<?php
$conn = mysqli_connect("localhost", "root", "", "blog_samples");
$with_any_one_of = "";
$with_the_exact_of = "";
$without = "";
$starts_with = "";
$search_in = "";
$advance_search_submit = "";
$queryCondition = "";
if(!empty($_POST["search"])) {
$advance_search_submit = $_POST["advance_search_submit"];
foreach($_POST["search"] as $k=>$v){
if(!empty($v)) {
$queryCases = array("with_any_one_of","with_the_exact_of","without","starts_with");
if(in_array($k,$queryCases)) {
if(!empty($queryCondition)) {
$queryCondition .= " AND ";
} else {
$queryCondition .= " WHERE ";
}
}
switch($k) {
case "with_any_one_of":
$with_any_one_of = $v;
$wordsAry = explode(" ", $v);
$wordsCount = count($wordsAry);
for($i=0;$i<$wordsCount;$i++) {
if(!empty($_POST["search"]["search_in"])) {
$queryCondition .= $_POST["search"]["search_in"] . " LIKE '%" . $wordsAry[$i] . "%'";
} else {
$queryCondition .= "title LIKE '" . $wordsAry[$i] . "%' OR description LIKE '" . $wordsAry[$i] . "%'";
}
if($i!=$wordsCount-1) {
$queryCondition .= " OR ";
}
}
break;
case "with_the_exact_of":
$with_the_exact_of = $v;
if(!empty($_POST["search"]["search_in"])) {
$queryCondition .= $_POST["search"]["search_in"] . " LIKE '%" . $v . "%'";
} else {
$queryCondition .= "title LIKE '%" . $v . "%' OR description LIKE '%" . $v . "%'";
}
break;
case "without":
$without = $v;
if(!empty($_POST["search"]["search_in"])) {
$queryCondition .= $_POST["search"]["search_in"] . " NOT LIKE '%" . $v . "%'";
} else {
$queryCondition .= "title NOT LIKE '%" . $v . "%' AND description NOT LIKE '%" . $v . "%'";
}
break;
case "starts_with":
$starts_with = $v;
if(!empty($_POST["search"]["search_in"])) {
$queryCondition .= $_POST["search"]["search_in"] . " LIKE '" . $v . "%'";
} else {
$queryCondition .= "title LIKE '" . $v . "%' OR description LIKE '" . $v . "%'";
}
break;
case "search_in":
$search_in = $_POST["search"]["search_in"];
break;
}
}
}
}
$orderby = " ORDER BY id desc";
$sql = "SELECT * FROM links " . $queryCondition;
$result = mysqli_query($conn,$sql);
?>
<html>
<head>
<title>Advanced Search using PHP</title>
<style>
body{
width: 600px;
font-family: "Segoe UI",Optima,Helvetica,Arial,sans-serif;
line-height: 25px;
}
.search-box {
padding: 30px;
background-color:#C8EEFD;
}
.search-label{
margin:2px;
}
.demoInputBox {
padding: 10px;
border: 0;
border-radius: 4px;
margin: 0px 5px 15px;
width: 250px;
}
.btnSearch{
padding: 10px;
background: #84D2A7;
border: 0;
border-radius: 4px;
margin: 0px 5px;
color: #FFF;
width: 150px;
}
#advance_search_link {
color: #001FFF;
cursor: pointer;
}
.result-description{
margin: 5px 0px 15px;
}
</style>
<script>
function showHideAdvanceSearch() {
if(document.getElementById("advanced-search-box").style.display=="none") {
document.getElementById("advanced-search-box").style.display = "block";
document.getElementById("advance_search_submit").value= "1";
} else {
document.getElementById("advanced-search-box").style.display = "none";
document.getElementById("with_the_exact_of").value= "";
document.getElementById("without").value= "";
document.getElementById("starts_with").value= "";
document.getElementById("search_in").value= "";
document.getElementById("advance_search_submit").value= "";
}
}
</script>
</head>
<body>
<h2>Advanced Search using PHP</h2>
<div>
<form name="frmSearch" method="post" action="index.php">
<input type="hidden" id="advance_search_submit" name="advance_search_submit" value="<?php echo $advance_search_submit; ?>">
<div class="search-box">
<label class="search-label">With Any One of the Words:</label>
<div>
<input type="text" name="search[with_any_one_of]" class="demoInputBox" value="<?php echo $with_any_one_of; ?>"
/>
<span id="advance_search_link" onClick="showHideAdvanceSearch()">Advance Search</span>
</div>
<div id="advanced-search-box" <?php if(empty($advance_search_submit)) { ?>style="display:none;"<?php } ?>>
<label class="search-label">With the Exact String:</label>
<div>
<input type="text" name="search[with_the_exact_of]" id="with_the_exact_of" class="demoInputBox" value="<?php echo $with_the_exact_of; ?>"
/>
</div>
<label class="search-label">Without:</label>
<div>
<input type="text" name="search[without]" id="without" class="demoInputBox" value="<?php echo $without; ?>"
/>
</div>
<label class="search-label">Starts With:</label>
<div>
<input type="text" name="search[starts_with]" id="starts_with" class="demoInputBox" value="<?php echo $starts_with; ?>"
/>
</div>
<label class="search-label">Search Keywords in:</label>
<div>
<select name="search[search_in]" id="search_in" class="demoInputBox">
<option value="">Select Column</option>
<option value="title" <?php if($search_in=="title") { echo "selected"; } ?>>Title</option>
<option value="description" <?php if($search_in=="description") { echo "selected"; } ?>>Description</option>
</select>
</div>
</div>
<div>
<input type="submit" name="go" class="btnSearch" value="Search">
</div>
</div>
</form>
<?php while($row = mysqli_fetch_assoc($result)) { ?>
<div>
<div><strong><?php echo $row["title"]; ?></strong></div>
<div class="result-description"><?php echo $row["description"]; ?></div>
</div>
<?php } ?>
</div>
</body>
</html>