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annotate mod_compact_resource/mod_compact_resource.lua @ 4609:fcfe691d6322

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mod_pubsub_summary: Use pre-escaped UTF-8 sequence for compat This silences a warning about using the non-existent global 'utf8' each time this line was hit. The utf8 library was introduced in Lua 5.3, so the warning would appear with 5.1 and 5.2.
author Kim Alvefur <zash@zash.se>
date Wed, 30 Jun 2021 15:53:49 +0200
parents 6f34e51a23f0
children
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
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1761
6f34e51a23f0 mod_compact_resource: Enforces short random resources
Kim Alvefur <zash@zash.se>
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1
6f34e51a23f0 mod_compact_resource: Enforces short random resources
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2 local base64_encode = require"util.encodings".base64.encode;
6f34e51a23f0 mod_compact_resource: Enforces short random resources
Kim Alvefur <zash@zash.se>
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3 local random_bytes = require"util.random".bytes;
6f34e51a23f0 mod_compact_resource: Enforces short random resources
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4
6f34e51a23f0 mod_compact_resource: Enforces short random resources
Kim Alvefur <zash@zash.se>
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5 local b64url = { ["+"] = "-", ["/"] = "_", ["="] = "" };
6f34e51a23f0 mod_compact_resource: Enforces short random resources
Kim Alvefur <zash@zash.se>
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6 local function random_resource()
6f34e51a23f0 mod_compact_resource: Enforces short random resources
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7 return base64_encode(random_bytes(8)):gsub("[+/=]", b64url);
6f34e51a23f0 mod_compact_resource: Enforces short random resources
Kim Alvefur <zash@zash.se>
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8 end
6f34e51a23f0 mod_compact_resource: Enforces short random resources
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9
6f34e51a23f0 mod_compact_resource: Enforces short random resources
Kim Alvefur <zash@zash.se>
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10 module:hook("pre-resource-bind", function (event)
6f34e51a23f0 mod_compact_resource: Enforces short random resources
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11 event.resource = random_resource();
6f34e51a23f0 mod_compact_resource: Enforces short random resources
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12 end);