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diff --git a/Daeghrefn/Communication.tcl b/Daeghrefn/Communication.tcl
--- a/Daeghrefn/Communication.tcl
+++ b/Daeghrefn/Communication.tcl
@@ -209,6 +209,11 @@
}
}
+ "reconfigure" {
+ twitter_update_short_url_length
+ return 1
+ }
+
default { putdcc $idx "Unknown Twitter command: $arg"}
}
}
@@ -336,9 +341,9 @@
putquick "NOTICE $nick :Syntaxe : !pub <texte à publier sur identi.ca et Twitter>"
return
}
- set len [string length $text]
+ set len [twitter_compute_len $text]
if {$len > 140} {
- putquick "NOTICE $nick :140 caractères max, là il y en a $len."
+ putquick "NOTICE $nick :140 caractères max, là il y en a $len ([twitter_get_short_url_length] par lien)."
return
}
if [twitterpost $account $text] {
@@ -376,6 +381,36 @@
twitter_query $url $account "" POST
}
+# @param param The parameter to fetch in the API reply
+# return The value from configuration the JSON document, or a dict if it contains several parameters
+proc twitter_get_configuration_parameter {param} {
+ set account [registry get twitter.default_account]
+ set url https://api.twitter.com/1.1/help/configuration.json
+ set config [twitter_query $url $account]
+ dict get $config $param
+}
+
+proc twitter_update_short_url_length {} {
+ set len [twitter_get_configuration_parameter short_url_length]
+ registry set twitter.short_url_length $len
+}
+
+proc twitter_get_short_url_length {} {
+ registry get twitter.short_url_length
+}
+
+# Computes len of a tweet, taking in consideration t.co URL length
+# See https://dev.twitter.com/basics/tco
+proc twitter_compute_len {text} {
+ set short_url_length [twitter_get_short_url_length]
+
+ set len [strlen $text]
+ foreach url [geturls $text] {
+ incr len [expr $short_url_length - [strlen $url]]
+ }
+ return $len
+}
+
#
# Mail
#
diff --git a/tests/Communication.test b/tests/Communication.test
new file mode 100644
--- /dev/null
+++ b/tests/Communication.test
@@ -0,0 +1,40 @@
+package require tcltest
+namespace import ::tcltest::*
+
+###
+### Init
+###
+
+# Tested code
+source init.tcl
+source $dir/Daeghrefn/Communication.tcl
+
+###
+### Mocks
+###
+
+# This value is normally given by a cached value in the registry
+# and updated through an API call to /help/configuration.json.
+proc twitter_get_short_url_length {} { return 23 }
+
+###
+### Tests
+###
+
+test twitter_compute_len_empty {} -body {
+ twitter_compute_len ""
+} -result 0
+
+test twitter_compute_len_regular_string {} -body {
+ twitter_compute_len "quux"
+} -result 4
+
+test twitter_compute_len_links {} -body {
+ twitter_compute_len "Je vais sur http://www.perdu.com pour y lire https://fr.wikipedia.org/w/index.php?title=Les_B%C3%A2tards_du_Nord&type=revision&diff=133589772&oldid=133589631"
+} -result 71
+
+###
+### Cleanup
+###
+
+cleanupTests
diff --git a/tests/init.tcl b/tests/init.tcl
--- a/tests/init.tcl
+++ b/tests/init.tcl
@@ -13,3 +13,8 @@
# Standard procedures
source $dir/Core.tcl
+
+# Eggdrop procedures
+proc strlen {text} {
+ string length $text
+}

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