Initial commit

author: Minteck <contact@minteck.org> 2021-12-12 11:19:38 +0100
committer: Minteck <contact@minteck.org> 2021-12-12 11:19:38 +0100
commit: dc8f78256944885108f1d52b822c8677bf9d964c (patch)
tree: 38ea776d4fe8d9d11c28448246afa8af4886351a /search/index.php
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1 files changed, 270 insertions, 0 deletions
diff --git a/search/index.php b/search/index.php
new file mode 100644
index 0000000..709a239
--- /dev/null
+++ b/search/index.php
@@ -0,0 +1,270 @@
+<?php
+
+$start = microtime(true);
+$start_io = microtime(true);
+$data = json_decode(file_get_contents($_SERVER['DOCUMENT_ROOT'] . "/private/db.json"), true);
+$dict = json_decode(file_get_contents($_SERVER['DOCUMENT_ROOT'] . "/private/dictionary.json"), true);
+
+if (isset($_GET['q'])) {
+    $query = strtolower(substr($_GET['q'], 0, 200));
+    $query = preg_replace("/[^A-Za-z0-9 ]/", '', preg_replace("/[\.]/", ' ', $query));
+} else {
+    header("Location: /");
+    die();
+}
+
+if (trim($query) === "") {
+    header("Location: /");
+    die();
+}
+$elapsed_io = microtime(true) - $start_io;
+
+?>
+<!DOCTYPE html>
+<html lang="en">
+<head>
+    <meta charset="UTF-8">
+    <title><?= ucfirst($query) ?> on WolfEye</title>
+    <link rel="stylesheet" href="/assets/main.css">
+    <link rel="icon" href="/logo.svg">
+</head>
+<body>
+    <div id="results-intro">
+        <a href="/" id="results-intro-logo"><img id="results-intro-logo-img" src="/logo.svg"></a>
+        <form id="results-intro-bar" action="/search">
+            <input id="results-intro-bar-input" autocomplete="off" spellcheck="false" type="text" name="q" value="<?= $query ?>" placeholder="Search the Web...">
+            <input type="submit" value="Search" id="results-intro-bar-submit">
+        </form>
+    </div>
+
+    <div id="intro-results-separator"></div><?php
+
+    // Autocorrect
+    $start_correct = microtime(true);
+    $fixed = false;
+    $fixes = [];
+    $fixesd = [];
+
+    foreach (explode(" ", $query) as $item) {
+        $shortest = -1;
+        foreach ($dict as $word) {
+
+            $lev = levenshtein($item, $word);
+
+            if ($lev == 0) {
+                $closest = $word;
+                $shortest = 0;
+
+                break;
+            }
+
+            if ($lev <= $shortest || $shortest < 0) {
+                $closest  = $word;
+                $shortest = $lev;
+            }
+        }
+
+        if ($shortest !== 0 && $shortest < 15 && $item !== "wolfeye" && $item !== "eye") {
+            $fixed = true;
+            $fixes[] = str_replace($item, $closest, $query);
+            $fixesd[] = str_replace($item, "<b>$closest</b>", $query);
+        }
+
+        if ($query === "google") {
+            $fixed = true;
+            $fixes[] = str_replace($item, "duckduckgo", $query);
+            $fixesd[] = str_replace($item, "<b>duckduckgo</b>", $query);
+        }
+
+        if ($query === "microsoft") {
+            $fixed = true;
+            $fixes[] = str_replace($item, "redhat", $query);
+            $fixesd[] = str_replace($item, "<b>redhat</b>", $query);
+        }
+
+        if ($query === "windows") {
+            $fixed = true;
+            $fixes[] = str_replace($item, "linux", $query);
+            $fixesd[] = str_replace($item, "<b>linux</b>", $query);
+        }
+
+        if ($query === "apple") {
+            $fixed = true;
+            $fixes[] = str_replace($item, "raspberry", $query);
+            $fixesd[] = str_replace($item, "<b>raspberry</b>", $query);
+        }
+
+        if ($query === "france") {
+            $fixed = true;
+            $fixes[] = str_replace($item, "hell", $query);
+            $fixesd[] = str_replace($item, "<b>hell</b>", $query);
+        }
+    }
+
+    if ($fixed) {
+        echo("<div class='dym-section'>");
+        if (count($fixes) > 1) {
+            echo("Showing results for \"$query\", did you mean:<ul>");
+            foreach ($fixes as $i => $fix) {
+                echo("<li>\"<a class='dym-link' href='/search?q=$fix'>$fixesd[$i]</a>\"?</li>");
+            }
+            echo("</ul>");
+        } else {
+            echo("Showing results for \"$query\", did you mean \"<a class='dym-link' href='/search?q=$fixes[0]'>$fixesd[0]</a>\"?");
+        }
+        echo("</div>");
+    }
+    $elapsed_correct = microtime(true) - $start_correct;
+
+    // Actual Search
+    $start_search = microtime(true);
+    $matches = [];
+    foreach ($data["entries"] as $id => $item) {
+        $avg = -1;
+        $aavg = [];
+        $iparsed = strtolower(substr($item["title"], 0, 200));
+        $iparsed = preg_replace("/[^A-Za-z0-9 ]/", '', preg_replace("/[\.]/", ' ', $iparsed));
+        $qwords = explode(" ", $query);
+
+        if (trim($iparsed) !== "") {
+            foreach ($qwords as $qword) {
+                $sim = similar_text($iparsed, $qword, $perc);
+                if ($perc > 0) {
+                    $aavg[] = $perc;
+                }
+            }
+
+            if (count($aavg) > 0) {
+                $aavg = array_filter($aavg);
+                $avg = (array_sum($aavg) / count($aavg)) / 50 - 1;
+                $matches[] = [
+                    "id" => $id,
+                    "relevance" => $avg
+                ];
+            }
+        }
+
+        $avg = -1;
+        $aavg = [];
+        $iparsed = strtolower(substr($item["url"], 0, 200));
+        $iparsed = preg_replace("/[^A-Za-z0-9 ]/", '', preg_replace("/[\.]/", ' ', $iparsed));
+        $qwords = explode(" ", $query);
+
+        if (trim($iparsed) !== "") {
+            foreach ($qwords as $qword) {
+                $sim = similar_text($iparsed, $qword, $perc);
+                if ($perc > 0) {
+                    $aavg[] = $perc;
+                }
+            }
+
+            if (count($aavg) > 0) {
+                $aavg = array_filter($aavg);
+                $avg = (array_sum($aavg) / count($aavg)) / 50 - 1;
+                $matches[] = [
+                    "id" => $id,
+                    "relevance" => $avg
+                ];
+            }
+        }
+    }
+
+    usort($matches, function($a, $b) {
+        return $a['relevance'] <=> $b['relevance'];
+    });
+
+    $matches = array_reverse($matches);
+
+    $matches2 = [];
+    $prel = [];
+
+    foreach($matches as $match) {
+        if (!isset($prel[(string)$match["relevance"]])) {
+            $prel[(string)$match["relevance"]] = [$match];
+        } else {
+            $prel[(string)$match["relevance"]][] = $match;
+        }
+    }
+
+    $elapsed_search = microtime(true) - $start_search;
+    $start_parse = microtime(true);
+    $entriesdom = [];
+    foreach($prel as $item => $items) {
+        $shortest = -1;
+
+        foreach ($items as $word) {
+            $lev = levenshtein($query, $data["entries"][$word["id"]]["title"]);
+
+            if ($lev == 0) {
+                $closest = $word["id"];
+                $shortest = 0;
+                break;
+            }
+
+            if ($lev <= $shortest || $shortest < 0) {
+                $closest  = $word["id"];
+                $shortest = $lev;
+            }
+        }
+
+        $entriesdom[] = [
+            "link" => "/out?q=" . $query . "&u=" . uniqid() . "&i=" . $closest,
+            "title" => $data["entries"][$closest]["title"],
+            "url" => $data["entries"][$closest]["url"],
+            "icon" => "/icon?q=" . $query . "&i=" . $closest,
+        ];
+    }
+    $elapsed_parse = microtime(true) - $start_parse;
+    ?>
+    <p id="results-debug"><small id="results-debug-inner"><?= count($entriesdom) ?> results</small></p>
+
+    <div id="details"></div>
+    <script>query = "<?= $query ?>";</script>
+    <script src="/assets/instant.js"></script>
+
+    <div id="results">
+        <?php $start_official = microtime(true); $domains = []; foreach ($data["entries"] as $id => $entry): ?>
+            <?php $domain = explode("/", $entry["url"])[2];
+            $sim = similar_text($domain, $query, $perc);
+            if (substr($domain, 0, 4) === "www.") {
+                $domainstr = substr($domain, 4);
+            } else {
+                $domainstr = $domain;
+            }
+            $domains[] = [
+                "id" => $id,
+                "url" => "https://" . $domain . "/",
+                "domain" => $domainstr,
+                "relevance" => $perc / 50 - 1
+            ];
+            ?>
+        <?php endforeach;
+
+        usort($domains, function($a, $b) {
+            return $a['relevance'] <=> $b['relevance'];
+        });
+
+        $domains = array_reverse($domains); if ($domains[0]["relevance"] > 0): ?>
+            <div class="result result-official">
+                <a href="<?= $domains[0]["url"] ?>">
+                    <div class="result-name" style="font-size: 18px;"><img alt="" class="result-icon" src="/icon/?q=<?= $query ?>&u=<?= uniqid() ?>&i=_off"> <b><?= ucfirst($domains[0]["domain"]) ?></b> <img class="result-relevant" src="/assets/relevant.svg" title="Official Website" alt=""></div>
+                    <div class="result-url"><small><?= $domains[0]["url"] ?></small></div>
+                </a>
+            </div>
+        <?php endif; $elapsed_official = microtime(true) - $start_official; ?>
+        <?php $index = 0; foreach ($entriesdom as $entry): if ($index < 100): ?>
+            <div class="result">
+                <a href="<?= $entry["link"] ?>">
+                    <div class="result-name" style="font-size: 18px;"><img alt="" class="result-icon" src="/icon/?q=<?= $entry["icon"] ?>"> <b><?= $entry["title"] ?></b></div>
+                    <div class="result-url"><small><?= $entry["url"] ?></small></div>
+                </a>
+            </div>
+        <?php $index++; endif; endforeach; ?>
+    </div>
+
+    <?php $time_elapsed_secs = microtime(true) - $start; ?>
+    <script>
+        document.getElementById("results-debug-inner").innerHTML = document.getElementById("results-debug-inner").innerHTML + " in <?= round($time_elapsed_secs * 1000, 3) ?> ms<span id='results-debug-inner-details'> (io: <?= round($elapsed_io * 1000, 3) ?>; correct: <?= round($elapsed_correct * 1000, 3) ?>; search: <?= round($elapsed_search * 1000, 3) ?>; parse: <?= round($elapsed_parse * 1000, 3) ?>; official: <?= round($elapsed_official * 1000, 3) ?>)</span>";
+    </script>
+</body>
+</html>
author	Minteck <contact@minteck.org>	2021-12-12 11:19:38 +0100
committer	Minteck <contact@minteck.org>	2021-12-12 11:19:38 +0100
commit	dc8f78256944885108f1d52b822c8677bf9d964c (patch)
tree	38ea776d4fe8d9d11c28448246afa8af4886351a /search/index.php
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