lasso/lasso/xml/misc_text_node.c

253 lines
6.7 KiB
C

/* $Id: misc_text_node.c,v 1.0 2005/10/14 15:17:55 fpeters Exp $
*
* Lasso - A free implementation of the Liberty Alliance specifications.
*
* Copyright (C) 2004-2007 Entr'ouvert
* http://lasso.entrouvert.org
*
* Authors: See AUTHORS file in top-level directory.
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
#include <libxml/tree.h>
#include "../utils.h"
#include "./private.h"
#include "./misc_text_node.h"
/*****************************************************************************/
/* private methods */
/*****************************************************************************/
typedef struct {
xmlNode *xml_content;
} LassoMiscTextNodePrivate;
#define LASSO_MISC_TEXT_NODE_GET_PRIVATE(o) \
(G_TYPE_INSTANCE_GET_PRIVATE ((o), LASSO_TYPE_MISC_TEXT_NODE, LassoMiscTextNodePrivate))
static struct XmlSnippet schema_snippets[] = {
{ "content", SNIPPET_TEXT_CHILD,
G_STRUCT_OFFSET(LassoMiscTextNode, content), NULL, NULL, NULL},
{NULL, 0, 0, NULL, NULL, NULL}
};
static LassoNodeClass *parent_class = NULL;
static void
insure_namespace(xmlNode *xmlnode, xmlNs *ns)
{
xmlNode *t = xmlnode->children;
xmlSetNs(xmlnode, ns);
while (t) {
if (t->type == XML_ELEMENT_NODE && t->ns == NULL)
insure_namespace(t, ns);
t = t->next;
}
}
static xmlNode*
get_xmlNode(LassoNode *node, gboolean lasso_dump)
{
xmlNode *xmlnode;
xmlNs *ns;
LassoMiscTextNodePrivate *private;
private = LASSO_MISC_TEXT_NODE_GET_PRIVATE(node);
if (private->xml_content) {
return xmlCopyNode(private->xml_content, 1);
}
if (LASSO_MISC_TEXT_NODE(node)->text_child) {
return xmlNewText((xmlChar*)(LASSO_MISC_TEXT_NODE(node)->content));
}
xmlnode = parent_class->get_xmlNode(node, lasso_dump);
xmlNodeSetName(xmlnode, (xmlChar*)LASSO_MISC_TEXT_NODE(node)->name);
ns = xmlNewNs(xmlnode, (xmlChar*)LASSO_MISC_TEXT_NODE(node)->ns_href,
(xmlChar*)LASSO_MISC_TEXT_NODE(node)->ns_prefix);
insure_namespace(xmlnode, ns);
return xmlnode;
}
static int
init_from_xml(LassoNode *node, xmlNode *xmlnode)
{
LassoMiscTextNode *n = LASSO_MISC_TEXT_NODE(node);
int rc = 0;
if (xmlnode->type == XML_TEXT_NODE) {
n->text_child = TRUE;
n->content = g_strdup((char*)(xmlnode->content));
return 0;
}
rc = parent_class->init_from_xml(node, xmlnode);
if (rc) return rc;
n->ns_href = g_strdup((char*)xmlnode->ns->href);
n->ns_prefix = g_strdup((char*)xmlnode->ns->prefix);
n->name = g_strdup((char*)xmlnode->name);
return 0;
}
static void
finalize(GObject *object)
{
LassoMiscTextNode *t = LASSO_MISC_TEXT_NODE(object);
LassoMiscTextNodePrivate *private;
private = LASSO_MISC_TEXT_NODE_GET_PRIVATE(object);
lasso_release_xml_node(private->xml_content);
lasso_release_string(t->name);
lasso_release_string(t->ns_href);
lasso_release_string(t->ns_prefix);
G_OBJECT_CLASS(parent_class)->finalize(G_OBJECT(t));
}
/*****************************************************************************/
/* instance and class init functions */
/*****************************************************************************/
static void
class_init(LassoMiscTextNodeClass *klass)
{
LassoNodeClass *nclass = LASSO_NODE_CLASS(klass);
parent_class = g_type_class_peek_parent(klass);
nclass->get_xmlNode = get_xmlNode;
nclass->init_from_xml = init_from_xml;
nclass->node_data = g_new0(LassoNodeClassData, 1);
G_OBJECT_CLASS(nclass)->finalize = finalize;
lasso_node_class_set_nodename(nclass, "XXX");
lasso_node_class_add_snippets(nclass, schema_snippets);
g_type_class_add_private(klass, sizeof(LassoMiscTextNodePrivate));
}
GType
lasso_misc_text_node_get_type()
{
static GType this_type = 0;
if (!this_type) {
static const GTypeInfo this_info = {
sizeof (LassoMiscTextNodeClass),
NULL,
NULL,
(GClassInitFunc) class_init,
NULL,
NULL,
sizeof(LassoMiscTextNode),
0,
NULL,
NULL
};
this_type = g_type_register_static(LASSO_TYPE_NODE,
"LassoMiscTextNode", &this_info, 0);
}
return this_type;
}
/**
* lasso_misc_text_node_get_xml_content:
* @misc_text_node: a #LassoMiscTextNode
*
* Return the xml content in this node.
*
* Return value: an #xmlNode or NULL.
*/
xmlNode*
lasso_misc_text_node_get_xml_content(LassoMiscTextNode *misc_text_node)
{
LassoMiscTextNodePrivate *private_data;
private_data = LASSO_MISC_TEXT_NODE_GET_PRIVATE(misc_text_node);
return private_data->xml_content;
}
/**
* lasso_misc_text_node_set_xml_content:
* @misc_text_node: a #LassoMiscTextNode
*
* Set the xml content of this #LassoMiscTextNode
*/
void
lasso_misc_text_node_set_xml_content(LassoMiscTextNode *misc_text_node, xmlNode *node)
{
LassoMiscTextNodePrivate *private_data;
private_data = LASSO_MISC_TEXT_NODE_GET_PRIVATE(misc_text_node);
lasso_assign_xml_node(private_data->xml_content, node);
}
/**
* lasso_misc_text_node_new:
*
* Creates a new #LassoMiscTextNode object.
*
* Return value: a newly created #LassoMiscTextNode object
**/
LassoNode*
lasso_misc_text_node_new()
{
return g_object_new(LASSO_TYPE_MISC_TEXT_NODE, NULL);
}
/**
* lasso_misc_text_node_new_with_string:
* @content: the content of newly created #LassoMiscTextNode
*
* Creates a new #LassoMiscTextNode object and initializes it with @content. Beware that no
* nodename, so it would create a text child, not an element.
*
* Return value: a newly created #LassoMiscTextNode object
**/
LassoMiscTextNode*
lasso_misc_text_node_new_with_string(const char *content)
{
LassoMiscTextNode *object;
object = g_object_new(LASSO_TYPE_MISC_TEXT_NODE, NULL);
object->content = g_strdup(content);
return (LassoMiscTextNode*)LASSO_NODE(object);
}
/**
* lasso_misc_text_node_new_with_xml_node:
* @xml_node: an #xmlNode
*
* Creates a new #LassoMiscTextNode object and initialize it with @xml_node.
*
* Return value: a newly created #LassoMiscTextNode object
*/
LassoMiscTextNode*
lasso_misc_text_node_new_with_xml_node(xmlNode *xml_node)
{
LassoMiscTextNode *object;
object = (LassoMiscTextNode*)g_object_new(LASSO_TYPE_MISC_TEXT_NODE, NULL);
lasso_misc_text_node_set_xml_content(object, xml_node);
return object;
}