Try looking at the data that's supposed to be outputing the pdf. Something
may be failing somewhere and you might see an error message. If you don't
see any error messages and are apparently seeing gthe pdf data, check for
whitespace outside php tags and any extraneous echo's or print's, that would
very likely cause the pdf to not be able to be read properly.

Chris

-----Original Message-----
From: Larry Brown [mailto:[EMAIL PROTECTED]
Sent: Saturday, December 20, 2003 10:36 AM
To: Chris; PHP List
Subject: RE: [PHP] mysql load_file retreival


Oops, my bad on the post.  I am not sending echo header...just header(...

I thought, based on reading from mysql that it did escape certain
characters.  I'll start looking at other possibilities...

-----Original Message-----
From: Chris [mailto:[EMAIL PROTECTED]
Sent: Saturday, December 20, 2003 1:24 PM
To: PHP List
Subject: RE: [PHP] mysql load_file retreival


LOAD_FILE() shouldn't be escaping the data. Are you actually calling : echo
header()? the header function should not be echoed.

header('Content-type: application/pdf');
echo result[0];

-----Original Message-----
From: Larry Brown [mailto:[EMAIL PROTECTED]
Sent: Saturday, December 20, 2003 9:29 AM
To: PHP List
Subject: [PHP] mysql load_file retreival


I have set up a script to recieve a pdf file and store it in a mysql db
using "update db set field=load_file('fileIncludingFile') where id=$id".
Afterwards I can see the file has been uploaded into the blob field
successfully and without errors.  Now I want to get the file back out.  I
set up a script with "select field from db where id=$id" and used
mysql_query followed by mysql_fetch_row and did echo header("Content-type:
application/pdf"); and then echo result[0]; where result was the row
fetched.  I get the prompt to open with pdf but pdf fails.  I have
magicquotes on but I understand that the load_file() function within mysql
does the escaping etc.  How can I "un-escape" the data?  The only thing I
saw on the mysql manual is on how to use load_file_infile/load_file_outfile
which does not apply to this.  Can someone lend a hand here?

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