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ihipop 4 tahun lalu
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805ddba594
1 mengubah file dengan 1254 tambahan dan 1254 penghapusan
  1. 1254 1254
      resources/assets/dcat/extra/upload.js

+ 1254 - 1254
resources/assets/dcat/extra/upload.js

@@ -1,1254 +1,1254 @@
-(function (w, $) {
-    function Uploader(opts) {
-        opts = $.extend({
-            wrapper: '.web-uploader', // 图片显示容器选择器
-            addFileButton: '.add-file-button', // 继续添加按钮选择器
-            inputSelector: '',
-            isImage: false,
-            preview: [], // 数据预览
-            server: '',
-            updateServer: '',
-            autoUpload: false,
-            sortable: false,
-            deleteUrl: '',
-            deleteData: {},
-            thumbHeight: 160,
-            disabled: false, // 禁止任何上传编辑
-            autoUpdateColumn: false,
-            disableRemove: false, // 禁止删除图片,允许替换
-            dimensions: {
-                // width: 100, // 图片宽限制
-                // height: 100, // 图片高限制
-                // min_width: 100, //
-                // min_height: 100,
-                // max_width: 100,
-                // max_height: 100,
-                // ratio: 3/2, // 宽高比
-            },
-            lang: {
-                exceed_size: '文件大小超出',
-                interrupt: '上传暂停',
-                upload_failed: '上传失败,请重试',
-                selected_files: '选中:num个文件,共:size。',
-                selected_has_failed: '已成功上传:success个文件,:fail个文件上传失败,<a class="retry"  href="javascript:"";">重新上传</a>失败文件或<a class="ignore" href="javascript:"";">忽略</a>',
-                selected_success: '共:num个(:size),已上传:success个。',
-                dot: ',',
-                failed_num: '失败:fail个。',
-                pause_upload: '暂停上传',
-                go_on_upload: '继续上传',
-                start_upload: '开始上传',
-                upload_success_message: '已成功上传:success个文件',
-                go_on_add: '继续添加',
-                Q_TYPE_DENIED: '对不起,不允许上传此类型文件',
-                Q_EXCEED_NUM_LIMIT: '对不起,已超出文件上传数量限制,最多只能上传:num个文件',
-                F_EXCEED_SIZE: '对不起,当前选择的文件过大',
-                Q_EXCEED_SIZE_LIMIT: '对不起,已超出文件大小限制',
-                F_DUPLICATE: '文件重复',
-                confirm_delete_file: '您确定要删除这个文件吗?',
-            },
-            upload: { // web-uploader配置
-                formData: {
-                    _id: null, // 唯一id
-                },
-                thumb: {
-                    width: 160,
-                    height: 160,
-                    quality: 70,
-                    allowMagnify: true,
-                    crop: true,
-                    preserveHeaders: false,
-                    // 为空的话则保留原有图片格式。
-                    // 否则强制转换成指定的类型。
-                    // IE 8下面 base64 大小不能超过 32K 否则预览失败,而非 jpeg 编码的图片很可
-                    // 能会超过 32k, 所以这里设置成预览的时候都是 image/jpeg
-                    type: 'image/jpeg'
-                },
-            }
-        }, opts);
-
-        var $selector = $(opts.selector),
-            updateColumn = opts.upload.formData.upload_column || ('webup' + Math.floor(Math.random()*10000)),
-            relation = opts.upload.formData._relation, // 一对多关联关系名称
-            elementName = opts.elementName;
-
-        if (typeof opts.upload.formData._id == "undefined" || !opts.upload.formData._id) {
-            opts.upload.formData._id = updateColumn + Math.floor(Math.random()*10000);
-        }
-
-        let Dcat = w.Dcat,
-
-            $wrap,
-
-            // 展示图片
-            showImg = opts.isImage,
-
-            // 图片容器
-            $queue,
-
-            // 状态栏,包括进度和控制按钮
-            $statusBar,
-
-            // 文件总体选择信息。
-            $info,
-
-            // 上传按钮
-            $upload,
-
-            // 没选择文件之前的内容。
-            $placeHolder,
-
-            $progress,
-
-            // 已上传文件数量
-            originalFilesNum = Dcat.helpers.len(opts.preview),
-
-            // 上传表单
-            $input = $selector.find(opts.inputSelector),
-
-            // 获取文件视图选择器
-            getFileViewSelector = function (fileId) {
-                return elementName.replace(/[\[\]]*/g, '_')+'-'+fileId;
-            },
-
-            getFileView = function (fileId) {
-                return $('#' + getFileViewSelector(fileId));
-            },
-
-            // 继续添加按钮选择器
-            addFileButtonSelector = opts.addFileButton,
-
-            // 临时存储上传失败的文件,key为file id
-            faildFiles = {},
-
-            // 临时存储添加到form表单的文件
-            formFiles = {},
-
-            // 添加的文件数量
-            fileCount = 0,
-
-            // 添加的文件总大小
-            fileSize = 0,
-
-            // 可能有pedding, ready, uploading, confirm, done.
-            state = 'pedding',
-
-            // 所有文件的进度信息,key为file id
-            percentages = {},
-            // 判断浏览器是否支持图片的base64
-            isSupportBase64 = (function () {
-                var data = new Image();
-                var support = true;
-                data.onload = data.onerror = function () {
-                    if (this.width != 1 || this.height != 1) {
-                        support = false;
-                    }
-                };
-                data.src = "data:image/gif;base64,R0lGODlhAQABAIAAAAAAAP///ywAAAAAAQABAAACAUwAOw==";
-                return support;
-            })(),
-
-            // 检测是否已经安装flash,检测flash的版本
-            flashVersion = (function () {
-                var version;
-
-                try {
-                    version = navigator.plugins['Shockwave Flash'];
-                    version = version.description;
-                } catch (ex) {
-                    try {
-                        version = new ActiveXObject('ShockwaveFlash.ShockwaveFlash')
-                            .GetVariable('$version');
-                    } catch (ex2) {
-                        version = '0.0';
-                    }
-                }
-                version = version.match(/\d+/g);
-                return parseFloat(version[0] + '.' + version[1], 10);
-            })(),
-
-            // 判断是否是图片
-            isImage = function (file) {
-                return file.type.match(/^image/);
-            },
-
-            // 翻译
-            lang = Dcat.Translator(opts.lang),
-            __ = lang.trans.bind(lang),
-
-            // WebUploader实例
-            uploader,
-
-            // 已上传的文件
-            uploadedFiles = [],
-
-            initImg;
-
-        // 当有文件添加进来时执行,负责view的创建
-        function addFile(file) {
-            var size = WebUploader.formatSize(file.size), $li, $btns, fileName = file.name || null;
-
-            if (showImg) {
-                $li = $(`<li id="${getFileViewSelector(file.id)}" title="${fileName}" >
-                    <p class="file-type">${(file.ext.toUpperCase() || 'FILE')}</p>
-                    <p class="imgWrap "></p>
-                    <p class="title" style="">${file.name}</p>
-                    <p class="title" style="margin-bottom:20px;">(<b>${size}</b>)</p>
-                    </li>`);
-
-                $btns = $(`<div class="file-panel">
-                    <a class="btn btn-sm btn-white" data-file-act="cancel"><i class="feather icon-x red-dark" style="font-size:13px"></i></a>
-                    <a class="btn btn-sm btn-white" data-file-act="delete" style="display: none">
-                    <i class="feather icon-trash red-dark" style="font-size:13px"></i></a>
-                    <a class="btn btn-sm btn-white" data-file-act="preview" ><i class="feather icon-zoom-in"></i></a>
-                    <a class='btn btn-sm btn-white' data-file-act='order' data-order="1" style="display: none"><i class='feather icon-arrow-up'></i></a>
-                    <a class='btn btn-sm btn-white' data-file-act='order' data-order="0" style="display: none"><i class='feather icon-arrow-down'></i></a>
-
-                    </div>`).appendTo($li);
-            } else {
-                $li = $(`
-                    <li id="${getFileViewSelector(file.id)}" title="${file.nam}">
-                    <p class="title" style="display:block">
-                        <i class="feather icon-check green _success icon-success"></i>
-                        ${file.name} (${size})
-                    </p>
-                    </li>
-                `);
-
-                $btns = $(`
-<span style="right: 45px;" class="file-action d-none" data-file-act='order' data-order="1"><i class='feather icon-arrow-up'></i></span>
-<span style="right: 25px;" class="file-action d-none" data-file-act='order' data-order="0"><i class='feather icon-arrow-down'></i></span>
-<span data-file-act="cancel" class="file-action" style="font-size:13px">
-    <i class="feather icon-x red-dark"></i>
-</span>
-<span data-file-act="delete" class="file-action" style="display:none">
-    <i class="feather icon-trash red-dark"></i>
-</span>
-`).appendTo($li);
-            }
-
-            var $wrap = $li.find('p.imgWrap'),
-                $info = $('<p class="error"></p>'),
-
-                showError = function (code, file) {
-                    var text = '';
-                    switch (code) {
-                        case 'exceed_size':
-                            text = __('exceed_size');
-                            break;
-
-                        case 'interrupt':
-                            text = __('interrupt');
-                            break;
-
-                        default:
-                            text = __('upload_failed');
-                            break;
-                    }
-
-                    faildFiles[file.id] = file;
-
-                    $info.text(text).appendTo($li);
-                };
-
-            $li.appendTo($queue);
-
-            setTimeout(function () {
-                $li.css({margin: '5px'});
-            }, 50);
-
-            if (file.getStatus() === 'invalid') {
-                showError(file.statusText, file);
-            } else {
-                if (showImg) {
-                    var image = uploader.makeThumb(file, function (error, src) {
-                        var img;
-
-                        $wrap.empty();
-                        if (error) {
-                            $li.find('.title').show();
-                            $li.find('.file-type').show();
-                            return;
-                        }
-
-                        if (isSupportBase64) {
-                            img = $('<img src="' + src + '">');
-                            $wrap.append(img);
-                        } else {
-                            $li.find('.file-type').show();
-                        }
-                    });
-
-                    try {
-                        image.once('load', function () {
-                            file._info = file._info || image.info();
-                            file._meta = file._meta || image.meta();
-                            var width = file._info.width,
-                                height = file._info.height;
-
-                            if (!validateDimensions(file)) {
-                                Dcat.error('The image dimensions is invalid.');
-                                uploader.removeFile(file);
-                                return false;
-                            }
-
-                            image.resize(width, height);
-                        });
-                    } catch (e) {
-                        // 不是图片
-                        return setTimeout(function () {
-                            uploader.removeFile(file);
-                        }, 10);
-                    }
-                }
-
-                percentages[file.id] = [file.size, 0];
-                file.rotation = 0;
-            }
-
-            file.on('statuschange', function (cur, prev) {
-                if (prev === 'progress') {
-                    // $prgress.hide().width(0);
-                } else if (prev === 'queued') {
-                    $btns.find('[data-file-act="cancel"]').hide();
-                    $btns.find('[data-file-act="delete"]').show();
-                }
-
-                // 成功
-                if (cur === 'error' || cur === 'invalid') {
-                    showError(file.statusText, file);
-                    percentages[file.id][1] = 1;
-                } else if (cur === 'interrupt') {
-                    showError('interrupt', file);
-                } else if (cur === 'queued') {
-                    percentages[file.id][1] = 0;
-                } else if (cur === 'progress') {
-                    $info.remove();
-                    // $prgress.css('display', 'block');
-                } else if (cur === 'complete') {
-                    if (showImg) {
-                        $li.append('<span class="success"><em></em><i class="feather icon-check"></i></span>');
-                    } else {
-                        $li.find('._success').show();
-                    }
-                }
-
-                $li.removeClass('state-' + prev).addClass('state-' + cur);
-            });
-
-            var $act = showImg ? $btns.find('a') : $btns;
-
-            $act.on('click', function () {
-                var index = $(this).data('file-act');
-
-                switch (index) {
-                    case 'cancel':
-                        uploader.removeFile(file);
-                        return;
-                    case 'deleteurl':
-                    case 'delete':
-                        if (opts.disableRemove) {
-                            deleteInput(file.serverId);
-                            return uploader.removeFile(file);
-                        }
-
-                        Dcat.confirm(__('confirm_delete_file'), file.serverId, function () {
-                            var post = opts.deleteData;
-
-                            post.key = file.serverId;
-                            if (!post.key) {
-                                deleteInput(file.serverId);
-                                return uploader.removeFile(file);
-                            }
-                            post._column = updateColumn;
-                            post._relation = relation;
-
-                            Dcat.loading();
-                            $.post({
-                                url: opts.deleteUrl,
-                                data: post,
-                                success: function (result) {
-                                    Dcat.loading(false);
-                                    if (result.status) {
-                                        deleteInput(file.serverId);
-                                        uploader.removeFile(file);
-                                        return;
-                                    }
-
-                                    Dcat.error(result.message || 'Remove file failed.');
-                                }
-                            });
-
-                        });
-
-                        break;
-                    case 'preview':
-                        Dcat.helpers.previewImage($wrap.find('img').attr('src'), null, file.name);
-                        break;
-                    case 'order':
-                        $(this).attr('data-id', file.serverId);
-
-                        orderFiles.apply(this);
-                        break;
-                }
-
-            });
-        }
-
-        // 图片宽高验证
-        function validateDimensions(file) {
-            // The image dimensions is invalid.
-            if (!showImg || !isImage(file) || !Dcat.helpers.len(opts.dimensions)) return true;
-            var dimensions = opts.dimensions,
-                width = file._info.width,
-                height = file._info.height,
-                isset = Dcat.helpers.isset;
-            if (
-                (isset(dimensions, 'width') && dimensions['width'] != width) ||
-                (isset(dimensions, 'min_width') && dimensions['min_width'] > width)||
-                (isset(dimensions, 'max_width') && dimensions['max_width'] < width) ||
-                (isset(dimensions, 'height') && dimensions['height'] != height) ||
-                (isset(dimensions, 'min_height') && dimensions['min_height'] > height) ||
-                (isset(dimensions, 'max_height') && dimensions['max_height'] < height) ||
-                (isset(dimensions, 'ratio') && dimensions['ratio'] != (width / height))
-            ) {
-                return false;
-            }
-
-            return true;
-        }
-
-        // 负责view的销毁
-        function removeUploadFile(file) {
-            var $li = getFileView(file.id);
-
-            delete percentages[file.id];
-            updateTotalProgress();
-            $li.off().find('.file-panel').off().end().remove();
-        }
-
-        function updateTotalProgress() {
-            var loaded = 0,
-                total = 0,
-                $bar = $progress.find('.progress-bar'),
-                percent;
-
-            $.each(percentages, function (k, v) {
-                total += v[0];
-                loaded += v[0] * v[1];
-            });
-
-            percent = total ? loaded / total : 0;
-            percent = Math.round(percent * 100) + '%';
-
-            $bar.text(percent);
-            $bar.css('width', percent);
-            updateStatusText();
-        }
-
-        function updateStatusText() {
-            var text = '', stats;
-
-            if (!uploader) {
-                return;
-            }
-
-            if (state === 'ready') {
-                stats = uploader.getStats();
-                if (fileCount) {
-                    text = __('selected_files', {num: fileCount, size: WebUploader.formatSize(fileSize)});
-                } else {
-                    showSuccess();
-                }
-            } else if (state === 'confirm') {
-                stats = uploader.getStats();
-                if (stats.uploadFailNum) {
-                    text = __('selected_has_failed', {success: stats.successNum, fail: stats.uploadFailNum});
-                }
-            } else {
-                showSuccess();
-            }
-
-            function showSuccess() {
-                stats = uploader.getStats();
-                if (stats.successNum) {
-                    text = __('selected_success', {num: fileCount, size: WebUploader.formatSize(fileSize), success: stats.successNum});
-                }
-
-                if (stats.uploadFailNum) {
-                    text += (text ? __('dot') : '') + __('failed_num', {fail: stats.uploadFailNum});
-                }
-            }
-
-            $info.html(text);
-        }
-
-        // 上传文件后修改字段值
-        function updateFileColumn() {
-            var values = getInput(),
-                num = uploader.getStats().successNum,
-                form = $.extend({}, opts.formData);
-
-            if (!num || !values || !opts.autoUpdateColumn) {
-                return;
-            }
-
-            if (relation) {
-                if (! relation[1]) {
-                    // 新增子表记录,则不调用update接口
-                    return;
-                }
-
-                form[relation[0]] = {};
-
-                form[relation[0]][relation[1]] = {};
-                form[relation[0]][relation[1]][updateColumn] = values.join(',');
-            } else {
-                form[updateColumn] = values.join(',');
-            }
-
-            delete form['_relation'];
-            delete form['upload_column'];
-
-            $.post({
-                url: opts.updateServer,
-                data: form,
-            });
-        }
-
-        function setState(val, args) {
-            var stats;
-            args = args || {};
-
-            if (val === state) {
-                return;
-            }
-
-            if ($upload) {
-                $upload.removeClass('state-' + state);
-                $upload.addClass('state-' + val);
-            }
-            state = val;
-
-            switch (state) {
-                case 'pedding':
-                    if (opts.disabled) return;
-                    $placeHolder.removeClass('element-invisible');
-                    $queue.hide();
-                    $statusBar.addClass('element-invisible');
-                    if (showImg) {
-                        $wrap.removeAttr('style');
-                        $wrap.find('.queueList').removeAttr('style');
-                    }
-
-                    refreshButton();
-                    break;
-
-                case 'ready':
-                    $placeHolder.addClass('element-invisible');
-                    $selector.find(addFileButtonSelector).removeClass('element-invisible');
-                    $queue.show();
-                    if (! opts.disabled) {
-                        $statusBar.removeClass('element-invisible');
-                    }
-                    refreshButton();
-                    if (showImg) {
-                        $wrap.find('.queueList').css({'border': '1px solid #d3dde5', 'padding':'5px'});
-                        // $wrap.find('.queueList').removeAttr('style');
-                    }
-
-                    setTimeout(removeValidatorErrors, 1);
-                    break;
-
-                case 'uploading':
-                    $selector.find(addFileButtonSelector).addClass('element-invisible');
-                    $progress.show();
-                    $upload.text(__('pause_upload'));
-                    break;
-
-                case 'paused':
-                    $progress.show();
-                    $upload.text(__('go_on_upload'));
-                    break;
-
-                case 'confirm':
-                    if (uploader) {
-                        $progress.hide();
-                        $selector.find(addFileButtonSelector).removeClass('element-invisible');
-                        $upload.text(__('start_upload'));
-
-                        stats = uploader.getStats();
-                        if (stats.successNum && !stats.uploadFailNum) {
-                            setState('finish');
-                            return;
-                        }
-                    }
-                    break;
-                case 'finish':
-                    if (uploader) {
-                        stats = uploader.getStats();
-                        if (stats.successNum) {
-                            Dcat.success(__('upload_success_message', {success: stats.successNum}));
-
-                            setTimeout(function () {
-                                if (opts.upload.fileNumLimit == 1) {
-                                    // 单文件上传,需要重置文件上传个数
-                                    uploader.request('get-stats').numOfSuccess = 0;
-                                }
-                            }, 10);
-
-                        } else {
-                            // 没有成功的图片,重设
-                            state = 'done';
-                            location.reload();
-                        }
-                    }
-                    break;
-                case 'decrOriginalFileNum':
-                    if (originalFilesNum > 0) originalFilesNum --;
-                    break;
-
-                case 'incrOriginalFileNum':
-                    originalFilesNum ++;
-                    break;
-
-                case 'decrFileNumLimit': // 减少上传文件数量限制
-                    if (!uploader) {
-                        return;
-                    }
-                    var fileLimit = uploader.option('fileNumLimit'),
-                        num = args.num || 1;
-
-                    if (fileLimit == '-1') fileLimit = 0;
-
-                    num = fileLimit >= num ? fileLimit - num : 0;
-
-                    if (num == 0) num = '-1';
-
-                    uploader.option('fileNumLimit', num);
-
-                    break;
-                case 'incrFileNumLimit': // 增加上传文件数量限制
-                    if (!uploader) {
-                        return;
-                    }
-                    var fileLimit = uploader.option('fileNumLimit'),
-                        num = args.num || 1;
-
-                    if (fileLimit == '-1') fileLimit = 0;
-
-                    num = fileLimit + num;
-
-                    uploader.option('fileNumLimit', num);
-                    break;
-                case 'init': // 初始化
-                    $upload.addClass('state-' + state);
-                    updateTotalProgress();
-
-                    if (originalFilesNum || opts.disabled) {
-                        $placeHolder.addClass('element-invisible');
-                        if (!opts.disabled) {
-                            $statusBar.show();
-                        } else {
-                            $wrap.addClass('disabled');
-                        }
-                        setState('ready');
-                    } else if (showImg) {
-                        $wrap.removeAttr('style');
-                        $wrap.find('.queueList').css('margin', '0');
-                    }
-                    refreshButton();
-                    break;
-
-            }
-
-            updateStatusText();
-        }
-
-        // 移除form表单的文件
-        function removeFormFile(fileId) {
-            if (!fileId) return;
-
-            var file = formFiles[fileId];
-
-            deleteInput(fileId);
-            delete formFiles[fileId];
-            if (uploader && !file.fake) {
-                uploader.removeFile(file);
-            }
-
-            setState('decrOriginalFileNum');
-            setState('incrFileNumLimit');
-
-            if (!Dcat.helpers.len(formFiles) && !Dcat.helpers.len(percentages)) {
-                setState('pedding');
-            }
-        }
-
-        // 获取表单值
-        function getInput() {
-            var val = $input.val();
-
-            return val ? val.split(',') : [];
-        }
-
-        // 新增表单值
-        function addInput(id) {
-            var val = getInput();
-            val.push(id);
-            setInput(val);
-        }
-
-        // 设置表单值
-        function setInput(arr) {
-            arr = arr.filter(function(v, k, self) {
-                return self.indexOf(v) === k;
-            }).filter(function (v) {
-                return v ? true : false;
-            });
-
-            $input.val(arr.join(','));
-        }
-
-        // 删除表单值
-        function deleteInput(id) {
-            deleteUploadedFile(id);
-
-            if (!id) {
-                return $input.val('');
-            }
-            setInput(getInput().filter(function (v) {
-                return v != id;
-            }));
-        }
-
-        // 添加已上传文件
-        function appendUploadedFile(file) {
-            if (! file.serverId || searchUploadedFile(file.serverId) !== -1) {
-                return;
-            }
-
-            uploadedFiles.push(file)
-        }
-
-        function syncUploadedFiles() {
-            var files = [];
-            for (var i in uploadedFiles) {
-                if (uploadedFiles[i]) {
-                    files.push(uploadedFiles[i].serverId);
-                }
-            }
-
-            setInput(files);
-        }
-
-        function deleteUploadedFile(fileId) {
-            uploadedFiles = uploadedFiles.filter(function (v) {
-                return v.serverId != fileId;
-            });
-        }
-
-        // 查找文件位置
-        function searchUploadedFile(fileId) {
-            for (var i in uploadedFiles) {
-                if (uploadedFiles[i].serverId === fileId) {
-                    return i;
-                }
-            }
-
-            return -1;
-        }
-
-        // 交换文件排序
-        function swrapUploadedFile(fileId, order) {
-            var index = parseInt(searchUploadedFile(fileId)),
-                currentFile = uploadedFiles[index],
-                prevFile = uploadedFiles[index - 1],
-                nextFile = uploadedFiles[index + 1];
-
-            if (order) {
-                if (index === 0) {
-                    return;
-                }
-
-                uploadedFiles[index - 1] = currentFile;
-                uploadedFiles[index] = prevFile;
-            } else {
-                if (! nextFile) {
-                    return;
-                }
-
-                uploadedFiles[index + 1] = currentFile;
-                uploadedFiles[index] = nextFile;
-            }
-
-            syncUploadedFiles();
-        }
-
-        // 重新渲染已上传文件
-        function rerenderUploadedFiles() {
-            $queue.html('');
-
-            for (var i in uploadedFiles) {
-                if (uploadedFiles[i]) {
-                    appendUploadedFileForm(uploadedFiles[i])
-                }
-            }
-        }
-
-        // 重新计算按钮定位
-        function refreshButton() {
-            uploader.refresh();
-        }
-
-        function removeValidatorErrors() {
-            $input.parents('.form-group,.form-label-group,.form-field').find('.with-errors').html('')
-        }
-
-        // 文件排序
-        function orderFiles() {
-            var $this = $(this),
-                $li = $this.parents('li').first(),
-                fileId = $this.data('id'),
-                order = $this.data('order'),
-                $prev = $li.prev(),
-                $next = $li.next();
-
-            if (order) {
-                // 升序
-                if (! $prev.length) {
-                    return;
-                }
-                swrapUploadedFile(fileId, order);
-                rerenderUploadedFiles();
-
-                return;
-            }
-
-            if (! $next.length) {
-                return;
-            }
-
-            swrapUploadedFile(fileId, order);
-            rerenderUploadedFiles();
-        }
-
-        // 添加上传成功文件到表单区域
-        function appendUploadedFileForm(file) {
-            var html = "";
-            html += "<li title='" + file.serverPath + "'>";
-
-            if (! showImg && opts.sortable) {
-                // 文件排序
-                html += `
-<p style="right: 45px" class="file-action" data-file-act='order' data-order="1" data-id='${file.serverId}'><i class='feather icon-arrow-up'></i></p>
-<p style="right: 25px" class="file-action" data-file-act='order' data-order="0" data-id='${file.serverId}'><i class='feather icon-arrow-down'></i></p>
-`;
-            }
-
-            if (showImg) {
-                html += `<p class='imgWrap'><img src='${file.serverUrl}'></p>`
-            } else if (! opts.disabled) {
-                html += `<p class="file-action" data-file-act="delete" data-id="${file.serverId}"><i class="feather icon-trash red-dark"></i></p>`;
-            }
-
-            html += "<p class='title' style=''><i class='feather icon-check text-white icon-success text-white'></i>";
-            html += file.serverPath;
-            html += "</p>";
-
-            if (showImg) {
-                html += "<p class='title' style='margin-bottom:20px;'>&nbsp;</p>";
-                html += "<div class='file-panel' >";
-
-                if (! opts.disabled) {
-                    html += `<a class='btn btn-sm btn-white' data-file-act='deleteurl' data-id='${file.serverId}'><i class='feather icon-trash red-dark' style='font-size:13px'></i></a>`;
-                }
-                html += `<a class='btn btn-sm btn-white' data-file-act='preview' data-url='${file.serverUrl}' ><i class='feather icon-zoom-in'></i></a>`;
-
-                if (opts.sortable) {
-                    // 文件排序
-                    html += `
-<a class='btn btn-sm btn-white' data-file-act='order' data-order="1" data-id='${file.serverId}'><i class='feather icon-arrow-up'></i></a>
-<a class='btn btn-sm btn-white' data-file-act='order' data-order="0" data-id='${file.serverId}'><i class='feather icon-arrow-down'></i></a>
-`;
-                }
-
-                html += "</div>";
-            } else {
-
-            }
-
-            html += "</li>";
-            html = $(html);
-
-            if (!showImg) {
-                html.find('.file-type').show();
-                html.find('.title').show();
-                $wrap.css('background', 'transparent');
-            }
-
-            var deleteFile = function () {
-                var fileId = $(this).data('id'), post = opts.deleteData;
-
-                if (opts.disableRemove) {
-                    html.remove();
-
-                    return removeFormFile(fileId);
-                }
-
-                Dcat.confirm(__('confirm_delete_file'), file.serverId, function () {
-                    post.key = fileId;
-                    post._column = updateColumn;
-                    post._relation = relation;
-
-                    Dcat.loading();
-                    $.post({
-                        url: opts.deleteUrl,
-                        data: post,
-                        success: function (result) {
-                            Dcat.loading(false);
-                            if (result.status) {
-                                // 移除
-                                html.remove();
-
-                                removeFormFile(fileId);
-                                return;
-                            }
-
-                            Dcat.error(result.message || 'Remove file failed.')
-                        }
-                    });
-                });
-            };
-
-            // 删除按钮点击事件
-            html.find('[data-file-act="deleteurl"]').click(deleteFile);
-            html.find('[data-file-act="delete"]').click(deleteFile);
-
-            // 文件排序
-            if (opts.sortable) {
-                html.find('[data-file-act="order"').click(orderFiles);
-            }
-
-            // 放大图片
-            html.find('[data-file-act="preview"]').click(function () {
-                var url = $(this).data('url');
-
-                Dcat.helpers.previewImage(url);
-            });
-
-            formFiles[file.serverId] = file;
-
-            addInput(file.serverId);
-
-            $queue.append(html);
-
-            if (showImg) {
-                setTimeout(function () {
-                    html.css('margin', '5px');
-                }, initImg ? 0 : 400);
-
-                initImg = 1;
-            }
-        }
-
-        // 初始化web-uploader
-        function build() {
-            $wrap = $selector.find(opts.wrapper);
-
-            // 图片容器
-            $queue = $('<ul class="filelist"></ul>').appendTo($wrap.find('.queueList'));
-
-            // 状态栏,包括进度和控制按钮
-            $statusBar = $wrap.find('.statusBar');
-
-            // 文件总体选择信息。
-            $info = $statusBar.find('.info');
-
-            // 上传按钮
-            $upload = $wrap.find('.upload-btn');
-
-            // 没选择文件之前的内容。
-            $placeHolder = $wrap.find('.placeholder');
-
-            $progress = $statusBar.find('.upload-progress').hide();
-
-            // IE;
-            supportIe();
-
-            // 实例化
-            this.uploader = uploader = WebUploader.create(opts.upload);
-
-            // 拖拽时不接受 js, txt 文件。
-            uploader.on('dndAccept', function (items) {
-                var denied = false,
-                    len = items.length,
-                    i = 0,
-                    // 修改js类型
-                    unAllowed = 'text/plain;application/javascript ';
-
-                for (; i < len; i++) {
-                    // 如果在列表里面
-                    if (~unAllowed.indexOf(items[i].type)) {
-                        denied = true;
-                        break;
-                    }
-                }
-
-                return !denied;
-            });
-
-            if (opts.upload.fileNumLimit > 1 && !opts.disabled) {
-                // 添加“添加文件”的按钮,
-                uploader.addButton({
-                    id: addFileButtonSelector,
-                    label: '<i class="feather icon-folder"></i> &nbsp;' + __('go_on_add')
-                });
-            }
-
-            uploader.onUploadProgress = function (file, percentage) {
-                percentages[file.id][1] = percentage;
-                updateTotalProgress();
-            };
-
-            uploader.onBeforeFileQueued = function (file) {
-
-            };
-
-            // 添加文件
-            uploader.onFileQueued = function (file) {
-                fileCount++;
-                fileSize += file.size;
-
-                if (fileCount === 1) {
-                    $placeHolder.addClass('element-invisible');
-                    $statusBar.show();
-                }
-
-                addFile(file);
-                setState('ready');
-                updateTotalProgress();
-
-                if (! opts.disabled && opts.autoUpload) {
-                    // 自动上传
-                    uploader.upload()
-                }
-            };
-
-            // 删除文件事件监听
-            uploader.onFileDequeued = function (file) {
-                fileCount--;
-                fileSize -= file.size;
-
-                if (!fileCount && !Dcat.helpers.len(formFiles)) {
-                    setState('pedding');
-                }
-
-                removeUploadFile(file);
-            };
-
-            uploader.on('all', function (type, obj, reason) {
-                switch (type) {
-                    case 'uploadFinished':
-                        setState('confirm');
-                        updateFileColumn();
-                        break;
-
-                    case 'startUpload':
-                        setState('uploading');
-                        break;
-
-                    case 'stopUpload':
-                        setState('paused');
-                        break;
-                    case  'uploadAccept':
-                        // 上传失败,返回false
-                        if (reason && reason.error) {
-                            Dcat.error(reason.error.message);
-
-                            faildFiles[obj.file.id] = obj.file;
-
-                            return false;
-                        }
-
-                        if (reason.merge) {
-                            // 分片上传
-                            return;
-                        }
-
-                        // 上传成功,保存新文件名和路径到file对象
-                        obj.file.serverId   = reason.id;
-                        obj.file.serverName = reason.name;
-                        obj.file.serverPath = reason.path;
-                        obj.file.serverUrl  = reason.url || null;
-
-                        appendUploadedFile(obj.file);
-
-                        addInput(reason.id);
-
-                        var $li = getFileView(obj.file.id);
-
-                        if (!showImg) {
-                            $li.find('.file-action').hide();
-                            $li.find('[data-file-act="delete"]').show();
-                        }
-
-                        if (opts.sortable) {
-                            $li.find('[data-file-act="order"]').removeClass('d-none').show();
-                        }
-
-                        break;
-                }
-
-            });
-
-            uploader.onError = function (code) {
-                switch (code) {
-                    case 'Q_TYPE_DENIED':
-                        Dcat.error(__('Q_TYPE_DENIED'));
-                        break;
-                    case 'Q_EXCEED_NUM_LIMIT':
-                        Dcat.error(__('Q_EXCEED_NUM_LIMIT', {num: opts.upload.fileNumLimit}));
-                        break;
-                    case 'F_EXCEED_SIZE':
-                        Dcat.error(__('F_EXCEED_SIZE'));
-                        break;
-                    case 'Q_EXCEED_SIZE_LIMIT':
-                        Dcat.error(__('Q_EXCEED_SIZE_LIMIT'));
-                        break;
-                    case 'F_DUPLICATE':
-                        Dcat.warning(__('F_DUPLICATE'));
-                        break;
-                    default:
-                        Dcat.error('Error: ' + code);
-                }
-
-            };
-
-            $upload.on('click', function () {
-                if ($(this).hasClass('disabled')) {
-                    return false;
-                }
-
-                if (state === 'ready') {
-                    uploader.upload();
-                } else if (state === 'paused') {
-                    uploader.upload();
-                } else if (state === 'uploading') {
-                    uploader.stop();
-                }
-            });
-
-            $info.on('click', '.retry', function () {
-                uploader.retry();
-            });
-
-            $info.on('click', '.ignore', function () {
-                for (var i in faildFiles) {
-                    uploader.removeFile(i, true);
-                    delete faildFiles[i];
-                }
-
-            });
-
-            setState('init');
-        }
-
-        // 预览
-        function preview() {
-            for (var i in opts.preview) {
-                var path = opts.preview[i].path, ext;
-
-                if (path.indexOf('.')) {
-                    ext = path.split('.').pop();
-                }
-
-                var file = {
-                    serverId: opts.preview[i].id,
-                    serverUrl: opts.preview[i].url,
-                    serverPath: path,
-                    ext: ext,
-                    fake: 1,
-                };
-
-                setState('incrOriginalFileNum');
-                setState('decrFileNumLimit');
-
-                appendUploadedFileForm(file);
-                appendUploadedFile(file);
-            }
-        }
-
-        this.uploader = uploader;
-        this.options = opts;
-        this.build = build;
-        this.preview = preview;
-        this.setState = setState;
-        this.refreshButton = refreshButton;
-        this.getFileView = getFileView;
-        this.getFileViewSelector = getFileViewSelector;
-        this.addFileView = addFile;
-        this.removeUploadFileView = removeUploadFile;
-        this.isImage = isImage;
-        this.getColumn = function () {
-            return updateColumn;
-        };
-
-        function supportIe() {
-            if (!WebUploader.Uploader.support('flash') && WebUploader.browser.ie) {
-
-                // flash 安装了但是版本过低。
-                if (flashVersion) {
-                    (function (container) {
-                        window['expressinstallcallback'] = function (state) {
-                            switch (state) {
-                                case 'Download.Cancelled':
-                                    break;
-
-                                case 'Download.Failed':
-                                    Dcat.error('Install failed!');
-                                    break;
-
-                                default:
-                                    Dcat.success('Install Success!');
-                                    break;
-                            }
-                            delete window['expressinstallcallback'];
-                        };
-
-                        var swf = './expressInstall.swf';
-                        // insert flash object
-                        var html = `<object type="application/x-shockwave-flash" data="${swf}" `;
-
-                        if (WebUploader.browser.ie) {
-                            html += 'classid="clsid:d27cdb6e-ae6d-11cf-96b8-444553540000" ';
-                        }
-
-                        html += `width="100%" height="100%" style="outline:0">
-                            <param name="movie" value="${swf}" />
-                            <param name="wmode" value="transparent" />
-                            <param name="allowscriptaccess" value="always" />
-                            </object>`;
-
-                        container.html(html);
-
-                    })($wrap);
-
-                } else {
-                    $wrap.html('<a href="http://www.adobe.com/go/getflashplayer" target="_blank" border="0"><img alt="get flash player" src="http://www.adobe.com/macromedia/style_guide/images/160x41_Get_Flash_Player.jpg" /></a>');
-                }
-
-                return;
-            } else if (!WebUploader.Uploader.support()) {
-                Dcat.error('您的浏览器不支持Web Uploader!');
-                return;
-            }
-        }
-
-        return this;
-    }
-
-    Dcat.Uploader = function (options) {
-        return new Uploader(options)
-    };
-
-})(window, jQuery);
+(function (w, $) {
+    function Uploader(opts) {
+        opts = $.extend({
+            wrapper: '.web-uploader', // 图片显示容器选择器
+            addFileButton: '.add-file-button', // 继续添加按钮选择器
+            inputSelector: '',
+            isImage: false,
+            preview: [], // 数据预览
+            server: '',
+            updateServer: '',
+            autoUpload: false,
+            sortable: false,
+            deleteUrl: '',
+            deleteData: {},
+            thumbHeight: 160,
+            disabled: false, // 禁止任何上传编辑
+            autoUpdateColumn: false,
+            disableRemove: false, // 禁止删除图片,允许替换
+            dimensions: {
+                // width: 100, // 图片宽限制
+                // height: 100, // 图片高限制
+                // min_width: 100, //
+                // min_height: 100,
+                // max_width: 100,
+                // max_height: 100,
+                // ratio: 3/2, // 宽高比
+            },
+            lang: {
+                exceed_size: '文件大小超出',
+                interrupt: '上传暂停',
+                upload_failed: '上传失败,请重试',
+                selected_files: '选中:num个文件,共:size。',
+                selected_has_failed: '已成功上传:success个文件,:fail个文件上传失败,<a class="retry"  href="javascript:"";">重新上传</a>失败文件或<a class="ignore" href="javascript:"";">忽略</a>',
+                selected_success: '共:num个(:size),已上传:success个。',
+                dot: ',',
+                failed_num: '失败:fail个。',
+                pause_upload: '暂停上传',
+                go_on_upload: '继续上传',
+                start_upload: '开始上传',
+                upload_success_message: '已成功上传:success个文件',
+                go_on_add: '继续添加',
+                Q_TYPE_DENIED: '对不起,不允许上传此类型文件',
+                Q_EXCEED_NUM_LIMIT: '对不起,已超出文件上传数量限制,最多只能上传:num个文件',
+                F_EXCEED_SIZE: '对不起,当前选择的文件过大',
+                Q_EXCEED_SIZE_LIMIT: '对不起,已超出文件大小限制',
+                F_DUPLICATE: '文件重复',
+                confirm_delete_file: '您确定要删除这个文件吗?',
+            },
+            upload: { // web-uploader配置
+                formData: {
+                    _id: null, // 唯一id
+                },
+                thumb: {
+                    width: 160,
+                    height: 160,
+                    quality: 70,
+                    allowMagnify: true,
+                    crop: true,
+                    preserveHeaders: false,
+                    // 为空的话则保留原有图片格式。
+                    // 否则强制转换成指定的类型。
+                    // IE 8下面 base64 大小不能超过 32K 否则预览失败,而非 jpeg 编码的图片很可
+                    // 能会超过 32k, 所以这里设置成预览的时候都是 image/jpeg
+                    type: 'image/jpeg'
+                },
+            }
+        }, opts);
+
+        var $selector = $(opts.selector),
+            updateColumn = opts.upload.formData.upload_column || ('webup' + Math.floor(Math.random() * 10000)),
+            relation = opts.upload.formData._relation, // 一对多关联关系名称
+            elementName = opts.elementName;
+
+        if (typeof opts.upload.formData._id == "undefined" || !opts.upload.formData._id) {
+            opts.upload.formData._id = updateColumn + Math.floor(Math.random() * 10000);
+        }
+
+        let Dcat = w.Dcat,
+
+            $wrap,
+
+            // 展示图片
+            showImg = opts.isImage,
+
+            // 图片容器
+            $queue,
+
+            // 状态栏,包括进度和控制按钮
+            $statusBar,
+
+            // 文件总体选择信息。
+            $info,
+
+            // 上传按钮
+            $upload,
+
+            // 没选择文件之前的内容。
+            $placeHolder,
+
+            $progress,
+
+            // 已上传文件数量
+            originalFilesNum = Dcat.helpers.len(opts.preview),
+
+            // 上传表单
+            $input = $selector.find(opts.inputSelector),
+
+            // 获取文件视图选择器
+            getFileViewSelector = function (fileId) {
+                return elementName.replace(/[\[\]]*/g, '_') + '-' + fileId;
+            },
+
+            getFileView = function (fileId) {
+                return $('#' + getFileViewSelector(fileId));
+            },
+
+            // 继续添加按钮选择器
+            addFileButtonSelector = opts.addFileButton,
+
+            // 临时存储上传失败的文件,key为file id
+            faildFiles = {},
+
+            // 临时存储添加到form表单的文件
+            formFiles = {},
+
+            // 添加的文件数量
+            fileCount = 0,
+
+            // 添加的文件总大小
+            fileSize = 0,
+
+            // 可能有pedding, ready, uploading, confirm, done.
+            state = 'pedding',
+
+            // 所有文件的进度信息,key为file id
+            percentages = {},
+            // 判断浏览器是否支持图片的base64
+            isSupportBase64 = (function () {
+                var data = new Image();
+                var support = true;
+                data.onload = data.onerror = function () {
+                    if (this.width != 1 || this.height != 1) {
+                        support = false;
+                    }
+                };
+                data.src = "data:image/gif;base64,R0lGODlhAQABAIAAAAAAAP///ywAAAAAAQABAAACAUwAOw==";
+                return support;
+            })(),
+
+            // 检测是否已经安装flash,检测flash的版本
+            flashVersion = (function () {
+                var version;
+
+                try {
+                    version = navigator.plugins['Shockwave Flash'];
+                    version = version.description;
+                } catch (ex) {
+                    try {
+                        version = new ActiveXObject('ShockwaveFlash.ShockwaveFlash')
+                            .GetVariable('$version');
+                    } catch (ex2) {
+                        version = '0.0';
+                    }
+                }
+                version = version.match(/\d+/g);
+                return parseFloat(version[0] + '.' + version[1], 10);
+            })(),
+
+            // 判断是否是图片
+            isImage = function (file) {
+                return file.type.match(/^image/);
+            },
+
+            // 翻译
+            lang = Dcat.Translator(opts.lang),
+            __ = lang.trans.bind(lang),
+
+            // WebUploader实例
+            uploader,
+
+            // 已上传的文件
+            uploadedFiles = [],
+
+            initImg;
+
+        // 当有文件添加进来时执行,负责view的创建
+        function addFile(file) {
+            var size = WebUploader.formatSize(file.size), $li, $btns, fileName = file.name || null;
+
+            if (showImg) {
+                $li = $(`<li id="${getFileViewSelector(file.id)}" title="${fileName}" >
+                    <p class="file-type">${(file.ext.toUpperCase() || 'FILE')}</p>
+                    <p class="imgWrap "></p>
+                    <p class="title" style="">${file.name}</p>
+                    <p class="title" style="margin-bottom:20px;">(<b>${size}</b>)</p>
+                    </li>`);
+
+                $btns = $(`<div class="file-panel">
+                    <a class="btn btn-sm btn-white" data-file-act="cancel"><i class="feather icon-x red-dark" style="font-size:13px"></i></a>
+                    <a class="btn btn-sm btn-white" data-file-act="delete" style="display: none">
+                    <i class="feather icon-trash red-dark" style="font-size:13px"></i></a>
+                    <a class="btn btn-sm btn-white" data-file-act="preview" ><i class="feather icon-zoom-in"></i></a>
+                    <a class='btn btn-sm btn-white' data-file-act='order' data-order="1" style="display: none"><i class='feather icon-arrow-up'></i></a>
+                    <a class='btn btn-sm btn-white' data-file-act='order' data-order="0" style="display: none"><i class='feather icon-arrow-down'></i></a>
+
+                    </div>`).appendTo($li);
+            } else {
+                $li = $(`
+                    <li id="${getFileViewSelector(file.id)}" title="${file.nam}">
+                    <p class="title" style="display:block">
+                        <i class="feather icon-check green _success icon-success"></i>
+                        ${file.name} (${size})
+                    </p>
+                    </li>
+                `);
+
+                $btns = $(`
+<span style="right: 45px;" class="file-action d-none" data-file-act='order' data-order="1"><i class='feather icon-arrow-up'></i></span>
+<span style="right: 25px;" class="file-action d-none" data-file-act='order' data-order="0"><i class='feather icon-arrow-down'></i></span>
+<span data-file-act="cancel" class="file-action" style="font-size:13px">
+    <i class="feather icon-x red-dark"></i>
+</span>
+<span data-file-act="delete" class="file-action" style="display:none">
+    <i class="feather icon-trash red-dark"></i>
+</span>
+`).appendTo($li);
+            }
+
+            var $wrap = $li.find('p.imgWrap'),
+                $info = $('<p class="error"></p>'),
+
+                showError = function (code, file) {
+                    var text = '';
+                    switch (code) {
+                        case 'exceed_size':
+                            text = __('exceed_size');
+                            break;
+
+                        case 'interrupt':
+                            text = __('interrupt');
+                            break;
+
+                        default:
+                            text = __('upload_failed');
+                            break;
+                    }
+
+                    faildFiles[file.id] = file;
+
+                    $info.text(text).appendTo($li);
+                };
+
+            $li.appendTo($queue);
+
+            setTimeout(function () {
+                $li.css({margin: '5px'});
+            }, 50);
+
+            if (file.getStatus() === 'invalid') {
+                showError(file.statusText, file);
+            } else {
+                if (showImg) {
+                    var image = uploader.makeThumb(file, function (error, src) {
+                        var img;
+
+                        $wrap.empty();
+                        if (error) {
+                            $li.find('.title').show();
+                            $li.find('.file-type').show();
+                            return;
+                        }
+
+                        if (isSupportBase64) {
+                            img = $('<img src="' + src + '">');
+                            $wrap.append(img);
+                        } else {
+                            $li.find('.file-type').show();
+                        }
+                    });
+
+                    try {
+                        image.once('load', function () {
+                            file._info = file._info || image.info();
+                            file._meta = file._meta || image.meta();
+                            var width = file._info.width,
+                                height = file._info.height;
+
+                            if (!validateDimensions(file)) {
+                                Dcat.error('The image dimensions is invalid.');
+                                uploader.removeFile(file);
+                                return false;
+                            }
+
+                            image.resize(width, height);
+                        });
+                    } catch (e) {
+                        // 不是图片
+                        return setTimeout(function () {
+                            uploader.removeFile(file);
+                        }, 10);
+                    }
+                }
+
+                percentages[file.id] = [file.size, 0];
+                file.rotation = 0;
+            }
+
+            file.on('statuschange', function (cur, prev) {
+                if (prev === 'progress') {
+                    // $prgress.hide().width(0);
+                } else if (prev === 'queued') {
+                    $btns.find('[data-file-act="cancel"]').hide();
+                    $btns.find('[data-file-act="delete"]').show();
+                }
+
+                // 成功
+                if (cur === 'error' || cur === 'invalid') {
+                    showError(file.statusText, file);
+                    percentages[file.id][1] = 1;
+                } else if (cur === 'interrupt') {
+                    showError('interrupt', file);
+                } else if (cur === 'queued') {
+                    percentages[file.id][1] = 0;
+                } else if (cur === 'progress') {
+                    $info.remove();
+                    // $prgress.css('display', 'block');
+                } else if (cur === 'complete') {
+                    if (showImg) {
+                        $li.append('<span class="success"><em></em><i class="feather icon-check"></i></span>');
+                    } else {
+                        $li.find('._success').show();
+                    }
+                }
+
+                $li.removeClass('state-' + prev).addClass('state-' + cur);
+            });
+
+            var $act = showImg ? $btns.find('a') : $btns;
+
+            $act.on('click', function () {
+                var index = $(this).data('file-act');
+
+                switch (index) {
+                    case 'cancel':
+                        uploader.removeFile(file);
+                        return;
+                    case 'deleteurl':
+                    case 'delete':
+                        if (opts.disableRemove) {
+                            deleteInput(file.serverId);
+                            return uploader.removeFile(file);
+                        }
+
+                        Dcat.confirm(__('confirm_delete_file'), file.serverId, function () {
+                            var post = opts.deleteData;
+
+                            post.key = file.serverId;
+                            if (!post.key) {
+                                deleteInput(file.serverId);
+                                return uploader.removeFile(file);
+                            }
+                            post._column = updateColumn;
+                            post._relation = relation;
+
+                            Dcat.loading();
+                            $.post({
+                                url: opts.deleteUrl,
+                                data: post,
+                                success: function (result) {
+                                    Dcat.loading(false);
+                                    if (result.status) {
+                                        deleteInput(file.serverId);
+                                        uploader.removeFile(file);
+                                        return;
+                                    }
+
+                                    Dcat.error(result.message || 'Remove file failed.');
+                                }
+                            });
+
+                        });
+
+                        break;
+                    case 'preview':
+                        Dcat.helpers.previewImage($wrap.find('img').attr('src'), null, file.name);
+                        break;
+                    case 'order':
+                        $(this).attr('data-id', file.serverId);
+
+                        orderFiles.apply(this);
+                        break;
+                }
+
+            });
+        }
+
+        // 图片宽高验证
+        function validateDimensions(file) {
+            // The image dimensions is invalid.
+            if (!showImg || !isImage(file) || !Dcat.helpers.len(opts.dimensions)) return true;
+            var dimensions = opts.dimensions,
+                width = file._info.width,
+                height = file._info.height,
+                isset = Dcat.helpers.isset;
+            if (
+                (isset(dimensions, 'width') && dimensions['width'] != width) ||
+                (isset(dimensions, 'min_width') && dimensions['min_width'] > width) ||
+                (isset(dimensions, 'max_width') && dimensions['max_width'] < width) ||
+                (isset(dimensions, 'height') && dimensions['height'] != height) ||
+                (isset(dimensions, 'min_height') && dimensions['min_height'] > height) ||
+                (isset(dimensions, 'max_height') && dimensions['max_height'] < height) ||
+                (isset(dimensions, 'ratio') && dimensions['ratio'] != (width / height))
+            ) {
+                return false;
+            }
+
+            return true;
+        }
+
+        // 负责view的销毁
+        function removeUploadFile(file) {
+            var $li = getFileView(file.id);
+
+            delete percentages[file.id];
+            updateTotalProgress();
+            $li.off().find('.file-panel').off().end().remove();
+        }
+
+        function updateTotalProgress() {
+            var loaded = 0,
+                total = 0,
+                $bar = $progress.find('.progress-bar'),
+                percent;
+
+            $.each(percentages, function (k, v) {
+                total += v[0];
+                loaded += v[0] * v[1];
+            });
+
+            percent = total ? loaded / total : 0;
+            percent = Math.round(percent * 100) + '%';
+
+            $bar.text(percent);
+            $bar.css('width', percent);
+            updateStatusText();
+        }
+
+        function updateStatusText() {
+            var text = '', stats;
+
+            if (!uploader) {
+                return;
+            }
+
+            if (state === 'ready') {
+                stats = uploader.getStats();
+                if (fileCount) {
+                    text = __('selected_files', {num: fileCount, size: WebUploader.formatSize(fileSize)});
+                } else {
+                    showSuccess();
+                }
+            } else if (state === 'confirm') {
+                stats = uploader.getStats();
+                if (stats.uploadFailNum) {
+                    text = __('selected_has_failed', {success: stats.successNum, fail: stats.uploadFailNum});
+                }
+            } else {
+                showSuccess();
+            }
+
+            function showSuccess() {
+                stats = uploader.getStats();
+                if (stats.successNum) {
+                    text = __('selected_success', {num: fileCount, size: WebUploader.formatSize(fileSize), success: stats.successNum});
+                }
+
+                if (stats.uploadFailNum) {
+                    text += (text ? __('dot') : '') + __('failed_num', {fail: stats.uploadFailNum});
+                }
+            }
+
+            $info.html(text);
+        }
+
+        // 上传文件后修改字段值
+        function updateFileColumn() {
+            var values = getInput(),
+                num = uploader.getStats().successNum,
+                form = $.extend({}, opts.formData);
+
+            if (!num || !values || !opts.autoUpdateColumn) {
+                return;
+            }
+
+            if (relation) {
+                if (!relation[1]) {
+                    // 新增子表记录,则不调用update接口
+                    return;
+                }
+
+                form[relation[0]] = {};
+
+                form[relation[0]][relation[1]] = {};
+                form[relation[0]][relation[1]][updateColumn] = values.join(',');
+            } else {
+                form[updateColumn] = values.join(',');
+            }
+
+            delete form['_relation'];
+            delete form['upload_column'];
+
+            $.post({
+                url: opts.updateServer,
+                data: form,
+            });
+        }
+
+        function setState(val, args) {
+            var stats;
+            args = args || {};
+
+            if (val === state) {
+                return;
+            }
+
+            if ($upload) {
+                $upload.removeClass('state-' + state);
+                $upload.addClass('state-' + val);
+            }
+            state = val;
+
+            switch (state) {
+                case 'pedding':
+                    if (opts.disabled) return;
+                    $placeHolder.removeClass('element-invisible');
+                    $queue.hide();
+                    $statusBar.addClass('element-invisible');
+                    if (showImg) {
+                        $wrap.removeAttr('style');
+                        $wrap.find('.queueList').removeAttr('style');
+                    }
+
+                    refreshButton();
+                    break;
+
+                case 'ready':
+                    $placeHolder.addClass('element-invisible');
+                    $selector.find(addFileButtonSelector).removeClass('element-invisible');
+                    $queue.show();
+                    if (!opts.disabled) {
+                        $statusBar.removeClass('element-invisible');
+                    }
+                    refreshButton();
+                    if (showImg) {
+                        $wrap.find('.queueList').css({'border': '1px solid #d3dde5', 'padding': '5px'});
+                        // $wrap.find('.queueList').removeAttr('style');
+                    }
+
+                    setTimeout(removeValidatorErrors, 1);
+                    break;
+
+                case 'uploading':
+                    $selector.find(addFileButtonSelector).addClass('element-invisible');
+                    $progress.show();
+                    $upload.text(__('pause_upload'));
+                    break;
+
+                case 'paused':
+                    $progress.show();
+                    $upload.text(__('go_on_upload'));
+                    break;
+
+                case 'confirm':
+                    if (uploader) {
+                        $progress.hide();
+                        $selector.find(addFileButtonSelector).removeClass('element-invisible');
+                        $upload.text(__('start_upload'));
+
+                        stats = uploader.getStats();
+                        if (stats.successNum && !stats.uploadFailNum) {
+                            setState('finish');
+                            return;
+                        }
+                    }
+                    break;
+                case 'finish':
+                    if (uploader) {
+                        stats = uploader.getStats();
+                        if (stats.successNum) {
+                            Dcat.success(__('upload_success_message', {success: stats.successNum}));
+
+                            setTimeout(function () {
+                                if (opts.upload.fileNumLimit == 1) {
+                                    // 单文件上传,需要重置文件上传个数
+                                    uploader.request('get-stats').numOfSuccess = 0;
+                                }
+                            }, 10);
+
+                        } else {
+                            // 没有成功的图片,重设
+                            state = 'done';
+                            location.reload();
+                        }
+                    }
+                    break;
+                case 'decrOriginalFileNum':
+                    if (originalFilesNum > 0) originalFilesNum--;
+                    break;
+
+                case 'incrOriginalFileNum':
+                    originalFilesNum++;
+                    break;
+
+                case 'decrFileNumLimit': // 减少上传文件数量限制
+                    if (!uploader) {
+                        return;
+                    }
+                    var fileLimit = uploader.option('fileNumLimit'),
+                        num = args.num || 1;
+
+                    if (fileLimit == '-1') fileLimit = 0;
+
+                    num = fileLimit >= num ? fileLimit - num : 0;
+
+                    if (num == 0) num = '-1';
+
+                    uploader.option('fileNumLimit', num);
+
+                    break;
+                case 'incrFileNumLimit': // 增加上传文件数量限制
+                    if (!uploader) {
+                        return;
+                    }
+                    var fileLimit = uploader.option('fileNumLimit'),
+                        num = args.num || 1;
+
+                    if (fileLimit == '-1') fileLimit = 0;
+
+                    num = fileLimit + num;
+
+                    uploader.option('fileNumLimit', num);
+                    break;
+                case 'init': // 初始化
+                    $upload.addClass('state-' + state);
+                    updateTotalProgress();
+
+                    if (originalFilesNum || opts.disabled) {
+                        $placeHolder.addClass('element-invisible');
+                        if (!opts.disabled) {
+                            $statusBar.show();
+                        } else {
+                            $wrap.addClass('disabled');
+                        }
+                        setState('ready');
+                    } else if (showImg) {
+                        $wrap.removeAttr('style');
+                        $wrap.find('.queueList').css('margin', '0');
+                    }
+                    refreshButton();
+                    break;
+
+            }
+
+            updateStatusText();
+        }
+
+        // 移除form表单的文件
+        function removeFormFile(fileId) {
+            if (!fileId) return;
+
+            var file = formFiles[fileId];
+
+            deleteInput(fileId);
+            delete formFiles[fileId];
+            if (uploader && !file.fake) {
+                uploader.removeFile(file);
+            }
+
+            setState('decrOriginalFileNum');
+            setState('incrFileNumLimit');
+
+            if (!Dcat.helpers.len(formFiles) && !Dcat.helpers.len(percentages)) {
+                setState('pedding');
+            }
+        }
+
+        // 获取表单值
+        function getInput() {
+            var val = $input.val();
+
+            return val ? val.split(',') : [];
+        }
+
+        // 新增表单值
+        function addInput(id) {
+            var val = getInput();
+            val.push(id);
+            setInput(val);
+        }
+
+        // 设置表单值
+        function setInput(arr) {
+            arr = arr.filter(function (v, k, self) {
+                return self.indexOf(v) === k;
+            }).filter(function (v) {
+                return v ? true : false;
+            });
+
+            $input.val(arr.join(','));
+        }
+
+        // 删除表单值
+        function deleteInput(id) {
+            deleteUploadedFile(id);
+
+            if (!id) {
+                return $input.val('');
+            }
+            setInput(getInput().filter(function (v) {
+                return v != id;
+            }));
+        }
+
+        // 添加已上传文件
+        function appendUploadedFile(file) {
+            if (!file.serverId || searchUploadedFile(file.serverId) !== -1) {
+                return;
+            }
+
+            uploadedFiles.push(file)
+        }
+
+        function syncUploadedFiles() {
+            var files = [];
+            for (var i in uploadedFiles) {
+                if (uploadedFiles[i]) {
+                    files.push(uploadedFiles[i].serverId);
+                }
+            }
+
+            setInput(files);
+        }
+
+        function deleteUploadedFile(fileId) {
+            uploadedFiles = uploadedFiles.filter(function (v) {
+                return v.serverId != fileId;
+            });
+        }
+
+        // 查找文件位置
+        function searchUploadedFile(fileId) {
+            for (var i in uploadedFiles) {
+                if (uploadedFiles[i].serverId === fileId) {
+                    return i;
+                }
+            }
+
+            return -1;
+        }
+
+        // 交换文件排序
+        function swrapUploadedFile(fileId, order) {
+            var index = parseInt(searchUploadedFile(fileId)),
+                currentFile = uploadedFiles[index],
+                prevFile = uploadedFiles[index - 1],
+                nextFile = uploadedFiles[index + 1];
+
+            if (order) {
+                if (index === 0) {
+                    return;
+                }
+
+                uploadedFiles[index - 1] = currentFile;
+                uploadedFiles[index] = prevFile;
+            } else {
+                if (!nextFile) {
+                    return;
+                }
+
+                uploadedFiles[index + 1] = currentFile;
+                uploadedFiles[index] = nextFile;
+            }
+
+            syncUploadedFiles();
+        }
+
+        // 重新渲染已上传文件
+        function rerenderUploadedFiles() {
+            $queue.html('');
+
+            for (var i in uploadedFiles) {
+                if (uploadedFiles[i]) {
+                    appendUploadedFileForm(uploadedFiles[i])
+                }
+            }
+        }
+
+        // 重新计算按钮定位
+        function refreshButton() {
+            uploader.refresh();
+        }
+
+        function removeValidatorErrors() {
+            $input.parents('.form-group,.form-label-group,.form-field').find('.with-errors').html('')
+        }
+
+        // 文件排序
+        function orderFiles() {
+            var $this = $(this),
+                $li = $this.parents('li').first(),
+                fileId = $this.data('id'),
+                order = $this.data('order'),
+                $prev = $li.prev(),
+                $next = $li.next();
+
+            if (order) {
+                // 升序
+                if (!$prev.length) {
+                    return;
+                }
+                swrapUploadedFile(fileId, order);
+                rerenderUploadedFiles();
+
+                return;
+            }
+
+            if (!$next.length) {
+                return;
+            }
+
+            swrapUploadedFile(fileId, order);
+            rerenderUploadedFiles();
+        }
+
+        // 添加上传成功文件到表单区域
+        function appendUploadedFileForm(file) {
+            var html = "";
+            html += "<li title='" + file.serverPath + "'>";
+
+            if (!showImg && opts.sortable) {
+                // 文件排序
+                html += `
+<p style="right: 45px" class="file-action" data-file-act='order' data-order="1" data-id='${file.serverId}'><i class='feather icon-arrow-up'></i></p>
+<p style="right: 25px" class="file-action" data-file-act='order' data-order="0" data-id='${file.serverId}'><i class='feather icon-arrow-down'></i></p>
+`;
+            }
+
+            if (showImg) {
+                html += `<p class='imgWrap'><img src='${file.serverUrl}'></p>`
+            } else if (!opts.disabled) {
+                html += `<p class="file-action" data-file-act="delete" data-id="${file.serverId}"><i class="feather icon-trash red-dark"></i></p>`;
+            }
+
+            html += "<p class='title' style=''><i class='feather icon-check text-white icon-success text-white'></i>";
+            html += file.serverPath;
+            html += "</p>";
+
+            if (showImg) {
+                html += "<p class='title' style='margin-bottom:20px;'>&nbsp;</p>";
+                html += "<div class='file-panel' >";
+
+                if (!opts.disabled) {
+                    html += `<a class='btn btn-sm btn-white' data-file-act='deleteurl' data-id='${file.serverId}'><i class='feather icon-trash red-dark' style='font-size:13px'></i></a>`;
+                }
+                html += `<a class='btn btn-sm btn-white' data-file-act='preview' data-url='${file.serverUrl}' ><i class='feather icon-zoom-in'></i></a>`;
+
+                if (opts.sortable) {
+                    // 文件排序
+                    html += `
+<a class='btn btn-sm btn-white' data-file-act='order' data-order="1" data-id='${file.serverId}'><i class='feather icon-arrow-up'></i></a>
+<a class='btn btn-sm btn-white' data-file-act='order' data-order="0" data-id='${file.serverId}'><i class='feather icon-arrow-down'></i></a>
+`;
+                }
+
+                html += "</div>";
+            } else {
+
+            }
+
+            html += "</li>";
+            html = $(html);
+
+            if (!showImg) {
+                html.find('.file-type').show();
+                html.find('.title').show();
+                $wrap.css('background', 'transparent');
+            }
+
+            var deleteFile = function () {
+                var fileId = $(this).data('id'), post = opts.deleteData;
+
+                if (opts.disableRemove) {
+                    html.remove();
+
+                    return removeFormFile(fileId);
+                }
+
+                Dcat.confirm(__('confirm_delete_file'), file.serverId, function () {
+                    post.key = fileId;
+                    post._column = updateColumn;
+                    post._relation = relation;
+
+                    Dcat.loading();
+                    $.post({
+                        url: opts.deleteUrl,
+                        data: post,
+                        success: function (result) {
+                            Dcat.loading(false);
+                            if (result.status) {
+                                // 移除
+                                html.remove();
+
+                                removeFormFile(fileId);
+                                return;
+                            }
+
+                            Dcat.error(result.message || 'Remove file failed.')
+                        }
+                    });
+                });
+            };
+
+            // 删除按钮点击事件
+            html.find('[data-file-act="deleteurl"]').click(deleteFile);
+            html.find('[data-file-act="delete"]').click(deleteFile);
+
+            // 文件排序
+            if (opts.sortable) {
+                html.find('[data-file-act="order"').click(orderFiles);
+            }
+
+            // 放大图片
+            html.find('[data-file-act="preview"]').click(function () {
+                var url = $(this).data('url');
+
+                Dcat.helpers.previewImage(url);
+            });
+
+            formFiles[file.serverId] = file;
+
+            addInput(file.serverId);
+
+            $queue.append(html);
+
+            if (showImg) {
+                setTimeout(function () {
+                    html.css('margin', '5px');
+                }, initImg ? 0 : 400);
+
+                initImg = 1;
+            }
+        }
+
+        // 初始化web-uploader
+        function build() {
+            $wrap = $selector.find(opts.wrapper);
+
+            // 图片容器
+            $queue = $('<ul class="filelist"></ul>').appendTo($wrap.find('.queueList'));
+
+            // 状态栏,包括进度和控制按钮
+            $statusBar = $wrap.find('.statusBar');
+
+            // 文件总体选择信息。
+            $info = $statusBar.find('.info');
+
+            // 上传按钮
+            $upload = $wrap.find('.upload-btn');
+
+            // 没选择文件之前的内容。
+            $placeHolder = $wrap.find('.placeholder');
+
+            $progress = $statusBar.find('.upload-progress').hide();
+
+            // IE;
+            supportIe();
+
+            // 实例化
+            this.uploader = uploader = WebUploader.create(opts.upload);
+
+            // 拖拽时不接受 js, txt 文件。
+            uploader.on('dndAccept', function (items) {
+                var denied = false,
+                    len = items.length,
+                    i = 0,
+                    // 修改js类型
+                    unAllowed = 'text/plain;application/javascript ';
+
+                for (; i < len; i++) {
+                    // 如果在列表里面
+                    if (~unAllowed.indexOf(items[i].type)) {
+                        denied = true;
+                        break;
+                    }
+                }
+
+                return !denied;
+            });
+
+            if (opts.upload.fileNumLimit > 1 && !opts.disabled) {
+                // 添加“添加文件”的按钮,
+                uploader.addButton({
+                    id: addFileButtonSelector,
+                    label: '<i class="feather icon-folder"></i> &nbsp;' + __('go_on_add')
+                });
+            }
+
+            uploader.onUploadProgress = function (file, percentage) {
+                percentages[file.id][1] = percentage;
+                updateTotalProgress();
+            };
+
+            uploader.onBeforeFileQueued = function (file) {
+
+            };
+
+            // 添加文件
+            uploader.onFileQueued = function (file) {
+                fileCount++;
+                fileSize += file.size;
+
+                if (fileCount === 1) {
+                    $placeHolder.addClass('element-invisible');
+                    $statusBar.show();
+                }
+
+                addFile(file);
+                setState('ready');
+                updateTotalProgress();
+
+                if (!opts.disabled && opts.autoUpload) {
+                    // 自动上传
+                    uploader.upload()
+                }
+            };
+
+            // 删除文件事件监听
+            uploader.onFileDequeued = function (file) {
+                fileCount--;
+                fileSize -= file.size;
+
+                if (!fileCount && !Dcat.helpers.len(formFiles)) {
+                    setState('pedding');
+                }
+
+                removeUploadFile(file);
+            };
+
+            uploader.on('all', function (type, obj, reason) {
+                switch (type) {
+                    case 'uploadFinished':
+                        setState('confirm');
+                        updateFileColumn();
+                        break;
+
+                    case 'startUpload':
+                        setState('uploading');
+                        break;
+
+                    case 'stopUpload':
+                        setState('paused');
+                        break;
+                    case  'uploadAccept':
+                        // 上传失败,返回false
+                        if (reason && reason.error) {
+                            Dcat.error(reason.error.message);
+
+                            faildFiles[obj.file.id] = obj.file;
+
+                            return false;
+                        }
+
+                        if (reason.merge) {
+                            // 分片上传
+                            return;
+                        }
+
+                        // 上传成功,保存新文件名和路径到file对象
+                        obj.file.serverId = reason.id;
+                        obj.file.serverName = reason.name;
+                        obj.file.serverPath = reason.path;
+                        obj.file.serverUrl = reason.url || null;
+
+                        appendUploadedFile(obj.file);
+
+                        addInput(reason.id);
+
+                        var $li = getFileView(obj.file.id);
+
+                        if (!showImg) {
+                            $li.find('.file-action').hide();
+                            $li.find('[data-file-act="delete"]').show();
+                        }
+
+                        if (opts.sortable) {
+                            $li.find('[data-file-act="order"]').removeClass('d-none').show();
+                        }
+
+                        break;
+                }
+
+            });
+
+            uploader.onError = function (code) {
+                switch (code) {
+                    case 'Q_TYPE_DENIED':
+                        Dcat.error(__('Q_TYPE_DENIED'));
+                        break;
+                    case 'Q_EXCEED_NUM_LIMIT':
+                        Dcat.error(__('Q_EXCEED_NUM_LIMIT', {num: opts.upload.fileNumLimit}));
+                        break;
+                    case 'F_EXCEED_SIZE':
+                        Dcat.error(__('F_EXCEED_SIZE'));
+                        break;
+                    case 'Q_EXCEED_SIZE_LIMIT':
+                        Dcat.error(__('Q_EXCEED_SIZE_LIMIT'));
+                        break;
+                    case 'F_DUPLICATE':
+                        Dcat.warning(__('F_DUPLICATE'));
+                        break;
+                    default:
+                        Dcat.error('Error: ' + code);
+                }
+
+            };
+
+            $upload.on('click', function () {
+                if ($(this).hasClass('disabled')) {
+                    return false;
+                }
+
+                if (state === 'ready') {
+                    uploader.upload();
+                } else if (state === 'paused') {
+                    uploader.upload();
+                } else if (state === 'uploading') {
+                    uploader.stop();
+                }
+            });
+
+            $info.on('click', '.retry', function () {
+                uploader.retry();
+            });
+
+            $info.on('click', '.ignore', function () {
+                for (var i in faildFiles) {
+                    uploader.removeFile(i, true);
+                    delete faildFiles[i];
+                }
+
+            });
+
+            setState('init');
+        }
+
+        // 预览
+        function preview() {
+            for (var i in opts.preview) {
+                var path = opts.preview[i].path, ext;
+
+                if (path.indexOf('.')) {
+                    ext = path.split('.').pop();
+                }
+
+                var file = {
+                    serverId: opts.preview[i].id,
+                    serverUrl: opts.preview[i].url,
+                    serverPath: path,
+                    ext: ext,
+                    fake: 1,
+                };
+
+                setState('incrOriginalFileNum');
+                setState('decrFileNumLimit');
+
+                appendUploadedFileForm(file);
+                appendUploadedFile(file);
+            }
+        }
+
+        this.uploader = uploader;
+        this.options = opts;
+        this.build = build;
+        this.preview = preview;
+        this.setState = setState;
+        this.refreshButton = refreshButton;
+        this.getFileView = getFileView;
+        this.getFileViewSelector = getFileViewSelector;
+        this.addFileView = addFile;
+        this.removeUploadFileView = removeUploadFile;
+        this.isImage = isImage;
+        this.getColumn = function () {
+            return updateColumn;
+        };
+
+        function supportIe() {
+            if (!WebUploader.Uploader.support('flash') && WebUploader.browser.ie) {
+
+                // flash 安装了但是版本过低。
+                if (flashVersion) {
+                    (function (container) {
+                        window['expressinstallcallback'] = function (state) {
+                            switch (state) {
+                                case 'Download.Cancelled':
+                                    break;
+
+                                case 'Download.Failed':
+                                    Dcat.error('Install failed!');
+                                    break;
+
+                                default:
+                                    Dcat.success('Install Success!');
+                                    break;
+                            }
+                            delete window['expressinstallcallback'];
+                        };
+
+                        var swf = './expressInstall.swf';
+                        // insert flash object
+                        var html = `<object type="application/x-shockwave-flash" data="${swf}" `;
+
+                        if (WebUploader.browser.ie) {
+                            html += 'classid="clsid:d27cdb6e-ae6d-11cf-96b8-444553540000" ';
+                        }
+
+                        html += `width="100%" height="100%" style="outline:0">
+                            <param name="movie" value="${swf}" />
+                            <param name="wmode" value="transparent" />
+                            <param name="allowscriptaccess" value="always" />
+                            </object>`;
+
+                        container.html(html);
+
+                    })($wrap);
+
+                } else {
+                    $wrap.html('<a href="http://www.adobe.com/go/getflashplayer" target="_blank" border="0"><img alt="get flash player" src="http://www.adobe.com/macromedia/style_guide/images/160x41_Get_Flash_Player.jpg" /></a>');
+                }
+
+                return;
+            } else if (!WebUploader.Uploader.support()) {
+                Dcat.error('您的浏览器不支持Web Uploader!');
+                return;
+            }
+        }
+
+        return this;
+    }
+
+    Dcat.Uploader = function (options) {
+        return new Uploader(options)
+    };
+
+})(window, jQuery);