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kako klikom miša upisati varijablu u textarea?

 
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haf



Joined: 09 Mar 2004
Posts: 58
Location: kutina

PostPosted: 09.06.2004 07:49    Post subject: kako klikom miša upisati varijablu u textarea? Add user to your forum ignore list Reply with quote

Dakle pokušavam napraviti citiranje na sajtu...
pa nezanima kako da napravim da se klikom miša upiše varijabla u textarea...
textarea ima jedinstveno ime "komentar"
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maxy



Joined: 07 Sep 2003
Posts: 894
Location: Zagreb

PostPosted: 09.06.2004 09:12    Post subject: Add user to your forum ignore list Reply with quote

odokativno dajem primjer posto nisi dao dovoljno podataka.

u textarea tag dodas:

Code:
onClick="document.getElementById('komentar').value = 'nekakva vrijednost koju zelis ubaciti'"


da ne bude zajeba, kompletan primjer:

Code:
<textarea name="komentar" id="komentar" onClick="document.getElementById('komentar').value = 'nekakva vrijednost koju zelis ubaciti'"></textarea>


mozda bi bilo bolje da umjesto onClick stavis onFocus..a i primjer je odokativan pa nisam ziher dal radi. ako ne radi, javi.
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haf



Joined: 09 Mar 2004
Posts: 58
Location: kutina

PostPosted: 09.06.2004 16:04    Post subject: Add user to your forum ignore list Reply with quote

radi otprilike...
ali imam sada problema ako su korisnici u textu koristili navodnike " i apostrofe '
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maxy



Joined: 07 Sep 2003
Posts: 894
Location: Zagreb

PostPosted: 09.06.2004 16:31    Post subject: Add user to your forum ignore list Reply with quote

uff...ako dozvoljavas korisnicima da ti upisuju navodnike (nije vazno kakve, ili jednostruke ili dvostruke) onda ih M O R A S escapeati prije toga sa nekom funkcijom.

ako koristis php, prouci funkcije addslashes, stripslashes i mysql_escape_string.

sa addslashes dodajes slash kod navodnika (ovaj slash-> \) a sa stripslashes mices te navodnike.

kada dozvoljavas korisnicima da nesto komentiraju, na tome napravi addslashes i pospremi u bazu (pod uvjetom da koristis neku bazu) a kada ides to prikazati u HTMLu onda napravi stripslashes nad navedenim stringom.
konkretan primjer za php je:

Quote:
// escapeas navodnike
$moj_string = addslashes($neki_string);

// maknes slasheve sa stringa i prikazes ga
echo stripslashes($moj_string);
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haf



Joined: 09 Mar 2004
Posts: 58
Location: kutina

PostPosted: 09.06.2004 17:34    Post subject: Add user to your forum ignore list Reply with quote

uf koristim ASP

imaš prijedloge za ASP?
nešto sa Replace vjerojatno
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maxy



Joined: 07 Sep 2003
Posts: 894
Location: Zagreb

PostPosted: 09.06.2004 18:51    Post subject: Add user to your forum ignore list Reply with quote

na zalost, ne znam ali carr ili zyt bi mogli znati.
poanta je da ti ovaj znakic ' mora postati \'

vjerovatno mozes sa replace traziti pojavljivanje znaka ' i zamjeniti ga sa \'
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haf



Joined: 09 Mar 2004
Posts: 58
Location: kutina

PostPosted: 09.06.2004 19:30    Post subject: Add user to your forum ignore list Reply with quote

a šta sa navodnicima " " ?
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vedran



Joined: 08 Sep 2003
Posts: 458

PostPosted: 09.06.2004 20:22    Post subject: Add user to your forum ignore list Reply with quote

Evo primjer replace funkcije u asp-u

varijabla = Replace(varijabla, "nekajstotrebazamijeniti", "zamjena", 1, -1, 1)

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maxy



Joined: 07 Sep 2003
Posts: 894
Location: Zagreb

PostPosted: 09.06.2004 21:07    Post subject: Add user to your forum ignore list Reply with quote

haf wrote:
a šta sa navodnicima " " ?


ista stvar, moras ih "escapeati" tako da dodas backslash (\)
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carr



Joined: 13 Nov 2003
Posts: 1397
Location: Karlovac

PostPosted: 10.06.2004 01:04    Post subject: Add user to your forum ignore list Reply with quote

haf wrote:
radi otprilike...
ali imam sada problema ako su korisnici u textu koristili navodnike " i apostrofe '


trebalo bi ti raditi za navodnike ( " ) ali za apostrofe ja koristim ovu funkciju (argument je varijabla koja u sebi ima apostrofe)

Code:

Function apostrof(n)
    If n <> "" Then
        If Instr(n,"'")<>0 Then
            apostrof = Replace(n,"'","''")
        Else
            apostrof = n
        End If
    End If
End Function


probaj pa javi ako ne radi.

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haf



Joined: 09 Mar 2004
Posts: 58
Location: kutina

PostPosted: 16.06.2004 12:30    Post subject: Add user to your forum ignore list Reply with quote

Kako bi mogao napraviti da klikom miša na link vadim podatke iz baze i upisujem ih u textarea?

mozda nekakvom formom poslati podatke.....

kak se to citiranje izradilo na forumima?
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maxy



Joined: 07 Sep 2003
Posts: 894
Location: Zagreb

PostPosted: 16.06.2004 12:47    Post subject: Add user to your forum ignore list Reply with quote

haf wrote:
Kako bi mogao napraviti da klikom miša na link vadim podatke iz baze i upisujem ih u textarea?

mozda nekakvom formom poslati podatke.....

kak se to citiranje izradilo na forumima?



ako oces klikom misa upisati varijablu u real-timeu onda prije toga moras pospremiti tekst u neku varijablu unutar javaskripta.

citiranje na forumu je jednostvno: pogledaj samo kak je to ovdje napravljeno - pise ti ID posta kojeg se oce citirati te se na sljedecoj stranici napravi ovo:

- izvuce se tko je poslao tekst/reply
- izvuce se reply

- to se upakira unutar QUOTE tagova (sto je doista trivijalan posao) i onda se unutar <textarea></textarea> ubaci tako formatirani string.
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haf



Joined: 09 Mar 2004
Posts: 58
Location: kutina

PostPosted: 16.06.2004 17:46    Post subject: Add user to your forum ignore list Reply with quote

da ali neznam kako da prosljedim podatke ?
moda da preko querystringa javim da imam citiranje i posaljem ID od posta ?
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maxy



Joined: 07 Sep 2003
Posts: 894
Location: Zagreb

PostPosted: 16.06.2004 19:21    Post subject: Add user to your forum ignore list Reply with quote

haf wrote:
da ali neznam kako da prosljedim podatke ?
moda da preko querystringa javim da imam citiranje i posaljem ID od posta ?


pa to sam ti i sugerirao a to ti je vidljivo i sa ovog foruma. uglavnom, da, tako napravi.
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haf



Joined: 09 Mar 2004
Posts: 58
Location: kutina

PostPosted: 16.06.2004 21:51    Post subject: Add user to your forum ignore list Reply with quote

da al neznam kak to napraviti...
jel imas kakvu ideju kak tu u ASPu izvesti?
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carr



Joined: 13 Nov 2003
Posts: 1397
Location: Karlovac

PostPosted: 16.06.2004 22:59    Post subject: Add user to your forum ignore list Reply with quote

haf wrote:
da al neznam kak to napraviti...
jel imas kakvu ideju kak tu u ASPu izvesti?


Code:

<%
quote=request.querystring("quote")
id=request.querystring("id")

if quote=true then
  sql="SELECT * FROM tablica WHERE id="& id
  r.open sql, connection

  post=r("post")
  autor=r("autor")
  %>
  <textarea name="post">
    [quote="<%=autor %>"]
    <% =post %>
    [/quote]
  </textarea>
  <%
  r.close
end if
%>


r - ti je adodb.recordset
connection - ti je adodb.connection objekt

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haf



Joined: 09 Mar 2004
Posts: 58
Location: kutina

PostPosted: 16.06.2004 23:09    Post subject: Add user to your forum ignore list Reply with quote

pa da kak sam glup....
hvala....
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