From 9f4501f4c4cd015355dac29532dcd43a7d54abf5 Mon Sep 17 00:00:00 2001
From: "travis%sedsystems.ca" <>
Date: Fri, 4 Feb 2005 01:37:07 +0000
Subject: Bug 277623 : Move PerformSubsts() out of globals.pl Patch by Max
 Kanat-Alexander <mkanat@kerio.com>  r=vladd  a=justdave

---
 Bugzilla/BugMail.pm | 26 ++++++++++++++++++++++++++
 1 file changed, 26 insertions(+)

(limited to 'Bugzilla/BugMail.pm')

diff --git a/Bugzilla/BugMail.pm b/Bugzilla/BugMail.pm
index 7de3e63cb..f81c1615d 100644
--- a/Bugzilla/BugMail.pm
+++ b/Bugzilla/BugMail.pm
@@ -30,6 +30,11 @@ use strict;
 
 package Bugzilla::BugMail;
 
+use base qw(Exporter);
+@Bugzilla::BugMail::EXPORT = qw(
+    PerformSubsts
+);
+
 use Bugzilla::RelationSet;
 
 use Bugzilla::Config qw(:DEFAULT $datadir);
@@ -903,4 +908,25 @@ sub MessageToMTA ($) {
     $mailer->close;
 }
 
+# Performs substitutions for sending out email with variables in it,
+# or for inserting a parameter into some other string.
+#
+# Takes a string and a reference to a hash containing substitution 
+# variables and their values.
+#
+# If the hash is not specified, or if we need to substitute something
+# that's not in the hash, then we will use parameters to do the 
+# substitution instead.
+#
+# Substitutions are always enclosed with '%' symbols. So they look like:
+# %some_variable_name%. If "some_variable_name" is a key in the hash, then
+# its value will be placed into the string. If it's not a key in the hash,
+# then the value of the parameter called "some_variable_name" will be placed
+# into the string.
+sub PerformSubsts ($;$) {
+    my ($str, $substs) = (@_);
+    $str =~ s/%([a-z]*)%/(defined $substs->{$1} ? $substs->{$1} : Param($1))/eg;
+    return $str;
+}
+
 1;
-- 
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