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annotate sat/plugins/plugin_comp_ap_gateway/constants.py @ 3793:b5c9021020df

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component AP gateway: convert `Delete` AP activities to corresponding Pubsub `retract`: when a `Delete` actity is received, the item is removed from cache, and the corresponding item `retract` is sent to local XMPP subscribers. rel 367
author Goffi <goffi@goffi.org>
date Fri, 17 Jun 2022 14:15:23 +0200
parents 865167c34b82
children 6329ee6b6df4
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1 #!/usr/bin/env python3
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2
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3 # Libervia ActivityPub Gateway
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4 # Copyright (C) 2009-2021 Jérôme Poisson (goffi@goffi.org)
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5
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6 # This program is free software: you can redistribute it and/or modify
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7 # it under the terms of the GNU Affero General Public License as published by
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8 # the Free Software Foundation, either version 3 of the License, or
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9 # (at your option) any later version.
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10
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11 # This program is distributed in the hope that it will be useful,
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12 # but WITHOUT ANY WARRANTY; without even the implied warranty of
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13 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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14 # GNU Affero General Public License for more details.
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15
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16 # You should have received a copy of the GNU Affero General Public License
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17 # along with this program. If not, see <http://www.gnu.org/licenses/>.
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18
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19
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20 IMPORT_NAME = "ap-gateway"
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21 CONF_SECTION = f"component {IMPORT_NAME}"
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22 CONTENT_TYPE_AP = "application/activity+json; charset=utf-8"
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23 TYPE_ACTOR = "actor"
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24 TYPE_INBOX = "inbox"
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25 TYPE_SHARED_INBOX = "shared_inbox"
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26 TYPE_OUTBOX = "outbox"
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27 TYPE_FOLLOWERS = "followers"
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28 TYPE_FOLLOWING = "following"
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29 TYPE_ITEM = "item"
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30 TYPE_TOMBSTONE = "Tombstone"
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31 MEDIA_TYPE_AP = "application/activity+json"
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32 NS_AP_PUBLIC = "https://www.w3.org/ns/activitystreams#Public"
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33 # 3 values can be used, see https://www.w3.org/TR/activitypub/#public-addressing
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34 PUBLIC_TUPLE = (NS_AP_PUBLIC, "as:Public", "Public")
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35 # mapping from AP metadata to microblog data
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36 AP_MB_MAP = {
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37 "content": "content_xhtml",
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38
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39 }
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40 AP_REQUEST_TYPES = {
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41 "GET": {TYPE_ACTOR, TYPE_OUTBOX, TYPE_FOLLOWERS, TYPE_FOLLOWING},
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42 "POST": {"inbox"},
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43 }
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44 # headers to check for signature
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45 SIGN_HEADERS = {
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46 # headers needed for all HTTP methods
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47 None: [
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48 # tuples are equivalent headers/pseudo headers, one of them must be present
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49 ("date", "(created)"),
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50 ("digest", "(request-target)"),
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51 ],
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52 b"GET": ["host"],
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53 b"POST": ["digest"]
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54 }
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55 PAGE_SIZE = 10
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56 HS2019 = "hs2019"
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57 # delay after which a signed request is not accepted anymore
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58 SIGN_EXP = 12*60*60 # 12 hours (same value as for Mastodon)
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59
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60 LRU_MAX_SIZE = 200
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61 ACTIVITY_TYPES = (
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62 "Accept", "Add", "Announce", "Arrive", "Block", "Create", "Delete", "Dislike", "Flag",
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63 "Follow", "Ignore", "Invite", "Join", "Leave", "Like", "Listen", "Move", "Offer",
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64 "Question", "Reject", "Read", "Remove", "TentativeReject", "TentativeAccept",
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65 "Travel", "Undo", "Update", "View"
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66 )
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67 ACTIVITY_TYPES_LOWER = [a.lower() for a in ACTIVITY_TYPES]
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68 ACTIVITY_OBJECT_MANDATORY = (
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69 "Create", "Update", "Delete", "Follow", "Add", "Remove", "Like", "Block", "Undo"
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70 )
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71 ACTIVITY_TARGET_MANDATORY = ("Add", "Remove")
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72 # activities which can be used with Shared Inbox (i.e. with no account specified)
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73 # must be lowercase
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74 ACTIVIY_NO_ACCOUNT_ALLOWED = ("create", "delete")
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75 # maximum number of parents to retrieve when comments_max_depth option is set
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76 COMMENTS_MAX_PARENTS = 100