RE: [PHP-DB] error

RE: [PHP-DB] error
try checking for the value

if (isset($_POST["op"] != "addpost")) {

or to supress the error, use the '@' symbol in fron of the $_POST or $_GET

if (@$_POST["op"] != "addpost") {

Bastien

>From: Remember14a@aol.com
>To: php-db@lists.php.net
>Subject: [PHP-DB] error
>Date: Tue, 28 Sep 2004 06:58:10 EDT
>
>Dear friends,
>
>Script writes to database, however gives this error while on internet web
>server, on local host doesn't give same error.
>
>Any guidance, please
>
>Thank you
>-----------------------------------------
>Back to Main
>Notice: Undefined index: op in
> \\premfs15\sites\premium15\mrbushforpeac
e\webroot\replytopost.php on line 9
>---------------------------------------------------------------------------
---
>----
>code of php script
>---------------------------------------------------------------------------
---
>----
><a href="www.abcdefg.us">Back to Main</a>
>
><?php
>//connect to server and select database; we'll need it soon
>$conn = mysql_connect("orf-mysql1.brinkster.com", "mrbushforpeace",
>"poilkjmnb") or die(mysql_error());
>mysql_select_db("mrbushforpeace",$conn)  or die(mysql_error());
>
>//check to see if we're showing the form or adding the post
>if ($_POST["op"] != "addpost") {
>    // showing the form; check for required item in query string
>    if (!$_GET["post_id"]) {
>         header("Location: topiclist.php");
>         exit;
>    }
>
>    //still have to verify topic and post
>    $verify = "select ft.topic_id, ft.topic_title from forum_posts as fp
>left
>join forum_topics as ft on fp.topic_id = ft.topic_id where fp.post_id =
>$_GET[post_id]";
>    $verify_res = mysql_query($verify, $conn) or die(mysql_error());
>    if (mysql_num_rows($verify_res) < 1) {
>        //this post or topic does not exist
>        header("Location: topiclist.php");
>        exit;
>    } else {
>        //get the topic id and title
>        $topic_id = mysql_result($verify_res,0,'topic_id');
>        $topic_title = stripslashes(mysql_result($verify_res,
>0,'topic_title'));
>
>        print "
>        <html>
>        <head>
>        <title>Post Your Reply in $topic_title</title>
>        </head>
>        <body>
>        <h1>Post Your Reply in $topic_title</h1>
>        <form method=post action=\"$_SERVER[PHP_SELF]\">
>        <p><strong>Your E-Mail Address:</strong><br>
>        <input type=\"text\" name=\"post_owner\" size=40 maxlength=150>
>
>        <P><strong>Post Text:</strong><br>
>        <textarea name=\"post_text\" rows=8 cols=40
>wrap=virtual></textarea>
>
>        <input type=\"hidden\" name=\"op\" value=\"addpost\">
>        <input type=\"hidden\" name=\"topic_id\" value=\"$topic_id\">
>
>        <P><input type=\"submit\" name=\"submit\" value=\"Add Post\"></p>
>
>        </form>
>        </body>
>        </html>";
>    }
>} else if ($_POST["op"] == "addpost") {
>    //check for required items from form
>    if ((!$_POST["topic_id"]) || (!$_POST["post_text"]) ||
>(!$_POST["post_owner"])) {
>        header("Location: topiclist.php");
>        exit;
>    }
>
>    //add the post
>    $add_post = "insert into forum_posts values ('', '$_POST[topic_id]',
>'$_POST[post_text]', now(), '$_POST[post_owner]')";
>    mysql_query($add_post,$conn) or die(mysql_error());
>
>    //redirect user to topic
>
>    exit;
>}
>?>

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Post Follow-up to this message
Bastien Koert
09-29-04 02:26 AM