shaba/libxml2
1
0
Fork 0
mirror of https://gitlab.gnome.org/GNOME/libxml2.git synced 2024-12-25 23:21:26 +03:00
Code
7e511f35f1
libxml2/debugXML.c
Nick Wellnhofer be76b7dfe3 debug: Improve error handling 
Print to debug output instead of global error handler.
2023-12-21 02:46:27 +01:00

3426 lines
100 KiB
C
Raw Blame History

/*
* debugXML.c : This is a set of routines used for debugging the tree
* produced by the XML parser.
*
* See Copyright for the status of this software.
*
* Daniel Veillard <daniel@veillard.com>
*/
#define IN_LIBXML
#include "libxml.h"
#ifdef LIBXML_DEBUG_ENABLED
#include <string.h>
#include <stdlib.h>
#include <libxml/xmlmemory.h>
#include <libxml/tree.h>
#include <libxml/parser.h>
#include <libxml/parserInternals.h>
#include <libxml/debugXML.h>
#include <libxml/HTMLtree.h>
#include <libxml/HTMLparser.h>
#include <libxml/xmlerror.h>
#include <libxml/xpathInternals.h>
#include <libxml/uri.h>
#ifdef LIBXML_SCHEMAS_ENABLED
#include <libxml/relaxng.h>
#endif
#include "private/error.h"
#define DUMP_TEXT_TYPE 1
typedef struct _xmlDebugCtxt xmlDebugCtxt;
typedef xmlDebugCtxt *xmlDebugCtxtPtr;
struct _xmlDebugCtxt {
FILE *output; /* the output file */
char shift[101]; /* used for indenting */
int depth; /* current depth */
xmlDocPtr doc; /* current document */
xmlNodePtr node; /* current node */
xmlDictPtr dict; /* the doc dictionary */
int check; /* do just checkings */
int errors; /* number of errors found */
int nodict; /* if the document has no dictionary */
int options; /* options */
};
static void xmlCtxtDumpNodeList(xmlDebugCtxtPtr ctxt, xmlNodePtr node);
static void
xmlCtxtDumpInitCtxt(xmlDebugCtxtPtr ctxt)
{
int i;
ctxt->depth = 0;
ctxt->check = 0;
ctxt->errors = 0;
ctxt->output = stdout;
ctxt->doc = NULL;
ctxt->node = NULL;
ctxt->dict = NULL;
ctxt->nodict = 0;
ctxt->options = 0;
for (i = 0; i < 100; i++)
ctxt->shift[i] = ' ';
ctxt->shift[100] = 0;
}
static void
xmlCtxtDumpCleanCtxt(xmlDebugCtxtPtr ctxt ATTRIBUTE_UNUSED)
{
/* remove the ATTRIBUTE_UNUSED when this is added */
}
/**
* xmlNsCheckScope:
* @node: the node
* @ns: the namespace node
*
* Check that a given namespace is in scope on a node.
*
* Returns 1 if in scope, -1 in case of argument error,
* -2 if the namespace is not in scope, and -3 if not on
* an ancestor node.
*/
static int
xmlNsCheckScope(xmlNodePtr node, xmlNsPtr ns)
{
xmlNsPtr cur;
if ((node == NULL) || (ns == NULL))
return(-1);
if ((node->type != XML_ELEMENT_NODE) &&
(node->type != XML_ATTRIBUTE_NODE) &&
(node->type != XML_DOCUMENT_NODE) &&
(node->type != XML_TEXT_NODE) &&
(node->type != XML_HTML_DOCUMENT_NODE) &&
(node->type != XML_XINCLUDE_START))
return(-2);
while ((node != NULL) &&
((node->type == XML_ELEMENT_NODE) ||
(node->type == XML_ATTRIBUTE_NODE) ||
(node->type == XML_TEXT_NODE) ||
(node->type == XML_XINCLUDE_START))) {
if ((node->type == XML_ELEMENT_NODE) ||
(node->type == XML_XINCLUDE_START)) {
cur = node->nsDef;
while (cur != NULL) {
if (cur == ns)
return(1);
if (xmlStrEqual(cur->prefix, ns->prefix))
return(-2);
cur = cur->next;
}
}
node = node->parent;
}
/* the xml namespace may be declared on the document node */
if ((node != NULL) &&
((node->type == XML_DOCUMENT_NODE) ||
(node->type == XML_HTML_DOCUMENT_NODE))) {
xmlNsPtr oldNs = ((xmlDocPtr) node)->oldNs;
if (oldNs == ns)
return(1);
}
return(-3);
}
static void
xmlCtxtDumpSpaces(xmlDebugCtxtPtr ctxt)
{
if (ctxt->check)
return;
if ((ctxt->output != NULL) && (ctxt->depth > 0)) {
if (ctxt->depth < 50)
fprintf(ctxt->output, "%s", &ctxt->shift[100 - 2 * ctxt->depth]);
else
fprintf(ctxt->output, "%s", ctxt->shift);
}
}
/**
* xmlDebugErr:
* @ctxt: a debug context
* @error: the error code
*
* Handle a debug error.
*/
static void
xmlDebugErr(xmlDebugCtxtPtr ctxt, int error, const char *msg)
{
ctxt->errors++;
fprintf(ctxt->output, "ERROR %d: %s", error, msg);
}
static void LIBXML_ATTR_FORMAT(3,0)
xmlDebugErr2(xmlDebugCtxtPtr ctxt, int error, const char *msg, int extra)
{
ctxt->errors++;
fprintf(ctxt->output, "ERROR %d: ", error);
fprintf(ctxt->output, msg, extra);
}
static void LIBXML_ATTR_FORMAT(3,0)
xmlDebugErr3(xmlDebugCtxtPtr ctxt, int error, const char *msg, const char *extra)
{
ctxt->errors++;
fprintf(ctxt->output, "ERROR %d: ", error);
fprintf(ctxt->output, msg, extra);
}
/**
* xmlCtxtNsCheckScope:
* @ctxt: the debugging context
* @node: the node
* @ns: the namespace node
*
* Report if a given namespace is is not in scope.
*/
static void
xmlCtxtNsCheckScope(xmlDebugCtxtPtr ctxt, xmlNodePtr node, xmlNsPtr ns)
{
int ret;
ret = xmlNsCheckScope(node, ns);
if (ret == -2) {
if (ns->prefix == NULL)
xmlDebugErr(ctxt, XML_CHECK_NS_SCOPE,
"Reference to default namespace not in scope\n");
else
xmlDebugErr3(ctxt, XML_CHECK_NS_SCOPE,
"Reference to namespace '%s' not in scope\n",
(char *) ns->prefix);
}
if (ret == -3) {
if (ns->prefix == NULL)
xmlDebugErr(ctxt, XML_CHECK_NS_ANCESTOR,
"Reference to default namespace not on ancestor\n");
else
xmlDebugErr3(ctxt, XML_CHECK_NS_ANCESTOR,
"Reference to namespace '%s' not on ancestor\n",
(char *) ns->prefix);
}
}
/**
* xmlCtxtCheckString:
* @ctxt: the debug context
* @str: the string
*
* Do debugging on the string, currently it just checks the UTF-8 content
*/
static void
xmlCtxtCheckString(xmlDebugCtxtPtr ctxt, const xmlChar * str)
{
if (str == NULL) return;
if (ctxt->check) {
if (!xmlCheckUTF8(str)) {
xmlDebugErr3(ctxt, XML_CHECK_NOT_UTF8,
"String is not UTF-8 %s", (const char *) str);
}
}
}
/**
* xmlCtxtCheckName:
* @ctxt: the debug context
* @name: the name
*
* Do debugging on the name, for example the dictionary status and
* conformance to the Name production.
*/
static void
xmlCtxtCheckName(xmlDebugCtxtPtr ctxt, const xmlChar * name)
{
if (ctxt->check) {
if (name == NULL) {
xmlDebugErr(ctxt, XML_CHECK_NO_NAME, "Name is NULL");
return;
}
#if defined(LIBXML_TREE_ENABLED) || defined(LIBXML_SCHEMAS_ENABLED)
if (xmlValidateName(name, 0)) {
xmlDebugErr3(ctxt, XML_CHECK_NOT_NCNAME,
"Name is not an NCName '%s'", (const char *) name);
}
#endif
if ((ctxt->dict != NULL) &&
(!xmlDictOwns(ctxt->dict, name)) &&
((ctxt->doc == NULL) ||
((ctxt->doc->parseFlags & (XML_PARSE_SAX1 | XML_PARSE_NODICT)) == 0))) {
xmlDebugErr3(ctxt, XML_CHECK_OUTSIDE_DICT,
"Name is not from the document dictionary '%s'",
(const char *) name);
}
}
}
static void
xmlCtxtGenericNodeCheck(xmlDebugCtxtPtr ctxt, xmlNodePtr node) {
xmlDocPtr doc;
xmlDictPtr dict;
doc = node->doc;
if (node->parent == NULL)
xmlDebugErr(ctxt, XML_CHECK_NO_PARENT,
"Node has no parent\n");
if (node->doc == NULL) {
xmlDebugErr(ctxt, XML_CHECK_NO_DOC,
"Node has no doc\n");
dict = NULL;
} else {
dict = doc->dict;
if ((dict == NULL) && (ctxt->nodict == 0)) {
#if 0
/* deactivated right now as it raises too many errors */
if (doc->type == XML_DOCUMENT_NODE)
xmlDebugErr(ctxt, XML_CHECK_NO_DICT,
"Document has no dictionary\n");
#endif
ctxt->nodict = 1;
}
if (ctxt->doc == NULL)
ctxt->doc = doc;
if (ctxt->dict == NULL) {
ctxt->dict = dict;
}
}
if ((node->parent != NULL) && (node->doc != node->parent->doc) &&
(!xmlStrEqual(node->name, BAD_CAST "pseudoroot")))
xmlDebugErr(ctxt, XML_CHECK_WRONG_DOC,
"Node doc differs from parent's one\n");
if (node->prev == NULL) {
if (node->type == XML_ATTRIBUTE_NODE) {
if ((node->parent != NULL) &&
(node != (xmlNodePtr) node->parent->properties))
xmlDebugErr(ctxt, XML_CHECK_NO_PREV,
"Attr has no prev and not first of attr list\n");
} else if ((node->parent != NULL) && (node->parent->children != node))
xmlDebugErr(ctxt, XML_CHECK_NO_PREV,
"Node has no prev and not first of parent list\n");
} else {
if (node->prev->next != node)
xmlDebugErr(ctxt, XML_CHECK_WRONG_PREV,
"Node prev->next : back link wrong\n");
}
if (node->next == NULL) {
if ((node->parent != NULL) && (node->type != XML_ATTRIBUTE_NODE) &&
(node->parent->last != node) &&
(node->parent->type == XML_ELEMENT_NODE))
xmlDebugErr(ctxt, XML_CHECK_NO_NEXT,
"Node has no next and not last of parent list\n");
} else {
if (node->next->prev != node)
xmlDebugErr(ctxt, XML_CHECK_WRONG_NEXT,
"Node next->prev : forward link wrong\n");
if (node->next->parent != node->parent)
xmlDebugErr(ctxt, XML_CHECK_WRONG_PARENT,
"Node next->prev : forward link wrong\n");
}
if (node->type == XML_ELEMENT_NODE) {
xmlNsPtr ns;
ns = node->nsDef;
while (ns != NULL) {
xmlCtxtNsCheckScope(ctxt, node, ns);
ns = ns->next;
}
if (node->ns != NULL)
xmlCtxtNsCheckScope(ctxt, node, node->ns);
} else if (node->type == XML_ATTRIBUTE_NODE) {
if (node->ns != NULL)
xmlCtxtNsCheckScope(ctxt, node, node->ns);
}
if ((node->type != XML_ELEMENT_NODE) &&
(node->type != XML_ATTRIBUTE_NODE) &&
(node->type != XML_ELEMENT_DECL) &&
(node->type != XML_ATTRIBUTE_DECL) &&
(node->type != XML_DTD_NODE) &&
(node->type != XML_HTML_DOCUMENT_NODE) &&
(node->type != XML_DOCUMENT_NODE)) {
if (node->content != NULL)
xmlCtxtCheckString(ctxt, (const xmlChar *) node->content);
}
switch (node->type) {
case XML_ELEMENT_NODE:
case XML_ATTRIBUTE_NODE:
xmlCtxtCheckName(ctxt, node->name);
break;
case XML_TEXT_NODE:
if ((node->name == xmlStringText) ||
(node->name == xmlStringTextNoenc))
break;
/* some case of entity substitution can lead to this */
if ((ctxt->dict != NULL) &&
(node->name == xmlDictLookup(ctxt->dict, BAD_CAST "nbktext",
7)))
break;
xmlDebugErr3(ctxt, XML_CHECK_WRONG_NAME,
"Text node has wrong name '%s'",
(const char *) node->name);
break;
case XML_COMMENT_NODE:
if (node->name == xmlStringComment)
break;
xmlDebugErr3(ctxt, XML_CHECK_WRONG_NAME,
"Comment node has wrong name '%s'",
(const char *) node->name);
break;
case XML_PI_NODE:
xmlCtxtCheckName(ctxt, node->name);
break;
case XML_CDATA_SECTION_NODE:
if (node->name == NULL)
break;
xmlDebugErr3(ctxt, XML_CHECK_NAME_NOT_NULL,
"CData section has non NULL name '%s'",
(const char *) node->name);
break;
case XML_ENTITY_REF_NODE:
case XML_ENTITY_NODE:
case XML_DOCUMENT_TYPE_NODE:
case XML_DOCUMENT_FRAG_NODE:
case XML_NOTATION_NODE:
case XML_DTD_NODE:
case XML_ELEMENT_DECL:
case XML_ATTRIBUTE_DECL:
case XML_ENTITY_DECL:
case XML_NAMESPACE_DECL:
case XML_XINCLUDE_START:
case XML_XINCLUDE_END:
case XML_DOCUMENT_NODE:
case XML_HTML_DOCUMENT_NODE:
break;
}
}
static void
xmlCtxtDumpString(xmlDebugCtxtPtr ctxt, const xmlChar * str)
{
int i;
if (ctxt->check) {
return;
}
/* TODO: check UTF8 content of the string */
if (str == NULL) {
fprintf(ctxt->output, "(NULL)");
return;
}
for (i = 0; i < 40; i++)
if (str[i] == 0)
return;
else if (IS_BLANK_CH(str[i]))
fputc(' ', ctxt->output);
else if (str[i] >= 0x80)
fprintf(ctxt->output, "#%X", str[i]);
else
fputc(str[i], ctxt->output);
fprintf(ctxt->output, "...");
}
static void
xmlCtxtDumpDtdNode(xmlDebugCtxtPtr ctxt, xmlDtdPtr dtd)
{
xmlCtxtDumpSpaces(ctxt);
if (dtd == NULL) {
if (!ctxt->check)
fprintf(ctxt->output, "DTD node is NULL\n");
return;
}
if (dtd->type != XML_DTD_NODE) {
xmlDebugErr(ctxt, XML_CHECK_NOT_DTD,
"Node is not a DTD");
return;
}
if (!ctxt->check) {
if (dtd->name != NULL)
fprintf(ctxt->output, "DTD(%s)", (char *) dtd->name);
else
fprintf(ctxt->output, "DTD");
if (dtd->ExternalID != NULL)
fprintf(ctxt->output, ", PUBLIC %s", (char *) dtd->ExternalID);
if (dtd->SystemID != NULL)
fprintf(ctxt->output, ", SYSTEM %s", (char *) dtd->SystemID);
fprintf(ctxt->output, "\n");
}
/*
* Do a bit of checking
*/
xmlCtxtGenericNodeCheck(ctxt, (xmlNodePtr) dtd);
}
static void
xmlCtxtDumpAttrDecl(xmlDebugCtxtPtr ctxt, xmlAttributePtr attr)
{
xmlCtxtDumpSpaces(ctxt);
if (attr == NULL) {
if (!ctxt->check)
fprintf(ctxt->output, "Attribute declaration is NULL\n");
return;
}
if (attr->type != XML_ATTRIBUTE_DECL) {
xmlDebugErr(ctxt, XML_CHECK_NOT_ATTR_DECL,
"Node is not an attribute declaration");
return;
}
if (attr->name != NULL) {
if (!ctxt->check)
fprintf(ctxt->output, "ATTRDECL(%s)", (char *) attr->name);
} else
xmlDebugErr(ctxt, XML_CHECK_NO_NAME,
"Node attribute declaration has no name");
if (attr->elem != NULL) {
if (!ctxt->check)
fprintf(ctxt->output, " for %s", (char *) attr->elem);
} else
xmlDebugErr(ctxt, XML_CHECK_NO_ELEM,
"Node attribute declaration has no element name");
if (!ctxt->check) {
switch (attr->atype) {
case XML_ATTRIBUTE_CDATA:
fprintf(ctxt->output, " CDATA");
break;
case XML_ATTRIBUTE_ID:
fprintf(ctxt->output, " ID");
break;
case XML_ATTRIBUTE_IDREF:
fprintf(ctxt->output, " IDREF");
break;
case XML_ATTRIBUTE_IDREFS:
fprintf(ctxt->output, " IDREFS");
break;
case XML_ATTRIBUTE_ENTITY:
fprintf(ctxt->output, " ENTITY");
break;
case XML_ATTRIBUTE_ENTITIES:
fprintf(ctxt->output, " ENTITIES");
break;
case XML_ATTRIBUTE_NMTOKEN:
fprintf(ctxt->output, " NMTOKEN");
break;
case XML_ATTRIBUTE_NMTOKENS:
fprintf(ctxt->output, " NMTOKENS");
break;
case XML_ATTRIBUTE_ENUMERATION:
fprintf(ctxt->output, " ENUMERATION");
break;
case XML_ATTRIBUTE_NOTATION:
fprintf(ctxt->output, " NOTATION ");
break;
}
if (attr->tree != NULL) {
int indx;
xmlEnumerationPtr cur = attr->tree;
for (indx = 0; indx < 5; indx++) {
if (indx != 0)
fprintf(ctxt->output, "|%s", (char *) cur->name);
else
fprintf(ctxt->output, " (%s", (char *) cur->name);
cur = cur->next;
if (cur == NULL)
break;
}
if (cur == NULL)
fprintf(ctxt->output, ")");
else
fprintf(ctxt->output, "...)");
}
switch (attr->def) {
case XML_ATTRIBUTE_NONE:
break;
case XML_ATTRIBUTE_REQUIRED:
fprintf(ctxt->output, " REQUIRED");
break;
case XML_ATTRIBUTE_IMPLIED:
fprintf(ctxt->output, " IMPLIED");
break;
case XML_ATTRIBUTE_FIXED:
fprintf(ctxt->output, " FIXED");
break;
}
if (attr->defaultValue != NULL) {
fprintf(ctxt->output, "\"");
xmlCtxtDumpString(ctxt, attr->defaultValue);
fprintf(ctxt->output, "\"");
}
fprintf(ctxt->output, "\n");
}
/*
* Do a bit of checking
*/
xmlCtxtGenericNodeCheck(ctxt, (xmlNodePtr) attr);
}
static void
xmlCtxtDumpElemDecl(xmlDebugCtxtPtr ctxt, xmlElementPtr elem)
{
xmlCtxtDumpSpaces(ctxt);
if (elem == NULL) {
if (!ctxt->check)
fprintf(ctxt->output, "Element declaration is NULL\n");
return;
}
if (elem->type != XML_ELEMENT_DECL) {
xmlDebugErr(ctxt, XML_CHECK_NOT_ELEM_DECL,
"Node is not an element declaration");
return;
}
if (elem->name != NULL) {
if (!ctxt->check) {
fprintf(ctxt->output, "ELEMDECL(");
xmlCtxtDumpString(ctxt, elem->name);
fprintf(ctxt->output, ")");
}
} else
xmlDebugErr(ctxt, XML_CHECK_NO_NAME,
"Element declaration has no name");
if (!ctxt->check) {
switch (elem->etype) {
case XML_ELEMENT_TYPE_UNDEFINED:
fprintf(ctxt->output, ", UNDEFINED");
break;
case XML_ELEMENT_TYPE_EMPTY:
fprintf(ctxt->output, ", EMPTY");
break;
case XML_ELEMENT_TYPE_ANY:
fprintf(ctxt->output, ", ANY");
break;
case XML_ELEMENT_TYPE_MIXED:
fprintf(ctxt->output, ", MIXED ");
break;
case XML_ELEMENT_TYPE_ELEMENT:
fprintf(ctxt->output, ", MIXED ");
break;
}
if ((elem->type != XML_ELEMENT_NODE) && (elem->content != NULL)) {
char buf[5001];
buf[0] = 0;
xmlSnprintfElementContent(buf, 5000, elem->content, 1);
buf[5000] = 0;
fprintf(ctxt->output, "%s", buf);
}
fprintf(ctxt->output, "\n");
}
/*
* Do a bit of checking
*/
xmlCtxtGenericNodeCheck(ctxt, (xmlNodePtr) elem);
}
static void
xmlCtxtDumpEntityDecl(xmlDebugCtxtPtr ctxt, xmlEntityPtr ent)
{
xmlCtxtDumpSpaces(ctxt);
if (ent == NULL) {
if (!ctxt->check)
fprintf(ctxt->output, "Entity declaration is NULL\n");
return;
}
if (ent->type != XML_ENTITY_DECL) {
xmlDebugErr(ctxt, XML_CHECK_NOT_ENTITY_DECL,
"Node is not an entity declaration");
return;
}
if (ent->name != NULL) {
if (!ctxt->check) {
fprintf(ctxt->output, "ENTITYDECL(");
xmlCtxtDumpString(ctxt, ent->name);
fprintf(ctxt->output, ")");
}
} else
xmlDebugErr(ctxt, XML_CHECK_NO_NAME,
"Entity declaration has no name");
if (!ctxt->check) {
switch (ent->etype) {
case XML_INTERNAL_GENERAL_ENTITY:
fprintf(ctxt->output, ", internal\n");
break;
case XML_EXTERNAL_GENERAL_PARSED_ENTITY:
fprintf(ctxt->output, ", external parsed\n");
break;
case XML_EXTERNAL_GENERAL_UNPARSED_ENTITY:
fprintf(ctxt->output, ", unparsed\n");
break;
case XML_INTERNAL_PARAMETER_ENTITY:
fprintf(ctxt->output, ", parameter\n");
break;
case XML_EXTERNAL_PARAMETER_ENTITY:
fprintf(ctxt->output, ", external parameter\n");
break;
case XML_INTERNAL_PREDEFINED_ENTITY:
fprintf(ctxt->output, ", predefined\n");
break;
}
if (ent->ExternalID) {
xmlCtxtDumpSpaces(ctxt);
fprintf(ctxt->output, " ExternalID=%s\n",
(char *) ent->ExternalID);
}
if (ent->SystemID) {
xmlCtxtDumpSpaces(ctxt);
fprintf(ctxt->output, " SystemID=%s\n",
(char *) ent->SystemID);
}
if (ent->URI != NULL) {
xmlCtxtDumpSpaces(ctxt);
fprintf(ctxt->output, " URI=%s\n", (char *) ent->URI);
}
if (ent->content) {
xmlCtxtDumpSpaces(ctxt);
fprintf(ctxt->output, " content=");
xmlCtxtDumpString(ctxt, ent->content);
fprintf(ctxt->output, "\n");
}
}
/*
* Do a bit of checking
*/
xmlCtxtGenericNodeCheck(ctxt, (xmlNodePtr) ent);
}
static void
xmlCtxtDumpNamespace(xmlDebugCtxtPtr ctxt, xmlNsPtr ns)
{
xmlCtxtDumpSpaces(ctxt);
if (ns == NULL) {
if (!ctxt->check)
fprintf(ctxt->output, "namespace node is NULL\n");
return;
}
if (ns->type != XML_NAMESPACE_DECL) {
xmlDebugErr(ctxt, XML_CHECK_NOT_NS_DECL,
"Node is not a namespace declaration");
return;
}
if (ns->href == NULL) {
if (ns->prefix != NULL)
xmlDebugErr3(ctxt, XML_CHECK_NO_HREF,
"Incomplete namespace %s href=NULL\n",
(char *) ns->prefix);
else
xmlDebugErr(ctxt, XML_CHECK_NO_HREF,
"Incomplete default namespace href=NULL\n");
} else {
if (!ctxt->check) {
if (ns->prefix != NULL)
fprintf(ctxt->output, "namespace %s href=",
(char *) ns->prefix);
else
fprintf(ctxt->output, "default namespace href=");
xmlCtxtDumpString(ctxt, ns->href);
fprintf(ctxt->output, "\n");
}
}
}
static void
xmlCtxtDumpNamespaceList(xmlDebugCtxtPtr ctxt, xmlNsPtr ns)
{
while (ns != NULL) {
xmlCtxtDumpNamespace(ctxt, ns);
ns = ns->next;
}
}
static void
xmlCtxtDumpEntity(xmlDebugCtxtPtr ctxt, xmlEntityPtr ent)
{
xmlCtxtDumpSpaces(ctxt);
if (ent == NULL) {
if (!ctxt->check)
fprintf(ctxt->output, "Entity is NULL\n");
return;
}
if (!ctxt->check) {
switch (ent->etype) {
case XML_INTERNAL_GENERAL_ENTITY:
fprintf(ctxt->output, "INTERNAL_GENERAL_ENTITY ");
break;
case XML_EXTERNAL_GENERAL_PARSED_ENTITY:
fprintf(ctxt->output, "EXTERNAL_GENERAL_PARSED_ENTITY ");
break;
case XML_EXTERNAL_GENERAL_UNPARSED_ENTITY:
fprintf(ctxt->output, "EXTERNAL_GENERAL_UNPARSED_ENTITY ");
break;
case XML_INTERNAL_PARAMETER_ENTITY:
fprintf(ctxt->output, "INTERNAL_PARAMETER_ENTITY ");
break;
case XML_EXTERNAL_PARAMETER_ENTITY:
fprintf(ctxt->output, "EXTERNAL_PARAMETER_ENTITY ");
break;
default:
fprintf(ctxt->output, "ENTITY_%d ! ", (int) ent->etype);
}
fprintf(ctxt->output, "%s\n", ent->name);
if (ent->ExternalID) {
xmlCtxtDumpSpaces(ctxt);
fprintf(ctxt->output, "ExternalID=%s\n",
(char *) ent->ExternalID);
}
if (ent->SystemID) {
xmlCtxtDumpSpaces(ctxt);
fprintf(ctxt->output, "SystemID=%s\n", (char *) ent->SystemID);
}
if (ent->URI) {
xmlCtxtDumpSpaces(ctxt);
fprintf(ctxt->output, "URI=%s\n", (char *) ent->URI);
}
if (ent->content) {
xmlCtxtDumpSpaces(ctxt);
fprintf(ctxt->output, "content=");
xmlCtxtDumpString(ctxt, ent->content);
fprintf(ctxt->output, "\n");
}
}
}
/**
* xmlCtxtDumpAttr:
* @output: the FILE * for the output
* @attr: the attribute
* @depth: the indentation level.
*
* Dumps debug information for the attribute
*/
static void
xmlCtxtDumpAttr(xmlDebugCtxtPtr ctxt, xmlAttrPtr attr)
{
xmlCtxtDumpSpaces(ctxt);
if (attr == NULL) {
if (!ctxt->check)
fprintf(ctxt->output, "Attr is NULL");
return;
}
if (!ctxt->check) {
fprintf(ctxt->output, "ATTRIBUTE ");
xmlCtxtDumpString(ctxt, attr->name);
fprintf(ctxt->output, "\n");
if (attr->children != NULL) {
ctxt->depth++;
xmlCtxtDumpNodeList(ctxt, attr->children);
ctxt->depth--;
}
}
if (attr->name == NULL)
xmlDebugErr(ctxt, XML_CHECK_NO_NAME,
"Attribute has no name");
/*
* Do a bit of checking
*/
xmlCtxtGenericNodeCheck(ctxt, (xmlNodePtr) attr);
}
/**
* xmlCtxtDumpAttrList:
* @output: the FILE * for the output
* @attr: the attribute list
* @depth: the indentation level.
*
* Dumps debug information for the attribute list
*/
static void
xmlCtxtDumpAttrList(xmlDebugCtxtPtr ctxt, xmlAttrPtr attr)
{
while (attr != NULL) {
xmlCtxtDumpAttr(ctxt, attr);
attr = attr->next;
}
}
/**
* xmlCtxtDumpOneNode:
* @output: the FILE * for the output
* @node: the node
* @depth: the indentation level.
*
* Dumps debug information for the element node, it is not recursive
*/
static void
xmlCtxtDumpOneNode(xmlDebugCtxtPtr ctxt, xmlNodePtr node)
{
if (node == NULL) {
if (!ctxt->check) {
xmlCtxtDumpSpaces(ctxt);
fprintf(ctxt->output, "node is NULL\n");
}
return;
}
ctxt->node = node;
switch (node->type) {
case XML_ELEMENT_NODE:
if (!ctxt->check) {
xmlCtxtDumpSpaces(ctxt);
fprintf(ctxt->output, "ELEMENT ");
if ((node->ns != NULL) && (node->ns->prefix != NULL)) {
xmlCtxtDumpString(ctxt, node->ns->prefix);
fprintf(ctxt->output, ":");
}
xmlCtxtDumpString(ctxt, node->name);
fprintf(ctxt->output, "\n");
}
break;
case XML_ATTRIBUTE_NODE:
if (!ctxt->check)
xmlCtxtDumpSpaces(ctxt);
fprintf(ctxt->output, "Error, ATTRIBUTE found here\n");
xmlCtxtGenericNodeCheck(ctxt, node);
return;
case XML_TEXT_NODE:
if (!ctxt->check) {
xmlCtxtDumpSpaces(ctxt);
if (node->name == (const xmlChar *) xmlStringTextNoenc)
fprintf(ctxt->output, "TEXT no enc");
else
fprintf(ctxt->output, "TEXT");
if (ctxt->options & DUMP_TEXT_TYPE) {
if (node->content == (xmlChar *) &(node->properties))
fprintf(ctxt->output, " compact\n");
else if (xmlDictOwns(ctxt->dict, node->content) == 1)
fprintf(ctxt->output, " interned\n");
else
fprintf(ctxt->output, "\n");
} else
fprintf(ctxt->output, "\n");
}
break;
case XML_CDATA_SECTION_NODE:
if (!ctxt->check) {
xmlCtxtDumpSpaces(ctxt);
fprintf(ctxt->output, "CDATA_SECTION\n");
}
break;
case XML_ENTITY_REF_NODE:
if (!ctxt->check) {
xmlCtxtDumpSpaces(ctxt);
fprintf(ctxt->output, "ENTITY_REF(%s)\n",
(char *) node->name);
}
break;
case XML_ENTITY_NODE:
if (!ctxt->check) {
xmlCtxtDumpSpaces(ctxt);
fprintf(ctxt->output, "ENTITY\n");
}
break;
case XML_PI_NODE:
if (!ctxt->check) {
xmlCtxtDumpSpaces(ctxt);
fprintf(ctxt->output, "PI %s\n", (char *) node->name);
}
break;
case XML_COMMENT_NODE:
if (!ctxt->check) {
xmlCtxtDumpSpaces(ctxt);
fprintf(ctxt->output, "COMMENT\n");
}
break;
case XML_DOCUMENT_NODE:
case XML_HTML_DOCUMENT_NODE:
if (!ctxt->check) {
xmlCtxtDumpSpaces(ctxt);
}
fprintf(ctxt->output, "Error, DOCUMENT found here\n");
xmlCtxtGenericNodeCheck(ctxt, node);
return;
case XML_DOCUMENT_TYPE_NODE:
if (!ctxt->check) {
xmlCtxtDumpSpaces(ctxt);
fprintf(ctxt->output, "DOCUMENT_TYPE\n");
}
break;
case XML_DOCUMENT_FRAG_NODE:
if (!ctxt->check) {
xmlCtxtDumpSpaces(ctxt);
fprintf(ctxt->output, "DOCUMENT_FRAG\n");
}
break;
case XML_NOTATION_NODE:
if (!ctxt->check) {
xmlCtxtDumpSpaces(ctxt);
fprintf(ctxt->output, "NOTATION\n");
}
break;
case XML_DTD_NODE:
xmlCtxtDumpDtdNode(ctxt, (xmlDtdPtr) node);
return;
case XML_ELEMENT_DECL:
xmlCtxtDumpElemDecl(ctxt, (xmlElementPtr) node);
return;
case XML_ATTRIBUTE_DECL:
xmlCtxtDumpAttrDecl(ctxt, (xmlAttributePtr) node);
return;
case XML_ENTITY_DECL:
xmlCtxtDumpEntityDecl(ctxt, (xmlEntityPtr) node);
return;
case XML_NAMESPACE_DECL:
xmlCtxtDumpNamespace(ctxt, (xmlNsPtr) node);
return;
case XML_XINCLUDE_START:
if (!ctxt->check) {
xmlCtxtDumpSpaces(ctxt);
fprintf(ctxt->output, "INCLUDE START\n");
}
return;
case XML_XINCLUDE_END:
if (!ctxt->check) {
xmlCtxtDumpSpaces(ctxt);
fprintf(ctxt->output, "INCLUDE END\n");
}
return;
default:
if (!ctxt->check)
xmlCtxtDumpSpaces(ctxt);
xmlDebugErr2(ctxt, XML_CHECK_UNKNOWN_NODE,
"Unknown node type %d\n", node->type);
return;
}
if (node->doc == NULL) {
if (!ctxt->check) {
xmlCtxtDumpSpaces(ctxt);
}
fprintf(ctxt->output, "PBM: doc == NULL !!!\n");
}
ctxt->depth++;
if ((node->type == XML_ELEMENT_NODE) && (node->nsDef != NULL))
xmlCtxtDumpNamespaceList(ctxt, node->nsDef);
if ((node->type == XML_ELEMENT_NODE) && (node->properties != NULL))
xmlCtxtDumpAttrList(ctxt, node->properties);
if (node->type != XML_ENTITY_REF_NODE) {
if ((node->type != XML_ELEMENT_NODE) && (node->content != NULL)) {
if (!ctxt->check) {
xmlCtxtDumpSpaces(ctxt);
fprintf(ctxt->output, "content=");
xmlCtxtDumpString(ctxt, node->content);
fprintf(ctxt->output, "\n");
}
}
} else {
xmlEntityPtr ent;
ent = xmlGetDocEntity(node->doc, node->name);
if (ent != NULL)
xmlCtxtDumpEntity(ctxt, ent);
}
ctxt->depth--;
/*
* Do a bit of checking
*/
xmlCtxtGenericNodeCheck(ctxt, node);
}
/**
* xmlCtxtDumpNode:
* @output: the FILE * for the output
* @node: the node
* @depth: the indentation level.
*
* Dumps debug information for the element node, it is recursive
*/
static void
xmlCtxtDumpNode(xmlDebugCtxtPtr ctxt, xmlNodePtr node)
{
if (node == NULL) {
if (!ctxt->check) {
xmlCtxtDumpSpaces(ctxt);
fprintf(ctxt->output, "node is NULL\n");
}
return;
}
xmlCtxtDumpOneNode(ctxt, node);
if ((node->type != XML_NAMESPACE_DECL) &&
(node->children != NULL) && (node->type != XML_ENTITY_REF_NODE)) {
ctxt->depth++;
xmlCtxtDumpNodeList(ctxt, node->children);
ctxt->depth--;
}
}
/**
* xmlCtxtDumpNodeList:
* @output: the FILE * for the output
* @node: the node list
* @depth: the indentation level.
*
* Dumps debug information for the list of element node, it is recursive
*/
static void
xmlCtxtDumpNodeList(xmlDebugCtxtPtr ctxt, xmlNodePtr node)
{
while (node != NULL) {
xmlCtxtDumpNode(ctxt, node);
node = node->next;
}
}
static void
xmlCtxtDumpDocHead(xmlDebugCtxtPtr ctxt, xmlDocPtr doc)
{
if (doc == NULL) {
if (!ctxt->check)
fprintf(ctxt->output, "DOCUMENT == NULL !\n");
return;
}
ctxt->node = (xmlNodePtr) doc;
switch (doc->type) {
case XML_ELEMENT_NODE:
xmlDebugErr(ctxt, XML_CHECK_FOUND_ELEMENT,
"Misplaced ELEMENT node\n");
break;
case XML_ATTRIBUTE_NODE:
xmlDebugErr(ctxt, XML_CHECK_FOUND_ATTRIBUTE,
"Misplaced ATTRIBUTE node\n");
break;
case XML_TEXT_NODE:
xmlDebugErr(ctxt, XML_CHECK_FOUND_TEXT,
"Misplaced TEXT node\n");
break;
case XML_CDATA_SECTION_NODE:
xmlDebugErr(ctxt, XML_CHECK_FOUND_CDATA,
"Misplaced CDATA node\n");
break;
case XML_ENTITY_REF_NODE:
xmlDebugErr(ctxt, XML_CHECK_FOUND_ENTITYREF,
"Misplaced ENTITYREF node\n");
break;
case XML_ENTITY_NODE:
xmlDebugErr(ctxt, XML_CHECK_FOUND_ENTITY,
"Misplaced ENTITY node\n");
break;
case XML_PI_NODE:
xmlDebugErr(ctxt, XML_CHECK_FOUND_PI,
"Misplaced PI node\n");
break;
case XML_COMMENT_NODE:
xmlDebugErr(ctxt, XML_CHECK_FOUND_COMMENT,
"Misplaced COMMENT node\n");
break;
case XML_DOCUMENT_NODE:
if (!ctxt->check)
fprintf(ctxt->output, "DOCUMENT\n");
break;
case XML_HTML_DOCUMENT_NODE:
if (!ctxt->check)
fprintf(ctxt->output, "HTML DOCUMENT\n");
break;
case XML_DOCUMENT_TYPE_NODE:
xmlDebugErr(ctxt, XML_CHECK_FOUND_DOCTYPE,
"Misplaced DOCTYPE node\n");
break;
case XML_DOCUMENT_FRAG_NODE:
xmlDebugErr(ctxt, XML_CHECK_FOUND_FRAGMENT,
"Misplaced FRAGMENT node\n");
break;
case XML_NOTATION_NODE:
xmlDebugErr(ctxt, XML_CHECK_FOUND_NOTATION,
"Misplaced NOTATION node\n");
break;
default:
xmlDebugErr2(ctxt, XML_CHECK_UNKNOWN_NODE,
"Unknown node type %d\n", doc->type);
}
}
/**
* xmlCtxtDumpDocumentHead:
* @output: the FILE * for the output
* @doc: the document
*
* Dumps debug information concerning the document, not recursive
*/
static void
xmlCtxtDumpDocumentHead(xmlDebugCtxtPtr ctxt, xmlDocPtr doc)
{
if (doc == NULL) return;
xmlCtxtDumpDocHead(ctxt, doc);
if (!ctxt->check) {
if (doc->name != NULL) {
fprintf(ctxt->output, "name=");
xmlCtxtDumpString(ctxt, BAD_CAST doc->name);
fprintf(ctxt->output, "\n");
}
if (doc->version != NULL) {
fprintf(ctxt->output, "version=");
xmlCtxtDumpString(ctxt, doc->version);
fprintf(ctxt->output, "\n");
}
if (doc->encoding != NULL) {
fprintf(ctxt->output, "encoding=");
xmlCtxtDumpString(ctxt, doc->encoding);
fprintf(ctxt->output, "\n");
}
if (doc->URL != NULL) {
fprintf(ctxt->output, "URL=");
xmlCtxtDumpString(ctxt, doc->URL);
fprintf(ctxt->output, "\n");
}
if (doc->standalone)
fprintf(ctxt->output, "standalone=true\n");
}
if (doc->oldNs != NULL)
xmlCtxtDumpNamespaceList(ctxt, doc->oldNs);
}
/**
* xmlCtxtDumpDocument:
* @output: the FILE * for the output
* @doc: the document
*
* Dumps debug information for the document, it's recursive
*/
static void
xmlCtxtDumpDocument(xmlDebugCtxtPtr ctxt, xmlDocPtr doc)
{
if (doc == NULL) {
if (!ctxt->check)
fprintf(ctxt->output, "DOCUMENT == NULL !\n");
return;
}
xmlCtxtDumpDocumentHead(ctxt, doc);
if (((doc->type == XML_DOCUMENT_NODE) ||
(doc->type == XML_HTML_DOCUMENT_NODE))
&& (doc->children != NULL)) {
ctxt->depth++;
xmlCtxtDumpNodeList(ctxt, doc->children);
ctxt->depth--;
}
}
static void
xmlCtxtDumpEntityCallback(void *payload, void *data,
const xmlChar *name ATTRIBUTE_UNUSED)
{
xmlEntityPtr cur = (xmlEntityPtr) payload;
xmlDebugCtxtPtr ctxt = (xmlDebugCtxtPtr) data;
if (cur == NULL) {
if (!ctxt->check)
fprintf(ctxt->output, "Entity is NULL");
return;
}
if (!ctxt->check) {
fprintf(ctxt->output, "%s : ", (char *) cur->name);
switch (cur->etype) {
case XML_INTERNAL_GENERAL_ENTITY:
fprintf(ctxt->output, "INTERNAL GENERAL, ");
break;
case XML_EXTERNAL_GENERAL_PARSED_ENTITY:
fprintf(ctxt->output, "EXTERNAL PARSED, ");
break;
case XML_EXTERNAL_GENERAL_UNPARSED_ENTITY:
fprintf(ctxt->output, "EXTERNAL UNPARSED, ");
break;
case XML_INTERNAL_PARAMETER_ENTITY:
fprintf(ctxt->output, "INTERNAL PARAMETER, ");
break;
case XML_EXTERNAL_PARAMETER_ENTITY:
fprintf(ctxt->output, "EXTERNAL PARAMETER, ");
break;
default:
xmlDebugErr2(ctxt, XML_CHECK_ENTITY_TYPE,
"Unknown entity type %d\n", cur->etype);
}
if (cur->ExternalID != NULL)
fprintf(ctxt->output, "ID \"%s\"", (char *) cur->ExternalID);
if (cur->SystemID != NULL)
fprintf(ctxt->output, "SYSTEM \"%s\"", (char *) cur->SystemID);
if (cur->orig != NULL)
fprintf(ctxt->output, "\n orig \"%s\"", (char *) cur->orig);
if ((cur->type != XML_ELEMENT_NODE) && (cur->content != NULL))
fprintf(ctxt->output, "\n content \"%s\"",
(char *) cur->content);
fprintf(ctxt->output, "\n");
}
}
/**
* xmlCtxtDumpEntities:
* @output: the FILE * for the output
* @doc: the document
*
* Dumps debug information for all the entities in use by the document
*/
static void
xmlCtxtDumpEntities(xmlDebugCtxtPtr ctxt, xmlDocPtr doc)
{
if (doc == NULL) return;
xmlCtxtDumpDocHead(ctxt, doc);
if ((doc->intSubset != NULL) && (doc->intSubset->entities != NULL)) {
xmlEntitiesTablePtr table = (xmlEntitiesTablePtr)
doc->intSubset->entities;
if (!ctxt->check)
fprintf(ctxt->output, "Entities in internal subset\n");
xmlHashScan(table, xmlCtxtDumpEntityCallback, ctxt);
} else
fprintf(ctxt->output, "No entities in internal subset\n");
if ((doc->extSubset != NULL) && (doc->extSubset->entities != NULL)) {
xmlEntitiesTablePtr table = (xmlEntitiesTablePtr)
doc->extSubset->entities;
if (!ctxt->check)
fprintf(ctxt->output, "Entities in external subset\n");
xmlHashScan(table, xmlCtxtDumpEntityCallback, ctxt);
} else if (!ctxt->check)
fprintf(ctxt->output, "No entities in external subset\n");
}
/**
* xmlCtxtDumpDTD:
* @output: the FILE * for the output
* @dtd: the DTD
*
* Dumps debug information for the DTD
*/
static void
xmlCtxtDumpDTD(xmlDebugCtxtPtr ctxt, xmlDtdPtr dtd)
{
if (dtd == NULL) {
if (!ctxt->check)
fprintf(ctxt->output, "DTD is NULL\n");
return;
}
xmlCtxtDumpDtdNode(ctxt, dtd);
if (dtd->children == NULL)
fprintf(ctxt->output, " DTD is empty\n");
else {
ctxt->depth++;
xmlCtxtDumpNodeList(ctxt, dtd->children);
ctxt->depth--;
}
}
/************************************************************************
* *
* Public entry points for dump *
* *
************************************************************************/
/**
* xmlDebugDumpString:
* @output: the FILE * for the output
* @str: the string
*
* Dumps information about the string, shorten it if necessary
*/
void
xmlDebugDumpString(FILE * output, const xmlChar * str)
{
int i;
if (output == NULL)
output = stdout;
if (str == NULL) {
fprintf(output, "(NULL)");
return;
}
for (i = 0; i < 40; i++)
if (str[i] == 0)
return;
else if (IS_BLANK_CH(str[i]))
fputc(' ', output);
else if (str[i] >= 0x80)
fprintf(output, "#%X", str[i]);
else
fputc(str[i], output);
fprintf(output, "...");
}
/**
* xmlDebugDumpAttr:
* @output: the FILE * for the output
* @attr: the attribute
* @depth: the indentation level.
*
* Dumps debug information for the attribute
*/
void
xmlDebugDumpAttr(FILE *output, xmlAttrPtr attr, int depth) {
xmlDebugCtxt ctxt;
if (output == NULL) return;
xmlCtxtDumpInitCtxt(&ctxt);
ctxt.output = output;
ctxt.depth = depth;
xmlCtxtDumpAttr(&ctxt, attr);
xmlCtxtDumpCleanCtxt(&ctxt);
}
/**
* xmlDebugDumpEntities:
* @output: the FILE * for the output
* @doc: the document
*
* Dumps debug information for all the entities in use by the document
*/
void
xmlDebugDumpEntities(FILE * output, xmlDocPtr doc)
{
xmlDebugCtxt ctxt;
if (output == NULL) return;
xmlCtxtDumpInitCtxt(&ctxt);
ctxt.output = output;
xmlCtxtDumpEntities(&ctxt, doc);
xmlCtxtDumpCleanCtxt(&ctxt);
}
/**
* xmlDebugDumpAttrList:
* @output: the FILE * for the output
* @attr: the attribute list
* @depth: the indentation level.
*
* Dumps debug information for the attribute list
*/
void
xmlDebugDumpAttrList(FILE * output, xmlAttrPtr attr, int depth)
{
xmlDebugCtxt ctxt;
if (output == NULL) return;
xmlCtxtDumpInitCtxt(&ctxt);
ctxt.output = output;
ctxt.depth = depth;
xmlCtxtDumpAttrList(&ctxt, attr);
xmlCtxtDumpCleanCtxt(&ctxt);
}
/**
* xmlDebugDumpOneNode:
* @output: the FILE * for the output
* @node: the node
* @depth: the indentation level.
*
* Dumps debug information for the element node, it is not recursive
*/
void
xmlDebugDumpOneNode(FILE * output, xmlNodePtr node, int depth)
{
xmlDebugCtxt ctxt;
if (output == NULL) return;
xmlCtxtDumpInitCtxt(&ctxt);
ctxt.output = output;
ctxt.depth = depth;
xmlCtxtDumpOneNode(&ctxt, node);
xmlCtxtDumpCleanCtxt(&ctxt);
}
/**
* xmlDebugDumpNode:
* @output: the FILE * for the output
* @node: the node
* @depth: the indentation level.
*
* Dumps debug information for the element node, it is recursive
*/
void
xmlDebugDumpNode(FILE * output, xmlNodePtr node, int depth)
{
xmlDebugCtxt ctxt;
if (output == NULL)
output = stdout;
xmlCtxtDumpInitCtxt(&ctxt);
ctxt.output = output;
ctxt.depth = depth;
xmlCtxtDumpNode(&ctxt, node);
xmlCtxtDumpCleanCtxt(&ctxt);
}
/**
* xmlDebugDumpNodeList:
* @output: the FILE * for the output
* @node: the node list
* @depth: the indentation level.
*
* Dumps debug information for the list of element node, it is recursive
*/
void
xmlDebugDumpNodeList(FILE * output, xmlNodePtr node, int depth)
{
xmlDebugCtxt ctxt;
if (output == NULL)
output = stdout;
xmlCtxtDumpInitCtxt(&ctxt);
ctxt.output = output;
ctxt.depth = depth;
xmlCtxtDumpNodeList(&ctxt, node);
xmlCtxtDumpCleanCtxt(&ctxt);
}
/**
* xmlDebugDumpDocumentHead:
* @output: the FILE * for the output
* @doc: the document
*
* Dumps debug information concerning the document, not recursive
*/
void
xmlDebugDumpDocumentHead(FILE * output, xmlDocPtr doc)
{
xmlDebugCtxt ctxt;
if (output == NULL)
output = stdout;
xmlCtxtDumpInitCtxt(&ctxt);
ctxt.options |= DUMP_TEXT_TYPE;
ctxt.output = output;
xmlCtxtDumpDocumentHead(&ctxt, doc);
xmlCtxtDumpCleanCtxt(&ctxt);
}
/**
* xmlDebugDumpDocument:
* @output: the FILE * for the output
* @doc: the document
*
* Dumps debug information for the document, it's recursive
*/
void
xmlDebugDumpDocument(FILE * output, xmlDocPtr doc)
{
xmlDebugCtxt ctxt;
if (output == NULL)
output = stdout;
xmlCtxtDumpInitCtxt(&ctxt);
ctxt.options |= DUMP_TEXT_TYPE;
ctxt.output = output;
xmlCtxtDumpDocument(&ctxt, doc);
xmlCtxtDumpCleanCtxt(&ctxt);
}
/**
* xmlDebugDumpDTD:
* @output: the FILE * for the output
* @dtd: the DTD
*
* Dumps debug information for the DTD
*/
void
xmlDebugDumpDTD(FILE * output, xmlDtdPtr dtd)
{
xmlDebugCtxt ctxt;
if (output == NULL)
output = stdout;
xmlCtxtDumpInitCtxt(&ctxt);
ctxt.options |= DUMP_TEXT_TYPE;
ctxt.output = output;
xmlCtxtDumpDTD(&ctxt, dtd);
xmlCtxtDumpCleanCtxt(&ctxt);
}
/************************************************************************
* *
* Public entry points for checkings *
* *
************************************************************************/
/**
* xmlDebugCheckDocument:
* @output: the FILE * for the output
* @doc: the document
*
* Check the document for potential content problems, and output
* the errors to @output
*
* Returns the number of errors found
*/
int
xmlDebugCheckDocument(FILE * output, xmlDocPtr doc)
{
xmlDebugCtxt ctxt;
if (output == NULL)
output = stdout;
xmlCtxtDumpInitCtxt(&ctxt);
ctxt.output = output;
ctxt.check = 1;
xmlCtxtDumpDocument(&ctxt, doc);
xmlCtxtDumpCleanCtxt(&ctxt);
return(ctxt.errors);
}
/************************************************************************
* *
* Helpers for Shell *
* *
************************************************************************/
/**
* xmlLsCountNode:
* @node: the node to count
*
* Count the children of @node.
*
* Returns the number of children of @node.
*/
int
xmlLsCountNode(xmlNodePtr node) {
int ret = 0;
xmlNodePtr list = NULL;
if (node == NULL)
return(0);
switch (node->type) {
case XML_ELEMENT_NODE:
list = node->children;
break;
case XML_DOCUMENT_NODE:
case XML_HTML_DOCUMENT_NODE:
list = ((xmlDocPtr) node)->children;
break;
case XML_ATTRIBUTE_NODE:
list = ((xmlAttrPtr) node)->children;
break;
case XML_TEXT_NODE:
case XML_CDATA_SECTION_NODE:
case XML_PI_NODE:
case XML_COMMENT_NODE:
if (node->content != NULL) {
ret = xmlStrlen(node->content);
}
break;
case XML_ENTITY_REF_NODE:
case XML_DOCUMENT_TYPE_NODE:
case XML_ENTITY_NODE:
case XML_DOCUMENT_FRAG_NODE:
case XML_NOTATION_NODE:
case XML_DTD_NODE:
case XML_ELEMENT_DECL:
case XML_ATTRIBUTE_DECL:
case XML_ENTITY_DECL:
case XML_NAMESPACE_DECL:
case XML_XINCLUDE_START:
case XML_XINCLUDE_END:
ret = 1;
break;
}
for (;list != NULL;ret++)
list = list->next;
return(ret);
}
/**
* xmlLsOneNode:
* @output: the FILE * for the output
* @node: the node to dump
*
* Dump to @output the type and name of @node.
*/
void
xmlLsOneNode(FILE *output, xmlNodePtr node) {
if (output == NULL) return;
if (node == NULL) {
fprintf(output, "NULL\n");
return;
}
switch (node->type) {
case XML_ELEMENT_NODE:
fprintf(output, "-");
break;
case XML_ATTRIBUTE_NODE:
fprintf(output, "a");
break;
case XML_TEXT_NODE:
fprintf(output, "t");
break;
case XML_CDATA_SECTION_NODE:
fprintf(output, "C");
break;
case XML_ENTITY_REF_NODE:
fprintf(output, "e");
break;
case XML_ENTITY_NODE:
fprintf(output, "E");
break;
case XML_PI_NODE:
fprintf(output, "p");
break;
case XML_COMMENT_NODE:
fprintf(output, "c");
break;
case XML_DOCUMENT_NODE:
fprintf(output, "d");
break;
case XML_HTML_DOCUMENT_NODE:
fprintf(output, "h");
break;
case XML_DOCUMENT_TYPE_NODE:
fprintf(output, "T");
break;
case XML_DOCUMENT_FRAG_NODE:
fprintf(output, "F");
break;
case XML_NOTATION_NODE:
fprintf(output, "N");
break;
case XML_NAMESPACE_DECL:
fprintf(output, "n");
break;
default:
fprintf(output, "?");
}
if (node->type != XML_NAMESPACE_DECL) {
if (node->properties != NULL)
fprintf(output, "a");
else
fprintf(output, "-");
if (node->nsDef != NULL)
fprintf(output, "n");
else
fprintf(output, "-");
}
fprintf(output, " %8d ", xmlLsCountNode(node));
switch (node->type) {
case XML_ELEMENT_NODE:
if (node->name != NULL) {
if ((node->ns != NULL) && (node->ns->prefix != NULL))
fprintf(output, "%s:", node->ns->prefix);
fprintf(output, "%s", (const char *) node->name);
}
break;
case XML_ATTRIBUTE_NODE:
if (node->name != NULL)
fprintf(output, "%s", (const char *) node->name);
break;
case XML_TEXT_NODE:
if (node->content != NULL) {
xmlDebugDumpString(output, node->content);
}
break;
case XML_CDATA_SECTION_NODE:
break;
case XML_ENTITY_REF_NODE:
if (node->name != NULL)
fprintf(output, "%s", (const char *) node->name);
break;
case XML_ENTITY_NODE:
if (node->name != NULL)
fprintf(output, "%s", (const char *) node->name);
break;
case XML_PI_NODE:
if (node->name != NULL)
fprintf(output, "%s", (const char *) node->name);
break;
case XML_COMMENT_NODE:
break;
case XML_DOCUMENT_NODE:
break;
case XML_HTML_DOCUMENT_NODE:
break;
case XML_DOCUMENT_TYPE_NODE:
break;
case XML_DOCUMENT_FRAG_NODE:
break;
case XML_NOTATION_NODE:
break;
case XML_NAMESPACE_DECL: {
xmlNsPtr ns = (xmlNsPtr) node;
if (ns->prefix == NULL)
fprintf(output, "default -> %s", (char *)ns->href);
else
fprintf(output, "%s -> %s", (char *)ns->prefix,
(char *)ns->href);
break;
}
default:
if (node->name != NULL)
fprintf(output, "%s", (const char *) node->name);
}
fprintf(output, "\n");
}
/**
* xmlBoolToText:
* @boolval: a bool to turn into text
*
* Convenient way to turn bool into text
*
* Returns a pointer to either "True" or "False"
*/
const char *
xmlBoolToText(int boolval)
{
if (boolval)
return("True");
else
return("False");
}
#ifdef LIBXML_XPATH_ENABLED
/****************************************************************
* *
* The XML shell related functions *
* *
****************************************************************/
/*
* TODO: Improvement/cleanups for the XML shell
* - allow to shell out an editor on a subpart
* - cleanup function registrations (with help) and calling
* - provide registration routines
*/
/**
* xmlShellPrintXPathError:
* @errorType: valid xpath error id
* @arg: the argument that cause xpath to fail
*
* Print the xpath error to libxml default error channel
*/
void
xmlShellPrintXPathError(int errorType, const char *arg)
{
const char *default_arg = "Result";
if (!arg)
arg = default_arg;
switch (errorType) {
case XPATH_UNDEFINED:
fprintf(stderr,
"%s: no such node\n", arg);
break;
case XPATH_BOOLEAN:
fprintf(stderr,
"%s is a Boolean\n", arg);
break;
case XPATH_NUMBER:
fprintf(stderr,
"%s is a number\n", arg);
break;
case XPATH_STRING:
fprintf(stderr,
"%s is a string\n", arg);
break;
#ifdef LIBXML_XPTR_LOCS_ENABLED
case XPATH_POINT:
fprintf(stderr,
"%s is a point\n", arg);
break;
case XPATH_RANGE:
fprintf(stderr,
"%s is a range\n", arg);
break;
case XPATH_LOCATIONSET:
fprintf(stderr,
"%s is a range\n", arg);
break;
#endif /* LIBXML_XPTR_LOCS_ENABLED */
case XPATH_USERS:
fprintf(stderr,
"%s is user-defined\n", arg);
break;
case XPATH_XSLT_TREE:
fprintf(stderr,
"%s is an XSLT value tree\n", arg);
break;
}
#if 0
fprintf(stderr,
"Try casting the result string function (xpath builtin)\n",
arg);
#endif
}
#ifdef LIBXML_OUTPUT_ENABLED
/**
* xmlShellPrintNodeCtxt:
* @ctxt : a non-null shell context
* @node : a non-null node to print to the output FILE
*
* Print node to the output FILE
*/
static void
xmlShellPrintNodeCtxt(xmlShellCtxtPtr ctxt,xmlNodePtr node)
{
FILE *fp;
if (!node)
return;
if (ctxt == NULL)
fp = stdout;
else
fp = ctxt->output;
if (node->type == XML_DOCUMENT_NODE)
xmlDocDump(fp, (xmlDocPtr) node);
else if (node->type == XML_ATTRIBUTE_NODE)
xmlDebugDumpAttrList(fp, (xmlAttrPtr) node, 0);
else
xmlElemDump(fp, node->doc, node);
fprintf(fp, "\n");
}
/**
* xmlShellPrintNode:
* @node : a non-null node to print to the output FILE
*
* Print node to the output FILE
*/
void
xmlShellPrintNode(xmlNodePtr node)
{
xmlShellPrintNodeCtxt(NULL, node);
}
#endif /* LIBXML_OUTPUT_ENABLED */
/**
* xmlShellPrintXPathResultCtxt:
* @ctxt: a valid shell context
* @list: a valid result generated by an xpath evaluation
*
* Prints result to the output FILE
*/
static void
xmlShellPrintXPathResultCtxt(xmlShellCtxtPtr ctxt,xmlXPathObjectPtr list)
{
if (!ctxt)
return;
if (list != NULL) {
switch (list->type) {
case XPATH_NODESET:{
#ifdef LIBXML_OUTPUT_ENABLED
int indx;
if (list->nodesetval) {
for (indx = 0; indx < list->nodesetval->nodeNr;
indx++) {
xmlShellPrintNodeCtxt(ctxt,
list->nodesetval->nodeTab[indx]);
}
} else {
fprintf(ctxt->output,
"Empty node set\n");
}
break;
#else
fprintf(ctxt->output,
"Node set\n");
#endif /* LIBXML_OUTPUT_ENABLED */
}
case XPATH_BOOLEAN:
fprintf(ctxt->output,
"Is a Boolean:%s\n",
xmlBoolToText(list->boolval));
break;
case XPATH_NUMBER:
fprintf(ctxt->output,
"Is a number:%0g\n", list->floatval);
break;
case XPATH_STRING:
fprintf(ctxt->output,
"Is a string:%s\n", list->stringval);
break;
default:
xmlShellPrintXPathError(list->type, NULL);
}
}
}
/**
* xmlShellPrintXPathResult:
* @list: a valid result generated by an xpath evaluation
*
* Prints result to the output FILE
*/
void
xmlShellPrintXPathResult(xmlXPathObjectPtr list)
{
xmlShellPrintXPathResultCtxt(NULL, list);
}
/**
* xmlShellList:
* @ctxt: the shell context
* @arg: unused
* @node: a node
* @node2: unused
*
* Implements the XML shell function "ls"
* Does an Unix like listing of the given node (like a directory)
*
* Returns 0
*/
int
xmlShellList(xmlShellCtxtPtr ctxt,
char *arg ATTRIBUTE_UNUSED, xmlNodePtr node,
xmlNodePtr node2 ATTRIBUTE_UNUSED)
{
xmlNodePtr cur;
if (!ctxt)
return (0);
if (node == NULL) {
fprintf(ctxt->output, "NULL\n");
return (0);
}
if ((node->type == XML_DOCUMENT_NODE) ||
(node->type == XML_HTML_DOCUMENT_NODE)) {
cur = ((xmlDocPtr) node)->children;
} else if (node->type == XML_NAMESPACE_DECL) {
xmlLsOneNode(ctxt->output, node);
return (0);
} else if (node->children != NULL) {
cur = node->children;
} else {
xmlLsOneNode(ctxt->output, node);
return (0);
}
while (cur != NULL) {
xmlLsOneNode(ctxt->output, cur);
cur = cur->next;
}
return (0);
}
/**
* xmlShellBase:
* @ctxt: the shell context
* @arg: unused
* @node: a node
* @node2: unused
*
* Implements the XML shell function "base"
* dumps the current XML base of the node
*
* Returns 0
*/
int
xmlShellBase(xmlShellCtxtPtr ctxt,
char *arg ATTRIBUTE_UNUSED, xmlNodePtr node,
xmlNodePtr node2 ATTRIBUTE_UNUSED)
{
xmlChar *base;
if (!ctxt)
return 0;
if (node == NULL) {
fprintf(ctxt->output, "NULL\n");
return (0);
}
base = xmlNodeGetBase(node->doc, node);
if (base == NULL) {
fprintf(ctxt->output, " No base found !!!\n");
} else {
fprintf(ctxt->output, "%s\n", base);
xmlFree(base);
}
return (0);
}
#ifdef LIBXML_TREE_ENABLED
/**
* xmlShellSetBase:
* @ctxt: the shell context
* @arg: the new base
* @node: a node
* @node2: unused
*
* Implements the XML shell function "setbase"
* change the current XML base of the node
*
* Returns 0
*/
static int
xmlShellSetBase(xmlShellCtxtPtr ctxt ATTRIBUTE_UNUSED,
char *arg ATTRIBUTE_UNUSED, xmlNodePtr node,
xmlNodePtr node2 ATTRIBUTE_UNUSED)
{
xmlNodeSetBase(node, (xmlChar*) arg);
return (0);
}
#endif
#ifdef LIBXML_XPATH_ENABLED
/**
* xmlShellRegisterNamespace:
* @ctxt: the shell context
* @arg: a string in prefix=nsuri format
* @node: unused
* @node2: unused
*
* Implements the XML shell function "setns"
* register/unregister a prefix=namespace pair
* on the XPath context
*
* Returns 0 on success and a negative value otherwise.
*/
static int
xmlShellRegisterNamespace(xmlShellCtxtPtr ctxt, char *arg,
xmlNodePtr node ATTRIBUTE_UNUSED, xmlNodePtr node2 ATTRIBUTE_UNUSED)
{
xmlChar* nsListDup;
xmlChar* prefix;
xmlChar* href;
xmlChar* next;
nsListDup = xmlStrdup((xmlChar *) arg);
next = nsListDup;
while(next != NULL) {
/* skip spaces */
/*while((*next) == ' ') next++;*/
if((*next) == '\0') break;
/* find prefix */
prefix = next;
next = (xmlChar*)xmlStrchr(next, '=');
if(next == NULL) {
fprintf(ctxt->output, "setns: prefix=[nsuri] required\n");
xmlFree(nsListDup);
return(-1);
}
*(next++) = '\0';
/* find href */
href = next;
next = (xmlChar*)xmlStrchr(next, ' ');
if(next != NULL) {
*(next++) = '\0';
}
/* do register namespace */
if(xmlXPathRegisterNs(ctxt->pctxt, prefix, href) != 0) {
fprintf(ctxt->output,"Error: unable to register NS with prefix=\"%s\" and href=\"%s\"\n", prefix, href);
xmlFree(nsListDup);
return(-1);
}
}
xmlFree(nsListDup);
return(0);
}
/**
* xmlShellRegisterRootNamespaces:
* @ctxt: the shell context
* @arg: unused
* @node: the root element
* @node2: unused
*
* Implements the XML shell function "setrootns"
* which registers all namespaces declarations found on the root element.
*
* Returns 0 on success and a negative value otherwise.
*/
static int
xmlShellRegisterRootNamespaces(xmlShellCtxtPtr ctxt, char *arg ATTRIBUTE_UNUSED,
xmlNodePtr root, xmlNodePtr node2 ATTRIBUTE_UNUSED)
{
xmlNsPtr ns;
if ((root == NULL) || (root->type != XML_ELEMENT_NODE) ||
(root->nsDef == NULL) || (ctxt == NULL) || (ctxt->pctxt == NULL))
return(-1);
ns = root->nsDef;
while (ns != NULL) {
if (ns->prefix == NULL)
xmlXPathRegisterNs(ctxt->pctxt, BAD_CAST "defaultns", ns->href);
else
xmlXPathRegisterNs(ctxt->pctxt, ns->prefix, ns->href);
ns = ns->next;
}
return(0);
}
#endif
/**
* xmlShellGrep:
* @ctxt: the shell context
* @arg: the string or regular expression to find
* @node: a node
* @node2: unused
*
* Implements the XML shell function "grep"
* dumps information about the node (namespace, attributes, content).
*
* Returns 0
*/
static int
xmlShellGrep(xmlShellCtxtPtr ctxt ATTRIBUTE_UNUSED,
char *arg, xmlNodePtr node, xmlNodePtr node2 ATTRIBUTE_UNUSED)
{
if (!ctxt)
return (0);
if (node == NULL)
return (0);
if (arg == NULL)
return (0);
#ifdef LIBXML_REGEXP_ENABLED
if ((xmlStrchr((xmlChar *) arg, '?')) ||
(xmlStrchr((xmlChar *) arg, '*')) ||
(xmlStrchr((xmlChar *) arg, '.')) ||
(xmlStrchr((xmlChar *) arg, '['))) {
}
#endif
while (node != NULL) {
if (node->type == XML_COMMENT_NODE) {
if (xmlStrstr(node->content, (xmlChar *) arg)) {
fprintf(ctxt->output, "%s : ", xmlGetNodePath(node));
xmlShellList(ctxt, NULL, node, NULL);
}
} else if (node->type == XML_TEXT_NODE) {
if (xmlStrstr(node->content, (xmlChar *) arg)) {
fprintf(ctxt->output, "%s : ", xmlGetNodePath(node->parent));
xmlShellList(ctxt, NULL, node->parent, NULL);
}
}
/*
* Browse the full subtree, deep first
*/
if ((node->type == XML_DOCUMENT_NODE) ||
(node->type == XML_HTML_DOCUMENT_NODE)) {
node = ((xmlDocPtr) node)->children;
} else if ((node->children != NULL)
&& (node->type != XML_ENTITY_REF_NODE)) {
/* deep first */
node = node->children;
} else if (node->next != NULL) {
/* then siblings */
node = node->next;
} else {
/* go up to parents->next if needed */
while (node != NULL) {
if (node->parent != NULL) {
node = node->parent;
}
if (node->next != NULL) {
node = node->next;
break;
}
if (node->parent == NULL) {
node = NULL;
break;
}
}
}
}
return (0);
}
/**
* xmlShellDir:
* @ctxt: the shell context
* @arg: unused
* @node: a node
* @node2: unused
*
* Implements the XML shell function "dir"
* dumps information about the node (namespace, attributes, content).
*
* Returns 0
*/
int
xmlShellDir(xmlShellCtxtPtr ctxt ATTRIBUTE_UNUSED,
char *arg ATTRIBUTE_UNUSED, xmlNodePtr node,
xmlNodePtr node2 ATTRIBUTE_UNUSED)
{
if (!ctxt)
return (0);
if (node == NULL) {
fprintf(ctxt->output, "NULL\n");
return (0);
}
if ((node->type == XML_DOCUMENT_NODE) ||
(node->type == XML_HTML_DOCUMENT_NODE)) {
xmlDebugDumpDocumentHead(ctxt->output, (xmlDocPtr) node);
} else if (node->type == XML_ATTRIBUTE_NODE) {
xmlDebugDumpAttr(ctxt->output, (xmlAttrPtr) node, 0);
} else {
xmlDebugDumpOneNode(ctxt->output, node, 0);
}
return (0);
}
/**
* xmlShellSetContent:
* @ctxt: the shell context
* @value: the content as a string
* @node: a node
* @node2: unused
*
* Implements the XML shell function "dir"
* dumps information about the node (namespace, attributes, content).
*
* Returns 0
*/
static int
xmlShellSetContent(xmlShellCtxtPtr ctxt ATTRIBUTE_UNUSED,
char *value, xmlNodePtr node,
xmlNodePtr node2 ATTRIBUTE_UNUSED)
{
xmlNodePtr results;
xmlParserErrors ret;
if (!ctxt)
return (0);
if (node == NULL) {
fprintf(ctxt->output, "NULL\n");
return (0);
}
if (value == NULL) {
fprintf(ctxt->output, "NULL\n");
return (0);
}
ret = xmlParseInNodeContext(node, value, strlen(value), 0, &results);
if (ret == XML_ERR_OK) {
if (node->children != NULL) {
xmlFreeNodeList(node->children);
node->children = NULL;
node->last = NULL;
}
xmlAddChildList(node, results);
} else {
fprintf(ctxt->output, "failed to parse content\n");
}
return (0);
}
static void
xmlShellPrintf(void *ctx, const char *msg, ...) {
xmlShellCtxtPtr sctxt = ctx;
va_list ap;
va_start(ap, msg);
vfprintf(sctxt->output, msg, ap);
va_end(ap);
}
#ifdef LIBXML_SCHEMAS_ENABLED
/**
* xmlShellRNGValidate:
* @ctxt: the shell context
* @schemas: the path to the Relax-NG schemas
* @node: a node
* @node2: unused
*
* Implements the XML shell function "relaxng"
* validating the instance against a Relax-NG schemas
*
* Returns 0
*/
static int
xmlShellRNGValidate(xmlShellCtxtPtr sctxt, char *schemas,
xmlNodePtr node ATTRIBUTE_UNUSED,
xmlNodePtr node2 ATTRIBUTE_UNUSED)
{
xmlRelaxNGPtr relaxngschemas;
xmlRelaxNGParserCtxtPtr ctxt;
xmlRelaxNGValidCtxtPtr vctxt;
int ret;
ctxt = xmlRelaxNGNewParserCtxt(schemas);
xmlRelaxNGSetParserErrors(ctxt, xmlShellPrintf, xmlShellPrintf, sctxt);
relaxngschemas = xmlRelaxNGParse(ctxt);
xmlRelaxNGFreeParserCtxt(ctxt);
if (relaxngschemas == NULL) {
fprintf(sctxt->output,
"Relax-NG schema %s failed to compile\n", schemas);
return(-1);
}
vctxt = xmlRelaxNGNewValidCtxt(relaxngschemas);
xmlRelaxNGSetValidErrors(vctxt, xmlShellPrintf, xmlShellPrintf, sctxt);
ret = xmlRelaxNGValidateDoc(vctxt, sctxt->doc);
if (ret == 0) {
fprintf(sctxt->output, "%s validates\n", sctxt->filename);
} else if (ret > 0) {
fprintf(sctxt->output, "%s fails to validate\n", sctxt->filename);
} else {
fprintf(sctxt->output, "%s validation generated an internal error\n",
sctxt->filename);
}
xmlRelaxNGFreeValidCtxt(vctxt);
if (relaxngschemas != NULL)
xmlRelaxNGFree(relaxngschemas);
return(0);
}
#endif
#ifdef LIBXML_OUTPUT_ENABLED
/**
* xmlShellCat:
* @ctxt: the shell context
* @arg: unused
* @node: a node
* @node2: unused
*
* Implements the XML shell function "cat"
* dumps the serialization node content (XML or HTML).
*
* Returns 0
*/
int
xmlShellCat(xmlShellCtxtPtr ctxt, char *arg ATTRIBUTE_UNUSED,
xmlNodePtr node, xmlNodePtr node2 ATTRIBUTE_UNUSED)
{
if (!ctxt)
return (0);
if (node == NULL) {
fprintf(ctxt->output, "NULL\n");
return (0);
}
if (ctxt->doc->type == XML_HTML_DOCUMENT_NODE) {
#ifdef LIBXML_HTML_ENABLED
if (node->type == XML_HTML_DOCUMENT_NODE)
htmlDocDump(ctxt->output, (htmlDocPtr) node);
else
htmlNodeDumpFile(ctxt->output, ctxt->doc, node);
#else
if (node->type == XML_DOCUMENT_NODE)
xmlDocDump(ctxt->output, (xmlDocPtr) node);
else
xmlElemDump(ctxt->output, ctxt->doc, node);
#endif /* LIBXML_HTML_ENABLED */
} else {
if (node->type == XML_DOCUMENT_NODE)
xmlDocDump(ctxt->output, (xmlDocPtr) node);
else
xmlElemDump(ctxt->output, ctxt->doc, node);
}
fprintf(ctxt->output, "\n");
return (0);
}
#endif /* LIBXML_OUTPUT_ENABLED */
/**
* xmlShellLoad:
* @ctxt: the shell context
* @filename: the file name
* @node: unused
* @node2: unused
*
* Implements the XML shell function "load"
* loads a new document specified by the filename
*
* Returns 0 or -1 if loading failed
*/
int
xmlShellLoad(xmlShellCtxtPtr ctxt, char *filename,
xmlNodePtr node ATTRIBUTE_UNUSED,
xmlNodePtr node2 ATTRIBUTE_UNUSED)
{
xmlDocPtr doc;
int html = 0;
if ((ctxt == NULL) || (filename == NULL)) return(-1);
if (ctxt->doc != NULL)
html = (ctxt->doc->type == XML_HTML_DOCUMENT_NODE);
if (html) {
#ifdef LIBXML_HTML_ENABLED
doc = htmlParseFile(filename, NULL);
#else
fprintf(ctxt->output, "HTML support not compiled in\n");
doc = NULL;
#endif /* LIBXML_HTML_ENABLED */
} else {
doc = xmlReadFile(filename,NULL,0);
}
if (doc != NULL) {
if (ctxt->loaded == 1) {
xmlFreeDoc(ctxt->doc);
}
ctxt->loaded = 1;
#ifdef LIBXML_XPATH_ENABLED
xmlXPathFreeContext(ctxt->pctxt);
#endif /* LIBXML_XPATH_ENABLED */
xmlFree(ctxt->filename);
ctxt->doc = doc;
ctxt->node = (xmlNodePtr) doc;
#ifdef LIBXML_XPATH_ENABLED
ctxt->pctxt = xmlXPathNewContext(doc);
#endif /* LIBXML_XPATH_ENABLED */
ctxt->filename = (char *) xmlCanonicPath((xmlChar *) filename);
} else
return (-1);
return (0);
}
#ifdef LIBXML_OUTPUT_ENABLED
/**
* xmlShellWrite:
* @ctxt: the shell context
* @filename: the file name
* @node: a node in the tree
* @node2: unused
*
* Implements the XML shell function "write"
* Write the current node to the filename, it saves the serialization
* of the subtree under the @node specified
*
* Returns 0 or -1 in case of error
*/
int
xmlShellWrite(xmlShellCtxtPtr ctxt, char *filename, xmlNodePtr node,
xmlNodePtr node2 ATTRIBUTE_UNUSED)
{
if (node == NULL)
return (-1);
if ((filename == NULL) || (filename[0] == 0)) {
return (-1);
}
#ifdef W_OK
if (access((char *) filename, W_OK)) {
fprintf(ctxt->output,
"Cannot write to %s\n", filename);
return (-1);
}
#endif
switch (node->type) {
case XML_DOCUMENT_NODE:
if (xmlSaveFile((char *) filename, ctxt->doc) < -1) {
fprintf(ctxt->output,
"Failed to write to %s\n", filename);
return (-1);
}
break;
case XML_HTML_DOCUMENT_NODE:
#ifdef LIBXML_HTML_ENABLED
if (htmlSaveFile((char *) filename, ctxt->doc) < 0) {
fprintf(ctxt->output,
"Failed to write to %s\n", filename);
return (-1);
}
#else
if (xmlSaveFile((char *) filename, ctxt->doc) < -1) {
fprintf(ctxt->output,
"Failed to write to %s\n", filename);
return (-1);
}
#endif /* LIBXML_HTML_ENABLED */
break;
default:{
FILE *f;
f = fopen((char *) filename, "w");
if (f == NULL) {
fprintf(ctxt->output,
"Failed to write to %s\n", filename);
return (-1);
}
xmlElemDump(f, ctxt->doc, node);
fclose(f);
}
}
return (0);
}
/**
* xmlShellSave:
* @ctxt: the shell context
* @filename: the file name (optional)
* @node: unused
* @node2: unused
*
* Implements the XML shell function "save"
* Write the current document to the filename, or it's original name
*
* Returns 0 or -1 in case of error
*/
int
xmlShellSave(xmlShellCtxtPtr ctxt, char *filename,
xmlNodePtr node ATTRIBUTE_UNUSED,
xmlNodePtr node2 ATTRIBUTE_UNUSED)
{
if ((ctxt == NULL) || (ctxt->doc == NULL))
return (-1);
if ((filename == NULL) || (filename[0] == 0))
filename = ctxt->filename;
if (filename == NULL)
return (-1);
#ifdef W_OK
if (access((char *) filename, W_OK)) {
fprintf(ctxt->output,
"Cannot save to %s\n", filename);
return (-1);
}
#endif
switch (ctxt->doc->type) {
case XML_DOCUMENT_NODE:
if (xmlSaveFile((char *) filename, ctxt->doc) < 0) {
fprintf(ctxt->output,
"Failed to save to %s\n", filename);
}
break;
case XML_HTML_DOCUMENT_NODE:
#ifdef LIBXML_HTML_ENABLED
if (htmlSaveFile((char *) filename, ctxt->doc) < 0) {
fprintf(ctxt->output,
"Failed to save to %s\n", filename);
}
#else
if (xmlSaveFile((char *) filename, ctxt->doc) < 0) {
fprintf(ctxt->output,
"Failed to save to %s\n", filename);
}
#endif /* LIBXML_HTML_ENABLED */
break;
default:
fprintf(ctxt->output,
"To save to subparts of a document use the 'write' command\n");
return (-1);
}
return (0);
}
#endif /* LIBXML_OUTPUT_ENABLED */
#ifdef LIBXML_VALID_ENABLED
/**
* xmlShellValidate:
* @ctxt: the shell context
* @dtd: the DTD URI (optional)
* @node: unused
* @node2: unused
*
* Implements the XML shell function "validate"
* Validate the document, if a DTD path is provided, then the validation
* is done against the given DTD.
*
* Returns 0 or -1 in case of error
*/
int
xmlShellValidate(xmlShellCtxtPtr ctxt, char *dtd,
xmlNodePtr node ATTRIBUTE_UNUSED,
xmlNodePtr node2 ATTRIBUTE_UNUSED)
{
xmlValidCtxt vctxt;
int res = -1;
if ((ctxt == NULL) || (ctxt->doc == NULL)) return(-1);
memset(&vctxt, 0, sizeof(vctxt));
vctxt.error = xmlShellPrintf;
vctxt.warning = xmlShellPrintf;
vctxt.userData = ctxt;
if ((dtd == NULL) || (dtd[0] == 0)) {
res = xmlValidateDocument(&vctxt, ctxt->doc);
} else {
xmlDtdPtr subset;
subset = xmlParseDTD(NULL, (xmlChar *) dtd);
if (subset != NULL) {
res = xmlValidateDtd(&vctxt, ctxt->doc, subset);
xmlFreeDtd(subset);
}
}
return (res);
}
#endif /* LIBXML_VALID_ENABLED */
/**
* xmlShellDu:
* @ctxt: the shell context
* @arg: unused
* @tree: a node defining a subtree
* @node2: unused
*
* Implements the XML shell function "du"
* show the structure of the subtree under node @tree
* If @tree is null, the command works on the current node.
*
* Returns 0 or -1 in case of error
*/
int
xmlShellDu(xmlShellCtxtPtr ctxt,
char *arg ATTRIBUTE_UNUSED, xmlNodePtr tree,
xmlNodePtr node2 ATTRIBUTE_UNUSED)
{
xmlNodePtr node;
int indent = 0, i;
if (!ctxt)
return (-1);
if (tree == NULL)
return (-1);
node = tree;
while (node != NULL) {
if ((node->type == XML_DOCUMENT_NODE) ||
(node->type == XML_HTML_DOCUMENT_NODE)) {
fprintf(ctxt->output, "/\n");
} else if (node->type == XML_ELEMENT_NODE) {
for (i = 0; i < indent; i++)
fprintf(ctxt->output, " ");
if ((node->ns) && (node->ns->prefix))
fprintf(ctxt->output, "%s:", node->ns->prefix);
fprintf(ctxt->output, "%s\n", node->name);
} else {
}
/*
* Browse the full subtree, deep first
*/
if ((node->type == XML_DOCUMENT_NODE) ||
(node->type == XML_HTML_DOCUMENT_NODE)) {
node = ((xmlDocPtr) node)->children;
} else if ((node->children != NULL)
&& (node->type != XML_ENTITY_REF_NODE)) {
/* deep first */
node = node->children;
indent++;
} else if ((node != tree) && (node->next != NULL)) {
/* then siblings */
node = node->next;
} else if (node != tree) {
/* go up to parents->next if needed */
while (node != tree) {
if (node->parent != NULL) {
node = node->parent;
indent--;
}
if ((node != tree) && (node->next != NULL)) {
node = node->next;
break;
}
if (node->parent == NULL) {
node = NULL;
break;
}
if (node == tree) {
node = NULL;
break;
}
}
/* exit condition */
if (node == tree)
node = NULL;
} else
node = NULL;
}
return (0);
}
/**
* xmlShellPwd:
* @ctxt: the shell context
* @buffer: the output buffer
* @node: a node
* @node2: unused
*
* Implements the XML shell function "pwd"
* Show the full path from the root to the node, if needed building
* thumblers when similar elements exists at a given ancestor level.
* The output is compatible with XPath commands.
*
* Returns 0 or -1 in case of error
*/
int
xmlShellPwd(xmlShellCtxtPtr ctxt ATTRIBUTE_UNUSED, char *buffer,
xmlNodePtr node, xmlNodePtr node2 ATTRIBUTE_UNUSED)
{
xmlChar *path;
if ((node == NULL) || (buffer == NULL))
return (-1);
path = xmlGetNodePath(node);
if (path == NULL)
return (-1);
/*
* This test prevents buffer overflow, because this routine
* is only called by xmlShell, in which the second argument is
* 500 chars long.
* It is a dirty hack before a cleaner solution is found.
* Documentation should mention that the second argument must
* be at least 500 chars long, and could be stripped if too long.
*/
snprintf(buffer, 499, "%s", path);
buffer[499] = '0';
xmlFree(path);
return (0);
}
/**
* xmlShell:
* @doc: the initial document
* @filename: the output buffer
* @input: the line reading function
* @output: the output FILE*, defaults to stdout if NULL
*
* Implements the XML shell
* This allow to load, validate, view, modify and save a document
* using a environment similar to a UNIX commandline.
*/
void
xmlShell(xmlDocPtr doc, char *filename, xmlShellReadlineFunc input,
FILE * output)
{
char prompt[500] = "/ > ";
char *cmdline = NULL, *cur;
char command[100];
char arg[400];
int i;
xmlShellCtxtPtr ctxt;
xmlXPathObjectPtr list;
if (doc == NULL)
return;
if (filename == NULL)
return;
if (input == NULL)
return;
if (output == NULL)
output = stdout;
ctxt = (xmlShellCtxtPtr) xmlMalloc(sizeof(xmlShellCtxt));
if (ctxt == NULL)
return;
ctxt->loaded = 0;
ctxt->doc = doc;
ctxt->input = input;
ctxt->output = output;
ctxt->filename = (char *) xmlStrdup((xmlChar *) filename);
ctxt->node = (xmlNodePtr) ctxt->doc;
#ifdef LIBXML_XPATH_ENABLED
ctxt->pctxt = xmlXPathNewContext(ctxt->doc);
if (ctxt->pctxt == NULL) {
xmlFree(ctxt);
return;
}
#endif /* LIBXML_XPATH_ENABLED */
while (1) {
if (ctxt->node == (xmlNodePtr) ctxt->doc)
snprintf(prompt, sizeof(prompt), "%s > ", "/");
else if ((ctxt->node != NULL) && (ctxt->node->name) &&
(ctxt->node->ns) && (ctxt->node->ns->prefix))
snprintf(prompt, sizeof(prompt), "%s:%s > ",
(ctxt->node->ns->prefix), ctxt->node->name);
else if ((ctxt->node != NULL) && (ctxt->node->name))
snprintf(prompt, sizeof(prompt), "%s > ", ctxt->node->name);
else
snprintf(prompt, sizeof(prompt), "? > ");
prompt[sizeof(prompt) - 1] = 0;
/*
* Get a new command line
*/
cmdline = ctxt->input(prompt);
if (cmdline == NULL)
break;
/*
* Parse the command itself
*/
cur = cmdline;
while ((*cur == ' ') || (*cur == '\t'))
cur++;
i = 0;
while ((*cur != ' ') && (*cur != '\t') &&
(*cur != '\n') && (*cur != '\r')) {
if (*cur == 0)
break;
command[i++] = *cur++;
}
command[i] = 0;
if (i == 0)
continue;
/*
* Parse the argument
*/
while ((*cur == ' ') || (*cur == '\t'))
cur++;
i = 0;
while ((*cur != '\n') && (*cur != '\r') && (*cur != 0)) {
if (*cur == 0)
break;
arg[i++] = *cur++;
}
arg[i] = 0;
/*
* start interpreting the command
*/
if (!strcmp(command, "exit"))
break;
if (!strcmp(command, "quit"))
break;
if (!strcmp(command, "bye"))
break;
if (!strcmp(command, "help")) {
fprintf(ctxt->output, "\tbase display XML base of the node\n");
fprintf(ctxt->output, "\tsetbase URI change the XML base of the node\n");
fprintf(ctxt->output, "\tbye leave shell\n");
fprintf(ctxt->output, "\tcat [node] display node or current node\n");
fprintf(ctxt->output, "\tcd [path] change directory to path or to root\n");
fprintf(ctxt->output, "\tdir [path] dumps information about the node (namespace, attributes, content)\n");
fprintf(ctxt->output, "\tdu [path] show the structure of the subtree under path or the current node\n");
fprintf(ctxt->output, "\texit leave shell\n");
fprintf(ctxt->output, "\thelp display this help\n");
fprintf(ctxt->output, "\tfree display memory usage\n");
fprintf(ctxt->output, "\tload [name] load a new document with name\n");
fprintf(ctxt->output, "\tls [path] list contents of path or the current directory\n");
fprintf(ctxt->output, "\tset xml_fragment replace the current node content with the fragment parsed in context\n");
#ifdef LIBXML_XPATH_ENABLED
fprintf(ctxt->output, "\txpath expr evaluate the XPath expression in that context and print the result\n");
fprintf(ctxt->output, "\tsetns nsreg register a namespace to a prefix in the XPath evaluation context\n");
fprintf(ctxt->output, "\t format for nsreg is: prefix=[nsuri] (i.e. prefix= unsets a prefix)\n");
fprintf(ctxt->output, "\tsetrootns register all namespace found on the root element\n");
fprintf(ctxt->output, "\t the default namespace if any uses 'defaultns' prefix\n");
#endif /* LIBXML_XPATH_ENABLED */
fprintf(ctxt->output, "\tpwd display current working directory\n");
fprintf(ctxt->output, "\twhereis display absolute path of [path] or current working directory\n");
fprintf(ctxt->output, "\tquit leave shell\n");
#ifdef LIBXML_OUTPUT_ENABLED
fprintf(ctxt->output, "\tsave [name] save this document to name or the original name\n");
fprintf(ctxt->output, "\twrite [name] write the current node to the filename\n");
#endif /* LIBXML_OUTPUT_ENABLED */
#ifdef LIBXML_VALID_ENABLED
fprintf(ctxt->output, "\tvalidate check the document for errors\n");
#endif /* LIBXML_VALID_ENABLED */
#ifdef LIBXML_SCHEMAS_ENABLED
fprintf(ctxt->output, "\trelaxng rng validate the document against the Relax-NG schemas\n");
#endif
fprintf(ctxt->output, "\tgrep string search for a string in the subtree\n");
#ifdef LIBXML_VALID_ENABLED
} else if (!strcmp(command, "validate")) {
xmlShellValidate(ctxt, arg, NULL, NULL);
#endif /* LIBXML_VALID_ENABLED */
} else if (!strcmp(command, "load")) {
xmlShellLoad(ctxt, arg, NULL, NULL);
#ifdef LIBXML_SCHEMAS_ENABLED
} else if (!strcmp(command, "relaxng")) {
xmlShellRNGValidate(ctxt, arg, NULL, NULL);
#endif
#ifdef LIBXML_OUTPUT_ENABLED
} else if (!strcmp(command, "save")) {
xmlShellSave(ctxt, arg, NULL, NULL);
} else if (!strcmp(command, "write")) {
if (arg[0] == 0)
fprintf(ctxt->output,
"Write command requires a filename argument\n");
else
xmlShellWrite(ctxt, arg, ctxt->node, NULL);
#endif /* LIBXML_OUTPUT_ENABLED */
} else if (!strcmp(command, "grep")) {
xmlShellGrep(ctxt, arg, ctxt->node, NULL);
} else if (!strcmp(command, "free")) {
if (arg[0] == 0) {
xmlMemShow(ctxt->output, 0);
} else {
int len = 0;
sscanf(arg, "%d", &len);
xmlMemShow(ctxt->output, len);
}
} else if (!strcmp(command, "pwd")) {
char dir[500];
if (!xmlShellPwd(ctxt, dir, ctxt->node, NULL))
fprintf(ctxt->output, "%s\n", dir);
} else if (!strcmp(command, "du")) {
if (arg[0] == 0) {
xmlShellDu(ctxt, NULL, ctxt->node, NULL);
} else {
ctxt->pctxt->node = ctxt->node;
#ifdef LIBXML_XPATH_ENABLED
ctxt->pctxt->node = ctxt->node;
list = xmlXPathEval((xmlChar *) arg, ctxt->pctxt);
#else
list = NULL;
#endif /* LIBXML_XPATH_ENABLED */
if (list != NULL) {
switch (list->type) {
case XPATH_UNDEFINED:
fprintf(ctxt->output,
"%s: no such node\n", arg);
break;
case XPATH_NODESET:{
int indx;
if (list->nodesetval == NULL)
break;
for (indx = 0;
indx < list->nodesetval->nodeNr;
indx++)
xmlShellDu(ctxt, NULL,
list->nodesetval->
nodeTab[indx], NULL);
break;
}
case XPATH_BOOLEAN:
fprintf(ctxt->output,
"%s is a Boolean\n", arg);
break;
case XPATH_NUMBER:
fprintf(ctxt->output,
"%s is a number\n", arg);
break;
case XPATH_STRING:
fprintf(ctxt->output,
"%s is a string\n", arg);
break;
#ifdef LIBXML_XPTR_LOCS_ENABLED
case XPATH_POINT:
fprintf(ctxt->output,
"%s is a point\n", arg);
break;
case XPATH_RANGE:
fprintf(ctxt->output,
"%s is a range\n", arg);
break;
case XPATH_LOCATIONSET:
fprintf(ctxt->output,
"%s is a range\n", arg);
break;
#endif /* LIBXML_XPTR_LOCS_ENABLED */
case XPATH_USERS:
fprintf(ctxt->output,
"%s is user-defined\n", arg);
break;
case XPATH_XSLT_TREE:
fprintf(ctxt->output,
"%s is an XSLT value tree\n",
arg);
break;
}
#ifdef LIBXML_XPATH_ENABLED
xmlXPathFreeObject(list);
#endif
} else {
fprintf(ctxt->output,
"%s: no such node\n", arg);
}
ctxt->pctxt->node = NULL;
}
} else if (!strcmp(command, "base")) {
xmlShellBase(ctxt, NULL, ctxt->node, NULL);
} else if (!strcmp(command, "set")) {
xmlShellSetContent(ctxt, arg, ctxt->node, NULL);
#ifdef LIBXML_XPATH_ENABLED
} else if (!strcmp(command, "setns")) {
if (arg[0] == 0) {
fprintf(ctxt->output,
"setns: prefix=[nsuri] required\n");
} else {
xmlShellRegisterNamespace(ctxt, arg, NULL, NULL);
}
} else if (!strcmp(command, "setrootns")) {
xmlNodePtr root;
root = xmlDocGetRootElement(ctxt->doc);
xmlShellRegisterRootNamespaces(ctxt, NULL, root, NULL);
} else if (!strcmp(command, "xpath")) {
if (arg[0] == 0) {
fprintf(ctxt->output,
"xpath: expression required\n");
} else {
ctxt->pctxt->node = ctxt->node;
list = xmlXPathEval((xmlChar *) arg, ctxt->pctxt);
xmlXPathDebugDumpObject(ctxt->output, list, 0);
xmlXPathFreeObject(list);
}
#endif /* LIBXML_XPATH_ENABLED */
#ifdef LIBXML_TREE_ENABLED
} else if (!strcmp(command, "setbase")) {
xmlShellSetBase(ctxt, arg, ctxt->node, NULL);
#endif
} else if ((!strcmp(command, "ls")) || (!strcmp(command, "dir"))) {
int dir = (!strcmp(command, "dir"));
if (arg[0] == 0) {
if (dir)
xmlShellDir(ctxt, NULL, ctxt->node, NULL);
else
xmlShellList(ctxt, NULL, ctxt->node, NULL);
} else {
ctxt->pctxt->node = ctxt->node;
#ifdef LIBXML_XPATH_ENABLED
ctxt->pctxt->node = ctxt->node;
list = xmlXPathEval((xmlChar *) arg, ctxt->pctxt);
#else
list = NULL;
#endif /* LIBXML_XPATH_ENABLED */
if (list != NULL) {
switch (list->type) {
case XPATH_UNDEFINED:
fprintf(ctxt->output,
"%s: no such node\n", arg);
break;
case XPATH_NODESET:{
int indx;
if (list->nodesetval == NULL)
break;
for (indx = 0;
indx < list->nodesetval->nodeNr;
indx++) {
if (dir)
xmlShellDir(ctxt, NULL,
list->nodesetval->
nodeTab[indx], NULL);
else
xmlShellList(ctxt, NULL,
list->nodesetval->
nodeTab[indx], NULL);
}
break;
}
case XPATH_BOOLEAN:
fprintf(ctxt->output,
"%s is a Boolean\n", arg);
break;
case XPATH_NUMBER:
fprintf(ctxt->output,
"%s is a number\n", arg);
break;
case XPATH_STRING:
fprintf(ctxt->output,
"%s is a string\n", arg);
break;
#ifdef LIBXML_XPTR_LOCS_ENABLED
case XPATH_POINT:
fprintf(ctxt->output,
"%s is a point\n", arg);
break;
case XPATH_RANGE:
fprintf(ctxt->output,
"%s is a range\n", arg);
break;
case XPATH_LOCATIONSET:
fprintf(ctxt->output,
"%s is a range\n", arg);
break;
#endif /* LIBXML_XPTR_LOCS_ENABLED */
case XPATH_USERS:
fprintf(ctxt->output,
"%s is user-defined\n", arg);
break;
case XPATH_XSLT_TREE:
fprintf(ctxt->output,
"%s is an XSLT value tree\n",
arg);
break;
}
#ifdef LIBXML_XPATH_ENABLED
xmlXPathFreeObject(list);
#endif
} else {
fprintf(ctxt->output,
"%s: no such node\n", arg);
}
ctxt->pctxt->node = NULL;
}
} else if (!strcmp(command, "whereis")) {
char dir[500];
if (arg[0] == 0) {
if (!xmlShellPwd(ctxt, dir, ctxt->node, NULL))
fprintf(ctxt->output, "%s\n", dir);
} else {
ctxt->pctxt->node = ctxt->node;
#ifdef LIBXML_XPATH_ENABLED
list = xmlXPathEval((xmlChar *) arg, ctxt->pctxt);
#else
list = NULL;
#endif /* LIBXML_XPATH_ENABLED */
if (list != NULL) {
switch (list->type) {
case XPATH_UNDEFINED:
fprintf(ctxt->output,
"%s: no such node\n", arg);
break;
case XPATH_NODESET:{
int indx;
if (list->nodesetval == NULL)
break;
for (indx = 0;
indx < list->nodesetval->nodeNr;
indx++) {
if (!xmlShellPwd(ctxt, dir, list->nodesetval->
nodeTab[indx], NULL))
fprintf(ctxt->output, "%s\n", dir);
}
break;
}
case XPATH_BOOLEAN:
fprintf(ctxt->output,
"%s is a Boolean\n", arg);
break;
case XPATH_NUMBER:
fprintf(ctxt->output,
"%s is a number\n", arg);
break;
case XPATH_STRING:
fprintf(ctxt->output,
"%s is a string\n", arg);
break;
#ifdef LIBXML_XPTR_LOCS_ENABLED
case XPATH_POINT:
fprintf(ctxt->output,
"%s is a point\n", arg);
break;
case XPATH_RANGE:
fprintf(ctxt->output,
"%s is a range\n", arg);
break;
case XPATH_LOCATIONSET:
fprintf(ctxt->output,
"%s is a range\n", arg);
break;
#endif /* LIBXML_XPTR_LOCS_ENABLED */
case XPATH_USERS:
fprintf(ctxt->output,
"%s is user-defined\n", arg);
break;
case XPATH_XSLT_TREE:
fprintf(ctxt->output,
"%s is an XSLT value tree\n",
arg);
break;
}
#ifdef LIBXML_XPATH_ENABLED
xmlXPathFreeObject(list);
#endif
} else {
fprintf(ctxt->output,
"%s: no such node\n", arg);
}
ctxt->pctxt->node = NULL;
}
} else if (!strcmp(command, "cd")) {
if (arg[0] == 0) {
ctxt->node = (xmlNodePtr) ctxt->doc;
} else {
#ifdef LIBXML_XPATH_ENABLED
int l;
ctxt->pctxt->node = ctxt->node;
l = strlen(arg);
if ((l >= 2) && (arg[l - 1] == '/'))
arg[l - 1] = 0;
list = xmlXPathEval((xmlChar *) arg, ctxt->pctxt);
#else
list = NULL;
#endif /* LIBXML_XPATH_ENABLED */
if (list != NULL) {
switch (list->type) {
case XPATH_UNDEFINED:
fprintf(ctxt->output,
"%s: no such node\n", arg);
break;
case XPATH_NODESET:
if (list->nodesetval != NULL) {
if (list->nodesetval->nodeNr == 1) {
ctxt->node = list->nodesetval->nodeTab[0];
if ((ctxt->node != NULL) &&
(ctxt->node->type ==
XML_NAMESPACE_DECL)) {
fprintf(ctxt->output,
"cannot cd to namespace\n");
ctxt->node = NULL;
}
} else
fprintf(ctxt->output,
"%s is a %d Node Set\n",
arg,
list->nodesetval->nodeNr);
} else
fprintf(ctxt->output,
"%s is an empty Node Set\n",
arg);
break;
case XPATH_BOOLEAN:
fprintf(ctxt->output,
"%s is a Boolean\n", arg);
break;
case XPATH_NUMBER:
fprintf(ctxt->output,
"%s is a number\n", arg);
break;
case XPATH_STRING:
fprintf(ctxt->output,
"%s is a string\n", arg);
break;
#ifdef LIBXML_XPTR_LOCS_ENABLED
case XPATH_POINT:
fprintf(ctxt->output,
"%s is a point\n", arg);
break;
case XPATH_RANGE:
fprintf(ctxt->output,
"%s is a range\n", arg);
break;
case XPATH_LOCATIONSET:
fprintf(ctxt->output,
"%s is a range\n", arg);
break;
#endif /* LIBXML_XPTR_LOCS_ENABLED */
case XPATH_USERS:
fprintf(ctxt->output,
"%s is user-defined\n", arg);
break;
case XPATH_XSLT_TREE:
fprintf(ctxt->output,
"%s is an XSLT value tree\n",
arg);
break;
}
#ifdef LIBXML_XPATH_ENABLED
xmlXPathFreeObject(list);
#endif
} else {
fprintf(ctxt->output,
"%s: no such node\n", arg);
}
ctxt->pctxt->node = NULL;
}
#ifdef LIBXML_OUTPUT_ENABLED
} else if (!strcmp(command, "cat")) {
if (arg[0] == 0) {
xmlShellCat(ctxt, NULL, ctxt->node, NULL);
} else {
ctxt->pctxt->node = ctxt->node;
#ifdef LIBXML_XPATH_ENABLED
ctxt->pctxt->node = ctxt->node;
list = xmlXPathEval((xmlChar *) arg, ctxt->pctxt);
#else
list = NULL;
#endif /* LIBXML_XPATH_ENABLED */
if (list != NULL) {
switch (list->type) {
case XPATH_UNDEFINED:
fprintf(ctxt->output,
"%s: no such node\n", arg);
break;
case XPATH_NODESET:{
int indx;
if (list->nodesetval == NULL)
break;
for (indx = 0;
indx < list->nodesetval->nodeNr;
indx++) {
if (i > 0)
fprintf(ctxt->output, " -------\n");
xmlShellCat(ctxt, NULL,
list->nodesetval->
nodeTab[indx], NULL);
}
break;
}
case XPATH_BOOLEAN:
fprintf(ctxt->output,
"%s is a Boolean\n", arg);
break;
case XPATH_NUMBER:
fprintf(ctxt->output,
"%s is a number\n", arg);
break;
case XPATH_STRING:
fprintf(ctxt->output,
"%s is a string\n", arg);
break;
#ifdef LIBXML_XPTR_LOCS_ENABLED
case XPATH_POINT:
fprintf(ctxt->output,
"%s is a point\n", arg);
break;
case XPATH_RANGE:
fprintf(ctxt->output,
"%s is a range\n", arg);
break;
case XPATH_LOCATIONSET:
fprintf(ctxt->output,
"%s is a range\n", arg);
break;
#endif /* LIBXML_XPTR_LOCS_ENABLED */
case XPATH_USERS:
fprintf(ctxt->output,
"%s is user-defined\n", arg);
break;
case XPATH_XSLT_TREE:
fprintf(ctxt->output,
"%s is an XSLT value tree\n",
arg);
break;
}
#ifdef LIBXML_XPATH_ENABLED
xmlXPathFreeObject(list);
#endif
} else {
fprintf(ctxt->output,
"%s: no such node\n", arg);
}
ctxt->pctxt->node = NULL;
}
#endif /* LIBXML_OUTPUT_ENABLED */
} else {
fprintf(ctxt->output,
"Unknown command %s\n", command);
}
free(cmdline); /* not xmlFree here ! */
cmdline = NULL;
}
#ifdef LIBXML_XPATH_ENABLED
xmlXPathFreeContext(ctxt->pctxt);
#endif /* LIBXML_XPATH_ENABLED */
if (ctxt->loaded) {
xmlFreeDoc(ctxt->doc);
}
if (ctxt->filename != NULL)
xmlFree(ctxt->filename);
xmlFree(ctxt);
if (cmdline != NULL)
free(cmdline); /* not xmlFree here ! */
}
#endif /* LIBXML_XPATH_ENABLED */
#endif /* LIBXML_DEBUG_ENABLED */
View Git Blame Copy Permalink