From 2ddcf86ee17e9ef3e8cf878365649bd69852f724 Mon Sep 17 00:00:00 2001
From: sinanmohd <sinan@sinanmohd.com>
Date: Mon, 4 Mar 2024 21:22:25 +0530
Subject: server/opensubtitles: init search_name

---
 README.md                |  2 +-
 server/opensubtitles.lua | 65 ++++++++++++++++++++++++++++++++++++++++++++++++
 2 files changed, 66 insertions(+), 1 deletion(-)

diff --git a/README.md b/README.md
index e8c0721..eab6258 100644
--- a/README.md
+++ b/README.md
@@ -29,7 +29,7 @@ TODO
 - [x] use language from slang and fall back to english
 - [x] deprecate subscene (unreliable servers and poor db)
 - [x] add key binding to force subtitle lookup
-- [ ] implement text search on all severs
+- [x] implement text search on all severs
 - [x] remove the default retries
 - [ ] shill on reddit and matrix
 - [ ] first fetch normally when key is pressed then bring up a menu to select subs(we likely got it wrong)
diff --git a/server/opensubtitles.lua b/server/opensubtitles.lua
index 3817ff8..0d7af7b 100644
--- a/server/opensubtitles.lua
+++ b/server/opensubtitles.lua
@@ -101,6 +101,65 @@ local search_filesize = function (filesize, name, lang)
 	end
 end
 
+local url_encode = function (str)
+	local url = ""
+
+	for c in str:gmatch('.') do
+		if c:find('%w') then
+			url = url .. c
+		else
+			url = url .. '%' ..
+			      string.format('%x', c:byte()):upper()
+		end
+	end
+
+	return url
+end
+
+local suggest_id = function (name)
+	local url, fetch, hcode, id
+
+	url = domain .. '/libs/suggest.php?format=json3&MovieName=' ..
+	      url_encode(name)
+
+	fetch, hcode = curl.get(url, nil, nil)
+	if not hcode then
+		return nil
+	end
+
+	id = fetch:match('"id":%d+')
+	if not id then
+		return nil
+	end
+
+	return id:match('%d+')
+end
+
+local search_name = function (name, lang)
+	local fetch, hcode, movie_id, url, id
+
+	movie_id = suggest_id(name)
+	if not movie_id then
+		return nil
+	end
+
+	url = domain .. '/en/search/sublanguageid-' .. lang ..
+	      '/idmovie-' .. movie_id
+	fetch, hcode = curl.get(url, nil, nil)
+	if not hcode then
+		return nil
+	end
+
+	id = attr.fuzzy(name, ids_fetch(fetch))
+	if not id then
+		util.error('opensubtitles: search_name failed')
+	end
+
+	if id then
+		return domain .. '/en/subtitleserve/sub/' .. id
+	end
+end
+
 local search = function (path, out, info)
 	local ohash, link, name, lang
 
@@ -111,10 +170,15 @@ local search = function (path, out, info)
 		ohash = util.opensubtitles_hash(path)
 		link = search_ohash(ohash, name, lang)
 	end
+
 	if not link then
 		link = search_filesize(info.filesize, name, lang)
 	end
 
+	if not link then
+		link = search_name(name, lang)
+	end
+
 	if link then
 		return curl.zip_link_to_file(link, nil, out)
 	end
@@ -123,5 +187,6 @@ end
 return {
 	search_ohash = search_ohash,
 	search_filesize = search_filesize,
+	search_name = search_name,
 	search = search
 }
-- 
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