filters: rename plaintext to colorize

This filter script is not compatible with the previous one. Rename it to
avoid issues with existing configs.

Fixes: bca93cd91536 ("filters: add a more complete plaintext filter")
Signed-off-by: Robin Jarry <robin@jarry.cc>

1 files changed, 0 insertions, 171 deletions

diff --git a/filters/plaintext b/filters/plaintext
deleted file mode 100755
index f4801eb..0000000
--- a/filters/plaintext
+++ /dev/null
@@ -1,171 +0,0 @@
-#!/usr/bin/env python3
-# Copyright (c) 2022 Robin Jarry
-
-"""
-Colorize plaintext email. Write to stdout.
-"""
-
-import re
-import sys
-
-
-TERM_RESET = "\x1b[0m"
-TERM_BOLD = "\x1b[1m"
-TERM_BG_GRAY = "\x1b[48;5;244m"
-TERM_FG_GRAY = "\x1b[38;5;244m"
-TERM_FG_RED = "\x1b[38;5;1m"
-TERM_FG_GREEN = "\x1b[38;5;2m"
-TERM_FG_CYAN = "\x1b[38;5;6m"
-TERM_FG_YELLOW = "\x1b[38;5;229m"
-TERM_FG_WHITE = "\x1b[38;5;15m"
-TERM_FG_BLUE = "\x1b[38;5;75m"
-TERM_FG_PURPLE = "\x1b[38;5;141m"
-TERM_FG_ORANGE = "\x1b[38;5;208m"
-TERM_FG_PINK = "\x1b[38;5;171m"
-QUOTE_COLORS = {
-    1: TERM_FG_BLUE,
-    2: TERM_FG_ORANGE,
-    3: TERM_FG_PURPLE,
-    4: TERM_FG_PINK,
-}
-URL_RE = re.compile(
-    r"""
-    (
-        https?://[\w,;:!/#%^=@~\&\*\+\?\.\-]+
-        |
-        [\w\-\+\.~/]*\w@\w[\w\-\.]+\w
-    )
-    """,
-    re.VERBOSE,
-)
-HEADER_RE = re.compile(r"^[A-Z][\w-]+:")
-DIFF_META = ("diff --git ", "index ", "--- ", "+++ ")
-
-
-def replace_match(color, context_color):
-    def replace_func(match):
-        return color + match.group(0) + context_color
-
-    return replace_func
-
-
-def main():
-    in_patch = in_signature = in_headers = in_body = False
-
-    for line in sys.stdin.buffer:
-        line = line.decode("utf-8", errors="replace").rstrip("\r\n")
-        if in_patch:
-            if line in ("--", "-- "):
-                in_signature = True
-                in_body = in_patch = in_headers = False
-                line = TERM_FG_PURPLE + line + TERM_RESET
-            elif line.startswith("@@ "):
-                line = TERM_FG_CYAN + line + TERM_RESET
-            elif any(line.startswith(m) for m in DIFF_META):
-                line = TERM_BOLD + TERM_FG_WHITE + line + TERM_RESET
-            elif line.startswith("+"):
-                line = TERM_FG_GREEN + line + TERM_RESET
-            elif line.startswith("-"):
-                line = TERM_FG_RED + line + TERM_RESET
-
-        elif in_signature:
-            line = (
-                TERM_FG_PURPLE
-                + URL_RE.sub(replace_match(TERM_FG_YELLOW, TERM_FG_PURPLE), line)
-                + TERM_RESET
-            )
-
-        elif in_headers:
-            if line == "":
-                in_body = True
-                in_headers = False
-            else:
-                line = HEADER_RE.sub(replace_match(TERM_FG_PURPLE, TERM_RESET), line)
-                line = URL_RE.sub(replace_match(TERM_FG_YELLOW, TERM_RESET), line)
-
-        elif in_body:
-            if line.startswith(">"):
-                level = 0
-                quotes = ""
-                while line.startswith(">"):
-                    quotes += ">"
-                    line = line[1:]
-                    level += 1
-                    while line.startswith(" "):
-                        quotes += " "
-                        line = line[1:]
-                quote_color = QUOTE_COLORS.get(quotes.count(">"), TERM_FG_GRAY)
-
-                if line.startswith("+"):
-                    line = quote_color + quotes + TERM_FG_GREEN + line + TERM_RESET
-                elif line.startswith("-"):
-                    line = quote_color + quotes + TERM_FG_RED + line + TERM_RESET
-                else:
-                    line = (
-                        quote_color
-                        + quotes
-                        + URL_RE.sub(
-                            replace_match(TERM_FG_YELLOW, quote_color), line
-                        )
-                        + TERM_RESET
-                    )
-            elif line.startswith("diff --git "):
-                in_patch = True
-                in_body = in_headers = False
-                line = TERM_BOLD + TERM_FG_WHITE + line + TERM_RESET
-            elif line in ("--", "-- "):
-                in_signature = True
-                in_body = in_patch = in_headers = False
-                line = TERM_FG_PURPLE + line + TERM_RESET
-            else:
-                line = URL_RE.sub(replace_match(TERM_FG_YELLOW, TERM_RESET), line)
-
-        elif line.startswith("diff --git "):
-            in_patch = True
-            in_body = in_headers = False
-            line = TERM_BOLD + TERM_FG_WHITE + line + TERM_RESET
-
-        elif line in ("--", "-- "):
-            in_signature = True
-            in_body = in_patch = in_headers = False
-            line = TERM_FG_PURPLE + line + TERM_RESET
-
-        elif HEADER_RE.search(line):
-            in_headers = True
-            line = HEADER_RE.sub(replace_match(TERM_FG_PURPLE, TERM_RESET), line)
-            line = URL_RE.sub(replace_match(TERM_FG_YELLOW, TERM_RESET), line)
-
-        else:
-            in_body = True
-            if line.startswith(">"):
-                level = 0
-                quotes = ""
-                while line.startswith(">"):
-                    quotes += ">"
-                    line = line[1:]
-                    level += 1
-                    while line.startswith(" "):
-                        quotes += " "
-                        line = line[1:]
-                quote_color = QUOTE_COLORS.get(quotes.count(">"), TERM_FG_GRAY)
-
-                if line.startswith("+"):
-                    line = quote_color + quotes + TERM_FG_GREEN + line + TERM_RESET
-                elif line.startswith("-"):
-                    line = quote_color + quotes + TERM_FG_RED + line + TERM_RESET
-                else:
-                    line = (
-                        quote_color
-                        + quotes
-                        + URL_RE.sub(
-                            replace_match(TERM_FG_YELLOW, quote_color), line
-                        )
-                        + TERM_RESET
-                    )
-
-        sys.stdout.write(line + "\r\n")
-        sys.stdout.flush()
-
-
-if __name__ == "__main__":
-    sys.exit(main())