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webconfig.py
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webconfig.py
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#!/usr/bin/env python
from __future__ import unicode_literals
from __future__ import print_function
import binascii
import cgi
import glob
import multiprocessing.pool
import operator
import os
import random
import re
import select
import socket
import string
import subprocess
import sys
import webbrowser
FISH_BIN_PATH = False # will be set later
IS_PY2 = sys.version_info[0] == 2
if IS_PY2:
import SimpleHTTPServer
import SocketServer
from urlparse import parse_qs
else:
import http.server as SimpleHTTPServer
import socketserver as SocketServer
from urllib.parse import parse_qs
# Disable CLI web browsers
term = os.environ.pop('TERM', None)
if term:
os.environ['TERM'] = term
try:
import json
except ImportError:
import simplejson as json
def run_fish_cmd(text):
# Ensure that fish is using UTF-8.
ctype = os.environ.get("LC_ALL", os.environ.get("LC_CTYPE",
os.environ.get("LANG")))
env = None
if ctype is None or re.search(r"\.utf-?8$", ctype, flags=re.I) is None:
# override LC_CTYPE with en_US.UTF-8
# We're assuming this locale exists.
# Fish makes the same assumption in config.fish
env = os.environ.copy()
env.update(LC_CTYPE="en_US.UTF-8", LANG="en_US.UTF-8")
p = subprocess.Popen([FISH_BIN_PATH], stdin=subprocess.PIPE,
stdout=subprocess.PIPE, stderr=subprocess.PIPE,
env=env)
out, err = p.communicate(text.encode('utf-8'))
out = out.decode('utf-8', 'replace')
err = err.decode('utf-8', 'replace')
return out, err
def escape_fish_cmd(text):
# Replace one backslash with two, and single quotes with backslash-quote
escaped = text.replace('\\', '\\\\').replace("'", "\\'")
return "'" + escaped + "'"
named_colors = {
'black': '000000', 'red': '800000', 'green': '008000', 'brown': '725000',
'yellow': '808000', 'blue': '000080', 'magenta': '800080',
'purple': '800080', 'cyan': '008080', 'grey': 'e5e5e5', 'brgrey': '555555',
'white': 'c0c0c0', 'brblack': '808080', 'brred': 'ff0000',
'brgreen': '00ff00', 'brbrown': 'ffff00', 'bryellow': 'ffff00',
'brblue': '0000ff', 'brmagenta': 'ff00ff', 'brpurple': 'ff00ff',
'brcyan': '00ffff', 'brwhite': 'ffffff'
}
bindings_blacklist = set(["self-insert", "'begin;end'"])
def parse_one_color(comp):
""" A basic function to parse a single color value like 'FFA000' """
if comp in named_colors:
# Named color
return named_colors[comp]
elif (re.match(r"[0-9a-fA-F]{3}", comp) is not None or
re.match(r"[0-9a-fA-F]{6}", comp) is not None):
# Hex color
return comp
else:
# Unknown
return ''
def better_color(c1, c2):
""" Indicate which color is "better", i.e. prefer term256 colors """
if not c2:
return c1
if not c1:
return c2
if c1 == 'normal':
return c2
if c2 == 'normal':
return c1
if c2 in named_colors:
return c1
if c1 in named_colors:
return c2
return c1
def parse_color(color_str):
""" A basic function to parse a color string, for example, 'red' '--bold'.
"""
comps = color_str.split(' ')
color = 'normal'
background_color = ''
bold, underline = False, False
for comp in comps:
# Remove quotes
comp = comp.strip("'\" ")
if comp == '--bold':
bold = True
elif comp == '--underline':
underline = True
elif comp.startswith('--background='):
# Background color
background_color = better_color(
background_color, parse_one_color(comp[len('--background='):]))
else:
# Regular color
color = better_color(color, parse_one_color(comp))
return {"color": color, "background": background_color, "bold": bold,
"underline": underline}
def parse_bool(val):
val = val.lower()
if val.startswith('f') or val.startswith('0'):
return False
if val.startswith('t') or val.startswith('1'):
return True
return bool(val)
def html_color_for_ansi_color_index(val):
arr = ['black', '#AA0000', '#00AA00', '#AA5500', '#0000AA', '#AA00AA',
'#00AAAA', '#AAAAAA', '#555555', '#FF5555', '#55FF55', '#FFFF55',
'#5555FF', '#FF55FF', '#55FFFF', 'white', '#000000', '#00005f',
'#000087', '#0000af', '#0000d7', '#0000ff', '#005f00', '#005f5f',
'#005f87', '#005faf', '#005fd7', '#005fff', '#008700', '#00875f',
'#008787', '#0087af', '#0087d7', '#0087ff', '#00af00', '#00af5f',
'#00af87', '#00afaf', '#00afd7', '#00afff', '#00d700', '#00d75f',
'#00d787', '#00d7af', '#00d7d7', '#00d7ff', '#00ff00', '#00ff5f',
'#00ff87', '#00ffaf', '#00ffd7', '#00ffff', '#5f0000', '#5f005f',
'#5f0087', '#5f00af', '#5f00d7', '#5f00ff', '#5f5f00', '#5f5f5f',
'#5f5f87', '#5f5faf', '#5f5fd7', '#5f5fff', '#5f8700', '#5f875f',
'#5f8787', '#5f87af', '#5f87d7', '#5f87ff', '#5faf00', '#5faf5f',
'#5faf87', '#5fafaf', '#5fafd7', '#5fafff', '#5fd700', '#5fd75f',
'#5fd787', '#5fd7af', '#5fd7d7', '#5fd7ff', '#5fff00', '#5fff5f',
'#5fff87', '#5fffaf', '#5fffd7', '#5fffff', '#870000', '#87005f',
'#870087', '#8700af', '#8700d7', '#8700ff', '#875f00', '#875f5f',
'#875f87', '#875faf', '#875fd7', '#875fff', '#878700', '#87875f',
'#878787', '#8787af', '#8787d7', '#8787ff', '#87af00', '#87af5f',
'#87af87', '#87afaf', '#87afd7', '#87afff', '#87d700', '#87d75f',
'#87d787', '#87d7af', '#87d7d7', '#87d7ff', '#87ff00', '#87ff5f',
'#87ff87', '#87ffaf', '#87ffd7', '#87ffff', '#af0000', '#af005f',
'#af0087', '#af00af', '#af00d7', '#af00ff', '#af5f00', '#af5f5f',
'#af5f87', '#af5faf', '#af5fd7', '#af5fff', '#af8700', '#af875f',
'#af8787', '#af87af', '#af87d7', '#af87ff', '#afaf00', '#afaf5f',
'#afaf87', '#afafaf', '#afafd7', '#afafff', '#afd700', '#afd75f',
'#afd787', '#afd7af', '#afd7d7', '#afd7ff', '#afff00', '#afff5f',
'#afff87', '#afffaf', '#afffd7', '#afffff', '#d70000', '#d7005f',
'#d70087', '#d700af', '#d700d7', '#d700ff', '#d75f00', '#d75f5f',
'#d75f87', '#d75faf', '#d75fd7', '#d75fff', '#d78700', '#d7875f',
'#d78787', '#d787af', '#d787d7', '#d787ff', '#d7af00', '#d7af5f',
'#d7af87', '#d7afaf', '#d7afd7', '#d7afff', '#d7d700', '#d7d75f',
'#d7d787', '#d7d7af', '#d7d7d7', '#d7d7ff', '#d7ff00', '#d7ff5f',
'#d7ff87', '#d7ffaf', '#d7ffd7', '#d7ffff', '#ff0000', '#ff005f',
'#ff0087', '#ff00af', '#ff00d7', '#ff00ff', '#ff5f00', '#ff5f5f',
'#ff5f87', '#ff5faf', '#ff5fd7', '#ff5fff', '#ff8700', '#ff875f',
'#ff8787', '#ff87af', '#ff87d7', '#ff87ff', '#ffaf00', '#ffaf5f',
'#ffaf87', '#ffafaf', '#ffafd7', '#ffafff', '#ffd700', '#ffd75f',
'#ffd787', '#ffd7af', '#ffd7d7', '#ffd7ff', '#ffff00', '#ffff5f',
'#ffff87', '#ffffaf', '#ffffd7', '#ffffff', '#080808', '#121212',
'#1c1c1c', '#262626', '#303030', '#3a3a3a', '#444444', '#4e4e4e',
'#585858', '#626262', '#6c6c6c', '#767676', '#808080', '#8a8a8a',
'#949494', '#9e9e9e', '#a8a8a8', '#b2b2b2', '#bcbcbc', '#c6c6c6',
'#d0d0d0', '#dadada', '#e4e4e4', '#eeeeee']
if val < 0 or val >= len(arr):
return ''
else:
return arr[val]
# Function to return special ANSI escapes like exit_attribute_mode
g_special_escapes_dict = None
def get_special_ansi_escapes():
global g_special_escapes_dict
if g_special_escapes_dict is None:
import curses
g_special_escapes_dict = {}
curses.setupterm()
# Helper function to get a value for a tparm
def get_tparm(key):
val = None
key = curses.tigetstr("sgr0")
if key:
val = curses.tparm(key)
if val:
val = val.decode('utf-8')
return val
# Just a few for now
g_special_escapes_dict['exit_attribute_mode'] = get_tparm('sgr0')
g_special_escapes_dict['bold'] = get_tparm('bold')
g_special_escapes_dict['underline'] = get_tparm('smul')
return g_special_escapes_dict
# 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:
close_span()
html_color = html_color_for_ansi_color_index(int(match.group(1)))
result.append('<span style="color: ' + html_color + '">')
return True # span now open
# term8 foreground color
if val in [str(x) for x in range(30, 38)]:
close_span()
html_color = html_color_for_ansi_color_index(int(val) - 30)
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
# We don't handle bold or underline 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,
# which catches most cases
return re.sub("\x1b[^m]*m", '', 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]+ # One or more non-'m's
m # Literal m terminates the sequence
) # 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(cgi.escape(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',
'search_match',
'operator',
'escape',
'quote',
'redirection',
'valid_path',
'autosuggestion'
])
# 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',
'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'
}
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 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 \x1e ("record separator") to distinguish between history items.
# The first backslash is so Python passes one backslash to fish.
out, err = run_fish_cmd('for val in $history; echo -n $val \\x1e; end')
result = out.split(' \x1e')
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):
if not color:
color = 'normal'
"Sets a color for a fish color name, like 'autosuggestion'"
command = 'set -U fish_color_' + name
if color:
command += ' ' + color
if background_color:
command += ' --background=' + background_color
if bold:
command += ' --bold'
if underline:
command += ' --underline'
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 --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):
out, err = run_fish_cmd('echo -n -s $fish_user_abbreviations\x1e')
lines = (x for x in out.rstrip().split('\x1e'))
abbrs = (re.split('[ =]', x, maxsplit=1) for x in lines if x)
result = [{'word': x, 'phrase': y} for x, y in abbrs]
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')
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]))
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))