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php me muci

 
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Pekx



Joined: 09 Sep 2004
Posts: 559

PostPosted: 05.10.2005 23:44    Post subject: php me muci Add user to your forum ignore list Reply with quote

helouu,
evo mene opet muci php, vec 2 sata pokusavam nesto napraviti, ali nikako nejde.
please help.
radim jedan sajtic i sad imam u bazi clanove.
e, sad, kako izvuci to iz baze?
npr imam link: nekilink.com/members.php?id=1
i kako izvuci iz baze npr podatke koji se nalaze u row koji se zove npr. ime.
neznam kako iz linka izdvojiti ovo iza id= (ovaj broj, tj redni broj, znaci id clana Smile).

znaci jos jednom, onako tulavo Very Happy

na pocetnu stranicu stavim link koji glasi ovako nekilink.com/member.php?id=1
e, sad htio bih da mi se u iframe utvori page sa podacima ucitanima iz tablice koja se zove memberi (tablica sadrzi polja id i ime).
jos jednom, kad kliknem na link da mi generira podatke iz baze Smile

i hope da sam bio yasan Smile

hvala puno mi3jevci!!!!!

ps: eh, da kao sto vidite u sigu upisao sam tecaj, ali jos nije poceo inace vas nebi zamarao sa svojim gluparijama Smile

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Sulien



Joined: 04 Jan 2004
Posts: 2905
Location: Zagreb

PostPosted: 05.10.2005 23:53    Post subject: Add user to your forum ignore list Reply with quote

Code:
$result = mysql_query('SELECT * FROM xyz');
$row = mysql_fetch_assoc($result);

$id = $row['id'];
$ime = $row['first_name'];
...

savjet - nauči polja (arrays) dobro te prouči PHP manual na sekciji MySQL, primjeri su zaista jednostavni
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Pekx



Joined: 09 Sep 2004
Posts: 559

PostPosted: 11.10.2005 20:29    Post subject: Add user to your forum ignore list Reply with quote

puno hvala.
ne radi mi ovo tvoj, tj. ja ne kuzim Very Happy

nesto sam kombinirao i dobio sam ovo

Code:
$result = mysql_query("
SELECT * FROM members WHERE userID='5' ");
$r = mysql_fetch_array($result);
echo $r['name'];



e, sad kako dobiti kad neko klikne npr. http://local/2.php?memberID=5 da obavi ovaj kveri gore?

hvala!

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Sulien



Joined: 04 Jan 2004
Posts: 2905
Location: Zagreb

PostPosted: 11.10.2005 20:35    Post subject: Add user to your forum ignore list Reply with quote

Code:
$UID = $_GET['memberID'];
$result = mysql_query("SELECT * FROM members WHERE userID=$UID");

sa kodom kojeg sam postao upravo si otvorio golemu rupu za SQL injection čime ti bilo koja tuka može izbrisati bazu Smile

dakle trebaš provjeriti da je ono što dohvaćaš iz URL-a stvarno integer a ne string
Code:
$UID = (int) $_GET['memberID'];


ovaj (int) je zapravo typecasting - ako netko ubaci string u URL ovdje će se castati u integer
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gog



Joined: 18 Jun 2004
Posts: 679
Location: zagreb

PostPosted: 11.10.2005 22:51    Post subject: Add user to your forum ignore list Reply with quote

Više volim isint(), pa onda ako baš želiš možeš mu i neku poluprijeteću poruku ispisati Smile
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Sulien



Joined: 04 Jan 2004
Posts: 2905
Location: Zagreb

PostPosted: 12.10.2005 00:01    Post subject: Add user to your forum ignore list Reply with quote

Nema njima smisla pisati poruke... ja obično kažem die() kad sam siguran da je netko petljao
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Pekx



Joined: 09 Sep 2004
Posts: 559

PostPosted: 12.10.2005 15:32    Post subject: Add user to your forum ignore list Reply with quote

hvala guys, probat cu ovo.
lol, prijetece poruke

mislim da cu odustat od ovog i napraviti jednostavno file za svakog usera i pozvati ga sa members.php?show=user Very Happy

lol, sad ce mi trebat pomoc sa mod rewriteom, ajme sad sljedi gnjavaza Very Happy

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gog



Joined: 18 Jun 2004
Posts: 679
Location: zagreb

PostPosted: 12.10.2005 18:49    Post subject: Add user to your forum ignore list Reply with quote

Ma kaj bi odustao, pa sve smo ti već napisali...
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Pekx



Joined: 09 Sep 2004
Posts: 559

PostPosted: 12.10.2005 20:10    Post subject: Add user to your forum ignore list Reply with quote

gog wrote:
Ma kaj bi odustao, pa sve smo ti već napisali...


ma ne radi mi, tulav sam Very Happy

hvala again! Smile

edit, ajme, kako sam tulav, ipak radi, hvala!!!!!!!!!!!!! glup sam do bola Laughing

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