>>How are you going to guarantee the person that changes the file doesn't
change the registered hash too?
Easy: don't put the registered hash in the edit form.
--
___
REUSE CODE! Use custom tags;
See http://www.contentbox.com/claude/customtags/tagstore.cfm
(P
Robert Rawlins - Think Blue wrote:
> Now, I'm looking for a method to ensure that the file has not been modified
> on the file system since the user uploaded it, the chances of it being
> modified are exceptionally slim, I know, but the consequences of it having
> happened are quite serious, so I n
The inbuilt Java crc32 code might work well too:
http://java.sun.com/j2se/1.4.2/docs/api/java/util/zip/CRC32.html
On 10/15/07, Claude Schneegans <[EMAIL PROTECTED]> wrote:
> >>Even if the tag is not
> published I'd love to hear a little about the concepts of how it works, you
> can mail me off
>>Even if the tag is not
published I'd love to hear a little about the concepts of how it works, you
can mail me off list if you'd prefer to keep it private.
Actually, it does not use MD5 algorithm, but a CRC-32 checksum, which
returns an 8 characters hexadecimal value.
The probability of having
ts of how it works, you
can mail me off list if you'd prefer to keep it private.
Thanks again for the advice mate, I'll look into that directory tag too.
Rob
-Original Message-
From: Claude Schneegans [mailto:[EMAIL PROTECTED]
Sent: 14 October 2007 16:45
To: CF-Talk
Subject:
>>Does that sounds like a fair concept?
It sure is. I have written such a tag and it works.
I use it to make sure two images are not the same, even if they have
different file names.
But I have not publish the tag yet.
I also have a tag that return a correct time stamp about a file, to the
seco
October 13, 2007 10:46 AM
To: CF-Talk
Subject: Check File For Change
Hello Guys,
I've got an application that receives files from an upload form, the user
can then come and view/download those files again at a later date. When the
file is uploaded I store the basic details, such as the f
Hello Guys,
I've got an application that receives files from an upload form, the user
can then come and view/download those files again at a later date. When the
file is uploaded I store the basic details, such as the files path and name
into a database table, these entries are displayed to the
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