myhtml_collection_t * myhtml_get_nodes_by_tag_id(myhtml_tree_t* tree, myhtml_collection_t *collection, myhtml_tag_id_t tag_id, mystatus_t *status)
{
if(collection == NULL) {
collection = myhtml_collection_create(1024, NULL);
if(collection == NULL)
return NULL;
}
myhtml_tree_node_t *node = tree->node_html;
while(node)
{
if(node->tag_id == tag_id)
{
if(myhtml_collection_check_size(collection, 1, 1024) == MyHTML_STATUS_OK) {
collection->list[ collection->length ] = node;
collection->length++;
}
else {
if(status)
*status = MyHTML_STATUS_ERROR_MEMORY_ALLOCATION;
return collection;
}
}
if(node->child)
node = node->child;
else {
while(node != tree->node_html && node->next == NULL)
node = node->parent;
if(node == tree->node_html)
break;
node = node->next;
}
}
if(myhtml_collection_check_size(collection, 1, 1024) == MyHTML_STATUS_OK) {
collection->list[ collection->length ] = NULL;
}
else if(status) {
*status = MyHTML_STATUS_ERROR_MEMORY_ALLOCATION;
}
return collection;
}
myhtml_collection_t * myhtml_get_nodes_by_tag_id(myhtml_tree_t* tree, myhtml_collection_t *collection, myhtml_tag_id_t tag_id, myhtml_status_t *status)
{
myhtml_tag_index_entry_t *index_tag = myhtml_tag_index_entry(tree->indexes->tags, tag_id);
myhtml_tag_index_node_t *index_node = myhtml_tag_index_first(tree->indexes->tags, tag_id);
if(index_tag->count == 0) {
if(status)
*status = MyHTML_STATUS_OK;
return collection;
}
myhtml_status_t mystatus = MyHTML_STATUS_OK;
size_t idx = 0;
if(collection == NULL) {
collection = myhtml_collection_create((index_tag->count + 128), &mystatus);
collection->length += index_tag->count;
}
else {
idx = collection->length;
mystatus = myhtml_collection_check_size(collection, index_tag->count);
}
if(mystatus) {
if(status)
*status = mystatus;
return collection;
}
while (index_node)
{
collection->list[idx] = index_node->node;
idx++;
index_node = index_node->next;
}
collection->list[idx] = NULL;
if(status)
*status = mystatus;
return collection;
}
myhtml_status_t myhtml_get_nodes_by_attribute_value_recursion_by_key(myhtml_tree_t *tree, myhtml_tree_node_t* node,
myhtml_collection_t* collection,
myhtml_attribute_value_find_f func_eq,
const char* key, size_t key_len,
const char* value, size_t value_len)
{
while(node)
{
if(node->token && node->token->attr_first) {
myhtml_tree_attr_t* attr = node->token->attr_first;
while(attr) {
myhtml_string_t* str_key = &attr->key;
myhtml_string_t* str = &attr->value;
if(str_key->length == key_len && myhtml_strncasecmp(str_key->data, key, key_len) == 0)
{
if(func_eq(str, value, value_len)) {
collection->list[ collection->length ] = node;
collection->length++;
if(collection->length >= collection->size) {
myhtml_status_t status = myhtml_collection_check_size(collection, 1024, 0);
if(status)
return status;
}
}
}
attr = attr->next;
}
}
if(node->child) {
myhtml_status_t status = myhtml_get_nodes_by_attribute_value_recursion_by_key(tree, node->child, collection, func_eq,
key, key_len, value, value_len);
if(status)
return status;
}
node = node->next;
}
return MyHTML_STATUS_OK;
}
mystatus_t myhtml_get_nodes_by_attribute_key_recursion(myhtml_tree_node_t* node, myhtml_collection_t* collection, const char* key, size_t key_len)
{
while(node)
{
if(node->token && node->token->attr_first) {
myhtml_tree_attr_t* attr = node->token->attr_first;
while(attr) {
mycore_string_t* str_key = &attr->key;
if(str_key->length == key_len && mycore_strncasecmp(str_key->data, key, key_len) == 0) {
collection->list[ collection->length ] = node;
collection->length++;
if(collection->length >= collection->size) {
mystatus_t status = myhtml_collection_check_size(collection, 1024, 0);
if(status)
return status;
}
}
attr = attr->next;
}
}
if(node->child) {
mystatus_t status = myhtml_get_nodes_by_attribute_key_recursion(node->child, collection, key, key_len);
if(status)
return status;
}
node = node->next;
}
return MyHTML_STATUS_OK;
}
mystatus_t myhtml_get_nodes_by_tag_id_in_scope_find_recursion(myhtml_tree_node_t *node, myhtml_collection_t *collection, myhtml_tag_id_t tag_id)
{
while(node) {
if(node->tag_id == tag_id) {
collection->list[ collection->length ] = node;
collection->length++;
if(collection->length >= collection->size)
{
mystatus_t mystatus = myhtml_collection_check_size(collection, 1024, 0);
if(mystatus != MyHTML_STATUS_OK)
return mystatus;
}
}
if(node->child)
myhtml_get_nodes_by_tag_id_in_scope_find_recursion(node->child, collection, tag_id);
node = node->next;
}
return MyHTML_STATUS_OK;
}