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re-factor get_message_from_editor()
* use GLib functions to write&read compose file * trim trailing new-line characters from compose file Signed-off-by: Steffen Jaeckel <jaeckel-floss@eyet-services.de>
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Steffen Jaeckel
parent
4d71848837
commit
8c55294352
@ -3,7 +3,8 @@
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* vim: expandtab:ts=4:sts=4:sw=4
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*
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* Copyright (C) 2022 Michael Vetter <jubalh@iodoru.org>
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* Copyright (C) 2022 MarcoPolo PasTonMolo <marcopolopastonmolo@protonmail.com>
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* Copyright (C) 2022 MarcoPolo PasTonMolo <marcopolopastonmolo@protonmail.com>
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* Copyright (C) 2022 Steffen Jaeckel <jaeckel-floss@eyet-services.de>
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*
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* This file is part of Profanity.
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*
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@ -35,100 +36,87 @@
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*/
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#include <fcntl.h>
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#include <sys/stat.h>
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#include <sys/wait.h>
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#include <errno.h>
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#include <glib.h>
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#include <gio/gio.h>
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#include <errno.h>
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#include <sys/wait.h>
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#include <unistd.h>
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#include "config/files.h"
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#include "config/preferences.h"
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#include "ui/ui.h"
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#include "log.h"
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// Returns true if an error occurred
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gboolean
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get_message_from_editor(gchar* message, gchar** returned_message)
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{
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// create editor dir if not present
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/* Make sure that there's no junk in the return-pointer in error cases */
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*returned_message = NULL;
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gchar* filename = NULL;
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GError* glib_error = NULL;
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char* jid = connection_get_barejid();
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if (!jid) {
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return TRUE;
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}
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gchar* path = files_get_account_data_path(DIR_EDITOR, jid);
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free(jid);
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if (g_mkdir_with_parents(path, S_IRWXU) != 0) {
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cons_show_error("Failed to create directory at '%s' with error '%s'", path, strerror(errno));
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g_free(path);
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return TRUE;
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}
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// build temp file name. Example: /home/user/.local/share/profanity/editor/jid/compose.md
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char* filename = g_strdup_printf("%s/compose.md", path);
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g_free(path);
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GError* creation_error = NULL;
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GFile* file = g_file_new_for_path(filename);
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GFileOutputStream* fos = g_file_create(file, G_FILE_CREATE_PRIVATE, NULL, &creation_error);
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free(filename);
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if (message != NULL && strlen(message) > 0) {
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int fd_output_file = open(g_file_get_path(file), O_WRONLY);
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if (fd_output_file < 0) {
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cons_show_error("Editor: Could not open file '%s': %s", file, strerror(errno));
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if (jid) {
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filename = files_file_in_account_data_path(DIR_EDITOR, jid, "compose.md");
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} else {
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log_debug("[Editor] could not get JID");
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gchar* data_dir = files_get_data_path(DIR_EDITOR);
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if (!create_dir(data_dir)) {
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return TRUE;
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}
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if (-1 == write(fd_output_file, message, strlen(message))) {
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cons_show_error("Editor: failed to write '%s' to file: %s", message, strerror(errno));
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return TRUE;
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}
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close(fd_output_file);
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filename = g_strdup_printf("%s/compose.md", data_dir);
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g_free(data_dir);
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}
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if (creation_error) {
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cons_show_error("Editor: could not create temp file");
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if (!filename) {
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log_error("[Editor] something went wrong while creating compose file");
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return TRUE;
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}
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gsize messagelen = strlen(message);
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if (!g_file_set_contents(filename, message, messagelen, &glib_error)) {
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log_error("[Editor] could not write to %s: %s", filename, glib_error ? glib_error->message : "No GLib error given");
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if (glib_error) {
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g_error_free(glib_error);
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}
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g_free(filename);
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return TRUE;
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}
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g_object_unref(fos);
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char* editor = prefs_get_string(PREF_COMPOSE_EDITOR);
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// Fork / exec
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pid_t pid = fork();
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if (pid == 0) {
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int x = execlp(editor, editor, g_file_get_path(file), (char*)NULL);
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int x = execlp(editor, editor, filename, (char*)NULL);
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if (x == -1) {
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cons_show_error("Editor:Failed to exec %s", editor);
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log_error("[Editor] Failed to exec %s", editor);
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}
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_exit(EXIT_FAILURE);
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} else {
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if (pid == -1) {
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return TRUE;
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}
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int status = 0;
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waitpid(pid, &status, 0);
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int fd_input_file = open(g_file_get_path(file), O_RDONLY);
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const size_t COUNT = 8192;
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char buf[COUNT];
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ssize_t size_read = read(fd_input_file, buf, COUNT);
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if (size_read > 0 && size_read <= COUNT) {
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buf[size_read - 1] = '\0';
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GString* text = g_string_new(buf);
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*returned_message = g_strdup(text->str);
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g_string_free(text, TRUE);
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} else {
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*returned_message = g_strdup("");
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}
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close(fd_input_file);
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waitpid(pid, NULL, 0);
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GError* deletion_error = NULL;
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g_file_delete(file, NULL, &deletion_error);
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if (deletion_error) {
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cons_show("Editor: error during file deletion");
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g_free(*returned_message);
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gchar* contents;
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gsize length;
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if (!g_file_get_contents(filename, &contents, &length, &glib_error)) {
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log_error("[Editor] could not read from %s: %s", filename, glib_error ? glib_error->message : "No GLib error given");
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if (glib_error) {
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g_error_free(glib_error);
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}
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g_free(filename);
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g_free(editor);
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return TRUE;
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}
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g_object_unref(file);
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/* Remove all trailing new-line characters */
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g_strchomp(contents);
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*returned_message = contents;
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if (remove(filename) != 0) {
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log_error("[Editor] error during file deletion of %s", filename);
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} else {
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log_debug("[Editor] deleted file: %s", filename);
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}
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g_free(filename);
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}
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g_free(editor);
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