[libvirt] [libvirt-glib 19/23] Add gvir_config_object_set_node_content

[Daniel P. Berrange]

On Fri, Oct 07, 2011 at 11:41:04AM +0200, Christophe Fergeau wrote:
> It's used to set the content of a node in a GVirConfigObject to
> a given value, and will replace any existing node with the same
> value.
> ---
>  libvirt-gconfig/libvirt-gconfig-domain.c |   22 ++--------------------
>  libvirt-gconfig/libvirt-gconfig-object.c |   30 ++++++++++++++++++++++++++++++
>  libvirt-gconfig/libvirt-gconfig-object.h |    3 +++
>  3 files changed, 35 insertions(+), 20 deletions(-)
> 
> diff --git a/libvirt-gconfig/libvirt-gconfig-domain.c b/libvirt-gconfig/libvirt-gconfig-domain.c
> index 66ea7cb..039e551 100644
> --- a/libvirt-gconfig/libvirt-gconfig-domain.c
> +++ b/libvirt-gconfig/libvirt-gconfig-domain.c
> @@ -146,25 +146,7 @@ char *gvir_config_domain_get_name(GVirConfigDomain *domain)
>  
>  void gvir_config_domain_set_name(GVirConfigDomain *domain, const char *name)
>  {
> -    xmlNodePtr parent_node;
> -    xmlNodePtr old_node;
> -    xmlNodePtr new_node;
> -    xmlChar *encoded_name;
> -
> -    parent_node = gvir_config_object_get_xml_node(GVIR_CONFIG_OBJECT(domain));
> -    encoded_name = xmlEncodeEntitiesReentrant(parent_node->doc,
> -                                              (xmlChar *)name);
> -    new_node = xmlNewDocNode(parent_node->doc, NULL,
> -                             (xmlChar *)"name", encoded_name);
> -    xmlFree(encoded_name);
> -
> -    old_node = gvir_config_xml_get_element(parent_node, "name", NULL);
> -    if (old_node) {
> -        old_node = xmlReplaceNode(old_node, new_node);
> -        xmlFreeNode(old_node);
> -    } else {
> -        xmlAddChild(parent_node, new_node);
> -    }
> -
> +    gvir_config_object_set_node_content(GVIR_CONFIG_OBJECT(domain),
> +                                        "name", name);
>      g_object_notify(G_OBJECT(domain), "name");
>  }
> diff --git a/libvirt-gconfig/libvirt-gconfig-object.c b/libvirt-gconfig/libvirt-gconfig-object.c
> index 8855ff8..679c3f9 100644
> --- a/libvirt-gconfig/libvirt-gconfig-object.c
> +++ b/libvirt-gconfig/libvirt-gconfig-object.c
> @@ -292,3 +292,33 @@ char *gvir_config_object_get_node_content(GVirConfigObject *object,
>  
>      return gvir_config_xml_get_child_element_content_glib(node, node_name);
>  }
> +
> +/* FIXME: if there are multiple nodes with the same name, this function
> + * won't behave as expected. Should we get rid of the duplicated node names
> + * here?
> + */
> +void gvir_config_object_set_node_content(GVirConfigObject *object,
> +                                         const char *node_name,
> +                                         const char *value)
> +{
> +    xmlNodePtr parent_node;
> +    xmlNodePtr old_node;
> +    xmlNodePtr new_node;
> +    xmlChar *encoded_name;
> +
> +    parent_node = gvir_config_object_get_xml_node(GVIR_CONFIG_OBJECT(object));
> +    encoded_name = xmlEncodeEntitiesReentrant(parent_node->doc,
> +                                              (xmlChar *)value);
> +    new_node = xmlNewDocNode(parent_node->doc, NULL,
> +                             (xmlChar *)node_name, encoded_name);
> +    xmlFree(encoded_name);
> +
> +    old_node = gvir_config_xml_get_element(parent_node, node_name, NULL);
> +    if (old_node) {
> +        old_node = xmlReplaceNode(old_node, new_node);
> +        xmlFreeNode(old_node);
> +    } else {
> +        xmlAddChild(parent_node, new_node);
> +    }
> +}
> +
> diff --git a/libvirt-gconfig/libvirt-gconfig-object.h b/libvirt-gconfig/libvirt-gconfig-object.h
> index 1a82490..ab99279 100644
> --- a/libvirt-gconfig/libvirt-gconfig-object.h
> +++ b/libvirt-gconfig/libvirt-gconfig-object.h
> @@ -68,6 +68,9 @@ const gchar *gvir_config_object_get_schema(GVirConfigObject *config);
>  xmlNodePtr gvir_config_object_get_xml_node(GVirConfigObject *config);
>  char *gvir_config_object_get_node_content(GVirConfigObject *object,
>                                            const char *node_name);
> +void gvir_config_object_set_node_content(GVirConfigObject *object,
> +                                         const char *node_name,
> +                                         const char *value);
>  
>  /* FIXME: move to a libvirt-gconfig-helpers.h file? */
>  xmlNodePtr gvir_config_object_parse(const char *xml, const char *root_node, GError **err);

ACK

This addresses my comment from an earlier patch :-)

Daniel
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