        document.getElementById('symbshowed').innerHTML = '<audio  width="320" height="240" src="https://o.nczyzs.com/' + finalname + '" controls="controls"></audio>';
                    }
                    if (finalname.indexOf('pdf') > 0) {

                        document.getElementById('symbshowed').innerHTML = '<iframe  width="320" height="240" src="https://o.nczyzs.com/' + finalname + '" controls="controls"></iframe >';
                    }
                } else if (info.status == 203) {
                    document.getElementById(file.id).getElementsByTagName('b')[0].innerHTML = '上传到OSS成功，但是oss访问用户设置的上传回调服务器失败，失败原因是:' + info.response;
                } else {
                    document.getElementById(file.id).getElementsByTagName('b')[0].innerHTML = info.response;
                }
            },

            Error: function (up, err) {
                if (err.code == -600) {
                    layer.msg('选择的文件大小超出限制');
                } else if (err.code == -601) {
                    layer.msg('选择的文件格式不对');
                } else if (err.code == -602) {
                    layer.msg('请勿重复上传文件');
                } else {
                    layer.msg('错误:' + err.response);
                }
            }
        }
    });
    uploader.init();
}