From 9f69299e2abb6624d9ccb18099a9504cd03deba0 Mon Sep 17 00:00:00 2001
From: Eric Wong <e@80x24.org>
Date: Fri, 21 Jan 2022 19:51:42 +0000
Subject: dtas-tl prune: cull missing files from tracklist

This helps for folks creating and replacing many throwaway files
while editing with dtas-splitfx, or compulsive renamers.
---
 bin/dtas-tl | 52 ++++++++++++++++++++++++++++++++--------------------
 1 file changed, 32 insertions(+), 20 deletions(-)

(limited to 'bin')

diff --git a/bin/dtas-tl b/bin/dtas-tl
index 2b34937..767b02d 100755
--- a/bin/dtas-tl
+++ b/bin/dtas-tl
@@ -21,6 +21,18 @@ def fix_enc!(str, enc)
   str.force_encoding(Encoding::ASCII_8BIT) unless str.valid_encoding?
 end
 
+def each_track(c)
+  enc = Encoding.default_external
+  get_track_ids(c).each_slice(128) do |track_ids|
+    res = c.req("tl get #{track_ids.join(' ')}")
+    res = Shellwords.split(res.sub!(/\A\d+ /, ''))
+    while line = res.shift
+      fix_enc!(line, enc)
+      yield line
+    end
+  end
+end
+
 def do_edit(c)
   require 'dtas/edit_client'
   require 'tempfile'
@@ -30,19 +42,13 @@ def do_edit(c)
   tmp_path = tmp.path
   orig = []
   orig_idx = {}
-  enc = Encoding.default_external
 
-  get_track_ids(c).each_slice(128) do |track_ids|
-    res = c.req("tl get #{track_ids.join(' ')}")
-    res = Shellwords.split(res.sub!(/\A\d+ /, ''))
-    while line = res.shift
-      line.sub!(/\A(\d+)=/n, '') or abort "unexpected line=#{line.inspect}\n"
-      fix_enc!(line, enc)
-      track_id = $1.to_i
-      orig_idx[track_id] = orig.size
-      orig << track_id
-      tmp.write("#{Shellwords.escape(line)} =#{track_id}\n")
-    end
+  each_track(c) do |line|
+    line.sub!(/\A(\d+)=/n, '') or abort "unexpected line=#{line.inspect}\n"
+    track_id = $1.to_i
+    orig_idx[track_id] = orig.size
+    orig << track_id
+    tmp.write("#{Shellwords.escape(line)} =#{track_id}\n")
   end
   tmp.flush
 
@@ -139,15 +145,21 @@ end
 
 c = DTAS::UNIXClient.new
 case cmd = ARGV[0]
-when "cat"
-  enc = Encoding.default_external
-  get_track_ids(c).each_slice(128) do |track_ids|
-    res = c.req("tl get #{track_ids.join(' ')}")
-    res = Shellwords.split(res.sub!(/\A\d+ /, ''))
-    while line = res.shift
-      fix_enc!(line, enc)
-      print "#{line}\n"
+when 'cat'
+  each_track(c) { |line| print "#{line}\n" }
+when 'prune'
+  each_track(c) do |line|
+    line.sub!(/\A(\d+)=/n, '') or abort "unexpected line=#{line.inspect}\n"
+    track_id = $1.to_i
+    ok = false
+    begin
+      st = File.stat(line)
+      ok = st.readable? && st.size?
+    rescue Errno::ENOENT, Errno::ENOTDIR, Errno::EACCES => e
+      warn "# #{line}: #{e.class}"
+      # raise other exceptions
     end
+    c.req("tl remove #{track_id}") unless ok
   end
 when 'aac' # add-after-current
   ARGV.shift
-- 
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