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/*
* handler.h
*
* $Author$
* $Date$
*
* Copyright (C) 2003 why the lucky stiff
*/
#include "syck.h"
SYMID
syck_hdlr_add_node( SyckParser *p, SyckNode *n )
{
SYMID id;
if ( ! n->id )
{
n->id = (p->handler)( p, n );
}
id = n->id;
if ( n->anchor == NULL )
{
syck_free_node( n );
}
return id;
}
SyckNode *
syck_hdlr_add_anchor( SyckParser *p, char *a, SyckNode *n )
{
n->anchor = a;
st_insert( p->anchors, (st_data_t)a, (st_data_t)n );
return n;
}
SyckNode *
syck_hdlr_add_alias( SyckParser *p, char *a )
{
SyckNode *n;
if ( st_lookup( p->anchors, (st_data_t)a, (st_data_t *)&n ) )
{
return n;
}
return syck_new_str( "..." );
}
void
syck_add_transfer( char *uri, SyckNode *n, int taguri )
{
char *comma = NULL;
char *slash = uri;
char *domain = NULL;
if ( n->type_id != NULL )
{
S_FREE( n->type_id );
}
if ( taguri == 0 )
{
n->type_id = uri;
return;
}
n->type_id = syck_type_id_to_uri( uri );
S_FREE( uri );
}
char *
syck_xprivate( char *type_id, int type_len )
{
char *uri = S_ALLOC_N( char, type_len + 14 );
uri[0] = '\0';
strcat( uri, "x-private:" );
strncat( uri, type_id, type_len );
return uri;
}
char *
syck_taguri( char *domain, char *type_id, int type_len )
{
char *uri = S_ALLOC_N( char, strlen( domain ) + type_len + 14 );
uri[0] = '\0';
strcat( uri, "taguri:" );
strcat( uri, domain );
strcat( uri, ":" );
strncat( uri, type_id, type_len );
return uri;
}
int
syck_try_implicit( SyckNode *n )
{
return 1;
}
void
syck_fold_format( struct SyckStr *n, int blockType, int indt_len, int nlDisp )
{
char *spc;
char *eol = NULL;
char *first_nl = NULL;
char *fc = n->ptr;
int keep_nl = 0;
int nl_count = 0;
//
// Scan the sucker for newlines and strip indent
//
while ( fc < n->ptr + n->len )
{
if ( *fc == '\n' )
{
spc = fc;
while ( *(++spc) == ' ' )
{
if ( blockType != BLOCK_PLAIN && spc - fc > indt_len )
break;
}
if ( blockType != BLOCK_LIT && *spc != ' ' )
{
if ( eol != NULL ) fc = eol;
if ( first_nl == NULL && keep_nl == 1 )
{
first_nl = fc;
*first_nl = ' ';
}
if ( nl_count == 1 )
{
*first_nl = '\n';
keep_nl = 0;
}
}
fc += keep_nl;
if ( fc != spc && ( n->len - ( spc - n->ptr ) ) > 0 )
{
S_MEMMOVE( fc, spc, char, n->len - ( spc - n->ptr ) );
}
n->len -= spc - fc;
keep_nl = 1;
eol = NULL;
nl_count++;
}
else
{
//
// eol tracks the last space on a line
//
if ( *fc == ' ' )
{
if ( eol == NULL ) eol = fc;
}
else
{
eol = NULL;
}
first_nl = NULL;
nl_count = 0;
fc++;
}
}
n->ptr[n->len] = '\n';
//
// Chomp or keep?
//
if ( nlDisp != NL_KEEP )
{
fc = n->ptr + n->len - 1;
while ( *fc == '\n' )
fc--;
if ( nlDisp != NL_CHOMP )
fc += 1;
n->len = fc - n->ptr + 1;
}
else
{
//
// Force last line break which I gave back
// to the tokenizer.
//
n->len++;
n->ptr[n->len] = '\n';
}
n->ptr[ n->len ] = '\0';
}
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