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global-functions: $SendTelegram: truncate messages if too long

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Telegram messages have a maximum length of 4096 characters. Truncate if
too long, keep some spare characters for status messages.
This commit is contained in:
Christian Hesse 2020-09-27 20:38:09 +02:00
parent 697e32a306
commit 9ea6b159b6
1 changed files with 8 additions and 1 deletions
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9
global-functions
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@ -744,6 +744,7 @@
:global CertificateAvailable;
:global LogPrintExit;
:global SymbolForNotification;
:global UrlEncode;
:local ChatId $TelegramChatId;
@ -755,7 +756,13 @@
:return false;
}
:local Text [ $UrlEncode ("[" . $Identity . "] " . $Subject . "\n\n" . $Message) ];
:local Text ("[" . $Identity . "] " . $Subject . "\n\n" . $Message);
:if ([ :len $Text ] > 3968) do={
:set Text ([ :pick $Text 0 3840 ] . "...\n\n" . [ $SymbolForNotification "warning-sign" ] . \
"The Telegram message was too long and has been truncated.");
}
:set Text [ $UrlEncode $Text ];
:do {
:if ([ $CertificateAvailable "Go Daddy Secure Certificate Authority - G2" ] = false) do={
$LogPrintExit warning ("Downloading required certificate failed.") true;