Use dotter

config/yazi/plugins/exifaudio.yazi/LICENSE

@@ -0,0 +1,21 @@
+MIT License
+
+Copyright (c) 2024 Sonico98
+
+Permission is hereby granted, free of charge, to any person obtaining a copy
+of this software and associated documentation files (the "Software"), to deal
+in the Software without restriction, including without limitation the rights
+to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+copies of the Software, and to permit persons to whom the Software is
+furnished to do so, subject to the following conditions:
+
+The above copyright notice and this permission notice shall be included in all
+copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+SOFTWARE.

config/yazi/plugins/exifaudio.yazi/README.md

@@ -0,0 +1,32 @@
+# exifaudio.yazi
+
+Preview audio metadata and cover on [Yazi](https://github.com/sxyazi/yazi).
+
+![image](https://github.com/Sonico98/exifaudio.yazi/assets/61394886/53c1492c-9f05-4c80-a4e7-94fb36f35ca9)
+
+## Installation
+
+```sh
+# Linux/macOS
+git clone https://github.com/Sonico98/exifaudio.yazi.git ~/.config/yazi/plugins/exifaudio.yazi
+
+# Windows
+git clone https://github.com/Sonico98/exifaudio.yazi.git %AppData%\yazi\config\plugins\exifaudio.yazi
+```
+
+## Usage
+
+Add the following to your `yazi.toml`:
+
+```toml
+[plugin]
+prepend_previewers = [
+    { mime = "audio/*",   run = "exifaudio"}
+]
+```
+
+Make sure you have [exiftool](https://exiftool.org/) installed and in your `PATH`.
+
+## Thanks
+
+Thanks to [sxyazi](https://github.com/sxyazi) for the PDF previewer code, on which this previewer is based on.

config/yazi/plugins/exifaudio.yazi/init.lua

@@ -0,0 +1,139 @@
+local M = {}
+
+function M:peek()
+	local cache = ya.file_cache(self)
+	if not cache then
+		return
+	end
+
+	local child = Command("exiftool")
+		:args({
+			"-q", "-q", "-S", "-Title", "-SortName",
+			"-TitleSort", "-TitleSortOrder", "-Artist",
+			"-SortArtist", "-ArtistSort", "-PerformerSortOrder",
+			"-Album", "-SortAlbum", "-AlbumSort", "-AlbumSortOrder",
+			"-AlbumArtist", "-SortAlbumArtist", "-AlbumArtistSort",
+			"-AlbumArtistSortOrder", "-Genre", "-TrackNumber",
+			"-Year", "-Duration", "-SampleRate", 
+			"-AudioSampleRate", "-AudioBitrate", "-AvgBitrate",
+			"-Channels", "-AudioChannels", tostring(self.file.url),
+		})
+		:stdout(Command.PIPED)
+		:stderr(Command.NULL)
+	:spawn()
+
+	local limit = self.area.h
+	local i, metadata = 0, {}
+	repeat
+		local next, event = child:read_line()
+		if event == 1 then
+			return self:fallback_to_builtin()
+		elseif event ~= 0 then
+			break
+		end
+
+		i = i + 1
+		if i > self.skip then
+			local m_title, m_tag = prettify(next)
+			local ti = ui.Span(m_title):bold()
+			local ta = ui.Span(m_tag)
+			table.insert(metadata, ui.Line{ti, ta})
+			table.insert(metadata, ui.Line{})
+		end
+	until i >= self.skip + limit
+	
+	local p = ui.Paragraph(self.area, metadata):wrap(ui.Paragraph.WRAP)
+	ya.preview_widgets(self, { p })
+
+	local cover_width = self.area.w / 2 - 5
+	local cover_height = (self.area.h / 4) + 3
+
+	local bottom_right = ui.Rect {
+		x = self.area.right - cover_width,
+		y = self.area.bottom - cover_height,
+		w = cover_width,
+		h = cover_height,
+	}
+
+	if self:preload() == 1 then
+		ya.image_show(cache, bottom_right)
+	end
+end
+
+function prettify(metadata)
+	local substitutions = {
+		Sortname = "Sort Title:",
+		SortName = "Sort Title:",
+		TitleSort = "Sort Title:",
+		TitleSortOrder = "Sort Title:",
+		ArtistSort = "Sort Artist:",
+		SortArtist = "Sort Artist:",
+		Artist = "Artist:",
+		ARTIST = "Artist:",
+		PerformerSortOrder = "Sort Artist:",
+		SortAlbumArtist = "Sort Album Artist:",
+		AlbumArtistSortOrder = "Sort Album Artist:",
+		AlbumArtistSort = "Sort Album Artist:",
+		AlbumSortOrder = "Sort Album:",
+		AlbumSort = "Sort Album:",
+		SortAlbum = "Sort Album:",
+		Album = "Album:",
+		ALBUM = "Album:",
+		AlbumArtist = "Album Artist:",
+		Genre = "Genre:",
+		GENRE = "Genre:",
+		TrackNumber = "Track Number:",
+		Year = "Year:",
+		Duration = "Duration:",
+		AudioBitrate = "Bitrate:",
+		AvgBitrate = "Average Bitrate:",
+		AudioSampleRate = "Sample Rate:",
+		SampleRate = "Sample Rate:",
+		AudioChannels = "Channels:"
+	}
+
+	for k, v in pairs(substitutions) do
+		metadata = metadata:gsub(tostring(k)..":", v, 1)
+	end
+
+	-- Separate the tag title from the tag data
+	local t={}
+	for str in string.gmatch(metadata , "([^"..":".."]+)") do
+                table.insert(t, str)
+	end
+
+	-- Add back semicolon to title, rejoin tag data if it happened to contain a semicolon
+	return t[1]..":", table.concat(t, ":", 2)
+
+end
+
+function M:seek(units)
+	local h = cx.active.current.hovered
+	if h and h.url == self.file.url then
+		ya.manager_emit("peek", {
+			tostring(math.max(0, cx.active.preview.skip + units)),
+			only_if = tostring(self.file.url),
+		})
+	end
+end
+
+function M:preload()
+	local cache = ya.file_cache(self)
+	if not cache or fs.cha(cache) then
+		return 1
+	end
+
+	local output = Command("exiftool")
+		:args({ "-b", "-CoverArt", "-Picture", tostring(self.file.url) })
+		:stdout(Command.PIPED)
+		:stderr(Command.PIPED)
+		:output()
+
+	if not output then
+		return 0
+	end
+
+	return fs.write(cache, output.stdout) and 1 or 2
+end
+
+return M