diff options
Diffstat (limited to 'external/libxml2_android/jni/libxml2/xinclude.c')
| -rw-r--r-- | external/libxml2_android/jni/libxml2/xinclude.c | 2624 |
1 files changed, 0 insertions, 2624 deletions
diff --git a/external/libxml2_android/jni/libxml2/xinclude.c b/external/libxml2_android/jni/libxml2/xinclude.c deleted file mode 100644 index e3bb43ec..00000000 --- a/external/libxml2_android/jni/libxml2/xinclude.c +++ /dev/null @@ -1,2624 +0,0 @@ -/* - * xinclude.c : Code to implement XInclude processing - * - * World Wide Web Consortium W3C Last Call Working Draft 10 November 2003 - * http://www.w3.org/TR/2003/WD-xinclude-20031110 - * - * See Copyright for the status of this software. - * - * daniel@veillard.com - */ - -#define IN_LIBXML -#include "libxml.h" - -#include <string.h> -#include <libxml/xmlmemory.h> -#include <libxml/tree.h> -#include <libxml/parser.h> -#include <libxml/uri.h> -#include <libxml/xpath.h> -#include <libxml/xpointer.h> -#include <libxml/parserInternals.h> -#include <libxml/xmlerror.h> -#include <libxml/encoding.h> -#include <libxml/globals.h> - -#ifdef LIBXML_XINCLUDE_ENABLED -#include <libxml/xinclude.h> - -#include "buf.h" - -#define XINCLUDE_MAX_DEPTH 40 - -/* #define DEBUG_XINCLUDE */ -#ifdef DEBUG_XINCLUDE -#ifdef LIBXML_DEBUG_ENABLED -#include <libxml/debugXML.h> -#endif -#endif - -/************************************************************************ - * * - * XInclude context handling * - * * - ************************************************************************/ - -/* - * An XInclude context - */ -typedef xmlChar *xmlURL; - -typedef struct _xmlXIncludeRef xmlXIncludeRef; -typedef xmlXIncludeRef *xmlXIncludeRefPtr; -struct _xmlXIncludeRef { - xmlChar *URI; /* the fully resolved resource URL */ - xmlChar *fragment; /* the fragment in the URI */ - xmlDocPtr doc; /* the parsed document */ - xmlNodePtr ref; /* the node making the reference in the source */ - xmlNodePtr inc; /* the included copy */ - int xml; /* xml or txt */ - int count; /* how many refs use that specific doc */ - xmlXPathObjectPtr xptr; /* the xpointer if needed */ - int emptyFb; /* flag to show fallback empty */ -}; - -struct _xmlXIncludeCtxt { - xmlDocPtr doc; /* the source document */ - int incBase; /* the first include for this document */ - int incNr; /* number of includes */ - int incMax; /* size of includes tab */ - xmlXIncludeRefPtr *incTab; /* array of included references */ - - int txtNr; /* number of unparsed documents */ - int txtMax; /* size of unparsed documents tab */ - xmlNodePtr *txtTab; /* array of unparsed text nodes */ - xmlURL *txturlTab; /* array of unparsed text URLs */ - - xmlChar * url; /* the current URL processed */ - int urlNr; /* number of URLs stacked */ - int urlMax; /* size of URL stack */ - xmlChar * *urlTab; /* URL stack */ - - int nbErrors; /* the number of errors detected */ - int legacy; /* using XINCLUDE_OLD_NS */ - int parseFlags; /* the flags used for parsing XML documents */ - xmlChar * base; /* the current xml:base */ - - void *_private; /* application data */ -}; - -static int -xmlXIncludeDoProcess(xmlXIncludeCtxtPtr ctxt, xmlDocPtr doc, xmlNodePtr tree); - - -/************************************************************************ - * * - * XInclude error handler * - * * - ************************************************************************/ - -/** - * xmlXIncludeErrMemory: - * @extra: extra information - * - * Handle an out of memory condition - */ -static void -xmlXIncludeErrMemory(xmlXIncludeCtxtPtr ctxt, xmlNodePtr node, - const char *extra) -{ - if (ctxt != NULL) - ctxt->nbErrors++; - __xmlRaiseError(NULL, NULL, NULL, ctxt, node, XML_FROM_XINCLUDE, - XML_ERR_NO_MEMORY, XML_ERR_ERROR, NULL, 0, - extra, NULL, NULL, 0, 0, - "Memory allocation failed : %s\n", extra); -} - -/** - * xmlXIncludeErr: - * @ctxt: the XInclude context - * @node: the context node - * @msg: the error message - * @extra: extra information - * - * Handle an XInclude error - */ -static void LIBXML_ATTR_FORMAT(4,0) -xmlXIncludeErr(xmlXIncludeCtxtPtr ctxt, xmlNodePtr node, int error, - const char *msg, const xmlChar *extra) -{ - if (ctxt != NULL) - ctxt->nbErrors++; - __xmlRaiseError(NULL, NULL, NULL, ctxt, node, XML_FROM_XINCLUDE, - error, XML_ERR_ERROR, NULL, 0, - (const char *) extra, NULL, NULL, 0, 0, - msg, (const char *) extra); -} - -#if 0 -/** - * xmlXIncludeWarn: - * @ctxt: the XInclude context - * @node: the context node - * @msg: the error message - * @extra: extra information - * - * Emit an XInclude warning. - */ -static void LIBXML_ATTR_FORMAT(4,0) -xmlXIncludeWarn(xmlXIncludeCtxtPtr ctxt, xmlNodePtr node, int error, - const char *msg, const xmlChar *extra) -{ - __xmlRaiseError(NULL, NULL, NULL, ctxt, node, XML_FROM_XINCLUDE, - error, XML_ERR_WARNING, NULL, 0, - (const char *) extra, NULL, NULL, 0, 0, - msg, (const char *) extra); -} -#endif - -/** - * xmlXIncludeGetProp: - * @ctxt: the XInclude context - * @cur: the node - * @name: the attribute name - * - * Get an XInclude attribute - * - * Returns the value (to be freed) or NULL if not found - */ -static xmlChar * -xmlXIncludeGetProp(xmlXIncludeCtxtPtr ctxt, xmlNodePtr cur, - const xmlChar *name) { - xmlChar *ret; - - ret = xmlGetNsProp(cur, XINCLUDE_NS, name); - if (ret != NULL) - return(ret); - if (ctxt->legacy != 0) { - ret = xmlGetNsProp(cur, XINCLUDE_OLD_NS, name); - if (ret != NULL) - return(ret); - } - ret = xmlGetProp(cur, name); - return(ret); -} -/** - * xmlXIncludeFreeRef: - * @ref: the XInclude reference - * - * Free an XInclude reference - */ -static void -xmlXIncludeFreeRef(xmlXIncludeRefPtr ref) { - if (ref == NULL) - return; -#ifdef DEBUG_XINCLUDE - xmlGenericError(xmlGenericErrorContext, "Freeing ref\n"); -#endif - if (ref->doc != NULL) { -#ifdef DEBUG_XINCLUDE - xmlGenericError(xmlGenericErrorContext, "Freeing doc %s\n", ref->URI); -#endif - xmlFreeDoc(ref->doc); - } - if (ref->URI != NULL) - xmlFree(ref->URI); - if (ref->fragment != NULL) - xmlFree(ref->fragment); - if (ref->xptr != NULL) - xmlXPathFreeObject(ref->xptr); - xmlFree(ref); -} - -/** - * xmlXIncludeNewRef: - * @ctxt: the XInclude context - * @URI: the resource URI - * - * Creates a new reference within an XInclude context - * - * Returns the new set - */ -static xmlXIncludeRefPtr -xmlXIncludeNewRef(xmlXIncludeCtxtPtr ctxt, const xmlChar *URI, - xmlNodePtr ref) { - xmlXIncludeRefPtr ret; - -#ifdef DEBUG_XINCLUDE - xmlGenericError(xmlGenericErrorContext, "New ref %s\n", URI); -#endif - ret = (xmlXIncludeRefPtr) xmlMalloc(sizeof(xmlXIncludeRef)); - if (ret == NULL) { - xmlXIncludeErrMemory(ctxt, ref, "growing XInclude context"); - return(NULL); - } - memset(ret, 0, sizeof(xmlXIncludeRef)); - if (URI == NULL) - ret->URI = NULL; - else - ret->URI = xmlStrdup(URI); - ret->fragment = NULL; - ret->ref = ref; - ret->doc = NULL; - ret->count = 0; - ret->xml = 0; - ret->inc = NULL; - if (ctxt->incMax == 0) { - ctxt->incMax = 4; - ctxt->incTab = (xmlXIncludeRefPtr *) xmlMalloc(ctxt->incMax * - sizeof(ctxt->incTab[0])); - if (ctxt->incTab == NULL) { - xmlXIncludeErrMemory(ctxt, ref, "growing XInclude context"); - xmlXIncludeFreeRef(ret); - return(NULL); - } - } - if (ctxt->incNr >= ctxt->incMax) { - ctxt->incMax *= 2; - ctxt->incTab = (xmlXIncludeRefPtr *) xmlRealloc(ctxt->incTab, - ctxt->incMax * sizeof(ctxt->incTab[0])); - if (ctxt->incTab == NULL) { - xmlXIncludeErrMemory(ctxt, ref, "growing XInclude context"); - xmlXIncludeFreeRef(ret); - return(NULL); - } - } - ctxt->incTab[ctxt->incNr++] = ret; - return(ret); -} - -/** - * xmlXIncludeNewContext: - * @doc: an XML Document - * - * Creates a new XInclude context - * - * Returns the new set - */ -xmlXIncludeCtxtPtr -xmlXIncludeNewContext(xmlDocPtr doc) { - xmlXIncludeCtxtPtr ret; - -#ifdef DEBUG_XINCLUDE - xmlGenericError(xmlGenericErrorContext, "New context\n"); -#endif - if (doc == NULL) - return(NULL); - ret = (xmlXIncludeCtxtPtr) xmlMalloc(sizeof(xmlXIncludeCtxt)); - if (ret == NULL) { - xmlXIncludeErrMemory(NULL, (xmlNodePtr) doc, - "creating XInclude context"); - return(NULL); - } - memset(ret, 0, sizeof(xmlXIncludeCtxt)); - ret->doc = doc; - ret->incNr = 0; - ret->incBase = 0; - ret->incMax = 0; - ret->incTab = NULL; - ret->nbErrors = 0; - return(ret); -} - -/** - * xmlXIncludeURLPush: - * @ctxt: the parser context - * @value: the url - * - * Pushes a new url on top of the url stack - * - * Returns -1 in case of error, the index in the stack otherwise - */ -static int -xmlXIncludeURLPush(xmlXIncludeCtxtPtr ctxt, - const xmlChar *value) -{ - if (ctxt->urlNr > XINCLUDE_MAX_DEPTH) { - xmlXIncludeErr(ctxt, NULL, XML_XINCLUDE_RECURSION, - "detected a recursion in %s\n", value); - return(-1); - } - if (ctxt->urlTab == NULL) { - ctxt->urlMax = 4; - ctxt->urlNr = 0; - ctxt->urlTab = (xmlChar * *) xmlMalloc( - ctxt->urlMax * sizeof(ctxt->urlTab[0])); - if (ctxt->urlTab == NULL) { - xmlXIncludeErrMemory(ctxt, NULL, "adding URL"); - return (-1); - } - } - if (ctxt->urlNr >= ctxt->urlMax) { - ctxt->urlMax *= 2; - ctxt->urlTab = - (xmlChar * *) xmlRealloc(ctxt->urlTab, - ctxt->urlMax * - sizeof(ctxt->urlTab[0])); - if (ctxt->urlTab == NULL) { - xmlXIncludeErrMemory(ctxt, NULL, "adding URL"); - return (-1); - } - } - ctxt->url = ctxt->urlTab[ctxt->urlNr] = xmlStrdup(value); - return (ctxt->urlNr++); -} - -/** - * xmlXIncludeURLPop: - * @ctxt: the parser context - * - * Pops the top URL from the URL stack - */ -static void -xmlXIncludeURLPop(xmlXIncludeCtxtPtr ctxt) -{ - xmlChar * ret; - - if (ctxt->urlNr <= 0) - return; - ctxt->urlNr--; - if (ctxt->urlNr > 0) - ctxt->url = ctxt->urlTab[ctxt->urlNr - 1]; - else - ctxt->url = NULL; - ret = ctxt->urlTab[ctxt->urlNr]; - ctxt->urlTab[ctxt->urlNr] = NULL; - if (ret != NULL) - xmlFree(ret); -} - -/** - * xmlXIncludeFreeContext: - * @ctxt: the XInclude context - * - * Free an XInclude context - */ -void -xmlXIncludeFreeContext(xmlXIncludeCtxtPtr ctxt) { - int i; - -#ifdef DEBUG_XINCLUDE - xmlGenericError(xmlGenericErrorContext, "Freeing context\n"); -#endif - if (ctxt == NULL) - return; - while (ctxt->urlNr > 0) - xmlXIncludeURLPop(ctxt); - if (ctxt->urlTab != NULL) - xmlFree(ctxt->urlTab); - for (i = 0;i < ctxt->incNr;i++) { - if (ctxt->incTab[i] != NULL) - xmlXIncludeFreeRef(ctxt->incTab[i]); - } - if (ctxt->txturlTab != NULL) { - for (i = 0;i < ctxt->txtNr;i++) { - if (ctxt->txturlTab[i] != NULL) - xmlFree(ctxt->txturlTab[i]); - } - } - if (ctxt->incTab != NULL) - xmlFree(ctxt->incTab); - if (ctxt->txtTab != NULL) - xmlFree(ctxt->txtTab); - if (ctxt->txturlTab != NULL) - xmlFree(ctxt->txturlTab); - if (ctxt->base != NULL) { - xmlFree(ctxt->base); - } - xmlFree(ctxt); -} - -/** - * xmlXIncludeParseFile: - * @ctxt: the XInclude context - * @URL: the URL or file path - * - * parse a document for XInclude - */ -static xmlDocPtr -xmlXIncludeParseFile(xmlXIncludeCtxtPtr ctxt, const char *URL) { - xmlDocPtr ret; - xmlParserCtxtPtr pctxt; - xmlParserInputPtr inputStream; - - xmlInitParser(); - - pctxt = xmlNewParserCtxt(); - if (pctxt == NULL) { - xmlXIncludeErrMemory(ctxt, NULL, "cannot allocate parser context"); - return(NULL); - } - - /* - * pass in the application data to the parser context. - */ - pctxt->_private = ctxt->_private; - - /* - * try to ensure that new documents included are actually - * built with the same dictionary as the including document. - */ - if ((ctxt->doc != NULL) && (ctxt->doc->dict != NULL)) { - if (pctxt->dict != NULL) - xmlDictFree(pctxt->dict); - pctxt->dict = ctxt->doc->dict; - xmlDictReference(pctxt->dict); - } - - xmlCtxtUseOptions(pctxt, ctxt->parseFlags | XML_PARSE_DTDLOAD); - - inputStream = xmlLoadExternalEntity(URL, NULL, pctxt); - if (inputStream == NULL) { - xmlFreeParserCtxt(pctxt); - return(NULL); - } - - inputPush(pctxt, inputStream); - - if (pctxt->directory == NULL) - pctxt->directory = xmlParserGetDirectory(URL); - - pctxt->loadsubset |= XML_DETECT_IDS; - - xmlParseDocument(pctxt); - - if (pctxt->wellFormed) { - ret = pctxt->myDoc; - } - else { - ret = NULL; - if (pctxt->myDoc != NULL) - xmlFreeDoc(pctxt->myDoc); - pctxt->myDoc = NULL; - } - xmlFreeParserCtxt(pctxt); - - return(ret); -} - -/** - * xmlXIncludeAddNode: - * @ctxt: the XInclude context - * @cur: the new node - * - * Add a new node to process to an XInclude context - */ -static int -xmlXIncludeAddNode(xmlXIncludeCtxtPtr ctxt, xmlNodePtr cur) { - xmlXIncludeRefPtr ref; - xmlURIPtr uri; - xmlChar *URL; - xmlChar *fragment = NULL; - xmlChar *href; - xmlChar *parse; - xmlChar *base; - xmlChar *URI; - int xml = 1, i; /* default Issue 64 */ - int local = 0; - - - if (ctxt == NULL) - return(-1); - if (cur == NULL) - return(-1); - -#ifdef DEBUG_XINCLUDE - xmlGenericError(xmlGenericErrorContext, "Add node\n"); -#endif - /* - * read the attributes - */ - href = xmlXIncludeGetProp(ctxt, cur, XINCLUDE_HREF); - if (href == NULL) { - href = xmlStrdup(BAD_CAST ""); /* @@@@ href is now optional */ - if (href == NULL) - return(-1); - } - if ((href[0] == '#') || (href[0] == 0)) - local = 1; - parse = xmlXIncludeGetProp(ctxt, cur, XINCLUDE_PARSE); - if (parse != NULL) { - if (xmlStrEqual(parse, XINCLUDE_PARSE_XML)) - xml = 1; - else if (xmlStrEqual(parse, XINCLUDE_PARSE_TEXT)) - xml = 0; - else { - xmlXIncludeErr(ctxt, cur, XML_XINCLUDE_PARSE_VALUE, - "invalid value %s for 'parse'\n", parse); - if (href != NULL) - xmlFree(href); - if (parse != NULL) - xmlFree(parse); - return(-1); - } - } - - /* - * compute the URI - */ - base = xmlNodeGetBase(ctxt->doc, cur); - if (base == NULL) { - URI = xmlBuildURI(href, ctxt->doc->URL); - } else { - URI = xmlBuildURI(href, base); - } - if (URI == NULL) { - xmlChar *escbase; - xmlChar *eschref; - /* - * Some escaping may be needed - */ - escbase = xmlURIEscape(base); - eschref = xmlURIEscape(href); - URI = xmlBuildURI(eschref, escbase); - if (escbase != NULL) - xmlFree(escbase); - if (eschref != NULL) - xmlFree(eschref); - } - if (parse != NULL) - xmlFree(parse); - if (href != NULL) - xmlFree(href); - if (base != NULL) - xmlFree(base); - if (URI == NULL) { - xmlXIncludeErr(ctxt, cur, XML_XINCLUDE_HREF_URI, - "failed build URL\n", NULL); - return(-1); - } - fragment = xmlXIncludeGetProp(ctxt, cur, XINCLUDE_PARSE_XPOINTER); - - /* - * Check the URL and remove any fragment identifier - */ - uri = xmlParseURI((const char *)URI); - if (uri == NULL) { - xmlXIncludeErr(ctxt, cur, XML_XINCLUDE_HREF_URI, - "invalid value URI %s\n", URI); - if (fragment != NULL) - xmlFree(fragment); - xmlFree(URI); - return(-1); - } - - if (uri->fragment != NULL) { - if (ctxt->legacy != 0) { - if (fragment == NULL) { - fragment = (xmlChar *) uri->fragment; - } else { - xmlFree(uri->fragment); - } - } else { - xmlXIncludeErr(ctxt, cur, XML_XINCLUDE_FRAGMENT_ID, - "Invalid fragment identifier in URI %s use the xpointer attribute\n", - URI); - if (fragment != NULL) - xmlFree(fragment); - xmlFreeURI(uri); - xmlFree(URI); - return(-1); - } - uri->fragment = NULL; - } - URL = xmlSaveUri(uri); - xmlFreeURI(uri); - xmlFree(URI); - if (URL == NULL) { - xmlXIncludeErr(ctxt, cur, XML_XINCLUDE_HREF_URI, - "invalid value URI %s\n", URI); - if (fragment != NULL) - xmlFree(fragment); - return(-1); - } - - /* - * If local and xml then we need a fragment - */ - if ((local == 1) && (xml == 1) && - ((fragment == NULL) || (fragment[0] == 0))) { - xmlXIncludeErr(ctxt, cur, XML_XINCLUDE_RECURSION, - "detected a local recursion with no xpointer in %s\n", - URL); - if (fragment != NULL) - xmlFree(fragment); - return(-1); - } - - /* - * Check the URL against the stack for recursions - */ - if ((!local) && (xml == 1)) { - for (i = 0;i < ctxt->urlNr;i++) { - if (xmlStrEqual(URL, ctxt->urlTab[i])) { - xmlXIncludeErr(ctxt, cur, XML_XINCLUDE_RECURSION, - "detected a recursion in %s\n", URL); - return(-1); - } - } - } - - ref = xmlXIncludeNewRef(ctxt, URL, cur); - if (ref == NULL) { - return(-1); - } - ref->fragment = fragment; - ref->doc = NULL; - ref->xml = xml; - ref->count = 1; - xmlFree(URL); - return(0); -} - -/** - * xmlXIncludeRecurseDoc: - * @ctxt: the XInclude context - * @doc: the new document - * @url: the associated URL - * - * The XInclude recursive nature is handled at this point. - */ -static void -xmlXIncludeRecurseDoc(xmlXIncludeCtxtPtr ctxt, xmlDocPtr doc, - const xmlURL url ATTRIBUTE_UNUSED) { - xmlXIncludeCtxtPtr newctxt; - int i; - - /* - * Avoid recursion in already substitued resources - for (i = 0;i < ctxt->urlNr;i++) { - if (xmlStrEqual(doc->URL, ctxt->urlTab[i])) - return; - } - */ - -#ifdef DEBUG_XINCLUDE - xmlGenericError(xmlGenericErrorContext, "Recursing in doc %s\n", doc->URL); -#endif - /* - * Handle recursion here. - */ - - newctxt = xmlXIncludeNewContext(doc); - if (newctxt != NULL) { - /* - * Copy the private user data - */ - newctxt->_private = ctxt->_private; - /* - * Copy the existing document set - */ - newctxt->incMax = ctxt->incMax; - newctxt->incNr = ctxt->incNr; - newctxt->incTab = (xmlXIncludeRefPtr *) xmlMalloc(newctxt->incMax * - sizeof(newctxt->incTab[0])); - if (newctxt->incTab == NULL) { - xmlXIncludeErrMemory(ctxt, (xmlNodePtr) doc, "processing doc"); - xmlFree(newctxt); - return; - } - /* - * copy the urlTab - */ - newctxt->urlMax = ctxt->urlMax; - newctxt->urlNr = ctxt->urlNr; - newctxt->urlTab = ctxt->urlTab; - - /* - * Inherit the existing base - */ - newctxt->base = xmlStrdup(ctxt->base); - - /* - * Inherit the documents already in use by other includes - */ - newctxt->incBase = ctxt->incNr; - for (i = 0;i < ctxt->incNr;i++) { - newctxt->incTab[i] = ctxt->incTab[i]; - newctxt->incTab[i]->count++; /* prevent the recursion from - freeing it */ - } - /* - * The new context should also inherit the Parse Flags - * (bug 132597) - */ - newctxt->parseFlags = ctxt->parseFlags; - xmlXIncludeDoProcess(newctxt, doc, xmlDocGetRootElement(doc)); - for (i = 0;i < ctxt->incNr;i++) { - newctxt->incTab[i]->count--; - newctxt->incTab[i] = NULL; - } - - /* urlTab may have been reallocated */ - ctxt->urlTab = newctxt->urlTab; - ctxt->urlMax = newctxt->urlMax; - - newctxt->urlMax = 0; - newctxt->urlNr = 0; - newctxt->urlTab = NULL; - - xmlXIncludeFreeContext(newctxt); - } -#ifdef DEBUG_XINCLUDE - xmlGenericError(xmlGenericErrorContext, "Done recursing in doc %s\n", url); -#endif -} - -/** - * xmlXIncludeAddTxt: - * @ctxt: the XInclude context - * @txt: the new text node - * @url: the associated URL - * - * Add a new txtument to the list - */ -static void -xmlXIncludeAddTxt(xmlXIncludeCtxtPtr ctxt, xmlNodePtr txt, const xmlURL url) { -#ifdef DEBUG_XINCLUDE - xmlGenericError(xmlGenericErrorContext, "Adding text %s\n", url); -#endif - if (ctxt->txtMax == 0) { - ctxt->txtMax = 4; - ctxt->txtTab = (xmlNodePtr *) xmlMalloc(ctxt->txtMax * - sizeof(ctxt->txtTab[0])); - if (ctxt->txtTab == NULL) { - xmlXIncludeErrMemory(ctxt, NULL, "processing text"); - return; - } - ctxt->txturlTab = (xmlURL *) xmlMalloc(ctxt->txtMax * - sizeof(ctxt->txturlTab[0])); - if (ctxt->txturlTab == NULL) { - xmlXIncludeErrMemory(ctxt, NULL, "processing text"); - return; - } - } - if (ctxt->txtNr >= ctxt->txtMax) { - ctxt->txtMax *= 2; - ctxt->txtTab = (xmlNodePtr *) xmlRealloc(ctxt->txtTab, - ctxt->txtMax * sizeof(ctxt->txtTab[0])); - if (ctxt->txtTab == NULL) { - xmlXIncludeErrMemory(ctxt, NULL, "processing text"); - return; - } - ctxt->txturlTab = (xmlURL *) xmlRealloc(ctxt->txturlTab, - ctxt->txtMax * sizeof(ctxt->txturlTab[0])); - if (ctxt->txturlTab == NULL) { - xmlXIncludeErrMemory(ctxt, NULL, "processing text"); - return; - } - } - ctxt->txtTab[ctxt->txtNr] = txt; - ctxt->txturlTab[ctxt->txtNr] = xmlStrdup(url); - ctxt->txtNr++; -} - -/************************************************************************ - * * - * Node copy with specific semantic * - * * - ************************************************************************/ - -static xmlNodePtr -xmlXIncludeCopyNodeList(xmlXIncludeCtxtPtr ctxt, xmlDocPtr target, - xmlDocPtr source, xmlNodePtr elem); - -/** - * xmlXIncludeCopyNode: - * @ctxt: the XInclude context - * @target: the document target - * @source: the document source - * @elem: the element - * - * Make a copy of the node while preserving the XInclude semantic - * of the Infoset copy - */ -static xmlNodePtr -xmlXIncludeCopyNode(xmlXIncludeCtxtPtr ctxt, xmlDocPtr target, - xmlDocPtr source, xmlNodePtr elem) { - xmlNodePtr result = NULL; - - if ((ctxt == NULL) || (target == NULL) || (source == NULL) || - (elem == NULL)) - return(NULL); - if (elem->type == XML_DTD_NODE) - return(NULL); - if (elem->type == XML_DOCUMENT_NODE) - result = xmlXIncludeCopyNodeList(ctxt, target, source, elem->children); - else - result = xmlDocCopyNode(elem, target, 1); - return(result); -} - -/** - * xmlXIncludeCopyNodeList: - * @ctxt: the XInclude context - * @target: the document target - * @source: the document source - * @elem: the element list - * - * Make a copy of the node list while preserving the XInclude semantic - * of the Infoset copy - */ -static xmlNodePtr -xmlXIncludeCopyNodeList(xmlXIncludeCtxtPtr ctxt, xmlDocPtr target, - xmlDocPtr source, xmlNodePtr elem) { - xmlNodePtr cur, res, result = NULL, last = NULL; - - if ((ctxt == NULL) || (target == NULL) || (source == NULL) || - (elem == NULL)) - return(NULL); - cur = elem; - while (cur != NULL) { - res = xmlXIncludeCopyNode(ctxt, target, source, cur); - if (res != NULL) { - if (result == NULL) { - result = last = res; - } else { - last->next = res; - res->prev = last; - last = res; - } - } - cur = cur->next; - } - return(result); -} - -/** - * xmlXIncludeGetNthChild: - * @cur: the node - * @no: the child number - * - * Returns the @n'th element child of @cur or NULL - */ -static xmlNodePtr -xmlXIncludeGetNthChild(xmlNodePtr cur, int no) { - int i; - if ((cur == NULL) || (cur->type == XML_NAMESPACE_DECL)) - return(NULL); - cur = cur->children; - for (i = 0;i <= no;cur = cur->next) { - if (cur == NULL) - return(cur); - if ((cur->type == XML_ELEMENT_NODE) || - (cur->type == XML_DOCUMENT_NODE) || - (cur->type == XML_HTML_DOCUMENT_NODE)) { - i++; - if (i == no) - break; - } - } - return(cur); -} - -xmlNodePtr xmlXPtrAdvanceNode(xmlNodePtr cur, int *level); /* in xpointer.c */ -/** - * xmlXIncludeCopyRange: - * @ctxt: the XInclude context - * @target: the document target - * @source: the document source - * @obj: the XPointer result from the evaluation. - * - * Build a node list tree copy of the XPointer result. - * - * Returns an xmlNodePtr list or NULL. - * The caller has to free the node tree. - */ -static xmlNodePtr -xmlXIncludeCopyRange(xmlXIncludeCtxtPtr ctxt, xmlDocPtr target, - xmlDocPtr source, xmlXPathObjectPtr range) { - /* pointers to generated nodes */ - xmlNodePtr list = NULL, last = NULL, listParent = NULL; - xmlNodePtr tmp, tmp2; - /* pointers to traversal nodes */ - xmlNodePtr start, cur, end; - int index1, index2; - int level = 0, lastLevel = 0, endLevel = 0, endFlag = 0; - - if ((ctxt == NULL) || (target == NULL) || (source == NULL) || - (range == NULL)) - return(NULL); - if (range->type != XPATH_RANGE) - return(NULL); - start = (xmlNodePtr) range->user; - - if ((start == NULL) || (start->type == XML_NAMESPACE_DECL)) - return(NULL); - end = range->user2; - if (end == NULL) - return(xmlDocCopyNode(start, target, 1)); - if (end->type == XML_NAMESPACE_DECL) - return(NULL); - - cur = start; - index1 = range->index; - index2 = range->index2; - /* - * level is depth of the current node under consideration - * list is the pointer to the root of the output tree - * listParent is a pointer to the parent of output tree (within - the included file) in case we need to add another level - * last is a pointer to the last node added to the output tree - * lastLevel is the depth of last (relative to the root) - */ - while (cur != NULL) { - /* - * Check if our output tree needs a parent - */ - if (level < 0) { - while (level < 0) { - /* copy must include namespaces and properties */ - tmp2 = xmlDocCopyNode(listParent, target, 2); - xmlAddChild(tmp2, list); - list = tmp2; - listParent = listParent->parent; - level++; - } - last = list; - lastLevel = 0; - } - /* - * Check whether we need to change our insertion point - */ - while (level < lastLevel) { - last = last->parent; - lastLevel --; - } - if (cur == end) { /* Are we at the end of the range? */ - if (cur->type == XML_TEXT_NODE) { - const xmlChar *content = cur->content; - int len; - - if (content == NULL) { - tmp = xmlNewTextLen(NULL, 0); - } else { - len = index2; - if ((cur == start) && (index1 > 1)) { - content += (index1 - 1); - len -= (index1 - 1); - } else { - len = index2; - } - tmp = xmlNewTextLen(content, len); - } - /* single sub text node selection */ - if (list == NULL) - return(tmp); - /* prune and return full set */ - if (level == lastLevel) - xmlAddNextSibling(last, tmp); - else - xmlAddChild(last, tmp); - return(list); - } else { /* ending node not a text node */ - endLevel = level; /* remember the level of the end node */ - endFlag = 1; - /* last node - need to take care of properties + namespaces */ - tmp = xmlDocCopyNode(cur, target, 2); - if (list == NULL) { - list = tmp; - listParent = cur->parent; - } else { - if (level == lastLevel) - xmlAddNextSibling(last, tmp); - else { - xmlAddChild(last, tmp); - lastLevel = level; - } - } - last = tmp; - - if (index2 > 1) { - end = xmlXIncludeGetNthChild(cur, index2 - 1); - index2 = 0; - } - if ((cur == start) && (index1 > 1)) { - cur = xmlXIncludeGetNthChild(cur, index1 - 1); - index1 = 0; - } else { - cur = cur->children; - } - level++; /* increment level to show change */ - /* - * Now gather the remaining nodes from cur to end - */ - continue; /* while */ - } - } else if (cur == start) { /* Not at the end, are we at start? */ - if ((cur->type == XML_TEXT_NODE) || - (cur->type == XML_CDATA_SECTION_NODE)) { - const xmlChar *content = cur->content; - - if (content == NULL) { - tmp = xmlNewTextLen(NULL, 0); - } else { - if (index1 > 1) { - content += (index1 - 1); - index1 = 0; - } - tmp = xmlNewText(content); - } - last = list = tmp; - listParent = cur->parent; - } else { /* Not text node */ - /* - * start of the range - need to take care of - * properties and namespaces - */ - tmp = xmlDocCopyNode(cur, target, 2); - list = last = tmp; - listParent = cur->parent; - if (index1 > 1) { /* Do we need to position? */ - cur = xmlXIncludeGetNthChild(cur, index1 - 1); - level = lastLevel = 1; - index1 = 0; - /* - * Now gather the remaining nodes from cur to end - */ - continue; /* while */ - } - } - } else { - tmp = NULL; - switch (cur->type) { - case XML_DTD_NODE: - case XML_ELEMENT_DECL: - case XML_ATTRIBUTE_DECL: - case XML_ENTITY_NODE: - /* Do not copy DTD informations */ - break; - case XML_ENTITY_DECL: - /* handle crossing entities -> stack needed */ - break; - case XML_XINCLUDE_START: - case XML_XINCLUDE_END: - /* don't consider it part of the tree content */ - break; - case XML_ATTRIBUTE_NODE: - /* Humm, should not happen ! */ - break; - default: - /* - * Middle of the range - need to take care of - * properties and namespaces - */ - tmp = xmlDocCopyNode(cur, target, 2); - break; - } - if (tmp != NULL) { - if (level == lastLevel) - xmlAddNextSibling(last, tmp); - else { - xmlAddChild(last, tmp); - lastLevel = level; - } - last = tmp; - } - } - /* - * Skip to next node in document order - */ - cur = xmlXPtrAdvanceNode(cur, &level); - if (endFlag && (level >= endLevel)) - break; - } - return(list); -} - -/** - * xmlXIncludeBuildNodeList: - * @ctxt: the XInclude context - * @target: the document target - * @source: the document source - * @obj: the XPointer result from the evaluation. - * - * Build a node list tree copy of the XPointer result. - * This will drop Attributes and Namespace declarations. - * - * Returns an xmlNodePtr list or NULL. - * the caller has to free the node tree. - */ -static xmlNodePtr -xmlXIncludeCopyXPointer(xmlXIncludeCtxtPtr ctxt, xmlDocPtr target, - xmlDocPtr source, xmlXPathObjectPtr obj) { - xmlNodePtr list = NULL, last = NULL; - int i; - - if (source == NULL) - source = ctxt->doc; - if ((ctxt == NULL) || (target == NULL) || (source == NULL) || - (obj == NULL)) - return(NULL); - switch (obj->type) { - case XPATH_NODESET: { - xmlNodeSetPtr set = obj->nodesetval; - if (set == NULL) - return(NULL); - for (i = 0;i < set->nodeNr;i++) { - if (set->nodeTab[i] == NULL) - continue; - switch (set->nodeTab[i]->type) { - case XML_TEXT_NODE: - case XML_CDATA_SECTION_NODE: - case XML_ELEMENT_NODE: - case XML_ENTITY_REF_NODE: - case XML_ENTITY_NODE: - case XML_PI_NODE: - case XML_COMMENT_NODE: - case XML_DOCUMENT_NODE: - case XML_HTML_DOCUMENT_NODE: -#ifdef LIBXML_DOCB_ENABLED - case XML_DOCB_DOCUMENT_NODE: -#endif - case XML_XINCLUDE_END: - break; - case XML_XINCLUDE_START: { - xmlNodePtr tmp, cur = set->nodeTab[i]; - - cur = cur->next; - while (cur != NULL) { - switch(cur->type) { - case XML_TEXT_NODE: - case XML_CDATA_SECTION_NODE: - case XML_ELEMENT_NODE: - case XML_ENTITY_REF_NODE: - case XML_ENTITY_NODE: - case XML_PI_NODE: - case XML_COMMENT_NODE: - tmp = xmlXIncludeCopyNode(ctxt, target, - source, cur); - if (last == NULL) { - list = last = tmp; - } else { - xmlAddNextSibling(last, tmp); - last = tmp; - } - cur = cur->next; - continue; - default: - break; - } - break; - } - continue; - } - case XML_ATTRIBUTE_NODE: - case XML_NAMESPACE_DECL: - 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: - continue; /* for */ - } - if (last == NULL) - list = last = xmlXIncludeCopyNode(ctxt, target, source, - set->nodeTab[i]); - else { - xmlAddNextSibling(last, - xmlXIncludeCopyNode(ctxt, target, source, - set->nodeTab[i])); - if (last->next != NULL) - last = last->next; - } - } - break; - } -#ifdef LIBXML_XPTR_ENABLED - case XPATH_LOCATIONSET: { - xmlLocationSetPtr set = (xmlLocationSetPtr) obj->user; - if (set == NULL) - return(NULL); - for (i = 0;i < set->locNr;i++) { - if (last == NULL) - list = last = xmlXIncludeCopyXPointer(ctxt, target, source, - set->locTab[i]); - else - xmlAddNextSibling(last, - xmlXIncludeCopyXPointer(ctxt, target, source, - set->locTab[i])); - if (last != NULL) { - while (last->next != NULL) - last = last->next; - } - } - break; - } - case XPATH_RANGE: - return(xmlXIncludeCopyRange(ctxt, target, source, obj)); -#endif - case XPATH_POINT: - /* points are ignored in XInclude */ - break; - default: - break; - } - return(list); -} -/************************************************************************ - * * - * XInclude I/O handling * - * * - ************************************************************************/ - -typedef struct _xmlXIncludeMergeData xmlXIncludeMergeData; -typedef xmlXIncludeMergeData *xmlXIncludeMergeDataPtr; -struct _xmlXIncludeMergeData { - xmlDocPtr doc; - xmlXIncludeCtxtPtr ctxt; -}; - -/** - * xmlXIncludeMergeOneEntity: - * @ent: the entity - * @doc: the including doc - * @nr: the entity name - * - * Inplements the merge of one entity - */ -static void -xmlXIncludeMergeEntity(xmlEntityPtr ent, xmlXIncludeMergeDataPtr data, - xmlChar *name ATTRIBUTE_UNUSED) { - xmlEntityPtr ret, prev; - xmlDocPtr doc; - xmlXIncludeCtxtPtr ctxt; - - if ((ent == NULL) || (data == NULL)) - return; - ctxt = data->ctxt; - doc = data->doc; - if ((ctxt == NULL) || (doc == NULL)) - return; - switch (ent->etype) { - case XML_INTERNAL_PARAMETER_ENTITY: - case XML_EXTERNAL_PARAMETER_ENTITY: - case XML_INTERNAL_PREDEFINED_ENTITY: - return; - case XML_INTERNAL_GENERAL_ENTITY: - case XML_EXTERNAL_GENERAL_PARSED_ENTITY: - case XML_EXTERNAL_GENERAL_UNPARSED_ENTITY: - break; - } - ret = xmlAddDocEntity(doc, ent->name, ent->etype, ent->ExternalID, - ent->SystemID, ent->content); - if (ret != NULL) { - if (ent->URI != NULL) - ret->URI = xmlStrdup(ent->URI); - } else { - prev = xmlGetDocEntity(doc, ent->name); - if (prev != NULL) { - if (ent->etype != prev->etype) - goto error; - - if ((ent->SystemID != NULL) && (prev->SystemID != NULL)) { - if (!xmlStrEqual(ent->SystemID, prev->SystemID)) - goto error; - } else if ((ent->ExternalID != NULL) && - (prev->ExternalID != NULL)) { - if (!xmlStrEqual(ent->ExternalID, prev->ExternalID)) - goto error; - } else if ((ent->content != NULL) && (prev->content != NULL)) { - if (!xmlStrEqual(ent->content, prev->content)) - goto error; - } else { - goto error; - } - - } - } - return; -error: - switch (ent->etype) { - case XML_INTERNAL_PARAMETER_ENTITY: - case XML_EXTERNAL_PARAMETER_ENTITY: - case XML_INTERNAL_PREDEFINED_ENTITY: - case XML_INTERNAL_GENERAL_ENTITY: - case XML_EXTERNAL_GENERAL_PARSED_ENTITY: - return; - case XML_EXTERNAL_GENERAL_UNPARSED_ENTITY: - break; - } - xmlXIncludeErr(ctxt, (xmlNodePtr) ent, XML_XINCLUDE_ENTITY_DEF_MISMATCH, - "mismatch in redefinition of entity %s\n", - ent->name); -} - -/** - * xmlXIncludeMergeEntities: - * @ctxt: an XInclude context - * @doc: the including doc - * @from: the included doc - * - * Inplements the entity merge - * - * Returns 0 if merge succeeded, -1 if some processing failed - */ -static int -xmlXIncludeMergeEntities(xmlXIncludeCtxtPtr ctxt, xmlDocPtr doc, - xmlDocPtr from) { - xmlNodePtr cur; - xmlDtdPtr target, source; - - if (ctxt == NULL) - return(-1); - - if ((from == NULL) || (from->intSubset == NULL)) - return(0); - - target = doc->intSubset; - if (target == NULL) { - cur = xmlDocGetRootElement(doc); - if (cur == NULL) - return(-1); - target = xmlCreateIntSubset(doc, cur->name, NULL, NULL); - if (target == NULL) - return(-1); - } - - source = from->intSubset; - if ((source != NULL) && (source->entities != NULL)) { - xmlXIncludeMergeData data; - - data.ctxt = ctxt; - data.doc = doc; - - xmlHashScan((xmlHashTablePtr) source->entities, - (xmlHashScanner) xmlXIncludeMergeEntity, &data); - } - source = from->extSubset; - if ((source != NULL) && (source->entities != NULL)) { - xmlXIncludeMergeData data; - - data.ctxt = ctxt; - data.doc = doc; - - /* - * don't duplicate existing stuff when external subsets are the same - */ - if ((!xmlStrEqual(target->ExternalID, source->ExternalID)) && - (!xmlStrEqual(target->SystemID, source->SystemID))) { - xmlHashScan((xmlHashTablePtr) source->entities, - (xmlHashScanner) xmlXIncludeMergeEntity, &data); - } - } - return(0); -} - -/** - * xmlXIncludeLoadDoc: - * @ctxt: the XInclude context - * @url: the associated URL - * @nr: the xinclude node number - * - * Load the document, and store the result in the XInclude context - * - * Returns 0 in case of success, -1 in case of failure - */ -static int -xmlXIncludeLoadDoc(xmlXIncludeCtxtPtr ctxt, const xmlChar *url, int nr) { - xmlDocPtr doc; - xmlURIPtr uri; - xmlChar *URL; - xmlChar *fragment = NULL; - int i = 0; -#ifdef LIBXML_XPTR_ENABLED - int saveFlags; -#endif - -#ifdef DEBUG_XINCLUDE - xmlGenericError(xmlGenericErrorContext, "Loading doc %s:%d\n", url, nr); -#endif - /* - * Check the URL and remove any fragment identifier - */ - uri = xmlParseURI((const char *)url); - if (uri == NULL) { - xmlXIncludeErr(ctxt, ctxt->incTab[nr]->ref, - XML_XINCLUDE_HREF_URI, - "invalid value URI %s\n", url); - return(-1); - } - if (uri->fragment != NULL) { - fragment = (xmlChar *) uri->fragment; - uri->fragment = NULL; - } - if ((ctxt->incTab != NULL) && (ctxt->incTab[nr] != NULL) && - (ctxt->incTab[nr]->fragment != NULL)) { - if (fragment != NULL) xmlFree(fragment); - fragment = xmlStrdup(ctxt->incTab[nr]->fragment); - } - URL = xmlSaveUri(uri); - xmlFreeURI(uri); - if (URL == NULL) { - if (ctxt->incTab != NULL) - xmlXIncludeErr(ctxt, ctxt->incTab[nr]->ref, - XML_XINCLUDE_HREF_URI, - "invalid value URI %s\n", url); - else - xmlXIncludeErr(ctxt, NULL, - XML_XINCLUDE_HREF_URI, - "invalid value URI %s\n", url); - if (fragment != NULL) - xmlFree(fragment); - return(-1); - } - - /* - * Handling of references to the local document are done - * directly through ctxt->doc. - */ - if ((URL[0] == 0) || (URL[0] == '#') || - ((ctxt->doc != NULL) && (xmlStrEqual(URL, ctxt->doc->URL)))) { - doc = NULL; - goto loaded; - } - - /* - * Prevent reloading twice the document. - */ - for (i = 0; i < ctxt->incNr; i++) { - if ((xmlStrEqual(URL, ctxt->incTab[i]->URI)) && - (ctxt->incTab[i]->doc != NULL)) { - doc = ctxt->incTab[i]->doc; -#ifdef DEBUG_XINCLUDE - printf("Already loaded %s\n", URL); -#endif - goto loaded; - } - } - - /* - * Load it. - */ -#ifdef DEBUG_XINCLUDE - printf("loading %s\n", URL); -#endif -#ifdef LIBXML_XPTR_ENABLED - /* - * If this is an XPointer evaluation, we want to assure that - * all entities have been resolved prior to processing the - * referenced document - */ - saveFlags = ctxt->parseFlags; - if (fragment != NULL) { /* if this is an XPointer eval */ - ctxt->parseFlags |= XML_PARSE_NOENT; - } -#endif - - doc = xmlXIncludeParseFile(ctxt, (const char *)URL); -#ifdef LIBXML_XPTR_ENABLED - ctxt->parseFlags = saveFlags; -#endif - if (doc == NULL) { - xmlFree(URL); - if (fragment != NULL) - xmlFree(fragment); - return(-1); - } - ctxt->incTab[nr]->doc = doc; - /* - * It's possible that the requested URL has been mapped to a - * completely different location (e.g. through a catalog entry). - * To check for this, we compare the URL with that of the doc - * and change it if they disagree (bug 146988). - */ - if (!xmlStrEqual(URL, doc->URL)) { - xmlFree(URL); - URL = xmlStrdup(doc->URL); - } - for (i = nr + 1; i < ctxt->incNr; i++) { - if (xmlStrEqual(URL, ctxt->incTab[i]->URI)) { - ctxt->incTab[nr]->count++; -#ifdef DEBUG_XINCLUDE - printf("Increasing %s count since reused\n", URL); -#endif - break; - } - } - - /* - * Make sure we have all entities fixed up - */ - xmlXIncludeMergeEntities(ctxt, ctxt->doc, doc); - - /* - * We don't need the DTD anymore, free up space - if (doc->intSubset != NULL) { - xmlUnlinkNode((xmlNodePtr) doc->intSubset); - xmlFreeNode((xmlNodePtr) doc->intSubset); - doc->intSubset = NULL; - } - if (doc->extSubset != NULL) { - xmlUnlinkNode((xmlNodePtr) doc->extSubset); - xmlFreeNode((xmlNodePtr) doc->extSubset); - doc->extSubset = NULL; - } - */ - xmlXIncludeRecurseDoc(ctxt, doc, URL); - -loaded: - if (fragment == NULL) { - /* - * Add the top children list as the replacement copy. - */ - if (doc == NULL) - { - /* Hopefully a DTD declaration won't be copied from - * the same document */ - ctxt->incTab[nr]->inc = xmlCopyNodeList(ctxt->doc->children); - } else { - ctxt->incTab[nr]->inc = xmlXIncludeCopyNodeList(ctxt, ctxt->doc, - doc, doc->children); - } - } -#ifdef LIBXML_XPTR_ENABLED - else { - /* - * Computes the XPointer expression and make a copy used - * as the replacement copy. - */ - xmlXPathObjectPtr xptr; - xmlXPathContextPtr xptrctxt; - xmlNodeSetPtr set; - - if (doc == NULL) { - xptrctxt = xmlXPtrNewContext(ctxt->doc, ctxt->incTab[nr]->ref, - NULL); - } else { - xptrctxt = xmlXPtrNewContext(doc, NULL, NULL); - } - if (xptrctxt == NULL) { - xmlXIncludeErr(ctxt, ctxt->incTab[nr]->ref, - XML_XINCLUDE_XPTR_FAILED, - "could not create XPointer context\n", NULL); - xmlFree(URL); - xmlFree(fragment); - return(-1); - } - xptr = xmlXPtrEval(fragment, xptrctxt); - if (xptr == NULL) { - xmlXIncludeErr(ctxt, ctxt->incTab[nr]->ref, - XML_XINCLUDE_XPTR_FAILED, - "XPointer evaluation failed: #%s\n", - fragment); - xmlXPathFreeContext(xptrctxt); - xmlFree(URL); - xmlFree(fragment); - return(-1); - } - switch (xptr->type) { - case XPATH_UNDEFINED: - case XPATH_BOOLEAN: - case XPATH_NUMBER: - case XPATH_STRING: - case XPATH_POINT: - case XPATH_USERS: - case XPATH_XSLT_TREE: - xmlXIncludeErr(ctxt, ctxt->incTab[nr]->ref, - XML_XINCLUDE_XPTR_RESULT, - "XPointer is not a range: #%s\n", - fragment); - xmlXPathFreeContext(xptrctxt); - xmlFree(URL); - xmlFree(fragment); - return(-1); - case XPATH_NODESET: - if ((xptr->nodesetval == NULL) || - (xptr->nodesetval->nodeNr <= 0)) { - xmlXPathFreeContext(xptrctxt); - xmlFree(URL); - xmlFree(fragment); - return(-1); - } - - case XPATH_RANGE: - case XPATH_LOCATIONSET: - break; - } - set = xptr->nodesetval; - if (set != NULL) { - for (i = 0;i < set->nodeNr;i++) { - if (set->nodeTab[i] == NULL) - continue; - switch (set->nodeTab[i]->type) { - case XML_ELEMENT_NODE: - case XML_TEXT_NODE: - case XML_CDATA_SECTION_NODE: - case XML_ENTITY_REF_NODE: - case XML_ENTITY_NODE: - case XML_PI_NODE: - case XML_COMMENT_NODE: - case XML_DOCUMENT_NODE: - case XML_HTML_DOCUMENT_NODE: -#ifdef LIBXML_DOCB_ENABLED - case XML_DOCB_DOCUMENT_NODE: -#endif - continue; - - case XML_ATTRIBUTE_NODE: - xmlXIncludeErr(ctxt, ctxt->incTab[nr]->ref, - XML_XINCLUDE_XPTR_RESULT, - "XPointer selects an attribute: #%s\n", - fragment); - set->nodeTab[i] = NULL; - continue; - case XML_NAMESPACE_DECL: - xmlXIncludeErr(ctxt, ctxt->incTab[nr]->ref, - XML_XINCLUDE_XPTR_RESULT, - "XPointer selects a namespace: #%s\n", - fragment); - set->nodeTab[i] = NULL; - continue; - 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_XINCLUDE_START: - case XML_XINCLUDE_END: - xmlXIncludeErr(ctxt, ctxt->incTab[nr]->ref, - XML_XINCLUDE_XPTR_RESULT, - "XPointer selects unexpected nodes: #%s\n", - fragment); - set->nodeTab[i] = NULL; - set->nodeTab[i] = NULL; - continue; /* for */ - } - } - } - if (doc == NULL) { - ctxt->incTab[nr]->xptr = xptr; - ctxt->incTab[nr]->inc = NULL; - } else { - ctxt->incTab[nr]->inc = - xmlXIncludeCopyXPointer(ctxt, ctxt->doc, doc, xptr); - xmlXPathFreeObject(xptr); - } - xmlXPathFreeContext(xptrctxt); - xmlFree(fragment); - } -#endif - - /* - * Do the xml:base fixup if needed - */ - if ((doc != NULL) && (URL != NULL) && - (!(ctxt->parseFlags & XML_PARSE_NOBASEFIX)) && - (!(doc->parseFlags & XML_PARSE_NOBASEFIX))) { - xmlNodePtr node; - xmlChar *base; - xmlChar *curBase; - - /* - * The base is only adjusted if "necessary", i.e. if the xinclude node - * has a base specified, or the URL is relative - */ - base = xmlGetNsProp(ctxt->incTab[nr]->ref, BAD_CAST "base", - XML_XML_NAMESPACE); - if (base == NULL) { - /* - * No xml:base on the xinclude node, so we check whether the - * URI base is different than (relative to) the context base - */ - curBase = xmlBuildRelativeURI(URL, ctxt->base); - if (curBase == NULL) { /* Error return */ - xmlXIncludeErr(ctxt, ctxt->incTab[nr]->ref, - XML_XINCLUDE_HREF_URI, - "trying to build relative URI from %s\n", URL); - } else { - /* If the URI doesn't contain a slash, it's not relative */ - if (!xmlStrchr(curBase, (xmlChar) '/')) - xmlFree(curBase); - else - base = curBase; - } - } - if (base != NULL) { /* Adjustment may be needed */ - node = ctxt->incTab[nr]->inc; - while (node != NULL) { - /* Only work on element nodes */ - if (node->type == XML_ELEMENT_NODE) { - curBase = xmlNodeGetBase(node->doc, node); - /* If no current base, set it */ - if (curBase == NULL) { - xmlNodeSetBase(node, base); - } else { - /* - * If the current base is the same as the - * URL of the document, then reset it to be - * the specified xml:base or the relative URI - */ - if (xmlStrEqual(curBase, node->doc->URL)) { - xmlNodeSetBase(node, base); - } else { - /* - * If the element already has an xml:base - * set, then relativise it if necessary - */ - xmlChar *xmlBase; - xmlBase = xmlGetNsProp(node, - BAD_CAST "base", - XML_XML_NAMESPACE); - if (xmlBase != NULL) { - xmlChar *relBase; - relBase = xmlBuildURI(xmlBase, base); - if (relBase == NULL) { /* error */ - xmlXIncludeErr(ctxt, - ctxt->incTab[nr]->ref, - XML_XINCLUDE_HREF_URI, - "trying to rebuild base from %s\n", - xmlBase); - } else { - xmlNodeSetBase(node, relBase); - xmlFree(relBase); - } - xmlFree(xmlBase); - } - } - xmlFree(curBase); - } - } - node = node->next; - } - xmlFree(base); - } - } - if ((nr < ctxt->incNr) && (ctxt->incTab[nr]->doc != NULL) && - (ctxt->incTab[nr]->count <= 1)) { -#ifdef DEBUG_XINCLUDE - printf("freeing %s\n", ctxt->incTab[nr]->doc->URL); -#endif - xmlFreeDoc(ctxt->incTab[nr]->doc); - ctxt->incTab[nr]->doc = NULL; - } - xmlFree(URL); - return(0); -} - -/** - * xmlXIncludeLoadTxt: - * @ctxt: the XInclude context - * @url: the associated URL - * @nr: the xinclude node number - * - * Load the content, and store the result in the XInclude context - * - * Returns 0 in case of success, -1 in case of failure - */ -static int -xmlXIncludeLoadTxt(xmlXIncludeCtxtPtr ctxt, const xmlChar *url, int nr) { - xmlParserInputBufferPtr buf; - xmlNodePtr node; - xmlURIPtr uri; - xmlChar *URL; - int i; - xmlChar *encoding = NULL; - xmlCharEncoding enc = (xmlCharEncoding) 0; - xmlParserCtxtPtr pctxt; - xmlParserInputPtr inputStream; - int xinclude_multibyte_fallback_used = 0; - - /* - * Check the URL and remove any fragment identifier - */ - uri = xmlParseURI((const char *)url); - if (uri == NULL) { - xmlXIncludeErr(ctxt, ctxt->incTab[nr]->ref, XML_XINCLUDE_HREF_URI, - "invalid value URI %s\n", url); - return(-1); - } - if (uri->fragment != NULL) { - xmlXIncludeErr(ctxt, ctxt->incTab[nr]->ref, XML_XINCLUDE_TEXT_FRAGMENT, - "fragment identifier forbidden for text: %s\n", - (const xmlChar *) uri->fragment); - xmlFreeURI(uri); - return(-1); - } - URL = xmlSaveUri(uri); - xmlFreeURI(uri); - if (URL == NULL) { - xmlXIncludeErr(ctxt, ctxt->incTab[nr]->ref, XML_XINCLUDE_HREF_URI, - "invalid value URI %s\n", url); - return(-1); - } - - /* - * Handling of references to the local document are done - * directly through ctxt->doc. - */ - if (URL[0] == 0) { - xmlXIncludeErr(ctxt, ctxt->incTab[nr]->ref, - XML_XINCLUDE_TEXT_DOCUMENT, - "text serialization of document not available\n", NULL); - xmlFree(URL); - return(-1); - } - - /* - * Prevent reloading twice the document. - */ - for (i = 0; i < ctxt->txtNr; i++) { - if (xmlStrEqual(URL, ctxt->txturlTab[i])) { - node = xmlCopyNode(ctxt->txtTab[i], 1); - goto loaded; - } - } - /* - * Try to get the encoding if available - */ - if ((ctxt->incTab[nr] != NULL) && (ctxt->incTab[nr]->ref != NULL)) { - encoding = xmlGetProp(ctxt->incTab[nr]->ref, XINCLUDE_PARSE_ENCODING); - } - if (encoding != NULL) { - /* - * TODO: we should not have to remap to the xmlCharEncoding - * predefined set, a better interface than - * xmlParserInputBufferCreateFilename should allow any - * encoding supported by iconv - */ - enc = xmlParseCharEncoding((const char *) encoding); - if (enc == XML_CHAR_ENCODING_ERROR) { - xmlXIncludeErr(ctxt, ctxt->incTab[nr]->ref, - XML_XINCLUDE_UNKNOWN_ENCODING, - "encoding %s not supported\n", encoding); - xmlFree(encoding); - xmlFree(URL); - return(-1); - } - xmlFree(encoding); - } - - /* - * Load it. - */ - pctxt = xmlNewParserCtxt(); - inputStream = xmlLoadExternalEntity((const char*)URL, NULL, pctxt); - if(inputStream == NULL) { - xmlFreeParserCtxt(pctxt); - xmlFree(URL); - return(-1); - } - buf = inputStream->buf; - if (buf == NULL) { - xmlFreeInputStream (inputStream); - xmlFreeParserCtxt(pctxt); - xmlFree(URL); - return(-1); - } - if (buf->encoder) - xmlCharEncCloseFunc(buf->encoder); - buf->encoder = xmlGetCharEncodingHandler(enc); - node = xmlNewText(NULL); - - /* - * Scan all chars from the resource and add the to the node - */ -xinclude_multibyte_fallback: - while (xmlParserInputBufferRead(buf, 128) > 0) { - int len; - const xmlChar *content; - - content = xmlBufContent(buf->buffer); - len = xmlBufLength(buf->buffer); - for (i = 0;i < len;) { - int cur; - int l; - - cur = xmlStringCurrentChar(NULL, &content[i], &l); - if (!IS_CHAR(cur)) { - /* Handle splitted multibyte char at buffer boundary */ - if (((len - i) < 4) && (!xinclude_multibyte_fallback_used)) { - xinclude_multibyte_fallback_used = 1; - xmlBufShrink(buf->buffer, i); - goto xinclude_multibyte_fallback; - } else { - xmlXIncludeErr(ctxt, ctxt->incTab[nr]->ref, - XML_XINCLUDE_INVALID_CHAR, - "%s contains invalid char\n", URL); - xmlFreeParserInputBuffer(buf); - xmlFree(URL); - return(-1); - } - } else { - xinclude_multibyte_fallback_used = 0; - xmlNodeAddContentLen(node, &content[i], l); - } - i += l; - } - xmlBufShrink(buf->buffer, len); - } - xmlFreeParserCtxt(pctxt); - xmlXIncludeAddTxt(ctxt, node, URL); - xmlFreeInputStream(inputStream); - -loaded: - /* - * Add the element as the replacement copy. - */ - ctxt->incTab[nr]->inc = node; - xmlFree(URL); - return(0); -} - -/** - * xmlXIncludeLoadFallback: - * @ctxt: the XInclude context - * @fallback: the fallback node - * @nr: the xinclude node number - * - * Load the content of the fallback node, and store the result - * in the XInclude context - * - * Returns 0 in case of success, -1 in case of failure - */ -static int -xmlXIncludeLoadFallback(xmlXIncludeCtxtPtr ctxt, xmlNodePtr fallback, int nr) { - xmlXIncludeCtxtPtr newctxt; - int ret = 0; - - if ((fallback == NULL) || (fallback->type == XML_NAMESPACE_DECL) || - (ctxt == NULL)) - return(-1); - if (fallback->children != NULL) { - /* - * It's possible that the fallback also has 'includes' - * (Bug 129969), so we re-process the fallback just in case - */ - newctxt = xmlXIncludeNewContext(ctxt->doc); - if (newctxt == NULL) - return (-1); - newctxt->_private = ctxt->_private; - newctxt->base = xmlStrdup(ctxt->base); /* Inherit the base from the existing context */ - xmlXIncludeSetFlags(newctxt, ctxt->parseFlags); - ret = xmlXIncludeDoProcess(newctxt, ctxt->doc, fallback->children); - if (ctxt->nbErrors > 0) - ret = -1; - else if (ret > 0) - ret = 0; /* xmlXIncludeDoProcess can return +ve number */ - xmlXIncludeFreeContext(newctxt); - - ctxt->incTab[nr]->inc = xmlDocCopyNodeList(ctxt->doc, - fallback->children); - } else { - ctxt->incTab[nr]->inc = NULL; - ctxt->incTab[nr]->emptyFb = 1; /* flag empty callback */ - } - return(ret); -} - -/************************************************************************ - * * - * XInclude Processing * - * * - ************************************************************************/ - -/** - * xmlXIncludePreProcessNode: - * @ctxt: an XInclude context - * @node: an XInclude node - * - * Implement the XInclude preprocessing, currently just adding the element - * for further processing. - * - * Returns the result list or NULL in case of error - */ -static xmlNodePtr -xmlXIncludePreProcessNode(xmlXIncludeCtxtPtr ctxt, xmlNodePtr node) { - xmlXIncludeAddNode(ctxt, node); - return(NULL); -} - -/** - * xmlXIncludeLoadNode: - * @ctxt: an XInclude context - * @nr: the node number - * - * Find and load the infoset replacement for the given node. - * - * Returns 0 if substitution succeeded, -1 if some processing failed - */ -static int -xmlXIncludeLoadNode(xmlXIncludeCtxtPtr ctxt, int nr) { - xmlNodePtr cur; - xmlChar *href; - xmlChar *parse; - xmlChar *base; - xmlChar *oldBase; - xmlChar *URI; - int xml = 1; /* default Issue 64 */ - int ret; - - if (ctxt == NULL) - return(-1); - if ((nr < 0) || (nr >= ctxt->incNr)) - return(-1); - cur = ctxt->incTab[nr]->ref; - if (cur == NULL) - return(-1); - - /* - * read the attributes - */ - href = xmlXIncludeGetProp(ctxt, cur, XINCLUDE_HREF); - if (href == NULL) { - href = xmlStrdup(BAD_CAST ""); /* @@@@ href is now optional */ - if (href == NULL) - return(-1); - } - parse = xmlXIncludeGetProp(ctxt, cur, XINCLUDE_PARSE); - if (parse != NULL) { - if (xmlStrEqual(parse, XINCLUDE_PARSE_XML)) - xml = 1; - else if (xmlStrEqual(parse, XINCLUDE_PARSE_TEXT)) - xml = 0; - else { - xmlXIncludeErr(ctxt, ctxt->incTab[nr]->ref, - XML_XINCLUDE_PARSE_VALUE, - "invalid value %s for 'parse'\n", parse); - if (href != NULL) - xmlFree(href); - if (parse != NULL) - xmlFree(parse); - return(-1); - } - } - - /* - * compute the URI - */ - base = xmlNodeGetBase(ctxt->doc, cur); - if (base == NULL) { - URI = xmlBuildURI(href, ctxt->doc->URL); - } else { - URI = xmlBuildURI(href, base); - } - if (URI == NULL) { - xmlChar *escbase; - xmlChar *eschref; - /* - * Some escaping may be needed - */ - escbase = xmlURIEscape(base); - eschref = xmlURIEscape(href); - URI = xmlBuildURI(eschref, escbase); - if (escbase != NULL) - xmlFree(escbase); - if (eschref != NULL) - xmlFree(eschref); - } - if (URI == NULL) { - xmlXIncludeErr(ctxt, ctxt->incTab[nr]->ref, - XML_XINCLUDE_HREF_URI, "failed build URL\n", NULL); - if (parse != NULL) - xmlFree(parse); - if (href != NULL) - xmlFree(href); - if (base != NULL) - xmlFree(base); - return(-1); - } -#ifdef DEBUG_XINCLUDE - xmlGenericError(xmlGenericErrorContext, "parse: %s\n", - xml ? "xml": "text"); - xmlGenericError(xmlGenericErrorContext, "URI: %s\n", URI); -#endif - - /* - * Save the base for this include (saving the current one) - */ - oldBase = ctxt->base; - ctxt->base = base; - - if (xml) { - ret = xmlXIncludeLoadDoc(ctxt, URI, nr); - /* xmlXIncludeGetFragment(ctxt, cur, URI); */ - } else { - ret = xmlXIncludeLoadTxt(ctxt, URI, nr); - } - - /* - * Restore the original base before checking for fallback - */ - ctxt->base = oldBase; - - if (ret < 0) { - xmlNodePtr children; - - /* - * Time to try a fallback if availble - */ -#ifdef DEBUG_XINCLUDE - xmlGenericError(xmlGenericErrorContext, "error looking for fallback\n"); -#endif - children = cur->children; - while (children != NULL) { - if ((children->type == XML_ELEMENT_NODE) && - (children->ns != NULL) && - (xmlStrEqual(children->name, XINCLUDE_FALLBACK)) && - ((xmlStrEqual(children->ns->href, XINCLUDE_NS)) || - (xmlStrEqual(children->ns->href, XINCLUDE_OLD_NS)))) { - ret = xmlXIncludeLoadFallback(ctxt, children, nr); - if (ret == 0) - break; - } - children = children->next; - } - } - if (ret < 0) { - xmlXIncludeErr(ctxt, ctxt->incTab[nr]->ref, - XML_XINCLUDE_NO_FALLBACK, - "could not load %s, and no fallback was found\n", - URI); - } - - /* - * Cleanup - */ - if (URI != NULL) - xmlFree(URI); - if (parse != NULL) - xmlFree(parse); - if (href != NULL) - xmlFree(href); - if (base != NULL) - xmlFree(base); - return(0); -} - -/** - * xmlXIncludeIncludeNode: - * @ctxt: an XInclude context - * @nr: the node number - * - * Inplement the infoset replacement for the given node - * - * Returns 0 if substitution succeeded, -1 if some processing failed - */ -static int -xmlXIncludeIncludeNode(xmlXIncludeCtxtPtr ctxt, int nr) { - xmlNodePtr cur, end, list, tmp; - - if (ctxt == NULL) - return(-1); - if ((nr < 0) || (nr >= ctxt->incNr)) - return(-1); - cur = ctxt->incTab[nr]->ref; - if ((cur == NULL) || (cur->type == XML_NAMESPACE_DECL)) - return(-1); - - /* - * If we stored an XPointer a late computation may be needed - */ - if ((ctxt->incTab[nr]->inc == NULL) && - (ctxt->incTab[nr]->xptr != NULL)) { - ctxt->incTab[nr]->inc = - xmlXIncludeCopyXPointer(ctxt, ctxt->doc, ctxt->doc, - ctxt->incTab[nr]->xptr); - xmlXPathFreeObject(ctxt->incTab[nr]->xptr); - ctxt->incTab[nr]->xptr = NULL; - } - list = ctxt->incTab[nr]->inc; - ctxt->incTab[nr]->inc = NULL; - - /* - * Check against the risk of generating a multi-rooted document - */ - if ((cur->parent != NULL) && - (cur->parent->type != XML_ELEMENT_NODE)) { - int nb_elem = 0; - - tmp = list; - while (tmp != NULL) { - if (tmp->type == XML_ELEMENT_NODE) - nb_elem++; - tmp = tmp->next; - } - if (nb_elem > 1) { - xmlXIncludeErr(ctxt, ctxt->incTab[nr]->ref, - XML_XINCLUDE_MULTIPLE_ROOT, - "XInclude error: would result in multiple root nodes\n", - NULL); - return(-1); - } - } - - if (ctxt->parseFlags & XML_PARSE_NOXINCNODE) { - /* - * Add the list of nodes - */ - while (list != NULL) { - end = list; - list = list->next; - - xmlAddPrevSibling(cur, end); - } - xmlUnlinkNode(cur); - xmlFreeNode(cur); - } else { - /* - * Change the current node as an XInclude start one, and add an - * XInclude end one - */ - cur->type = XML_XINCLUDE_START; - end = xmlNewDocNode(cur->doc, cur->ns, cur->name, NULL); - if (end == NULL) { - xmlXIncludeErr(ctxt, ctxt->incTab[nr]->ref, - XML_XINCLUDE_BUILD_FAILED, - "failed to build node\n", NULL); - return(-1); - } - end->type = XML_XINCLUDE_END; - xmlAddNextSibling(cur, end); - - /* - * Add the list of nodes - */ - while (list != NULL) { - cur = list; - list = list->next; - - xmlAddPrevSibling(end, cur); - } - } - - - return(0); -} - -/** - * xmlXIncludeTestNode: - * @ctxt: the XInclude processing context - * @node: an XInclude node - * - * test if the node is an XInclude node - * - * Returns 1 true, 0 otherwise - */ -static int -xmlXIncludeTestNode(xmlXIncludeCtxtPtr ctxt, xmlNodePtr node) { - if (node == NULL) - return(0); - if (node->type != XML_ELEMENT_NODE) - return(0); - if (node->ns == NULL) - return(0); - if ((xmlStrEqual(node->ns->href, XINCLUDE_NS)) || - (xmlStrEqual(node->ns->href, XINCLUDE_OLD_NS))) { - if (xmlStrEqual(node->ns->href, XINCLUDE_OLD_NS)) { - if (ctxt->legacy == 0) { -#if 0 /* wait for the XML Core Working Group to get something stable ! */ - xmlXIncludeWarn(ctxt, node, XML_XINCLUDE_DEPRECATED_NS, - "Deprecated XInclude namespace found, use %s", - XINCLUDE_NS); -#endif - ctxt->legacy = 1; - } - } - if (xmlStrEqual(node->name, XINCLUDE_NODE)) { - xmlNodePtr child = node->children; - int nb_fallback = 0; - - while (child != NULL) { - if ((child->type == XML_ELEMENT_NODE) && - (child->ns != NULL) && - ((xmlStrEqual(child->ns->href, XINCLUDE_NS)) || - (xmlStrEqual(child->ns->href, XINCLUDE_OLD_NS)))) { - if (xmlStrEqual(child->name, XINCLUDE_NODE)) { - xmlXIncludeErr(ctxt, node, - XML_XINCLUDE_INCLUDE_IN_INCLUDE, - "%s has an 'include' child\n", - XINCLUDE_NODE); - return(0); - } - if (xmlStrEqual(child->name, XINCLUDE_FALLBACK)) { - nb_fallback++; - } - } - child = child->next; - } - if (nb_fallback > 1) { - xmlXIncludeErr(ctxt, node, XML_XINCLUDE_FALLBACKS_IN_INCLUDE, - "%s has multiple fallback children\n", - XINCLUDE_NODE); - return(0); - } - return(1); - } - if (xmlStrEqual(node->name, XINCLUDE_FALLBACK)) { - if ((node->parent == NULL) || - (node->parent->type != XML_ELEMENT_NODE) || - (node->parent->ns == NULL) || - ((!xmlStrEqual(node->parent->ns->href, XINCLUDE_NS)) && - (!xmlStrEqual(node->parent->ns->href, XINCLUDE_OLD_NS))) || - (!xmlStrEqual(node->parent->name, XINCLUDE_NODE))) { - xmlXIncludeErr(ctxt, node, - XML_XINCLUDE_FALLBACK_NOT_IN_INCLUDE, - "%s is not the child of an 'include'\n", - XINCLUDE_FALLBACK); - } - } - } - return(0); -} - -/** - * xmlXIncludeDoProcess: - * @ctxt: the XInclude processing context - * @doc: an XML document - * @tree: the top of the tree to process - * - * Implement the XInclude substitution on the XML document @doc - * - * Returns 0 if no substitution were done, -1 if some processing failed - * or the number of substitutions done. - */ -static int -xmlXIncludeDoProcess(xmlXIncludeCtxtPtr ctxt, xmlDocPtr doc, xmlNodePtr tree) { - xmlNodePtr cur; - int ret = 0; - int i, start; - - if ((doc == NULL) || (tree == NULL) || (tree->type == XML_NAMESPACE_DECL)) - return(-1); - if (ctxt == NULL) - return(-1); - - if (doc->URL != NULL) { - ret = xmlXIncludeURLPush(ctxt, doc->URL); - if (ret < 0) - return(-1); - } - start = ctxt->incNr; - - /* - * First phase: lookup the elements in the document - */ - cur = tree; - if (xmlXIncludeTestNode(ctxt, cur) == 1) - xmlXIncludePreProcessNode(ctxt, cur); - while ((cur != NULL) && (cur != tree->parent)) { - /* TODO: need to work on entities -> stack */ - if ((cur->children != NULL) && - (cur->children->type != XML_ENTITY_DECL) && - (cur->children->type != XML_XINCLUDE_START) && - (cur->children->type != XML_XINCLUDE_END)) { - cur = cur->children; - if (xmlXIncludeTestNode(ctxt, cur)) - xmlXIncludePreProcessNode(ctxt, cur); - } else if (cur->next != NULL) { - cur = cur->next; - if (xmlXIncludeTestNode(ctxt, cur)) - xmlXIncludePreProcessNode(ctxt, cur); - } else { - if (cur == tree) - break; - do { - cur = cur->parent; - if ((cur == NULL) || (cur == tree->parent)) - break; /* do */ - if (cur->next != NULL) { - cur = cur->next; - if (xmlXIncludeTestNode(ctxt, cur)) - xmlXIncludePreProcessNode(ctxt, cur); - break; /* do */ - } - } while (cur != NULL); - } - } - - /* - * Second Phase : collect the infosets fragments - */ - for (i = start;i < ctxt->incNr; i++) { - xmlXIncludeLoadNode(ctxt, i); - ret++; - } - - /* - * Third phase: extend the original document infoset. - * - * Originally we bypassed the inclusion if there were any errors - * encountered on any of the XIncludes. A bug was raised (bug - * 132588) requesting that we output the XIncludes without error, - * so the check for inc!=NULL || xptr!=NULL was put in. This may - * give some other problems in the future, but for now it seems to - * work ok. - * - */ - for (i = ctxt->incBase;i < ctxt->incNr; i++) { - if ((ctxt->incTab[i]->inc != NULL) || - (ctxt->incTab[i]->xptr != NULL) || - (ctxt->incTab[i]->emptyFb != 0)) /* (empty fallback) */ - xmlXIncludeIncludeNode(ctxt, i); - } - - if (doc->URL != NULL) - xmlXIncludeURLPop(ctxt); - return(ret); -} - -/** - * xmlXIncludeSetFlags: - * @ctxt: an XInclude processing context - * @flags: a set of xmlParserOption used for parsing XML includes - * - * Set the flags used for further processing of XML resources. - * - * Returns 0 in case of success and -1 in case of error. - */ -int -xmlXIncludeSetFlags(xmlXIncludeCtxtPtr ctxt, int flags) { - if (ctxt == NULL) - return(-1); - ctxt->parseFlags = flags; - return(0); -} - -/** - * xmlXIncludeProcessTreeFlagsData: - * @tree: an XML node - * @flags: a set of xmlParserOption used for parsing XML includes - * @data: application data that will be passed to the parser context - * in the _private field of the parser context(s) - * - * Implement the XInclude substitution on the XML node @tree - * - * Returns 0 if no substitution were done, -1 if some processing failed - * or the number of substitutions done. - */ - -int -xmlXIncludeProcessTreeFlagsData(xmlNodePtr tree, int flags, void *data) { - xmlXIncludeCtxtPtr ctxt; - int ret = 0; - - if ((tree == NULL) || (tree->type == XML_NAMESPACE_DECL) || - (tree->doc == NULL)) - return(-1); - - ctxt = xmlXIncludeNewContext(tree->doc); - if (ctxt == NULL) - return(-1); - ctxt->_private = data; - ctxt->base = xmlStrdup((xmlChar *)tree->doc->URL); - xmlXIncludeSetFlags(ctxt, flags); - ret = xmlXIncludeDoProcess(ctxt, tree->doc, tree); - if ((ret >= 0) && (ctxt->nbErrors > 0)) - ret = -1; - - xmlXIncludeFreeContext(ctxt); - return(ret); -} - -/** - * xmlXIncludeProcessFlagsData: - * @doc: an XML document - * @flags: a set of xmlParserOption used for parsing XML includes - * @data: application data that will be passed to the parser context - * in the _private field of the parser context(s) - * - * Implement the XInclude substitution on the XML document @doc - * - * Returns 0 if no substitution were done, -1 if some processing failed - * or the number of substitutions done. - */ -int -xmlXIncludeProcessFlagsData(xmlDocPtr doc, int flags, void *data) { - xmlNodePtr tree; - - if (doc == NULL) - return(-1); - tree = xmlDocGetRootElement(doc); - if (tree == NULL) - return(-1); - return(xmlXIncludeProcessTreeFlagsData(tree, flags, data)); -} - -/** - * xmlXIncludeProcessFlags: - * @doc: an XML document - * @flags: a set of xmlParserOption used for parsing XML includes - * - * Implement the XInclude substitution on the XML document @doc - * - * Returns 0 if no substitution were done, -1 if some processing failed - * or the number of substitutions done. - */ -int -xmlXIncludeProcessFlags(xmlDocPtr doc, int flags) { - return xmlXIncludeProcessFlagsData(doc, flags, NULL); -} - -/** - * xmlXIncludeProcess: - * @doc: an XML document - * - * Implement the XInclude substitution on the XML document @doc - * - * Returns 0 if no substitution were done, -1 if some processing failed - * or the number of substitutions done. - */ -int -xmlXIncludeProcess(xmlDocPtr doc) { - return(xmlXIncludeProcessFlags(doc, 0)); -} - -/** - * xmlXIncludeProcessTreeFlags: - * @tree: a node in an XML document - * @flags: a set of xmlParserOption used for parsing XML includes - * - * Implement the XInclude substitution for the given subtree - * - * Returns 0 if no substitution were done, -1 if some processing failed - * or the number of substitutions done. - */ -int -xmlXIncludeProcessTreeFlags(xmlNodePtr tree, int flags) { - xmlXIncludeCtxtPtr ctxt; - int ret = 0; - - if ((tree == NULL) || (tree->type == XML_NAMESPACE_DECL) || - (tree->doc == NULL)) - return(-1); - ctxt = xmlXIncludeNewContext(tree->doc); - if (ctxt == NULL) - return(-1); - ctxt->base = xmlNodeGetBase(tree->doc, tree); - xmlXIncludeSetFlags(ctxt, flags); - ret = xmlXIncludeDoProcess(ctxt, tree->doc, tree); - if ((ret >= 0) && (ctxt->nbErrors > 0)) - ret = -1; - - xmlXIncludeFreeContext(ctxt); - return(ret); -} - -/** - * xmlXIncludeProcessTree: - * @tree: a node in an XML document - * - * Implement the XInclude substitution for the given subtree - * - * Returns 0 if no substitution were done, -1 if some processing failed - * or the number of substitutions done. - */ -int -xmlXIncludeProcessTree(xmlNodePtr tree) { - return(xmlXIncludeProcessTreeFlags(tree, 0)); -} - -/** - * xmlXIncludeProcessNode: - * @ctxt: an existing XInclude context - * @node: a node in an XML document - * - * Implement the XInclude substitution for the given subtree reusing - * the informations and data coming from the given context. - * - * Returns 0 if no substitution were done, -1 if some processing failed - * or the number of substitutions done. - */ -int -xmlXIncludeProcessNode(xmlXIncludeCtxtPtr ctxt, xmlNodePtr node) { - int ret = 0; - - if ((node == NULL) || (node->type == XML_NAMESPACE_DECL) || - (node->doc == NULL) || (ctxt == NULL)) - return(-1); - ret = xmlXIncludeDoProcess(ctxt, node->doc, node); - if ((ret >= 0) && (ctxt->nbErrors > 0)) - ret = -1; - return(ret); -} - -#else /* !LIBXML_XINCLUDE_ENABLED */ -#endif -#define bottom_xinclude -#include "elfgcchack.h" |