/* CCL print rpn tree - infix notation
* Europagate, 1995
*
- * $Log: cclptree.c,v $
- * Revision 1.4 1996-10-11 15:00:25 adam
- * CCL parser from Europagate Email gateway 1.0.
+ * $Id: cclptree.c,v 1.15 2003-10-16 10:18:29 adam Exp $
+ *
+ * Old Europagate Log:
*
* Revision 1.6 1995/05/16 09:39:26 adam
* LICENSE.
*/
#include <stdio.h>
-#include <assert.h>
#include <string.h>
+#include <ctype.h>
-#include <ccl.h>
+#include <yaz/ccl.h>
-void ccl_pr_tree (struct ccl_rpn_node *rpn, FILE *fd_out)
+void fprintSpaces(int indent,FILE * fd_out)
{
+ char buf[100];
+ sprintf(buf,"%%%d.s",indent);
+ fprintf(fd_out,buf," ");
+}
+void ccl_pr_tree_as_qrpn(struct ccl_rpn_node *rpn, FILE *fd_out, int indent)
+{
+ if(indent>0) fprintSpaces(indent,fd_out);
switch (rpn->kind)
{
case CCL_RPN_TERM:
- fprintf (fd_out, "\"%s\"", rpn->u.t.term);
if (rpn->u.t.attr_list)
{
struct ccl_rpn_attr *attr;
for (attr = rpn->u.t.attr_list; attr; attr = attr->next)
- fprintf (fd_out, " %d=%d", attr->type, attr->value);
+ {
+ if (attr->set)
+ fprintf(fd_out, "@attr %s", attr->set);
+ else
+ fprintf(fd_out, "@attr ");
+ switch(attr->kind)
+ {
+ case CCL_RPN_ATTR_NUMERIC:
+ fprintf (fd_out, "%d=%d ", attr->type,
+ attr->value.numeric);
+ break;
+ case CCL_RPN_ATTR_STRING:
+ fprintf (fd_out, "%d=%s ", attr->type,
+ attr->value.str);
+ }
+ }
}
- break;
+ fprintf (fd_out, "\"%s\"\n", rpn->u.t.term);
+ break;
case CCL_RPN_AND:
- fprintf (fd_out, "(");
- ccl_pr_tree (rpn->u.p[0], fd_out);
- fprintf (fd_out, ") and (");
- ccl_pr_tree (rpn->u.p[1], fd_out);
- fprintf (fd_out, ")");
- break;
+ fprintf (fd_out, "@and \n");
+ ccl_pr_tree_as_qrpn (rpn->u.p[0], fd_out,indent+2);
+ ccl_pr_tree_as_qrpn (rpn->u.p[1], fd_out,indent+2);
+ break;
case CCL_RPN_OR:
- fprintf (fd_out, "(");
- ccl_pr_tree (rpn->u.p[0], fd_out);
- fprintf (fd_out, ") or (");
- ccl_pr_tree (rpn->u.p[1], fd_out);
- fprintf (fd_out, ")");
- break;
+ fprintf (fd_out, "@or \n");
+ ccl_pr_tree_as_qrpn (rpn->u.p[0], fd_out,indent+2);
+ ccl_pr_tree_as_qrpn (rpn->u.p[1], fd_out,indent+2);
+ break;
case CCL_RPN_NOT:
- fprintf (fd_out, "(");
- ccl_pr_tree (rpn->u.p[0], fd_out);
- fprintf (fd_out, ") not (");
- ccl_pr_tree (rpn->u.p[1], fd_out);
- fprintf (fd_out, ")");
- break;
+ fprintf (fd_out, "@not ");
+ ccl_pr_tree_as_qrpn (rpn->u.p[0], fd_out,indent+2);
+ ccl_pr_tree_as_qrpn (rpn->u.p[1], fd_out,indent+2);
+ break;
case CCL_RPN_SET:
- fprintf (fd_out, "set=%s", rpn->u.setname);
- break;
+ fprintf (fd_out, "set=%s ", rpn->u.setname);
+ break;
+ case CCL_RPN_PROX:
+ if (rpn->u.p[2] && rpn->u.p[2]->kind == CCL_RPN_TERM)
+ {
+ const char *cp = rpn->u.p[2]->u.t.term;
+ /* exlusion distance ordered relation which-code unit-code */
+ if (*cp == '!')
+ {
+ /* word order specified */
+ if (isdigit(cp[1]))
+ fprintf(fd_out, "@prox 0 %s 1 2 known 2", cp+1);
+ else
+ fprintf(fd_out, "@prox 0 1 1 2 known 2");
+ }
+ else if (*cp == '%')
+ {
+ /* word order not specified */
+ if (isdigit(cp[1]))
+ fprintf(fd_out, "@prox 0 %s 0 2 known 2", cp+1);
+ else
+ fprintf(fd_out, "@prox 0 1 0 2 known 2");
+ }
+ }
+ ccl_pr_tree_as_qrpn (rpn->u.p[0], fd_out,indent+2);
+ ccl_pr_tree_as_qrpn (rpn->u.p[1], fd_out,indent+2);
+ break;
+ default:
+ fprintf(stderr,"Internal Error Unknown ccl_rpn node type %d\n",rpn->kind);
+ }
+}
+
+
+void ccl_pr_tree (struct ccl_rpn_node *rpn, FILE *fd_out)
+{
+ ccl_pr_tree_as_qrpn(rpn,fd_out,0);
+}
+
+
+static void ccl_pquery_complex (WRBUF w, struct ccl_rpn_node *p)
+{
+ switch (p->kind)
+ {
+ case CCL_RPN_AND:
+ wrbuf_puts(w, "@and ");
+ break;
+ case CCL_RPN_OR:
+ wrbuf_puts(w, "@or ");
+ break;
+ case CCL_RPN_NOT:
+ wrbuf_puts(w, "@not ");
+ break;
case CCL_RPN_PROX:
- fprintf (fd_out, "(");
- ccl_pr_tree (rpn->u.p[0], fd_out);
- fprintf (fd_out, ") prox (");
- ccl_pr_tree (rpn->u.p[1], fd_out);
- fprintf (fd_out, ")");
- break;
+ if (p->u.p[2] && p->u.p[2]->kind == CCL_RPN_TERM)
+ {
+ const char *cp = p->u.p[2]->u.t.term;
+ /* exlusion distance ordered relation which-code unit-code */
+ if (*cp == '!')
+ {
+ /* word order specified */
+ if (isdigit(cp[1]))
+ wrbuf_printf(w, "@prox 0 %s 1 2 k 2 ", cp+1);
+ else
+ wrbuf_printf(w, "@prox 0 1 1 2 k 2 ");
+ }
+ else if (*cp == '%')
+ {
+ /* word order not specified */
+ if (isdigit(cp[1]))
+ wrbuf_printf(w, "@prox 0 %s 0 2 k 2 ", cp+1);
+ else
+ wrbuf_printf(w, "@prox 0 1 0 2 k 2 ");
+ }
+ }
+ else
+ wrbuf_puts(w, "@prox 0 2 0 1 k 2 ");
+ break;
default:
- assert (0);
+ wrbuf_puts(w, "@ bad op (unknown) ");
}
+ ccl_pquery(w, p->u.p[0]);
+ ccl_pquery(w, p->u.p[1]);
}
+
+void ccl_pquery (WRBUF w, struct ccl_rpn_node *p)
+{
+ struct ccl_rpn_attr *att;
+ const char *cp;
+
+ switch (p->kind)
+ {
+ case CCL_RPN_AND:
+ case CCL_RPN_OR:
+ case CCL_RPN_NOT:
+ case CCL_RPN_PROX:
+ ccl_pquery_complex (w, p);
+ break;
+ case CCL_RPN_SET:
+ wrbuf_puts (w, "@set ");
+ wrbuf_puts (w, p->u.setname);
+ wrbuf_puts (w, " ");
+ break;
+ case CCL_RPN_TERM:
+ for (att = p->u.t.attr_list; att; att = att->next)
+ {
+ char tmpattr[128];
+ wrbuf_puts (w, "@attr ");
+ if (att->set)
+ {
+ wrbuf_puts (w, att->set);
+ wrbuf_puts (w, " ");
+ }
+ switch(att->kind)
+ {
+ case CCL_RPN_ATTR_NUMERIC:
+ sprintf(tmpattr, "%d=%d ", att->type, att->value.numeric);
+ wrbuf_puts (w, tmpattr);
+ break;
+ case CCL_RPN_ATTR_STRING:
+ sprintf(tmpattr, "%d=", att->type);
+ wrbuf_puts (w, tmpattr);
+ wrbuf_puts(w, att->value.str);
+ wrbuf_puts (w, " ");
+ break;
+ }
+ }
+ for (cp = p->u.t.term; *cp; cp++)
+ {
+ if (*cp == ' ' || *cp == '\\')
+ wrbuf_putc (w, '\\');
+ wrbuf_putc (w, *cp);
+ }
+ wrbuf_puts (w, " ");
+ break;
+ }
+}
+
+/*
+ * Local variables:
+ * tab-width: 4
+ * c-basic-offset: 4
+ * End:
+ */
projects / yaz-moved-to-github.git / blobdiff