Hi I wanted to implement pagination on a database driven website...Here is the code I wrote....I don't know whats wrong..Can anyone please help me with this....
<div style="text-align:left;margin-left:14px;">
<div class="crumb"><a href="index.php">Home - </a><b>Doctor's Profiles</b></div>
<div class="text"><b>Choose Department:</b></div><br/>
<table><tr>
<td style="vertical-align:top;">
<form action="profiles.php" method="post">
<select name="dept">
<option value="0">All Doctors</option>
<option value="1">Internal Medicine</option>
<option value="2">Cardiology</option>
<option value="3">Pediatrics</option>
<option value="4">General Surgery</option>
<option value="5">Orthopedics</option>
<option value="6">Obstetrics & Gynecology</option>
<option value="7">Anesthesiology & Intensive Care</option>
<option value="8">Accident & Emergency</option>
<option value="9">Ophthalmology</option>
<option value="10">Dermatology</option>
<option value="11">Otolaryngology (ENT)</option>
<option value="12">Dental</option>
<option value="13">Pathology</option>
<option value="14">Radiology & Imaging</option>
<option value="15">Rehabitilation & Physiotherapy</option>
</select>
<input type="submit" value="Sort"/>
</form><br/>
<?php
include("includes/db.php");
mysql_connect($host,$username,$password);
@mysql_select_db($database) or die( "Unable to select database");
if ($dept != "" and $dept == "0")
{
$srch = "Department";
$query2 = "SELECT * FROM articles WHERE cat='2' and descr LIKE
'%$srch%' ORDER by id DESC";
}
if ($dept != "" and $dept == "1")
{
$srch = "Internal Medicine";
$query2 = "SELECT * FROM articles WHERE cat='2' and descr LIKE
'%$srch%' ORDER by id DESC";
}
else if ($dept != "" and $dept == "2")
{
$srch = "Cardiology";
$query2 = "SELECT * FROM articles WHERE cat='2' and descr LIKE
'%$srch%' ORDER by id DESC";
}
else if ($dept != "" and $dept == "3")
{
$srch = "Pediatrics";
$query2 = "SELECT * FROM articles WHERE cat='2' and descr LIKE
'%$srch%' ORDER by id DESC";
}
else if ($dept != "" and $dept == "4")
{
$srch = "General Surgery";
$query2 = "SELECT * FROM articles WHERE cat='2' and descr LIKE
'%$srch%' ORDER by id DESC";
}
else if ($dept != "" and $dept == "5")
{
$srch = "Orthopedics";
$query2 = "SELECT * FROM articles WHERE cat='2' and descr LIKE
'%$srch%' ORDER by id DESC";
}
else if ($dept != "" and $dept == "6")
{
$srch = "Obstetrics & Gynecology";
$query2 = "SELECT * FROM articles WHERE cat='2' and descr LIKE
'%$srch%' ORDER by id DESC";
}
else if ($dept != "" and $dept == "7")
{
$srch = "Anesthesiology & Intensive Care";
$query2 = "SELECT * FROM articles WHERE cat='2' and descr LIKE
'%$srch%' ORDER by id DESC";
}
else if ($dept != "" and $dept == "8")
{
$srch = "Accident & Emergency";
$query2 = "SELECT * FROM articles WHERE cat='2' and descr LIKE
'%$srch%' ORDER by id DESC";
}
else if ($dept != "" and $dept == "9")
{
$srch = "Ophthalmology";
$query2 = "SELECT * FROM articles WHERE cat='2' and descr LIKE
'%$srch%' ORDER by id DESC";
}
else if ($dept != "" and $dept == "10")
{
$srch = "Dermatology";
$query2 = "SELECT * FROM articles WHERE cat='2' and descr LIKE
'%$srch%' ORDER by id DESC";
}
else if ($dept != "" and $dept == "11")
{
$srch = "Otolaryngology (ENT)";
$query2 = "SELECT * FROM articles WHERE cat='2' and descr LIKE
'%$srch%' ORDER by id DESC";
}
else if ($dept != "" and $dept == "12")
{
$srch = "Dental";
$query2 = "SELECT * FROM articles WHERE cat='2' and descr LIKE
'%$srch%' ORDER by id DESC";
}
else if ($dept != "" and $dept == "13")
{
$srch = "Pathology";
$query2 = "SELECT * FROM articles WHERE cat='2' and descr LIKE
'%$srch%' ORDER by id DESC";
}
else if ($dept != "" and $dept == "14")
{
$srch = "Radiology & Imaging";
$query2 = "SELECT * FROM articles WHERE cat='2' and descr LIKE
'%$srch%' ORDER by id DESC";
}
else if ($dept != "" and $dept == "15")
{
$srch = "Rehabitilation & Physiotherapy";
$query2 = "SELECT * FROM articles WHERE cat='2' and descr LIKE
'%$srch%' ORDER by id DESC";
}
else if ($dept != "" and $dept == "16")
{
$srch = "Orthopedics";
$query2 = "SELECT * FROM articles WHERE cat='2' and descr LIKE
'%$srch%' ORDER by id DESC";
}
else
{
/*
First get total number of rows in data table.
If you have a WHERE clause in your query, make sure you mirror it here.
*/
$query3 = "SELECT COUNT(*) FROM articles WHERE cat='2'";
$total_pages = mysql_fetch_array(mysql_query($query3));
$total_pages = $total_pages[num];
// How many adjacent pages should be shown on each side?
$adjacents = 3;
/* Setup vars for query. */
$targetpage = "profile1.php"; //your file name $limit = 10; //how many items to show per page
$page = $_GET['page'];
if($page)
$start = ($page - 1) * $limit; //first item to display on this page
else
$start = 0; //if no page var is given, set start to 0
/* Get data. */
$query2 = "SELECT * FROM articles WHERE cat='2' ORDER by id ASC LIMIT $start, $limit";
/* Setup page vars for display. */
if ($page == 0) $page = 1; //if no page var is given, default to 1.
$prev = $page - 1; //previous page is page - 1
$next = $page + 1; //next page is page + 1
$lastpage = ceil($total_pages/$limit); //lastpage is = total pages / items per page, rounded up.
$lpm1 = $lastpage - 1; //last page minus 1
/*
Now we apply our rules and draw the pagination object.
We're actually saving the code to a variable in case we want to draw it more than once.
*/
$pagination = "";
if($lastpage > 1)
{
$pagination .= "<div class=\"pagination\">";
//previous button
if ($page > 1)
$pagination.= "<a href=\"$targetpage?page=$prev\">« previous</a>";
else
$pagination.= "<span class=\"disabled\">« previous</span>";
//pages
if ($lastpage < 7 + ($adjacents * 2)) //not enough pages to bother breaking it up
{
for ($counter = 1; $counter <= $lastpage; $counter++)
{
if ($counter == $page)
$pagination.= "<span class=\"current\">$counter</span>";
else
$pagination.= "<a href=\"$targetpage?page=$counter\">$counter</a>";
}
}
elseif($lastpage > 5 + ($adjacents * 2)) //enough pages to hide some
{
//close to beginning; only hide later pages
if($page < 1 + ($adjacents * 2))
{
for ($counter = 1; $counter < 4 + ($adjacents * 2); $counter++)
{
if ($counter == $page)
$pagination.= "<span class=\"current\">$counter</span>";
else
$pagination.= "<a href=\"$targetpage?page=$counter\">$counter</a>";
}
$pagination.= "...";
$pagination.= "<a href=\"$targetpage?page=$lpm1\">$lpm1</a>";
$pagination.= "<a href=\"$targetpage?page=$lastpage\">$lastpage</a>";
}
//in middle; hide some front and some back
elseif($lastpage - ($adjacents * 2) > $page && $page > ($adjacents * 2))
{
$pagination.= "<a href=\"$targetpage?page=1\">1</a>";
$pagination.= "<a href=\"$targetpage?page=2\">2</a>";
$pagination.= "...";
for ($counter = $page - $adjacents; $counter <= $page + $adjacents; $counter++)
{
if ($counter == $page)
$pagination.= "<span class=\"current\">$counter</span>";
else
$pagination.= "<a href=\"$targetpage?page=$counter\">$counter</a>";
}
$pagination.= "...";
$pagination.= "<a href=\"$targetpage?page=$lpm1\">$lpm1</a>";
$pagination.= "<a href=\"$targetpage?page=$lastpage\">$lastpage</a>";
}
//close to end; only hide early pages
else
{
$pagination.= "<a href=\"$targetpage?page=1\">1</a>";
$pagination.= "<a href=\"$targetpage?page=2\">2</a>";
$pagination.= "...";
for ($counter = $lastpage - (2 + ($adjacents * 2)); $counter <= $lastpage; $counter++)
{
if ($counter == $page)
$pagination.= "<span class=\"current\">$counter</span>";
else
$pagination.= "<a href=\"$targetpage?page=$counter\">$counter</a>";
}
}
}
//next button
if ($page < $counter - 1)
$pagination.= "<a href=\"$targetpage?page=$next\">next »</a>";
else
$pagination.= "<span class=\"disabled\">next »</span>";
$pagination.= "</div>\n";
}
?>
<?php
$result2 = mysql_query($query2);
mysql_close();
$ln = 0;
while ($row2 = mysql_fetch_array($result2))
{
$img = $row2['img'];
$img = stripslashes($img);
$title = $row2['title'];
$title = stripslashes($title);
$desc = $row2['descr'];
$desc = stripslashes($desc);
$desc = substr($desc,0,2500);
$id = $row2['id'];
?>
<?=$pagination?>