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Update search.php

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Fixes urlencode() receiving null as a parameter. Add check to ensure that $data is not null.
This commit is contained in:
Danii Saahir 2024-05-10 14:30:41 +08:00 committed by GitHub
parent 40493871a0
commit 012d22cbb0
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1 changed files with 61 additions and 42 deletions
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103
search.php
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@ -1,8 +1,8 @@
<?php require "misc/header.php"; ?>
<title>
<?php
$query = htmlspecialchars(trim($_REQUEST["q"]));
echo $query;
$query = htmlspecialchars(trim($_REQUEST["q"]));
echo $query;
?> - Binternet</title>
</head>
<body>
@ -10,23 +10,21 @@
<h1><a class="no-decoration accent" href="./">Binternet</a></h1>
<input type="text" name="q" placeholder="Search Image"
<?php
$query_encoded = urlencode($query);
$query_encoded = urlencode($query);
if (1 > strlen($query) || strlen($query) > 64)
{
header("Location: ./");
die();
}
if (1 > strlen($query) || strlen($query) > 64) {
header("Location: ./");
die();
}
echo "value=\"$query\"";
echo "value=\"$query\"";
?>
>
<!-- <div></div> -->
</form>
<?php
$query = $_GET['q'];
$query = $_GET["q"];
$bookmark = null;
if (array_key_exists("bookmark", $_GET)) {
@ -46,24 +44,24 @@ class SearchResult
public $bookmark;
}
$header_function = function($ch, $rawheader)
{
$header_function = function ($ch, $rawheader) {
global $csrftoken;
$len = strlen($rawheader);
$header = explode(":", $rawheader, 2);
if (count($header) != 2)
if (count($header) != 2) {
return $len;
}
// we are only interested in set-cookie header
if (trim($header[0]) != "set-cookie")
if (trim($header[0]) != "set-cookie") {
return $len;
}
$cookie = explode(";", trim($header[1]), 2);
$cookie = explode("=", $cookie[0], 2);
switch ($cookie[0])
{
switch ($cookie[0]) {
case "csrftoken":
$csrftoken = $cookie[1];
}
@ -71,74 +69,95 @@ $header_function = function($ch, $rawheader)
return $len;
};
$prepare_search_curl_obj = function($query, $bookmark) use ($url, $header_function, $csrftoken)
{
$data_param_obj = array(
"options"=>array(
"query"=>$query
)
);
if ($bookmark != null)
$data_param_obj["options"]["bookmarks"] = array($bookmark);
$prepare_search_curl_obj = function ($query, $bookmark) use (
$url,
$header_function,
$csrftoken
) {
$data_param_obj = [
"options" => [
"query" => $query,
],
];
if ($bookmark != null) {
$data_param_obj["options"]["bookmarks"] = [$bookmark];
}
$data_param = urlencode(json_encode($data_param_obj));
$headers = array();
if ($csrftoken != null)
{
$headers = [];
if ($csrftoken != null) {
$headers[] = "x-csrftoken: $csrftoken";
$headers[] = "cookie: csrftoken=$csrftoken";
}
$finalurl = $url;
if ($bookmark == null)
if ($bookmark == null) {
$finalurl = "$url?data=$data_param";
}
$ch = curl_init($finalurl);
curl_setopt($ch, CURLOPT_RETURNTRANSFER, true);
curl_setopt($ch, CURLOPT_HEADERFUNCTION, $header_function);
curl_setopt($ch, CURLOPT_HTTPHEADER, $headers);
if ($bookmark != null)
{
if ($bookmark != null) {
curl_setopt($ch, CURLOPT_POST, true);
curl_setopt($ch, CURLOPT_POSTFIELDS, "data=$data_param");
}
return $ch;
};
$search = function($query, $bookmark) use($prepare_search_curl_obj)
{
$search = function ($query, $bookmark) use ($prepare_search_curl_obj) {
$ch = $prepare_search_curl_obj($query, $bookmark);
$response = curl_exec($ch);
$data = json_decode($response);
$images = array();
$images = [];
echo "<div class=img-container>";
foreach ($data->{"resource_response"}->{"data"}->{"results"} as $result)
{
if (
$data &&
property_exists($data, "resource_response") &&
property_exists($data->{"resource_response"}, "data") &&
property_exists($data->{"resource_response"}->{"data"}, "results")
) {
foreach (
$data->{"resource_response"}->{"data"}->{"results"}
as $result
) {
$image = $result->{"images"}->{"orig"};
$url = $image->{"url"};
array_push($images, $url);
echo "<a class=img-result href='/image_proxy.php?url=", $url, "'>";
echo "<img loading='lazy' src='/image_proxy.php?url=", $url, "'></a>";
echo "<img loading='lazy' src='/image_proxy.php?url=",
$url,
"'></a>";
}
} else {
echo "<p>No results found.</p>";
}
echo "</div>";
$result = new SearchResult();
$result->images = $images;
if (property_exists($data->{"resource_response"}, "bookmark"))
if (
$data &&
property_exists($data, "resource_response") &&
property_exists($data->{"resource_response"}, "bookmark")
) {
$result->bookmark = $data->{"resource_response"}->{"bookmark"};
}
return $result;
};
$result = $search($query, $bookmark);
if ($result->bookmark != null)
{
if ($result->bookmark != null) {
$query_encoded = urlencode($query);
$bookmark_encoded = urlencode($result->bookmark);
$csrftoken_encoded = urlencode($csrftoken);
$csrftoken_encoded = $csrftoken ? urlencode($csrftoken) : "";
echo "<h2 style=\"text-align: center;\"><a href=\"/search.php?q=$query_encoded&bookmark=$bookmark_encoded&csrftoken=$csrftoken_encoded\">Next page</a></h2><br><br><br>";
}
include "misc/footer.php";
?>