--- a/xml/cxmllibrary/src/dom/src/text.c Tue Aug 31 17:02:56 2010 +0300
+++ /dev/null Thu Jan 01 00:00:00 1970 +0000
@@ -1,646 +0,0 @@
-/*
-* Copyright (c) 2000 - 2001 Nokia Corporation and/or its subsidiary(-ies).
-* All rights reserved.
-* This component and the accompanying materials are made available
-* under the terms of the License "Eclipse Public License v1.0"
-* which accompanies this distribution, and is available
-* at the URL "http://www.eclipse.org/legal/epl-v10.html".
-*
-* Initial Contributors:
-* Nokia Corporation - initial contribution.
-*
-* Contributors:
-*
-* Description:
-*
-*/
-
-
-#include "cxml_internal.h"
-#include <xml/cxml/nw_tinytree.h>
-#include <xml/cxml/nw_dom_text.h>
-#include <xml/cxml/nw_dom_document.h>
-
-/*
- * Returns
- * NW_STAT_DOM_NODE_TYPE_ERR - not a text node
- * NW_STAT_SUCCESS
- *
- */
-
-EXPORT_C NW_Status_t
-NW_DOM_TextNode_getTextItemIterator(NW_DOM_TextNode_t *node,
- NW_DOM_TextItemIterator_t *iterator)
-{
- NW_TinyTree_t *tiny_tree;
-
- NW_ASSERT(node != NULL);
- NW_ASSERT(iterator != NULL);
-
- if ((NW_DOM_Node_getNodeType(node) != NW_DOM_TEXT_NODE)
- && (NW_DOM_Node_getNodeType(node) != NW_DOM_COMMENT_NODE)
- && (NW_DOM_Node_getNodeType(node) != NW_DOM_CDATA_SECTION_NODE)) {
- return NW_STAT_DOM_NODE_TYPE_ERR;
- }
-
- tiny_tree = NW_TinyTree_Node_findTree(node);
- NW_TinyDom_TextHandle_init(iterator,
- NW_TinyDom_getParser(tiny_tree),
- NW_TinyTree_Node_getSourceOffset(node));
-
- return NW_STAT_SUCCESS;
-}
-
-/*
- * Returns
- * NW_STAT_DOM_NODE_TYPE_ERR - not a text node
- * NW_STAT_OUT_OF_MEMORY - unable to allocate memory for string storage
- * NW_STAT_DOM_NO_STRING_RETURNED - If string storage is not assigned
- * NW_STAT_SUCCESS
- *
- * MODIFIED valueString - the value of the node
- */
-
-EXPORT_C NW_Status_t
-NW_DOM_TextNode_getData(NW_DOM_TextNode_t *node,
- NW_String_t *valueString)
-{
- NW_Status_t status;
- NW_DOM_TextItemIterator_t iterator;
- NW_String_t str;
- NW_DOM_TextItem_t item;
- NW_DOM_DocumentNode_t *docNode;
- NW_Uint32 encoding;
-
- NW_ASSERT(node != NULL);
- NW_ASSERT(valueString != NULL);
-
- docNode = NW_DOM_Node_getOwnerDocument(node);
- encoding = NW_DOM_DocumentNode_getCharacterEncoding(docNode);
-
- if (NW_DOM_Node_getNodeType(node) != NW_DOM_TEXT_NODE){
- return NW_STAT_DOM_NODE_TYPE_ERR;
- }
-
- /* Initializes the handle with values*/
-
- status = NW_DOM_TextNode_getTextItemIterator(node, &iterator);
- if (status != NW_STAT_SUCCESS){
- return status;
- }
-
- valueString->length = 0;
- valueString->storage = NULL;
- NW_String_setUserOwnsStorage(valueString);
-
- while (NW_DOM_TextItemIterator_getNextTextItem(&iterator, &item)
- == NW_STAT_WBXML_ITERATE_MORE){
-
- status = NW_DOM_TextItem_toString(&item, &str, encoding);
-
- if (status != NW_STAT_SUCCESS){
- return status;
- }
-
- if ((valueString->length == 0) || (valueString->storage == NULL)){
- status = NW_String_deepCopy(valueString, &str);
- }
- else{
- status = NW_String_concatenate(valueString, &str, encoding);
- }
-
- if (status != NW_STAT_SUCCESS){
- NW_String_deleteStorage(&str);
- if (status == NW_STAT_OUT_OF_MEMORY)
- {
- return NW_STAT_OUT_OF_MEMORY;
- }
- else
- {
- return NW_STAT_DOM_NO_STRING_RETURNED;
- }
- }
- }
-
- NW_String_deleteStorage(&str);
- return NW_STAT_SUCCESS;
-}
-
-
-/*
- * This method creates a new TextNode and replaces the previous one
- * Returns NW_STAT_BAD_INPUT_PARAM
- * NW_STAT_SUCCESS
- */
-
-EXPORT_C NW_Status_t
-NW_DOM_TextNode_setDataFromTextItem(NW_DOM_TextNode_t** node,
- NW_DOM_TextItem_t *val)
-{
- NW_DOM_Node_t *parent = NW_DOM_Node_getParentNode(*node);
- NW_DOM_DocumentNode_t *doc = NW_DOM_Node_getOwnerDocument(*node);
- NW_DOM_TextNode_t *newNode = NULL;
- NW_Status_t status;
-
- if ((node == NULL) || (val == NULL) || (parent == NULL) || (doc == NULL))
- return NW_STAT_BAD_INPUT_PARAM;
-
- newNode = NW_DOM_DocumentNode_createTextNodeWithTextItem(doc, val);
- if (newNode == NULL)
- return NW_STAT_BAD_INPUT_PARAM;
-
- status = NW_DOM_Node_replaceChild(parent, newNode, *node);
- if (status != NW_STAT_SUCCESS)
- return status;
- *node = newNode;
- return NW_STAT_SUCCESS;
-}
-
-
-EXPORT_C NW_Status_t
-NW_DOM_TextNode_addDataFromTextItem(NW_DOM_TextNode_t* node,
- NW_DOM_TextItem_t *val)
-{
- NW_TinyTree_t* tinyTree;
- NW_TinyDom_Tree_t* domTree;
- NW_DOM_DocumentNode_t *docNode;
- NW_Uint32 encoding;
-
- if ((node == NULL) || (val == NULL))
- return NW_STAT_BAD_INPUT_PARAM;
-
- tinyTree = NW_TinyTree_Node_findTree(node);
- docNode = NW_DOM_Node_getOwnerDocument(node);
- if ((tinyTree == NULL) || (docNode == NULL)) {
- return NW_STAT_FAILURE;
- }
- domTree = NW_TinyDom_getTree(tinyTree);
- if (domTree == NULL) {
- return NW_STAT_FAILURE;
- }
- encoding = NW_DOM_DocumentNode_getCharacterEncoding(docNode);
-
- return NW_TinyDom_addDataFromTextItem(tinyTree, domTree, node,
- val, encoding);
-}
-
-/*
- * This method creates a new TextNode and replaces the previous one
- * Returns
- * Returns NW_STAT_BAD_INPUT_PARAM
- * NW_STAT_SUCCESS
- */
-
-EXPORT_C NW_Status_t
-NW_DOM_TextNode_setData(NW_DOM_TextNode_t** node, NW_String_t *val)
-{
- NW_DOM_Node_t *parent = NW_DOM_Node_getParentNode(*node);
- NW_DOM_DocumentNode_t *doc = NW_DOM_Node_getOwnerDocument(*node);
- NW_DOM_TextNode_t *newNode = NULL;
- NW_Status_t status;
-
- if ((node == NULL) || (val == NULL) || (parent == NULL) || (doc == NULL))
- return NW_STAT_BAD_INPUT_PARAM;
-
- newNode = NW_DOM_DocumentNode_createTextNode(doc, val);
-
- if (newNode == NULL){
- /* TBD is this correct? maybe it is out-of-memory? */
- return NW_STAT_BAD_INPUT_PARAM;
- }
- /* TBD replaceChild is buggy because it may return the child as the status! */
- status = NW_DOM_Node_replaceChild(parent, newNode, *node);
-
- if (status != NW_STAT_SUCCESS){
- return status;
- }
- /* TBD isn't there a memory leak when the old child is not deleted? */
-
- *node = newNode;
- return NW_STAT_SUCCESS;
-}
-
-
-/**
- * TextItem methods
- **/
-
-
-NW_DOM_TextItem_t *
-NW_DOM_TextItem_new(void)
-{
- return (NW_DOM_TextItem_t *) NW_Mem_Malloc(sizeof (NW_DOM_TextItem_t));
-}
-
-/*
- * Initializes a Text Item of type NW_DOM_TEXT_ITEM_STRING
- * Returns NW_STAT_SUCCESS
- */
-
-EXPORT_C NW_Status_t
-NW_DOM_TextItem_initFromString (NW_DOM_TextItem_t *item,
- NW_String_t * string)
-{
- NW_ASSERT(item != NULL);
- NW_ASSERT(string != NULL);
-
- item->type = NW_WBXML_ATTR_COMPONENT_STRING;
- item->component.string = *string;
- return NW_STAT_SUCCESS;
-}
-
-/**
- * Initializes a Text Item of type NW_DOM_TEXT_ITEM_ENTITY
- * Returns NW_STAT_SUCCESS
- */
-
-EXPORT_C NW_Status_t
-NW_DOM_TextItem_initFromEntity (NW_DOM_TextItem_t *item, NW_Uint32 entity)
-{
-
- NW_ASSERT(item != NULL);
-
- item->type = NW_WBXML_ATTR_COMPONENT_ENTITY;
- item->component.entity = entity;
- return NW_STAT_SUCCESS;
-}
-
-
-/*
- Initializes a Text Item of type NW_DOM_TEXT_ITEM_EXTENSION
- Returns NW_STAT_SUCCESS or NW_STAT_FAILURE if args are not valid.
-
- Makes a shallow copy of str.
- */
-EXPORT_C NW_Status_t
-NW_DOM_TextItem_initFromExtension (NW_DOM_TextItem_t *item,
- NW_Uint16 token,
- NW_String_t *str)
-{
- /* Text items and AttrVals are nearly the same thing. */
- return NW_DOM_AttrVal_initFromExtension(item, token, str);
-}
-
-/*
- Initializes a Text Item of type NW_DOM_TEXT_ITEM_EXTENSION for the
- particular case of EXT_T_[0,1,2] where the associated integer value
- is not a reference into the string table.
-
- Returns NW_STAT_SUCCESS or NW_STAT_FAILURE if args are not valid.
-*/
-EXPORT_C NW_Status_t
-NW_DOM_TextItem_initFromExtensionInt (NW_DOM_TextItem_t *item,
- NW_Uint16 token,
- NW_Uint32 x)
-{
- /* Text items and AttrVals are nearly the same thing. */
- return NW_DOM_AttrVal_initFromExtensionInt(item, token, x);
-}
-
-
-/*
- * Initializes a Text Item of type NW_DOM_TEXT_ITEM_OPAQUE
- * Returns NW_STAT_SUCCESS
- */
-
-EXPORT_C NW_Status_t
-NW_DOM_TextItem_initFromOpaque (NW_DOM_TextItem_t *item,
- NW_Uint32 length,
- NW_Byte* data)
-{
- NW_ASSERT(item != NULL);
- NW_ASSERT(data != NULL);
-
- item->type = NW_WBXML_ATTR_COMPONENT_OPAQUE;
- item->component.opaque.length = length;
- item->component.opaque.data = data;
-
- return NW_STAT_SUCCESS;
-}
-
-
-NW_Status_t
-NW_DOM_TextItem_delete(NW_DOM_TextItem_t *textItem)
-{
- NW_ASSERT(textItem != NULL);
-
- NW_Mem_Free(textItem);
-
- return NW_STAT_SUCCESS;
-}
-
-/*
- * Returns the type of Text Item
- */
-
-EXPORT_C NW_DOM_TextItemType_t
-NW_DOM_TextItem_getType(NW_DOM_TextItem_t *item)
-{
-
- NW_ASSERT(item != NULL);
-
- switch(item->type)
- {
- case NW_WBXML_ATTR_COMPONENT_EXT:
- return NW_DOM_TEXT_ITEM_EXTENSION;
- case NW_WBXML_ATTR_COMPONENT_STRING:
- return NW_DOM_TEXT_ITEM_STRING;
- case NW_WBXML_ATTR_COMPONENT_ENTITY:
- return NW_DOM_TEXT_ITEM_ENTITY;
- case NW_WBXML_ATTR_COMPONENT_OPAQUE:
- return NW_DOM_TEXT_ITEM_OPAQUE;
- default:
- return 0;
- }
-}
-
-/*
- * Sets the type of Text Item
- */
-
-/* TBD This is a very dangerous function and should be made internal
- use only (i.e., static)! */
-NW_Status_t
-NW_DOM_TextItem_setType(NW_DOM_TextItem_t *item,
- NW_DOM_TextItemType_t type)
-{
- NW_ASSERT(item != NULL);
-
- switch(type)
- {
- case NW_DOM_TEXT_ITEM_EXTENSION:
- item->type = NW_WBXML_ATTR_COMPONENT_EXT;
- break;
- case NW_DOM_TEXT_ITEM_STRING:
- item->type = NW_WBXML_ATTR_COMPONENT_STRING;
- break;
- case NW_DOM_TEXT_ITEM_OPAQUE:
- item->type = NW_WBXML_ATTR_COMPONENT_OPAQUE;
- break;
- case NW_DOM_TEXT_ITEM_ENTITY:
- item->type = NW_WBXML_ATTR_COMPONENT_ENTITY;
- break;
- default:
- return NW_STAT_BAD_INPUT_PARAM;
- }
- return NW_STAT_SUCCESS;
-}
-
-/*
- * Returns
- * NW_STAT_WBXML_ERROR_CHARSET_UNSUPPORTED - if encoding is not supported
- * NW_STAT_DOM_NO_STRING_RETURNED
- * NW_STAT_SUCCESS
- *
- * MODIFIED - string - the String representation of item
- */
-
-EXPORT_C NW_Status_t
-NW_DOM_TextItem_toString(NW_DOM_TextItem_t *item,
- NW_String_t *string,
- NW_Uint32 encoding)
-{
- NW_Status_t status;
-
- NW_ASSERT(item != NULL);
- NW_ASSERT(string != NULL);
-
- NW_String_initialize(string, NULL, 0);
-
- if ((NW_String_charsetValid(encoding)) != NW_STAT_SUCCESS){
- return NW_STAT_WBXML_ERROR_CHARSET_UNSUPPORTED;
- }
-
- switch (NW_DOM_TextItem_getType(item))
- {
- case NW_DOM_TEXT_ITEM_STRING:
- {
- NW_Byte *storage = item->component.string.storage;
- status = NW_String_initialize(string, storage, encoding);
- if(status == NW_STAT_SUCCESS){
- return NW_STAT_SUCCESS;
- }
- else{
- return NW_STAT_DOM_NO_STRING_RETURNED;
- }
- }
- case NW_DOM_TEXT_ITEM_ENTITY:
- status = NW_String_entityToString(item->component.entity,
- string, encoding);
- if(status == NW_STAT_SUCCESS){
- return NW_STAT_SUCCESS;
- }
- else{
- return NW_STAT_DOM_NO_STRING_RETURNED;
- }
-
- case NW_DOM_TEXT_ITEM_OPAQUE:
- return NW_STAT_DOM_NO_STRING_RETURNED;
- case NW_DOM_TEXT_ITEM_EXTENSION:
- {
- NW_Uint8 t; /* 8-bit token */
-
- t = (NW_Uint8)(item->component.ext.token);
- if ((t == NW_WBXML_EXT_0)
- || (t == NW_WBXML_EXT_1)
- || (t == NW_WBXML_EXT_2)) {
- return NW_STAT_DOM_NO_STRING_RETURNED;
- }
- if ((item->component.ext.type
- == NW_TINYDOM_EXTENSION_TYPE_EXT_T_INTEGER)
- && ((t == NW_WBXML_EXT_T_0)
- || (t == NW_WBXML_EXT_T_1)
- || (t == NW_WBXML_EXT_T_2))) {
- return NW_STAT_DOM_NO_STRING_RETURNED;
- }
- if (item->component.ext.value.string.storage == NULL) {
- return NW_STAT_DOM_NO_STRING_RETURNED;
- }
- /* struct assignment, shallow copy */
- *string = item->component.ext.value.string;
- return NW_STAT_SUCCESS;
- }
- default:
- return NW_STAT_DOM_NO_STRING_RETURNED;
- }
-}
-
-
-EXPORT_C NW_Uint32
-NW_DOM_TextItem_getEntity(NW_DOM_TextItem_t *item)
-{
- NW_ASSERT(item != NULL);
-
- if (NW_DOM_TextItem_getType(item) != NW_DOM_TEXT_ITEM_ENTITY){
- return 0;
- }
-
- return item->component.entity;
-}
-
-/*
- * If TextItem is of type NW_DOM_TEXT_ITEM_STRING returns NW_STAT_SUCCESS
- * and modifies string.
- */
-
-EXPORT_C NW_Status_t
-NW_DOM_TextItem_getString(NW_DOM_TextItem_t *item,
- NW_String_t *string)
-{
- NW_ASSERT(item != NULL);
- NW_ASSERT(string != NULL);
-
- if (NW_DOM_TextItem_getType(item) != NW_DOM_TEXT_ITEM_STRING){
- return NW_STAT_BAD_INPUT_PARAM;
- }
-
- return NW_String_copy(string, &item->component.string);
-}
-
-EXPORT_C NW_Status_t
-NW_DOM_TextItem_getExtensionToken(NW_DOM_TextItem_t* pItem,
- NW_Uint16* pX)
-{
- /* Text items and AttrVals are nearly the same thing. */
- return NW_DOM_AttrVal_getExtensionToken(pItem, pX);
-}
-
-/* If TextItem is of type NW_DOM_TEXT_ITEM_EXTENSION and extension
- isn't EXT_T_[0,1,2] in non string table reference form, returns token
- otherwise returns 0 and returns str->length = 0, str->storage = NULL.
-
- All returned strings are shallow copies and the only proper way to
- free these is to call NW_String_delete(pStr). */
-EXPORT_C NW_Uint16
-NW_DOM_TextItem_getExtension(NW_DOM_TextItem_t *item,
- NW_String_t *str)
-{
- NW_Uint16 fqToken;
- NW_Uint8 t; /* 8-bit token */
-
- NW_ASSERT(item != NULL);
- NW_ASSERT(str != NULL);
-
- NW_String_initialize(str, NULL, 0);
-
- if (NW_DOM_TextItem_getType(item) != NW_DOM_TEXT_ITEM_EXTENSION) {
- return 0;
- }
-
- /* TBD If it could be gauranteed that the extension was constructed
- correctly then it would be enough to just unconditionally
- shallowCopy. */
-
- fqToken = (NW_Uint16)(item->component.ext.token);
- t = (NW_Uint8)fqToken;
-
- if (((t == NW_WBXML_EXT_T_0)
- || (t == NW_WBXML_EXT_T_1)
- || (t == NW_WBXML_EXT_T_2))
- && (item->component.ext.type
- == NW_TINYDOM_EXTENSION_TYPE_EXT_T_INTEGER)) {
- /* This function is not for this case: use "getExtensionInt" form. */
- return 0;
- }
-
- if ((t != NW_WBXML_EXT_0) && (t != NW_WBXML_EXT_1) && (t != NW_WBXML_EXT_2)) {
- /* By fiat we do nothing with the single byte extension tokens. A
- more correct version might be to callback to the client to
- request a mapping to a client determined string.
-
- In the normal case where EXT_T refers to the string table, both
- the EXT_T and EXT_I forms are represented by an explicit pointer
- to the string value since for the EXT_T form we don't have a
- pointer to the string table anyway. */
- NW_String_shallowCopy(str, &item->component.ext.value.string);
- }
- return fqToken;
-}
-
-EXPORT_C NW_Status_t
-NW_DOM_TextItem_getExtensionInt(NW_DOM_TextItem_t* item,
- NW_Uint32* x)
-{
- NW_Uint16 fqToken;
- NW_Uint8 t; /* 8-bit token */
-
- NW_ASSERT(item != NULL);
- NW_ASSERT(x != NULL);
-
- if ((NW_DOM_TextItem_getType(item) != NW_DOM_TEXT_ITEM_EXTENSION)
- || ((item->component.ext.type
- != NW_TINYDOM_EXTENSION_TYPE_EXT_T_INTEGER)))
- {
- return NW_STAT_FAILURE;
- }
-
- fqToken = (NW_Uint16)(item->component.ext.token);
- t = (NW_Uint8)fqToken;
- if ((t == NW_WBXML_EXT_T_0)
- || (t == NW_WBXML_EXT_T_1)
- || (t == NW_WBXML_EXT_T_2)) {
- *x = item->component.ext.value.x;
- return NW_STAT_SUCCESS;
- }
- return NW_STAT_FAILURE;
-}
-
-EXPORT_C NW_Byte *
-NW_DOM_TextItem_getOpaque(NW_DOM_TextItem_t *item,
- NW_Uint32 *opaqueLen)
-{
- NW_ASSERT(item != NULL);
-
- if (NW_DOM_TextItem_getType(item) != NW_DOM_TEXT_ITEM_OPAQUE){
- return NULL;
- }
-
- *opaqueLen = item->component.opaque.length;
- return item->component.opaque.data;
-}
-
-
-/*
- * TEXT NODE HANDLE
- */
-
-NW_DOM_TextItemIterator_t *
-NW_DOM_TextItemIterator_new(void)
-{
- return (NW_DOM_TextItemIterator_t *)
- NW_Mem_Malloc(sizeof (NW_DOM_TextItemIterator_t));
-}
-
-
-NW_Status_t
-NW_DOM_TextItemIterator_delete(NW_DOM_TextItemIterator_t *handle)
-{
- NW_ASSERT(handle != NULL);
-
- NW_Mem_Free (handle);
-
- return NW_STAT_SUCCESS;
-}
-
-/*
- * Returns NW_STAT_WBXML_ITERATE_MORE
- * NW_STAT_WBXML_ITERATE_DONE
- *
- * MODIFIED textItem
- */
-
-EXPORT_C NW_Status_t
-NW_DOM_TextItemIterator_getNextTextItem(NW_DOM_TextItemIterator_t *handle,
- NW_DOM_TextItem_t *textItem)
-{
- NW_TinyTree_Offset_t offset;
-
- NW_ASSERT(handle != NULL);
- NW_ASSERT(textItem != NULL);
-
- offset = NW_TinyDom_TextHandle_iterate(handle, textItem);
- if (offset == 0){
- return NW_STAT_WBXML_ITERATE_DONE;
- }
- return NW_STAT_WBXML_ITERATE_MORE;
-}