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/*
* testXPath.c : a small tester program for XPath.
*
* See Copyright for the status of this software.
*
* Daniel.Veillard@w3.org
*/
#ifdef WIN32
#include "win32config.h"
#else
#include "config.h"
#endif
#include <stdio.h>
#include <string.h>
#ifdef HAVE_SYS_TYPES_H
#include <sys/types.h>
#endif
#ifdef HAVE_SYS_STAT_H
#include <sys/stat.h>
#endif
#ifdef HAVE_FCNTL_H
#include <fcntl.h>
#endif
#ifdef HAVE_UNISTD_H
#include <unistd.h>
#endif
#ifdef HAVE_STDLIB_H
#include <stdlib.h>
#endif
#include "xpath.h"
#include "tree.h"
#include "parser.h"
#include "debugXML.h"
#include "xmlmemory.h"
static int debug = 0;
static int expr = 0;
static xmlDocPtr document = NULL;
/*
* Default document
*/
static xmlChar buffer[] =
"<?xml version=\"1.0\"?>\n\
<EXAMPLE prop1=\"gnome is great\" prop2=\"& linux too\">\n\
<head>\n\
<title>Welcome to Gnome</title>\n\
</head>\n\
<chapter>\n\
<title>The Linux adventure</title>\n\
<p>bla bla bla ...</p>\n\
<image href=\"linus.gif\"/>\n\
<p>...</p>\n\
</chapter>\n\
<chapter>\n\
<title>Chapter 2</title>\n\
<p>this is chapter 2 ...</p>\n\
</chapter>\n\
<chapter>\n\
<title>Chapter 3</title>\n\
<p>this is chapter 3 ...</p>\n\
</chapter>\n\
<chapter>\n\
<title>Chapter 4</title>\n\
<p>this is chapter 4 ...</p>\n\
</chapter>\n\
<chapter>\n\
<title>Chapter 5</title>\n\
<p>this is chapter 5 ...</p>\n\
</chapter>\n\
</EXAMPLE>\n\
";
void xmlXPAthDebugDumpNodeSet(FILE *output, xmlNodeSetPtr cur) {
int i;
if (cur == NULL) {
fprintf(output, "NodeSet is NULL !\n");
return;
}
fprintf(output, "Set contains %d nodes:\n", cur->nodeNr);
for (i = 0;i < cur->nodeNr;i++) {
fprintf(output, "%d", i + 1);
if (cur->nodeTab[i] == NULL)
fprintf(output, " NULL\n");
else if ((cur->nodeTab[i]->type == XML_DOCUMENT_NODE) ||
(cur->nodeTab[i]->type == XML_HTML_DOCUMENT_NODE))
fprintf(output, " /\n");
else if (cur->nodeTab[i]->type == XML_ATTRIBUTE_NODE)
xmlDebugDumpAttr(output, (xmlAttrPtr)cur->nodeTab[i], 2);
else
xmlDebugDumpOneNode(output, cur->nodeTab[i], 2);
}
}
void xmlXPAthDebugDumpObject(FILE *output, xmlXPathObjectPtr cur) {
if (cur == NULL) {
fprintf(output, "Object is empty (NULL)\n");
return;
}
switch(cur->type) {
case XPATH_UNDEFINED:
fprintf(output, "Object is uninitialized\n");
break;
case XPATH_NODESET:
fprintf(output, "Object is a Node Set :\n");
xmlXPAthDebugDumpNodeSet(output, cur->nodesetval);
break;
case XPATH_BOOLEAN:
fprintf(output, "Object is a Boolean : ");
if (cur->boolval) fprintf(output, "true\n");
else fprintf(output, "false\n");
break;
case XPATH_NUMBER:
fprintf(output, "Object is a number : %0g\n", cur->floatval);
break;
case XPATH_STRING:
fprintf(output, "Object is a string : ");
xmlDebugDumpString(output, cur->stringval);
fprintf(output, "\n");
break;
}
}
void testXPath(const char *str) {
xmlXPathObjectPtr res;
xmlXPathContextPtr ctxt;
ctxt = xmlXPathNewContext(document);
if (expr)
res = xmlXPathEvalExpression(BAD_CAST str, ctxt);
else
res = xmlXPathEval(BAD_CAST str, ctxt);
xmlXPAthDebugDumpObject(stdout, res);
xmlXPathFreeObject(res);
xmlXPathFreeContext(ctxt);
}
void testXPathFile(const char *filename) {
FILE *input;
char expr[5000];
input = fopen(filename, "r");
if (input == NULL) {
fprintf(stderr, "Cannot open %s for reading\n", filename);
return;
}
while (fscanf(input, "%s", expr) != EOF) {
testXPath(expr);
}
fclose(input);
}
int main(int argc, char **argv) {
int i;
int strings = 0;
int usefile = 0;
char *filename = NULL;
for (i = 1; i < argc ; i++) {
if ((!strcmp(argv[i], "-debug")) || (!strcmp(argv[i], "--debug")))
debug++;
if ((!strcmp(argv[i], "-expr")) || (!strcmp(argv[i], "--expr")))
expr++;
if ((!strcmp(argv[i], "-i")) || (!strcmp(argv[i], "--input")))
filename = argv[++i];
if ((!strcmp(argv[i], "-f")) || (!strcmp(argv[i], "--file")))
usefile++;
}
if (document == NULL) {
if (filename == NULL)
document = xmlParseDoc(buffer);
else
document = xmlParseFile(filename);
}
for (i = 1; i < argc ; i++) {
if ((!strcmp(argv[i], "-i")) || (!strcmp(argv[i], "--input"))) {
i++; continue;
}
if (argv[i][0] != '-') {
if (usefile)
testXPathFile(argv[i]);
else
testXPath(argv[i]);
strings ++;
}
}
if (strings == 0) {
printf("Usage : %s [--debug] [--copy] stringsorfiles ...\n",
argv[0]);
printf("\tParse the XPath strings and output the result of the parsing\n");
printf("\t--debug : dump a debug version of the result\n");
printf("\t--expr : debug XPath expressions only\n");
printf("\t--input filename : or\n");
printf("\t-i filename : read the document from filename\n");
printf("\t--file : or\n");
printf("\t-f : read queries from files, args\n");
}
if (document != NULL)
xmlFreeDoc(document);
xmlCleanupParser();
xmlMemoryDump();
return(0);
}
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