pidgin/pidgin

Make sure we remove all the files we install.
release-2.x.y
2021-04-11, Gary Kramlich
5407cbf3c5dd
Make sure we remove all the files we install.

Patch was provided by Johann Lochner.

Testing Done:
Build and ran the installer and uninstaller and verified that `C:\Program Files (x86)\Pidgin` was empty and therefore removed.

Bugs closed: PIDGIN-17515

Reviewed at https://reviews.imfreedom.org/r/612/
/**
* Send commands to Purple via ~/.purple/control
*
* Originally by Eric Warmenhoven <eric@warmenhoven.org>
* Compile fixes/mini hacks Alex Bennee <alex@bennee.com>
* and Brian Tarricone <bjt23@users.sourceforge.net>
*/
/* system includes */
#include <stdlib.h>
#include <stdio.h>
#include <unistd.h>
#include <sys/types.h>
#include <sys/stat.h>
#include <string.h>
#include <ctype.h>
#include "account.h"
#include "config.h"
#include "core.h"
#include "conversation.h"
#include "debug.h"
#include "eventloop.h"
#include "internal.h"
#include "util.h"
#include "version.h"
#define FILECTL_PLUGIN_ID "core-filectl"
static int check;
static time_t mtime;
static void init_file(void);
static gboolean check_file(void);
/* parse char * as if were word array */
char *getarg(char *, int, int);
/* go through file and run any commands */
void
run_commands()
{
struct stat finfo;
char filename[MAXPATHLEN];
char buffer[1024];
char *command, *arg1, *arg2;
FILE *file;
snprintf(filename, MAXPATHLEN, "%s" G_DIR_SEPARATOR_S "control", purple_user_dir());
file = g_fopen(filename, "r+");
while (fgets(buffer, sizeof(buffer), file)) {
/* Read the next command */
if (buffer[strlen(buffer) - 1] == '\n')
buffer[strlen(buffer) - 1] = 0;
purple_debug_misc("filectl", "read: %s\n", buffer);
command = getarg(buffer, 0, 0);
if (!g_ascii_strncasecmp(command, "login", 6)) {
PurpleAccount *account;
arg1 = getarg(buffer, 1, 0);
arg2 = getarg(buffer, 2, 1);
account = purple_accounts_find(arg1, arg2);
if (account != NULL) /* username found */
purple_account_connect(account);
free(arg1);
free(arg2);
} else if (!g_ascii_strncasecmp(command, "logout", 7)) {
PurpleAccount *account;
arg1 = getarg(buffer, 1, 1);
arg2 = getarg(buffer, 2, 1);
account = purple_accounts_find(arg1, arg2);
if (account != NULL)
{
purple_account_disconnect(account);
}
else if (arg1 == NULL)
purple_connections_disconnect_all();
free(arg1);
free(arg2);
/* purple_find_conversation() is gone in 2.0.0. */
#if 0
} else if (!g_ascii_strncasecmp(command, "send", 4)) {
PurpleConversation *conv;
arg1 = getarg(buffer, 1, 0);
arg2 = getarg(buffer, 2, 1);
conv = purple_find_conversation(PURPLE_CONV_TYPE_ANY, arg1);
if (conv != NULL)
{
/*
purple_conversation_write(conv, arg2, WFLAG_SEND, NULL, time(NULL), -1);
serv_send_im(conv->gc, arg1, arg2, 0);
*/
}
free(arg1);
free(arg2);
#endif
} else if (!g_ascii_strncasecmp(command, "away", 4)) {
arg1 = getarg(buffer, 1, 1);
/* serv_set_away_all(arg1); */
free(arg1);
} else if (!g_ascii_strncasecmp(command, "hide", 4)) {
purple_blist_set_visible(FALSE);
} else if (!g_ascii_strncasecmp(command, "unhide", 6)) {
purple_blist_set_visible(TRUE);
} else if (!g_ascii_strncasecmp(command, "back", 4)) {
/* do_im_back(); */
} else if (!g_ascii_strncasecmp(command, "quit", 4)) {
purple_core_quit();
}
free(command);
}
fclose(file);
if (g_stat(filename, &finfo) != 0)
return;
mtime = finfo.st_mtime;
}
/**
* Check to see if the size of the file is > 0. if so, run commands.
*/
void
init_file()
{
/* most of this was taken from Bash v2.04 by the FSF */
struct stat finfo;
char filename[MAXPATHLEN];
snprintf(filename, MAXPATHLEN, "%s" G_DIR_SEPARATOR_S "control", purple_user_dir());
if ((g_stat(filename, &finfo) == 0) && (finfo.st_size > 0))
run_commands();
}
/**
* Check to see if we need to run commands from the file.
*/
gboolean
check_file()
{
/* most of this was taken from Bash v2.04 by the FSF */
struct stat finfo;
char filename[MAXPATHLEN];
snprintf(filename, MAXPATHLEN, "%s" G_DIR_SEPARATOR_S "control", purple_user_dir());
if ((g_stat(filename, &finfo) == 0) && (finfo.st_size > 0))
{
if (mtime != finfo.st_mtime) {
purple_debug_info("filectl", "control changed, checking\n");
run_commands();
}
}
return TRUE;
}
char *
getarg(char *line, int which, int remain)
{
char *arr;
char *val;
int count = -1;
int i;
int state = 0;
for (i = 0; i < strlen(line) && count < which; i++) {
switch (state) {
case 0: /* in whitespace, expecting word */
if (isalnum(line[i])) {
count++;
state = 1;
}
break;
case 1: /* inside word, waiting for whitespace */
if (isspace(line[i])) {
state = 0;
}
break;
}
}
arr = strdup(&line[i - 1]);
if (remain)
return arr;
for (i = 0; i < strlen(arr) && isalnum(arr[i]); i++);
arr[i] = 0;
val = strdup(arr);
arr[i] = ' ';
free(arr);
return val;
}
/*
* EXPORTED FUNCTIONS
*/
static gboolean
plugin_load(PurplePlugin *plugin)
{
init_file();
check = purple_timeout_add_seconds(5, (GSourceFunc)check_file, NULL);
return TRUE;
}
static gboolean
plugin_unload(PurplePlugin *plugin)
{
purple_timeout_remove(check);
return TRUE;
}
static PurplePluginInfo info =
{
PURPLE_PLUGIN_MAGIC,
PURPLE_MAJOR_VERSION,
PURPLE_MINOR_VERSION,
PURPLE_PLUGIN_STANDARD, /**< type */
NULL, /**< ui_requirement */
0, /**< flags */
NULL, /**< dependencies */
PURPLE_PRIORITY_DEFAULT, /**< priority */
FILECTL_PLUGIN_ID, /**< id */
N_("File Control"), /**< name */
DISPLAY_VERSION, /**< version */
/** summary */
N_("Allows control by entering commands in a file."),
/** description */
N_("Allows control by entering commands in a file."),
"Eric Warmenhoven <eric@warmenhoven.org>", /**< author */
PURPLE_WEBSITE, /**< homepage */
plugin_load, /**< load */
plugin_unload, /**< unload */
NULL, /**< destroy */
NULL, /**< ui_info */
NULL /**< extra_info */
};
static void
init_plugin(PurplePlugin *plugin)
{
}
PURPLE_INIT_PLUGIN(filectl, init_plugin, info)