From 83a6b8c762384accb8a1a70e3322d13fc4b25a22 Mon Sep 17 00:00:00 2001
From: Rob Richards <rrichards@php.net>
Date: Thu, 18 Nov 2004 19:59:23 +0000
Subject: [PATCH] Fixed bug #30061 (xml_set_start_namespace_decl_handler not
 called) hopefully resolve a bunch of entity issues

---
 ext/xml/compat.c | 57 ++++++++++++++++++++++++++++++++++--------------
 1 file changed, 41 insertions(+), 16 deletions(-)

diff --git a/ext/xml/compat.c b/ext/xml/compat.c
index d2154929a5..72a9b4ed01 100644
--- a/ext/xml/compat.c
+++ b/ext/xml/compat.c
@@ -76,6 +76,14 @@ _start_element_handler_ns(void *user, const xmlChar *name, const xmlChar *prefix
 	int z = 0;
 	int y = 0;
 	
+	if (nb_namespaces > 0 && parser->h_start_ns != NULL) {
+		for (i = 0; i < nb_namespaces; i += 1) {
+			parser->h_start_ns(parser->user, (const XML_Char *) namespaces[y], (const XML_Char *) namespaces[y+1]);
+			y += 2;
+		}
+		y = 0;
+	}
+	
 	if (parser->h_start_element == NULL) {
 		return;
 	}
@@ -247,33 +255,49 @@ _build_entity(const xmlChar *name, int len, xmlChar **entity, int *entity_len)
 	(*entity)[*entity_len] = '\0';
 }
 
-static xmlEntityPtr
-_get_entity(void *user, const xmlChar *name)
+static void
+_external_entity_ref_handler(void *user, const xmlChar *names, int type, const xmlChar *sys_id, const xmlChar *pub_id, xmlChar *content)
 {
 	XML_Parser parser = (XML_Parser) user;
 
-	if (parser->h_default) {
-		xmlChar *entity;
-		int      len;
-		
-		_build_entity(name, xmlStrlen(name), &entity, &len);
-		parser->h_default(parser->user, (const xmlChar *) entity, len);
-		xmlFree(entity);
+	if (parser->h_external_entity_ref == NULL) {
+		return;
 	}
 
-	return NULL;
+	parser->h_external_entity_ref(parser, names, "", sys_id, pub_id);
 }
 
-static void
-_external_entity_ref_handler(void *user, const xmlChar *names, int type, const xmlChar *sys_id, const xmlChar *pub_id, xmlChar *content)
+static xmlEntityPtr
+_get_entity(void *user, const xmlChar *name)
 {
 	XML_Parser parser = (XML_Parser) user;
+	xmlEntityPtr ret = NULL;
 
-	if (parser->h_external_entity_ref == NULL) {
-		return;
+	if (parser->parser->inSubset == 0) {
+		ret = xmlGetPredefinedEntity(name);
+		if (ret == NULL)
+			ret = xmlGetDocEntity(parser->parser->myDoc, name);
+
+	
+		if (ret == NULL || (parser->parser->instate != XML_PARSER_ENTITY_VALUE && parser->parser->instate != XML_PARSER_ATTRIBUTE_VALUE)) {
+			if (ret == NULL || ret->etype == XML_INTERNAL_GENERAL_ENTITY || ret->etype == XML_INTERNAL_PARAMETER_ENTITY || ret->etype == XML_INTERNAL_PREDEFINED_ENTITY) {
+				if (parser->h_default) {
+					xmlChar *entity;
+					int      len;
+					
+					_build_entity(name, xmlStrlen(name), &entity, &len);
+					parser->h_default(parser->user, (const xmlChar *) entity, len);
+					xmlFree(entity);
+				}
+			} else {
+				if (ret->etype == XML_EXTERNAL_GENERAL_PARSED_ENTITY) {
+					_external_entity_ref_handler(user, ret->name, ret->etype, ret->SystemID, ret->ExternalID, NULL);
+				}
+			}
+		}
 	}
 
-	parser->h_external_entity_ref(parser, names, "", sys_id, pub_id);
+	return ret;
 }
 
 static xmlSAXHandler 
@@ -284,7 +308,7 @@ php_xml_compat_handlers = {
 	NULL, /* hasExternalSubset */
 	NULL, /* resolveEntity */
 	_get_entity, /* getEntity */
-	_external_entity_ref_handler, /* entityDecl */
+	NULL, /* entityDecl */
 	_notation_decl_handler,
 	NULL, /* attributeDecl */
 	NULL, /* elementDecl */
@@ -353,6 +377,7 @@ XML_ParserCreate_MM(const XML_Char *encoding, const XML_Memory_Handling_Suite *m
 		parser->parser->charset = XML_CHAR_ENCODING_NONE;
 	}
 	parser->parser->replaceEntities = 1;
+	parser->parser->wellFormed = 0;
 	if (sep != NULL) {
 		parser->use_namespace = 1;
 #if LIBXML_VERSION >= 20600
-- 
2.40.0