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paste.py
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112 lines (91 loc) · 3.94 KB
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# encoding: utf-8
# The MIT License
#
# Copyright (c) 2014-2015 Sebastian Ramacher
#
# Permission is hereby granted, free of charge, to any person obtaining a copy
# of this software and associated documentation files (the "Software"), to deal
# in the Software without restriction, including without limitation the rights
# to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
# copies of the Software, and to permit persons to whom the Software is
# furnished to do so, subject to the following conditions:
#
# The above copyright notice and this permission notice shall be included in
# all copies or substantial portions of the Software.
#
# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
# IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
# FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
# AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
# LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
# OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
# THE SOFTWARE.
from locale import getpreferredencoding
from six.moves.urllib_parse import quote as urlquote, urljoin, urlparse
from string import Template
import errno
import requests
import subprocess
import unicodedata
from bpython.translations import _
class PasteFailed(Exception):
pass
class PastePinnwand(object):
def __init__(self, url, expiry, show_url, removal_url):
self.url = url
self.expiry = expiry
self.show_url = show_url
self.removal_url = removal_url
def paste(self, s):
"""Upload to pastebin via json interface."""
url = urljoin(self.url, '/json/new')
payload = {
'code': s,
'lexer': 'pycon',
'expiry': self.expiry
}
try:
response = requests.post(url, data=payload, verify=True)
response.raise_for_status()
except requests.exceptions.RequestException as exc:
raise PasteFailed(exc.message)
data = response.json()
paste_url_template = Template(self.show_url)
paste_id = urlquote(data['paste_id'])
paste_url = paste_url_template.safe_substitute(paste_id=paste_id)
removal_url_template = Template(self.removal_url)
removal_id = urlquote(data['removal_id'])
removal_url = removal_url_template.safe_substitute(
removal_id=removal_id)
return (paste_url, removal_url)
class PasteHelper(object):
def __init__(self, executable):
self.executable = executable
def paste(self, s):
"""Call out to helper program for pastebin upload."""
try:
helper = subprocess.Popen('',
executable=self.executable,
stdin=subprocess.PIPE,
stdout=subprocess.PIPE)
helper.stdin.write(s.encode(getpreferredencoding()))
output = helper.communicate()[0].decode(getpreferredencoding())
paste_url = output.split()[0]
except OSError as e:
if e.errno == errno.ENOENT:
raise PasteFailed(_('Helper program not found.'))
else:
raise PasteFailed(_('Helper program could not be run.'))
if helper.returncode != 0:
raise PasteFailed(_('Helper program returned non-zero exit '
'status %d.' % (helper.returncode, )))
if not paste_url:
raise PasteFailed(_('No output from helper program.'))
else:
parsed_url = urlparse(paste_url)
if (not parsed_url.scheme or
any(unicodedata.category(c) == 'Cc'
for c in paste_url)):
raise PasteFailed(_('Failed to recognize the helper '
'program\'s output as an URL.'))
return paste_url,