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rule34.js

@@ -0,0 +1,145 @@
+class Rule34 {
+    baseUrl = "https://rule34.xxx";
+
+    headers = {
+        'User-Agent': 'Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/91.0.4472.124 Safari/537.36'
+    };
+
+    constructor(fetchPath, cheerioPath) {
+        this.fetch = require(fetchPath);
+        this.cheerio = require(cheerioPath); 
+        this.type = "image-board";
+    }
+
+    async fetchSearchResult(query, page = 1, perPage = 42) { 
+        if (!query) query = "alisa_mikhailovna_kujou";
+
+        const offset = (page - 1) * perPage;
+        const url = `${this.baseUrl}/index.php?page=post&s=list&tags=${query}&pid=${offset}`;
+
+        const response = await this.fetch(url, { headers: this.headers });
+        const data = await response.text();
+
+        const $ = this.cheerio.load(data);
+
+        const results = [];
+
+        $('.image-list span').each((i, e) => {
+            const $e = $(e);
+            const id = $e.attr('id')?.replace('s', '');
+
+            let image = $e.find('img').attr('src');
+            if (image && !image.startsWith('http')) {
+                image = `https:${image}`;
+            }
+
+            const tags = $e.find('img').attr('alt')?.trim()?.split(' ').filter(tag => tag !== "");
+
+            if (id && image) {
+                results.push({
+                    id: id,
+                    image: image, 
+                    tags: tags,
+                    type: 'preview'
+
+                });
+            }
+        });
+
+        const pagination = $('#paginator .pagination');
+        const lastPageLink = pagination.find('a[alt="last page"]');
+        let totalPages = 1;
+
+        if (lastPageLink.length > 0) {
+
+            const pid = lastPageLink.attr('href')?.split('pid=')[1];
+            totalPages = Math.ceil(parseInt(pid || "0", 10) / perPage) + 1;
+        } else {
+
+            const pageLinks = pagination.find('a');
+            if (pageLinks.length > 0) {
+
+                 const lastLinkText = pageLinks.eq(-2).text();
+                 totalPages = parseInt(lastLinkText, 10) || 1;
+            } else if (results.length > 0) {
+                 totalPages = 1; 
+            }
+
+        }
+
+        const currentPage = page;
+        const hasNextPage = currentPage < totalPages;
+        const next = hasNextPage ? (currentPage + 1) : 0;
+        const previous = currentPage > 1 ? (currentPage - 1) : 0;
+
+        const total = totalPages * perPage; 
+
+        return { total, next, previous, pages: totalPages, page: currentPage, hasNextPage, results };
+    }
+
+    async fetchInfo(id) {
+        const url = `${this.baseUrl}/index.php?page=post&s=view&id=${id}`;
+
+        const resizeCookies = {
+            'resize-notification': 1,
+            'resize-original': 1
+        };
+
+        const cookieString = Object.entries(resizeCookies).map(([key, value]) => `${key}=${value}`).join('; ');
+
+        const fetchHeaders = { ...this.headers };
+        const resizeHeaders = { ...this.headers, 'cookie': cookieString };
+
+        const [resizedResponse, nonResizedResponse] = await Promise.all([
+            this.fetch(url, { headers: resizeHeaders }), 
+            this.fetch(url, { headers: fetchHeaders })  
+        ]);
+
+        const [resized, original] = await Promise.all([resizedResponse.text(), nonResizedResponse.text()]);
+
+        const $resized = this.cheerio.load(resized);
+        const $ = this.cheerio.load(original);
+
+        let resizedImageUrl = $resized('#image').attr('src');
+        if (resizedImageUrl && !resizedImageUrl.startsWith('http')) {
+            resizedImageUrl = `https:${resizedImageUrl}`;
+        }
+
+        let fullImage = $('#image').attr('src');
+        if (fullImage && !fullImage.startsWith('http')) {
+            fullImage = `https:${fullImage}`;
+        }
+
+        const tags = $('#image').attr('alt')?.trim()?.split(' ').filter(tag => tag !== "");
+        const stats = $('#stats ul');
+
+        const postedData = stats.find('li:nth-child(2)').text().trim();
+        const createdAt = new Date(postedData.split("Posted: ")[1].split("by")[0]).getTime();
+        const publishedBy = postedData.split("by")[1].trim();
+        const rating = stats.find("li:contains('Rating:')").text().trim().split("Rating: ")[1];
+
+        const comments = $('#comment-list div').map((i, el) => {
+            const $el = $(el);
+            const id = $el.attr('id')?.replace('c', '');
+            const user = $el.find('.col1').text().trim().split("\n")[0];
+            const comment = $el.find('.col2').text().trim();
+            if (id && user && comment) {
+                return { id, user, comment };
+            }
+            return null;
+        }).get().filter(Boolean);
+
+        return {
+            id,
+            fullImage,
+            resizedImageUrl,
+            tags,
+            createdAt,
+            publishedBy,
+            rating,
+            comments
+        };
+    }
+}
+
+module.exports = { Rule34 };