Initial commit

src/match.ts

@@ -0,0 +1,43 @@
+interface Match {
+    match(match: RegExpMatchArray): string
+}
+
+class Streamtape implements Match {
+    match(match: RegExpMatchArray): string {
+        return `https://streamtape.com/get_video?${match[0]}`
+    }
+}
+
+class Vivo implements Match {
+    match(match: RegExpMatchArray): string {
+        return this.rot47(decodeURIComponent(match[1]))
+    }
+
+    // decrypts a string with the rot47 algorithm (https://en.wikipedia.org/wiki/ROT13#Variants)
+    rot47(encoded: string): string {
+        const s = []
+        for(let i = 0; i < encoded.length; i++) {
+            const j = encoded.charCodeAt(i)
+            if((j >= 33) && (j <= 126)) {
+                s[i] = String.fromCharCode(33+((j+ 14)%94))
+            } else {
+                s[i] = String.fromCharCode(j)
+            }
+        }
+        return s.join('')
+    }
+}
+
+class Vupload implements Match {
+    match(match: RegExpMatchArray): string {
+        return `https://www3.megaupload.to/${match[0]}/v.mp4`
+    }
+}
+
+// every match HAS to be on an separate line
+const matches = [
+    ['streamtape.com', new RegExp(/id=\S*(?=')/gm), new Streamtape()],
+    ['vidoza.net', new RegExp(/(?<=src:(\s*)?")\S*(?=")/gm), null],
+    ['vivo.sx', new RegExp(/source:\s*'(\S+)'/gm), new Vivo()],
+    ['vupload.com', new RegExp(/(?<=class\|)\w*/gm), new Vupload()]
+]