xmlNodeSetPtr xsltGetKey	(	xsltTransformContextPtr	ctxt,
		const xmlChar *	name,
		const xmlChar *	nameURI,
		const xmlChar *	value
	)

Definition at line 411 of file keys.c.

Referenced by xsltKeyFunction(), and xsltTestCompMatch().

                                                     {
    xmlNodeSetPtr ret;
    xsltKeyTablePtr table;
    int init_table = 0;

    if ((ctxt == NULL) || (name == NULL) || (value == NULL) ||
    (ctxt->document == NULL))
    return(NULL);

#ifdef WITH_XSLT_DEBUG_KEYS
    xsltGenericDebug(xsltGenericDebugContext,
    "Get key %s, value %s\n", name, value);
#endif

    /*
     * keys are computed only on-demand on first key access for a document
     */
    if ((ctxt->document->nbKeysComputed < ctxt->nbKeys) &&
        (ctxt->keyInitLevel == 0)) {
        /*
     * If non-recursive behaviour, just try to initialize all keys
     */
    if (xsltInitAllDocKeys(ctxt))
        return(NULL);
    }

retry:
    table = (xsltKeyTablePtr) ctxt->document->keys;
    while (table != NULL) {
    if (((nameURI != NULL) == (table->nameURI != NULL)) &&
        xmlStrEqual(table->name, name) &&
        xmlStrEqual(table->nameURI, nameURI))
    {
        ret = (xmlNodeSetPtr)xmlHashLookup(table->keys, value);
        return(ret);
    }
    table = table->next;
    }

    if ((ctxt->keyInitLevel != 0) && (init_table == 0)) {
        /*
     * Apparently one key is recursive and this one is needed,
     * initialize just it, that time and retry
     */
        xsltInitDocKeyTable(ctxt, name, nameURI);
    init_table = 1;
    goto retry;
    }

    return(NULL);
}

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