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#include <stdlib.h>
#include <string.h>
#include <libxml/tree.h>
#include "menubuilder.h"
struct MenuBuilder {
xmlDocPtr doc;
xmlNodePtr root;
xmlNodePtr ul_node;
xmlNodePtr title_node;
};
static void add_link_to_menu(gpointer data, gpointer instance);
MenuBuilder *menu_builder_create() {
MenuBuilder *self = malloc(sizeof(MenuBuilder));
if (!self)
return NULL;
self->doc = xmlNewDoc(BAD_CAST "1.0");
self->root = xmlNewNode(NULL, BAD_CAST "wvmenu");
xmlDocSetRootElement(self->doc, self->root);
self->ul_node = xmlNewNode(NULL, BAD_CAST "ul");
xmlAddChild(self->root, self->ul_node);
self->title_node = NULL;
return self;
}
void menu_builder_set_title(MenuBuilder *self, const char *title) {
if (self->title_node) {
xmlUnlinkNode(self->title_node);
xmlFreeNode(self->title_node);
self->title_node = NULL;
}
self->title_node = xmlNewNode(NULL, BAD_CAST "title");
xmlNodeAddContent(self->title_node, BAD_CAST title);
if (self->root->children) {
xmlAddPrevSibling(self->root->children, self->title_node);
} else {
xmlAddChild(self->root, self->title_node);
}
}
char *menu_builder_to_string(MenuBuilder *self) {
xmlChar *buf;
int buflen;
char *menu;
xmlDocDumpMemoryEnc(self->doc, &buf, &buflen, "UTF-8");
menu = malloc(buflen+1);
strcpy(menu, (const char *)buf);
xmlFree(buf);
g_log(LIBWEBVI_LOG_DOMAIN, G_LOG_LEVEL_DEBUG, "Menu:\n%s", menu);
return menu;
}
void menu_builder_append_link_list(MenuBuilder *self, GPtrArray *links) {
g_ptr_array_foreach(links, add_link_to_menu, self);
}
void add_link_to_menu(gpointer data, gpointer instance) {
MenuBuilder *menubuilder = (MenuBuilder *)instance;
Link *link = (Link *)data;
menu_builder_append_link(menubuilder, link);
}
void menu_builder_append_link(MenuBuilder *self, const Link *link) {
const char *class;
if (link_get_type(link) == LINK_ACTION_STREAM) {
class = "stream";
} else {
class = "webvi";
}
menu_builder_append_link_plain(self, link_get_href(link),
link_get_title(link), class);
}
void menu_builder_append_link_plain(MenuBuilder *self, const char *href,
const char *title, const char *class)
{
xmlNodePtr li_node = xmlNewNode(NULL, BAD_CAST "li");
xmlNodePtr a_node = xmlNewNode(NULL, BAD_CAST "a");
if (title)
xmlNodeAddContent(a_node, BAD_CAST title);
if (href)
xmlNewProp(a_node, BAD_CAST "href", BAD_CAST href);
if (class)
xmlNewProp(a_node, BAD_CAST "class", BAD_CAST class);
xmlAddChild(li_node, a_node);
xmlAddChild(self->ul_node, li_node);
}
void menu_builder_delete(MenuBuilder *self) {
if (self) {
xmlFreeDoc(self->doc);
free(self);
}
}
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