Grep Again (was: MySQL UPDATE)
This WebDNA talk-list message is from 2007
It keeps the original formatting.
numero = 68870
interpreted = N
texte = Thanks Marc. To clarify, I'm trying to replicate the mysql_real_escape_string() function from PHP5. I have the following grep statement, but it won't put the backslash in front of the pattern. This: [grep search=[\'"]&replace=\\1]\'"[/grep] Should return this: \\\'\" But, I'm getting this: \\\ Ideas? On 4/24/07 5:15 PM, "Marc Thompson"
wrote: > Clint, > As a rule, before writing any user entered data into a database, I > cleanse it. Here's an example: > [replace db=mydb.db&eqSKUdatarq=[cart]][formvariables > name=_&exact=F][getchars start=2][name][/getchars]=[Grep > search=[^,-.%@_A-Za-z0-9 > ]&replace=][url][value][/url][/Grep]&[/formvariables][/replace] > > Here's what I use to clean up form variables passed to a page: > [formvariables] > [text][name]=[Grep search=[^,-.%@_A-Za-z0-9 > ]&replace=][value][/Grep][/text] > [/formvariables] > > Notice the line wrap immediately following the 0-9. That is a space. > > HTH, > Marc > > Clint Davis wrote: > >> I need to use WebDNA to update a MySQL table. Does anyone have some words of >> advice (or code preferably) to "cleanse" the user input before executing the >> SQL UPDATE statement? ------------------------------------------------------------- This message is sent to you because you are subscribed to the mailing list . To unsubscribe, E-mail to: To switch to the DIGEST mode, E-mail to Web Archive of this list is at: http://webdna.smithmicro.com/
Associated Messages, from the most recent to the oldest:
Thanks Marc. To clarify, I'm trying to replicate the mysql_real_escape_string() function from PHP5. I have the following grep statement, but it won't put the backslash in front of the pattern. This: [grep search=[\'"]&replace=\\1]\'"[/grep] Should return this: \\\'\" But, I'm getting this: \\\ Ideas? On 4/24/07 5:15 PM, "Marc Thompson" wrote: > Clint, > As a rule, before writing any user entered data into a database, I > cleanse it. Here's an example: > [replace db=mydb.db&eqSKUdatarq=[cart]][formvariables > name=_&exact=F][getchars start=2][name][/getchars]=[Grep > search=[^,-.%@_A-Za-z0-9 > ]&replace=][url][value][/url][/Grep]&[/formvariables][/replace] > > Here's what I use to clean up form variables passed to a page: > [formvariables] > [text][name]=[Grep search=[^,-.%@_A-Za-z0-9 > ]&replace=][value][/Grep][/text] > [/formvariables] > > Notice the line wrap immediately following the 0-9. That is a space. > > HTH, > Marc > > Clint Davis wrote: > >> I need to use WebDNA to update a MySQL table. Does anyone have some words of >> advice (or code preferably) to "cleanse" the user input before executing the >> SQL UPDATE statement? ------------------------------------------------------------- This message is sent to you because you are subscribed to the mailing list . To unsubscribe, E-mail to: To switch to the DIGEST mode, E-mail to Web Archive of this list is at: http://webdna.smithmicro.com/
Clint Davis
DOWNLOAD WEBDNA NOW!
Top Articles:
Talk List
The WebDNA community talk-list is the best place to get some help: several hundred extremely proficient programmers with an excellent knowledge of WebDNA and an excellent spirit will deliver all the tips and tricks you can imagine...
Related Readings:
NT Setup (1998)
UNSUBSCRIBE (2000)
$flushdatabases question ... (1998)
Duplicate Cart Problem in Netscape (2000)
How to show via drop down menu? (2000)
[click][/click] (1999)
any suggestions for creating a multi-lingual site? (1999)
HELP WITH DATES (1997)
WebCat2b12 CGI Mac - [shownext] problem (1997)
Credit card processing - UK (1997)
Secure Server basic question... (1997)
[date format] w/in sendmail (1997)
Some shell fun (2004)
WebCat2: Master Counter snippet (1997)
Re[4]: Problem with new formvariables (2000)
NT IIS number of files limit (2003)
Great product and great job ! (1997)
WebMerchant and AVS (1998)
japanese characters (1997)
typhoon... (1997)