├── README.md ├── crystal_video ├── __init__.py ├── __pycache__ │ ├── __init__.cpython-38.pyc │ ├── settings.cpython-38.pyc │ ├── urls.cpython-38.pyc │ └── wsgi.cpython-38.pyc ├── asgi.py ├── settings.py ├── urls.py └── wsgi.py ├── db.sqlite3 ├── home ├── __init__.py ├── __pycache__ │ ├── __init__.cpython-38.pyc │ ├── admin.cpython-38.pyc │ ├── apps.cpython-38.pyc │ ├── models.cpython-38.pyc │ ├── urls.cpython-38.pyc │ └── views.cpython-38.pyc ├── admin.py ├── apps.py ├── migrations │ ├── __init__.py │ └── __pycache__ │ │ └── __init__.cpython-38.pyc ├── models.py ├── tests.py ├── urls.py └── views.py ├── manage.py ├── media ├── chunked_uploads │ └── 2020 │ │ └── 10 │ │ ├── 23 │ │ ├── 042e48e837c74247bc65429447205002.part │ │ ├── 547351e7a1634286bcf64b62ff6e0daf.part │ │ ├── 6a9a515df6f94868b2f4c4ff39c03060.part │ │ ├── 74f371258c474d02b59262a9c2bb9bab.part │ │ ├── 7b79ab1d76fc4a6b8dc0ae5e799177e4.part │ │ └── a3437cb25eb244228e5d3f9a8c17d52e.part │ │ └── 24 │ │ ├── 2dc77bc267134a3eb160dc2fbca720d8.part │ │ └── f24e7d95835a4c3389411d79b7cc87c1.part └── post_videos │ ├── funny_dog.mp4 │ ├── video1.mp4 │ ├── video2.mp4 │ └── video3.mp4 ├── static ├── css │ └── demo.css └── js │ ├── jquery.fileupload.js │ ├── jquery.iframe-transport.js │ ├── jquery.js │ ├── jquery.ui.widget.js │ └── spark-md5.js ├── stream_server.js ├── templates ├── chunked_upload_demo.html └── home_page.html └── uploader ├── __init__.py ├── __pycache__ ├── __init__.cpython-38.pyc ├── admin.cpython-38.pyc ├── apps.cpython-38.pyc ├── models.cpython-38.pyc ├── urls.cpython-38.pyc ├── utils.cpython-38.pyc └── views.cpython-38.pyc ├── admin.py ├── apps.py ├── migrations ├── 0001_initial.py ├── 0002_remove_videos_identifier.py ├── __init__.py └── __pycache__ │ ├── 0001_initial.cpython-38.pyc │ ├── 0002_remove_videos_identifier.cpython-38.pyc │ └── __init__.cpython-38.pyc ├── models.py ├── tests.py ├── urls.py └── views.py /README.md: -------------------------------------------------------------------------------- 1 | # Crystal_Video 2 | Upload and Stream Video Files to Server (Djano + NodeJS) 3 | 4 | Requirements: 5 | 6 | 1. Django ( https://pypi.org/project/Django/ ) 7 | 2. Django-Chunked-Upload ( https://pypi.org/project/django-chunked-upload/ ) 8 | 3. Node JS ( https://nodejs.org/en/ ) 9 | 10 | 11 | Acknowledgements: 12 | 13 | 1. Chunk-Uplad Demo ( https://github.com/juliomalegria/django-chunked-upload-demo ) 14 | 2. gfs-blogs Stream-Video ( https://github.com/varaprasadh/gfg-blogs ) 15 | 16 | Watch a demonstration (Video) of this work at: 17 | https://youtu.be/PcDcHVq7IIw 18 | -------------------------------------------------------------------------------- /crystal_video/__init__.py: -------------------------------------------------------------------------------- https://raw.githubusercontent.com/SIVGOS/Crystal_Video/76462587eae8dc3e8188b8fa191d28fbaaa76e3c/crystal_video/__init__.py -------------------------------------------------------------------------------- /crystal_video/__pycache__/__init__.cpython-38.pyc: -------------------------------------------------------------------------------- https://raw.githubusercontent.com/SIVGOS/Crystal_Video/76462587eae8dc3e8188b8fa191d28fbaaa76e3c/crystal_video/__pycache__/__init__.cpython-38.pyc -------------------------------------------------------------------------------- /crystal_video/__pycache__/settings.cpython-38.pyc: -------------------------------------------------------------------------------- https://raw.githubusercontent.com/SIVGOS/Crystal_Video/76462587eae8dc3e8188b8fa191d28fbaaa76e3c/crystal_video/__pycache__/settings.cpython-38.pyc -------------------------------------------------------------------------------- /crystal_video/__pycache__/urls.cpython-38.pyc: -------------------------------------------------------------------------------- https://raw.githubusercontent.com/SIVGOS/Crystal_Video/76462587eae8dc3e8188b8fa191d28fbaaa76e3c/crystal_video/__pycache__/urls.cpython-38.pyc -------------------------------------------------------------------------------- /crystal_video/__pycache__/wsgi.cpython-38.pyc: -------------------------------------------------------------------------------- https://raw.githubusercontent.com/SIVGOS/Crystal_Video/76462587eae8dc3e8188b8fa191d28fbaaa76e3c/crystal_video/__pycache__/wsgi.cpython-38.pyc -------------------------------------------------------------------------------- /crystal_video/asgi.py: -------------------------------------------------------------------------------- 1 | """ 2 | ASGI config for crystal_video project. 3 | 4 | It exposes the ASGI callable as a module-level variable named ``application``. 5 | 6 | For more information on this file, see 7 | https://docs.djangoproject.com/en/3.0/howto/deployment/asgi/ 8 | """ 9 | 10 | import os 11 | 12 | from django.core.asgi import get_asgi_application 13 | 14 | os.environ.setdefault('DJANGO_SETTINGS_MODULE', 'crystal_video.settings') 15 | 16 | application = get_asgi_application() 17 | -------------------------------------------------------------------------------- /crystal_video/settings.py: -------------------------------------------------------------------------------- 1 | """ 2 | Django settings for crystal_video project. 3 | 4 | Generated by 'django-admin startproject' using Django 3.0.8. 5 | 6 | For more information on this file, see 7 | https://docs.djangoproject.com/en/3.0/topics/settings/ 8 | 9 | For the full list of settings and their values, see 10 | https://docs.djangoproject.com/en/3.0/ref/settings/ 11 | """ 12 | 13 | import os 14 | 15 | # Build paths inside the project like this: os.path.join(BASE_DIR, ...) 16 | BASE_DIR = os.path.dirname(os.path.dirname(os.path.abspath(__file__))) 17 | 18 | 19 | # Quick-start development settings - unsuitable for production 20 | # See https://docs.djangoproject.com/en/3.0/howto/deployment/checklist/ 21 | 22 | # SECURITY WARNING: keep the secret key used in production secret! 23 | SECRET_KEY = '5-kq1)4%53_zoauw0t)3cztpq&7r^fv%b=wa3_4=)p39&o4s=x' 24 | 25 | # SECURITY WARNING: don't run with debug turned on in production! 26 | DEBUG = True 27 | 28 | ALLOWED_HOSTS = [] 29 | 30 | 31 | # Application definition 32 | 33 | INSTALLED_APPS = [ 34 | 'django.contrib.admin', 35 | 'django.contrib.auth', 36 | 'django.contrib.contenttypes', 37 | 'django.contrib.sessions', 38 | 'django.contrib.messages', 39 | 'django.contrib.staticfiles', 40 | 'chunked_upload', 41 | 'home.apps.HomeConfig', 42 | 'uploader.apps.UploaderConfig' 43 | ] 44 | 45 | MIDDLEWARE = [ 46 | 'django.middleware.security.SecurityMiddleware', 47 | 'django.contrib.sessions.middleware.SessionMiddleware', 48 | 'django.middleware.common.CommonMiddleware', 49 | 'django.middleware.csrf.CsrfViewMiddleware', 50 | 'django.contrib.auth.middleware.AuthenticationMiddleware', 51 | 'django.contrib.messages.middleware.MessageMiddleware', 52 | 'django.middleware.clickjacking.XFrameOptionsMiddleware', 53 | ] 54 | 55 | ROOT_URLCONF = 'crystal_video.urls' 56 | 57 | TEMPLATES = [ 58 | { 59 | 'BACKEND': 'django.template.backends.django.DjangoTemplates', 60 | 'DIRS': [os.path.join(BASE_DIR,'templates')], 61 | 'APP_DIRS': True, 62 | 'OPTIONS': { 63 | 'context_processors': [ 64 | 'django.template.context_processors.debug', 65 | 'django.template.context_processors.request', 66 | 'django.contrib.auth.context_processors.auth', 67 | 'django.contrib.messages.context_processors.messages', 68 | ], 69 | }, 70 | }, 71 | ] 72 | 73 | WSGI_APPLICATION = 'crystal_video.wsgi.application' 74 | 75 | 76 | # Database 77 | # https://docs.djangoproject.com/en/3.0/ref/settings/#databases 78 | 79 | DATABASES = { 80 | 'default': { 81 | 'ENGINE': 'django.db.backends.sqlite3', 82 | 'NAME': os.path.join(BASE_DIR, 'db.sqlite3'), 83 | } 84 | } 85 | 86 | 87 | # Password validation 88 | # https://docs.djangoproject.com/en/3.0/ref/settings/#auth-password-validators 89 | 90 | AUTH_PASSWORD_VALIDATORS = [ 91 | { 92 | 'NAME': 'django.contrib.auth.password_validation.UserAttributeSimilarityValidator', 93 | }, 94 | { 95 | 'NAME': 'django.contrib.auth.password_validation.MinimumLengthValidator', 96 | }, 97 | { 98 | 'NAME': 'django.contrib.auth.password_validation.CommonPasswordValidator', 99 | }, 100 | { 101 | 'NAME': 'django.contrib.auth.password_validation.NumericPasswordValidator', 102 | }, 103 | ] 104 | 105 | 106 | # Internationalization 107 | # https://docs.djangoproject.com/en/3.0/topics/i18n/ 108 | 109 | LANGUAGE_CODE = 'en-us' 110 | 111 | TIME_ZONE = 'UTC' 112 | 113 | USE_I18N = True 114 | 115 | USE_L10N = True 116 | 117 | USE_TZ = True 118 | 119 | 120 | # Static files (CSS, JavaScript, Images) 121 | # https://docs.djangoproject.com/en/3.0/howto/static-files/ 122 | 123 | STATIC_URL = '/static/' 124 | STATICFILES_DIRS = [ 125 | os.path.join(BASE_DIR, 'static') 126 | ] 127 | 128 | # Dynamic media 129 | 130 | MEDIA_URL = '/media/' 131 | MEDIA_ROOT = os.path.join(BASE_DIR,'media') 132 | 133 | -------------------------------------------------------------------------------- /crystal_video/urls.py: -------------------------------------------------------------------------------- 1 | """crystal_video URL Configuration 2 | 3 | The `urlpatterns` list routes URLs to views. For more information please see: 4 | https://docs.djangoproject.com/en/3.0/topics/http/urls/ 5 | Examples: 6 | Function views 7 | 1. Add an import: from my_app import views 8 | 2. Add a URL to urlpatterns: path('', views.home, name='home') 9 | Class-based views 10 | 1. Add an import: from other_app.views import Home 11 | 2. Add a URL to urlpatterns: path('', Home.as_view(), name='home') 12 | Including another URLconf 13 | 1. Import the include() function: from django.urls import include, path 14 | 2. Add a URL to urlpatterns: path('blog/', include('blog.urls')) 15 | """ 16 | from django.contrib import admin 17 | from django.urls import path, include 18 | from django.conf.urls.static import static 19 | from django.conf import settings 20 | 21 | urlpatterns = [ 22 | path('admin/', admin.site.urls), 23 | path('', include('home.urls')), 24 | path('uploader/', include('uploader.urls')) 25 | ] 26 | 27 | urlpatterns += static(settings.MEDIA_URL, document_root=settings.MEDIA_ROOT) 28 | 29 | -------------------------------------------------------------------------------- /crystal_video/wsgi.py: -------------------------------------------------------------------------------- 1 | """ 2 | WSGI config for crystal_video project. 3 | 4 | It exposes the WSGI callable as a module-level variable named ``application``. 5 | 6 | For more information on this file, see 7 | https://docs.djangoproject.com/en/3.0/howto/deployment/wsgi/ 8 | """ 9 | 10 | import os 11 | 12 | from django.core.wsgi import get_wsgi_application 13 | 14 | os.environ.setdefault('DJANGO_SETTINGS_MODULE', 'crystal_video.settings') 15 | 16 | application = get_wsgi_application() 17 | -------------------------------------------------------------------------------- /db.sqlite3: -------------------------------------------------------------------------------- https://raw.githubusercontent.com/SIVGOS/Crystal_Video/76462587eae8dc3e8188b8fa191d28fbaaa76e3c/db.sqlite3 -------------------------------------------------------------------------------- /home/__init__.py: -------------------------------------------------------------------------------- https://raw.githubusercontent.com/SIVGOS/Crystal_Video/76462587eae8dc3e8188b8fa191d28fbaaa76e3c/home/__init__.py -------------------------------------------------------------------------------- /home/__pycache__/__init__.cpython-38.pyc: -------------------------------------------------------------------------------- https://raw.githubusercontent.com/SIVGOS/Crystal_Video/76462587eae8dc3e8188b8fa191d28fbaaa76e3c/home/__pycache__/__init__.cpython-38.pyc -------------------------------------------------------------------------------- /home/__pycache__/admin.cpython-38.pyc: -------------------------------------------------------------------------------- https://raw.githubusercontent.com/SIVGOS/Crystal_Video/76462587eae8dc3e8188b8fa191d28fbaaa76e3c/home/__pycache__/admin.cpython-38.pyc -------------------------------------------------------------------------------- /home/__pycache__/apps.cpython-38.pyc: -------------------------------------------------------------------------------- https://raw.githubusercontent.com/SIVGOS/Crystal_Video/76462587eae8dc3e8188b8fa191d28fbaaa76e3c/home/__pycache__/apps.cpython-38.pyc -------------------------------------------------------------------------------- /home/__pycache__/models.cpython-38.pyc: -------------------------------------------------------------------------------- https://raw.githubusercontent.com/SIVGOS/Crystal_Video/76462587eae8dc3e8188b8fa191d28fbaaa76e3c/home/__pycache__/models.cpython-38.pyc -------------------------------------------------------------------------------- /home/__pycache__/urls.cpython-38.pyc: -------------------------------------------------------------------------------- https://raw.githubusercontent.com/SIVGOS/Crystal_Video/76462587eae8dc3e8188b8fa191d28fbaaa76e3c/home/__pycache__/urls.cpython-38.pyc -------------------------------------------------------------------------------- /home/__pycache__/views.cpython-38.pyc: -------------------------------------------------------------------------------- https://raw.githubusercontent.com/SIVGOS/Crystal_Video/76462587eae8dc3e8188b8fa191d28fbaaa76e3c/home/__pycache__/views.cpython-38.pyc -------------------------------------------------------------------------------- /home/admin.py: -------------------------------------------------------------------------------- 1 | from django.contrib import admin 2 | 3 | # Register your models here. 4 | -------------------------------------------------------------------------------- /home/apps.py: -------------------------------------------------------------------------------- 1 | from django.apps import AppConfig 2 | 3 | 4 | class HomeConfig(AppConfig): 5 | name = 'home' 6 | -------------------------------------------------------------------------------- /home/migrations/__init__.py: -------------------------------------------------------------------------------- https://raw.githubusercontent.com/SIVGOS/Crystal_Video/76462587eae8dc3e8188b8fa191d28fbaaa76e3c/home/migrations/__init__.py -------------------------------------------------------------------------------- /home/migrations/__pycache__/__init__.cpython-38.pyc: -------------------------------------------------------------------------------- https://raw.githubusercontent.com/SIVGOS/Crystal_Video/76462587eae8dc3e8188b8fa191d28fbaaa76e3c/home/migrations/__pycache__/__init__.cpython-38.pyc -------------------------------------------------------------------------------- /home/models.py: -------------------------------------------------------------------------------- 1 | from django.db import models 2 | -------------------------------------------------------------------------------- /home/tests.py: -------------------------------------------------------------------------------- 1 | from django.test import TestCase 2 | 3 | # Create your tests here. 4 | -------------------------------------------------------------------------------- /home/urls.py: -------------------------------------------------------------------------------- 1 | from django.urls import path 2 | from . import views 3 | 4 | urlpatterns = [ 5 | path('', views.home, name = 'home') 6 | ] 7 | -------------------------------------------------------------------------------- /home/views.py: -------------------------------------------------------------------------------- 1 | from django.shortcuts import render 2 | from django.http import HttpResponse 3 | from uploader.models import Videos 4 | 5 | def home(request): 6 | videos = Videos.objects.all() 7 | return render(request, 'home_page.html', {'videos': videos[::-1]}) 8 | 9 | -------------------------------------------------------------------------------- /manage.py: -------------------------------------------------------------------------------- 1 | #!/usr/bin/env python 2 | """Django's command-line utility for administrative tasks.""" 3 | import os 4 | import sys 5 | 6 | 7 | def main(): 8 | os.environ.setdefault('DJANGO_SETTINGS_MODULE', 'crystal_video.settings') 9 | try: 10 | from django.core.management import execute_from_command_line 11 | except ImportError as exc: 12 | raise ImportError( 13 | "Couldn't import Django. Are you sure it's installed and " 14 | "available on your PYTHONPATH environment variable? Did you " 15 | "forget to activate a virtual environment?" 16 | ) from exc 17 | execute_from_command_line(sys.argv) 18 | 19 | 20 | if __name__ == '__main__': 21 | main() 22 | -------------------------------------------------------------------------------- /media/chunked_uploads/2020/10/23/042e48e837c74247bc65429447205002.part: -------------------------------------------------------------------------------- https://raw.githubusercontent.com/SIVGOS/Crystal_Video/76462587eae8dc3e8188b8fa191d28fbaaa76e3c/media/chunked_uploads/2020/10/23/042e48e837c74247bc65429447205002.part -------------------------------------------------------------------------------- /media/chunked_uploads/2020/10/23/547351e7a1634286bcf64b62ff6e0daf.part: -------------------------------------------------------------------------------- https://raw.githubusercontent.com/SIVGOS/Crystal_Video/76462587eae8dc3e8188b8fa191d28fbaaa76e3c/media/chunked_uploads/2020/10/23/547351e7a1634286bcf64b62ff6e0daf.part -------------------------------------------------------------------------------- /media/chunked_uploads/2020/10/23/6a9a515df6f94868b2f4c4ff39c03060.part: -------------------------------------------------------------------------------- https://raw.githubusercontent.com/SIVGOS/Crystal_Video/76462587eae8dc3e8188b8fa191d28fbaaa76e3c/media/chunked_uploads/2020/10/23/6a9a515df6f94868b2f4c4ff39c03060.part -------------------------------------------------------------------------------- /media/chunked_uploads/2020/10/23/74f371258c474d02b59262a9c2bb9bab.part: -------------------------------------------------------------------------------- https://raw.githubusercontent.com/SIVGOS/Crystal_Video/76462587eae8dc3e8188b8fa191d28fbaaa76e3c/media/chunked_uploads/2020/10/23/74f371258c474d02b59262a9c2bb9bab.part -------------------------------------------------------------------------------- /media/chunked_uploads/2020/10/23/7b79ab1d76fc4a6b8dc0ae5e799177e4.part: -------------------------------------------------------------------------------- https://raw.githubusercontent.com/SIVGOS/Crystal_Video/76462587eae8dc3e8188b8fa191d28fbaaa76e3c/media/chunked_uploads/2020/10/23/7b79ab1d76fc4a6b8dc0ae5e799177e4.part -------------------------------------------------------------------------------- /media/chunked_uploads/2020/10/23/a3437cb25eb244228e5d3f9a8c17d52e.part: -------------------------------------------------------------------------------- https://raw.githubusercontent.com/SIVGOS/Crystal_Video/76462587eae8dc3e8188b8fa191d28fbaaa76e3c/media/chunked_uploads/2020/10/23/a3437cb25eb244228e5d3f9a8c17d52e.part -------------------------------------------------------------------------------- /media/chunked_uploads/2020/10/24/2dc77bc267134a3eb160dc2fbca720d8.part: -------------------------------------------------------------------------------- https://raw.githubusercontent.com/SIVGOS/Crystal_Video/76462587eae8dc3e8188b8fa191d28fbaaa76e3c/media/chunked_uploads/2020/10/24/2dc77bc267134a3eb160dc2fbca720d8.part -------------------------------------------------------------------------------- /media/chunked_uploads/2020/10/24/f24e7d95835a4c3389411d79b7cc87c1.part: -------------------------------------------------------------------------------- https://raw.githubusercontent.com/SIVGOS/Crystal_Video/76462587eae8dc3e8188b8fa191d28fbaaa76e3c/media/chunked_uploads/2020/10/24/f24e7d95835a4c3389411d79b7cc87c1.part -------------------------------------------------------------------------------- /media/post_videos/funny_dog.mp4: -------------------------------------------------------------------------------- https://raw.githubusercontent.com/SIVGOS/Crystal_Video/76462587eae8dc3e8188b8fa191d28fbaaa76e3c/media/post_videos/funny_dog.mp4 -------------------------------------------------------------------------------- /media/post_videos/video1.mp4: -------------------------------------------------------------------------------- https://raw.githubusercontent.com/SIVGOS/Crystal_Video/76462587eae8dc3e8188b8fa191d28fbaaa76e3c/media/post_videos/video1.mp4 -------------------------------------------------------------------------------- /media/post_videos/video2.mp4: -------------------------------------------------------------------------------- https://raw.githubusercontent.com/SIVGOS/Crystal_Video/76462587eae8dc3e8188b8fa191d28fbaaa76e3c/media/post_videos/video2.mp4 -------------------------------------------------------------------------------- /media/post_videos/video3.mp4: -------------------------------------------------------------------------------- https://raw.githubusercontent.com/SIVGOS/Crystal_Video/76462587eae8dc3e8188b8fa191d28fbaaa76e3c/media/post_videos/video3.mp4 -------------------------------------------------------------------------------- /static/css/demo.css: -------------------------------------------------------------------------------- 1 | html { 2 | margin: 0 auto; 3 | max-width: 1000px; 4 | } 5 | body { 6 | color: #5A5A5A; 7 | font-family: monospace; 8 | font-size: 14px; 9 | } 10 | .title { 11 | text-align: center; 12 | } 13 | -------------------------------------------------------------------------------- /static/js/jquery.fileupload.js: -------------------------------------------------------------------------------- 1 | /* 2 | * jQuery File Upload Plugin 5.42.2 3 | * https://github.com/blueimp/jQuery-File-Upload 4 | * 5 | * Copyright 2010, Sebastian Tschan 6 | * https://blueimp.net 7 | * 8 | * Licensed under the MIT license: 9 | * http://www.opensource.org/licenses/MIT 10 | */ 11 | 12 | /* jshint nomen:false */ 13 | /* global define, require, window, document, location, Blob, FormData */ 14 | 15 | (function (factory) { 16 | 'use strict'; 17 | if (typeof define === 'function' && define.amd) { 18 | // Register as an anonymous AMD module: 19 | define([ 20 | 'jquery', 21 | 'jquery.ui.widget' 22 | ], factory); 23 | } else if (typeof exports === 'object') { 24 | // Node/CommonJS: 25 | factory( 26 | require('jquery'), 27 | require('./vendor/jquery.ui.widget') 28 | ); 29 | } else { 30 | // Browser globals: 31 | factory(window.jQuery); 32 | } 33 | }(function ($) { 34 | 'use strict'; 35 | 36 | // Detect file input support, based on 37 | // http://viljamis.com/blog/2012/file-upload-support-on-mobile/ 38 | $.support.fileInput = !(new RegExp( 39 | // Handle devices which give false positives for the feature detection: 40 | '(Android (1\\.[0156]|2\\.[01]))' + 41 | '|(Windows Phone (OS 7|8\\.0))|(XBLWP)|(ZuneWP)|(WPDesktop)' + 42 | '|(w(eb)?OSBrowser)|(webOS)' + 43 | '|(Kindle/(1\\.0|2\\.[05]|3\\.0))' 44 | ).test(window.navigator.userAgent) || 45 | // Feature detection for all other devices: 46 | $('').prop('disabled')); 47 | 48 | // The FileReader API is not actually used, but works as feature detection, 49 | // as some Safari versions (5?) support XHR file uploads via the FormData API, 50 | // but not non-multipart XHR file uploads. 51 | // window.XMLHttpRequestUpload is not available on IE10, so we check for 52 | // window.ProgressEvent instead to detect XHR2 file upload capability: 53 | $.support.xhrFileUpload = !!(window.ProgressEvent && window.FileReader); 54 | $.support.xhrFormDataFileUpload = !!window.FormData; 55 | 56 | // Detect support for Blob slicing (required for chunked uploads): 57 | $.support.blobSlice = window.Blob && (Blob.prototype.slice || 58 | Blob.prototype.webkitSlice || Blob.prototype.mozSlice); 59 | 60 | // Helper function to create drag handlers for dragover/dragenter/dragleave: 61 | function getDragHandler(type) { 62 | var isDragOver = type === 'dragover'; 63 | return function (e) { 64 | e.dataTransfer = e.originalEvent && e.originalEvent.dataTransfer; 65 | var dataTransfer = e.dataTransfer; 66 | if (dataTransfer && $.inArray('Files', dataTransfer.types) !== -1 && 67 | this._trigger( 68 | type, 69 | $.Event(type, {delegatedEvent: e}) 70 | ) !== false) { 71 | e.preventDefault(); 72 | if (isDragOver) { 73 | dataTransfer.dropEffect = 'copy'; 74 | } 75 | } 76 | }; 77 | } 78 | 79 | // The fileupload widget listens for change events on file input fields defined 80 | // via fileInput setting and paste or drop events of the given dropZone. 81 | // In addition to the default jQuery Widget methods, the fileupload widget 82 | // exposes the "add" and "send" methods, to add or directly send files using 83 | // the fileupload API. 84 | // By default, files added via file input selection, paste, drag & drop or 85 | // "add" method are uploaded immediately, but it is possible to override 86 | // the "add" callback option to queue file uploads. 87 | $.widget('blueimp.fileupload', { 88 | 89 | options: { 90 | // The drop target element(s), by the default the complete document. 91 | // Set to null to disable drag & drop support: 92 | dropZone: $(document), 93 | // The paste target element(s), by the default undefined. 94 | // Set to a DOM node or jQuery object to enable file pasting: 95 | pasteZone: undefined, 96 | // The file input field(s), that are listened to for change events. 97 | // If undefined, it is set to the file input fields inside 98 | // of the widget element on plugin initialization. 99 | // Set to null to disable the change listener. 100 | fileInput: undefined, 101 | // By default, the file input field is replaced with a clone after 102 | // each input field change event. This is required for iframe transport 103 | // queues and allows change events to be fired for the same file 104 | // selection, but can be disabled by setting the following option to false: 105 | replaceFileInput: true, 106 | // The parameter name for the file form data (the request argument name). 107 | // If undefined or empty, the name property of the file input field is 108 | // used, or "files[]" if the file input name property is also empty, 109 | // can be a string or an array of strings: 110 | paramName: undefined, 111 | // By default, each file of a selection is uploaded using an individual 112 | // request for XHR type uploads. Set to false to upload file 113 | // selections in one request each: 114 | singleFileUploads: true, 115 | // To limit the number of files uploaded with one XHR request, 116 | // set the following option to an integer greater than 0: 117 | limitMultiFileUploads: undefined, 118 | // The following option limits the number of files uploaded with one 119 | // XHR request to keep the request size under or equal to the defined 120 | // limit in bytes: 121 | limitMultiFileUploadSize: undefined, 122 | // Multipart file uploads add a number of bytes to each uploaded file, 123 | // therefore the following option adds an overhead for each file used 124 | // in the limitMultiFileUploadSize configuration: 125 | limitMultiFileUploadSizeOverhead: 512, 126 | // Set the following option to true to issue all file upload requests 127 | // in a sequential order: 128 | sequentialUploads: false, 129 | // To limit the number of concurrent uploads, 130 | // set the following option to an integer greater than 0: 131 | limitConcurrentUploads: undefined, 132 | // Set the following option to true to force iframe transport uploads: 133 | forceIframeTransport: false, 134 | // Set the following option to the location of a redirect url on the 135 | // origin server, for cross-domain iframe transport uploads: 136 | redirect: undefined, 137 | // The parameter name for the redirect url, sent as part of the form 138 | // data and set to 'redirect' if this option is empty: 139 | redirectParamName: undefined, 140 | // Set the following option to the location of a postMessage window, 141 | // to enable postMessage transport uploads: 142 | postMessage: undefined, 143 | // By default, XHR file uploads are sent as multipart/form-data. 144 | // The iframe transport is always using multipart/form-data. 145 | // Set to false to enable non-multipart XHR uploads: 146 | multipart: true, 147 | // To upload large files in smaller chunks, set the following option 148 | // to a preferred maximum chunk size. If set to 0, null or undefined, 149 | // or the browser does not support the required Blob API, files will 150 | // be uploaded as a whole. 151 | maxChunkSize: undefined, 152 | // When a non-multipart upload or a chunked multipart upload has been 153 | // aborted, this option can be used to resume the upload by setting 154 | // it to the size of the already uploaded bytes. This option is most 155 | // useful when modifying the options object inside of the "add" or 156 | // "send" callbacks, as the options are cloned for each file upload. 157 | uploadedBytes: undefined, 158 | // By default, failed (abort or error) file uploads are removed from the 159 | // global progress calculation. Set the following option to false to 160 | // prevent recalculating the global progress data: 161 | recalculateProgress: true, 162 | // Interval in milliseconds to calculate and trigger progress events: 163 | progressInterval: 100, 164 | // Interval in milliseconds to calculate progress bitrate: 165 | bitrateInterval: 500, 166 | // By default, uploads are started automatically when adding files: 167 | autoUpload: true, 168 | 169 | // Error and info messages: 170 | messages: { 171 | uploadedBytes: 'Uploaded bytes exceed file size' 172 | }, 173 | 174 | // Translation function, gets the message key to be translated 175 | // and an object with context specific data as arguments: 176 | i18n: function (message, context) { 177 | message = this.messages[message] || message.toString(); 178 | if (context) { 179 | $.each(context, function (key, value) { 180 | message = message.replace('{' + key + '}', value); 181 | }); 182 | } 183 | return message; 184 | }, 185 | 186 | // Additional form data to be sent along with the file uploads can be set 187 | // using this option, which accepts an array of objects with name and 188 | // value properties, a function returning such an array, a FormData 189 | // object (for XHR file uploads), or a simple object. 190 | // The form of the first fileInput is given as parameter to the function: 191 | formData: function (form) { 192 | return form.serializeArray(); 193 | }, 194 | 195 | // The add callback is invoked as soon as files are added to the fileupload 196 | // widget (via file input selection, drag & drop, paste or add API call). 197 | // If the singleFileUploads option is enabled, this callback will be 198 | // called once for each file in the selection for XHR file uploads, else 199 | // once for each file selection. 200 | // 201 | // The upload starts when the submit method is invoked on the data parameter. 202 | // The data object contains a files property holding the added files 203 | // and allows you to override plugin options as well as define ajax settings. 204 | // 205 | // Listeners for this callback can also be bound the following way: 206 | // .bind('fileuploadadd', func); 207 | // 208 | // data.submit() returns a Promise object and allows to attach additional 209 | // handlers using jQuery's Deferred callbacks: 210 | // data.submit().done(func).fail(func).always(func); 211 | add: function (e, data) { 212 | if (e.isDefaultPrevented()) { 213 | return false; 214 | } 215 | if (data.autoUpload || (data.autoUpload !== false && 216 | $(this).fileupload('option', 'autoUpload'))) { 217 | data.process().done(function () { 218 | data.submit(); 219 | }); 220 | } 221 | }, 222 | 223 | // Other callbacks: 224 | 225 | // Callback for the submit event of each file upload: 226 | // submit: function (e, data) {}, // .bind('fileuploadsubmit', func); 227 | 228 | // Callback for the start of each file upload request: 229 | // send: function (e, data) {}, // .bind('fileuploadsend', func); 230 | 231 | // Callback for successful uploads: 232 | // done: function (e, data) {}, // .bind('fileuploaddone', func); 233 | 234 | // Callback for failed (abort or error) uploads: 235 | // fail: function (e, data) {}, // .bind('fileuploadfail', func); 236 | 237 | // Callback for completed (success, abort or error) requests: 238 | // always: function (e, data) {}, // .bind('fileuploadalways', func); 239 | 240 | // Callback for upload progress events: 241 | // progress: function (e, data) {}, // .bind('fileuploadprogress', func); 242 | 243 | // Callback for global upload progress events: 244 | // progressall: function (e, data) {}, // .bind('fileuploadprogressall', func); 245 | 246 | // Callback for uploads start, equivalent to the global ajaxStart event: 247 | // start: function (e) {}, // .bind('fileuploadstart', func); 248 | 249 | // Callback for uploads stop, equivalent to the global ajaxStop event: 250 | // stop: function (e) {}, // .bind('fileuploadstop', func); 251 | 252 | // Callback for change events of the fileInput(s): 253 | // change: function (e, data) {}, // .bind('fileuploadchange', func); 254 | 255 | // Callback for paste events to the pasteZone(s): 256 | // paste: function (e, data) {}, // .bind('fileuploadpaste', func); 257 | 258 | // Callback for drop events of the dropZone(s): 259 | // drop: function (e, data) {}, // .bind('fileuploaddrop', func); 260 | 261 | // Callback for dragover events of the dropZone(s): 262 | // dragover: function (e) {}, // .bind('fileuploaddragover', func); 263 | 264 | // Callback for the start of each chunk upload request: 265 | // chunksend: function (e, data) {}, // .bind('fileuploadchunksend', func); 266 | 267 | // Callback for successful chunk uploads: 268 | // chunkdone: function (e, data) {}, // .bind('fileuploadchunkdone', func); 269 | 270 | // Callback for failed (abort or error) chunk uploads: 271 | // chunkfail: function (e, data) {}, // .bind('fileuploadchunkfail', func); 272 | 273 | // Callback for completed (success, abort or error) chunk upload requests: 274 | // chunkalways: function (e, data) {}, // .bind('fileuploadchunkalways', func); 275 | 276 | // The plugin options are used as settings object for the ajax calls. 277 | // The following are jQuery ajax settings required for the file uploads: 278 | processData: false, 279 | contentType: false, 280 | cache: false 281 | }, 282 | 283 | // A list of options that require reinitializing event listeners and/or 284 | // special initialization code: 285 | _specialOptions: [ 286 | 'fileInput', 287 | 'dropZone', 288 | 'pasteZone', 289 | 'multipart', 290 | 'forceIframeTransport' 291 | ], 292 | 293 | _blobSlice: $.support.blobSlice && function () { 294 | var slice = this.slice || this.webkitSlice || this.mozSlice; 295 | return slice.apply(this, arguments); 296 | }, 297 | 298 | _BitrateTimer: function () { 299 | this.timestamp = ((Date.now) ? Date.now() : (new Date()).getTime()); 300 | this.loaded = 0; 301 | this.bitrate = 0; 302 | this.getBitrate = function (now, loaded, interval) { 303 | var timeDiff = now - this.timestamp; 304 | if (!this.bitrate || !interval || timeDiff > interval) { 305 | this.bitrate = (loaded - this.loaded) * (1000 / timeDiff) * 8; 306 | this.loaded = loaded; 307 | this.timestamp = now; 308 | } 309 | return this.bitrate; 310 | }; 311 | }, 312 | 313 | _isXHRUpload: function (options) { 314 | return !options.forceIframeTransport && 315 | ((!options.multipart && $.support.xhrFileUpload) || 316 | $.support.xhrFormDataFileUpload); 317 | }, 318 | 319 | _getFormData: function (options) { 320 | var formData; 321 | if ($.type(options.formData) === 'function') { 322 | return options.formData(options.form); 323 | } 324 | if ($.isArray(options.formData)) { 325 | return options.formData; 326 | } 327 | if ($.type(options.formData) === 'object') { 328 | formData = []; 329 | $.each(options.formData, function (name, value) { 330 | formData.push({name: name, value: value}); 331 | }); 332 | return formData; 333 | } 334 | return []; 335 | }, 336 | 337 | _getTotal: function (files) { 338 | var total = 0; 339 | $.each(files, function (index, file) { 340 | total += file.size || 1; 341 | }); 342 | return total; 343 | }, 344 | 345 | _initProgressObject: function (obj) { 346 | var progress = { 347 | loaded: 0, 348 | total: 0, 349 | bitrate: 0 350 | }; 351 | if (obj._progress) { 352 | $.extend(obj._progress, progress); 353 | } else { 354 | obj._progress = progress; 355 | } 356 | }, 357 | 358 | _initResponseObject: function (obj) { 359 | var prop; 360 | if (obj._response) { 361 | for (prop in obj._response) { 362 | if (obj._response.hasOwnProperty(prop)) { 363 | delete obj._response[prop]; 364 | } 365 | } 366 | } else { 367 | obj._response = {}; 368 | } 369 | }, 370 | 371 | _onProgress: function (e, data) { 372 | if (e.lengthComputable) { 373 | var now = ((Date.now) ? Date.now() : (new Date()).getTime()), 374 | loaded; 375 | if (data._time && data.progressInterval && 376 | (now - data._time < data.progressInterval) && 377 | e.loaded !== e.total) { 378 | return; 379 | } 380 | data._time = now; 381 | loaded = Math.floor( 382 | e.loaded / e.total * (data.chunkSize || data._progress.total) 383 | ) + (data.uploadedBytes || 0); 384 | // Add the difference from the previously loaded state 385 | // to the global loaded counter: 386 | this._progress.loaded += (loaded - data._progress.loaded); 387 | this._progress.bitrate = this._bitrateTimer.getBitrate( 388 | now, 389 | this._progress.loaded, 390 | data.bitrateInterval 391 | ); 392 | data._progress.loaded = data.loaded = loaded; 393 | data._progress.bitrate = data.bitrate = data._bitrateTimer.getBitrate( 394 | now, 395 | loaded, 396 | data.bitrateInterval 397 | ); 398 | // Trigger a custom progress event with a total data property set 399 | // to the file size(s) of the current upload and a loaded data 400 | // property calculated accordingly: 401 | this._trigger( 402 | 'progress', 403 | $.Event('progress', {delegatedEvent: e}), 404 | data 405 | ); 406 | // Trigger a global progress event for all current file uploads, 407 | // including ajax calls queued for sequential file uploads: 408 | this._trigger( 409 | 'progressall', 410 | $.Event('progressall', {delegatedEvent: e}), 411 | this._progress 412 | ); 413 | } 414 | }, 415 | 416 | _initProgressListener: function (options) { 417 | var that = this, 418 | xhr = options.xhr ? options.xhr() : $.ajaxSettings.xhr(); 419 | // Accesss to the native XHR object is required to add event listeners 420 | // for the upload progress event: 421 | if (xhr.upload) { 422 | $(xhr.upload).bind('progress', function (e) { 423 | var oe = e.originalEvent; 424 | // Make sure the progress event properties get copied over: 425 | e.lengthComputable = oe.lengthComputable; 426 | e.loaded = oe.loaded; 427 | e.total = oe.total; 428 | that._onProgress(e, options); 429 | }); 430 | options.xhr = function () { 431 | return xhr; 432 | }; 433 | } 434 | }, 435 | 436 | _isInstanceOf: function (type, obj) { 437 | // Cross-frame instanceof check 438 | return Object.prototype.toString.call(obj) === '[object ' + type + ']'; 439 | }, 440 | 441 | _initXHRData: function (options) { 442 | var that = this, 443 | formData, 444 | file = options.files[0], 445 | // Ignore non-multipart setting if not supported: 446 | multipart = options.multipart || !$.support.xhrFileUpload, 447 | paramName = $.type(options.paramName) === 'array' ? 448 | options.paramName[0] : options.paramName; 449 | options.headers = $.extend({}, options.headers); 450 | if (options.contentRange) { 451 | options.headers['Content-Range'] = options.contentRange; 452 | } 453 | if (!multipart || options.blob || !this._isInstanceOf('File', file)) { 454 | options.headers['Content-Disposition'] = 'attachment; filename="' + 455 | encodeURI(file.name) + '"'; 456 | } 457 | if (!multipart) { 458 | options.contentType = file.type || 'application/octet-stream'; 459 | options.data = options.blob || file; 460 | } else if ($.support.xhrFormDataFileUpload) { 461 | if (options.postMessage) { 462 | // window.postMessage does not allow sending FormData 463 | // objects, so we just add the File/Blob objects to 464 | // the formData array and let the postMessage window 465 | // create the FormData object out of this array: 466 | formData = this._getFormData(options); 467 | if (options.blob) { 468 | formData.push({ 469 | name: paramName, 470 | value: options.blob 471 | }); 472 | } else { 473 | $.each(options.files, function (index, file) { 474 | formData.push({ 475 | name: ($.type(options.paramName) === 'array' && 476 | options.paramName[index]) || paramName, 477 | value: file 478 | }); 479 | }); 480 | } 481 | } else { 482 | if (that._isInstanceOf('FormData', options.formData)) { 483 | formData = options.formData; 484 | } else { 485 | formData = new FormData(); 486 | $.each(this._getFormData(options), function (index, field) { 487 | formData.append(field.name, field.value); 488 | }); 489 | } 490 | if (options.blob) { 491 | formData.append(paramName, options.blob, file.name); 492 | } else { 493 | $.each(options.files, function (index, file) { 494 | // This check allows the tests to run with 495 | // dummy objects: 496 | if (that._isInstanceOf('File', file) || 497 | that._isInstanceOf('Blob', file)) { 498 | formData.append( 499 | ($.type(options.paramName) === 'array' && 500 | options.paramName[index]) || paramName, 501 | file, 502 | file.uploadName || file.name 503 | ); 504 | } 505 | }); 506 | } 507 | } 508 | options.data = formData; 509 | } 510 | // Blob reference is not needed anymore, free memory: 511 | options.blob = null; 512 | }, 513 | 514 | _initIframeSettings: function (options) { 515 | var targetHost = $('').prop('href', options.url).prop('host'); 516 | // Setting the dataType to iframe enables the iframe transport: 517 | options.dataType = 'iframe ' + (options.dataType || ''); 518 | // The iframe transport accepts a serialized array as form data: 519 | options.formData = this._getFormData(options); 520 | // Add redirect url to form data on cross-domain uploads: 521 | if (options.redirect && targetHost && targetHost !== location.host) { 522 | options.formData.push({ 523 | name: options.redirectParamName || 'redirect', 524 | value: options.redirect 525 | }); 526 | } 527 | }, 528 | 529 | _initDataSettings: function (options) { 530 | if (this._isXHRUpload(options)) { 531 | if (!this._chunkedUpload(options, true)) { 532 | if (!options.data) { 533 | this._initXHRData(options); 534 | } 535 | this._initProgressListener(options); 536 | } 537 | if (options.postMessage) { 538 | // Setting the dataType to postmessage enables the 539 | // postMessage transport: 540 | options.dataType = 'postmessage ' + (options.dataType || ''); 541 | } 542 | } else { 543 | this._initIframeSettings(options); 544 | } 545 | }, 546 | 547 | _getParamName: function (options) { 548 | var fileInput = $(options.fileInput), 549 | paramName = options.paramName; 550 | if (!paramName) { 551 | paramName = []; 552 | fileInput.each(function () { 553 | var input = $(this), 554 | name = input.prop('name') || 'files[]', 555 | i = (input.prop('files') || [1]).length; 556 | while (i) { 557 | paramName.push(name); 558 | i -= 1; 559 | } 560 | }); 561 | if (!paramName.length) { 562 | paramName = [fileInput.prop('name') || 'files[]']; 563 | } 564 | } else if (!$.isArray(paramName)) { 565 | paramName = [paramName]; 566 | } 567 | return paramName; 568 | }, 569 | 570 | _initFormSettings: function (options) { 571 | // Retrieve missing options from the input field and the 572 | // associated form, if available: 573 | if (!options.form || !options.form.length) { 574 | options.form = $(options.fileInput.prop('form')); 575 | // If the given file input doesn't have an associated form, 576 | // use the default widget file input's form: 577 | if (!options.form.length) { 578 | options.form = $(this.options.fileInput.prop('form')); 579 | } 580 | } 581 | options.paramName = this._getParamName(options); 582 | if (!options.url) { 583 | options.url = options.form.prop('action') || location.href; 584 | } 585 | // The HTTP request method must be "POST" or "PUT": 586 | options.type = (options.type || 587 | ($.type(options.form.prop('method')) === 'string' && 588 | options.form.prop('method')) || '' 589 | ).toUpperCase(); 590 | if (options.type !== 'POST' && options.type !== 'PUT' && 591 | options.type !== 'PATCH') { 592 | options.type = 'POST'; 593 | } 594 | if (!options.formAcceptCharset) { 595 | options.formAcceptCharset = options.form.attr('accept-charset'); 596 | } 597 | }, 598 | 599 | _getAJAXSettings: function (data) { 600 | var options = $.extend({}, this.options, data); 601 | this._initFormSettings(options); 602 | this._initDataSettings(options); 603 | return options; 604 | }, 605 | 606 | // jQuery 1.6 doesn't provide .state(), 607 | // while jQuery 1.8+ removed .isRejected() and .isResolved(): 608 | _getDeferredState: function (deferred) { 609 | if (deferred.state) { 610 | return deferred.state(); 611 | } 612 | if (deferred.isResolved()) { 613 | return 'resolved'; 614 | } 615 | if (deferred.isRejected()) { 616 | return 'rejected'; 617 | } 618 | return 'pending'; 619 | }, 620 | 621 | // Maps jqXHR callbacks to the equivalent 622 | // methods of the given Promise object: 623 | _enhancePromise: function (promise) { 624 | promise.success = promise.done; 625 | promise.error = promise.fail; 626 | promise.complete = promise.always; 627 | return promise; 628 | }, 629 | 630 | // Creates and returns a Promise object enhanced with 631 | // the jqXHR methods abort, success, error and complete: 632 | _getXHRPromise: function (resolveOrReject, context, args) { 633 | var dfd = $.Deferred(), 634 | promise = dfd.promise(); 635 | context = context || this.options.context || promise; 636 | if (resolveOrReject === true) { 637 | dfd.resolveWith(context, args); 638 | } else if (resolveOrReject === false) { 639 | dfd.rejectWith(context, args); 640 | } 641 | promise.abort = dfd.promise; 642 | return this._enhancePromise(promise); 643 | }, 644 | 645 | // Adds convenience methods to the data callback argument: 646 | _addConvenienceMethods: function (e, data) { 647 | var that = this, 648 | getPromise = function (args) { 649 | return $.Deferred().resolveWith(that, args).promise(); 650 | }; 651 | data.process = function (resolveFunc, rejectFunc) { 652 | if (resolveFunc || rejectFunc) { 653 | data._processQueue = this._processQueue = 654 | (this._processQueue || getPromise([this])).pipe( 655 | function () { 656 | if (data.errorThrown) { 657 | return $.Deferred() 658 | .rejectWith(that, [data]).promise(); 659 | } 660 | return getPromise(arguments); 661 | } 662 | ).pipe(resolveFunc, rejectFunc); 663 | } 664 | return this._processQueue || getPromise([this]); 665 | }; 666 | data.submit = function () { 667 | if (this.state() !== 'pending') { 668 | data.jqXHR = this.jqXHR = 669 | (that._trigger( 670 | 'submit', 671 | $.Event('submit', {delegatedEvent: e}), 672 | this 673 | ) !== false) && that._onSend(e, this); 674 | } 675 | return this.jqXHR || that._getXHRPromise(); 676 | }; 677 | data.abort = function () { 678 | if (this.jqXHR) { 679 | return this.jqXHR.abort(); 680 | } 681 | this.errorThrown = 'abort'; 682 | that._trigger('fail', null, this); 683 | return that._getXHRPromise(false); 684 | }; 685 | data.state = function () { 686 | if (this.jqXHR) { 687 | return that._getDeferredState(this.jqXHR); 688 | } 689 | if (this._processQueue) { 690 | return that._getDeferredState(this._processQueue); 691 | } 692 | }; 693 | data.processing = function () { 694 | return !this.jqXHR && this._processQueue && that 695 | ._getDeferredState(this._processQueue) === 'pending'; 696 | }; 697 | data.progress = function () { 698 | return this._progress; 699 | }; 700 | data.response = function () { 701 | return this._response; 702 | }; 703 | }, 704 | 705 | // Parses the Range header from the server response 706 | // and returns the uploaded bytes: 707 | _getUploadedBytes: function (jqXHR) { 708 | var range = jqXHR.getResponseHeader('Range'), 709 | parts = range && range.split('-'), 710 | upperBytesPos = parts && parts.length > 1 && 711 | parseInt(parts[1], 10); 712 | return upperBytesPos && upperBytesPos + 1; 713 | }, 714 | 715 | // Uploads a file in multiple, sequential requests 716 | // by splitting the file up in multiple blob chunks. 717 | // If the second parameter is true, only tests if the file 718 | // should be uploaded in chunks, but does not invoke any 719 | // upload requests: 720 | _chunkedUpload: function (options, testOnly) { 721 | options.uploadedBytes = options.uploadedBytes || 0; 722 | var that = this, 723 | file = options.files[0], 724 | fs = file.size, 725 | ub = options.uploadedBytes, 726 | mcs = options.maxChunkSize || fs, 727 | slice = this._blobSlice, 728 | dfd = $.Deferred(), 729 | promise = dfd.promise(), 730 | jqXHR, 731 | upload; 732 | if (!(this._isXHRUpload(options) && slice && (ub || mcs < fs)) || 733 | options.data) { 734 | return false; 735 | } 736 | if (testOnly) { 737 | return true; 738 | } 739 | if (ub >= fs) { 740 | file.error = options.i18n('uploadedBytes'); 741 | return this._getXHRPromise( 742 | false, 743 | options.context, 744 | [null, 'error', file.error] 745 | ); 746 | } 747 | // The chunk upload method: 748 | upload = function () { 749 | // Clone the options object for each chunk upload: 750 | var o = $.extend({}, options), 751 | currentLoaded = o._progress.loaded; 752 | o.blob = slice.call( 753 | file, 754 | ub, 755 | ub + mcs, 756 | file.type 757 | ); 758 | // Store the current chunk size, as the blob itself 759 | // will be dereferenced after data processing: 760 | o.chunkSize = o.blob.size; 761 | // Expose the chunk bytes position range: 762 | o.contentRange = 'bytes ' + ub + '-' + 763 | (ub + o.chunkSize - 1) + '/' + fs; 764 | // Process the upload data (the blob and potential form data): 765 | that._initXHRData(o); 766 | // Add progress listeners for this chunk upload: 767 | that._initProgressListener(o); 768 | jqXHR = ((that._trigger('chunksend', null, o) !== false && $.ajax(o)) || 769 | that._getXHRPromise(false, o.context)) 770 | .done(function (result, textStatus, jqXHR) { 771 | ub = that._getUploadedBytes(jqXHR) || 772 | (ub + o.chunkSize); 773 | // Create a progress event if no final progress event 774 | // with loaded equaling total has been triggered 775 | // for this chunk: 776 | if (currentLoaded + o.chunkSize - o._progress.loaded) { 777 | that._onProgress($.Event('progress', { 778 | lengthComputable: true, 779 | loaded: ub - o.uploadedBytes, 780 | total: ub - o.uploadedBytes 781 | }), o); 782 | } 783 | options.uploadedBytes = o.uploadedBytes = ub; 784 | o.result = result; 785 | o.textStatus = textStatus; 786 | o.jqXHR = jqXHR; 787 | that._trigger('chunkdone', null, o); 788 | that._trigger('chunkalways', null, o); 789 | if (ub < fs) { 790 | // File upload not yet complete, 791 | // continue with the next chunk: 792 | upload(); 793 | } else { 794 | dfd.resolveWith( 795 | o.context, 796 | [result, textStatus, jqXHR] 797 | ); 798 | } 799 | }) 800 | .fail(function (jqXHR, textStatus, errorThrown) { 801 | o.jqXHR = jqXHR; 802 | o.textStatus = textStatus; 803 | o.errorThrown = errorThrown; 804 | that._trigger('chunkfail', null, o); 805 | that._trigger('chunkalways', null, o); 806 | dfd.rejectWith( 807 | o.context, 808 | [jqXHR, textStatus, errorThrown] 809 | ); 810 | }); 811 | }; 812 | this._enhancePromise(promise); 813 | promise.abort = function () { 814 | return jqXHR.abort(); 815 | }; 816 | upload(); 817 | return promise; 818 | }, 819 | 820 | _beforeSend: function (e, data) { 821 | if (this._active === 0) { 822 | // the start callback is triggered when an upload starts 823 | // and no other uploads are currently running, 824 | // equivalent to the global ajaxStart event: 825 | this._trigger('start'); 826 | // Set timer for global bitrate progress calculation: 827 | this._bitrateTimer = new this._BitrateTimer(); 828 | // Reset the global progress values: 829 | this._progress.loaded = this._progress.total = 0; 830 | this._progress.bitrate = 0; 831 | } 832 | // Make sure the container objects for the .response() and 833 | // .progress() methods on the data object are available 834 | // and reset to their initial state: 835 | this._initResponseObject(data); 836 | this._initProgressObject(data); 837 | data._progress.loaded = data.loaded = data.uploadedBytes || 0; 838 | data._progress.total = data.total = this._getTotal(data.files) || 1; 839 | data._progress.bitrate = data.bitrate = 0; 840 | this._active += 1; 841 | // Initialize the global progress values: 842 | this._progress.loaded += data.loaded; 843 | this._progress.total += data.total; 844 | }, 845 | 846 | _onDone: function (result, textStatus, jqXHR, options) { 847 | var total = options._progress.total, 848 | response = options._response; 849 | if (options._progress.loaded < total) { 850 | // Create a progress event if no final progress event 851 | // with loaded equaling total has been triggered: 852 | this._onProgress($.Event('progress', { 853 | lengthComputable: true, 854 | loaded: total, 855 | total: total 856 | }), options); 857 | } 858 | response.result = options.result = result; 859 | response.textStatus = options.textStatus = textStatus; 860 | response.jqXHR = options.jqXHR = jqXHR; 861 | this._trigger('done', null, options); 862 | }, 863 | 864 | _onFail: function (jqXHR, textStatus, errorThrown, options) { 865 | var response = options._response; 866 | if (options.recalculateProgress) { 867 | // Remove the failed (error or abort) file upload from 868 | // the global progress calculation: 869 | this._progress.loaded -= options._progress.loaded; 870 | this._progress.total -= options._progress.total; 871 | } 872 | response.jqXHR = options.jqXHR = jqXHR; 873 | response.textStatus = options.textStatus = textStatus; 874 | response.errorThrown = options.errorThrown = errorThrown; 875 | this._trigger('fail', null, options); 876 | }, 877 | 878 | _onAlways: function (jqXHRorResult, textStatus, jqXHRorError, options) { 879 | // jqXHRorResult, textStatus and jqXHRorError are added to the 880 | // options object via done and fail callbacks 881 | this._trigger('always', null, options); 882 | }, 883 | 884 | _onSend: function (e, data) { 885 | if (!data.submit) { 886 | this._addConvenienceMethods(e, data); 887 | } 888 | var that = this, 889 | jqXHR, 890 | aborted, 891 | slot, 892 | pipe, 893 | options = that._getAJAXSettings(data), 894 | send = function () { 895 | that._sending += 1; 896 | // Set timer for bitrate progress calculation: 897 | options._bitrateTimer = new that._BitrateTimer(); 898 | jqXHR = jqXHR || ( 899 | ((aborted || that._trigger( 900 | 'send', 901 | $.Event('send', {delegatedEvent: e}), 902 | options 903 | ) === false) && 904 | that._getXHRPromise(false, options.context, aborted)) || 905 | that._chunkedUpload(options) || $.ajax(options) 906 | ).done(function (result, textStatus, jqXHR) { 907 | that._onDone(result, textStatus, jqXHR, options); 908 | }).fail(function (jqXHR, textStatus, errorThrown) { 909 | that._onFail(jqXHR, textStatus, errorThrown, options); 910 | }).always(function (jqXHRorResult, textStatus, jqXHRorError) { 911 | that._onAlways( 912 | jqXHRorResult, 913 | textStatus, 914 | jqXHRorError, 915 | options 916 | ); 917 | that._sending -= 1; 918 | that._active -= 1; 919 | if (options.limitConcurrentUploads && 920 | options.limitConcurrentUploads > that._sending) { 921 | // Start the next queued upload, 922 | // that has not been aborted: 923 | var nextSlot = that._slots.shift(); 924 | while (nextSlot) { 925 | if (that._getDeferredState(nextSlot) === 'pending') { 926 | nextSlot.resolve(); 927 | break; 928 | } 929 | nextSlot = that._slots.shift(); 930 | } 931 | } 932 | if (that._active === 0) { 933 | // The stop callback is triggered when all uploads have 934 | // been completed, equivalent to the global ajaxStop event: 935 | that._trigger('stop'); 936 | } 937 | }); 938 | return jqXHR; 939 | }; 940 | this._beforeSend(e, options); 941 | if (this.options.sequentialUploads || 942 | (this.options.limitConcurrentUploads && 943 | this.options.limitConcurrentUploads <= this._sending)) { 944 | if (this.options.limitConcurrentUploads > 1) { 945 | slot = $.Deferred(); 946 | this._slots.push(slot); 947 | pipe = slot.pipe(send); 948 | } else { 949 | this._sequence = this._sequence.pipe(send, send); 950 | pipe = this._sequence; 951 | } 952 | // Return the piped Promise object, enhanced with an abort method, 953 | // which is delegated to the jqXHR object of the current upload, 954 | // and jqXHR callbacks mapped to the equivalent Promise methods: 955 | pipe.abort = function () { 956 | aborted = [undefined, 'abort', 'abort']; 957 | if (!jqXHR) { 958 | if (slot) { 959 | slot.rejectWith(options.context, aborted); 960 | } 961 | return send(); 962 | } 963 | return jqXHR.abort(); 964 | }; 965 | return this._enhancePromise(pipe); 966 | } 967 | return send(); 968 | }, 969 | 970 | _onAdd: function (e, data) { 971 | var that = this, 972 | result = true, 973 | options = $.extend({}, this.options, data), 974 | files = data.files, 975 | filesLength = files.length, 976 | limit = options.limitMultiFileUploads, 977 | limitSize = options.limitMultiFileUploadSize, 978 | overhead = options.limitMultiFileUploadSizeOverhead, 979 | batchSize = 0, 980 | paramName = this._getParamName(options), 981 | paramNameSet, 982 | paramNameSlice, 983 | fileSet, 984 | i, 985 | j = 0; 986 | if (limitSize && (!filesLength || files[0].size === undefined)) { 987 | limitSize = undefined; 988 | } 989 | if (!(options.singleFileUploads || limit || limitSize) || 990 | !this._isXHRUpload(options)) { 991 | fileSet = [files]; 992 | paramNameSet = [paramName]; 993 | } else if (!(options.singleFileUploads || limitSize) && limit) { 994 | fileSet = []; 995 | paramNameSet = []; 996 | for (i = 0; i < filesLength; i += limit) { 997 | fileSet.push(files.slice(i, i + limit)); 998 | paramNameSlice = paramName.slice(i, i + limit); 999 | if (!paramNameSlice.length) { 1000 | paramNameSlice = paramName; 1001 | } 1002 | paramNameSet.push(paramNameSlice); 1003 | } 1004 | } else if (!options.singleFileUploads && limitSize) { 1005 | fileSet = []; 1006 | paramNameSet = []; 1007 | for (i = 0; i < filesLength; i = i + 1) { 1008 | batchSize += files[i].size + overhead; 1009 | if (i + 1 === filesLength || 1010 | ((batchSize + files[i + 1].size + overhead) > limitSize) || 1011 | (limit && i + 1 - j >= limit)) { 1012 | fileSet.push(files.slice(j, i + 1)); 1013 | paramNameSlice = paramName.slice(j, i + 1); 1014 | if (!paramNameSlice.length) { 1015 | paramNameSlice = paramName; 1016 | } 1017 | paramNameSet.push(paramNameSlice); 1018 | j = i + 1; 1019 | batchSize = 0; 1020 | } 1021 | } 1022 | } else { 1023 | paramNameSet = paramName; 1024 | } 1025 | data.originalFiles = files; 1026 | $.each(fileSet || files, function (index, element) { 1027 | var newData = $.extend({}, data); 1028 | newData.files = fileSet ? element : [element]; 1029 | newData.paramName = paramNameSet[index]; 1030 | that._initResponseObject(newData); 1031 | that._initProgressObject(newData); 1032 | that._addConvenienceMethods(e, newData); 1033 | result = that._trigger( 1034 | 'add', 1035 | $.Event('add', {delegatedEvent: e}), 1036 | newData 1037 | ); 1038 | return result; 1039 | }); 1040 | return result; 1041 | }, 1042 | 1043 | _replaceFileInput: function (data) { 1044 | var input = data.fileInput, 1045 | inputClone = input.clone(true); 1046 | // Add a reference for the new cloned file input to the data argument: 1047 | data.fileInputClone = inputClone; 1048 | $('
').append(inputClone)[0].reset(); 1049 | // Detaching allows to insert the fileInput on another form 1050 | // without loosing the file input value: 1051 | input.after(inputClone).detach(); 1052 | // Avoid memory leaks with the detached file input: 1053 | $.cleanData(input.unbind('remove')); 1054 | // Replace the original file input element in the fileInput 1055 | // elements set with the clone, which has been copied including 1056 | // event handlers: 1057 | this.options.fileInput = this.options.fileInput.map(function (i, el) { 1058 | if (el === input[0]) { 1059 | return inputClone[0]; 1060 | } 1061 | return el; 1062 | }); 1063 | // If the widget has been initialized on the file input itself, 1064 | // override this.element with the file input clone: 1065 | if (input[0] === this.element[0]) { 1066 | this.element = inputClone; 1067 | } 1068 | }, 1069 | 1070 | _handleFileTreeEntry: function (entry, path) { 1071 | var that = this, 1072 | dfd = $.Deferred(), 1073 | errorHandler = function (e) { 1074 | if (e && !e.entry) { 1075 | e.entry = entry; 1076 | } 1077 | // Since $.when returns immediately if one 1078 | // Deferred is rejected, we use resolve instead. 1079 | // This allows valid files and invalid items 1080 | // to be returned together in one set: 1081 | dfd.resolve([e]); 1082 | }, 1083 | successHandler = function (entries) { 1084 | that._handleFileTreeEntries( 1085 | entries, 1086 | path + entry.name + '/' 1087 | ).done(function (files) { 1088 | dfd.resolve(files); 1089 | }).fail(errorHandler); 1090 | }, 1091 | readEntries = function () { 1092 | dirReader.readEntries(function (results) { 1093 | if (!results.length) { 1094 | successHandler(entries); 1095 | } else { 1096 | entries = entries.concat(results); 1097 | readEntries(); 1098 | } 1099 | }, errorHandler); 1100 | }, 1101 | dirReader, entries = []; 1102 | path = path || ''; 1103 | if (entry.isFile) { 1104 | if (entry._file) { 1105 | // Workaround for Chrome bug #149735 1106 | entry._file.relativePath = path; 1107 | dfd.resolve(entry._file); 1108 | } else { 1109 | entry.file(function (file) { 1110 | file.relativePath = path; 1111 | dfd.resolve(file); 1112 | }, errorHandler); 1113 | } 1114 | } else if (entry.isDirectory) { 1115 | dirReader = entry.createReader(); 1116 | readEntries(); 1117 | } else { 1118 | // Return an empy list for file system items 1119 | // other than files or directories: 1120 | dfd.resolve([]); 1121 | } 1122 | return dfd.promise(); 1123 | }, 1124 | 1125 | _handleFileTreeEntries: function (entries, path) { 1126 | var that = this; 1127 | return $.when.apply( 1128 | $, 1129 | $.map(entries, function (entry) { 1130 | return that._handleFileTreeEntry(entry, path); 1131 | }) 1132 | ).pipe(function () { 1133 | return Array.prototype.concat.apply( 1134 | [], 1135 | arguments 1136 | ); 1137 | }); 1138 | }, 1139 | 1140 | _getDroppedFiles: function (dataTransfer) { 1141 | dataTransfer = dataTransfer || {}; 1142 | var items = dataTransfer.items; 1143 | if (items && items.length && (items[0].webkitGetAsEntry || 1144 | items[0].getAsEntry)) { 1145 | return this._handleFileTreeEntries( 1146 | $.map(items, function (item) { 1147 | var entry; 1148 | if (item.webkitGetAsEntry) { 1149 | entry = item.webkitGetAsEntry(); 1150 | if (entry) { 1151 | // Workaround for Chrome bug #149735: 1152 | entry._file = item.getAsFile(); 1153 | } 1154 | return entry; 1155 | } 1156 | return item.getAsEntry(); 1157 | }) 1158 | ); 1159 | } 1160 | return $.Deferred().resolve( 1161 | $.makeArray(dataTransfer.files) 1162 | ).promise(); 1163 | }, 1164 | 1165 | _getSingleFileInputFiles: function (fileInput) { 1166 | fileInput = $(fileInput); 1167 | var entries = fileInput.prop('webkitEntries') || 1168 | fileInput.prop('entries'), 1169 | files, 1170 | value; 1171 | if (entries && entries.length) { 1172 | return this._handleFileTreeEntries(entries); 1173 | } 1174 | files = $.makeArray(fileInput.prop('files')); 1175 | if (!files.length) { 1176 | value = fileInput.prop('value'); 1177 | if (!value) { 1178 | return $.Deferred().resolve([]).promise(); 1179 | } 1180 | // If the files property is not available, the browser does not 1181 | // support the File API and we add a pseudo File object with 1182 | // the input value as name with path information removed: 1183 | files = [{name: value.replace(/^.*\\/, '')}]; 1184 | } else if (files[0].name === undefined && files[0].fileName) { 1185 | // File normalization for Safari 4 and Firefox 3: 1186 | $.each(files, function (index, file) { 1187 | file.name = file.fileName; 1188 | file.size = file.fileSize; 1189 | }); 1190 | } 1191 | return $.Deferred().resolve(files).promise(); 1192 | }, 1193 | 1194 | _getFileInputFiles: function (fileInput) { 1195 | if (!(fileInput instanceof $) || fileInput.length === 1) { 1196 | return this._getSingleFileInputFiles(fileInput); 1197 | } 1198 | return $.when.apply( 1199 | $, 1200 | $.map(fileInput, this._getSingleFileInputFiles) 1201 | ).pipe(function () { 1202 | return Array.prototype.concat.apply( 1203 | [], 1204 | arguments 1205 | ); 1206 | }); 1207 | }, 1208 | 1209 | _onChange: function (e) { 1210 | var that = this, 1211 | data = { 1212 | fileInput: $(e.target), 1213 | form: $(e.target.form) 1214 | }; 1215 | this._getFileInputFiles(data.fileInput).always(function (files) { 1216 | data.files = files; 1217 | if (that.options.replaceFileInput) { 1218 | that._replaceFileInput(data); 1219 | } 1220 | if (that._trigger( 1221 | 'change', 1222 | $.Event('change', {delegatedEvent: e}), 1223 | data 1224 | ) !== false) { 1225 | that._onAdd(e, data); 1226 | } 1227 | }); 1228 | }, 1229 | 1230 | _onPaste: function (e) { 1231 | var items = e.originalEvent && e.originalEvent.clipboardData && 1232 | e.originalEvent.clipboardData.items, 1233 | data = {files: []}; 1234 | if (items && items.length) { 1235 | $.each(items, function (index, item) { 1236 | var file = item.getAsFile && item.getAsFile(); 1237 | if (file) { 1238 | data.files.push(file); 1239 | } 1240 | }); 1241 | if (this._trigger( 1242 | 'paste', 1243 | $.Event('paste', {delegatedEvent: e}), 1244 | data 1245 | ) !== false) { 1246 | this._onAdd(e, data); 1247 | } 1248 | } 1249 | }, 1250 | 1251 | _onDrop: function (e) { 1252 | e.dataTransfer = e.originalEvent && e.originalEvent.dataTransfer; 1253 | var that = this, 1254 | dataTransfer = e.dataTransfer, 1255 | data = {}; 1256 | if (dataTransfer && dataTransfer.files && dataTransfer.files.length) { 1257 | e.preventDefault(); 1258 | this._getDroppedFiles(dataTransfer).always(function (files) { 1259 | data.files = files; 1260 | if (that._trigger( 1261 | 'drop', 1262 | $.Event('drop', {delegatedEvent: e}), 1263 | data 1264 | ) !== false) { 1265 | that._onAdd(e, data); 1266 | } 1267 | }); 1268 | } 1269 | }, 1270 | 1271 | _onDragOver: getDragHandler('dragover'), 1272 | 1273 | _onDragEnter: getDragHandler('dragenter'), 1274 | 1275 | _onDragLeave: getDragHandler('dragleave'), 1276 | 1277 | _initEventHandlers: function () { 1278 | if (this._isXHRUpload(this.options)) { 1279 | this._on(this.options.dropZone, { 1280 | dragover: this._onDragOver, 1281 | drop: this._onDrop, 1282 | // event.preventDefault() on dragenter is required for IE10+: 1283 | dragenter: this._onDragEnter, 1284 | // dragleave is not required, but added for completeness: 1285 | dragleave: this._onDragLeave 1286 | }); 1287 | this._on(this.options.pasteZone, { 1288 | paste: this._onPaste 1289 | }); 1290 | } 1291 | if ($.support.fileInput) { 1292 | this._on(this.options.fileInput, { 1293 | change: this._onChange 1294 | }); 1295 | } 1296 | }, 1297 | 1298 | _destroyEventHandlers: function () { 1299 | this._off(this.options.dropZone, 'dragenter dragleave dragover drop'); 1300 | this._off(this.options.pasteZone, 'paste'); 1301 | this._off(this.options.fileInput, 'change'); 1302 | }, 1303 | 1304 | _setOption: function (key, value) { 1305 | var reinit = $.inArray(key, this._specialOptions) !== -1; 1306 | if (reinit) { 1307 | this._destroyEventHandlers(); 1308 | } 1309 | this._super(key, value); 1310 | if (reinit) { 1311 | this._initSpecialOptions(); 1312 | this._initEventHandlers(); 1313 | } 1314 | }, 1315 | 1316 | _initSpecialOptions: function () { 1317 | var options = this.options; 1318 | if (options.fileInput === undefined) { 1319 | options.fileInput = this.element.is('input[type="file"]') ? 1320 | this.element : this.element.find('input[type="file"]'); 1321 | } else if (!(options.fileInput instanceof $)) { 1322 | options.fileInput = $(options.fileInput); 1323 | } 1324 | if (!(options.dropZone instanceof $)) { 1325 | options.dropZone = $(options.dropZone); 1326 | } 1327 | if (!(options.pasteZone instanceof $)) { 1328 | options.pasteZone = $(options.pasteZone); 1329 | } 1330 | }, 1331 | 1332 | _getRegExp: function (str) { 1333 | var parts = str.split('/'), 1334 | modifiers = parts.pop(); 1335 | parts.shift(); 1336 | return new RegExp(parts.join('/'), modifiers); 1337 | }, 1338 | 1339 | _isRegExpOption: function (key, value) { 1340 | return key !== 'url' && $.type(value) === 'string' && 1341 | /^\/.*\/[igm]{0,3}$/.test(value); 1342 | }, 1343 | 1344 | _initDataAttributes: function () { 1345 | var that = this, 1346 | options = this.options, 1347 | clone = $(this.element[0].cloneNode(false)), 1348 | data = clone.data(); 1349 | // Avoid memory leaks: 1350 | clone.remove(); 1351 | // Initialize options set via HTML5 data-attributes: 1352 | $.each( 1353 | data, 1354 | function (key, value) { 1355 | var dataAttributeName = 'data-' + 1356 | // Convert camelCase to hyphen-ated key: 1357 | key.replace(/([a-z])([A-Z])/g, '$1-$2').toLowerCase(); 1358 | if (clone.attr(dataAttributeName)) { 1359 | if (that._isRegExpOption(key, value)) { 1360 | value = that._getRegExp(value); 1361 | } 1362 | options[key] = value; 1363 | } 1364 | } 1365 | ); 1366 | }, 1367 | 1368 | _create: function () { 1369 | this._initDataAttributes(); 1370 | this._initSpecialOptions(); 1371 | this._slots = []; 1372 | this._sequence = this._getXHRPromise(true); 1373 | this._sending = this._active = 0; 1374 | this._initProgressObject(this); 1375 | this._initEventHandlers(); 1376 | }, 1377 | 1378 | // This method is exposed to the widget API and allows to query 1379 | // the number of active uploads: 1380 | active: function () { 1381 | return this._active; 1382 | }, 1383 | 1384 | // This method is exposed to the widget API and allows to query 1385 | // the widget upload progress. 1386 | // It returns an object with loaded, total and bitrate properties 1387 | // for the running uploads: 1388 | progress: function () { 1389 | return this._progress; 1390 | }, 1391 | 1392 | // This method is exposed to the widget API and allows adding files 1393 | // using the fileupload API. The data parameter accepts an object which 1394 | // must have a files property and can contain additional options: 1395 | // .fileupload('add', {files: filesList}); 1396 | add: function (data) { 1397 | var that = this; 1398 | if (!data || this.options.disabled) { 1399 | return; 1400 | } 1401 | if (data.fileInput && !data.files) { 1402 | this._getFileInputFiles(data.fileInput).always(function (files) { 1403 | data.files = files; 1404 | that._onAdd(null, data); 1405 | }); 1406 | } else { 1407 | data.files = $.makeArray(data.files); 1408 | this._onAdd(null, data); 1409 | } 1410 | }, 1411 | 1412 | // This method is exposed to the widget API and allows sending files 1413 | // using the fileupload API. The data parameter accepts an object which 1414 | // must have a files or fileInput property and can contain additional options: 1415 | // .fileupload('send', {files: filesList}); 1416 | // The method returns a Promise object for the file upload call. 1417 | send: function (data) { 1418 | if (data && !this.options.disabled) { 1419 | if (data.fileInput && !data.files) { 1420 | var that = this, 1421 | dfd = $.Deferred(), 1422 | promise = dfd.promise(), 1423 | jqXHR, 1424 | aborted; 1425 | promise.abort = function () { 1426 | aborted = true; 1427 | if (jqXHR) { 1428 | return jqXHR.abort(); 1429 | } 1430 | dfd.reject(null, 'abort', 'abort'); 1431 | return promise; 1432 | }; 1433 | this._getFileInputFiles(data.fileInput).always( 1434 | function (files) { 1435 | if (aborted) { 1436 | return; 1437 | } 1438 | if (!files.length) { 1439 | dfd.reject(); 1440 | return; 1441 | } 1442 | data.files = files; 1443 | jqXHR = that._onSend(null, data); 1444 | jqXHR.then( 1445 | function (result, textStatus, jqXHR) { 1446 | dfd.resolve(result, textStatus, jqXHR); 1447 | }, 1448 | function (jqXHR, textStatus, errorThrown) { 1449 | dfd.reject(jqXHR, textStatus, errorThrown); 1450 | } 1451 | ); 1452 | } 1453 | ); 1454 | return this._enhancePromise(promise); 1455 | } 1456 | data.files = $.makeArray(data.files); 1457 | if (data.files.length) { 1458 | return this._onSend(null, data); 1459 | } 1460 | } 1461 | return this._getXHRPromise(false, data && data.context); 1462 | } 1463 | 1464 | }); 1465 | 1466 | })); 1467 | -------------------------------------------------------------------------------- /static/js/jquery.iframe-transport.js: -------------------------------------------------------------------------------- 1 | /* 2 | * jQuery Iframe Transport Plugin 1.8.3 3 | * https://github.com/blueimp/jQuery-File-Upload 4 | * 5 | * Copyright 2011, Sebastian Tschan 6 | * https://blueimp.net 7 | * 8 | * Licensed under the MIT license: 9 | * http://www.opensource.org/licenses/MIT 10 | */ 11 | 12 | /* global define, require, window, document */ 13 | 14 | (function (factory) { 15 | 'use strict'; 16 | if (typeof define === 'function' && define.amd) { 17 | // Register as an anonymous AMD module: 18 | define(['jquery'], factory); 19 | } else if (typeof exports === 'object') { 20 | // Node/CommonJS: 21 | factory(require('jquery')); 22 | } else { 23 | // Browser globals: 24 | factory(window.jQuery); 25 | } 26 | }(function ($) { 27 | 'use strict'; 28 | 29 | // Helper variable to create unique names for the transport iframes: 30 | var counter = 0; 31 | 32 | // The iframe transport accepts four additional options: 33 | // options.fileInput: a jQuery collection of file input fields 34 | // options.paramName: the parameter name for the file form data, 35 | // overrides the name property of the file input field(s), 36 | // can be a string or an array of strings. 37 | // options.formData: an array of objects with name and value properties, 38 | // equivalent to the return data of .serializeArray(), e.g.: 39 | // [{name: 'a', value: 1}, {name: 'b', value: 2}] 40 | // options.initialIframeSrc: the URL of the initial iframe src, 41 | // by default set to "javascript:false;" 42 | $.ajaxTransport('iframe', function (options) { 43 | if (options.async) { 44 | // javascript:false as initial iframe src 45 | // prevents warning popups on HTTPS in IE6: 46 | /*jshint scripturl: true */ 47 | var initialIframeSrc = options.initialIframeSrc || 'javascript:false;', 48 | /*jshint scripturl: false */ 49 | form, 50 | iframe, 51 | addParamChar; 52 | return { 53 | send: function (_, completeCallback) { 54 | form = $('
'); 55 | form.attr('accept-charset', options.formAcceptCharset); 56 | addParamChar = /\?/.test(options.url) ? '&' : '?'; 57 | // XDomainRequest only supports GET and POST: 58 | if (options.type === 'DELETE') { 59 | options.url = options.url + addParamChar + '_method=DELETE'; 60 | options.type = 'POST'; 61 | } else if (options.type === 'PUT') { 62 | options.url = options.url + addParamChar + '_method=PUT'; 63 | options.type = 'POST'; 64 | } else if (options.type === 'PATCH') { 65 | options.url = options.url + addParamChar + '_method=PATCH'; 66 | options.type = 'POST'; 67 | } 68 | // IE versions below IE8 cannot set the name property of 69 | // elements that have already been added to the DOM, 70 | // so we set the name along with the iframe HTML markup: 71 | counter += 1; 72 | iframe = $( 73 | '' 75 | ).bind('load', function () { 76 | var fileInputClones, 77 | paramNames = $.isArray(options.paramName) ? 78 | options.paramName : [options.paramName]; 79 | iframe 80 | .unbind('load') 81 | .bind('load', function () { 82 | var response; 83 | // Wrap in a try/catch block to catch exceptions thrown 84 | // when trying to access cross-domain iframe contents: 85 | try { 86 | response = iframe.contents(); 87 | // Google Chrome and Firefox do not throw an 88 | // exception when calling iframe.contents() on 89 | // cross-domain requests, so we unify the response: 90 | if (!response.length || !response[0].firstChild) { 91 | throw new Error(); 92 | } 93 | } catch (e) { 94 | response = undefined; 95 | } 96 | // The complete callback returns the 97 | // iframe content document as response object: 98 | completeCallback( 99 | 200, 100 | 'success', 101 | {'iframe': response} 102 | ); 103 | // Fix for IE endless progress bar activity bug 104 | // (happens on form submits to iframe targets): 105 | $('') 106 | .appendTo(form); 107 | window.setTimeout(function () { 108 | // Removing the form in a setTimeout call 109 | // allows Chrome's developer tools to display 110 | // the response result 111 | form.remove(); 112 | }, 0); 113 | }); 114 | form 115 | .prop('target', iframe.prop('name')) 116 | .prop('action', options.url) 117 | .prop('method', options.type); 118 | if (options.formData) { 119 | $.each(options.formData, function (index, field) { 120 | $('') 121 | .prop('name', field.name) 122 | .val(field.value) 123 | .appendTo(form); 124 | }); 125 | } 126 | if (options.fileInput && options.fileInput.length && 127 | options.type === 'POST') { 128 | fileInputClones = options.fileInput.clone(); 129 | // Insert a clone for each file input field: 130 | options.fileInput.after(function (index) { 131 | return fileInputClones[index]; 132 | }); 133 | if (options.paramName) { 134 | options.fileInput.each(function (index) { 135 | $(this).prop( 136 | 'name', 137 | paramNames[index] || options.paramName 138 | ); 139 | }); 140 | } 141 | // Appending the file input fields to the hidden form 142 | // removes them from their original location: 143 | form 144 | .append(options.fileInput) 145 | .prop('enctype', 'multipart/form-data') 146 | // enctype must be set as encoding for IE: 147 | 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