static void insert_cap_success(CapStatistics *stats) {
PurpleAccount *account = purple_buddy_get_account(stats->buddy);
const gchar *buddy_name = purple_buddy_get_name(stats->buddy);
const gchar *protocol_id = purple_account_get_protocol_id(account);
const gchar *account_id = purple_account_get_username(account);
const gchar *status_id = (stats->last_message_status_id) ?
stats->last_message_status_id :
purple_status_get_id(get_status_for(stats->buddy));
struct tm *current_time;
int minute;
if(stats->last_message == -1) {
time_t now = time(NULL);
current_time = localtime(&now);
} else {
current_time = localtime(&stats->last_message);
}
minute = current_time->tm_min + current_time->tm_hour * 60;
insert_cap_msg_count_success(buddy_name, account_id, protocol_id, minute);
insert_cap_status_count_success(buddy_name, account_id, protocol_id, status_id);
stats->last_message = -1;
stats->last_message_status_id = NULL;
}
static void insert_cap_failure(CapStatistics *stats) {
gchar *buddy_name = stats->buddy->name;
const gchar *protocol_id = purple_account_get_protocol_id(stats->buddy->account);
const gchar *account_id = purple_account_get_username(stats->buddy->account);
const gchar *status_id = (stats->last_message_status_id) ?
stats->last_message_status_id :
purple_status_get_id(get_status_for(stats->buddy));
struct tm *current_time = localtime(&stats->last_message);
int minute = current_time->tm_min + current_time->tm_hour * 60;
insert_cap_msg_count_failed(buddy_name, account_id, protocol_id, minute);
insert_cap_status_count_failed(buddy_name, account_id, protocol_id, status_id);
stats->last_message = -1;
stats->last_message_status_id = NULL;
}
/* sent-im-msg */
static void sent_im_msg(PurpleAccount *account, const char *receiver, const char *message) {
PurpleBuddy *buddy;
guint interval, words;
CapStatistics *stats = NULL;
buddy = purple_find_buddy(account, receiver);
if (buddy == NULL)
return;
interval = purple_prefs_get_int("/plugins/gtk/cap/max_msg_difference") * 60;
words = word_count(message);
stats = get_stats_for(buddy);
insert_word_count(purple_account_get_username(account), receiver, words);
stats->last_message = time(NULL);
stats->last_message_status_id = purple_status_get_id(get_status_for(buddy));
if(stats->timeout_source_id != 0)
purple_timeout_remove(stats->timeout_source_id);
stats->timeout_source_id = purple_timeout_add_seconds(interval, max_message_difference_cb, stats);
}
static void insert_status_change(CapStatistics *statistics) {
insert_status_change_from_purple_status(statistics, get_status_for(statistics->buddy));
}
static double generate_prediction_for(PurpleBuddy *buddy) {
double prediction = 1.0f;
gboolean generated = FALSE;
PurpleAccount *account = purple_buddy_get_account(buddy);
const gchar *buddy_name = purple_buddy_get_name(buddy);
const gchar *protocol_id = purple_account_get_protocol_id(account);
const gchar *account_id = purple_account_get_username(account);
const gchar *status_id = purple_status_get_id(get_status_for(buddy));
time_t t = time(NULL);
struct tm *current_time = localtime(&t);
int current_minute = current_time->tm_min + current_time->tm_hour * 60;
int threshold = purple_prefs_get_int("/plugins/gtk/cap/threshold");
int min_minute = (current_minute - threshold) % 1440;
int max_minute = (current_minute + threshold) % 1440;
gchar *sql;
sqlite3_stmt *stmt = NULL;
const char *tail = NULL;
int rc;
sql = sqlite3_mprintf("select sum(success_count) as successes, sum(failed_count) as failures "
"from cap_msg_count where "
"buddy=%Q and account=%Q and protocol=%Q and minute_val>=%d and minute_val<=%d;",
buddy_name, account_id, protocol_id, min_minute, max_minute);
rc = sqlite3_prepare(_db, sql, -1, &stmt, &tail);
if(rc == SQLITE_OK) {
int successes = 0;
int failures = 0;
if(stmt != NULL) {
if(sqlite3_step(stmt) == SQLITE_ROW) {
successes = sqlite3_column_int(stmt, 0);
failures = sqlite3_column_int(stmt, 1);
if(failures + successes > 0) {
prediction *= ((double)successes/((double)(successes+failures)));
generated = TRUE;
}
}
sqlite3_finalize(stmt);
}
}
sqlite3_free(sql);
sql = sqlite3_mprintf("select sum(success_count) as successes, sum(failed_count) as failures "
"from cap_status_count where "
"buddy=%Q and account=%Q and protocol=%Q and status=%Q;",
buddy_name, account_id, protocol_id, status_id);
rc = sqlite3_prepare(_db, sql, -1, &stmt, &tail);
if(rc == SQLITE_OK) {
int successes = 0;
int failures = 0;
if(stmt != NULL) {
if(sqlite3_step(stmt) == SQLITE_ROW) {
successes = sqlite3_column_int(stmt, 0);
failures = sqlite3_column_int(stmt, 1);
if(failures + successes > 0) {
prediction *= ((double)successes/((double)(successes+failures)));
generated = TRUE;
}
}
sqlite3_finalize(stmt);
}
}
sqlite3_free(sql);
if(generated)
return prediction;
else
return -1;
}