Got rid of SQLite.
Håvard Pettersson
9 years ago
parent
0df57900bb
commit
37e3b66691
@ -1,425 +0,0 @@
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/*
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* Copyright (c) 2015 Håvard Pettersson <mail@haavard.me>
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*
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* This file is part of Tox-WeeChat.
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*
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* Tox-WeeChat is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* Tox-WeeChat is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with Tox-WeeChat. If not, see <http://www.gnu.org/licenses/>.
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*/
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#include <stdlib.h>
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#include <string.h>
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#include <weechat/weechat-plugin.h>
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#include <tox/tox.h>
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#include <sqlite3.h>
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#include "twc.h"
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#include "twc-list.h"
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#include "twc-profile.h"
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#include "twc-friend-request.h"
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#include "twc-sqlite.h"
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sqlite3 *twc_sqlite_db = NULL;
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struct t_twc_list *twc_sqlite_statements = NULL;
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#ifdef TWC_DEBUG
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#define TWC_SQLITE_DEBUG_RC(rc, expected_rc) \
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if (rc != expected_rc) \
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weechat_printf(NULL, \
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"%s%s: SQLite error in %s: error code %d", \
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weechat_prefix("error"), weechat_plugin->name, \
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__func__, rc);
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#else
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#define TWC_SQLITE_DEBUG_RC(rc, expected_rc) (void)rc;
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#endif // TWC_DEBUG
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/**
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* Create or reset an SQLite statement.
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*/
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#define TWC_SQLITE_STMT(statement, statement_str) \
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static sqlite3_stmt *statement = NULL; \
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if (!statement) \
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{ \
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int rc = sqlite3_prepare_v2(twc_sqlite_db, \
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statement_str, \
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strlen(statement_str) + 1, \
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&statement, \
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NULL); \
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TWC_SQLITE_DEBUG_RC(rc, SQLITE_OK); \
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if (rc != SQLITE_OK) \
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statement = NULL; \
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else \
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twc_list_item_new_data_add(twc_sqlite_statements, statement); \
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} \
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else \
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{ \
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sqlite3_reset(statement); \
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}
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/**
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* Return the full path to our SQLite database file. Must be freed.
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*/
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char *
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twc_sqlite_db_path()
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{
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const char *weechat_dir = weechat_info_get("weechat_dir", NULL);
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return weechat_string_replace("%h/tox/data.db", "%h", weechat_dir);
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}
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/**
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* Initialize profile table. Return 0 on success, -1 on error.
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*/
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int
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twc_sqlite_init_profiles()
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{
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TWC_SQLITE_STMT(statement,
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"CREATE TABLE IF NOT EXISTS profiles ("
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"id INTEGER PRIMARY KEY,"
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"tox_id BLOB UNIQUE NOT NULL"
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")");
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int rc = sqlite3_step(statement);
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if (rc != SQLITE_DONE)
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return -1;
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else
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return 0;
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}
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/**
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* Initialize friend request table. Return 0 on success, -1 on error.
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*/
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int
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twc_sqlite_init_friend_requests()
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{
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TWC_SQLITE_STMT(statement,
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"CREATE TABLE IF NOT EXISTS friend_requests ("
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"id INTEGER PRIMARY KEY,"
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"tox_id BLOB NOT NULL,"
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"message TEXT,"
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"profile_id INTEGER NOT NULL,"
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"FOREIGN KEY(profile_id) REFERENCES profiles(id) ON DELETE CASCADE,"
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"UNIQUE(tox_id, profile_id)"
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")");
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int rc = sqlite3_step(statement);
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TWC_SQLITE_DEBUG_RC(rc, SQLITE_DONE)
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if (rc != SQLITE_DONE)
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return -1;
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else
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return 0;
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}
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/**
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* Add a profile, if it does not exist.
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*/
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int
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twc_sqlite_add_profile(struct t_twc_profile *profile)
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{
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TWC_SQLITE_STMT(statement,
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"INSERT OR IGNORE INTO profiles (tox_id)"
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"VALUES (?)");
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uint8_t tox_id[TOX_FRIEND_ADDRESS_SIZE];
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tox_get_address(profile->tox, tox_id);
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sqlite3_bind_blob(statement, 1,
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tox_id, TOX_CLIENT_ID_SIZE,
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NULL);
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int rc = sqlite3_step(statement);
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TWC_SQLITE_DEBUG_RC(rc, SQLITE_DONE)
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if (rc != SQLITE_DONE)
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return -1;
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else
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return 0;
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}
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/**
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* Get the rowid of a profile. Returns true on success, false on error (e.g.
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* not found).
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*/
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bool
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twc_sqlite_profile_id(struct t_twc_profile *profile, int64_t *out)
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{
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if (!(profile->tox))
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return false;
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TWC_SQLITE_STMT(statement,
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"SELECT id FROM profiles WHERE tox_id == ?");
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uint8_t tox_id[TOX_FRIEND_ADDRESS_SIZE];
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tox_get_address(profile->tox, tox_id);
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sqlite3_bind_blob(statement, 1,
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tox_id, TOX_CLIENT_ID_SIZE,
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NULL);
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int rc = sqlite3_step(statement);
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TWC_SQLITE_DEBUG_RC(rc, SQLITE_ROW)
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if (rc != SQLITE_ROW)
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{
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return false;
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}
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else
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{
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*out = sqlite3_column_int(statement, 0);
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return true;
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}
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}
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/**
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* Delete a profile from persistent storage.
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*/
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int
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twc_sqlite_delete_profile(struct t_twc_profile *profile)
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{
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int64_t profile_id;
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if (!twc_sqlite_profile_id(profile, &profile_id))
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{
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weechat_printf(NULL, "missing profile!");
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return -1;
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}
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TWC_SQLITE_STMT(statement,
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"DELETE FROM profiles "
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"WHERE id == ?");
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sqlite3_bind_int(statement, 1,
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profile_id);
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int rc = sqlite3_step(statement);
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TWC_SQLITE_DEBUG_RC(rc, SQLITE_DONE)
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if (rc == SQLITE_DONE)
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return 0;
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else
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return -1;
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}
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/**
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* Add a friend request. Return ID on success, -1 on error.
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*/
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int
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twc_sqlite_add_friend_request(struct t_twc_profile *profile,
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struct t_twc_friend_request *friend_request)
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{
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int64_t profile_id;
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if (!twc_sqlite_profile_id(profile, &profile_id))
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{
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weechat_printf(NULL, "missing profile!");
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return -1;
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}
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TWC_SQLITE_STMT(statement,
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"INSERT OR REPLACE INTO friend_requests (tox_id, message, profile_id)"
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"VALUES (?, ?, ?)");
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sqlite3_bind_blob(statement, 1,
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friend_request->tox_id, TOX_CLIENT_ID_SIZE,
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NULL);
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sqlite3_bind_text(statement, 2,
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friend_request->message, strlen(friend_request->message) + 1,
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NULL);
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sqlite3_bind_int(statement, 3,
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profile_id);
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int rc = sqlite3_step(statement);
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TWC_SQLITE_DEBUG_RC(rc, SQLITE_DONE)
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if (rc != SQLITE_DONE)
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return -1;
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else
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return sqlite3_last_insert_rowid(twc_sqlite_db);
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}
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/**
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* Return the number of friend requests for a profile.
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*/
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int
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twc_sqlite_friend_request_count(struct t_twc_profile *profile)
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{
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int64_t profile_id;
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if (!twc_sqlite_profile_id(profile, &profile_id))
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{
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weechat_printf(NULL, "missing profile!");
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return -1;
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}
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TWC_SQLITE_STMT(statement,
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"SELECT COUNT(*) FROM friend_requests WHERE profile_id == ?");
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sqlite3_bind_int(statement, 1,
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profile_id);
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int rc = sqlite3_step(statement);
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TWC_SQLITE_DEBUG_RC(rc, SQLITE_ROW)
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if (rc != SQLITE_ROW)
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return 0;
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else
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return sqlite3_column_int(statement, 0);
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}
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/**
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* Convert a row from an SQLite statement to a friend request object.
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*/
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struct t_twc_friend_request *
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twc_sqlite_friend_request_row(sqlite3_stmt *statement,
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struct t_twc_profile *profile)
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{
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struct t_twc_friend_request *request = malloc(sizeof(struct t_twc_friend_request));
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request->request_id = sqlite3_column_int(statement, 0);
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memcpy(request->tox_id,
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sqlite3_column_blob(statement, 1),
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TOX_CLIENT_ID_SIZE);
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request->message = strdup((const char *)sqlite3_column_text(statement, 2));
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request->profile = profile;
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return request;
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}
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/**
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* Return a list of all friend requests for the given profile.
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*/
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struct t_twc_list *
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twc_sqlite_friend_requests(struct t_twc_profile *profile)
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{
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int64_t profile_id;
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if (!twc_sqlite_profile_id(profile, &profile_id))
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{
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weechat_printf(NULL, "missing profile!");
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return NULL;
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}
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TWC_SQLITE_STMT(statement,
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"SELECT id, tox_id, message "
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"FROM friend_requests "
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"WHERE profile_id == ?");
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sqlite3_bind_int(statement, 1,
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profile_id);
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struct t_twc_list *friend_requests = twc_list_new();
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int rc;
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while ((rc = sqlite3_step(statement)) == SQLITE_ROW)
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{
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struct t_twc_friend_request *request =
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twc_sqlite_friend_request_row(statement, profile);
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twc_list_item_new_data_add(friend_requests, request);
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}
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TWC_SQLITE_DEBUG_RC(rc, SQLITE_DONE)
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return friend_requests;
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}
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struct t_twc_friend_request *
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twc_sqlite_friend_request_with_id(struct t_twc_profile *profile, int64_t id)
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{
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int64_t profile_id;
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if (!twc_sqlite_profile_id(profile, &profile_id))
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{
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weechat_printf(NULL, "missing profile!");
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return NULL;
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}
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TWC_SQLITE_STMT(statement,
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"SELECT id, tox_id, message "
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"FROM friend_requests "
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"WHERE id == ? AND profile_id == ?");
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sqlite3_bind_int(statement, 1, id);
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sqlite3_bind_int(statement, 2, profile_id);
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struct t_twc_friend_request *request;
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int rc = sqlite3_step(statement);
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if (rc == SQLITE_ROW)
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{
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request = twc_sqlite_friend_request_row(statement, profile);
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return request;
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}
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else
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TWC_SQLITE_DEBUG_RC(rc, SQLITE_DONE)
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return NULL;
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}
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int
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twc_sqlite_delete_friend_request_with_id(struct t_twc_profile *profile,
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int64_t id)
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{
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int64_t profile_id;
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if (!twc_sqlite_profile_id(profile, &profile_id))
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{
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weechat_printf(NULL, "missing profile!");
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return -1;
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}
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TWC_SQLITE_STMT(statement,
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"DELETE FROM friend_requests "
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"WHERE id == ? AND profile_id == ?");
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sqlite3_bind_int(statement, 1,
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id);
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sqlite3_bind_int(statement, 2,
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profile_id);
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int rc = sqlite3_step(statement);
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TWC_SQLITE_DEBUG_RC(rc, SQLITE_DONE)
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if (rc == SQLITE_DONE)
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return 0;
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else
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return -1;
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}
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/**
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* Initialize connection to SQLite database and create tables if necessary.
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* Returns 0 on success, -1 on failure.
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*/
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int
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twc_sqlite_init()
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{
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char *path = twc_sqlite_db_path();
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int rc = sqlite3_open(path, &twc_sqlite_db);
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free(path);
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TWC_SQLITE_DEBUG_RC(rc, SQLITE_OK)
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if (rc != SQLITE_OK)
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{
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weechat_printf(NULL,
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"%s: could not open database: %s\n",
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weechat_plugin->name,
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sqlite3_errmsg(twc_sqlite_db));
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sqlite3_close(twc_sqlite_db);
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twc_sqlite_db = NULL;
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return -1;
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}
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// statement list (so we can finalize later)
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twc_sqlite_statements = twc_list_new();
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// initialize tables
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if (twc_sqlite_init_profiles() != 0 ||
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twc_sqlite_init_friend_requests() != 0)
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return -1;
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return 0;
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}
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/**
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* Close connection to SQLite database.
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*/
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void
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twc_sqlite_end()
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{
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size_t index;
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struct t_twc_list_item *item;
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twc_list_foreach(twc_sqlite_statements, index, item)
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sqlite3_finalize(item->data);
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int rc = sqlite3_close(twc_sqlite_db);
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TWC_SQLITE_DEBUG_RC(rc, SQLITE_OK)
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}
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@ -1,58 +0,0 @@
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/*
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* Copyright (c) 2015 Håvard Pettersson <mail@haavard.me>
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*
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* This file is part of Tox-WeeChat.
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*
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* Tox-WeeChat is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* Tox-WeeChat is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
|
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with Tox-WeeChat. If not, see <http://www.gnu.org/licenses/>.
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*/
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#ifndef TWC_SQLITE_H
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#define TWC_SQLITE_H
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#include <stdint.h>
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struct t_twc_profile;
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struct t_twc_friend_request;
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int
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twc_sqlite_init();
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int
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twc_sqlite_add_profile(struct t_twc_profile *profile);
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int
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twc_sqlite_delete_profile(struct t_twc_profile *profile);
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int
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twc_sqlite_add_friend_request(struct t_twc_profile *profile,
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struct t_twc_friend_request *friend_request);
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int
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twc_sqlite_friend_request_count(struct t_twc_profile *profile);
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struct t_twc_list *
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twc_sqlite_friend_requests(struct t_twc_profile *profile);
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struct t_twc_friend_request *
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twc_sqlite_friend_request_with_id(struct t_twc_profile *profile,
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int64_t id);
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int
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twc_sqlite_delete_friend_request_with_id(struct t_twc_profile *profile,
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int64_t id);
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void
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twc_sqlite_end();
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#endif // TWC_SQLITE_H
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