/usr/share/pyshared/tweepy/binder.py is in python-tweepy 2.3-1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 199 200 201 202 203 204 205 206 207 208 209 210 211 212 | # Tweepy
# Copyright 2009-2010 Joshua Roesslein
# See LICENSE for details.
import httplib
import urllib
import time
import re
from StringIO import StringIO
import gzip
from tweepy.error import TweepError
from tweepy.utils import convert_to_utf8_str
from tweepy.models import Model
re_path_template = re.compile('{\w+}')
def bind_api(**config):
class APIMethod(object):
path = config['path']
payload_type = config.get('payload_type', None)
payload_list = config.get('payload_list', False)
allowed_param = config.get('allowed_param', [])
method = config.get('method', 'GET')
require_auth = config.get('require_auth', False)
search_api = config.get('search_api', False)
use_cache = config.get('use_cache', True)
def __init__(self, api, args, kargs):
# If authentication is required and no credentials
# are provided, throw an error.
if self.require_auth and not api.auth:
raise TweepError('Authentication required!')
self.api = api
self.post_data = kargs.pop('post_data', None)
self.retry_count = kargs.pop('retry_count', api.retry_count)
self.retry_delay = kargs.pop('retry_delay', api.retry_delay)
self.retry_errors = kargs.pop('retry_errors', api.retry_errors)
self.headers = kargs.pop('headers', {})
self.build_parameters(args, kargs)
# Pick correct URL root to use
if self.search_api:
self.api_root = api.search_root
else:
self.api_root = api.api_root
# Perform any path variable substitution
self.build_path()
if api.secure:
self.scheme = 'https://'
else:
self.scheme = 'http://'
if self.search_api:
self.host = api.search_host
else:
self.host = api.host
# Manually set Host header to fix an issue in python 2.5
# or older where Host is set including the 443 port.
# This causes Twitter to issue 301 redirect.
# See Issue https://github.com/tweepy/tweepy/issues/12
self.headers['Host'] = self.host
def build_parameters(self, args, kargs):
self.parameters = {}
for idx, arg in enumerate(args):
if arg is None:
continue
try:
self.parameters[self.allowed_param[idx]] = convert_to_utf8_str(arg)
except IndexError:
raise TweepError('Too many parameters supplied!')
for k, arg in kargs.items():
if arg is None:
continue
if k in self.parameters:
raise TweepError('Multiple values for parameter %s supplied!' % k)
self.parameters[k] = convert_to_utf8_str(arg)
def build_path(self):
for variable in re_path_template.findall(self.path):
name = variable.strip('{}')
if name == 'user' and 'user' not in self.parameters and self.api.auth:
# No 'user' parameter provided, fetch it from Auth instead.
value = self.api.auth.get_username()
else:
try:
value = urllib.quote(self.parameters[name])
except KeyError:
raise TweepError('No parameter value found for path variable: %s' % name)
del self.parameters[name]
self.path = self.path.replace(variable, value)
def execute(self):
self.api.cached_result = False
# Build the request URL
url = self.api_root + self.path
if len(self.parameters):
url = '%s?%s' % (url, urllib.urlencode(self.parameters))
# Query the cache if one is available
# and this request uses a GET method.
if self.use_cache and self.api.cache and self.method == 'GET':
cache_result = self.api.cache.get(url)
# if cache result found and not expired, return it
if cache_result:
# must restore api reference
if isinstance(cache_result, list):
for result in cache_result:
if isinstance(result, Model):
result._api = self.api
else:
if isinstance(cache_result, Model):
cache_result._api = self.api
self.api.cached_result = True
return cache_result
# Continue attempting request until successful
# or maximum number of retries is reached.
retries_performed = 0
while retries_performed < self.retry_count + 1:
# Open connection
if self.api.secure:
conn = httplib.HTTPSConnection(self.host, timeout=self.api.timeout)
else:
conn = httplib.HTTPConnection(self.host, timeout=self.api.timeout)
# Apply authentication
if self.api.auth:
self.api.auth.apply_auth(
self.scheme + self.host + url,
self.method, self.headers, self.parameters
)
# Request compression if configured
if self.api.compression:
self.headers['Accept-encoding'] = 'gzip'
# Execute request
try:
conn.request(self.method, url, headers=self.headers, body=self.post_data)
resp = conn.getresponse()
except Exception as e:
raise TweepError('Failed to send request: %s' % e)
# Exit request loop if non-retry error code
if self.retry_errors:
if resp.status not in self.retry_errors: break
else:
if resp.status == 200: break
# Sleep before retrying request again
time.sleep(self.retry_delay)
retries_performed += 1
# If an error was returned, throw an exception
self.api.last_response = resp
if resp.status and not 200 <= resp.status < 300:
try:
error_msg = self.api.parser.parse_error(resp.read())
except Exception:
error_msg = "Twitter error response: status code = %s" % resp.status
raise TweepError(error_msg, resp)
# Parse the response payload
body = resp.read()
if resp.getheader('Content-Encoding', '') == 'gzip':
try:
zipper = gzip.GzipFile(fileobj=StringIO(body))
body = zipper.read()
except Exception as e:
raise TweepError('Failed to decompress data: %s' % e)
result = self.api.parser.parse(self, body)
conn.close()
# Store result into cache if one is available.
if self.use_cache and self.api.cache and self.method == 'GET' and result:
self.api.cache.store(url, result)
return result
def _call(api, *args, **kargs):
method = APIMethod(api, args, kargs)
return method.execute()
# Set pagination mode
if 'cursor' in APIMethod.allowed_param:
_call.pagination_mode = 'cursor'
elif 'max_id' in APIMethod.allowed_param and \
'since_id' in APIMethod.allowed_param:
_call.pagination_mode = 'id'
elif 'page' in APIMethod.allowed_param:
_call.pagination_mode = 'page'
return _call
|