From: Wilfried Goesgens <dothebart@citadel.org>
Date: Sun, 17 Feb 2013 14:50:46 +0000 (+0100)
Subject: Add new function to remove non-ascii characters from strings.
X-Git-Tag: v8.20~106
X-Git-Url: https://code.citadel.org/?p=citadel.git;a=commitdiff_plain;h=54ba2ed5462c8df35037a377398b05d1e8c0dcd9

Add new function to remove non-ascii characters from strings.
---

diff --git a/libcitadel/lib/libcitadel.h b/libcitadel/lib/libcitadel.h
index 02b9c9a47..5d3520a73 100644
--- a/libcitadel/lib/libcitadel.h
+++ b/libcitadel/lib/libcitadel.h
@@ -207,6 +207,7 @@ int FLUSHStrBuf(StrBuf *buf); /* expensive but doesn't leave content behind for
 const char *ChrPtr(const StrBuf *Str);
 int StrLength(const StrBuf *Str);
 #define SKEY(a) ChrPtr(a), StrLength(a)
+void StrBufAsciify(StrBuf *Buf, const char repl);
 long StrBufPeek(StrBuf *Buf, const char* ptr, long nThChar, char PeekValue);
 long StrBufPook(StrBuf *Buf, const char* ptr, long nThChar, long nChars, char PookValue);
 
diff --git a/libcitadel/lib/stringbuf.c b/libcitadel/lib/stringbuf.c
index 9a889ba5e..ab9a18148 100644
--- a/libcitadel/lib/stringbuf.c
+++ b/libcitadel/lib/stringbuf.c
@@ -2540,6 +2540,23 @@ long StrHtmlEcmaEscAppend(StrBuf *Target, const StrBuf *Source, const char *Plai
 	return Target->BufUsed;
 }
 
+
+/**
+ * @ingroup StrBuf_DeEnCoder
+ * @brief replace all non-Ascii characters by another
+ * @param Buf buffer to inspect
+ * @param repl charater to stamp over non ascii chars
+ */
+void StrBufAsciify(StrBuf *Buf, const char repl)
+{
+	long offset;
+
+	for (offset = 0; offset < Buf->BufUsed; offset ++)
+		if (!isascii(Buf->buf[offset]))
+			Buf->buf[offset] = repl;
+	
+}
+
 /**
  * @ingroup StrBuf_DeEnCoder
  * @brief unhide special chars hidden to the HTML escaper