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mod_muc_moderation: Broadcast retraction via method that saves it Otherwise the retraction is not saved to history, so that those who join after it was sent are unaware of the retraction
author Kim Alvefur <zash@zash.se>
date Sat, 22 Feb 2020 21:41:31 +0100
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children 20d436a1028d
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1 # Introduction
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2
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3 This module adds additional metadata to media shared in a MUC. This can help clients
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4 make decisions and provide better UI and enhanced privacy, by knowing things like file
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5 size without needing to make external network requests.
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7 # Configuring
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9 ## Enabling
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11 ``` {.lua}
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12 Component "rooms.example.net" "muc"
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13 modules_enabled = {
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14 "muc_media_metadata";
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15 }
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16 ```
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17
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18 ## Settings
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19
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20 There are no configuration options for this module.
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21
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22 # Developers
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24 ## Example stanzas
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26 A normal message in a chatroom containing an image:
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27
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28 ```
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29 <message from="test@rooms.example.com/matthew" id="9f45a784-5e5b-4db5-a9b3-8ea1d7c1162d" type="groupchat">
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30 <body>https://matthewwild.co.uk/share.php/70334772-ff74-439b-8173-a71e40ca28db/mam-flow.png</body>
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31 <x xmlns="jabber:x:oob">
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32 <url>https://matthewwild.co.uk/share.php/70334772-ff74-439b-8173-a71e40ca28db/mam-flow.png</url>
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33 </x>
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34 </message>
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35 ```
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36
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37 The same stanza with this module loaded now contains additional metadata added by the server:
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39 ```
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40 <message from="test@rooms.example.com/matthew" id="9f45a784-5e5b-4db5-a9b3-8ea1d7c1162d" type="groupchat">
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41 <body>https://matthewwild.co.uk/share.php/70334772-ff74-439b-8173-a71e40ca28db/mam-flow.png</body>
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42 <x xmlns="jabber:x:oob">
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43 <url>https://matthewwild.co.uk/share.php/70334772-ff74-439b-8173-a71e40ca28db/mam-flow.png</url>
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44 <metadata xmlns="xmpp:prosody.im/protocol/media-metadata#0">
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45 <bytes>15690</bytes>
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46 <type>image/png</type>
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47 <blurhash>LEHV6nWB2yk8pyo0adR*.7kCMdnj</blurhash>
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48 </metadata>
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49 </x>
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50 </message>
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51 ```