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file_upload.js 4.90 KiB
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/*
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 * Copyright (C) 2015 IRSTEA
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 * All rights reserved.
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 */
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(function($) {
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    /** Plugin irsteaFileUpload.
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     */
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    $.fn.irsteaFileUpload = function(options) {
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        var $this             = $(this),
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            $button           = $this.find('.fileinput-button'),
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            $entries          = $this.find('.fileinput-entries'),
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            prototype         = options.prototype,
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            createUrl         = options.createUrl,
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            uploadPrototype   = options.uploadPrototype,
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            downloadPrototype = options.downloadPrototype;
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        delete options.prototype;
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        delete options.createUrl;
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        delete options.uploadPrototype;
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        delete options.downloadPrototype;
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        var formatSize = function(size) {
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                if(size > 1000000000) {
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                    return (size/1000000000).toFixed(2) + ' Gio';
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                }
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                if(size > 1000000) {
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                    return (size/1000000).toFixed(2) + ' Mio';
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                }
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                if(size > 1000) {
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                    return (size/1000).toFixed(2)+ ' Kio';
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                }
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                return size + ' o';
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            },
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            formatBitrate = function(rate) {
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                return formatSize(rate) + '/s';
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            },
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            updateButtonVisibility = function() {
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                console.debug($entries.children());
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                if($entries.children().length > 0 && !options.multiple) {
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                    $button.hide();
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                } else {
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                    $button.show();
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                }
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            };
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        $this.find('.template-download .size').each(function() { $(this).html(formatSize($(this).text())); });
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        updateButtonVisibility();
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        // Activation
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        $this.fileupload({
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            type: 'PUT',
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            autoUpload: true,
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            formData: {},
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            multipart: false,
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            uploadTemplateId: null,
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            downloadTemplateId: null,
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            filesContainer: $this.find('.fileinput-entries'),
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            maxChunkSize: 1000000,
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            uploadTemplate: function(data) {
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                var rows = $();
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                $.each(data.files, function (index, file) {
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                    var row = $(uploadPrototype);
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                    row.find('.name').text(file.name);
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                    row.find('.size').text(formatSize(file.size));
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                    if (file.error) {
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                        row.find('.error').text(file.error);
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                    }
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rows = rows.add(row); }); return rows; }, downloadTemplate: function(data) { var rows = $(); $.each(data.files, function (index, file) { var row = $(downloadPrototype); row.find('.size').html(formatSize(file.size)); if (file.error) { row.find('.name').text(file.name); row.find('.error').text(file.error); } else { row.find('.name a') .text(file.name) .attr('data-gallery', '') .prop('href', file.url); row.find('button.delete') .attr('data-type', file.delete_type) .attr('data-url', file.delete_url); } rows = rows.add(row); }); return rows; }, submit: function (e, data) { var $this = $(this), file = data.files[0]; $.post( createUrl, { file: { name: file.name, size: file.size, type: file.type, lastModified: file.lastModified } }, function(response) { data.url = response.url; data.jqXHR = $this.fileupload('send', data); } ); return false; }, progress: function (e, data) { if(!data.context || e.isDefaultPrevented()) { return; } var progress = Math.floor(data.loaded / data.total * 100); data.context.each(function () { $(this).find('.progress') .attr('aria-valuenow', progress) .children().first().css('width',progress + '%'); $(this).find('.progress-text').html(progress + '% ('+formatBitrate(data.bitrate)+')'); }); } }).bind({ fileuploadfailed: function (e, data) { $.ajax(data.url, { type: 'DELETE' }); }, fileuploadadded: updateButtonVisibility, fileuploadfinished: updateButtonVisibility, fileuploaddestroyed: updateButtonVisibility }); }; })(jQuery);