Add docchi, fix lib lycoris/vk/lulustream (#674)

* feat(pl/OgladajAnime): Update OgladajANime and Add new Lib

* feat(lib/Lycoris): little fix key

* Add docchi, fix lycoris/vk, add lib lulustream(luluvdo)

* fix(lulustream), undo the changes OgladajAnime

* undo change OgladajAnime

* feat(pl/docchi): add lib googledrive

lib/lulu-extractor/build.gradle.kts

@@ -0,0 +1,3 @@
+plugins {
+    id("lib-android")
+}

lib/lulu-extractor/src/main/java/eu/kanade/tachiyomi/lib/luluextractor/LuluExtractor.kt

@@ -0,0 +1,136 @@
+package eu.kanade.tachiyomi.lib.luluextractor
+
+import eu.kanade.tachiyomi.animesource.model.Video
+import eu.kanade.tachiyomi.network.GET
+import okhttp3.Headers
+import okhttp3.OkHttpClient
+import java.util.regex.Pattern
+
+class LuluExtractor(private val client: OkHttpClient) {
+
+    private val headers = Headers.Builder()
+        .add("Referer", "https://luluvdo.com")
+        .add("Origin", "https://luluvdo.com")
+        .build()
+
+    fun videosFromUrl(url: String, prefix: String): List<Video> {
+        val videos = mutableListOf<Video>()
+
+        try {
+            val html = client.newCall(GET(url, headers)).execute().use { it.body.string() }
+            val m3u8Url = extractM3u8Url(html) ?: return emptyList()
+            val fixedUrl = fixM3u8Link(m3u8Url)
+            val quality = getResolution(fixedUrl)
+
+            videos.add(Video(fixedUrl, "${prefix}Lulu - $quality", fixedUrl))
+        } catch (e: Exception) {
+            e.printStackTrace()
+        }
+
+        return videos
+    }
+
+    private fun extractM3u8Url(html: String): String? {
+        return when {
+            html.contains("eval(function(p,a,c,k,e") -> {
+                val unpacked = JavaScriptUnpacker.unpack(html) ?: return null
+                Pattern.compile("sources:\\[\\{file:\"([^\"]+)\"")
+                    .matcher(unpacked)
+                    .takeIf { it.find() }
+                    ?.group(1)
+            }
+            else -> {
+                Pattern.compile("sources: \\[\\{file:\"(https?://[^\"]+)\"")
+                    .matcher(html)
+                    .takeIf { it.find() }
+                    ?.group(1)
+            }
+        }
+    }
+
+    private fun fixM3u8Link(link: String): String {
+        val paramOrder = listOf("t", "s", "e", "f")
+        val baseUrl = link.split("?").first()
+        val params = link.split("?").getOrNull(1)?.split("&") ?: emptyList()
+
+        val paramMap = mutableMapOf<String, String>()
+        val extraParams = mutableMapOf(
+            "i" to "0.3",
+            "sp" to "0"
+        )
+
+        params.forEachIndexed { index, param ->
+            val parts = param.split("=")
+            when {
+                parts.size == 2 -> {
+                    val (key, value) = parts
+                    if (key in paramOrder) paramMap[key] = value
+                    else extraParams[key] = value
+                }
+                index < paramOrder.size -> paramMap[paramOrder[index]] = parts.firstOrNull() ?: ""
+            }
+        }
+
+        return buildString {
+            append(baseUrl)
+            append("?")
+            append(paramOrder.joinToString("&") { "$it=${paramMap[it]}" })
+            append("&")
+            append(extraParams.map { "${it.key}=${it.value}" }.joinToString("&"))
+        }
+    }
+
+    private fun getResolution(m3u8Url: String): String {
+        return try {
+            val content = client.newCall(GET(m3u8Url, headers)).execute()
+                .use { it.body.string() }
+
+            Pattern.compile("RESOLUTION=\\d+x(\\d+)")
+                .matcher(content)
+                .takeIf { it.find() }
+                ?.group(1)
+                ?.let { "${it}p" }
+                ?: "Unknown"
+        } catch (e: Exception) {
+            "Unknown"
+        }
+    }
+}
+
+object JavaScriptUnpacker {
+    private val UNPACK_REGEX = Regex(
+        """}\('(.*)', *(\d+), *(\d+), *'(.*?)'\.split\('\|'\)""",
+        RegexOption.DOT_MATCHES_ALL
+    )
+
+    fun unpack(encodedJs: String): String? {
+        val match = UNPACK_REGEX.find(encodedJs) ?: return null
+        val (payload, radixStr, countStr, symtabStr) = match.destructured
+
+        val radix = radixStr.toIntOrNull() ?: return null
+        val count = countStr.toIntOrNull() ?: return null
+        val symtab = symtabStr.split('|')
+
+        if (symtab.size != count) throw IllegalArgumentException("Invalid symtab size")
+
+        val baseDict = "0123456789abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ"
+            .take(radix)
+            .withIndex()
+            .associate { it.value to it.index }
+
+        return Regex("""\b\w+\b""").replace(payload) { mr ->
+            symtab.getOrNull(unbase(mr.value, radix, baseDict)) ?: mr.value
+        }.replace("\\", "")
+    }
+
+    private fun unbase(value: String, radix: Int, dict: Map<Char, Int>): Int {
+        var result = 0
+        var multiplier = 1
+
+        for (char in value.reversed()) {
+            result += dict[char]?.times(multiplier) ?: 0
+            multiplier *= radix
+        }
+        return result
+    }
+}