Changeset d444c09 for lib

Timestamp:

2007-10-12T00:06:50Z (17 years ago)

Author:

Wilmer van der Gaast <wilmer@…>

Branches:

master

Children:

3933853, c78c032, eda54e4

Parents:

285b55d

Message:

Added word_wrap() function to misc.c and using it at the right places so
that long messages in groupchats also get wrapped properly (instead of
truncated).

Location:

lib

Files:

• misc.c (modified) (1 diff)
• misc.h (modified) (1 diff)

lib/misc.c

@@ -545 +545 @@
         return reply;
 }
+
+/* Word wrapping. Yes, I know this isn't UTF-8 clean. I'm willing to take the risk. */
+char *word_wrap( char *msg, int line_len )
+{
+        GString *ret = g_string_sized_new( strlen( msg ) + 16 );
+        
+        while( strlen( msg ) > line_len )
+        {
+                int i;
+                
+                /* First try to find out if there's a newline already. Don't
+                   want to add more splits than necessary. */
+                for( i = line_len; i > 0 && msg[i] != '\n'; i -- );
+                if( msg[i] == '\n' )
+                {
+                        g_string_append_len( ret, msg, i + 1 );
+                        msg += i + 1;
+                        continue;
+                }
+                
+                for( i = line_len; i > 0; i -- )
+                {
+                        if( msg[i] == '-' )
+                        {
+                                g_string_append_len( ret, msg, i + 1 );
+                                g_string_append_c( ret, '\n' );
+                                msg += i + 1;
+                                break;
+                        }
+                        else if( msg[i] == ' ' )
+                        {
+                                g_string_append_len( ret, msg, i );
+                                g_string_append_c( ret, '\n' );
+                                msg += i + 1;
+                                break;
+                        }
+                }
+                if( i == 0 )
+                {
+                        g_string_append_len( ret, msg, line_len );
+                        g_string_append_c( ret, '\n' );
+                        msg += line_len;
+                }
+        }
+        g_string_append( ret, msg );
+        
+        return g_string_free( ret, FALSE );
+}

lib/misc.h

@@ -64 +64 @@
 G_MODULE_EXPORT struct ns_srv_reply *srv_lookup( char *service, char *protocol, char *domain );
 
+G_MODULE_EXPORT char *word_wrap( char *msg, int line_len );
+
 #endif