mirror of
https://github.com/profanity-im/profanity.git
synced 2024-10-27 20:30:13 -04:00
378 lines
11 KiB
C
378 lines
11 KiB
C
/*
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* callbacks.c
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*
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* Copyright (C) 2012 - 2019 James Booth <boothj5@gmail.com>
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*
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* This file is part of Profanity.
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*
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* Profanity is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* Profanity is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with Profanity. If not, see <https://www.gnu.org/licenses/>.
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*
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* In addition, as a special exception, the copyright holders give permission to
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* link the code of portions of this program with the OpenSSL library under
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* certain conditions as described in each individual source file, and
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* distribute linked combinations including the two.
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*
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* You must obey the GNU General Public License in all respects for all of the
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* code used other than OpenSSL. If you modify file(s) with this exception, you
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* may extend this exception to your version of the file(s), but you are not
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* obligated to do so. If you do not wish to do so, delete this exception
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* statement from your version. If you delete this exception statement from all
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* source files in the program, then also delete it here.
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*
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*/
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#include <string.h>
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#include <stdlib.h>
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#include "command/cmd_defs.h"
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#include "command/cmd_ac.h"
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#include "plugins/callbacks.h"
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#include "plugins/plugins.h"
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#include "tools/autocomplete.h"
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#include "tools/parser.h"
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#include "ui/ui.h"
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#include "ui/window_list.h"
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static GHashTable *p_commands = NULL;
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static GHashTable *p_timed_functions = NULL;
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static GHashTable *p_window_callbacks = NULL;
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static void
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_free_window_callback(PluginWindowCallback *window_callback)
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{
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if (window_callback->callback_destroy) {
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window_callback->callback_destroy(window_callback->callback);
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}
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free(window_callback);
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}
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static void
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_free_window_callbacks(GHashTable *window_callbacks)
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{
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g_hash_table_destroy(window_callbacks);
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}
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static void
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_free_command_help(CommandHelp *help)
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{
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int i = 0;
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while (help->tags[i] != NULL) {
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free(help->tags[i++]);
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}
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i = 0;
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while (help->synopsis[i] != NULL) {
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free(help->synopsis[i++]);
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}
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free(help->desc);
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i = 0;
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while (help->args[i] != NULL && help->args[i][0] != NULL) {
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free(help->args[i][0]);
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free(help->args[i][1]);
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i++;
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}
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i = 0;
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while (help->examples[i] != NULL) {
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free(help->examples[i++]);
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}
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free(help);
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}
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static void
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_free_command(PluginCommand *command)
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{
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if (command->callback_destroy) {
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command->callback_destroy(command->callback);
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}
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free(command->command_name);
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_free_command_help(command->help);
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free(command);
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}
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static void
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_free_command_hash(GHashTable *command_hash)
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{
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g_hash_table_destroy(command_hash);
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}
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static void
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_free_timed_function(PluginTimedFunction *timed_function)
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{
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if (timed_function->callback_destroy) {
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timed_function->callback_destroy(timed_function->callback);
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}
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g_timer_destroy(timed_function->timer);
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free(timed_function);
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}
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static void
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_free_timed_function_list(GList *timed_functions)
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{
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g_list_free_full(timed_functions, (GDestroyNotify)_free_timed_function);
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}
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void
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callbacks_init(void)
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{
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p_commands = g_hash_table_new_full(g_str_hash, g_str_equal, free, (GDestroyNotify)_free_command_hash);
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p_timed_functions = g_hash_table_new_full(g_str_hash, g_str_equal, free, (GDestroyNotify)_free_timed_function_list);
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p_window_callbacks = g_hash_table_new_full(g_str_hash, g_str_equal, free, (GDestroyNotify)_free_window_callbacks);
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}
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void
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callbacks_remove(const char *const plugin_name)
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{
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GHashTable *command_hash = g_hash_table_lookup(p_commands, plugin_name);
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if (command_hash) {
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GList *commands = g_hash_table_get_keys(command_hash);
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GList *curr = commands;
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while (curr) {
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char *command = curr->data;
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cmd_ac_remove(command);
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cmd_ac_remove_help(&command[1]);
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curr = g_list_next(curr);
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}
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g_list_free(commands);
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}
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g_hash_table_remove(p_commands, plugin_name);
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g_hash_table_remove(p_timed_functions, plugin_name);
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GHashTable *tag_to_win_cb_hash = g_hash_table_lookup(p_window_callbacks, plugin_name);
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if (tag_to_win_cb_hash) {
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GList *tags = g_hash_table_get_keys(tag_to_win_cb_hash);
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GList *curr = tags;
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while (curr) {
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wins_close_plugin(curr->data);
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curr = g_list_next(curr);
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}
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g_list_free(tags);
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}
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g_hash_table_remove(p_window_callbacks, plugin_name);
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}
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void
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callbacks_close(void)
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{
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g_hash_table_destroy(p_commands);
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g_hash_table_destroy(p_timed_functions);
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g_hash_table_destroy(p_window_callbacks);
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}
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void
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callbacks_add_command(const char *const plugin_name, PluginCommand *command)
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{
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GHashTable *command_hash = g_hash_table_lookup(p_commands, plugin_name);
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if (command_hash) {
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g_hash_table_insert(command_hash, strdup(command->command_name), command);
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} else {
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command_hash = g_hash_table_new_full(g_str_hash, g_str_equal, free, (GDestroyNotify)_free_command);
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g_hash_table_insert(command_hash, strdup(command->command_name), command);
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g_hash_table_insert(p_commands, strdup(plugin_name), command_hash);
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}
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cmd_ac_add(command->command_name);
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cmd_ac_add_help(&command->command_name[1]);
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}
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void
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callbacks_add_timed(const char *const plugin_name, PluginTimedFunction *timed_function)
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{
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GList *timed_function_list = g_hash_table_lookup(p_timed_functions, plugin_name);
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if (timed_function_list) {
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timed_function_list = g_list_append(timed_function_list, timed_function);
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} else {
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timed_function_list = g_list_append(timed_function_list, timed_function);
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g_hash_table_insert(p_timed_functions, strdup(plugin_name), timed_function_list);
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}
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}
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gboolean
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callbacks_win_exists(const char *const plugin_name, const char *tag)
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{
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GHashTable *window_callbacks = g_hash_table_lookup(p_window_callbacks, plugin_name);
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if (window_callbacks) {
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PluginWindowCallback *cb = g_hash_table_lookup(window_callbacks, tag);
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if (cb) {
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return TRUE;
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}
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}
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return FALSE;
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}
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void
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callbacks_remove_win(const char *const plugin_name, const char *const tag)
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{
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GHashTable *window_callbacks = g_hash_table_lookup(p_window_callbacks, plugin_name);
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if (window_callbacks) {
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g_hash_table_remove(window_callbacks, tag);
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}
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}
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void
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callbacks_add_window_handler(const char *const plugin_name, const char *tag, PluginWindowCallback *window_callback)
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{
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GHashTable *window_callbacks = g_hash_table_lookup(p_window_callbacks, plugin_name);
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if (window_callbacks) {
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g_hash_table_insert(window_callbacks, strdup(tag), window_callback);
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} else {
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window_callbacks = g_hash_table_new_full(g_str_hash, g_str_equal, free, (GDestroyNotify)_free_window_callback);
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g_hash_table_insert(window_callbacks, strdup(tag), window_callback);
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g_hash_table_insert(p_window_callbacks, strdup(plugin_name), window_callbacks);
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}
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}
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void *
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callbacks_get_window_handler(const char *tag)
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{
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if (p_window_callbacks) {
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GList *window_callback_hashes = g_hash_table_get_values(p_window_callbacks);
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GList *curr_hash = window_callback_hashes;
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while (curr_hash) {
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GHashTable *window_callback_hash = curr_hash->data;
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PluginWindowCallback *callback = g_hash_table_lookup(window_callback_hash, tag);
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if (callback) {
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g_list_free(window_callback_hashes);
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return callback;
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}
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curr_hash = g_list_next(curr_hash);
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}
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g_list_free(window_callback_hashes);
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return NULL;
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} else {
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return NULL;
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}
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}
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gboolean
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plugins_run_command(const char * const input)
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{
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gchar **split = g_strsplit(input, " ", -1);
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GList *command_hashes = g_hash_table_get_values(p_commands);
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GList *curr_hash = command_hashes;
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while (curr_hash) {
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GHashTable *command_hash = curr_hash->data;
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PluginCommand *command = g_hash_table_lookup(command_hash, split[0]);
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if (command) {
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gboolean result;
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gchar **args = parse_args_with_freetext(input, command->min_args, command->max_args, &result);
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if (result == FALSE) {
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ui_invalid_command_usage(command->command_name, NULL);
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g_strfreev(split);
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g_list_free(command_hashes);
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return TRUE;
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} else {
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command->callback_exec(command, args);
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g_strfreev(split);
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g_strfreev(args);
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g_list_free(command_hashes);
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return TRUE;
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}
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}
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curr_hash = g_list_next(curr_hash);
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}
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g_list_free(command_hashes);
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g_strfreev(split);
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return FALSE;
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}
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CommandHelp*
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plugins_get_help(const char *const cmd)
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{
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GList *command_hashes = g_hash_table_get_values(p_commands);
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GList *curr_hash = command_hashes;
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while (curr_hash) {
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GHashTable *command_hash = curr_hash->data;
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PluginCommand *command = g_hash_table_lookup(command_hash, cmd);
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if (command) {
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g_list_free(command_hashes);
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return command->help;
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}
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curr_hash = g_list_next(curr_hash);
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}
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g_list_free(command_hashes);
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return NULL;
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}
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void
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plugins_run_timed(void)
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{
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GList *timed_functions_lists = g_hash_table_get_values(p_timed_functions);
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GList *curr_list = timed_functions_lists;
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while (curr_list) {
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GList *timed_function_list = curr_list->data;
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GList *curr = timed_function_list;
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while (curr) {
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PluginTimedFunction *timed_function = curr->data;
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gdouble elapsed = g_timer_elapsed(timed_function->timer, NULL);
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if (timed_function->interval_seconds > 0 && elapsed >= timed_function->interval_seconds) {
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timed_function->callback_exec(timed_function);
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g_timer_start(timed_function->timer);
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}
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curr = g_list_next(curr);
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}
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curr_list = g_list_next(curr_list);
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}
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g_list_free(timed_functions_lists);
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}
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GList*
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plugins_get_command_names(void)
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{
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GList *result = NULL;
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GList *command_hashes = g_hash_table_get_values(p_commands);
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GList *curr_hash = command_hashes;
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while (curr_hash) {
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GHashTable *command_hash = curr_hash->data;
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GList *commands = g_hash_table_get_keys(command_hash);
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GList *curr = commands;
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while (curr) {
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char *command = curr->data;
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result = g_list_append(result, command);
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curr = g_list_next(curr);
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}
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g_list_free(commands);
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curr_hash = g_list_next(curr_hash);
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}
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g_list_free(command_hashes);
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return result;
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}
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