feat: Add image download logic

.gitignore

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+.idea

bin/cron.php

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+<?php
+
+require_once __DIR__ . "/../core.php";
+require_once __DIR__ . "/../lib/updateData.php";
+
+echo "Loading mob list...\n";
+$mobs = getMobs();
+
+echo "Filtering invalid entries...\n";
+$mobs = array_filter($mobs, fn ($mob) =>
+    !str_starts_with($mob, "id=") &&
+    !str_contains($mob, "Old ") &&
+    $mob != "NPC" && $mob != "Agent" &&
+    !str_ends_with($mob, "Ghost") &&
+    $mob != "Giant" &&
+    $mob != "Killer Bunny"
+);
+
+echo "Fetching image URLs...\n";
+$mobs = array_map(fn ($mob) => [
+    "name" => $mob,
+    "image" => getImage($mob)
+], $mobs);
+
+echo "Removing duplicates...\n";
+$mobs = array_reduce($mobs, function ($mobs, $mob) {
+    $urls = array_map(fn ($mob) => $mob["image"], $mobs);
+    if (!in_array($mob["image"], $urls)) {
+        $mobs[] = $mob;
+    }
+    return $mobs;
+}, []);
+
+echo "Downloading images...\n";
+foreach ($mobs as $mob) {
+    $filename = downloadImage($mob["image"], $mob["name"]);
+    $mob["filename"] = $filename;
+    var_dump($mob);
+}

core.php

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+<?php

html/images/mobs/.gitignore

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+*

lib/request.php

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+<?php
+
+function get(string $url): string {
+    $curl = curl_init($url);
+    curl_setopt($curl, CURLOPT_RETURNTRANSFER, true);
+    curl_setopt($curl, CURLOPT_USERAGENT, 'Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/91.0.4472.124 Safari/537.36');
+    $response = curl_exec($curl);
+    curl_close($curl);
+    return $response;
+}

lib/updateData.php

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+<?php
+
+require_once __DIR__ . "/request.php";
+
+function handleWikiRequest(string $args, bool $rvslots = true): array {
+    $url = "https://minecraft.wiki/api.php?action=query&format=json&" . $args;
+
+    if ($rvslots) {
+        $url .= "&rvslots=main";
+    }
+
+    $response = get($url);
+    $response = json_decode($response, true);
+
+    if ($rvslots) {
+        $content = getWikiTextFromResponse($response);
+        if (str_contains($content, "#REDIRECT")) {
+            $matches = [];
+            preg_match("/\[\[([^#\]]+)[^]]*]]/", $content, $matches);
+            $response = get(preg_replace("/titles=[^&]*/", "titles=" . $matches[1], $url));
+            $response = json_decode($response, true);
+        }
+    }
+
+    return $response;
+}
+
+function getWikiTextFromResponse(array $response): string {
+    return array_values($response["query"]["pages"])[0]["revisions"][0]["slots"]["main"]["*"];
+}
+
+function getImageUrlFromResponse(array $response): string {
+    return array_values($response["query"]["pages"])[0]["imageinfo"][0]["url"];
+}
+
+function getMobs(): array {
+    $wikiPage = handleWikiRequest("titles=Mob&prop=revisions&rvprop=content");
+    $wikiText = getWikiTextFromResponse($wikiPage);
+
+    $matches = [];
+    preg_match_all('/\{\{EntityLink\|([^}]+)}}/', $wikiText, $matches);
+
+    return array_unique($matches[1]);
+}
+
+function getImageName(string $name): string {
+    $nameWithUnderscores = str_replace(" ", "_", $name);
+    $wikiPage = handleWikiRequest("titles=" . $nameWithUnderscores . "&prop=revisions&rvprop=content");
+    $wikiText = getWikiTextFromResponse($wikiPage);
+
+    $matches = [];
+    preg_match("/(image[0-9]*|1-1)\s*=\s*([^\n]+)\n/", $wikiText, $matches);
+
+    $imageName = $matches[2] ?? "";
+
+    if (str_contains($imageName, ".")) {
+        return $imageName;
+    }
+
+    preg_match("/" . preg_quote($name) . "[^.]*\.(gif|png|jpg|jpeg)/", $wikiText, $matches);
+
+    return $matches[0] ?? "";
+}
+
+function getImageUrlFromName(string $filename): string {
+    $filename = str_replace(" ", "_", $filename);
+    $response = handleWikiRequest("titles=File:" . $filename . "&prop=imageinfo&iiprop=url", false);
+    return getImageUrlFromResponse($response);
+}
+
+function getImage(string $name): string {
+    return getImageUrlFromName(getImageName($name));
+}
+
+function downloadImage(string $url, string $mobname): string {
+    $name = preg_replace(
+        "/[^.]*(\.[a-zA-Z0-9]+).*/",
+        strtolower(str_replace(" ", "_", $mobname)) . "$1",
+        basename($url)
+    );
+
+    $file = fopen(__DIR__ . "/../html/images/mobs/" . $name, "w");
+
+    $response = get($url);
+
+    fwrite($file, $response);
+    fclose($file);
+
+    return $name;
+}