/* -*- Mode: C; tab-width: 8; indent-tabs-mode: t; c-basic-offset: 8 -*- * * Copyright (C) 2007 Tom Parker * * Licensed under the GNU General Public License Version 2 * * This program 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 2 of the License, or * (at your option) any later version. * * This program 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 this program; if not, write to the Free Software * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */ #include #include #include "pk-sqlite-pkg-cache.h" static sqlite3 *db = NULL; static PkBackend *backend; static gboolean(*is_installed) (const PkPackageId *) = NULL; void sqlite_set_installed_check(gboolean(*func) (const PkPackageId *)) { is_installed = func; } void sqlite_init_cache(PkBackend *backend, const char* dbname, const char *compare_fname, void (*build_db)(PkBackend *, sqlite3 *)) { int ret; struct stat st; time_t db_age; ret = sqlite3_open (dbname, &db); g_assert(ret == SQLITE_OK); g_assert(db!=NULL); ret = sqlite3_exec(db,"PRAGMA synchronous = OFF",NULL,NULL,NULL); g_assert(ret == SQLITE_OK); g_stat(dbname, &st); db_age = st.st_mtime; g_stat(compare_fname, &st); if (db_age>=st.st_mtime) { ret = sqlite3_exec(db, "select value from params where name = 'build_complete'", NULL, NULL, NULL); if (ret != SQLITE_ERROR) return; egg_debug("ages are %lu for db, and %lu for comparism",db_age,st.st_mtime); } ret = sqlite3_exec(db,"drop table packages",NULL,NULL,NULL); // wipe it! //g_assert(ret == SQLITE_OK); egg_debug("wiped db"); ret = sqlite3_exec(db,"create table packages (name text, version text, deps text, arch text, short_desc text, long_desc text, repo string, primary key(name,version,arch,repo))",NULL,NULL,NULL); g_assert(ret == SQLITE_OK); build_db(backend,db); sqlite3_exec(db,"create table params (name text primary key, value integer)", NULL, NULL, NULL); sqlite3_exec(db,"insert into params values ('build_complete',1)", NULL, NULL, NULL); } void sqlite_finish_cache(PkBackend *backend) { sqlite3_close(db); } // sqlite_search_packages_thread static gboolean sqlite_search_packages_thread (PkBackend *backend) { int res; gchar *sel; const gchar *search; pk_backend_set_status(backend, PK_STATUS_ENUM_QUERY); pk_backend_set_percentage (backend, PK_BACKEND_PERCENTAGE_INVALID); type = pk_backend_get_uint (backend, "type"); search = pk_backend_get_string (backend, "search"); egg_debug("finding %s", search); sqlite3_stmt *package = NULL; g_strdelimit(search," ",'%'); if (type == SEARCH_NAME) sel = g_strdup_printf("select name,version,arch,repo,short_desc from packages where name like '%%%s%%'",search); else if (type == SEARCH_DETAILS) sel = g_strdup_printf("select name,version,arch,repo,short_desc from packages where name like '%%%s%%' or short_desc like '%%%s%%' or long_desc like '%%%s%%'",search, search, search); else { pk_backend_error_code(backend, PK_ERROR_ENUM_INTERNAL_ERROR, "Unknown search task type"); goto end_search_packages; } egg_debug("statement is '%s'",sel); res = sqlite3_prepare_v2(db,sel, -1, &package, NULL); g_free(sel); if (res!=SQLITE_OK) egg_error("sqlite error during select prepare: %s", sqlite3_errmsg(db)); res = sqlite3_step(package); while (res == SQLITE_ROW) { PkPackageId *pid = pk_package_id_new_from_list((const gchar*)sqlite3_column_text(package,0), (const gchar*)sqlite3_column_text(package,1), (const gchar*)sqlite3_column_text(package,2), (const gchar*)sqlite3_column_text(package,3)); gchar *cpid = pk_package_id_to_string(pid); PkInfoEnum pie = PK_INFO_ENUM_UNKNOWN; if (is_installed != NULL) pie = is_installed(pid)?PK_INFO_ENUM_INSTALLED:PK_INFO_ENUM_AVAILABLE; pk_backend_package(backend, pie, cpid, (const gchar*)sqlite3_column_text(package,4)); g_free(cpid); pk_package_id_free(pid); if (res==SQLITE_ROW) res = sqlite3_step(package); } if (res!=SQLITE_DONE) { egg_debug("sqlite error during step (%d): %s", res, sqlite3_errmsg(db)); g_assert(0); } end_search_packages: pk_backend_finished (backend); return TRUE; } /** * sqlite_search_details: */ void sqlite_search_details (PkBackend *backend, const gchar *filter, const gchar *search) { pk_backend_set_uint (backend, "type", SEARCH_DETAILS); pk_backend_thread_create (backend, sqlite_search_packages_thread); } /** * sqlite_search_name: */ void sqlite_search_name (PkBackend *backend, const gchar *filter, const gchar *search) { pk_backend_set_uint (backend, "type", SEARCH_NAME); pk_backend_thread_create (backend, sqlite_search_packages_thread); } // sqlite_get_details_thread static gboolean sqlite_get_details_thread (PkBackend *backend) { PkPackageId *pi; const gchar *package_id; int res; package_id = pk_backend_get_string (backend, "package_id"); pi = pk_package_id_new_from_string(package_id); if (pi == NULL) { pk_backend_error_code(backend, PK_ERROR_ENUM_PACKAGE_ID_INVALID, "invalid package id"); pk_backend_finished(backend); return; } pk_backend_set_status(backend, PK_STATUS_ENUM_QUERY); pk_backend_set_percentage (backend, PK_BACKEND_PERCENTAGE_INVALID); egg_debug("finding %s", pi->name); sqlite3_stmt *package = NULL; gchar *sel = g_strdup_printf("select long_desc from packages where name = '%s' and version = '%s' and repo = '%s'",pi->name,pi->version,pi->data); egg_debug("statement is '%s'",sel); res = sqlite3_prepare_v2(db,sel, -1, &package, NULL); g_free(sel); if (res!=SQLITE_OK) egg_error("sqlite error during select prepare: %s", sqlite3_errmsg(db)); res = sqlite3_step(package); pk_backend_details(backend,pi->name, "unknown", PK_GROUP_ENUM_OTHER,(const gchar*)sqlite3_column_text(package,0),"",0); res = sqlite3_step(package); if (res==SQLITE_ROW) egg_error("multiple matches for that package!"); if (res!=SQLITE_DONE) { egg_debug("sqlite error during step (%d): %s", res, sqlite3_errmsg(db)); g_assert(0); } g_free(dt); return TRUE; } /** * sqlite_get_details: */ extern "C++" void sqlite_get_details (PkBackend *backend, const gchar *package_id) { pk_backend_thread_create (backend, sqlite_get_details_thread); return; }