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22422846 MM |
1 | #!/usr/bin/env python3 |
2 | ||
39af9756 MM |
3 | """This module contains custom exceptions that are raised by diaspy. |
4 | These are not described by DIASPORA* protocol as exceptions that should be | |
5 | raised by API implementations but are specific to this particular implementation. | |
6 | ||
7 | If your program should catch all exceptions raised by diaspy and | |
8 | does not need to handle them specifically you can use following code: | |
9 | ||
d95ff94a C |
10 | # this line imports all errors |
11 | from diaspy.errors import * | |
12 | ||
13 | try: | |
14 | # your code... | |
15 | except DiaspyError as e: | |
16 | # your error handling code... | |
17 | finally: | |
18 | # closing code... | |
39af9756 MM |
19 | """ |
20 | ||
21 | import warnings | |
22 | ||
22422846 MM |
23 | |
24 | class DiaspyError(Exception): | |
d95ff94a C |
25 | """Base exception for all errors |
26 | raised by diaspy. | |
27 | """ | |
28 | pass | |
22422846 MM |
29 | |
30 | ||
31 | class LoginError(DiaspyError): | |
d95ff94a C |
32 | """Exception raised when something |
33 | bad happens while performing actions | |
34 | related to logging in. | |
35 | """ | |
36 | pass | |
22422846 MM |
37 | |
38 | ||
39af9756 | 39 | class TokenError(DiaspyError): |
d95ff94a | 40 | pass |
2cf8467c | 41 | |
2bb910ea | 42 | class CSRFProtectionKickedIn(TokenError): |
d95ff94a | 43 | pass |
2bb910ea | 44 | |
2cf8467c | 45 | |
d84905af | 46 | class DataError(DiaspyError): |
d95ff94a | 47 | pass |
d84905af MM |
48 | |
49 | ||
50 | class InvalidDataError(DataError): | |
d95ff94a | 51 | pass |
d84905af MM |
52 | |
53 | ||
54 | class KeyMissingFromFetchedData(InvalidDataError): | |
d95ff94a | 55 | pass |
d84905af MM |
56 | |
57 | ||
65b1f099 | 58 | class UserError(DiaspyError): |
d95ff94a C |
59 | """Exception raised when something related to users goes wrong. |
60 | """ | |
61 | pass | |
65b1f099 MM |
62 | |
63 | ||
615edb73 | 64 | class InvalidHandleError(DiaspyError): |
d95ff94a C |
65 | """Raised when invalid handle is found. |
66 | """ | |
67 | pass | |
615edb73 MM |
68 | |
69 | ||
7c6fbe5b | 70 | class SearchError(DiaspyError): |
d95ff94a C |
71 | """Exception raised when something related to search goes wrong. |
72 | """ | |
73 | pass | |
1530cc84 | 74 | |
b9d087bb C |
75 | class NotificationError(DiaspyError): |
76 | """Exception raised when something related to notifications goes wrong. | |
77 | """ | |
78 | pass | |
1530cc84 | 79 | |
7ebc8b0d | 80 | class ConversationError(DiaspyError): |
d95ff94a C |
81 | """Exception raised when something related to conversations goes wrong. |
82 | """ | |
83 | pass | |
7ebc8b0d MM |
84 | |
85 | ||
9896b779 | 86 | class AspectError(DiaspyError): |
d95ff94a C |
87 | """Exception raised when something related to aspects goes wrong. |
88 | """ | |
89 | pass | |
9896b779 | 90 | |
57ceb864 | 91 | class UserIsNotMemberOfAspect(AspectError): |
d95ff94a | 92 | pass |
57ceb864 | 93 | |
9896b779 | 94 | |
fe2181b4 | 95 | class PostError(DiaspyError): |
d95ff94a C |
96 | """Exception raised when something related to posts goes wrong. |
97 | """ | |
98 | pass | |
fe2181b4 MM |
99 | |
100 | ||
78cc478a | 101 | class StreamError(DiaspyError): |
d95ff94a C |
102 | """Exception raised when something related to streams goes wrong. |
103 | """ | |
104 | pass | |
7c6fbe5b MM |
105 | |
106 | ||
f50cbea3 | 107 | class SettingsError(DiaspyError): |
d95ff94a C |
108 | """Exception raised when something related to settings goes wrong. |
109 | """ | |
110 | pass | |
f50cbea3 | 111 | |
0c28bf0b | 112 | class SearchError(DiaspyError): |
d95ff94a C |
113 | """Exception raised when something related to searching goes wrong. |
114 | """ | |
115 | pass | |
0c28bf0b C |
116 | |
117 | class TagError(DiaspyError): | |
8a24529b | 118 | """Exception raised when something related to a tag goes wrong. |
d95ff94a C |
119 | """ |
120 | pass | |
f50cbea3 | 121 | |
22422846 | 122 | def react(r, message='', accepted=[200, 201, 202, 203, 204, 205, 206], exception=DiaspyError): |
d95ff94a C |
123 | """This method tries to decide how to react |
124 | to a response code passed to it. If it's an | |
125 | error code it will raise an exception (it will | |
126 | call `throw()` method. | |
127 | ||
128 | If response code is not accepted AND cannot | |
129 | be matched to any exception, generic exception | |
130 | (DiaspyError) is raised (provided that `exception` | |
131 | param was left untouched). | |
132 | ||
133 | By default `accepted` param contains all HTTP | |
134 | success codes. | |
135 | ||
136 | User can force type of exception to raise by passing | |
137 | `exception` param. | |
138 | ||
139 | :param r: response code | |
140 | :type r: int | |
141 | :param message: message for the exception | |
142 | :type message: str | |
143 | :param accepted: list of accepted error codes | |
144 | :type accepted: list | |
145 | :param exception: preferred exception to raise | |
146 | :type exception: valid exception type (default: DiaspyError) | |
147 | """ | |
148 | warnings.warn(DeprecationWarning) | |
149 | if r in accepted: e = None | |
150 | else: e = DiaspyError | |
151 | ||
152 | if e is not None: e = exception | |
153 | throw(e, message=message) | |
22422846 MM |
154 | |
155 | ||
156 | def throw(e, message=''): | |
d95ff94a C |
157 | """This function throws an error with given message. |
158 | If None is passed as `e` throw() will not raise | |
159 | anything. | |
160 | ||
161 | :param e: exception to throw | |
162 | :type e: any valid exception type or None | |
163 | :param message: message for exception | |
164 | :type message: str | |
165 | """ | |
166 | warnings.warn(DeprecationWarning) | |
167 | if e is None: pass | |
168 | else: raise e(message) |