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wujj
6 years ago
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/** |
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* 上传js |
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* 官方插件文档：https://www.plupload.com
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* 参数方法文档：https://www.cnblogs.com/2050/p/3913184.html
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*/ |
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(function() { |
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// 默认支持上传的文件类型
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var mimeTypes = { |
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"image": { |
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title: "Image files", |
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extensions: "jpg,JPG,jpeg,PNG,gif,png" |
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}, |
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"file": { |
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title: "Zip files", |
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extensions: "ZIP,zip,DOC,doc,docx,xls,XLS,xlsx,RAR,rar" |
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}, |
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"video": { |
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title: "video files", |
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extensions: "MP3,MP4" |
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}, |
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"all": { |
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title: "all files", |
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extensions: "jpg,JPG,jpeg,PNG,gif,png,ZIP,zip,DOC,doc,docx,xls,XLS,xlsx,RAR,rar" |
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} |
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}; |
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/** |
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* 文件上传 |
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* id: id属性 |
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* { |
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* url:"", //(可选)默认ms.base + "/file/upload.do"
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* mime_types:"image", //(可选)默认图片，支持image、file、video、all(表示包含前三种)，也可以设置allowedFile参数覆盖
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* allowedFile:""//(可选)自定义上传文件后缀例如：jpg,gif
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* max_file_size:"1mb", //(可选)默认1mb,单位kb,mb,gb,tb，注意后端ms.properties文件也有配置上传大小，优先上传控件大小
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* multi_selection:false, //(可选)默认单文件
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* uploadPath:"", //(可选)默认上传upload文件夹下面(如果非upload，需要设置uploadFloderPath参数)对应的站点下面，例如uload/1/xxxxx.jpg
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* uploadFloderPath:"", //(可选)自定义上传文件夹路径，最终文件路径格式 uploadFloderPath/uploadPath/xxxxxx.jpg,注意这里的uploadPath已经没有了upload文件夹与站点id
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* diyPath:"", //(可选)自定义上传文件夹路径，可以定义盘符路径
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* isRename:true,//(可选)文件重命名,默认根据时间命名
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* fileFiltered:function //每次选择一个文件都会触发
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* filesAdded:function //每次选择好文件后都会触发
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* beforeUpload:function //上传文件之前触发，确认上传 业务的情况下有用
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* uploadProgress:function //处理进度条
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* fileUploaded:function //（必填）上传成功返回，主要会用到第三个参数的response，这个值是上传成功后返回的数据
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* } |
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*/ |
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function upload(id, cfg) {
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var uploadCfg = { |
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url: basePath+"/file/upload.do", |
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mime_types: mimeTypes["image"], |
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max_file_size: "1mb", |
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multi_selection: false, |
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uploadPath: "", |
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diyPath:"", |
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uploadFloderPath: "", |
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chunk: "", |
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chunks: "", |
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prevent_duplicates: true, |
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isRename: true,
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fileFiltered: function(uploader, file) {}, |
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filesAdded: function(uploader, files) {}, |
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beforeUpload: function(uploader, file) {}, |
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uploadProgress: function(uploader, file) {}, |
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fileUploaded: function(uploader, file, responseObject) {}, |
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error: function(uploader, errObject) { |
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if (errObject.code == -600) { |
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$('.ms-notifications').offset({top:43}).notify({ |
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type:'warning', |
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message: { text:errObject.file.name + "文件超过" + |
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uploadCfg.max_file_size + "大小" } |
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}).show();
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} else if (errObject.code == -601) { |
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$('.ms-notifications').offset({top:43}).notify({ |
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type:'warning', |
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message: { text:errObject.file.name + "格式错误" } |
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}).show();
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} else if (errObject.code == -700) { |
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$('.ms-notifications').offset({top:43}).notify({ |
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type:'warning', |
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message: { text:errObject.file.name + "格式错误"} |
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}).show();
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} else if (errObject.code == -300) { |
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$('.ms-notifications').offset({top:43}).notify({ |
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type:'warning', |
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message: { text:errObject.file.name + "发生磁盘读写错误时的错误代码，例如本地上某个文件不可读"} |
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}).show();
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} else if (errObject.code == -602) { |
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$('.ms-notifications').offset({top:43}).notify({ |
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type:'warning', |
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message: { text:errObject.file.name + "文件已上传过，不能重复上传。"} |
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}).show();
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} else if (errObject.code == -702) { |
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$('.ms-notifications').offset({top:43}).notify({ |
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type:'warning', |
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message: { text:errObject.file.name + "文件网页上传不支持，太大的文件请通过其他途径上传。"} |
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}).show();
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} else { |
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$('.ms-notifications').offset({top:43}).notify({ |
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type:'warning', |
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message: { text:errObject.code + errObject.file.name} |
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}).show();
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} |
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}, |
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}; |
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var multipart_params = {}; // 上传表单参数
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multipart_params.maxSize = calculationMaxSize(); |
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multipart_params.allowedFile = uploadCfg.mime_types.extensions; |
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// 判断cfg是否为json格式，不是则将默认参数传给cfg
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if (cfg != undefined && validator.isJSON(JSON.stringify(cfg))) { |
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// 重新定义后台上传路径
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if (cfg.url != undefined && cfg.url != "") { |
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uploadCfg.url = cfg.url; |
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} |
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// 允许上传的后缀
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if (cfg.allowedFile != undefined && cfg.allowedFile != "") { |
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uploadCfg.mime_types =
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{ |
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title: "all files", |
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extensions: cfg.allowedFile |
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}; |
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multipart_params.allowedFile = cfg.allowedFile; |
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} |
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//组织后台需要的参数
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if (cfg.max_file_size != undefined && cfg.max_file_size != "") { |
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uploadCfg.max_file_size = cfg.max_file_size; |
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multipart_params.maxSize = calculationMaxSize(); |
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} |
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if (cfg.path != undefined && cfg.path != "") { |
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uploadCfg.uploadPath = cfg.path; |
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multipart_params.uploadPath = cfg.path; |
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} |
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if (cfg.diyPath != undefined && cfg.diyPath != "") { |
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uploadCfg.diyPath = cfg.diyPath; |
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multipart_params.diyPath = cfg.diyPath; |
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} |
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if (cfg.uploadFloderPath != undefined && cfg.uploadFloderPath != "") { |
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uploadCfg.uploadFloderPath = cfg.uploadFloderPath; |
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multipart_params.uploadFloderPath = cfg.uploadFloderPath; |
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} |
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if (cfg.chunk != undefined && cfg.chunk != "") { |
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multipart_params.chunk = cfg.chunk; |
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} |
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if (cfg.chunks != undefined && cfg.chunks != "") { |
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multipart_params.chunks = cfg.chunks; |
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} |
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if (cfg.name != undefined && cfg.name != "") { |
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multipart_params.name = cfg.name; |
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} |
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if (cfg.isRename != undefined) { |
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multipart_params.isRename = cfg.isRename; |
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} |
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if (cfg.multi_selection != undefined ) { |
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uploadCfg.multi_selection = cfg.multi_selection; |
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} |
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if (cfg.prevent_duplicates != undefined) { |
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uploadCfg.prevent_duplicates = cfg.prevent_duplicates; |
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} |
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//回调事件
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if (cfg.fileUploaded != undefined && cfg.fileUploaded != "") { |
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uploadCfg.fileUploaded = cfg.fileUploaded; |
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} |
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if (cfg.filesAdded != undefined && cfg.filesAdded != "") { |
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uploadCfg.filesAdded = cfg.filesAdded; |
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} |
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if (cfg.fileFiltered != undefined && cfg.fileFiltered != "") { |
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uploadCfg.fileFiltered = cfg.fileFiltered; |
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} |
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if (cfg.beforeUpload != undefined && cfg.beforeUpload != "") { |
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uploadCfg.beforeUpload = cfg.beforeUpload; |
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} |
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if (cfg.uploadProgress != undefined && cfg.uploadProgress != "") { |
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uploadCfg.uploadProgress = cfg.uploadProgress; |
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} |
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if (cfg.error != undefined && cfg.error != "") { |
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uploadCfg.error = cfg.error; |
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} |
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} |
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// 实例化一个plupload上传对象
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var uploader = new plupload.Uploader({ |
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browse_button: id, // 预览按钮元素
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url: uploadCfg.url, // 上传地址
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flash_swf_url: 'js/Moxie.swf', |
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silverlight_xap_url: 'js/Moxie.xap', |
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multi_selection: uploadCfg.multi_selection, // 禁止浏览框多选
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multipart_params: multipart_params, |
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filters: { // 文件类型 大小设置,对不同场景的文件上传配置此参数
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mime_types: [uploadCfg.mime_types], |
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max_file_size: uploadCfg.max_file_size, // 最大只能上传400kb的文件
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prevent_duplicates: uploadCfg.prevent_duplicates //布尔类型
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// 不允许选取重复文件
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}, |
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}); |
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uploader.init(); |
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/** |
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* 选择了多少文件就会触发多少次 |
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*uploader为当前的plupload实例对象，file为触发此事件的文件对象 |
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*/ |
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uploader.bind('FileFiltered', function(uploader, file) { |
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eval(uploadCfg.fileFiltered(uploader, file)); |
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}); |
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/** |
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* 当文件添加到上传队列后触发 |
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* uploader为当前的plupload实例对象，files为一个数组，里面的元素为本次添加到上传队列里的文件对象 |
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* 每一次选择文件都会触发，不管选择多个文件还是单个文件都只会触发一次 |
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*/ |
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uploader.bind('FilesAdded', function(uploader, files) { |
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eval(uploadCfg.filesAdded(uploader, files)); |
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}); |
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/** |
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* 当队列中的某一个文件正要开始上传前触发 |
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* uploader为当前的plupload实例对象，file为触发此事件的文件对象 |
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*/ |
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uploader.bind('BeforeUpload', function(uploader, file) { |
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eval(uploadCfg.beforeUpload(uploader, file)); |
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}); |
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/** |
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* 会在文件上传过程中不断触发，可以用此事件来显示上传进度 |
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* uploader为当前的plupload实例对象，file为触发此事件的文件对象 |
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*/ |
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uploader.bind('UploadProgress', function(uploader, file) { |
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eval(uploadCfg.uploadProgress(uploader, file)); |
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}); |
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/** |
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* 当队列中的某一个文件上传完成后触发监听函数参数：(uploader,file,responseObject) |
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* uploader为当前的plupload实例对象， |
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* file为触发此事件的文件对象， |
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* responseObject为服务器返回的信息对象，它有以下3个属性： |
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* response：服务器返回的文本 |
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* responseHeaders：服务器返回的头信息 |
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* status：服务器返回的http状态码，比如200 |
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*/ |
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uploader.bind('FileUploaded', function(uploader, file, responseObject) { |
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eval(uploadCfg.fileUploaded(uploader, file, responseObject)); |
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}); |
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/** |
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* 当发生错误时触发监听函数参数：(uploader,errObject) |
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* uploader为当前的plupload实例对象， |
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* errObject为错误对象，它至少包含以下3个属性(因为不同类型的错误，属性可能会不同)： |
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* code：错误代码，具体请参考plupload上定义的表示错误代码的常量属性 |
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* file：与该错误相关的文件对象 |
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* message：错误信息 |
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*/ |
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uploader.bind('Error', function(uploader, errObject) { |
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eval(uploadCfg.error(uploader, errObject)); |
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}); |
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/** |
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* 计算后台的上传大小，因为前端上传空间与后端的大小单位不一致 |
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*/ |
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function calculationMaxSize() { |
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var size = parseInt(uploadCfg.max_file_size); |
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if (uploadCfg.max_file_size.indexOf("kb") > -1) { |
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return parseInt(size) / 1024; |
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} else if (uploadCfg.max_file_size.indexOf("mb") > -1) { |
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return size; |
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} else if (uploadCfg.max_file_size.indexOf("gb") > -1) { |
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return size * 1024; |
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} else if (uploadCfg.max_file_size.indexOf("tb") > -1) { |
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return size * 1024 * 1024; |
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} |
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} |
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return uploader; |
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} |
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if (ms == undefined) { |
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ms = {}; |
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} |
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window.ms.upload = upload; |
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}()); |
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