problem with php_self in search.php for next page
Posted: Wed May 06, 2009 7:02 am
hi guys...
I am searching inserts from mysql database, and i am using 2 files, one is .html and the other is .php
I want to display 10 results per page.
the first 10 results are ok but when i try to see the next 10 results i saw again the same first 10
can u help me with this
the html code is: main.html
i think that the problem is in line 104
in php code
this means that during refreshing the php do not get the variables from html
All php code is in search.php which is:
Cau u help me with this... thnx alot
I am searching inserts from mysql database, and i am using 2 files, one is .html and the other is .php
I want to display 10 results per page.
the first 10 results are ok but when i try to see the next 10 results i saw again the same first 10
can u help me with this
the html code is: main.html
Code: Select all
<form name="form" action="search.php" method="get">
<input type="text" name="q" />
<input type="submit" name="Submit" value="Search" />
</form>Code: Select all
echo " <a href=\"$PHP_SELF?s=$news&q=$var\">Next 10 >></a>";this means that during refreshing the php do not get the variables from html
All php code is in search.php which is:
Code: Select all
<?php
// Get the search variable from URL
$var = @$_GET['q'] ;
$trimmed = trim($var); //trim whitespace from the stored variable
// rows to return
$limit=10;
// check for an empty string and display a message.
if ($trimmed == "")
{
echo "<p>Please enter a search...</p>";
exit;
}
// check for a search parameter
if (!isset($var))
{
echo "<p>We dont seem to have a search parameter!</p>";
exit;
}
//connect to your database ** EDIT REQUIRED HERE **
mysql_connect("localhost","username","password"); //(host, username, password)
//specify database ** EDIT REQUIRED HERE **
mysql_select_db("database") or die("Unable to select database"); //select which database we're using
// Build SQL Query
$query = "select * from the_table where 1st_field like \"%$trimmed%\"
order by 1st_field"; // EDIT HERE and specify your table and field names for the SQL query
$numresults=mysql_query($query);
$numrows=mysql_num_rows($numresults);
// If we have no results, offer a google search as an alternative
if ($numrows == 0)
{
echo "<h4>Results</h4>";
echo "<p>Sorry, your search: "" . $trimmed . "" returned zero results</p>";
// google
echo "<p><a href=\"http://www.google.com/search?q="
. $trimmed . "\" target=\"_blank\" title=\"Look up
" . $trimmed . " on Google\">Click here</a> to try the
search on google</p>";
}
// next determine if s has been passed to script, if not use 0
if (empty($s)) {
$s=0;
}
// get results
$query .= " limit $s,$limit";
$result = mysql_query($query) or die("Couldn't execute query");
// display what the person searched for
echo "<p>You searched for: "" . $var . ""</p>";
// begin to show results set
echo "Results";
$count = 1 + $s ;
// now you can display the results returned
while ($row= mysql_fetch_array($result)) {
$title = $row["1st_field"];
echo "$count.) $title" ;
$count++ ;
}
$currPage = (($s/$limit) + 1);
//break before paging
echo "<br />";
// next we need to do the links to other results
if ($s>=1) { // bypass PREV link if s is 0
$prevs=($s-$limit);
print " <a href=\"$PHP_SELF?s=$prevs&q=$var\"><<
Prev 10</a>  ";
}
// calculate number of pages needing links
$pages=intval($numrows/$limit);
// $pages now contains int of pages needed unless there is a remainder from division
if ($numrows%$limit) {
// has remainder so add one page
$pages++;
}
// check to see if last page
if (!((($s+$limit)/$limit)==$pages) && $pages!=1) {
// not last page so give NEXT link
$news=$s+$limit;
[b]echo " <a href=\"$PHP_SELF?s=$news&q=$var\">Next 10 >></a>"; [/b]}
$a = $s + ($limit) ;
if ($a > $numrows) { $a = $numrows ; }
$b = $s + 1 ;
echo "<p>Showing results $b to $a of $numrows</p>";