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Add pubsub event callback

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Also add generic message callback struct
This commit is contained in:
Paul Fariello 2019-02-22 11:16:42 +01:00
parent 2d28725c85
commit 1ae5d9f1f8
3 changed files with 65 additions and 0 deletions
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60
src/xmpp/message.c
View File

@ -62,6 +62,12 @@
#include "xmpp/connection.h"
#include "xmpp/xmpp.h"
typedef struct p_message_handle_t {
ProfMessageCallback func;
ProfMessageFreeCallback free_func;
void *userdata;
} ProfMessageHandler;
static int _message_handler(xmpp_conn_t *const conn, xmpp_stanza_t *const stanza, void *const userdata);
static void _handle_error(xmpp_stanza_t *const stanza);
@ -70,10 +76,13 @@ static void _handel_muc_user(xmpp_stanza_t *const stanza);
static void _handle_conference(xmpp_stanza_t *const stanza);
static void _handle_captcha(xmpp_stanza_t *const stanza);
static void _handle_receipt_received(xmpp_stanza_t *const stanza);
static void _handle_pubsub_event(xmpp_stanza_t *const stanza);
static void _handle_chat(xmpp_stanza_t *const stanza);
static void _send_message_stanza(xmpp_stanza_t *const stanza);
static GHashTable *pubsub_event_handlers;
static int
_message_handler(xmpp_conn_t *const conn, xmpp_stanza_t *const stanza, void *const userdata)
{
@ -118,6 +127,11 @@ _message_handler(xmpp_conn_t *const conn, xmpp_stanza_t *const stanza, void *con
_handle_receipt_received(stanza);
}
xmpp_stanza_t *event = xmpp_stanza_get_child_by_ns(stanza, STANZA_NS_PUBSUB_EVENT);
if (event) {
_handle_pubsub_event(event);
}
_handle_chat(stanza);
return 1;
@ -129,6 +143,33 @@ message_handlers_init(void)
xmpp_conn_t * const conn = connection_get_conn();
xmpp_ctx_t * const ctx = connection_get_ctx();
xmpp_handler_add(conn, _message_handler, NULL, STANZA_NAME_MESSAGE, NULL, ctx);
if (pubsub_event_handlers) {
GList *keys = g_hash_table_get_keys(pubsub_event_handlers);
GList *curr = keys;
while (curr) {
ProfMessageHandler *handler = g_hash_table_lookup(pubsub_event_handlers, curr->data);
if (handler->free_func && handler->userdata) {
handler->free_func(handler->userdata);
}
curr = g_list_next(curr);
}
g_list_free(keys);
g_hash_table_destroy(pubsub_event_handlers);
}
pubsub_event_handlers = g_hash_table_new_full(g_str_hash, g_str_equal, free, NULL);
}
void
message_pubsub_event_handler_add(const char *const node, ProfMessageCallback func, ProfMessageFreeCallback free_func, void *userdata)
{
ProfMessageHandler *handler = malloc(sizeof(ProfMessageHandler));
handler->func = func;
handler->free_func = free_func;
handler->userdata = userdata;
g_hash_table_insert(pubsub_event_handlers, strdup(node), handler);
}
char*
@ -624,6 +665,25 @@ _handle_receipt_received(xmpp_stanza_t *const stanza)
jid_destroy(jidp);
}
static void
_handle_pubsub_event(xmpp_stanza_t *const event)
{
xmpp_stanza_t *child = xmpp_stanza_get_children(event);
if (child) {
const char *node = xmpp_stanza_get_attribute(event, STANZA_ATTR_NODE);
if (node) {
ProfMessageHandler *handler = g_hash_table_lookup(pubsub_event_handlers, node);
if (handler) {
int keep = handler->func(event, handler->userdata);
if (!keep) {
free(handler);
g_hash_table_remove(pubsub_event_handlers, node);
}
}
}
}
}
void
_receipt_request_handler(xmpp_stanza_t *const stanza)
{

4
src/xmpp/message.h
View File

@ -35,6 +35,10 @@
#ifndef XMPP_MESSAGE_H
#define XMPP_MESSAGE_H
typedef int(*ProfMessageCallback)(xmpp_stanza_t *const stanza, void *const userdata);
typedef void(*ProfMessageFreeCallback)(void *userdata);
void message_handlers_init(void);
void message_pubsub_event_handler_add(const char *const node, ProfMessageCallback func, ProfMessageFreeCallback free_func, void *userdata);
#endif

1
src/xmpp/stanza.h
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@ -180,6 +180,7 @@
#define STANZA_NS_CONFERENCE "jabber:x:conference"
#define STANZA_NS_CAPTCHA "urn:xmpp:captcha"
#define STANZA_NS_PUBSUB "http://jabber.org/protocol/pubsub"
#define STANZA_NS_PUBSUB_EVENT "http://jabber.org/protocol/pubsub#event"
#define STANZA_NS_CARBONS "urn:xmpp:carbons:2"
#define STANZA_NS_HINTS "urn:xmpp:hints"
#define STANZA_NS_FORWARD "urn:xmpp:forward:0"