2022-12-20 16:45:55 +02:00
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from enum import Enum
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from textual import log
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mimemoji = {
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"audio" : "🔈",
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"video" : "🎞",
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"text" : "📄",
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"image" : "🖼",
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"application/zip" : "🗜️",
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"application/x-zip-compressed" : "🗜️",
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"application/x-tar" : "🗄",
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"application/x-cpio" : "🗄",
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"application/x-xz" : "🗜️",
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"application/x-7z-compressed" : "🗜️",
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"application/gzip" : "🗜️",
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"application/zstd" : "🗜️",
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"application/x-rar" : "🗜️",
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"application/x-rar-compressed" : "🗜️",
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"application/vnd.ms-cab-compressed" : "🗜️",
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"application/x-bzip2" : "🗜️",
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"application/x-lzip" : "🗜️",
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"application/x-iso9660-image" : "💿",
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"application/pdf" : "📕",
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"application/epub+zip" : "📕",
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"application/mxf" : "🎞",
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"application/vnd.android.package-archive" : "📦",
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"application/vnd.debian.binary-package" : "📦",
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"application/x-rpm" : "📦",
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"application/x-dosexec" : "⚙",
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"application/x-execuftable" : "⚙",
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"application/x-sharedlib" : "⚙",
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"application/java-archive" : "☕",
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"application/x-qemu-disk" : "🖴",
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"application/pgp-encrypted" : "🔏",
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}
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MIMECategory = Enum("MIMECategory",
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["Archive", "Text", "AV", "Document", "Fallback"]
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)
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class MIMEHandler:
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def __init__(self):
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self.handlers = {
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MIMECategory.Archive : [[
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"application/zip",
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"application/x-zip-compressed",
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"application/x-tar",
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"application/x-cpio",
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"application/x-xz",
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"application/x-7z-compressed",
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"application/gzip",
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"application/zstd",
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"application/x-rar",
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"application/x-rar-compressed",
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"application/vnd.ms-cab-compressed",
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"application/x-bzip2",
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"application/x-lzip",
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"application/x-iso9660-image",
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"application/vnd.android.package-archive",
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"application/vnd.debian.binary-package",
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"application/x-rpm",
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"application/java-archive",
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"application/vnd.openxmlformats"
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], []],
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2022-12-20 17:23:35 +02:00
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MIMECategory.Text : [[
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"text",
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"application/json",
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], []],
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2022-12-20 16:45:55 +02:00
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MIMECategory.AV : [[
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"audio", "video", "image",
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"application/mxf"
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], []],
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MIMECategory.Document : [[
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"application/pdf",
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"application/epub",
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"application/x-mobipocket-ebook",
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], []],
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MIMECategory.Fallback : [[], []]
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}
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self.exceptions = {
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MIMECategory.Archive : {
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".cbz" : MIMECategory.Document,
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".xps" : MIMECategory.Document,
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".epub" : MIMECategory.Document,
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},
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MIMECategory.Text : {
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".fb2" : MIMECategory.Document,
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}
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}
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def register(self, category, handler):
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self.handlers[category][1].append(handler)
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def handle(self, mime, ext):
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def getcat(s):
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cat = MIMECategory.Fallback
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for k, v in self.handlers.items():
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s = s.split(";")[0]
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if s in v[0] or s.split("/")[0] in v[0]:
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cat = k
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break
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for x in v[0]:
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if s.startswith(x):
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cat = k
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break
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if cat in self.exceptions:
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cat = self.exceptions[cat].get(ext) or cat
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return cat
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cat = getcat(mime)
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for handler in self.handlers[cat][1]:
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try:
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if handler(cat): return
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except: pass
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for handler in self.handlers[MIMECategory.Fallback][1]:
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try:
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if handler(None): return
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except: pass
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raise RuntimeError(f"Unhandled MIME type category: {cat}")
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