int node_process(char cmd, mxml_node_t *tree, char *key, char *val, int num)
{
mxml_node_t *node = NULL;
switch (cmd) {
case 'a':
node = xpath_create(tree, key, num);
if(NULL != node) {
// although node-text is empty, keep empty
mxmlNewText(node, 0, val);
} else {
eprintf("%s exist\n", key);
// return __LINE__;
}
break;
case 'd':
node = xpath_find(tree, key, num);
if(NULL != node) {
mxmlDelete(node);
}
break;
case 'w':
node = xpath_find(tree, key, num);
if (node == NULL) {
eprintf("not found: [%d]%s\n", num, key);
return __LINE__;
}
if (NULL != node->child) {
// printf("set\n");
mxmlSetText(node->child, 0, val); // mxmlSetTextf() doesn't work
} else {
mxmlNewText(node, 0, val);
}
break;
case 'r':
node = xpath_find(tree, key, num);
if (NULL != node) {
// mxml-2.8 vs mxml-2.7 -> (node->child) vs (node->child->value.text.string)
// printf("%p\n", (node->child));
if (node->child == NULL) {
eprintf("%s __got_empty_text__\n", key);
return __LINE__;
} else {
printf("%d %s %s\n", num, key, trimsps(node->child->value.opaque));
}
} else {
eprintf("not found: [%d]%s\n", num, key);
return __LINE__;
}
}
return 0;
}
const char* set_keyvalue(const char* xmlstr, const char* catelog_name, const char* key_name, const char* value)
{
if ((!catelog_name) || (!key_name) || (!value))
{
DbgPrint("get_keyvalue input parameter error");
return (NULL);
}
mxml_node_t *xml;
if (xmlstr == NULL)
{
xml = mxmlNewXML("1.0");
}
else
{
xml = mxmlLoadString(NULL, xmlstr, MXML_TEXT_CALLBACK);
}
if (xml == NULL)
{
DbgPrint("xml load err: %s", xmlstr);
return (NULL);
}
mxml_node_t *catelog = mxmlFindElement(xml, xml, catelog_name, NULL, NULL, MXML_DESCEND);
if (catelog == NULL)
{
catelog = mxmlNewElement(xml, catelog_name);
}
mxml_node_t *node = mxmlFindElement(catelog,catelog,key_name,NULL,NULL,MXML_DESCEND);
if (node)
{
mxmlSetText(node, 0, value);
}
else
{
node = mxmlNewElement(catelog, key_name);
mxmlNewText(node, 0, value);
}
mxmlSetWrapMargin(2);
char* system_xmlstr = strdup_tls(mxmlSaveAllocString(xml, MXML_TEXT_CALLBACK));
mxmlDelete(xml);
return (system_xmlstr);
}