check if phpbb is installed

urq.js

@@ -51,11 +51,6 @@ export default class Urq {
     this.db = await mysql.createConnection(this.dbopts);
     this.browser = await puppeteer.launch({
       "headless": true,
-      "args": [
-        "--disable-web-security",
-        "--no-sandbox",
-        "--disable-dev-shm-usage"
-      ]
     });
     await this.db.execute(`
       CREATE TABLE IF NOT EXISTS \`${config.DB_PREFIX}bordathreads\` ( 
@@ -64,7 +59,17 @@ export default class Urq {
         \`name\` Varchar(255) NOT NULL,
         PRIMARY KEY ( \`id\` )
       );`);
-    // await this.scrape_pages();
+    try {
+      let [threadrow, fields] = await this.db.execute(
+        `SELECT COUNT(*) FROM \`${config.DB_PREFIX}posts\``
+      );
+    } catch (e) {
+      console.error('Please install phpbb first.');
+      await this.browser.close();
+      return;
+    }
+
+    await this.scrape_pages();
     await this.scrape_threads();
     await this.browser.close();
   };
@@ -107,12 +112,20 @@ export default class Urq {
 
       for (let i = 0; i < threads.length; i++) {
         try {
-          let [rows, fields] = await this.db.execute(`
+          let [threadrow, fields] = await this.db.execute(`
+      SELECT \`id\` FROM \`${config.DB_PREFIX}bordathreads\`
+      WHERE \`url\` = ?
+      `,[
+        threads[i].url,
+      ]);
+          if (threadrow.length === 0) {
+            let [rows, fields] = await this.db.execute(`
             INSERT INTO ${config.DB_PREFIX}bordathreads (url, name) VALUES( ?, ? )
             `, [
               threads[i].url,
               threads[i].name,
             ]);
+          }
         } catch(e) {
           console.log(e);
         }