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115 lines
3.0 KiB
C
115 lines
3.0 KiB
C
/* Copyright (c) 2019-2023, Michael Santos <michael.santos@gmail.com>
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*
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* Permission to use, copy, modify, and/or distribute this software for any
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* purpose with or without fee is hereby granted, provided that the above
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* copyright notice and this permission notice appear in all copies.
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*
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* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
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* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
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* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
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* ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
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* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
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* ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
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* OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
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*/
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#include "xmppipe.h"
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int handle_message(xmpp_conn_t *const conn, xmpp_stanza_t *const stanza,
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void *const userdata) {
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xmpp_stanza_t *child;
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xmppipe_state_t *state = userdata;
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char *message = NULL;
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const char *type;
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const char *from;
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const char *to;
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const char *ns;
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char *etype;
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char *efrom;
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char *eto;
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char *emessage = NULL;
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char *symbol = "m";
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if (xmpp_stanza_get_child_by_name(stanza, "delay"))
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return 1;
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from = xmpp_stanza_get_attribute(stanza, "from");
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if (from == NULL)
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return 1;
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to = xmpp_stanza_get_attribute(stanza, "to");
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if (to == NULL)
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return 1;
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type = xmpp_stanza_get_type(stanza);
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if (type == NULL)
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return 1;
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/* Check if the message is from us */
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if (XMPPIPE_STREQ(type, "groupchat") && XMPPIPE_STREQ(from, state->mucjid))
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return 1;
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child = xmpp_stanza_get_child_by_name(stanza, "displayed");
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if (child != NULL) {
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ns = xmpp_stanza_get_ns(child);
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if (XMPPIPE_STREQ(ns, "urn:xmpp:chat-markers:0"))
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symbol = "M";
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}
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child = xmpp_stanza_get_child_by_name(stanza, "body");
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if (child != NULL) {
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message = xmpp_stanza_get_text(child);
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if (message != NULL) {
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if (state->encode) {
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size_t len = strlen(message);
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unsigned char *buf = NULL;
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size_t n = 0;
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xmpp_base64_decode_bin(state->ctx, message, len, &buf, &n);
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if (buf == NULL) {
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/* Not a base64 message */
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return 1;
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}
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emessage = xmppipe_nfmt_encode((char *)buf, n);
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xmpp_free(state->ctx, buf);
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} else {
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emessage = xmppipe_fmt_encode(message);
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}
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xmpp_free(state->ctx, message);
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}
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goto XMPPIPE_STDOUT;
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}
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child = xmpp_stanza_get_child_by_name(stanza, "subject");
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if (child != NULL) {
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message = xmpp_stanza_get_text(child);
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if (message != NULL)
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emessage = xmppipe_fmt_encode(message);
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symbol = "S";
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xmpp_free(state->ctx, message);
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}
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XMPPIPE_STDOUT:
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etype = xmppipe_fmt_encode(type);
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efrom = xmppipe_fmt_encode(from);
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eto = xmppipe_fmt_encode(to);
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(void)printf("%s:%s:%s:%s:%s\n", symbol, etype, efrom, eto,
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emessage == NULL ? "" : emessage);
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state->interval = 0;
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free(etype);
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free(efrom);
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free(eto);
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free(emessage);
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return 1;
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}
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