How to Request an Upload to a Ninja Form
Need to have file uploads on your WordPress website? Whether yous want to accept resumes, collect user-generated content, or receive quotes from your clients, the right plugin makes it super simple.
In this article, we volition give you an ultimate guide to everything y'all desire to know most accepting files on your course. So let's take a look at how to brand a file upload form that makes it easy for your users, so y'all can collect the information you demand!
Using File Uploads plugin to accept files on WordPress forms
To get started, y'all'll need a free version of Ninja Forms coupled with our File Uploads addition. Once you install and activate the add-on, this will add together 2 new features to your WordPress website:
- A File Upload field. This is the field your users will be using to upload files.
- File Uploads settings nether Ninja Forms in your WordPress dashboard to configure the add-on and cull where to store your files
Once you complete the steps in a higher place, you tin add together the File Upload field to your form and start configuring the settings for your uploaded files. Y'all have total control of what file types you permit to upload, and at what size.
Our File Uploads add-on likewise allows you lot to accept multiple files from the same file upload field. Just make sure you lot prepare the number of immune files to be uploaded nether the Restrictions department > File Limit.
You can upload files non just to the server where y'all host your WordPress site. Y'all can also upload files to Google Drive, Dropbox, or Amazon S3 without saving the files to your server.
When y'all add together the file upload feature to your class, you will see a button to let the user to select files.
You'll want to configure your file upload with the settings in Ninja Forms.
File size restrictions
Servers often have size limitations that can frustrate users, just the File Uploads add-on lets you upload files larger than the maximum upload limit of the server without the need to upload to the external site.
However, if you desire to set a maximum file size limit, you can navigate to Ninja Forms > File Uploads > Upload Settings and change it. This limit can be overridden in the settings for a File Upload field. At that place, you can fix minimum file size, file upload limit, or determine which file types users tin can upload to your WordPress form.
Did you know you tin also easily notify your users about the maximum file upload size? Use tooltip or hover text by navigating to Display Settings > Aid Text. This trivial hint will tell the user non to upload anything larger than the limit you lot attack your online form. Yay!
Ship uploaded files to deject-based storage solutions
We all take been there — overflowing WordPress Media Library, storage almost-full-warnings. This is a situation we all discover pretty annoying. Merely instead of cleaning up your WordPress Media Library and losing important files, the File Uploads add-on gives yous an option to transport files direct to external storage services including Google Bulldoze, Dropbox, and Amazon S3.
How to ship files to external sites
Connecting Ninja Forms to an external storage site is super like shooting fish in a barrel with the File Uploads add-on. Navigate to Ninja Forms > File Uploads > External settings and connect to the storage service of your selection. If you demand more than assist connecting, check one of our tutorials on how to upload a file to Dropbox from WordPress or upload files to Google Drive!
Kindly notation, the links to uploaded files to external services are accessible by default to logged-in users of the site. If you would like to make these links publicly viewable, you lot can navigate within your site to Ninja Forms > File Uploads > External Settings and enable the checkbox for "Apply Public URL".
Sometimes, you lot might experience timeout issues when sending large files over to your deject-based storage solution. Navigate to Emails & Actions > add a new action External File Upload > Avant-garde tab > toggle on the Background upload. This volition help y'all avoid timeout issues and bypass your server upload settings.
We would like to point out for users who use our Save Progress add-on that files are only transferred in one case the Submit button is clicked. Save and continue part won't save the data of file uploads fields.
If you are using File Uploads with Salesforce add-on, please consider the file does not get sent to Salesforce. You can, however, transport the URL for where the file is located using the merge tag for the File Uploads field.
Renaming files and creating directories
Want to organize your file uploads, add unlike folders to different forms, and salve these files into separate folders? Within the File Uploads field of your class, y'all tin can exercise that chop-chop!
If you desire to create dynamic directories for your files, you can exercise so with the utilize of shortcodes and merge tags. Navigate to Ninja Forms > File Uploads > Upload Settings > Custom Directory.
Alternatively, yous can exercise this tin can be washed directly within your File Upload field by using the "Rename Uploaded File" settings. Here yous tin rename the uploaded file and dynamically create a folder the files should be saved in, by using / in the name, with the help of the merge tag icon. You can see boosted Renaming Conventions in the post-obit article.
On the other hand, if you don't want to rename the file and prefer to retain the aforementioned file proper name that the user gave information technology, get out the "Rename Uploaded File" field bare.If users upload an image with the same file proper name, the file name will exist modified by appending a sequentially numbered suffix — filename, filename – 1, filename – 2, etc.
For changing the custom directory for the files uploaded in your cloud-based storage service, you tin can navigate to Ninja Forms > File Uploads > External Settings and brand the desired changes. That's information technology!
Using merge tags
Have you lot ever asked yourself how can you adhere the uploaded file to the email or insert the uploaded image within the PDF? The answer is the merge tags!
They are a great feature every bit they auto-update and allow the dynamic data to be pulled from different sources. Afterward, the data is populated in the location that the merge tag is placed.
For instance, if y'all ask a user on your course to upload a file, you tin can later pull this information by clicking the merge tag icon and inserting it inside the email message.
Listing of File Uploads merge tags:
:plain – Same as URL merge tag, but without a clickable anchor.
:embed – Use this merge tag within Email Actions if you are embedding the epitome, you can't embed the video file.
:link – Apply this merge tag to have a clickable link within the E-mail Action.
:url – When a File Upload merge tag ends with :url, the output will be formatted as the full URL.
:filename – If yous desire to list the uploaded files without having them exist clickable.
:pdf_embed – If you are embedding a file within the PDF Form Submissions addition, use this merge tag.
:name and :extension – You tin can use these merge tags in the field settings only non in the actions or other places.
Preventing security issues with file uploads
File upload vulnerabilities are some of the near common security issues that WordPress sites face up. Why? There are ii things to consider.
Site takeover risks
If a hacker can upload a file to your spider web server, they can take over your site completely. If your file upload form implementation is completely open for anyone to use, does not restrict file types, and stores uploaded files inside your WordPress site, those files are publicly accessible.
As such, it is very important to consider security when creating a file upload class. Luckily, the Ninja Forms File Upload add-on provides y'all file restriction capabilities so that you can make good security decisions.
Personally identifiable information risks
If the files that your users are uploading contain any sort of personally identifiable information (PII), such as names, electronic mail addresses, or other sensitive information, consider having these uploaded to a secured location.
Anything uploaded to your WordPress uploads directory is publicly accessible. If your customers trust yous with their PII, make certain you're uploading to a private, secured location such as a secured Amazon S3 bucket.
Since we're talking about security, permit's look at WordPress security and file upload vulnerabilities and how to keep your site safe as well as your forms.
How to prevent file upload vulnerabilities
1. Keep your website updated.
Every time someone reports a security vulnerability, the core WordPress team immediately works on fixing the result. If you are not using the latest version of WordPress and plugins, hackers tin can look for sites running the older version and as a result, y'all tin easily become a victim of an attack.
For this reason, make sure you update your plugins, theme, and the cadre itself regularly. WordPress even allows you to enable automated updates for their major releases, plugins, and themes and so you lot tin can keep your site and files protected.
2. Modify the location of uploaded files.
WordPress stores by default all the uploaded files in the wp-content/uploads folder on your server. The security of files you upload depends on the security of your server, but as long as yous are using a skillful security service, this risk tin be minimized.
Yous might make up one's mind you lot don't want to save uploaded files to your server. With our File Uploads addition, yous can simply disable the Salve To Server selection in your File Upload field. This setting will prevent saving your uploaded files to your server, and to your media library.
We also offering the ability for secure uploading directly to Dropbox, Google Drive, or Amazon S3. Have a look at our super easy step-by-footstep tutorials on How to Upload a File to Dropbox from WordPress and Want to Upload Files to Google Bulldoze from WordPress!
3. Allow only specific file extensions to upload
Due to security reasons, WordPress just allows for sure types of files you can upload through your site'southward admin. The nigh accurate listing of file types WordPress allows includes the post-obit:
Images: .jpg, .jpeg, .png, .gif
Documents: pdf, .doc, .docx, .ppt, .pptx, .pps, .ppsx, .odt, .xls, .xlsx
Audio: .mp3, .m4a (might not piece of work in all browsers), .ogg, .wav
However, sometimes you lot might discover yourself in a need to aggrandize the listing with an additional file format. If that is the case, our File Uploads add-on allows you to allow additional file types to be uploaded past your WordPress site.
4. Install WordPress security plugins.
Security plugins serve equally an actress security layer for your website. In fact, you can choose from a wide selection of security solutions including Shield, Wordfence, MalCare, Sucuri, and many others.
You lot've just mastered our File Upload plugin!
Congratulations! You've reached the end of our guide to the File Upload field!
To sum upwardly, you should know how to upload files to your WordPress form, how to set the maximum file upload size, and where to allow and disallow specific file types. You learned how to send files to cloud-based storage solutions, rename files, and create custom directories for uploaded files. Moreover, we gave you some bully tips to prevent malicious apply of file upload capabilities, so you can continue your site and your files protected from malicious attacks.
We hope you enjoyed our guide to File Uploads add-on! If y'all didn't detect some information y'all were looking for, please let united states of america know in the comment department beneath!
Also, make sure y'all sign up for our newsletter if yous don't desire to miss other posts like this! You'll get access to the latest web log posts and exclusive news from Ninja Forms!
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Source: https://ninjaforms.com/blog/complete-guide-to-file-upload-field/
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