]> jfr.im git - irc/evilnet/x3.git/blobdiff - src/mod-python.c
mod-python: add emb_timeq_del function
[irc/evilnet/x3.git] / src / mod-python.c
index fd279eea027fae8bf7c144b157620218dd6dbce7..5548cc625193b42f58fecb4e40949f03339c2721 100644 (file)
@@ -112,25 +112,19 @@ static int _dict_iter_fill_tuple(char const* key, UNUSED_ARG(void* data), void*
     return 0;
 }
 
-/* get a tuple with all users in it */
 static PyObject*
-emb_get_users(UNUSED_ARG(PyObject *self), PyObject *args) {
+pyobj_from_dict_t(dict_t d) {
     PyObject* retval;
-    size_t num_clients, n = 0;
+    size_t n = 0;
     struct _tuple_dict_extra extra;
 
-    if (!PyArg_ParseTuple(args, ""))
-        return NULL;
-
-    num_clients = dict_size(clients);
-    retval = PyTuple_New(num_clients);
-    if (retval == NULL)
+    if ((retval = PyTuple_New(dict_size(d))) == NULL)
         return NULL;
 
     extra.extra = &n;
     extra.data = retval;
 
-    if (dict_foreach(clients, _dict_iter_fill_tuple, (void*)&extra) != NULL) {
+    if (dict_foreach(d, _dict_iter_fill_tuple, (void*)&extra) != NULL) {
         pyobj_release_tuple(retval, n);
         return NULL;
     }
@@ -138,78 +132,38 @@ emb_get_users(UNUSED_ARG(PyObject *self), PyObject *args) {
     return retval;
 }
 
-/* get a tuple with all channels in it */
+/* get a tuple with all users in it */
 static PyObject*
-emb_get_channels(UNUSED_ARG(PyObject* self), PyObject* args) {
-    PyObject* retval;
-    size_t num_channels, n = 0;
-    struct _tuple_dict_extra extra;
-
+emb_get_users(UNUSED_ARG(PyObject *self), PyObject *args) {
     if (!PyArg_ParseTuple(args, ""))
         return NULL;
 
-    num_channels = dict_size(channels);
-    retval = PyTuple_New(num_channels);
-    if (retval == NULL)
-        return NULL;
-
-    extra.extra = &n;
-    extra.data = retval;
+    return pyobj_from_dict_t(clients);
+}
 
-    if (dict_foreach(channels, _dict_iter_fill_tuple, (void*)&extra) != NULL) {
-        pyobj_release_tuple(retval, n);
+/* get a tuple with all channels in it */
+static PyObject*
+emb_get_channels(UNUSED_ARG(PyObject* self), PyObject* args) {
+    if (!PyArg_ParseTuple(args, ""))
         return NULL;
-    }
 
-    return retval;
+    return pyobj_from_dict_t(channels);
 }
 
 static PyObject*
 emb_get_servers(UNUSED_ARG(PyObject* self), PyObject* args) {
-    PyObject* retval;
-    size_t n = 0;
-    struct _tuple_dict_extra extra;
-
     if (!PyArg_ParseTuple(args, ""))
         return NULL;
 
-    retval = PyTuple_New(dict_size(servers));
-    if (retval == NULL)
-        return NULL;
-
-    extra.extra = &n;
-    extra.data = retval;
-
-    if (dict_foreach(servers, _dict_iter_fill_tuple, (void*)&extra) != NULL) {
-        pyobj_release_tuple(retval, n);
-        return NULL;
-    }
-
-    return retval;
+    return pyobj_from_dict_t(servers);
 }
 
 static PyObject*
 emb_get_accounts(UNUSED_ARG(PyObject* self), PyObject* args) {
-    PyObject* retval;
-    size_t n = 0;
-    struct _tuple_dict_extra extra;
-
     if (!PyArg_ParseTuple(args, ""))
         return NULL;
 
-    retval = PyTuple_New(dict_size(nickserv_handle_dict));
-    if (retval == NULL)
-        return NULL;
-
-    extra.extra = &n;
-    extra.data = retval;
-
-    if (dict_foreach(nickserv_handle_dict, _dict_iter_fill_tuple, (void*)&extra) != NULL) {
-        pyobj_release_tuple(retval, n);
-        return NULL;
-    }
-
-    return retval;
+    return pyobj_from_dict_t(nickserv_handle_dict);
 }
 
 static PyObject*
@@ -496,6 +450,56 @@ pyobj_from_modelist(struct modeList* mode) {
     return retval;
 }
 
+static PyObject*
+pyobj_from_banlist(struct banList* bans) {
+    size_t n;
+    struct banNode* bn;
+    PyObject* tmp;
+    PyObject* retval = PyTuple_New(bans->used);
+
+    if (retval == NULL)
+        return NULL;
+
+    for (n = 0; n < bans->used; ++n) {
+        bn = bans->list[n];
+
+        tmp = Py_BuildValue("{s:s,s:s,s:l}",
+                "ban", bn->ban, "who", bn->who, "set", bn->set);
+
+        if (tmp == NULL || PyTuple_SetItem(retval, n, tmp)) {
+            pyobj_release_tuple(retval, n);
+            return NULL;
+        }
+     }
+
+    return retval;
+}
+
+static PyObject*
+pyobj_from_exemptlist(struct exemptList* exmp) {
+    size_t n;
+    struct exemptNode* en;
+    PyObject* tmp;
+    PyObject* retval = PyTuple_New(exmp->used);
+
+    if (retval == NULL)
+        return NULL;
+
+    for (n = 0; n < exmp->used; ++n) {
+        en = exmp->list[n];
+
+        tmp = Py_BuildValue("{s:s,s:s,s:l}",
+                "ban", en->exempt, "who", en->who, "set", en->set);
+
+        if (tmp == NULL || PyTuple_SetItem(retval, n, tmp)) {
+            pyobj_release_tuple(retval, n);
+            return NULL;
+        }
+    }
+
+    return retval;
+}
+
 static PyObject*
 emb_get_channel(UNUSED_ARG(PyObject *self), PyObject *args)
 {
@@ -504,10 +508,10 @@ emb_get_channel(UNUSED_ARG(PyObject *self), PyObject *args)
     */
     char *name;
     struct chanNode *channel;
-    unsigned int n;
-    PyObject *pChannelMembers;
-    PyObject *pChannelBans;
-    PyObject *pChannelExempts;
+    PyObject *pChannelMembers = NULL;
+    PyObject *pChannelBans = NULL;
+    PyObject *pChannelExempts = NULL;
+    PyObject *retval = NULL;
 
 
     if(!PyArg_ParseTuple(args, "s", &name))
@@ -520,32 +524,20 @@ emb_get_channel(UNUSED_ARG(PyObject *self), PyObject *args)
 
     /* build tuple of nicks in channel */
     pChannelMembers = pyobj_from_modelist(&channel->members);
+    if (pChannelMembers == NULL)
+        goto cleanup;
 
     /* build tuple of bans */
-    pChannelBans = PyTuple_New(channel->banlist.used);
-    for(n=0; n < channel->banlist.used;n++) {
-        struct banNode *bn = channel->banlist.list[n];
-        PyTuple_SetItem(pChannelBans, n, 
-                        Py_BuildValue("{s:s,s:s,s:i}",
-                            "ban", bn->ban,
-                            "who", bn->who,
-                            "set", bn->set)
-                );
-    }
+    pChannelBans = pyobj_from_banlist(&channel->banlist);
+    if (pChannelBans == NULL)
+        goto cleanup;
 
     /* build tuple of exempts */
-    pChannelExempts = PyTuple_New(channel->exemptlist.used);
-    for(n=0; n < channel->exemptlist.used;n++) {
-        struct exemptNode *en = channel->exemptlist.list[n];
-        PyTuple_SetItem(pChannelExempts, n, 
-                        Py_BuildValue("{s:s,s:s,s:i}",
-                            "ban", en->exempt,
-                            "who", en->who,
-                            "set", en->set)
-                );
-    }
+    pChannelExempts = pyobj_from_exemptlist(&channel->exemptlist);
+    if (pChannelExempts == NULL)
+        goto cleanup;
 
-    return Py_BuildValue("{s:s,s:s,s:s,s:i"
+    retval = Py_BuildValue("{s:s,s:s,s:s,s:i"
                          ",s:i,s:i,s:O,s:O,s:O}",
 
                          "name", channel->name,
@@ -559,6 +551,18 @@ emb_get_channel(UNUSED_ARG(PyObject *self), PyObject *args)
                          "bans", pChannelBans,
                          "exempts", pChannelExempts
             );
+    if (retval == NULL)
+        goto cleanup;
+
+    return retval;
+
+cleanup:
+    Py_XDECREF(retval);
+    pyobj_release_tuple(pChannelExempts, channel->exemptlist.used);
+    pyobj_release_tuple(pChannelBans, channel->banlist.used);
+    pyobj_release_tuple(pChannelMembers, channel->members.used);
+
+    return NULL;
 }
 
 static PyObject*
@@ -665,6 +669,76 @@ emb_kill(UNUSED_ARG(PyObject* self), PyObject* args) {
     return Py_None;
 }
 
+struct py_timeq_extra {
+    PyObject* func;
+    PyObject* arg;
+};
+
+static 
+void py_timeq_callback(void* data) {
+    struct py_timeq_extra* extra = (struct py_timeq_extra*)data;
+
+    PyObject* retval = PyObject_Call(extra->func, extra->arg, NULL);
+    Py_XDECREF(retval);
+
+    Py_DECREF(extra->func);
+    Py_DECREF(extra->arg);
+}
+
+static PyObject*
+emb_timeq_add(UNUSED_ARG(PyObject* self), PyObject* args) {
+    time_t when;
+    PyObject* func, *arg;
+    struct py_timeq_extra* extra;
+
+    if (!PyArg_ParseTuple(args, "lOO", &when, &func, &arg))
+        return NULL;
+
+    if (!PyFunction_Check(func)) {
+        PyErr_SetString(PyExc_Exception, "first argument must be a function");
+        return NULL;
+    }
+
+    if (!PyTuple_Check(arg)) {
+        PyErr_SetString(PyExc_Exception, "second argument must be a tuple");
+        return NULL;
+    }
+
+    extra = malloc(sizeof(struct py_timeq_extra));
+    if (extra == NULL) {
+        PyErr_SetString(PyExc_Exception, "out of memory");
+        return NULL;
+    }
+
+    Py_INCREF(func);
+    Py_INCREF(arg);
+
+    extra->func = func;
+    extra->arg = arg;
+
+    timeq_add(when, py_timeq_callback, (void*)extra);
+
+    return Py_None;
+}
+
+static PyObject*
+emb_timeq_del(UNUSED_ARG(PyObject* self), PyObject* args) {
+    /* NOTE:
+     * This function will delete all python-added callbacks registered
+     * to run at the given time, regardless of their data. This is due to
+     * the unnecessary extra burden it would require to get the same data for
+     * multiple runs.
+     */
+    time_t when;
+
+    if (!PyArg_ParseTuple(args, "l", &when))
+        return NULL;
+
+    timeq_del(when, py_timeq_callback, NULL, TIMEQ_IGNORE_DATA);
+
+    return Py_None;
+}
+
 static PyMethodDef EmbMethods[] = {
     /* Communication methods */
     {"dump", emb_dump, METH_VARARGS, "Dump raw P10 line to server"},
@@ -685,8 +759,9 @@ static PyMethodDef EmbMethods[] = {
 //TODO:    {"get_config", emb_get_config, METH_VARARGS, "get x3.conf settings into a nested dict"},
 //TODO:    {"config_set", emb_config_set, METH_VARARGS, "change a config setting 'on-the-fly'."},
 //
-//TODO:    {"timeq_add", emb_timeq_new, METH_VARARGS, "some kind of interface to the timed event system."},
-//TODO:    {"timeq_del", emb_timeq_new, METH_VARARGS, "some kind of interface to the timed event system."},
+    {"timeq_add", emb_timeq_add, METH_VARARGS, "add function to callback to the event system"},
+    {"timeq_del", emb_timeq_del, METH_VARARGS, "remove function to callback from the event system"},
+
     /* Information gathering methods */
     {"get_user", emb_get_user, METH_VARARGS, "Get details about a nickname"},
     {"get_users", emb_get_users, METH_VARARGS, "Get all connected users"},