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profanity/src/roster_list.c
2016-02-14 22:54:46 +00:00

669 lines
18 KiB
C

/*
* roster_list.c
*
* Copyright (C) 2012 - 2016 James Booth <boothj5@gmail.com>
*
* This file is part of Profanity.
*
* Profanity 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.
*
* Profanity 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 Profanity. If not, see <http://www.gnu.org/licenses/>.
*
* In addition, as a special exception, the copyright holders give permission to
* link the code of portions of this program with the OpenSSL library under
* certain conditions as described in each individual source file, and
* distribute linked combinations including the two.
*
* You must obey the GNU General Public License in all respects for all of the
* code used other than OpenSSL. If you modify file(s) with this exception, you
* may extend this exception to your version of the file(s), but you are not
* obligated to do so. If you do not wish to do so, delete this exception
* statement from your version. If you delete this exception statement from all
* source files in the program, then also delete it here.
*
*/
#include <string.h>
#include <stdlib.h>
#include <assert.h>
#include <glib.h>
#include <assert.h>
#include "roster_list.h"
#include "resource.h"
#include "contact.h"
#include "jid.h"
#include "tools/autocomplete.h"
#include "config/preferences.h"
typedef struct prof_roster_t {
// contacts, indexed on barejid
GHashTable *contacts;
// nicknames
Autocomplete name_ac;
// barejids
Autocomplete barejid_ac;
// fulljids
Autocomplete fulljid_ac;
// nickname to barejid map
GHashTable *name_to_barejid;
// groups
Autocomplete groups_ac;
GHashTable *group_count;
} ProfRoster;
static ProfRoster *roster = NULL;
static gboolean _key_equals(void *key1, void *key2);
static gboolean _datetimes_equal(GDateTime *dt1, GDateTime *dt2);
static void _replace_name(const char *const current_name, const char *const new_name, const char *const barejid);
static void _add_name_and_barejid(const char *const name, const char *const barejid);
static gint _compare_name(PContact a, PContact b);
static gint _compare_presence(PContact a, PContact b);
void
roster_create(void)
{
assert(roster == NULL);
roster = malloc(sizeof(ProfRoster));
roster->contacts = g_hash_table_new_full(g_str_hash, (GEqualFunc)_key_equals, g_free, (GDestroyNotify)p_contact_free);
roster->name_ac = autocomplete_new();
roster->barejid_ac = autocomplete_new();
roster->fulljid_ac = autocomplete_new();
roster->name_to_barejid = g_hash_table_new_full(g_str_hash, g_str_equal, g_free, g_free);
roster->groups_ac = autocomplete_new();
roster->group_count = g_hash_table_new_full(g_str_hash, g_str_equal, g_free, NULL);
}
void
roster_destroy(void)
{
assert(roster != NULL);
g_hash_table_destroy(roster->contacts);
autocomplete_free(roster->name_ac);
autocomplete_free(roster->barejid_ac);
autocomplete_free(roster->fulljid_ac);
g_hash_table_destroy(roster->name_to_barejid);
autocomplete_free(roster->groups_ac);
g_hash_table_destroy(roster->group_count);
free(roster);
roster = NULL;
}
gboolean
roster_update_presence(const char *const barejid, Resource *resource, GDateTime *last_activity)
{
assert(roster != NULL);
assert(barejid != NULL);
assert(resource != NULL);
PContact contact = roster_get_contact(barejid);
if (contact == NULL) {
return FALSE;
}
if (!_datetimes_equal(p_contact_last_activity(contact), last_activity)) {
p_contact_set_last_activity(contact, last_activity);
}
p_contact_set_presence(contact, resource);
Jid *jid = jid_create_from_bare_and_resource(barejid, resource->name);
autocomplete_add(roster->fulljid_ac, jid->fulljid);
jid_destroy(jid);
return TRUE;
}
PContact
roster_get_contact(const char *const barejid)
{
assert(roster != NULL);
gchar *barejidlower = g_utf8_strdown(barejid, -1);
PContact contact = g_hash_table_lookup(roster->contacts, barejidlower);
g_free(barejidlower);
return contact;
}
char*
roster_get_msg_display_name(const char *const barejid, const char *const resource)
{
assert(roster != NULL);
GString *result = g_string_new("");
PContact contact = roster_get_contact(barejid);
if (contact) {
if (p_contact_name(contact)) {
g_string_append(result, p_contact_name(contact));
} else {
g_string_append(result, barejid);
}
} else {
g_string_append(result, barejid);
}
if (resource && prefs_get_boolean(PREF_RESOURCE_MESSAGE)) {
g_string_append(result, "/");
g_string_append(result, resource);
}
char *result_str = result->str;
g_string_free(result, FALSE);
return result_str;
}
gboolean
roster_contact_offline(const char *const barejid, const char *const resource, const char *const status)
{
assert(roster != NULL);
PContact contact = roster_get_contact(barejid);
if (contact == NULL) {
return FALSE;
}
if (resource == NULL) {
return TRUE;
} else {
gboolean result = p_contact_remove_resource(contact, resource);
if (result == TRUE) {
Jid *jid = jid_create_from_bare_and_resource(barejid, resource);
autocomplete_remove(roster->fulljid_ac, jid->fulljid);
jid_destroy(jid);
}
return result;
}
}
void
roster_reset_search_attempts(void)
{
assert(roster != NULL);
autocomplete_reset(roster->name_ac);
autocomplete_reset(roster->barejid_ac);
autocomplete_reset(roster->fulljid_ac);
autocomplete_reset(roster->groups_ac);
}
void
roster_change_name(PContact contact, const char *const new_name)
{
assert(roster != NULL);
assert(contact != NULL);
const char *current_name = NULL;
const char *barejid = p_contact_barejid(contact);
if (p_contact_name(contact)) {
current_name = strdup(p_contact_name(contact));
}
p_contact_set_name(contact, new_name);
_replace_name(current_name, new_name, barejid);
}
void
roster_remove(const char *const name, const char *const barejid)
{
assert(roster != NULL);
autocomplete_remove(roster->barejid_ac, barejid);
autocomplete_remove(roster->name_ac, name);
g_hash_table_remove(roster->name_to_barejid, name);
// remove each fulljid
PContact contact = roster_get_contact(barejid);
if (contact) {
GList *resources = p_contact_get_available_resources(contact);
while (resources) {
GString *fulljid = g_string_new(strdup(barejid));
g_string_append(fulljid, "/");
g_string_append(fulljid, resources->data);
autocomplete_remove(roster->fulljid_ac, fulljid->str);
g_string_free(fulljid, TRUE);
resources = g_list_next(resources);
}
g_list_free(resources);
GSList *groups = p_contact_groups(contact);
GSList *curr = groups;
while (curr) {
gchar *group = curr->data;
if (g_hash_table_contains(roster->group_count, group)) {
int count = GPOINTER_TO_INT(g_hash_table_lookup(roster->group_count, group));
count--;
if (count < 1) {
g_hash_table_remove(roster->group_count, group);
autocomplete_remove(roster->groups_ac, group);
} else {
g_hash_table_insert(roster->group_count, strdup(group), GINT_TO_POINTER(count));
}
}
curr = g_slist_next(curr);
}
}
// remove the contact
g_hash_table_remove(roster->contacts, barejid);
}
void
roster_update(const char *const barejid, const char *const name, GSList *groups, const char *const subscription,
gboolean pending_out)
{
assert(roster != NULL);
PContact contact = roster_get_contact(barejid);
assert(contact != NULL);
p_contact_set_subscription(contact, subscription);
p_contact_set_pending_out(contact, pending_out);
const char * const new_name = name;
const char * current_name = NULL;
if (p_contact_name(contact)) {
current_name = strdup(p_contact_name(contact));
}
p_contact_set_name(contact, new_name);
_replace_name(current_name, new_name, barejid);
GSList *curr_new_group = groups;
while (curr_new_group) {
char *new_group = curr_new_group->data;
// contact added to group
if (!p_contact_in_group(contact, new_group)) {
// group doesn't yet exist
if (!g_hash_table_contains(roster->group_count, new_group)) {
g_hash_table_insert(roster->group_count, strdup(new_group), GINT_TO_POINTER(1));
autocomplete_add(roster->groups_ac, curr_new_group->data);
// increment count
} else {
int count = GPOINTER_TO_INT(g_hash_table_lookup(roster->group_count, new_group));
g_hash_table_insert(roster->group_count, strdup(new_group), GINT_TO_POINTER(count + 1));
}
}
curr_new_group = g_slist_next(curr_new_group);
}
GSList *old_groups = p_contact_groups(contact);
GSList *curr_old_group = old_groups;
while (curr_old_group) {
char *old_group = curr_old_group->data;
// removed from group
if (!g_slist_find_custom(groups, old_group, (GCompareFunc)g_strcmp0)) {
if (g_hash_table_contains(roster->group_count, old_group)) {
int count = GPOINTER_TO_INT(g_hash_table_lookup(roster->group_count, old_group));
count--;
if (count < 1) {
g_hash_table_remove(roster->group_count, old_group);
autocomplete_remove(roster->groups_ac, old_group);
} else {
g_hash_table_insert(roster->group_count, strdup(old_group), GINT_TO_POINTER(count));
}
}
}
curr_old_group = g_slist_next(curr_old_group);
}
p_contact_set_groups(contact, groups);
}
gboolean
roster_add(const char *const barejid, const char *const name, GSList *groups, const char *const subscription,
gboolean pending_out)
{
assert(roster != NULL);
PContact contact = roster_get_contact(barejid);
if (contact) {
return FALSE;
}
contact = p_contact_new(barejid, name, groups, subscription, NULL, pending_out);
// add groups
GSList *curr_new_group = groups;
while (curr_new_group) {
char *new_group = curr_new_group->data;
if (g_hash_table_contains(roster->group_count, new_group)) {
int count = GPOINTER_TO_INT(g_hash_table_lookup(roster->group_count, new_group));
g_hash_table_insert(roster->group_count, strdup(new_group), GINT_TO_POINTER(count + 1));
} else {
g_hash_table_insert(roster->group_count, strdup(new_group), GINT_TO_POINTER(1));
autocomplete_add(roster->groups_ac, new_group);
}
curr_new_group = g_slist_next(curr_new_group);
}
g_hash_table_insert(roster->contacts, strdup(barejid), contact);
autocomplete_add(roster->barejid_ac, barejid);
_add_name_and_barejid(name, barejid);
return TRUE;
}
char*
roster_barejid_from_name(const char *const name)
{
assert(roster != NULL);
if (name) {
return g_hash_table_lookup(roster->name_to_barejid, name);
} else {
return NULL;
}
}
GSList*
roster_get_contacts_by_presence(const char *const presence)
{
assert(roster != NULL);
GSList *result = NULL;
GHashTableIter iter;
gpointer key;
gpointer value;
g_hash_table_iter_init(&iter, roster->contacts);
while (g_hash_table_iter_next(&iter, &key, &value)) {
PContact contact = (PContact)value;
if (g_strcmp0(p_contact_presence(contact), presence) == 0) {
result = g_slist_insert_sorted(result, value, (GCompareFunc)_compare_name);
}
}
// return all contact structs
return result;
}
GSList*
roster_get_contacts(roster_ord_t order)
{
assert(roster != NULL);
GSList *result = NULL;
GHashTableIter iter;
gpointer key;
gpointer value;
GCompareFunc cmp_func;
if (order == ROSTER_ORD_PRESENCE) {
cmp_func = (GCompareFunc) _compare_presence;
} else {
cmp_func = (GCompareFunc) _compare_name;
}
g_hash_table_iter_init(&iter, roster->contacts);
while (g_hash_table_iter_next(&iter, &key, &value)) {
result = g_slist_insert_sorted(result, value, cmp_func);
}
// return all contact structs
return result;
}
GSList*
roster_get_contacts_online(void)
{
assert(roster != NULL);
GSList *result = NULL;
GHashTableIter iter;
gpointer key;
gpointer value;
g_hash_table_iter_init(&iter, roster->contacts);
while (g_hash_table_iter_next(&iter, &key, &value)) {
if(strcmp(p_contact_presence(value), "offline"))
result = g_slist_insert_sorted(result, value, (GCompareFunc)_compare_name);
}
// return all contact structs
return result;
}
gboolean
roster_has_pending_subscriptions(void)
{
assert(roster != NULL);
GHashTableIter iter;
gpointer key;
gpointer value;
g_hash_table_iter_init(&iter, roster->contacts);
while (g_hash_table_iter_next(&iter, &key, &value)) {
PContact contact = (PContact) value;
if (p_contact_pending_out(contact)) {
return TRUE;
}
}
return FALSE;
}
char*
roster_contact_autocomplete(const char *const search_str)
{
assert(roster != NULL);
return autocomplete_complete(roster->name_ac, search_str, TRUE);
}
char*
roster_fulljid_autocomplete(const char *const search_str)
{
assert(roster != NULL);
return autocomplete_complete(roster->fulljid_ac, search_str, TRUE);
}
GSList*
roster_get_group(const char *const group, roster_ord_t order)
{
assert(roster != NULL);
GSList *result = NULL;
GHashTableIter iter;
gpointer key;
gpointer value;
GCompareFunc cmp_func;
if (order == ROSTER_ORD_PRESENCE) {
cmp_func = (GCompareFunc) _compare_presence;
} else {
cmp_func = (GCompareFunc) _compare_name;
}
g_hash_table_iter_init(&iter, roster->contacts);
while (g_hash_table_iter_next(&iter, &key, &value)) {
GSList *groups = p_contact_groups(value);
if (group == NULL) {
if (groups == NULL) {
result = g_slist_insert_sorted(result, value, cmp_func);
}
} else {
while (groups) {
if (strcmp(groups->data, group) == 0) {
result = g_slist_insert_sorted(result, value, cmp_func);
break;
}
groups = g_slist_next(groups);
}
}
}
// return all contact structs
return result;
}
GSList*
roster_get_groups(void)
{
assert(roster != NULL);
return autocomplete_create_list(roster->groups_ac);
}
char*
roster_group_autocomplete(const char *const search_str)
{
assert(roster != NULL);
return autocomplete_complete(roster->groups_ac, search_str, TRUE);
}
char*
roster_barejid_autocomplete(const char *const search_str)
{
assert(roster != NULL);
return autocomplete_complete(roster->barejid_ac, search_str, TRUE);
}
static gboolean
_key_equals(void *key1, void *key2)
{
gchar *str1 = (gchar *) key1;
gchar *str2 = (gchar *) key2;
return (g_strcmp0(str1, str2) == 0);
}
static gboolean
_datetimes_equal(GDateTime *dt1, GDateTime *dt2)
{
if ((dt1 == NULL) && (dt2 == NULL)) {
return TRUE;
} else if ((dt1 == NULL) && (dt2 != NULL)) {
return FALSE;
} else if ((dt1 != NULL) && (dt2 == NULL)) {
return FALSE;
} else {
return g_date_time_equal(dt1, dt2);
}
}
static void
_replace_name(const char *const current_name, const char *const new_name, const char *const barejid)
{
assert(roster != NULL);
// current handle exists already
if (current_name) {
autocomplete_remove(roster->name_ac, current_name);
g_hash_table_remove(roster->name_to_barejid, current_name);
_add_name_and_barejid(new_name, barejid);
// no current handle
} else if (new_name) {
autocomplete_remove(roster->name_ac, barejid);
g_hash_table_remove(roster->name_to_barejid, barejid);
_add_name_and_barejid(new_name, barejid);
}
}
static void
_add_name_and_barejid(const char *const name, const char *const barejid)
{
assert(roster != NULL);
if (name) {
autocomplete_add(roster->name_ac, name);
g_hash_table_insert(roster->name_to_barejid, strdup(name), strdup(barejid));
} else {
autocomplete_add(roster->name_ac, barejid);
g_hash_table_insert(roster->name_to_barejid, strdup(barejid), strdup(barejid));
}
}
static gint
_compare_name(PContact a, PContact b)
{
const char * utf8_str_a = NULL;
const char * utf8_str_b = NULL;
if (p_contact_name_collate_key(a)) {
utf8_str_a = p_contact_name_collate_key(a);
} else {
utf8_str_a = p_contact_barejid_collate_key(a);
}
if (p_contact_name_collate_key(b)) {
utf8_str_b = p_contact_name_collate_key(b);
} else {
utf8_str_b = p_contact_barejid_collate_key(b);
}
gint result = g_strcmp0(utf8_str_a, utf8_str_b);
return result;
}
static gint
_get_presence_weight(const char *presence)
{
if (g_strcmp0(presence, "chat") == 0) {
return 0;
} else if (g_strcmp0(presence, "online") == 0) {
return 1;
} else if (g_strcmp0(presence, "away") == 0) {
return 2;
} else if (g_strcmp0(presence, "xa") == 0) {
return 3;
} else if (g_strcmp0(presence, "dnd") == 0) {
return 4;
} else { // offline
return 5;
}
}
static gint
_compare_presence(PContact a, PContact b)
{
const char *presence_a = p_contact_presence(a);
const char *presence_b = p_contact_presence(b);
// if presence different, order by presence
if (g_strcmp0(presence_a, presence_b) != 0) {
int weight_a = _get_presence_weight(presence_a);
int weight_b = _get_presence_weight(presence_b);
if (weight_a < weight_b) {
return -1;
} else {
return 1;
}
// otherwise order by name
} else {
return _compare_name(a, b);
}
}