/* * wee-hook-print.c - WeeChat print hook * * Copyright (C) 2003-2022 Sébastien Helleu * * This file is part of WeeChat, the extensible chat client. * * WeeChat is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by * the Free Software Foundation; either version 3 of the License, or * (at your option) any later version. * * WeeChat is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * GNU General Public License for more details. * * You should have received a copy of the GNU General Public License * along with WeeChat. If not, see . */ #ifdef HAVE_CONFIG_H #include "config.h" #endif #include #include #include "../weechat.h" #include "../wee-hook.h" #include "../wee-infolist.h" #include "../wee-log.h" #include "../wee-string.h" #include "../../gui/gui-color.h" #include "../../gui/gui-line.h" /* * Hooks a message printed by WeeChat. * * Returns pointer to new hook, NULL if error. */ struct t_hook * hook_print (struct t_weechat_plugin *plugin, struct t_gui_buffer *buffer, const char *tags, const char *message, int strip_colors, t_hook_callback_print *callback, const void *callback_pointer, void *callback_data) { struct t_hook *new_hook; struct t_hook_print *new_hook_print; if (!callback) return NULL; new_hook = malloc (sizeof (*new_hook)); if (!new_hook) return NULL; new_hook_print = malloc (sizeof (*new_hook_print)); if (!new_hook_print) { free (new_hook); return NULL; } hook_init_data (new_hook, plugin, HOOK_TYPE_PRINT, HOOK_PRIORITY_DEFAULT, callback_pointer, callback_data); new_hook->hook_data = new_hook_print; new_hook_print->callback = callback; new_hook_print->buffer = buffer; new_hook_print->tags_array = string_split_tags (tags, &new_hook_print->tags_count); new_hook_print->message = (message) ? strdup (message) : NULL; new_hook_print->strip_colors = strip_colors; hook_add_to_list (new_hook); return new_hook; } /* * Executes a print hook. */ void hook_print_exec (struct t_gui_buffer *buffer, struct t_gui_line *line) { struct t_hook *ptr_hook, *next_hook; char *prefix_no_color, *message_no_color; if (!weechat_hooks[HOOK_TYPE_PRINT]) return; if (!line->data->message || !line->data->message[0]) return; prefix_no_color = (line->data->prefix) ? gui_color_decode (line->data->prefix, NULL) : NULL; message_no_color = gui_color_decode (line->data->message, NULL); if (!message_no_color) { if (prefix_no_color) free (prefix_no_color); return; } hook_exec_start (); ptr_hook = weechat_hooks[HOOK_TYPE_PRINT]; while (ptr_hook) { next_hook = ptr_hook->next_hook; if (!ptr_hook->deleted && !ptr_hook->running && (!HOOK_PRINT(ptr_hook, buffer) || (buffer == HOOK_PRINT(ptr_hook, buffer))) && (!HOOK_PRINT(ptr_hook, message) || !HOOK_PRINT(ptr_hook, message)[0] || string_strcasestr (prefix_no_color, HOOK_PRINT(ptr_hook, message)) || string_strcasestr (message_no_color, HOOK_PRINT(ptr_hook, message))) && (!HOOK_PRINT(ptr_hook, tags_array) || gui_line_match_tags (line->data, HOOK_PRINT(ptr_hook, tags_count), HOOK_PRINT(ptr_hook, tags_array)))) { /* run callback */ ptr_hook->running = 1; (void) (HOOK_PRINT(ptr_hook, callback)) (ptr_hook->callback_pointer, ptr_hook->callback_data, buffer, line->data->date, line->data->tags_count, (const char **)line->data->tags_array, (int)line->data->displayed, (int)line->data->highlight, (HOOK_PRINT(ptr_hook, strip_colors)) ? prefix_no_color : line->data->prefix, (HOOK_PRINT(ptr_hook, strip_colors)) ? message_no_color : line->data->message); ptr_hook->running = 0; } ptr_hook = next_hook; } if (prefix_no_color) free (prefix_no_color); if (message_no_color) free (message_no_color); hook_exec_end (); } /* * Frees data in a print hook. */ void hook_print_free_data (struct t_hook *hook) { if (!hook || !hook->hook_data) return; if (HOOK_PRINT(hook, tags_array)) { string_free_split_tags (HOOK_PRINT(hook, tags_array)); HOOK_PRINT(hook, tags_array) = NULL; } if (HOOK_PRINT(hook, message)) { free (HOOK_PRINT(hook, message)); HOOK_PRINT(hook, message) = NULL; } free (hook->hook_data); hook->hook_data = NULL; } /* * Adds print hook data in the infolist item. * * Returns: * 1: OK * 0: error */ int hook_print_add_to_infolist (struct t_infolist_item *item, struct t_hook *hook) { if (!item || !hook || !hook->hook_data) return 0; if (!infolist_new_var_pointer (item, "callback", HOOK_PRINT(hook, callback))) return 0; if (!infolist_new_var_pointer (item, "buffer", HOOK_PRINT(hook, buffer))) return 0; if (!infolist_new_var_integer (item, "tags_count", HOOK_PRINT(hook, tags_count))) return 0; if (!infolist_new_var_pointer (item, "tags_array", HOOK_PRINT(hook, tags_array))) return 0; if (!infolist_new_var_string (item, "message", HOOK_PRINT(hook, message))) return 0; if (!infolist_new_var_integer (item, "strip_colors", HOOK_PRINT(hook, strip_colors))) return 0; return 1; } /* * Prints print hook data in WeeChat log file (usually for crash dump). */ void hook_print_print_log (struct t_hook *hook) { int i, j; if (!hook || !hook->hook_data) return; log_printf (" print data:"); log_printf (" callback. . . . . . . : 0x%lx", HOOK_PRINT(hook, callback)); log_printf (" buffer. . . . . . . . : 0x%lx", HOOK_PRINT(hook, buffer)); log_printf (" tags_count. . . . . . : %d", HOOK_PRINT(hook, tags_count)); log_printf (" tags_array. . . . . . : 0x%lx", HOOK_PRINT(hook, tags_array)); if (HOOK_PRINT(hook, tags_array)) { for (i = 0; i < HOOK_PRINT(hook, tags_count); i++) { for (j = 0; HOOK_PRINT(hook, tags_array)[i][j]; j++) { log_printf (" tags_array[%03d][%03d]: '%s'", i, j, HOOK_PRINT(hook, tags_array)[i][j]); } } } log_printf (" message . . . . . . . : '%s'", HOOK_PRINT(hook, message)); log_printf (" strip_colors. . . . . : %d", HOOK_PRINT(hook, strip_colors)); }