/*
push a copy of an inline node onto stack
but don't push if implicit or OBJECT or APPLET
(implicit tags are ones generated from the istack)
One issue arises with pushing inlines when
the tag is already pushed. For instance:
<p><em>text
<p><em>more text
Shouldn't be mapped to
<p><em>text</em></p>
<p><em><em>more text</em></em>
*/
void PushInline( TidyDocImpl* doc, Node *node )
{
Lexer* lexer = doc->lexer;
IStack *istack;
if (node->implicit)
return;
if ( !IsNodePushable(node) )
return;
if ( !nodeIsFONT(node) && IsPushed(doc, node) )
return;
/* make sure there is enough space for the stack */
if (lexer->istacksize + 1 > lexer->istacklength)
{
if (lexer->istacklength == 0)
lexer->istacklength = 6; /* this is perhaps excessive */
lexer->istacklength = lexer->istacklength * 2;
lexer->istack = (IStack *)MemRealloc(lexer->istack,
sizeof(IStack)*(lexer->istacklength));
}
istack = &(lexer->istack[lexer->istacksize]);
istack->tag = node->tag;
istack->element = tmbstrdup(node->element);
istack->attributes = DupAttrs( doc, node->attributes );
++(lexer->istacksize);
}
Node *InsertedToken( TidyDocImpl* doc )
{
Lexer* lexer = doc->lexer;
Node *node;
IStack *istack;
uint n;
/* this will only be NULL if inode != NULL */
if (lexer->insert == NULL)
{
node = lexer->inode;
lexer->inode = NULL;
return node;
}
/*
is this is the "latest" node then update
the position, otherwise use current values
*/
if (lexer->inode == NULL)
{
lexer->lines = doc->docIn->curline;
lexer->columns = doc->docIn->curcol;
}
node = NewNode(lexer);
node->type = StartTag;
node->implicit = yes;
node->start = lexer->txtstart;
/* #431734 [JTidy bug #226261 (was 126261)] - fix by Gary Peskin 20 Dec 00 */
node->end = lexer->txtend; /* was : lexer->txtstart; */
istack = lexer->insert;
#if 0 && defined(_DEBUG)
if ( lexer->istacksize == 0 )
fprintf( stderr, "0-size istack!\n" );
#endif
node->element = tmbstrdup(istack->element);
node->tag = istack->tag;
node->attributes = DupAttrs( doc, istack->attributes );
/* advance lexer to next item on the stack */
n = (uint)(lexer->insert - &(lexer->istack[0]));
/* and recover state if we have reached the end */
if (++n < lexer->istacksize)
lexer->insert = &(lexer->istack[n]);
else
lexer->insert = NULL;
return node;
}
/* duplicate attributes */
AttVal *DupAttrs( TidyDocImpl* doc, AttVal *attrs)
{
AttVal *newattrs;
if (attrs == NULL)
return attrs;
newattrs = NewAttribute();
*newattrs = *attrs;
newattrs->next = DupAttrs( doc, attrs->next );
newattrs->attribute = tmbstrdup(attrs->attribute);
newattrs->value = tmbstrdup(attrs->value);
newattrs->dict = FindAttribute(doc, newattrs);
newattrs->asp = attrs->asp ? CloneNode(doc, attrs->asp) : NULL;
newattrs->php = attrs->php ? CloneNode(doc, attrs->php) : NULL;
return newattrs;
}
