From 1ea093ded702fc1c800b54fbf97c8f2e8c94f620 Mon Sep 17 00:00:00 2001
From: "Rob Swindell (on Windows)" <rob@synchro.net>
Date: Tue, 23 May 2023 18:43:11 -0700
Subject: [PATCH] Add new global method: strip_ctrl_a() - remove Ctrl-A
sequences from string
Unlike strip_ctrl(), does not remove any other control characters from string.
---
src/sbbs3/js_global.c | 40 +++++++++++++++++++++++++++++++++++++++-
1 file changed, 39 insertions(+), 1 deletion(-)
diff --git a/src/sbbs3/js_global.c b/src/sbbs3/js_global.c
index f0a879ff06..12c77126a1 100644
--- a/src/sbbs3/js_global.c
+++ b/src/sbbs3/js_global.c
@@ -1102,6 +1102,40 @@ js_strip_ctrl(JSContext *cx, uintN argc, jsval *arglist)
return(JS_TRUE);
}
+static JSBool
+js_strip_ctrl_a(JSContext *cx, uintN argc, jsval *arglist)
+{
+ jsval *argv=JS_ARGV(cx, arglist);
+ char* buf = NULL;
+ JSString* js_str;
+ jsrefcount rc;
+
+ JS_SET_RVAL(cx, arglist, JSVAL_VOID);
+
+ if(!js_argc(cx, argc, 1))
+ return JS_FALSE;
+
+ if(JSVAL_NULL_OR_VOID(argv[0]))
+ return JS_TRUE;
+
+ JSVALUE_TO_MSTRING(cx, argv[0], buf, NULL);
+ HANDLE_PENDING(cx, buf);
+ if(buf == NULL)
+ return JS_TRUE;
+
+ rc=JS_SUSPENDREQUEST(cx);
+ remove_ctrl_a(buf, buf);
+ JS_RESUMEREQUEST(cx, rc);
+
+ js_str = JS_NewStringCopyZ(cx, buf);
+ free(buf);
+ if(js_str == NULL)
+ return JS_FALSE;
+
+ JS_SET_RVAL(cx, arglist, STRING_TO_JSVAL(js_str));
+ return JS_TRUE;
+}
+
static JSBool
js_strip_ansi(JSContext *cx, uintN argc, jsval *arglist)
{
@@ -4862,9 +4896,13 @@ static jsSyncMethodSpec js_global_functions[] = {
,310
},
{"strip_ctrl", js_strip_ctrl, 1, JSTYPE_STRING, JSDOCSTR("text")
- ,JSDOCSTR("Strip control characters from string, returns modified string")
+ ,JSDOCSTR("Strip all control characters and Ctrl-A (attribute) sequences from string, returns modified string")
,310
},
+ {"strip_ctrl_a", js_strip_ctrl_a, 1, JSTYPE_STRING, JSDOCSTR("text")
+ ,JSDOCSTR("Strip all Ctrl-A (attribute) sequences from string, returns modified string")
+ ,320
+ },
{"strip_ansi", js_strip_ansi, 1, JSTYPE_STRING, JSDOCSTR("text")
,JSDOCSTR("Strip all ANSI terminal control sequences from string, returns modified string")
,31802
--
GitLab