viewing paste topic/4953- readline.diff | Diff

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 src/map/script.c | 76 ++++++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 76 insertions(+)
 
diff --git a/src/map/script.c b/src/map/script.c
index d3d98ad..7fab157 100644
--- a/src/map/script.c
+++ b/src/map/script.c
@@ -18685,10 +18685,86 @@ bool script_hp_add(char *name, char *args, bool (*func)(struct script_state *st)
    return script->add_builtin(&buildin, true);
 }
 
+/* readline scriptcommand 
+   reads the line of a text file on the server
+   *ReadLine( "<path>", <line> ); */
+BUILDIN( readline ) {
+   FILE *fp;
+   const char * path;
+   char *output;
+   char line[1024];
+   unsigned int position;
+   unsigned i = 0;
+
+   path = script_getstr( st, 2 );
+   position = script_getnum( st, 3 );
+
+   fp = fopen( path, "r" );
+   if( fp == NULL ) {
+       ShowError( "buildin:read:invalid path %s", path );
+       st->state = STOP;
+       return 0;
+   }
+
+   while( i < position ) {
+       if( !fgets( line, sizeof( line ), fp ) ) {
+           ShowError( "buildin:read:reached end of file (line %d). there is no line %d", i, position );
+           fclose( fp );
+           st->state = STOP;
+           return 0;
+       }
+       i++;
+   }
+
+   //Now we're at the right position
+   if( !fgets( line, sizeof( line ), fp ) ) {
+       ShowError( "buildin:read:line %d is empty or the end of file", position );
+       fclose( fp );
+       st->state = STOP;
+       return 0;
+   }
+   fclose( fp );
+
+   output = (char *)aMalloc( sizeof( line ) * sizeof( char ) );
+   memcpy( output, line, sizeof( line ) );
+   script_pushstr( st, output );
+   return 0;
+}
+
+/* getline scriptcommand
+   returns the amount of lines in a text file
+   *GetLine( "<path>" ); */
+BUILDIN( getline ) {
+   FILE *fp;
+   unsigned int lines = 0;
+   const char * path;
+   char line[1024];
+
+   path = script_getstr( st, 2 );
+
+   fp = fopen( path, "r" );
+   if( fp == NULL ) {
+       ShowError( "buildin_getline:file %s not found", path );
+       script_pushint( st, -1 );
+       return 0;
+   }
+
+   while( !feof( fp ) ) {
+       fgets( line, sizeof( line ), fp );
+       lines++;
+   }
+   fclose( fp );
+
+   script_pushint( st, lines );
+   return 0;
+}
+
 #define BUILDIN_DEF(x,args) { buildin_ ## x , #x , args }
 #define BUILDIN_DEF2(x,x2,args) { buildin_ ## x , x2 , args }
 void script_parse_builtin(void) {
    struct script_function BUILDIN[] = {
+       BUILDIN_DEF( readline, "si" ),
+       BUILDIN_DEF( getline, "s" ),
        // NPC interaction
        BUILDIN_DEF(mes,"s*"),
        BUILDIN_DEF(next,""),
 
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