mirror of
https://github.com/fish-shell/fish-shell.git
synced 2024-11-24 16:19:13 +08:00
c2970f9618
This runs build_tools/style.fish, which runs clang-format on C++, fish_indent on fish and (new) black on python. If anything is wrong with the formatting, we should fix the tools, but automated formatting is worth it.
1527 lines
44 KiB
Python
Executable File
1527 lines
44 KiB
Python
Executable File
from __future__ import unicode_literals
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from __future__ import print_function
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import binascii
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import cgi
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try:
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from html import escape as escape_html
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except ImportError:
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from cgi import escape as escape_html
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from distutils.version import LooseVersion
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import glob
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import multiprocessing.pool
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import operator
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import os
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import platform
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import random
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import re
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import select
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import socket
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import string
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import subprocess
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import sys
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from itertools import chain
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FISH_BIN_PATH = False # will be set later
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IS_PY2 = sys.version_info[0] == 2
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if IS_PY2:
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import SimpleHTTPServer
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import SocketServer
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from urlparse import parse_qs
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else:
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import http.server as SimpleHTTPServer
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import socketserver as SocketServer
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from urllib.parse import parse_qs
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def isMacOS10_12_5_OrLater():
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""" Return whether this system is macOS 10.12.5 or a later version. """
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version = platform.mac_ver()[0]
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return version and LooseVersion(version) >= LooseVersion("10.12.5")
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def is_wsl():
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""" Return whether we are running under the Windows Subsystem for Linux """
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if "linux" in platform.system().lower():
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with open("/proc/version", "r") as f:
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if "Microsoft" in f.read():
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return True
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return False
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# Disable CLI web browsers
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term = os.environ.pop("TERM", None)
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# This import must be done with an empty $TERM, otherwise a command-line browser may be started
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# which will block the whole process - see https://docs.python.org/3/library/webbrowser.html
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import webbrowser
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if term:
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os.environ["TERM"] = term
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try:
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import json
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except ImportError:
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import simplejson as json
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def run_fish_cmd(text):
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# Ensure that fish is using UTF-8.
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ctype = os.environ.get("LC_ALL", os.environ.get("LC_CTYPE", os.environ.get("LANG")))
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env = None
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if ctype is None or re.search(r"\.utf-?8$", ctype, flags=re.I) is None:
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# override LC_CTYPE with en_US.UTF-8
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# We're assuming this locale exists.
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# Fish makes the same assumption in config.fish
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env = os.environ.copy()
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env.update(LC_CTYPE="en_US.UTF-8", LANG="en_US.UTF-8")
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print("$ " + text)
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p = subprocess.Popen(
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[FISH_BIN_PATH],
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stdin=subprocess.PIPE,
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stdout=subprocess.PIPE,
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stderr=subprocess.PIPE,
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env=env,
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)
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out, err = p.communicate(text.encode("utf-8"))
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out = out.decode("utf-8", "replace")
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err = err.decode("utf-8", "replace")
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return out, err
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def escape_fish_cmd(text):
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# Replace one backslash with two, and single quotes with backslash-quote
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escaped = text.replace("\\", "\\\\").replace("'", "\\'")
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return "'" + escaped + "'"
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named_colors = {
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"black": "000000",
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"red": "800000",
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"green": "008000",
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"brown": "725000",
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"yellow": "808000",
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"blue": "000080",
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"magenta": "800080",
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"purple": "800080",
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"cyan": "008080",
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"grey": "e5e5e5",
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"brgrey": "555555",
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"white": "c0c0c0",
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"brblack": "808080",
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"brred": "ff0000",
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"brgreen": "00ff00",
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"brbrown": "ffff00",
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"bryellow": "ffff00",
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"brblue": "0000ff",
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"brmagenta": "ff00ff",
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"brpurple": "ff00ff",
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"brcyan": "00ffff",
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"brwhite": "ffffff",
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}
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bindings_blacklist = set(["self-insert", "'begin;end'"])
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def parse_one_color(comp):
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""" A basic function to parse a single color value like 'FFA000' """
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if comp in named_colors:
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# Named color
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return named_colors[comp]
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elif (
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re.match(r"[0-9a-fA-F]{3}", comp) is not None
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or re.match(r"[0-9a-fA-F]{6}", comp) is not None
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):
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# Hex color
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return comp
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else:
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# Unknown
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return ""
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def better_color(c1, c2):
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""" Indicate which color is "better", i.e. prefer term256 colors """
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if not c2:
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return c1
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if not c1:
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return c2
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if c1 == "normal":
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return c2
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if c2 == "normal":
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return c1
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if c2 in named_colors:
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return c1
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if c1 in named_colors:
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return c2
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return c1
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def parse_color(color_str):
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""" A basic function to parse a color string, for example, 'red' '--bold'.
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"""
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comps = color_str.split(" ")
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color = "normal"
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background_color = ""
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bold, underline, italics, dim, reverse = False, False, False, False, False
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for comp in comps:
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# Remove quotes
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comp = comp.strip("'\" ")
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if comp == "--bold":
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bold = True
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elif comp == "--underline":
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underline = True
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elif comp == "--italics":
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italics = True
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elif comp == "--dim":
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dim = True
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elif comp == "--reverse":
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reverse = True
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elif comp.startswith("--background="):
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# Background color
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background_color = better_color(
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background_color, parse_one_color(comp[len("--background=") :])
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)
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else:
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# Regular color
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color = better_color(color, parse_one_color(comp))
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return {
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"color": color,
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"background": background_color,
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"bold": bold,
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"underline": underline,
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"italics": italics,
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"dim": dim,
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"reverse": reverse,
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}
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def parse_bool(val):
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val = val.lower()
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if val.startswith("f") or val.startswith("0"):
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return False
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if val.startswith("t") or val.startswith("1"):
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return True
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return bool(val)
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def html_color_for_ansi_color_index(val):
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arr = [
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"black",
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"#AA0000",
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"#00AA00",
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"#AA5500",
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"#0000AA",
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"#AA00AA",
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"#00AAAA",
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"#AAAAAA",
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"#555555",
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"#FF5555",
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"#55FF55",
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"#FFFF55",
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"#5555FF",
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"#FF55FF",
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"#55FFFF",
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"white",
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"#000000",
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"#00005f",
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"#000087",
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"#0000af",
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"#0000d7",
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"#0000ff",
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"#005f00",
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"#005f5f",
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"#005f87",
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"#005faf",
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"#005fd7",
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"#005fff",
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"#008700",
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"#00875f",
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"#008787",
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"#0087af",
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"#0087d7",
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"#0087ff",
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"#00af00",
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"#00af5f",
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"#00af87",
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"#00afaf",
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"#00afd7",
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"#00afff",
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"#00d700",
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"#00d75f",
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"#00d787",
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"#00d7af",
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"#00d7d7",
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"#00d7ff",
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"#00ff00",
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"#00ff5f",
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"#00ff87",
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"#00ffaf",
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"#00ffd7",
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"#00ffff",
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"#5f0000",
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"#5f005f",
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"#5f0087",
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"#5f00af",
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"#5f00d7",
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"#5f00ff",
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"#5f5f00",
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"#5f5f5f",
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"#5f5f87",
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"#5f5faf",
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"#5f5fd7",
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"#5f5fff",
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"#5f8700",
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"#5f875f",
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"#5f8787",
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"#5f87af",
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"#5f87d7",
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"#5f87ff",
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"#5faf00",
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"#5faf5f",
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"#5faf87",
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"#5fafaf",
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"#5fafd7",
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"#5fafff",
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"#5fd700",
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"#5fd75f",
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"#5fd787",
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"#5fd7af",
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"#5fd7d7",
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"#5fd7ff",
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"#5fff00",
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"#5fff5f",
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"#5fff87",
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"#5fffaf",
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"#5fffd7",
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"#5fffff",
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"#870000",
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"#87005f",
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"#870087",
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"#8700af",
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"#8700d7",
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"#8700ff",
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"#875f00",
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"#875f5f",
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"#875f87",
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"#875faf",
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"#875fd7",
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"#875fff",
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"#878700",
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"#87875f",
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"#878787",
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"#8787af",
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"#8787d7",
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"#8787ff",
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"#87af00",
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"#87af5f",
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"#87af87",
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"#87afaf",
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"#87afd7",
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"#87afff",
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"#87d700",
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"#87d75f",
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"#87d787",
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"#87d7af",
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"#87d7d7",
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"#87d7ff",
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"#87ff00",
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"#87ff5f",
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"#87ff87",
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"#87ffaf",
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"#87ffd7",
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"#87ffff",
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"#af0000",
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"#af005f",
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"#af0087",
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"#af00af",
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"#af00d7",
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"#af00ff",
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"#af5f00",
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"#af5f5f",
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"#af5f87",
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"#af5faf",
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"#af5fd7",
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"#af5fff",
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"#af8700",
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"#af875f",
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"#af8787",
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"#af87af",
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"#af87d7",
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"#af87ff",
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"#afaf00",
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"#afaf5f",
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"#afaf87",
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"#afafaf",
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"#afafd7",
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"#afafff",
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"#afd700",
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"#afd75f",
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"#afd787",
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"#afd7af",
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"#afd7d7",
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"#afd7ff",
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"#afff00",
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"#afff5f",
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"#afff87",
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"#afffaf",
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"#afffd7",
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"#afffff",
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"#d70000",
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"#d7005f",
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"#d70087",
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"#d700af",
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"#d700d7",
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"#d700ff",
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"#d75f00",
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"#d75f5f",
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"#d75f87",
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"#d75faf",
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"#d75fd7",
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"#d75fff",
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"#d78700",
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"#d7875f",
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"#d78787",
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"#d787af",
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"#d787d7",
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"#d787ff",
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"#d7af00",
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"#d7af5f",
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"#d7af87",
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"#d7afaf",
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"#d7afd7",
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"#d7afff",
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"#d7d700",
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"#d7d75f",
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"#d7d787",
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"#d7d7af",
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"#d7d7d7",
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"#d7d7ff",
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"#d7ff00",
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"#d7ff5f",
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"#d7ff87",
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"#d7ffaf",
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"#d7ffd7",
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"#d7ffff",
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"#ff0000",
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"#ff005f",
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"#ff0087",
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"#ff00af",
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"#ff00d7",
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"#ff00ff",
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"#ff5f00",
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"#ff5f5f",
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"#ff5f87",
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"#ff5faf",
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"#ff5fd7",
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"#ff5fff",
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"#ff8700",
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"#ff875f",
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"#ff8787",
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"#ff87af",
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"#ff87d7",
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"#ff87ff",
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"#ffaf00",
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"#ffaf5f",
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"#ffaf87",
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"#ffafaf",
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"#ffafd7",
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"#ffafff",
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"#ffd700",
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"#ffd75f",
|
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"#ffd787",
|
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"#ffd7af",
|
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"#ffd7d7",
|
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"#ffd7ff",
|
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"#ffff00",
|
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"#ffff5f",
|
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"#ffff87",
|
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"#ffffaf",
|
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"#ffffd7",
|
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"#ffffff",
|
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"#080808",
|
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"#121212",
|
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"#1c1c1c",
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"#262626",
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"#303030",
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"#3a3a3a",
|
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"#444444",
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"#4e4e4e",
|
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"#585858",
|
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"#626262",
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"#6c6c6c",
|
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"#767676",
|
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"#808080",
|
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"#8a8a8a",
|
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"#949494",
|
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"#9e9e9e",
|
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"#a8a8a8",
|
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"#b2b2b2",
|
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"#bcbcbc",
|
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"#c6c6c6",
|
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"#d0d0d0",
|
|
"#dadada",
|
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"#e4e4e4",
|
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"#eeeeee",
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]
|
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if val < 0 or val >= len(arr):
|
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return ""
|
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else:
|
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return arr[val]
|
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|
|
|
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# Function to return special ANSI escapes like exit_attribute_mode
|
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g_special_escapes_dict = None
|
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|
|
|
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def get_special_ansi_escapes():
|
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global g_special_escapes_dict
|
|
if g_special_escapes_dict is None:
|
|
import curses
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|
|
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g_special_escapes_dict = {}
|
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curses.setupterm()
|
|
|
|
# Helper function to get a value for a tparm
|
|
def get_tparm(key):
|
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val = None
|
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key = curses.tigetstr(key)
|
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if key:
|
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val = curses.tparm(key)
|
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if val:
|
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val = val.decode("utf-8")
|
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return val
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|
|
|
# Just a few for now
|
|
g_special_escapes_dict["exit_attribute_mode"] = get_tparm("sgr0")
|
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g_special_escapes_dict["bold"] = get_tparm("bold")
|
|
g_special_escapes_dict["underline"] = get_tparm("smul")
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|
|
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return g_special_escapes_dict
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|
|
|
|
|
# Given a known ANSI escape sequence, convert it to HTML and append to the list
|
|
# Returns whether we have an open <span>
|
|
|
|
|
|
def append_html_for_ansi_escape(full_val, result, span_open):
|
|
# Strip off the initial \x1b[ and terminating m
|
|
val = full_val[2:-1]
|
|
|
|
# Helper function to close a span if it's open
|
|
def close_span():
|
|
if span_open:
|
|
result.append("</span>")
|
|
|
|
# term256 foreground color
|
|
match = re.match("38;5;(\d+)", val)
|
|
if match is not None:
|
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close_span()
|
|
html_color = html_color_for_ansi_color_index(int(match.group(1)))
|
|
result.append('<span style="color: ' + html_color + '">')
|
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return True # span now open
|
|
|
|
# term16 foreground color
|
|
if val in (str(x) for x in chain(range(90, 97), range(30, 38))):
|
|
close_span()
|
|
html_color = html_color_for_ansi_color_index(
|
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int(val) - (30 if int(val) < 90 else 82)
|
|
)
|
|
result.append('<span style="color: ' + html_color + '">')
|
|
return True # span now open
|
|
|
|
# Try special escapes
|
|
special_escapes = get_special_ansi_escapes()
|
|
if full_val == special_escapes["exit_attribute_mode"]:
|
|
close_span()
|
|
return False
|
|
|
|
# TODO We don't handle bold, underline, italics, dim, or reverse yet
|
|
|
|
# Do nothing on failure
|
|
return span_open
|
|
|
|
|
|
def strip_ansi(val):
|
|
# Make a half-assed effort to strip ANSI control sequences
|
|
# We assume that all such sequences start with 0x1b and end with m or ctrl-o,
|
|
# which catches most cases
|
|
return re.sub("\x1b[^m]*m\x0f?", "", val)
|
|
|
|
|
|
def ansi_prompt_line_width(val):
|
|
# Given an ANSI prompt, return the length of its longest line, as in the
|
|
# number of characters it takes up. Start by stripping off ANSI.
|
|
stripped_val = strip_ansi(val)
|
|
|
|
# Now count the longest line
|
|
return max([len(x) for x in stripped_val.split("\n")])
|
|
|
|
|
|
def ansi_to_html(val):
|
|
# Split us up by ANSI escape sequences. We want to catch not only the
|
|
# standard color codes, but also things like sgr0. Hence this lame check.
|
|
# Note that Python 2.6 doesn't have a flag param to re.split, so we have to
|
|
# compile it first.
|
|
reg = re.compile(
|
|
"""
|
|
( # Capture
|
|
\x1b # Escape
|
|
[^m]* # Zero or more non-'m's
|
|
m # Literal m terminates the sequence
|
|
\x0f? # HACK: A ctrl-o - this is how tmux' sgr0 ends
|
|
) # End capture
|
|
""",
|
|
re.VERBOSE,
|
|
)
|
|
separated = reg.split(val)
|
|
|
|
# We have to HTML escape the text and convert ANSI escapes into HTML
|
|
# Collect it all into this array
|
|
result = []
|
|
|
|
span_open = False
|
|
|
|
# Text is at even indexes, escape sequences at odd indexes
|
|
for i in range(len(separated)):
|
|
component = separated[i]
|
|
if i % 2 == 0:
|
|
# It's text, possibly empty
|
|
# Clean up other ANSI junk
|
|
result.append(escape_html(strip_ansi(component)))
|
|
else:
|
|
# It's an escape sequence. Close the previous escape.
|
|
span_open = append_html_for_ansi_escape(component, result, span_open)
|
|
|
|
# Close final escape
|
|
if span_open:
|
|
result.append("</span>")
|
|
|
|
# Remove empty elements
|
|
result = [x for x in result if x]
|
|
|
|
# Clean up empty spans, the nasty way
|
|
idx = len(result) - 1
|
|
while idx >= 1:
|
|
if result[idx] == "</span>" and result[idx - 1].startswith("<span"):
|
|
# Empty span, delete these two
|
|
result[idx - 1 : idx + 1] = []
|
|
idx = idx - 1
|
|
idx = idx - 1
|
|
|
|
return "".join(result)
|
|
|
|
|
|
class FishVar:
|
|
""" A class that represents a variable """
|
|
|
|
def __init__(self, name, value):
|
|
self.name = name
|
|
self.value = value
|
|
self.universal = False
|
|
self.exported = False
|
|
|
|
def get_json_obj(self):
|
|
# Return an array(3): name, value, flags
|
|
flags = []
|
|
if self.universal:
|
|
flags.append("universal")
|
|
if self.exported:
|
|
flags.append("exported")
|
|
return {"name": self.name, "value": self.value, "Flags": ", ".join(flags)}
|
|
|
|
|
|
class FishBinding:
|
|
"""A class that represents keyboard binding """
|
|
|
|
def __init__(self, command, raw_binding, readable_binding, description=None):
|
|
self.command = command
|
|
self.bindings = []
|
|
self.description = description
|
|
self.add_binding(raw_binding, readable_binding)
|
|
|
|
def add_binding(self, raw_binding, readable_binding):
|
|
for i in self.bindings:
|
|
if i["readable_binding"] == readable_binding:
|
|
i["raw_bindings"].append(raw_binding)
|
|
break
|
|
else:
|
|
self.bindings.append(
|
|
{"readable_binding": readable_binding, "raw_bindings": [raw_binding]}
|
|
)
|
|
|
|
def get_json_obj(self):
|
|
return {
|
|
"command": self.command,
|
|
"bindings": self.bindings,
|
|
"description": self.description,
|
|
}
|
|
|
|
|
|
class BindingParser:
|
|
""" Class to parse codes for bind command """
|
|
|
|
# TODO: What does snext and sprevious mean ?
|
|
readable_keys = {
|
|
"dc": "Delete",
|
|
"npage": "Page Up",
|
|
"ppage": "Page Down",
|
|
"sdc": "Shift Delete",
|
|
"shome": "Shift Home",
|
|
"left": "Left Arrow",
|
|
"right": "Right Arrow",
|
|
"up": "Up Arrow",
|
|
"down": "Down Arrow",
|
|
"sleft": "Shift Left",
|
|
"sright": "Shift Right",
|
|
"btab": "Shift Tab",
|
|
}
|
|
|
|
def set_buffer(self, buffer):
|
|
""" Sets code to parse """
|
|
|
|
self.buffer = buffer or b""
|
|
self.index = 0
|
|
|
|
def get_char(self):
|
|
""" Gets next character from buffer """
|
|
if self.index >= len(self.buffer):
|
|
return "\0"
|
|
c = self.buffer[self.index]
|
|
self.index += 1
|
|
return c
|
|
|
|
def unget_char(self):
|
|
""" Goes back by one character for parsing """
|
|
|
|
self.index -= 1
|
|
|
|
def end(self):
|
|
""" Returns true if reached end of buffer """
|
|
|
|
return self.index >= len(self.buffer)
|
|
|
|
def parse_control_sequence(self):
|
|
""" Parses terminal specifiec control sequences """
|
|
|
|
result = ""
|
|
c = self.get_char()
|
|
|
|
# \e0 is used to denote start of control sequence
|
|
if c == "O":
|
|
c = self.get_char()
|
|
|
|
# \[1\; is start of control sequence
|
|
if c == "1":
|
|
b = self.get_char()
|
|
c = self.get_char()
|
|
if b == "\\" and c == "~":
|
|
result += "Home"
|
|
elif c == ";":
|
|
c = self.get_char()
|
|
|
|
# 3 is Alt
|
|
if c == "3":
|
|
result += "ALT - "
|
|
c = self.get_char()
|
|
|
|
# \[4\~ is End
|
|
if c == "4":
|
|
b = self.get_char()
|
|
c = self.get_char()
|
|
if b == "\\" and c == "~":
|
|
result += "End"
|
|
|
|
# 5 is Ctrl
|
|
if c == "5":
|
|
result += "CTRL - "
|
|
c = self.get_char()
|
|
|
|
# 9 is Alt
|
|
if c == "9":
|
|
result += "ALT - "
|
|
c = self.get_char()
|
|
|
|
if c == "A":
|
|
result += "Up Arrow"
|
|
elif c == "B":
|
|
result += "Down Arrow"
|
|
elif c == "C":
|
|
result += "Right Arrow"
|
|
elif c == "D":
|
|
result += "Left Arrow"
|
|
elif c == "F":
|
|
result += "End"
|
|
elif c == "H":
|
|
result += "Home"
|
|
|
|
return result
|
|
|
|
def get_readable_binding(self):
|
|
""" Gets a readable representation of binding """
|
|
|
|
try:
|
|
result = BindingParser.readable_keys[self.buffer.lower()]
|
|
except KeyError:
|
|
result = self.parse_binding()
|
|
|
|
return result
|
|
|
|
def parse_binding(self):
|
|
readable_command = ""
|
|
result = ""
|
|
alt = ctrl = False
|
|
|
|
while not self.end():
|
|
c = self.get_char()
|
|
|
|
if c == "\\":
|
|
c = self.get_char()
|
|
if c == "e":
|
|
d = self.get_char()
|
|
if d == "O":
|
|
self.unget_char()
|
|
result += self.parse_control_sequence()
|
|
elif d == "\\":
|
|
if self.get_char() == "[":
|
|
result += self.parse_control_sequence()
|
|
else:
|
|
self.unget_char()
|
|
self.unget_char()
|
|
alt = True
|
|
elif d == "\0":
|
|
result += "ESC"
|
|
else:
|
|
alt = True
|
|
self.unget_char()
|
|
elif c == "c":
|
|
ctrl = True
|
|
elif c == "n":
|
|
result += "Enter"
|
|
elif c == "t":
|
|
result += "Tab"
|
|
elif c == "b":
|
|
result += "Backspace"
|
|
elif c.isalpha():
|
|
result += "\\" + c
|
|
else:
|
|
result += c
|
|
elif c == "\x7f":
|
|
result += "Backspace"
|
|
else:
|
|
result += c
|
|
if ctrl:
|
|
readable_command += "CTRL - "
|
|
if alt:
|
|
readable_command += "ALT - "
|
|
|
|
if result == "":
|
|
return "unknown-control-sequence"
|
|
|
|
return readable_command + result
|
|
|
|
|
|
class FishConfigTCPServer(SocketServer.TCPServer):
|
|
"""TCPServer that only accepts connections from localhost (IPv4/IPv6)."""
|
|
|
|
WHITELIST = set(["::1", "::ffff:127.0.0.1", "127.0.0.1"])
|
|
|
|
address_family = socket.AF_INET6 if socket.has_ipv6 else socket.AF_INET
|
|
|
|
def verify_request(self, request, client_address):
|
|
return client_address[0] in FishConfigTCPServer.WHITELIST
|
|
|
|
|
|
class FishConfigHTTPRequestHandler(SimpleHTTPServer.SimpleHTTPRequestHandler):
|
|
def write_to_wfile(self, txt):
|
|
self.wfile.write(txt.encode("utf-8"))
|
|
|
|
def do_get_colors(self):
|
|
# Looks for fish_color_*.
|
|
# Returns an array of lists [color_name, color_description, color_value]
|
|
result = []
|
|
|
|
# Make sure we return at least these
|
|
remaining = set(
|
|
[
|
|
"normal",
|
|
"error",
|
|
"command",
|
|
"end",
|
|
"param",
|
|
"comment",
|
|
"match",
|
|
"selection",
|
|
"search_match",
|
|
"operator",
|
|
"escape",
|
|
"quote",
|
|
"redirection",
|
|
"valid_path",
|
|
"autosuggestion" "user",
|
|
"host",
|
|
"cancel",
|
|
]
|
|
)
|
|
|
|
# Here are our color descriptions
|
|
descriptions = {
|
|
"normal": "Default text",
|
|
"command": "Ordinary commands",
|
|
"quote": "Text within quotes",
|
|
"redirection": "Like | and >",
|
|
"end": "Like ; and &",
|
|
"error": "Potential errors",
|
|
"param": "Command parameters",
|
|
"comment": "Comments start with #",
|
|
"match": "Matching parenthesis",
|
|
"selection": "Selected text",
|
|
"search_match": "History searching",
|
|
"history_current": "Directory history",
|
|
"operator": "Like * and ~",
|
|
"escape": "Escapes like \\n",
|
|
"cwd": "Current directory",
|
|
"cwd_root": "cwd for root user",
|
|
"valid_path": "Valid paths",
|
|
"autosuggestion": "Suggested completion",
|
|
"user": "Username in the prompt",
|
|
"host": "Hostname in the prompt",
|
|
"cancel": "The ^C cancel indicator",
|
|
}
|
|
|
|
out, err = run_fish_cmd("set -L")
|
|
for line in out.split("\n"):
|
|
|
|
for match in re.finditer(r"^fish_color_(\S+) ?(.*)", line):
|
|
color_name, color_value = [x.strip() for x in match.group(1, 2)]
|
|
color_desc = descriptions.get(color_name, "")
|
|
data = {"name": color_name, "description": color_desc}
|
|
data.update(parse_color(color_value))
|
|
result.append(data)
|
|
remaining.discard(color_name)
|
|
|
|
# Sort our result (by their keys)
|
|
result.sort(key=operator.itemgetter("name"))
|
|
|
|
# Ensure that we have all the color names we know about, so that if the
|
|
# user deletes one he can still set it again via the web interface
|
|
for color_name in remaining:
|
|
color_desc = descriptions.get(color_name, "")
|
|
result.append([color_name, color_desc, parse_color("")])
|
|
|
|
return result
|
|
|
|
def do_get_functions(self):
|
|
out, err = run_fish_cmd("functions")
|
|
out = out.strip()
|
|
|
|
# Not sure why fish sometimes returns this with newlines
|
|
if "\n" in out:
|
|
return out.split("\n")
|
|
else:
|
|
return out.strip().split(", ")
|
|
|
|
def do_get_variable_names(self, cmd):
|
|
" Given a command like 'set -U' return all the variable names "
|
|
out, err = run_fish_cmd(cmd)
|
|
return out.split("\n")
|
|
|
|
def do_get_variables(self):
|
|
out, err = run_fish_cmd("set -L")
|
|
|
|
# Put all the variables into a dictionary
|
|
vars = {}
|
|
for line in out.split("\n"):
|
|
comps = line.split(" ", 1)
|
|
if len(comps) < 2:
|
|
continue
|
|
fish_var = FishVar(comps[0], comps[1])
|
|
vars[fish_var.name] = fish_var
|
|
|
|
# Mark universal variables. L means don't abbreviate.
|
|
for name in self.do_get_variable_names("set -nUL"):
|
|
if name in vars:
|
|
vars[name].universal = True
|
|
# Mark exported variables. L means don't abbreviate.
|
|
for name in self.do_get_variable_names("set -nxL"):
|
|
if name in vars:
|
|
vars[name].exported = True
|
|
|
|
return [
|
|
vars[key].get_json_obj()
|
|
for key in sorted(vars.keys(), key=lambda x: x.lower())
|
|
]
|
|
|
|
def do_get_bindings(self):
|
|
""" Get key bindings """
|
|
|
|
# Running __fish_config_interactive print fish greeting and
|
|
# loads key bindings
|
|
greeting, err = run_fish_cmd(" __fish_config_interactive")
|
|
|
|
# Load the key bindings and then list them with bind
|
|
out, err = run_fish_cmd("__fish_config_interactive; bind")
|
|
|
|
# Remove fish greeting from output
|
|
out = out[len(greeting) :]
|
|
|
|
# Put all the bindings into a list
|
|
bindings = []
|
|
command_to_binding = {}
|
|
binding_parser = BindingParser()
|
|
|
|
for line in out.split("\n"):
|
|
comps = line.split(" ", 2)
|
|
|
|
# If we don't have "bind", a sequence and a mapping,
|
|
# it's not a valid binding.
|
|
if len(comps) < 3:
|
|
continue
|
|
|
|
# Store the "--preset" value for later
|
|
if comps[1] == "--preset":
|
|
preset = True
|
|
# There's possibly a way to do this faster, but it's not important.
|
|
comps = line.split(" ", 3)[1:]
|
|
elif comps[1] == "--user":
|
|
preset = False
|
|
comps = line.split(" ", 3)[1:]
|
|
# Check again if we removed the level.
|
|
if len(comps) < 3:
|
|
continue
|
|
|
|
if comps[1] == "-k":
|
|
key_name, command = comps[2].split(" ", 1)
|
|
binding_parser.set_buffer(key_name.capitalize())
|
|
else:
|
|
key_name = None
|
|
command = comps[2]
|
|
binding_parser.set_buffer(comps[1])
|
|
|
|
if command in bindings_blacklist:
|
|
continue
|
|
|
|
readable_binding = binding_parser.get_readable_binding()
|
|
if command in command_to_binding:
|
|
fish_binding = command_to_binding[command]
|
|
fish_binding.add_binding(line, readable_binding)
|
|
else:
|
|
fish_binding = FishBinding(command, line, readable_binding)
|
|
bindings.append(fish_binding)
|
|
command_to_binding[command] = fish_binding
|
|
|
|
return [binding.get_json_obj() for binding in bindings]
|
|
|
|
def do_get_history(self):
|
|
# Use NUL to distinguish between history items.
|
|
out, err = run_fish_cmd("builtin history -z")
|
|
result = out.split("\0")
|
|
if result:
|
|
result.pop() # trim off the trailing element
|
|
return result
|
|
|
|
def do_get_color_for_variable(self, name):
|
|
# Return the color with the given name, or the empty string if there is
|
|
# none.
|
|
out, err = run_fish_cmd("echo -n $" + name)
|
|
return out
|
|
|
|
def do_set_color_for_variable(
|
|
self, name, color, background_color, bold, underline, italics, dim, reverse
|
|
):
|
|
"Sets a color for a fish color name, like 'autosuggestion'"
|
|
if not color:
|
|
color = "normal"
|
|
varname = "fish_color_" + name
|
|
# If the name already starts with "fish_", use it as the varname
|
|
# This is needed for 'fish_pager_color' vars.
|
|
if name.startswith("fish_"):
|
|
varname = name
|
|
# TODO: Check if the varname is allowable.
|
|
command = "set -U " + varname
|
|
if color:
|
|
command += " " + color
|
|
if background_color:
|
|
command += " --background=" + background_color
|
|
if bold:
|
|
command += " --bold"
|
|
if underline:
|
|
command += " --underline"
|
|
if italics:
|
|
command += " --italics"
|
|
if dim:
|
|
command += " --dim"
|
|
if reverse:
|
|
command += " --reverse"
|
|
|
|
out, err = run_fish_cmd(command)
|
|
return out
|
|
|
|
def do_get_function(self, func_name):
|
|
out, err = run_fish_cmd("functions " + func_name + " | fish_indent --html")
|
|
return out
|
|
|
|
def do_delete_history_item(self, history_item_text):
|
|
# It's really lame that we always return success here
|
|
cmd = (
|
|
"builtin history delete --case-sensitive --exact -- %s; builtin history save"
|
|
% escape_fish_cmd(history_item_text)
|
|
)
|
|
out, err = run_fish_cmd(cmd)
|
|
return True
|
|
|
|
def do_set_prompt_function(self, prompt_func):
|
|
cmd = prompt_func + "\n" + "funcsave fish_prompt"
|
|
out, err = run_fish_cmd(cmd)
|
|
return len(err) == 0
|
|
|
|
def do_get_prompt(self, command_to_run, prompt_function_text, extras_dict):
|
|
# Return the prompt output by the given command
|
|
prompt_demo_ansi, err = run_fish_cmd(command_to_run)
|
|
prompt_demo_html = ansi_to_html(prompt_demo_ansi)
|
|
prompt_demo_font_size = self.font_size_for_ansi_prompt(prompt_demo_ansi)
|
|
result = {
|
|
"function": prompt_function_text,
|
|
"demo": prompt_demo_html,
|
|
"font_size": prompt_demo_font_size,
|
|
}
|
|
if extras_dict:
|
|
result.update(extras_dict)
|
|
return result
|
|
|
|
def do_get_current_prompt(self):
|
|
# Return the current prompt. We run 'false' to demonstrate how the
|
|
# prompt shows the command status (#1624).
|
|
prompt_func, err = run_fish_cmd("functions fish_prompt")
|
|
result = self.do_get_prompt(
|
|
'builtin cd "' + initial_wd + '" ; false ; fish_prompt',
|
|
prompt_func.strip(),
|
|
{"name": "Current"},
|
|
)
|
|
return result
|
|
|
|
def do_get_sample_prompt(self, text, extras_dict):
|
|
# Return the prompt you get from the given text. Extras_dict is a
|
|
# dictionary whose values get merged in. We run 'false' to demonstrate
|
|
# how the prompt shows the command status (#1624)
|
|
cmd = text + '\n builtin cd "' + initial_wd + '" \n false \n fish_prompt\n'
|
|
return self.do_get_prompt(cmd, text.strip(), extras_dict)
|
|
|
|
def parse_one_sample_prompt_hash(self, line, result_dict):
|
|
# Allow us to skip whitespace, etc.
|
|
if not line:
|
|
return True
|
|
if line.isspace():
|
|
return True
|
|
|
|
# Parse a comment hash like '# name: Classic'
|
|
match = re.match(r"#\s*(\w+?): (.+)", line, re.IGNORECASE)
|
|
if match:
|
|
key = match.group(1).strip()
|
|
value = match.group(2).strip()
|
|
result_dict[key] = value
|
|
return True
|
|
# Skip other hash comments
|
|
return line.startswith("#")
|
|
|
|
def read_one_sample_prompt(self, path):
|
|
try:
|
|
with open(path, "rb") as fd:
|
|
extras_dict = {}
|
|
# Read one sample prompt from fd
|
|
function_lines = []
|
|
parsing_hashes = True
|
|
unicode_lines = (line.decode("utf-8") for line in fd)
|
|
for line in unicode_lines:
|
|
# Parse hashes until parse_one_sample_prompt_hash return
|
|
# False.
|
|
if parsing_hashes:
|
|
parsing_hashes = self.parse_one_sample_prompt_hash(
|
|
line, extras_dict
|
|
)
|
|
# Maybe not we're not parsing hashes, or maybe we already
|
|
# were not.
|
|
if not parsing_hashes:
|
|
function_lines.append(line)
|
|
func = "".join(function_lines).strip()
|
|
result = self.do_get_sample_prompt(func, extras_dict)
|
|
return result
|
|
except IOError:
|
|
# Ignore unreadable files, etc.
|
|
return None
|
|
|
|
def do_get_sample_prompts_list(self):
|
|
pool = multiprocessing.pool.ThreadPool(processes=8)
|
|
|
|
# Kick off the "Current" meta-sample
|
|
current_metasample_async = pool.apply_async(self.do_get_current_prompt)
|
|
|
|
# Read all of the prompts in sample_prompts
|
|
paths = glob.iglob("sample_prompts/*.fish")
|
|
sample_results = pool.map(self.read_one_sample_prompt, paths, 1)
|
|
|
|
# Finish up
|
|
result = []
|
|
result.append(current_metasample_async.get())
|
|
result.extend([r for r in sample_results if r])
|
|
return result
|
|
|
|
def do_get_abbreviations(self):
|
|
# Example abbreviation line:
|
|
# abbr -a -U -- ls 'ls -a'
|
|
result = []
|
|
out, err = run_fish_cmd("abbr --show")
|
|
for line in out.rstrip().split("\n"):
|
|
if not line:
|
|
continue
|
|
_, abbr = line.split(" -- ", 1)
|
|
word, phrase = abbr.split(" ", 1)
|
|
result.append({"word": word, "phrase": phrase})
|
|
return result
|
|
|
|
def do_remove_abbreviation(self, abbreviation):
|
|
out, err = run_fish_cmd("abbr --erase %s" % abbreviation["word"])
|
|
if err:
|
|
return err
|
|
else:
|
|
return None
|
|
|
|
def do_save_abbreviation(self, abbreviation):
|
|
out, err = run_fish_cmd(
|
|
"abbr --add '%s' '%s'" % (abbreviation["word"], abbreviation["phrase"])
|
|
)
|
|
if err:
|
|
return err
|
|
else:
|
|
return None
|
|
|
|
def secure_startswith(self, haystack, needle):
|
|
if len(haystack) < len(needle):
|
|
return False
|
|
bits = 0
|
|
for x, y in zip(haystack, needle):
|
|
bits |= ord(x) ^ ord(y)
|
|
return bits == 0
|
|
|
|
def font_size_for_ansi_prompt(self, prompt_demo_ansi):
|
|
width = ansi_prompt_line_width(prompt_demo_ansi)
|
|
# Pick a font size
|
|
if width >= 70:
|
|
font_size = "8pt"
|
|
if width >= 60:
|
|
font_size = "10pt"
|
|
elif width >= 50:
|
|
font_size = "11pt"
|
|
elif width >= 40:
|
|
font_size = "13pt"
|
|
elif width >= 30:
|
|
font_size = "15pt"
|
|
elif width >= 25:
|
|
font_size = "16pt"
|
|
elif width >= 20:
|
|
font_size = "17pt"
|
|
else:
|
|
font_size = "18pt"
|
|
return font_size
|
|
|
|
def do_GET(self):
|
|
p = self.path
|
|
|
|
authpath = "/" + authkey
|
|
if self.secure_startswith(p, authpath):
|
|
p = p[len(authpath) :]
|
|
else:
|
|
return self.send_error(403)
|
|
self.path = p
|
|
|
|
if p == "/colors/":
|
|
output = self.do_get_colors()
|
|
elif p == "/functions/":
|
|
output = self.do_get_functions()
|
|
elif p == "/variables/":
|
|
output = self.do_get_variables()
|
|
elif p == "/history/":
|
|
# start = time.time()
|
|
output = self.do_get_history()
|
|
# end = time.time()
|
|
# print "History: ", end - start
|
|
elif p == "/sample_prompts/":
|
|
output = self.do_get_sample_prompts_list()
|
|
elif re.match(r"/color/(\w+)/", p):
|
|
name = re.match(r"/color/(\w+)/", p).group(1)
|
|
output = self.do_get_color_for_variable(name)
|
|
elif p == "/bindings/":
|
|
output = self.do_get_bindings()
|
|
elif p == "/abbreviations/":
|
|
output = self.do_get_abbreviations()
|
|
else:
|
|
return SimpleHTTPServer.SimpleHTTPRequestHandler.do_GET(self)
|
|
|
|
# Return valid output
|
|
self.send_response(200)
|
|
self.send_header("Content-type", "application/json")
|
|
self.end_headers()
|
|
self.write_to_wfile("\n")
|
|
|
|
# Output JSON
|
|
self.write_to_wfile(json.dumps(output))
|
|
|
|
def do_POST(self):
|
|
p = self.path
|
|
|
|
authpath = "/" + authkey
|
|
if self.secure_startswith(p, authpath):
|
|
p = p[len(authpath) :]
|
|
else:
|
|
return self.send_error(403)
|
|
self.path = p
|
|
|
|
ctype, pdict = cgi.parse_header(self.headers["content-type"])
|
|
|
|
if ctype == "multipart/form-data":
|
|
postvars = cgi.parse_multipart(self.rfile, pdict)
|
|
elif ctype == "application/x-www-form-urlencoded":
|
|
length = int(self.headers["content-length"])
|
|
url_str = self.rfile.read(length).decode("utf-8")
|
|
postvars = parse_qs(url_str, keep_blank_values=1)
|
|
elif ctype == "application/json":
|
|
length = int(self.headers["content-length"])
|
|
url_str = self.rfile.read(length).decode(pdict["charset"])
|
|
postvars = json.loads(url_str)
|
|
else:
|
|
postvars = {}
|
|
|
|
if p == "/set_color/":
|
|
what = postvars.get("what")
|
|
color = postvars.get("color")
|
|
background_color = postvars.get("background_color")
|
|
bold = postvars.get("bold")
|
|
italics = postvars.get("italics")
|
|
reverse = postvars.get("reverse")
|
|
dim = postvars.get("dim")
|
|
underline = postvars.get("underline")
|
|
|
|
if what:
|
|
# Not sure why we get lists here?
|
|
output = self.do_set_color_for_variable(
|
|
what[0],
|
|
color[0],
|
|
background_color[0],
|
|
parse_bool(bold[0]),
|
|
parse_bool(underline[0]),
|
|
parse_bool(italics[0]),
|
|
parse_bool(dim[0]),
|
|
parse_bool(reverse[0]),
|
|
)
|
|
else:
|
|
output = "Bad request"
|
|
elif p == "/get_function/":
|
|
what = postvars.get("what")
|
|
output = [self.do_get_function(what[0])]
|
|
elif p == "/delete_history_item/":
|
|
what = postvars.get("what")
|
|
if self.do_delete_history_item(what[0]):
|
|
output = ["OK"]
|
|
else:
|
|
output = ["Unable to delete history item"]
|
|
elif p == "/set_prompt/":
|
|
what = postvars.get("fish_prompt")
|
|
if self.do_set_prompt_function(what):
|
|
output = ["OK"]
|
|
else:
|
|
output = ["Unable to set prompt"]
|
|
elif p == "/save_abbreviation/":
|
|
errmsg = self.do_save_abbreviation(postvars)
|
|
if errmsg:
|
|
output = [errmsg]
|
|
else:
|
|
output = ["OK"]
|
|
elif p == "/remove_abbreviation/":
|
|
errmsg = self.do_remove_abbreviation(postvars)
|
|
if errmsg:
|
|
output = [errmsg]
|
|
else:
|
|
output = ["OK"]
|
|
else:
|
|
return self.send_error(404)
|
|
|
|
# Return valid output
|
|
self.send_response(200)
|
|
self.send_header("Content-type", "application/json")
|
|
self.end_headers()
|
|
self.write_to_wfile("\n")
|
|
|
|
# Output JSON
|
|
self.write_to_wfile(json.dumps(output))
|
|
|
|
def log_request(self, code="-", size="-"):
|
|
""" Disable request logging """
|
|
pass
|
|
|
|
def log_error(self, format, *args):
|
|
if format == "code %d, message %s":
|
|
# This appears to be a send_error() message
|
|
# We want to include the path
|
|
(code, msg) = args
|
|
format = "code %d, message %s, path %s"
|
|
args = (code, msg, self.path)
|
|
SimpleHTTPServer.SimpleHTTPRequestHandler.log_error(self, format, *args)
|
|
|
|
|
|
redirect_template_html = """
|
|
<!DOCTYPE html>
|
|
<html>
|
|
<head>
|
|
<meta http-equiv="refresh" content="0;URL='%s'" />
|
|
</head>
|
|
<body>
|
|
<p><a href="%s">Start the Fish Web config</a></p>
|
|
</body>
|
|
</html>
|
|
"""
|
|
|
|
# find fish
|
|
fish_bin_dir = os.environ.get("__fish_bin_dir")
|
|
fish_bin_path = None
|
|
if not fish_bin_dir:
|
|
print("The $__fish_bin_dir environment variable is not set. " "Looking in $PATH...")
|
|
# distutils.spawn is terribly broken, because it looks in wd before PATH,
|
|
# and doesn't actually validate that the file is even executable
|
|
for p in os.environ["PATH"].split(os.pathsep):
|
|
proposed_path = os.path.join(p, "fish")
|
|
if os.access(proposed_path, os.X_OK):
|
|
fish_bin_path = proposed_path
|
|
break
|
|
if not fish_bin_path:
|
|
print("fish could not be found. Is fish installed correctly?")
|
|
sys.exit(-1)
|
|
else:
|
|
print("fish found at '%s'" % fish_bin_path)
|
|
|
|
else:
|
|
fish_bin_path = os.path.join(fish_bin_dir, "fish")
|
|
|
|
if not os.access(fish_bin_path, os.X_OK):
|
|
print(
|
|
"fish could not be executed at path '%s'. "
|
|
"Is fish installed correctly?" % fish_bin_path
|
|
)
|
|
sys.exit(-1)
|
|
FISH_BIN_PATH = fish_bin_path
|
|
|
|
# We want to show the demo prompts in the directory from which this was invoked,
|
|
# so get the current working directory
|
|
initial_wd = os.getcwd()
|
|
|
|
# Make sure that the working directory is the one that contains the script
|
|
# server file, because the document root is the working directory.
|
|
where = os.path.dirname(sys.argv[0])
|
|
os.chdir(where)
|
|
|
|
# Generate a 16-byte random key as a hexadecimal string
|
|
authkey = binascii.b2a_hex(os.urandom(16)).decode("ascii")
|
|
|
|
# Try to find a suitable port
|
|
PORT = 8000
|
|
HOST = "::" if socket.has_ipv6 else "localhost"
|
|
while PORT <= 9000:
|
|
try:
|
|
Handler = FishConfigHTTPRequestHandler
|
|
httpd = FishConfigTCPServer((HOST, PORT), Handler)
|
|
# Success
|
|
break
|
|
except socket.error:
|
|
err_type, err_value = sys.exc_info()[:2]
|
|
# str(err_value) handles Python3 correctly
|
|
if "Address already in use" not in str(err_value):
|
|
print(str(err_value))
|
|
break
|
|
PORT += 1
|
|
|
|
if PORT > 9000:
|
|
# Nobody say it
|
|
print("Unable to find an open port between 8000 and 9000")
|
|
sys.exit(-1)
|
|
|
|
# Get any initial tab (functions, colors, etc)
|
|
# Just look at the first letter
|
|
initial_tab = ""
|
|
if len(sys.argv) > 1:
|
|
for tab in [
|
|
"functions",
|
|
"prompt",
|
|
"colors",
|
|
"variables",
|
|
"history",
|
|
"bindings",
|
|
"abbreviations",
|
|
]:
|
|
if tab.startswith(sys.argv[1]):
|
|
initial_tab = "#" + tab
|
|
break
|
|
|
|
url = "http://localhost:%d/%s/%s" % (PORT, authkey, initial_tab)
|
|
|
|
# Create temporary file to hold redirect to real server. This prevents exposing
|
|
# the URL containing the authentication key on the command line (see
|
|
# CVE-2014-2914 or https://github.com/fish-shell/fish-shell/issues/1438).
|
|
if "XDG_CACHE_HOME" in os.environ:
|
|
dirname = os.path.expanduser(os.path.expandvars("$XDG_CACHE_HOME/fish/"))
|
|
else:
|
|
dirname = os.path.expanduser("~/.cache/fish/")
|
|
|
|
os.umask(0o0077)
|
|
try:
|
|
os.makedirs(dirname, 0o0700)
|
|
except OSError as e:
|
|
if e.errno == 17:
|
|
pass
|
|
else:
|
|
raise e
|
|
|
|
randtoken = "".join(
|
|
random.choice(string.ascii_uppercase + string.digits) for _ in range(6)
|
|
)
|
|
filename = dirname + "web_config-%s.html" % randtoken
|
|
|
|
f = open(filename, "w")
|
|
f.write(redirect_template_html % (url, url))
|
|
f.close()
|
|
|
|
# Open temporary file as URL
|
|
# Use open on macOS >= 10.12.5 to work around #4035.
|
|
fileurl = "file://" + filename
|
|
|
|
esc = get_special_ansi_escapes()
|
|
print(
|
|
"Web config started at %s%s%s"
|
|
% (esc["underline"], fileurl, esc["exit_attribute_mode"])
|
|
)
|
|
print("%sHit ENTER to stop.%s" % (esc["bold"], esc["exit_attribute_mode"]))
|
|
|
|
if isMacOS10_12_5_OrLater():
|
|
subprocess.check_call(["open", fileurl])
|
|
elif is_wsl():
|
|
subprocess.call(["cmd.exe", "/c", "start %s" % url])
|
|
else:
|
|
webbrowser.open(fileurl)
|
|
|
|
# Select on stdin and httpd
|
|
stdin_no = sys.stdin.fileno()
|
|
try:
|
|
while True:
|
|
ready_read = select.select([sys.stdin.fileno(), httpd.fileno()], [], [])
|
|
if ready_read[0][0] < 1:
|
|
print("Shutting down.")
|
|
# Consume the newline so it doesn't get printed by the caller
|
|
sys.stdin.readline()
|
|
break
|
|
else:
|
|
httpd.handle_request()
|
|
except KeyboardInterrupt:
|
|
print("\nShutting down.")
|
|
|
|
# Clean up temporary file
|
|
os.remove(filename)
|