From 8caae56b39bf84490b67df876fb65203d2471ab2 Mon Sep 17 00:00:00 2001 From: andreimarcu Date: Fri, 25 Sep 2015 00:58:38 -0400 Subject: [PATCH] json response + imported old drag and drop uploader --- server.go | 7 +- static/css/linx.css | 2 +- static/js/cat.js | 1894 ++++++++++++++++++++++++++++++++++++++++++ templates/index.html | 23 +- upload.go | 37 +- 5 files changed, 1946 insertions(+), 17 deletions(-) create mode 100644 static/js/cat.js diff --git a/server.go b/server.go index c96befa..0d0ea39 100644 --- a/server.go +++ b/server.go @@ -15,15 +15,18 @@ var Config struct { bind string filesDir string siteName string + siteURL string } func main() { flag.StringVar(&Config.bind, "b", "127.0.0.1:8080", "host to bind to (default: 127.0.0.1:8080)") - flag.StringVar(&Config.filesDir, "d", "files/", + flag.StringVar(&Config.filesDir, "filespath", "files/", "path to files directory (default: files/)") - flag.StringVar(&Config.siteName, "n", "linx", + flag.StringVar(&Config.siteName, "sitename", "linx", "name of the site") + flag.StringVar(&Config.siteURL, "siteurl", "http://"+Config.bind+"/", + "site base url (including trailing slash)") flag.Parse() // Disable template caching -- keep until out of pre-alpha diff --git a/static/css/linx.css b/static/css/linx.css index 8b0916f..d112a6b 100644 --- a/static/css/linx.css +++ b/static/css/linx.css @@ -352,7 +352,7 @@ body { } .qq-upload-file {} -.qq-upload-spinner {display:inline-block; background: url("/images/loading.gif"); width:15px; height:15px; vertical-align:text-bottom;} +.qq-upload-spinner {display:inline-block; width:15px; height:15px; vertical-align:text-bottom;} .qq-upload-size,.qq-upload-cancel {font-size:11px;} .qq-upload-failed-text {display:none;} diff --git a/static/js/cat.js b/static/js/cat.js new file mode 100644 index 0000000..de9e837 --- /dev/null +++ b/static/js/cat.js @@ -0,0 +1,1894 @@ +/** + * http://github.com/valums/file-uploader + * + * Multiple file upload component with progress-bar, drag-and-drop. + * © 2010 Andrew Valums ( andrew(at)valums.com ) + * + * Licensed under GNU GPL 2 or later and GNU LGPL 2 or later, see license.txt. + */ + +// +// Helper functions +// + +var qq = qq || {}; + +/** + * Adds all missing properties from second obj to first obj + */ +qq.extend = function(first, second){ + for (var prop in second){ + first[prop] = second[prop]; + } +}; + +/** + * Searches for a given element in the array, returns -1 if it is not present. + * @param {Number} [from] The index at which to begin the search + */ +qq.indexOf = function(arr, elt, from){ + if (arr.indexOf) return arr.indexOf(elt, from); + + from = from || 0; + var len = arr.length; + + if (from < 0) from += len; + + for (; from < len; from++){ + if (from in arr && arr[from] === elt){ + return from; + } + } + return -1; +}; + +qq.getUniqueId = (function(){ + var id = 0; + return function(){ return id++; }; +})(); + +// +// Events + +qq.attach = function(element, type, fn){ + if (element.addEventListener){ + element.addEventListener(type, fn, false); + } else if (element.attachEvent){ + element.attachEvent('on' + type, fn); + } +}; +qq.detach = function(element, type, fn){ + if (element.removeEventListener){ + element.removeEventListener(type, fn, false); + } else if (element.attachEvent){ + element.detachEvent('on' + type, fn); + } +}; + +qq.preventDefault = function(e){ + if (e.preventDefault){ + e.preventDefault(); + } else{ + e.returnValue = false; + } +}; + +// +// Node manipulations + +/** + * Insert node a before node b. + */ +qq.insertBefore = function(a, b){ + b.parentNode.insertBefore(a, b); +}; +qq.remove = function(element){ + element.parentNode.removeChild(element); +}; + +qq.contains = function(parent, descendant){ + // compareposition returns false in this case + if (parent == descendant) return true; + + if (parent.contains){ + return parent.contains(descendant); + } else { + return !!(descendant.compareDocumentPosition(parent) & 8); + } +}; + +/** + * Creates and returns element from html string + * Uses innerHTML to create an element + */ +qq.toElement = (function(){ + var div = document.createElement('div'); + return function(html){ + div.innerHTML = html; + var element = div.firstChild; + div.removeChild(element); + return element; + }; +})(); + +// +// Node properties and attributes + +/** + * Sets styles for an element. + * Fixes opacity in IE6-8. + */ +qq.css = function(element, styles){ + if (styles.opacity != null){ + if (typeof element.style.opacity != 'string' && typeof(element.filters) != 'undefined'){ + styles.filter = 'alpha(opacity=' + Math.round(100 * styles.opacity) + ')'; + } + } + qq.extend(element.style, styles); +}; +qq.hasClass = function(element, name){ + var re = new RegExp('(^| )' + name + '( |$)'); + return re.test(element.className); +}; +qq.addClass = function(element, name){ + if (!qq.hasClass(element, name)){ + element.className += ' ' + name; + } +}; +qq.removeClass = function(element, name){ + var re = new RegExp('(^| )' + name + '( |$)'); + element.className = element.className.replace(re, ' ').replace(/^\s+|\s+$/g, ""); +}; +qq.setText = function(element, text){ + element.innerText = text; + element.textContent = text; +}; + +// +// Selecting elements + +qq.children = function(element){ + var children = [], + child = element.firstChild; + + while (child){ + if (child.nodeType == 1){ + children.push(child); + } + child = child.nextSibling; + } + + return children; +}; + +qq.getByClass = function(element, className){ + if (element.querySelectorAll){ + return element.querySelectorAll('.' + className); + } + + var result = []; + var candidates = element.getElementsByTagName("*"); + var len = candidates.length; + + for (var i = 0; i < len; i++){ + if (qq.hasClass(candidates[i], className)){ + result.push(candidates[i]); + } + } + return result; +}; + +/** + * obj2url() takes a json-object as argument and generates + * a querystring. pretty much like jQuery.param() + * + * how to use: + * + * `qq.obj2url({a:'b',c:'d'},'http://any.url/upload?otherParam=value');` + * + * will result in: + * + * `http://any.url/upload?otherParam=value&a=b&c=d` + * + * @param Object JSON-Object + * @param String current querystring-part + * @return String encoded querystring + */ +qq.obj2url = function(obj, temp, prefixDone){ + var uristrings = [], + prefix = '&', + add = function(nextObj, i){ + var nextTemp = temp + ? (/\[\]$/.test(temp)) // prevent double-encoding + ? temp + : temp+'['+i+']' + : i; + if ((nextTemp != 'undefined') && (i != 'undefined')) { + uristrings.push( + (typeof nextObj === 'object') + ? qq.obj2url(nextObj, nextTemp, true) + : (Object.prototype.toString.call(nextObj) === '[object Function]') + ? encodeURIComponent(nextTemp) + '=' + encodeURIComponent(nextObj()) + : encodeURIComponent(nextTemp) + '=' + encodeURIComponent(nextObj) + ); + } + }; + + if (!prefixDone && temp) { + prefix = (/\?/.test(temp)) ? (/\?$/.test(temp)) ? '' : '&' : '?'; + uristrings.push(temp); + uristrings.push(qq.obj2url(obj)); + } else if ((Object.prototype.toString.call(obj) === '[object Array]') && (typeof obj != 'undefined') ) { + // we wont use a for-in-loop on an array (performance) + for (var i = 0, len = obj.length; i < len; ++i){ + add(obj[i], i); + } + } else if ((typeof obj != 'undefined') && (obj !== null) && (typeof obj === "object")){ + // for anything else but a scalar, we will use for-in-loop + for (var i in obj){ + add(obj[i], i); + } + } else { + uristrings.push(encodeURIComponent(temp) + '=' + encodeURIComponent(obj)); + } + + return uristrings.join(prefix) + .replace(/^&/, '') + .replace(/%20/g, '+'); +}; + +// +// +// Uploader Classes +// +// + +var qq = qq || {}; + +/** + * Creates upload button, validates upload, but doesn't create file list or dd. + */ +qq.FileUploaderBasic = function(o){ + this._options = { + // set to true to see the server response + debug: false, + action: '/upload', + params: {}, + button: null, + multiple: true, + maxConnections: 3, + // validation + allowedExtensions: [], + sizeLimit: 2147483648, + minSizeLimit: 0, + // events + // return false to cancel submit + onSubmit: function(id, fileName){ document.getElementById("toggleme").style.display = "block";}, + onProgress: function(id, fileName, loaded, total){}, + onComplete: function(id, fileName, responseJSON){}, + onCancel: function(id, fileName){}, + // messages + messages: { + typeError: "{file} has invalid extension. Only {extensions} are allowed.", + //sizeError: "{file} is too large, maximum file size is {sizeLimit}.", + sizeError: "test", + minSizeError: "{file} is too small, minimum file size is {minSizeLimit}.", + emptyError: "{file} is empty, please select files again without it.", + onLeave: "The files are being uploaded, if you leave now the upload will be cancelled." + }, + showMessage: function(message){ + if (message == "test") { + + if (confirm("Uploading a large file, redirecting to a stable uploader. \nCancel if you currently have files already uploaded.")) { + document.getElementById("html5").style.display = "none"; + document.getElementById("flash").style.display = "block"; + + + //window.location = "/stable"; + } + } + else { + alert(message); + } + } + }; + qq.extend(this._options, o); + + // number of files being uploaded + this._filesInProgress = 0; + this._handler = this._createUploadHandler(); + + if (this._options.button){ + this._button = this._createUploadButton(this._options.button); + } + + this._preventLeaveInProgress(); +}; + +qq.FileUploaderBasic.prototype = { + setParams: function(params){ + this._options.params = params; + }, + getInProgress: function(){ + return this._filesInProgress; + }, + _createUploadButton: function(element){ + var self = this; + + return new qq.UploadButton({ + element: element, + multiple: this._options.multiple && qq.UploadHandlerXhr.isSupported(), + onChange: function(input){ + self._onInputChange(input); + } + }); + }, + _createUploadHandler: function(){ + var self = this, + handlerClass; + + if(qq.UploadHandlerXhr.isSupported()){ + handlerClass = 'UploadHandlerXhr'; + } else { + handlerClass = 'UploadHandlerForm'; + } + + var handler = new qq[handlerClass]({ + debug: this._options.debug, + action: this._options.action, + maxConnections: this._options.maxConnections, + onProgress: function(id, fileName, loaded, total){ + self._onProgress(id, fileName, loaded, total); + self._options.onProgress(id, fileName, loaded, total); + }, + onComplete: function(id, fileName, result){ + self._onComplete(id, fileName, result); + self._options.onComplete(id, fileName, result); + }, + onCancel: function(id, fileName){ + self._onCancel(id, fileName); + self._options.onCancel(id, fileName); + } + }); + + return handler; + }, + _preventLeaveInProgress: function(){ + var self = this; + + qq.attach(window, 'beforeunload', function(e){ + if (!self._filesInProgress){return;} + + var e = e || window.event; + // for ie, ff + e.returnValue = self._options.messages.onLeave; + // for webkit + return self._options.messages.onLeave; + }); + }, + _onSubmit: function(id, fileName){ + this._filesInProgress++; + }, + _onProgress: function(id, fileName, loaded, total){ + }, + _onComplete: function(id, fileName, result){ + this._filesInProgress--; + if (result.error){ + this._options.showMessage(result.error); + } + }, + _onCancel: function(id, fileName){ + this._filesInProgress--; + }, + _onInputChange: function(input){ + if (this._handler instanceof qq.UploadHandlerXhr){ + this._uploadFileList(input.files); + } else { + if (this._validateFile(input)){ + this._uploadFile(input); + } + } + this._button.reset(); + }, + _uploadFileList: function(files){ + for (var i=0; i this._options.sizeLimit){ + this._error('sizeError', name); + return false; + + } else if (size && size < this._options.minSizeLimit){ + this._error('minSizeError', name); + return false; + } + + return true; + }, + _error: function(code, fileName){ + var message = this._options.messages[code]; + function r(name, replacement){ message = message.replace(name, replacement); } + + r('{file}', this._formatFileName(fileName)); + r('{extensions}', this._options.allowedExtensions.join(', ')); + r('{sizeLimit}', this._formatSize(this._options.sizeLimit)); + r('{minSizeLimit}', this._formatSize(this._options.minSizeLimit)); + + this._options.showMessage(message); + }, + _formatFileName: function(name){ + if (name.length > 33){ + name = name.slice(0, 19) + '...' + name.slice(-13); + } + return name; + }, + _isAllowedExtension: function(fileName){ + var ext = (-1 !== fileName.indexOf('.')) ? fileName.replace(/.*[.]/, '').toLowerCase() : ''; + var allowed = this._options.allowedExtensions; + + if (!allowed.length){return true;} + + for (var i=0; i 99); + + return Math.max(bytes, 0.1).toFixed(1) + ['kB', 'MB', 'GB', 'TB', 'PB', 'EB'][i]; + } +}; + + +/** + * Class that creates upload widget with drag-and-drop and file list + * @inherits qq.FileUploaderBasic + */ +qq.FileUploader = function(o){ + // call parent constructor + qq.FileUploaderBasic.apply(this, arguments); + + // additional options + qq.extend(this._options, { + element: null, + // if set, will be used instead of qq-upload-list in template + listElement: null, + + template: '
' + + '
Drop files here to upload
' + + '
Click or Drop file(s)
' + + + '
' + + + '
', + + // template for one item in file list + fileTemplate: '
  • ' + + '' + + '' + + '' + + 'Cancel' + + 'Failed' + + '
    • ', + + classes: { + // used to get elements from templates + button: 'qq-upload-button', + drop: 'qq-upload-drop-area', + dropActive: 'qq-upload-drop-area-active', + list: 'qq-upload-list', + + file: 'qq-upload-file', + spinner: 'qq-upload-spinner', + size: 'qq-upload-size', + cancel: 'qq-upload-cancel', + + // added to list item when upload completes + // used in css to hide progress spinner + success: 'qq-upload-success', + fail: 'qq-upload-fail' + } + }); + // overwrite options with user supplied + qq.extend(this._options, o); + + this._element = this._options.element; + this._element.innerHTML = this._options.template; + this._listElement = this._options.listElement || this._find(this._element, 'list'); + + this._classes = this._options.classes; + + this._button = this._createUploadButton(this._find(this._element, 'button')); + + this._bindCancelEvent(); + this._setupDragDrop(); +}; + +// inherit from Basic Uploader +qq.extend(qq.FileUploader.prototype, qq.FileUploaderBasic.prototype); + +qq.extend(qq.FileUploader.prototype, { + /** + * Gets one of the elements listed in this._options.classes + **/ + _find: function(parent, type){ + var element = qq.getByClass(parent, this._options.classes[type])[0]; + if (!element){ + throw new Error('element not found ' + type); + } + + return element; + }, + _setupDragDrop: function(){ + var self = this, + dropArea = this._find(this._element, 'drop'); + + var dz = new qq.UploadDropZone({ + element: dropArea, + onEnter: function(e){ + qq.addClass(dropArea, self._classes.dropActive); + e.stopPropagation(); + }, + onLeave: function(e){ + e.stopPropagation(); + }, + onLeaveNotDescendants: function(e){ + qq.removeClass(dropArea, self._classes.dropActive); + }, + onDrop: function(e){ + dropArea.style.display = 'none'; + qq.removeClass(dropArea, self._classes.dropActive); + self._uploadFileList(e.dataTransfer.files); + } + }); + + dropArea.style.display = 'none'; + + qq.attach(document, 'dragenter', function(e){ + if (!dz._isValidFileDrag(e)) return; + + dropArea.style.display = 'block'; + }); + qq.attach(document, 'dragleave', function(e){ + if (!dz._isValidFileDrag(e)) return; + + var relatedTarget = document.elementFromPoint(e.clientX, e.clientY); + // only fire when leaving document out + if ( ! relatedTarget || relatedTarget.nodeName == "HTML"){ + dropArea.style.display = 'none'; + } + }); + }, + _onSubmit: function(id, fileName){ + qq.FileUploaderBasic.prototype._onSubmit.apply(this, arguments); + this._addToList(id, fileName); + }, + _onProgress: function(id, fileName, loaded, total){ + qq.FileUploaderBasic.prototype._onProgress.apply(this, arguments); + + var item = this._getItemByFileId(id); + var size = this._find(item, 'size'); + size.style.display = 'inline'; + + var text; + if (loaded != total){ + text = Math.round(loaded / total * 100) + '% from ' + this._formatSize(total); + } else { + text = this._formatSize(total); + } + + qq.setText(size, text); + }, + _onComplete: function(id, fileName, result){ + qq.FileUploaderBasic.prototype._onComplete.apply(this, arguments); + + // mark completed + var item = this._getItemByFileId(id); + qq.remove(this._find(item, 'cancel')); + qq.remove(this._find(item, 'spinner')); + + if (result){ + qq.addClass(item, this._classes.success); + item.innerHTML = '' + result.url + ' 
    ' + } else { + qq.addClass(item, this._classes.fail); + } + }, + _addToList: function(id, fileName){ + var item = qq.toElement(this._options.fileTemplate); + item.qqFileId = id; + + var fileElement = this._find(item, 'file'); + qq.setText(fileElement, this._formatFileName(fileName)); + this._find(item, 'size').style.display = 'none'; + + this._listElement.appendChild(item); + }, + _getItemByFileId: function(id){ + var item = this._listElement.firstChild; + + // there can't be txt nodes in dynamically created list + // and we can use nextSibling + while (item){ + if (item.qqFileId == id) return item; + item = item.nextSibling; + } + }, + /** + * delegate click event for cancel link + **/ + _bindCancelEvent: function(){ + var self = this, + list = this._listElement; + + qq.attach(list, 'click', function(e){ + e = e || window.event; + var target = e.target || e.srcElement; + + if (qq.hasClass(target, self._classes.cancel)){ + qq.preventDefault(e); + + var item = target.parentNode; + self._handler.cancel(item.qqFileId); + qq.remove(item); + } + }); + } +}); + +qq.UploadDropZone = function(o){ + this._options = { + element: null, + onEnter: function(e){}, + onLeave: function(e){}, + // is not fired when leaving element by hovering descendants + onLeaveNotDescendants: function(e){}, + onDrop: function(e){} + }; + qq.extend(this._options, o); + + this._element = this._options.element; + + this._disableDropOutside(); + this._attachEvents(); +}; + +qq.UploadDropZone.prototype = { + _disableDropOutside: function(e){ + // run only once for all instances + if (!qq.UploadDropZone.dropOutsideDisabled ){ + + qq.attach(document, 'dragover', function(e){ + if (e.dataTransfer){ + e.dataTransfer.dropEffect = 'none'; + e.preventDefault(); + } + }); + + qq.UploadDropZone.dropOutsideDisabled = true; + } + }, + _attachEvents: function(){ + var self = this; + + qq.attach(self._element, 'dragover', function(e){ + if (!self._isValidFileDrag(e)) return; + + var effect = e.dataTransfer.effectAllowed; + if (effect == 'move' || effect == 'linkMove'){ + e.dataTransfer.dropEffect = 'move'; // for FF (only move allowed) + } else { + e.dataTransfer.dropEffect = 'copy'; // for Chrome + } + + e.stopPropagation(); + e.preventDefault(); + }); + + qq.attach(self._element, 'dragenter', function(e){ + if (!self._isValidFileDrag(e)) return; + + self._options.onEnter(e); + }); + + qq.attach(self._element, 'dragleave', function(e){ + if (!self._isValidFileDrag(e)) return; + + self._options.onLeave(e); + + var relatedTarget = document.elementFromPoint(e.clientX, e.clientY); + // do not fire when moving a mouse over a descendant + if (qq.contains(this, relatedTarget)) return; + + self._options.onLeaveNotDescendants(e); + }); + + qq.attach(self._element, 'drop', function(e){ + if (!self._isValidFileDrag(e)) return; + + e.preventDefault(); + self._options.onDrop(e); + }); + }, + _isValidFileDrag: function(e){ + var dt = e.dataTransfer, + // do not check dt.types.contains in webkit, because it crashes safari 4 + isWebkit = navigator.userAgent.indexOf("AppleWebKit") > -1; + + // dt.effectAllowed is none in Safari 5 + // dt.types.contains check is for firefox + return dt && dt.effectAllowed != 'none' && + (dt.files || (!isWebkit && dt.types.contains && dt.types.contains('Files'))); + + } +}; + +qq.UploadButton = function(o){ + this._options = { + element: null, + // if set to true adds multiple attribute to file input + multiple: false, + // name attribute of file input + name: 'file', + onChange: function(input){}, + hoverClass: 'qq-upload-button-hover', + focusClass: 'qq-upload-button-focus' + }; + + qq.extend(this._options, o); + + this._element = this._options.element; + + // make button suitable container for input + qq.css(this._element, { + position: 'relative', + overflow: 'hidden', + // Make sure browse button is in the right side + // in Internet Explorer + direction: 'ltr' + }); + + this._input = this._createInput(); +}; + +qq.UploadButton.prototype = { + /* returns file input element */ + getInput: function(){ + return this._input; + }, + /* cleans/recreates the file input */ + reset: function(){ + if (this._input.parentNode){ + qq.remove(this._input); + } + + qq.removeClass(this._element, this._options.focusClass); + this._input = this._createInput(); + }, + _createInput: function(){ + var input = document.createElement("input"); + + if (this._options.multiple){ + input.setAttribute("multiple", "multiple"); + } + + input.setAttribute("type", "file"); + input.setAttribute("name", this._options.name); + + qq.css(input, { + position: 'absolute', + // in Opera only 'browse' button + // is clickable and it is located at + // the right side of the input + right: 0, + top: 0, + fontFamily: 'Arial', + // 4 persons reported this, the max values that worked for them were 243, 236, 236, 118 + fontSize: '118px', + margin: 0, + padding: 0, + cursor: 'pointer', + opacity: 0 + }); + + this._element.appendChild(input); + + var self = this; + qq.attach(input, 'change', function(){ + self._options.onChange(input); + }); + + qq.attach(input, 'mouseover', function(){ + qq.addClass(self._element, self._options.hoverClass); + }); + qq.attach(input, 'mouseout', function(){ + qq.removeClass(self._element, self._options.hoverClass); + }); + qq.attach(input, 'focus', function(){ + qq.addClass(self._element, self._options.focusClass); + }); + qq.attach(input, 'blur', function(){ + qq.removeClass(self._element, self._options.focusClass); + }); + + // IE and Opera, unfortunately have 2 tab stops on file input + // which is unacceptable in our case, disable keyboard access + if (window.attachEvent){ + // it is IE or Opera + input.setAttribute('tabIndex', "-1"); + } + + return input; + } +}; + +/** + * Class for uploading files, uploading itself is handled by child classes + */ +qq.UploadHandlerAbstract = function(o){ + this._options = { + debug: false, + action: '/testest', + // maximum number of concurrent uploads + maxConnections: 999, + onProgress: function(id, fileName, loaded, total){}, + onComplete: function(id, fileName, response){}, + onCancel: function(id, fileName){} + }; + qq.extend(this._options, o); + + this._queue = []; + // params for files in queue + this._params = []; +}; +qq.UploadHandlerAbstract.prototype = { + log: function(str){ + if (this._options.debug && window.console) console.log('[uploader] ' + str); + }, + /** + * Adds file or file input to the queue + * @returns id + **/ + add: function(file){}, + /** + * Sends the file identified by id and additional query params to the server + */ + upload: function(id, params){ + var len = this._queue.push(id); + + var copy = {}; + qq.extend(copy, params); + this._params[id] = copy; + + // if too many active uploads, wait... + if (len <= this._options.maxConnections){ + this._upload(id, this._params[id]); + } + }, + /** + * Cancels file upload by id + */ + cancel: function(id){ + this._cancel(id); + this._dequeue(id); + }, + /** + * Cancells all uploads + */ + cancelAll: function(){ + for (var i=0; i= max && i < max){ + var nextId = this._queue[max-1]; + this._upload(nextId, this._params[nextId]); + } + } +}; + +/** + * Class for uploading files using form and iframe + * @inherits qq.UploadHandlerAbstract + */ +qq.UploadHandlerForm = function(o){ + qq.UploadHandlerAbstract.apply(this, arguments); + + this._inputs = {}; +}; +// @inherits qq.UploadHandlerAbstract +qq.extend(qq.UploadHandlerForm.prototype, qq.UploadHandlerAbstract.prototype); + +qq.extend(qq.UploadHandlerForm.prototype, { + add: function(fileInput){ + fileInput.setAttribute('name', 'qqfile'); + var id = 'qq-upload-handler-iframe' + qq.getUniqueId(); + + this._inputs[id] = fileInput; + + // remove file input from DOM + if (fileInput.parentNode){ + qq.remove(fileInput); + } + + return id; + }, + getName: function(id){ + // get input value and remove path to normalize + return this._inputs[id].value.replace(/.*(\/|\\)/, ""); + }, + _cancel: function(id){ + this._options.onCancel(id, this.getName(id)); + + delete this._inputs[id]; + + var iframe = document.getElementById(id); + if (iframe){ + // to cancel request set src to something else + // we use src="javascript:false;" because it doesn't + // trigger ie6 prompt on https + iframe.setAttribute('src', 'javascript:false;'); + + qq.remove(iframe); + } + }, + _upload: function(id, params){ + var input = this._inputs[id]; + + if (!input){ + throw new Error('file with passed id was not added, or already uploaded or cancelled'); + } + + var fileName = this.getName(id); + + var iframe = this._createIframe(id); + var form = this._createForm(iframe, params); + form.appendChild(input); + + var self = this; + this._attachLoadEvent(iframe, function(){ + self.log('iframe loaded'); + + var response = self._getIframeContentJSON(iframe); + + self._options.onComplete(id, fileName, response); + self._dequeue(id); + + delete self._inputs[id]; + // timeout added to fix busy state in FF3.6 + setTimeout(function(){ + qq.remove(iframe); + }, 1); + }); + + form.submit(); + qq.remove(form); + + return id; + }, + _attachLoadEvent: function(iframe, callback){ + qq.attach(iframe, 'load', function(){ + // when we remove iframe from dom + // the request stops, but in IE load + // event fires + if (!iframe.parentNode){ + return; + } + + // fixing Opera 10.53 + if (iframe.contentDocument && + iframe.contentDocument.body && + iframe.contentDocument.body.innerHTML == "false"){ + // In Opera event is fired second time + // when body.innerHTML changed from false + // to server response approx. after 1 sec + // when we upload file with iframe + return; + } + + callback(); + }); + }, + /** + * Returns json object received by iframe from server. + */ + _getIframeContentJSON: function(iframe){ + // iframe.contentWindow.document - for IE<7 + var doc = iframe.contentDocument ? iframe.contentDocument: iframe.contentWindow.document, + response; + + this.log("converting iframe's innerHTML to JSON"); + this.log("innerHTML = " + doc.body.innerHTML); + + try { + response = eval("(" + doc.body.innerHTML + ")"); + } catch(err){ + response = {}; + } + + return response; + }, + /** + * Creates iframe with unique name + */ + _createIframe: function(id){ + // We can't use following code as the name attribute + // won't be properly registered in IE6, and new window + // on form submit will open + // var iframe = document.createElement('iframe'); + // iframe.setAttribute('name', id); + + var iframe = qq.toElement('':"");a._keyEvent=false;return K},_generateMonthYearHeader:function(a,d,h,i,j,n,q,l){var k=this._get(a,"changeMonth"),m=this._get(a,"changeYear"),o=this._get(a,"showMonthAfterYear"),p='
    ', +s="";if(n||!k)s+=''+q[d]+"";else{q=i&&i.getFullYear()==h;var r=j&&j.getFullYear()==h;s+='"}o||(p+=s+(n||!(k&& +m)?" ":""));a.yearshtml="";if(n||!m)p+=''+h+"";else{l=this._get(a,"yearRange").split(":");var v=(new Date).getFullYear();q=function(w){w=w.match(/c[+-].*/)?h+parseInt(w.substring(1),10):w.match(/[+-].*/)?v+parseInt(w,10):parseInt(w,10);return isNaN(w)?v:w};d=q(l[0]);l=Math.max(d,q(l[1]||""));d=i?Math.max(d,i.getFullYear()):d;l=j?Math.min(l,j.getFullYear()):l;for(a.yearshtml+='";if(b.browser.mozilla)p+='";else{p+=a.yearshtml;a.yearshtml=null}}p+=this._get(a,"yearSuffix");if(o)p+=(n||!(k&&m)?" ":"")+s;p+="
    ";return p},_adjustInstDate:function(a,d,h){var i= +a.drawYear+(h=="Y"?d:0),j=a.drawMonth+(h=="M"?d:0);d=Math.min(a.selectedDay,this._getDaysInMonth(i,j))+(h=="D"?d:0);i=this._restrictMinMax(a,this._daylightSavingAdjust(new Date(i,j,d)));a.selectedDay=i.getDate();a.drawMonth=a.selectedMonth=i.getMonth();a.drawYear=a.selectedYear=i.getFullYear();if(h=="M"||h=="Y")this._notifyChange(a)},_restrictMinMax:function(a,d){var h=this._getMinMaxDate(a,"min");a=this._getMinMaxDate(a,"max");d=h&&da?a:d},_notifyChange:function(a){var d=this._get(a, +"onChangeMonthYear");if(d)d.apply(a.input?a.input[0]:null,[a.selectedYear,a.selectedMonth+1,a])},_getNumberOfMonths:function(a){a=this._get(a,"numberOfMonths");return a==null?[1,1]:typeof a=="number"?[1,a]:a},_getMinMaxDate:function(a,d){return this._determineDate(a,this._get(a,d+"Date"),null)},_getDaysInMonth:function(a,d){return 32-(new Date(a,d,32)).getDate()},_getFirstDayOfMonth:function(a,d){return(new Date(a,d,1)).getDay()},_canAdjustMonth:function(a,d,h,i){var j=this._getNumberOfMonths(a); +h=this._daylightSavingAdjust(new Date(h,i+(d<0?d:j[0]*j[1]),1));d<0&&h.setDate(this._getDaysInMonth(h.getFullYear(),h.getMonth()));return this._isInRange(a,h)},_isInRange:function(a,d){var h=this._getMinMaxDate(a,"min");a=this._getMinMaxDate(a,"max");return(!h||d.getTime()>=h.getTime())&&(!a||d.getTime()<=a.getTime())},_getFormatConfig:function(a){var d=this._get(a,"shortYearCutoff");d=typeof d!="string"?d:(new Date).getFullYear()%100+parseInt(d,10);return{shortYearCutoff:d,dayNamesShort:this._get(a, +"dayNamesShort"),dayNames:this._get(a,"dayNames"),monthNamesShort:this._get(a,"monthNamesShort"),monthNames:this._get(a,"monthNames")}},_formatDate:function(a,d,h,i){if(!d){a.currentDay=a.selectedDay;a.currentMonth=a.selectedMonth;a.currentYear=a.selectedYear}d=d?typeof d=="object"?d:this._daylightSavingAdjust(new Date(i,h,d)):this._daylightSavingAdjust(new Date(a.currentYear,a.currentMonth,a.currentDay));return this.formatDate(this._get(a,"dateFormat"),d,this._getFormatConfig(a))}});b.fn.datepicker= +function(a){if(!b.datepicker.initialized){b(document).mousedown(b.datepicker._checkExternalClick).find("body").append(b.datepicker.dpDiv);b.datepicker.initialized=true}var d=Array.prototype.slice.call(arguments,1);if(typeof a=="string"&&(a=="isDisabled"||a=="getDate"||a=="widget"))return b.datepicker["_"+a+"Datepicker"].apply(b.datepicker,[this[0]].concat(d));if(a=="option"&&arguments.length==2&&typeof arguments[1]=="string")return b.datepicker["_"+a+"Datepicker"].apply(b.datepicker,[this[0]].concat(d)); +return this.each(function(){typeof a=="string"?b.datepicker["_"+a+"Datepicker"].apply(b.datepicker,[this].concat(d)):b.datepicker._attachDatepicker(this,a)})};b.datepicker=new f;b.datepicker.initialized=false;b.datepicker.uuid=(new Date).getTime();b.datepicker.version="1.8.7";window["DP_jQuery_"+e]=b})(jQuery); +(function(b,c){var f={buttons:true,height:true,maxHeight:true,maxWidth:true,minHeight:true,minWidth:true,width:true},g={maxHeight:true,maxWidth:true,minHeight:true,minWidth:true};b.widget("ui.dialog",{options:{autoOpen:true,buttons:{},closeOnEscape:true,closeText:"close",dialogClass:"",draggable:true,hide:null,height:"auto",maxHeight:false,maxWidth:false,minHeight:150,minWidth:150,modal:false,position:{my:"center",at:"center",collision:"fit",using:function(e){var a=b(this).css(e).offset().top;a<0&& +b(this).css("top",e.top-a)}},resizable:true,show:null,stack:true,title:"",width:300,zIndex:1E3},_create:function(){this.originalTitle=this.element.attr("title");if(typeof this.originalTitle!=="string")this.originalTitle="";this.options.title=this.options.title||this.originalTitle;var e=this,a=e.options,d=a.title||" ",h=b.ui.dialog.getTitleId(e.element),i=(e.uiDialog=b("
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+a=Math.max(document.documentElement.offsetHeight,document.body.offsetHeight);return e0?a.left-h:Math.max(a.left-d.collisionPosition.left,a.left)},top:function(a,d){var h=b(window);h=d.collisionPosition.top+d.collisionHeight-h.height()-h.scrollTop();a.top=h>0?a.top-h:Math.max(a.top-d.collisionPosition.top,a.top)}},flip:{left:function(a,d){if(d.at[0]!=="center"){var h=b(window);h=d.collisionPosition.left+d.collisionWidth-h.width()-h.scrollLeft();var i=d.my[0]==="left"?-d.elemWidth:d.my[0]==="right"?d.elemWidth:0,j=d.at[0]==="left"?d.targetWidth:-d.targetWidth,n=-2*d.offset[0];a.left+= +d.collisionPosition.left<0?i+j+n:h>0?i+j+n:0}},top:function(a,d){if(d.at[1]!=="center"){var h=b(window);h=d.collisionPosition.top+d.collisionHeight-h.height()-h.scrollTop();var i=d.my[1]==="top"?-d.elemHeight:d.my[1]==="bottom"?d.elemHeight:0,j=d.at[1]==="top"?d.targetHeight:-d.targetHeight,n=-2*d.offset[1];a.top+=d.collisionPosition.top<0?i+j+n:h>0?i+j+n:0}}}};if(!b.offset.setOffset){b.offset.setOffset=function(a,d){if(/static/.test(b.curCSS(a,"position")))a.style.position="relative";var h=b(a), +i=h.offset(),j=parseInt(b.curCSS(a,"top",true),10)||0,n=parseInt(b.curCSS(a,"left",true),10)||0;i={top:d.top-i.top+j,left:d.left-i.left+n};"using"in d?d.using.call(a,i):h.css(i)};b.fn.offset=function(a){var d=this[0];if(!d||!d.ownerDocument)return null;if(a)return this.each(function(){b.offset.setOffset(this,a)});return e.call(this)}}})(jQuery); 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    -
    -
    -

    - -

    +
    +

    + +

    @@ -42,4 +41,18 @@
    + + + {% endblock %} \ No newline at end of file diff --git a/upload.go b/upload.go index 62e876d..8d9d704 100644 --- a/upload.go +++ b/upload.go @@ -1,6 +1,7 @@ package main import ( + "encoding/json" "errors" "fmt" "io" @@ -30,15 +31,21 @@ type Upload struct { func uploadPostHandler(c web.C, w http.ResponseWriter, r *http.Request) { upReq := UploadRequest{} - file, headers, err := r.FormFile("file") - if err != nil { - fmt.Fprintf(w, err.Error()) - return - } - defer file.Close() + if r.Header.Get("Content-Type") == "application/octet-stream" { + defer r.Body.Close() + upReq.src = r.Body + upReq.filename = r.URL.Query().Get("qqfile") - upReq.src = file - upReq.filename = headers.Filename + } else { + file, headers, err := r.FormFile("file") + if err != nil { + return + } + defer file.Close() + + upReq.src = file + upReq.filename = headers.Filename + } upload, err := processUpload(upReq) if err != nil { @@ -46,7 +53,19 @@ func uploadPostHandler(c web.C, w http.ResponseWriter, r *http.Request) { return } - http.Redirect(w, r, "/"+upload.Filename, 301) + if strings.EqualFold("application/json", r.Header.Get("Accept")) { + js, _ := json.Marshal(map[string]string{ + "filename": upload.Filename, + "url": Config.siteURL + upload.Filename, + }) + + w.Header().Set("Content-Type", "application/json; charset=UTF-8") + w.Write(js) + + } else { + http.Redirect(w, r, "/"+upload.Filename, 301) + } + } func uploadPutHandler(c web.C, w http.ResponseWriter, r *http.Request) {