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Hi,
I know this has been asked a few times before. However, it's something I've had a problem with for a long time. How can I check if a file extension and mime type are in an array this is the code I currently have.
$upload_project_thum = $_FILES['upload...
Started by BandonRandon on
, 4 posts
by 4 people.
Answer Snippets (Read the full thread at stackoverflow):
$upload_project_thum....
If (!in_array($_FILES['upload_project_thum']['type'], $upload_permitted_types)){ exit("Unsupported file type"); }
if( !in_array( $_FILES['upload_project_thum']['type'] .
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I am using <input type="file" id="fileUpload" runat="server"> to upload a file in an ASP.NET application. I would like to limit the file type of the upload (example: limit to .xls or .xlsx file extensions).
Both JavaScript or server-side validation...
Started by Yaakov Ellis on
, 16 posts
by 15 people.
Answer Snippets (Read the full thread at stackoverflow):
HTML:
<input type="file" name="FILENAME" size="20" onchange="check_extension(this.value,"upload");"/> <input type="submit" id="upload" name="upload" value="Attach" disabled="disabled" /> the MIME type....
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How do people usually detect mime type once file uploaded using asp.net?
Started by c.sokun on
, 3 posts
by 3 people.
Answer Snippets (Read the full thread at stackoverflow):
That the content type of the HTTP request may not be correct, I don't think that the marshalling.
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Simple question. Is there a way to only allow txt files upon uploading? I've looked around and all I find is text/php , which allows PHP.
$uploaded_type=="text/php
Started by Joey on
, 5 posts
by 5 people.
Answer Snippets (Read the full thread at stackoverflow):
In the upload library:
$this->file_type = preg_replace("/^(.+?);.*$/", "\\1", $_FILES[$field]['type']);
The variable $this->file_type then used to check the upload configuration, to see if the uploaded ....
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I am trying to process an uploaded file in a Perl program, using CGI::Application. I need to get the content type of the uploaded file. From what I read, the following should work, but it doesn't for me:
my $filename = $q->param("file"); my $contenttype...
Started by pkaeding on
, 3 posts
by 3 people.
Answer Snippets (Read the full thread at stackoverflow):
You trust whatever did the upload to give you a good content type? I just save the uploaded file to disk and do:
chomp(my $mime_type = qx!file -i $uploaded!); $mime_type =~ s/^.*?: //; $mime_type =~ s/;....
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I look around on the Net but cannot find the solution. But I just found that when we upload file to Flickr, the file dialog filter the file types automatically, how to make it??
Started by Jay on
, 3 posts
by 3 people.
Answer Snippets (Read the full thread at stackoverflow):
\n Supported file types are: " + Checker.Extensions....
Edit: This is a jQuery code that will do the job for you:
<script type="text/javascript"> var])) { alert("OK, we can submit!"); } else { alert("This file type is not supported.
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Hi, I have a file (image) upload script in PHP that I use to upload and resize images... It uses a simple MIME type and size validation so only jpg images are allowed and 1MB max file size.
I recently discovered a problem. When I try tu upload a .avi ...
Started by Jonathan on
, 6 posts
by 6 people.
Answer Snippets (Read the full thread at stackoverflow):
This would cause no error to be displayed when you upload a very is likely because the size of those files....
Http://us3.php.net/manual/en/features.file-upload.common-pitfalls.php
It looks like your upload_max_filesize ini-setting is too low.
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On the PHP website, the only real checking they suggest is using is_uploaded_file() or move_uploaded_file() , here . Of course you usually don't want user's uploading any type of time, for a variety of reasons.
Because of this, I have often used some ...
Started by Darryl Hein on
, 4 posts
by 4 people.
Answer Snippets (Read the full thread at stackoverflow):
For any XML-like a look at mime_content_type or Fileinfo....
For many Unix-based formats, you could check the "magic cookie".)
Is it actually a valid example of that type (e.g.
type? (For JPEG, you could check the headers, as you mentioned.
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Hi
I am trying to let the user upload an image from my facebook app using the following php
<?php echo render_header('Your'); define("MAX_SIZE", "1536"); function getExtension($str){ $i = strpos($str,"."); if(!$i) {return "";} $l = strlen($str) - $...
Started by lostInTransit on
, 4 posts
by 4 people.
Answer Snippets (Read the full thread at stackoverflow):
UPLOAD_ERR_INI_SIZE: echo '<p class="warning">File Upload Failed! File too large.</p>'; break; case UPLOAD_ERR_FORM_SIZE: echo '<p class="warning">File Upload Failed! File exceeds limit.</p>'; break....
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I've just written (in Perl) a simple web service that displays a web form containing a single "file" type upload field and a single Submit button. I made this simple web page with the intent that a human could use it and also that a script on a different...
Started by Kurt W. Leucht on
, 4 posts
by 4 people.
Answer Snippets (Read the full thread at stackoverflow):
If you want to upload from a browser, you will always have to select the file or type the filename....
To send a file upload completely automated from a browser (not even with JavaScript), just to prevent users from drive-by uploads.
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