From: Michael Wallner Date: Thu, 31 Jan 2013 16:56:13 +0000 (+0100) Subject: pq\Result::map(), XTN savepoints & snapshots X-Git-Tag: v0.1.0~29 X-Git-Url: https://git.m6w6.name/?p=m6w6%2Fext-pq;a=commitdiff_plain;h=b088cd2411ed95480864d0183c98788085ac3909 pq\Result::map(), XTN savepoints & snapshots --- diff --git a/TODO b/TODO index 055eb60..5cf7547 100644 --- a/TODO +++ b/TODO @@ -1,9 +1,7 @@ * parse arrays out of PQgetvalue * listenAsync & notifyAsync -* COPY -* transaction savepoints -* transaction snapshots - +* COPY: getAsync & putAsync +* pq\Exception * pq\Event\Result\Destroy, * pq\Event\Connection\Destroy @@ -13,5 +11,3 @@ * pq\Result->__clone through PQcopyResult? * LOB stream wrapper * LOB convenience import/export over php streams - -* check PQresult listeners for PGresults immediately cleared after PQexec... diff --git a/src/php_pq.c b/src/php_pq.c index 4f0483d..86eff74 100644 --- a/src/php_pq.c +++ b/src/php_pq.c @@ -187,6 +187,7 @@ typedef enum php_pqtxn_isolation { typedef struct php_pqtxn { php_pqconn_object_t *conn; php_pqtxn_isolation_t isolation; + unsigned savepoint; unsigned readonly:1; unsigned deferrable:1; } php_pqtxn_t; @@ -335,16 +336,24 @@ static STATUS php_pqres_iterator_valid(zend_object_iterator *i TSRMLS_DC) return SUCCESS; } -static zval *php_pqres_row_to_zval(PGresult *res, unsigned row, php_pqres_fetch_t fetch_type TSRMLS_DC) +static zval *php_pqres_row_to_zval(PGresult *res, unsigned row, php_pqres_fetch_t fetch_type, zval **data_ptr TSRMLS_DC) { - zval *data; + zval *data = NULL; int c, cols; - MAKE_STD_ZVAL(data); - if (PHP_PQRES_FETCH_OBJECT == fetch_type) { - object_init(data); - } else { - array_init(data); + if (data_ptr) { + data = *data_ptr; + } + if (!data) { + MAKE_STD_ZVAL(data); + if (PHP_PQRES_FETCH_OBJECT == fetch_type) { + object_init(data); + } else { + array_init(data); + } + if (data_ptr) { + *data_ptr = data; + } } for (c = 0, cols = PQnfields(res); c < cols; ++c) { @@ -393,7 +402,7 @@ static void php_pqres_iterator_current(zend_object_iterator *i, zval ***data_ptr if (iter->current_val) { zval_ptr_dtor(&iter->current_val); } - iter->current_val = php_pqres_row_to_zval(obj->intern->res, iter->index, iter->fetch_type TSRMLS_CC); + iter->current_val = php_pqres_row_to_zval(obj->intern->res, iter->index, iter->fetch_type, NULL TSRMLS_CC); *data_ptr = &iter->current_val; } @@ -436,6 +445,18 @@ static zend_object_iterator_funcs php_pqres_iterator_funcs = { NULL }; +static int php_pqres_count_elements(zval *object, long *count TSRMLS_DC) +{ + php_pqres_object_t *obj = zend_object_store_get_object(object TSRMLS_CC); + + if (obj->intern) { + *count = (long) PQntuples(obj->intern->res); + return SUCCESS; + } else { + return FAILURE; + } +} + static STATUS php_pqres_success(PGresult *res TSRMLS_DC) { switch (PQresultStatus(res)) { @@ -2718,7 +2739,7 @@ static PHP_METHOD(pqtypes, refresh) { int r, rows; for (r = 0, rows = PQntuples(res); r < rows; ++r) { - zval *row = php_pqres_row_to_zval(res, r, PHP_PQRES_FETCH_OBJECT TSRMLS_CC); + zval *row = php_pqres_row_to_zval(res, r, PHP_PQRES_FETCH_OBJECT, NULL TSRMLS_CC); long oid = atol(PQgetvalue(res, r, 0 )); char *name = PQgetvalue(res, r, 1); @@ -2776,18 +2797,23 @@ ZEND_END_ARG_INFO(); static PHP_METHOD(pqres, fetchRow) { zend_error_handling zeh; php_pqres_object_t *obj = zend_object_store_get_object(getThis() TSRMLS_CC); - long fetch_type = obj->intern->iter ? obj->intern->iter->fetch_type : PHP_PQRES_FETCH_ARRAY; + long fetch_type = -1; zend_replace_error_handling(EH_THROW, NULL, &zeh TSRMLS_CC); if (SUCCESS == zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "|l", &fetch_type)) { - zval **row = NULL; + if (obj->intern) { + zval **row = NULL; - php_pqres_iteration(getThis(), obj, fetch_type, &row TSRMLS_CC); + if (fetch_type == -1) { + fetch_type = obj->intern->iter ? obj->intern->iter->fetch_type : PHP_PQRES_FETCH_ARRAY; + } + php_pqres_iteration(getThis(), obj, fetch_type, &row TSRMLS_CC); - if (row) { - RETVAL_ZVAL(*row, 1, 0); + if (row) { + RETVAL_ZVAL(*row, 1, 0); + } } else { - RETVAL_FALSE; + php_error_docref(NULL TSRMLS_CC, E_WARNING, "pq\\Result not initialized"); } } zend_restore_error_handling(&zeh TSRMLS_CC); @@ -2821,29 +2847,234 @@ static PHP_METHOD(pqres, fetchCol) { zend_replace_error_handling(EH_THROW, NULL, &zeh TSRMLS_CC); if (SUCCESS == zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "|l", &fetch_col)) { php_pqres_object_t *obj = zend_object_store_get_object(getThis() TSRMLS_CC); - zval **row = NULL; - php_pqres_iteration(getThis(), obj, obj->intern->iter ? obj->intern->iter->fetch_type : 0, &row TSRMLS_CC); + if (obj->intern) { + zval **row = NULL; + + php_pqres_iteration(getThis(), obj, obj->intern->iter ? obj->intern->iter->fetch_type : 0, &row TSRMLS_CC); + + if (row) { + zval **col = column_at(*row, fetch_col TSRMLS_CC); + + if (col) { + RETVAL_ZVAL(*col, 1, 0); + } + } + } else { + php_error_docref(NULL TSRMLS_CC, E_WARNING, "pq\\Result not initialized"); + } + } + zend_restore_error_handling(&zeh TSRMLS_CC); +} + +typedef struct php_pqres_col { + char *name; + int num; +} php_pqres_col_t; + +static int apply_to_col(void *p TSRMLS_DC, int argc, va_list argv, zend_hash_key *key) +{ + zval **c = p; + php_pqres_object_t *obj = va_arg(argv, php_pqres_object_t *); + php_pqres_col_t *col, **cols = va_arg(argv, php_pqres_col_t **); + STATUS *rv = va_arg(argv, STATUS *); + long index = -1; + char *name = NULL; + + switch (Z_TYPE_PP(c)) { + default: + convert_to_string(*c); + /* no break */ + case IS_STRING: + if (!is_numeric_string(Z_STRVAL_PP(c), Z_STRLEN_PP(c), &index, NULL, 0)) { + name = Z_STRVAL_PP(c); + } + break; + case IS_LONG: + index = Z_LVAL_PP(c); + break; + } + + col = *cols; + if (name) { + col->name = name; + col->num = PQfnumber(obj->intern->res, name); + } else { + col->name = PQfname(obj->intern->res, index); + col->num = index; + } + + if (!col->name) { + php_error_docref(NULL TSRMLS_CC, E_WARNING, "Failed to find column at index %ld", index); + *rv = FAILURE; + return ZEND_HASH_APPLY_STOP; + } + if (col->num == -1) { + php_error_docref(NULL TSRMLS_CC, E_WARNING, "Failed to find column with name '%s'", name); + *rv = FAILURE; + return ZEND_HASH_APPLY_STOP; + } + + ++*cols; + return ZEND_HASH_APPLY_KEEP; +} + +static php_pqres_col_t *php_pqres_convert_to_cols(php_pqres_object_t *obj, HashTable *ht TSRMLS_DC) +{ + php_pqres_col_t *tmp, *cols = ecalloc(zend_hash_num_elements(ht), sizeof(*cols)); + STATUS rv = SUCCESS; + + tmp = cols; + zend_hash_apply_with_arguments(ht TSRMLS_CC, apply_to_col, 2, obj, &tmp, &rv); + + if (SUCCESS == rv) { + return cols; + } else { + efree(cols); + return NULL; + } +} + +ZEND_BEGIN_ARG_INFO_EX(ai_pqres_map, 0, 0, 0) + ZEND_ARG_INFO(0, keys) + ZEND_ARG_INFO(0, vals) + ZEND_ARG_INFO(0, fetch_type) +ZEND_END_ARG_INFO(); +static PHP_METHOD(pqres, map) { + zend_error_handling zeh; + zval *zkeys = 0, *zvals = 0; + long fetch_type = -1; + + + zend_replace_error_handling(EH_THROW, NULL, &zeh TSRMLS_CC); + if (SUCCESS == zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "|z/!z/!l", &zkeys, &zvals, &fetch_type)) { + php_pqres_object_t *obj = zend_object_store_get_object(getThis() TSRMLS_CC); + + if (obj->intern) { + int ks = 0, vs = 0; + php_pqres_col_t def = {PQfname(obj->intern->res, 0), 0}, *keys = NULL, *vals = NULL; - if (row) { - zval **col = column_at(*row, fetch_col TSRMLS_CC); + if (zkeys) { + convert_to_array(zkeys); - if (col) { - RETVAL_ZVAL(*col, 1, 0); + if ((ks = zend_hash_num_elements(Z_ARRVAL_P(zkeys)))) { + keys = php_pqres_convert_to_cols(obj, Z_ARRVAL_P(zkeys) TSRMLS_CC); + } else { + ks = 1; + keys = &def; + } } else { - RETVAL_FALSE; + ks = 1; + keys = &def; + } + if (zvals) { + convert_to_array(zvals); + + if ((vs = zend_hash_num_elements(Z_ARRVAL_P(zvals)))) { + vals = php_pqres_convert_to_cols(obj, Z_ARRVAL_P(zvals) TSRMLS_CC); + } + } + + if (fetch_type == -1) { + fetch_type = obj->intern->iter ? obj->intern->iter->fetch_type : PHP_PQRES_FETCH_ARRAY; + } + + if (keys) { + int rows, r; + zval **cur; + + switch (fetch_type) { + case PHP_PQRES_FETCH_ARRAY: + case PHP_PQRES_FETCH_ASSOC: + array_init(return_value); + break; + case PHP_PQRES_FETCH_OBJECT: + object_init(return_value); + break; + } + for (r = 0, rows = PQntuples(obj->intern->res); r < rows; ++r) { + int k, v; + + cur = &return_value; + for (k = 0; k < ks; ++k) { + char *key = PQgetvalue(obj->intern->res, r, keys[k].num); + int len = PQgetlength(obj->intern->res, r, keys[k].num); + + if (SUCCESS != zend_symtable_find(HASH_OF(*cur), key, len + 1, (void *) &cur)) { + zval *tmp; + + MAKE_STD_ZVAL(tmp); + switch (fetch_type) { + case PHP_PQRES_FETCH_ARRAY: + case PHP_PQRES_FETCH_ASSOC: + array_init(tmp); + break; + case PHP_PQRES_FETCH_OBJECT: + object_init(tmp); + break; + } + if (SUCCESS != zend_symtable_update(HASH_OF(*cur), key, len + 1, (void *) &tmp, sizeof(zval *), (void *) &cur)) { + php_error_docref(NULL TSRMLS_CC, E_WARNING, "Failed to create map"); + goto err; + } + } + } + if (vals && vs) { + for (v = 0; v < vs; ++v) { + char *val = PQgetvalue(obj->intern->res, r, vals[v].num); + int len = PQgetlength(obj->intern->res, r, vals[v].num); + + switch (fetch_type) { + case PHP_PQRES_FETCH_ARRAY: + add_index_stringl(*cur, vals[v].num, val, len, 1); + break; + case PHP_PQRES_FETCH_ASSOC: + add_assoc_stringl(*cur, vals[v].name, val, len, 1); + break; + case PHP_PQRES_FETCH_OBJECT: + add_property_stringl(*cur, vals[v].name, val, len, 1); + break; + } + } + } else { + php_pqres_row_to_zval(obj->intern->res, r, fetch_type, cur TSRMLS_CC); + } + } + } + + err: + if (keys && keys != &def) { + efree(keys); + } + if (vals) { + efree(vals); } } else { - RETVAL_FALSE; + php_error_docref(NULL TSRMLS_CC, E_WARNING, "pq\\Result not initialized"); } } zend_restore_error_handling(&zeh TSRMLS_CC); +} +ZEND_BEGIN_ARG_INFO_EX(ai_pqres_count, 0, 0, 0) +ZEND_END_ARG_INFO(); +static PHP_METHOD(pqres, count) { + if (SUCCESS == zend_parse_parameters_none()) { + long count; + + if (SUCCESS == php_pqres_count_elements(getThis(), &count TSRMLS_CC)) { + RETVAL_LONG(count); + } else { + php_error_docref(NULL TSRMLS_CC, E_WARNING, "pq\\Result not initialized"); + } + } } static zend_function_entry php_pqres_methods[] = { PHP_ME(pqres, fetchRow, ai_pqres_fetch_row, ZEND_ACC_PUBLIC) PHP_ME(pqres, fetchCol, ai_pqres_fetch_col, ZEND_ACC_PUBLIC) + PHP_ME(pqres, count, ai_pqres_count, ZEND_ACC_PUBLIC) + PHP_ME(pqres, map, ai_pqres_map, ZEND_ACC_PUBLIC) {0} }; @@ -3098,6 +3329,62 @@ static PHP_METHOD(pqtxn, __construct) { zend_restore_error_handling(&zeh TSRMLS_CC); } +ZEND_BEGIN_ARG_INFO_EX(ai_pqtxn_savepoint, 0, 0, 0) +ZEND_END_ARG_INFO(); +static PHP_METHOD(pqtxn, savepoint) { + zend_error_handling zeh; + + zend_replace_error_handling(EH_THROW, NULL, &zeh TSRMLS_CC); + if (SUCCESS == zend_parse_parameters_none()) { + php_pqtxn_object_t *obj = zend_object_store_get_object(getThis() TSRMLS_CC); + + if (obj->intern) { + char *cmd; + PGresult *res; + + spprintf(&cmd, 0, "SAVEPOINT \"%u\"", ++obj->intern->savepoint); + res = PQexec(obj->intern->conn->intern->conn, cmd); + + if (res) { + php_pqres_success(res TSRMLS_CC); + PHP_PQclear(res); + } else { + php_error_docref(NULL TSRMLS_CC, E_WARNING, "Failed to create %s (%s)", cmd, PHP_PQerrorMessage(obj->intern->conn->intern->conn)); + } + + efree(cmd); + } else { + php_error_docref(NULL TSRMLS_CC, E_WARNING, "pq\\Transaction not initialized"); + } + } + zend_restore_error_handling(&zeh TSRMLS_CC); +} + +ZEND_BEGIN_ARG_INFO_EX(ai_pqtxn_savepoint_async, 0, 0, 0) +ZEND_END_ARG_INFO(); +static PHP_METHOD(pqtxn, savepointAsync) { + zend_error_handling zeh; + + zend_replace_error_handling(EH_THROW, NULL, &zeh TSRMLS_CC); + if (SUCCESS == zend_parse_parameters_none()) { + php_pqtxn_object_t *obj = zend_object_store_get_object(getThis() TSRMLS_CC); + + if (obj->intern) { + char *cmd; + + spprintf(&cmd, 0, "SAVEPOINT \"%u\"", ++obj->intern->savepoint); + if (!PQsendQuery(obj->intern->conn->intern->conn, cmd)) { + php_error_docref(NULL TSRMLS_CC, E_WARNING, "Failed to create %s (%s)", cmd, PHP_PQerrorMessage(obj->intern->conn->intern->conn)); + } + + efree(cmd); + } else { + php_error_docref(NULL TSRMLS_CC, E_WARNING, "pq\\Transaction not initialized"); + } + } + zend_restore_error_handling(&zeh TSRMLS_CC); +} + ZEND_BEGIN_ARG_INFO_EX(ai_pqtxn_commit, 0, 0, 0) ZEND_END_ARG_INFO(); static PHP_METHOD(pqtxn, commit) { @@ -3108,18 +3395,31 @@ static PHP_METHOD(pqtxn, commit) { php_pqtxn_object_t *obj = zend_object_store_get_object(getThis() TSRMLS_CC); if (obj->intern) { + PGresult *res; - if (obj->intern->conn->intern) { - PGresult *res = PQexec(obj->intern->conn->intern->conn, "COMMIT"); + if (obj->intern->savepoint) { + char *cmd; + + spprintf(&cmd, 0, "RELEASE SAVEPOINT \"%u\"", obj->intern->savepoint--); + res = PQexec(obj->intern->conn->intern->conn, cmd); if (res) { php_pqres_success(res TSRMLS_CC); PHP_PQclear(res); } else { - php_error_docref(NULL TSRMLS_CC, E_WARNING, "Could not commit transaction (%s)", PHP_PQerrorMessage(obj->intern->conn->intern->conn)); + php_error_docref(NULL TSRMLS_CC, E_WARNING, "Failed to %s (%s)", cmd, PHP_PQerrorMessage(obj->intern->conn->intern->conn)); } + + efree(cmd); } else { - php_error_docref(NULL TSRMLS_CC, E_WARNING, "pq\\Connection not intialized"); + res = PQexec(obj->intern->conn->intern->conn, "COMMIT"); + + if (res) { + php_pqres_success(res TSRMLS_CC); + PHP_PQclear(res); + } else { + php_error_docref(NULL TSRMLS_CC, E_WARNING, "Failed to commit transaction (%s)", PHP_PQerrorMessage(obj->intern->conn->intern->conn)); + } } } else { php_error_docref(NULL TSRMLS_CC, E_WARNING, "pq\\Transaction not initialized"); @@ -3138,14 +3438,21 @@ static PHP_METHOD(pqtxn, commitAsync) { php_pqtxn_object_t *obj = zend_object_store_get_object(getThis() TSRMLS_CC); if (obj->intern) { - if (obj->intern->conn->intern) { - obj->intern->conn->intern->poller = PQconsumeInput; + obj->intern->conn->intern->poller = PQconsumeInput; - if (!PQsendQuery(obj->intern->conn->intern->conn, "COMMIT")) { - php_error_docref(NULL TSRMLS_CC, E_WARNING, "Could not commit transaction (%s)", PHP_PQerrorMessage(obj->intern->conn->intern->conn)); + if (obj->intern->savepoint) { + char *cmd; + + spprintf(&cmd, 0, "RELEASE SAVEPOINT \"%u\"", obj->intern->savepoint--); + if (!PQsendQuery(obj->intern->conn->intern->conn, cmd)) { + php_error_docref(NULL TSRMLS_CC, E_WARNING, "Failed to %s (%s)", cmd, PHP_PQerrorMessage(obj->intern->conn->intern->conn)); } + + efree(cmd); } else { - php_error_docref(NULL TSRMLS_CC, E_WARNING, "pq\\Connection not intialized"); + if (!PQsendQuery(obj->intern->conn->intern->conn, "COMMIT")) { + php_error_docref(NULL TSRMLS_CC, E_WARNING, "Failed to commit transaction (%s)", PHP_PQerrorMessage(obj->intern->conn->intern->conn)); + } } } else { php_error_docref(NULL TSRMLS_CC, E_WARNING, "pq\\Transaction not initialized"); @@ -3164,17 +3471,31 @@ static PHP_METHOD(pqtxn, rollback) { php_pqtxn_object_t *obj = zend_object_store_get_object(getThis() TSRMLS_CC); if (obj->intern) { - if (obj->intern->conn->intern) { - PGresult *res = PQexec(obj->intern->conn->intern->conn, "ROLLBACK"); + PGresult *res; + + if (obj->intern->savepoint) { + char *cmd; + + spprintf(&cmd, 0, "ROLLBACK TO SAVEPOINT \"%u\"", obj->intern->savepoint--); + res = PQexec(obj->intern->conn->intern->conn, cmd); if (res) { php_pqres_success(res TSRMLS_CC); PHP_PQclear(res); } else { - php_error_docref(NULL TSRMLS_CC, E_WARNING, "Could not rollback transaction (%s)", PHP_PQerrorMessage(obj->intern->conn->intern->conn)); + php_error_docref(NULL TSRMLS_CC, E_WARNING, "Failed to %s (%s)", cmd, PHP_PQerrorMessage(obj->intern->conn->intern->conn)); } + + efree(cmd); } else { - php_error_docref(NULL TSRMLS_CC, E_WARNING, "pq\\Connection not intialized"); + res = PQexec(obj->intern->conn->intern->conn, "ROLLBACK"); + + if (res) { + php_pqres_success(res TSRMLS_CC); + PHP_PQclear(res); + } else { + php_error_docref(NULL TSRMLS_CC, E_WARNING, "Failed to rollback transaction (%s)", PHP_PQerrorMessage(obj->intern->conn->intern->conn)); + } } } else { php_error_docref(NULL TSRMLS_CC, E_WARNING, "pq\\Transaction not initialized"); @@ -3193,13 +3514,145 @@ static PHP_METHOD(pqtxn, rollbackAsync) { php_pqtxn_object_t *obj = zend_object_store_get_object(getThis() TSRMLS_CC); if (obj->intern) { - if (obj->intern->conn->intern) { - obj->intern->conn->intern->poller = PQconsumeInput; - if (!PQsendQuery(obj->intern->conn->intern->conn, "REOLLBACK")) { + obj->intern->conn->intern->poller = PQconsumeInput; + + if (obj->intern->savepoint) { + char *cmd; + + spprintf(&cmd, 0, "ROLLBACK TO SAVEPOINT \"%u\"", obj->intern->savepoint--); + if (!PQsendQuery(obj->intern->conn->intern->conn, cmd)) { + php_error_docref(NULL TSRMLS_CC, E_WARNING, "Failed to %s (%s)", cmd, PHP_PQerrorMessage(obj->intern->conn->intern->conn)); + } + + efree(cmd); + } else { + if (!PQsendQuery(obj->intern->conn->intern->conn, "ROLLBACK")) { php_error_docref(NULL TSRMLS_CC, E_WARNING, "Could not rollback transaction (%s)", PHP_PQerrorMessage(obj->intern->conn->intern->conn)); } + } + } else { + php_error_docref(NULL TSRMLS_CC, E_WARNING, "pq\\Transaction not initialized"); + } + } + zend_restore_error_handling(&zeh TSRMLS_CC); +} + +ZEND_BEGIN_ARG_INFO_EX(ai_pqtxn_export_snapshot, 0, 0, 0) +ZEND_END_ARG_INFO(); +static PHP_METHOD(pqtxn, exportSnapshot) { + zend_error_handling zeh; + + zend_replace_error_handling(EH_THROW, NULL, &zeh TSRMLS_CC); + if (SUCCESS == zend_parse_parameters_none()) { + php_pqtxn_object_t *obj = zend_object_store_get_object(getThis() TSRMLS_CC); + + if (obj->intern) { + PGresult *res = PQexec(obj->intern->conn->intern->conn, "SELECT pg_export_snapshot()"); + + if (res) { + if (SUCCESS == php_pqres_success(res TSRMLS_CC)) { + RETVAL_STRING(PQgetvalue(res, 0, 0), 1); + } + + PHP_PQclear(res); + } else { + php_error_docref(NULL TSRMLS_CC, E_WARNING, "Failed to export transaction snapshot (%s)", PHP_PQerrorMessage(obj->intern->conn->intern->conn)); + } + } else { + php_error_docref(NULL TSRMLS_CC, E_WARNING, "pq\\Transaction not initialized"); + } + } + zend_restore_error_handling(&zeh TSRMLS_CC); +} + +ZEND_BEGIN_ARG_INFO_EX(ai_pqtxn_export_snapshot_async, 0, 0, 0) +ZEND_END_ARG_INFO(); +static PHP_METHOD(pqtxn, exportSnapshotAsync) { + zend_error_handling zeh; + + zend_replace_error_handling(EH_THROW, NULL, &zeh TSRMLS_CC); + if (SUCCESS == zend_parse_parameters_none()) { + php_pqtxn_object_t *obj = zend_object_store_get_object(getThis() TSRMLS_CC); + + if (obj->intern) { + obj->intern->conn->intern->poller = PQconsumeInput; + + if (!PQsendQuery(obj->intern->conn->intern->conn, "SELECT pg_export_snapshot()")) { + php_error_docref(NULL TSRMLS_CC, E_WARNING, "Failed to export transaction snapshot (%s)", PHP_PQerrorMessage(obj->intern->conn->intern->conn)); + } + } else { + php_error_docref(NULL TSRMLS_CC, E_WARNING, "pq\\Transaction not initialized"); + } + } + zend_restore_error_handling(&zeh TSRMLS_CC); +} + +ZEND_BEGIN_ARG_INFO_EX(ai_pqtxn_import_snapshot, 0, 0, 1) + ZEND_ARG_INFO(0, snapshot_id) +ZEND_END_ARG_INFO(); +static PHP_METHOD(pqtxn, importSnapshot) { + zend_error_handling zeh; + char *snapshot_str; + int snapshot_len; + + zend_replace_error_handling(EH_THROW, NULL, &zeh TSRMLS_CC); + if (SUCCESS == zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "s", &snapshot_str, &snapshot_len)) { + php_pqtxn_object_t *obj = zend_object_store_get_object(getThis() TSRMLS_CC); + + if (obj->intern) { + if (obj->intern->isolation >= PHP_PQTXN_REPEATABLE_READ) { + char *cmd, *sid = PQescapeLiteral(obj->intern->conn->intern->conn, snapshot_str, snapshot_len); + PGresult *res; + + spprintf(&cmd, 0, "SET TRANSACTION SNAPSHOT %s", sid); + res = PQexec(obj->intern->conn->intern->conn, cmd); + + if (res) { + php_pqres_success(res TSRMLS_CC); + PHP_PQclear(res); + } else { + php_error_docref(NULL TSRMLS_CC, E_WARNING, "Failed to %s (%s)", cmd, PHP_PQerrorMessage(obj->intern->conn->intern->conn)); + } + } else { + php_error_docref(NULL TSRMLS_CC, E_WARNING, "A transaction must have at least isolation level REPEATABLE READ to be able to import a snapshot"); + } + } else { + php_error_docref(NULL TSRMLS_CC, E_WARNING, "pq\\Transaction not initialized"); + } + } + zend_restore_error_handling(&zeh TSRMLS_CC); +} + +ZEND_BEGIN_ARG_INFO_EX(ai_pqtxn_import_snapshot_async, 0, 0, 1) + ZEND_ARG_INFO(0, snapshot_id) +ZEND_END_ARG_INFO(); +static PHP_METHOD(pqtxn, importSnapshotAsync) { + zend_error_handling zeh; + char *snapshot_str; + int snapshot_len; + + zend_replace_error_handling(EH_THROW, NULL, &zeh TSRMLS_CC); + if (SUCCESS == zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "s", &snapshot_str, &snapshot_len)) { + php_pqtxn_object_t *obj = zend_object_store_get_object(getThis() TSRMLS_CC); + + if (obj->intern) { + if (obj->intern->isolation >= PHP_PQTXN_REPEATABLE_READ) { + char *sid = PQescapeLiteral(obj->intern->conn->intern->conn, snapshot_str, snapshot_len); + + if (sid) { + char *cmd; + obj->intern->conn->intern->poller = PQconsumeInput; + + spprintf(&cmd, 0, "SET TRANSACTION SNAPSHOT %s", sid); + if (!PQsendQuery(obj->intern->conn->intern->conn, cmd)) { + php_error_docref(NULL TSRMLS_CC, E_WARNING, "Failed to %s (%s)", cmd, PHP_PQerrorMessage(obj->intern->conn->intern->conn)); + } + efree(cmd); + } else { + php_error_docref(NULL TSRMLS_CC, E_WARNING, "Failed to quote snapshot identifier (%s)", PHP_PQerrorMessage(obj->intern->conn->intern->conn)); + } } else { - php_error_docref(NULL TSRMLS_CC, E_WARNING, "pq\\Connection not intialized"); + php_error_docref(NULL TSRMLS_CC, E_WARNING, "A transaction must have at least isolation level REPEATABLE READ to be able to import a snapshot"); } } else { php_error_docref(NULL TSRMLS_CC, E_WARNING, "pq\\Transaction not initialized"); @@ -3326,6 +3779,12 @@ static zend_function_entry php_pqtxn_methods[] = { PHP_ME(pqtxn, rollback, ai_pqtxn_rollback, ZEND_ACC_PUBLIC) PHP_ME(pqtxn, commitAsync, ai_pqtxn_commit_async, ZEND_ACC_PUBLIC) PHP_ME(pqtxn, rollbackAsync, ai_pqtxn_rollback_async, ZEND_ACC_PUBLIC) + PHP_ME(pqtxn, savepoint, ai_pqtxn_savepoint, ZEND_ACC_PUBLIC) + PHP_ME(pqtxn, savepointAsync, ai_pqtxn_savepoint_async, ZEND_ACC_PUBLIC) + PHP_ME(pqtxn, exportSnapshot, ai_pqtxn_export_snapshot, ZEND_ACC_PUBLIC) + PHP_ME(pqtxn, exportSnapshotAsync, ai_pqtxn_export_snapshot_async, ZEND_ACC_PUBLIC) + PHP_ME(pqtxn, importSnapshot, ai_pqtxn_import_snapshot, ZEND_ACC_PUBLIC) + PHP_ME(pqtxn, importSnapshotAsync, ai_pqtxn_import_snapshot_async, ZEND_ACC_PUBLIC) PHP_ME(pqtxn, openLOB, ai_pqtxn_open_lob, ZEND_ACC_PUBLIC) PHP_ME(pqtxn, createLOB, ai_pqtxn_create_lob, ZEND_ACC_PUBLIC) PHP_ME(pqtxn, unlinkLOB, ai_pqtxn_unlink_lob, ZEND_ACC_PUBLIC) @@ -3992,7 +4451,7 @@ static PHP_MINIT_FUNCTION(pq) php_pqres_class_entry->create_object = php_pqres_create_object; php_pqres_class_entry->iterator_funcs.funcs = &php_pqres_iterator_funcs; php_pqres_class_entry->get_iterator = php_pqres_iterator_init; - zend_class_implements(php_pqres_class_entry TSRMLS_CC, 1, zend_ce_traversable); + zend_class_implements(php_pqres_class_entry TSRMLS_CC, 2, zend_ce_traversable, spl_ce_Countable); memcpy(&php_pqres_object_handlers, zend_get_std_object_handlers(), sizeof(zend_object_handlers)); php_pqres_object_handlers.read_property = php_pq_object_read_prop; @@ -4000,6 +4459,7 @@ static PHP_MINIT_FUNCTION(pq) php_pqres_object_handlers.clone_obj = NULL; php_pqres_object_handlers.get_property_ptr_ptr = NULL; php_pqres_object_handlers.get_debug_info = php_pq_object_debug_info; + php_pqres_object_handlers.count_elements = php_pqres_count_elements; zend_hash_init(&php_pqres_object_prophandlers, 6, NULL, NULL, 1); diff --git a/tests/map001.phpt b/tests/map001.phpt new file mode 100644 index 0000000..b97a97e --- /dev/null +++ b/tests/map001.phpt @@ -0,0 +1,184 @@ +--TEST-- +map result +--SKIPIF-- + +--FILE-- +exec("select (ARRAY['one','two','three','four','five','six','seven','eight','nine','ten'])[a] num, ". + "round(log(a)::numeric,3) log, round(exp(a)::numeric,3) exp from generate_series(1,10) a"); +$r->fetchType = pq\Result::FETCH_OBJECT; + +var_dump($r->map()); +var_dump($r->map() == $r->map(0)); +var_dump($r->map() == $r->map(0, array(0,1,2))); + +$r = $c->exec("select * from generate_series(0,1) a, generate_series(0,1) b, generate_series(0,1) c, generate_series(0,1) d ". + "order by a,b,c,d"); +$r->fetchType = pq\Result::FETCH_ARRAY; +var_dump($r->map(array(0,"b",2), "d")); + +?> +DONE +--EXPECTF-- +Test +object(stdClass)#%d (10) { + ["one"]=> + object(stdClass)#%d (3) { + ["num"]=> + string(3) "one" + ["log"]=> + string(5) "0.000" + ["exp"]=> + string(5) "2.718" + } + ["two"]=> + object(stdClass)#%d (3) { + ["num"]=> + string(3) "two" + ["log"]=> + string(5) "0.301" + ["exp"]=> + string(5) "7.389" + } + ["three"]=> + object(stdClass)#%d (3) { + ["num"]=> + string(5) "three" + ["log"]=> + string(5) "0.477" + ["exp"]=> + string(6) "20.086" + } + ["four"]=> + object(stdClass)#%d (3) { + ["num"]=> + string(4) "four" + ["log"]=> + string(5) "0.602" + ["exp"]=> + string(6) "54.598" + } + ["five"]=> + object(stdClass)#%d (3) { + ["num"]=> + string(4) "five" + ["log"]=> + string(5) "0.699" + ["exp"]=> + string(7) "148.413" + } + ["six"]=> + object(stdClass)#%d (3) { + ["num"]=> + string(3) "six" + ["log"]=> + string(5) "0.778" + ["exp"]=> + string(7) "403.429" + } + ["seven"]=> + object(stdClass)#%d (3) { + ["num"]=> + string(5) "seven" + ["log"]=> + string(5) "0.845" + ["exp"]=> + string(8) "1096.633" + } + ["eight"]=> + object(stdClass)#%d (3) { + ["num"]=> + string(5) "eight" + ["log"]=> + string(5) "0.903" + ["exp"]=> + string(8) "2980.958" + } + ["nine"]=> + object(stdClass)#%d (3) { + ["num"]=> + string(4) "nine" + ["log"]=> + string(5) "0.954" + ["exp"]=> + string(8) "8103.084" + } + ["ten"]=> + object(stdClass)#%d (3) { + ["num"]=> + string(3) "ten" + ["log"]=> + string(5) "1.000" + ["exp"]=> + string(9) "22026.466" + } +} +bool(true) +bool(true) +array(2) { + [0]=> + array(2) { + [0]=> + array(2) { + [0]=> + array(1) { + [3]=> + string(1) "1" + } + [1]=> + array(1) { + [3]=> + string(1) "1" + } + } + [1]=> + array(2) { + [0]=> + array(1) { + [3]=> + string(1) "1" + } + [1]=> + array(1) { + [3]=> + string(1) "1" + } + } + } + [1]=> + array(2) { + [0]=> + array(2) { + [0]=> + array(1) { + [3]=> + string(1) "1" + } + [1]=> + array(1) { + [3]=> + string(1) "1" + } + } + [1]=> + array(2) { + [0]=> + array(1) { + [3]=> + string(1) "1" + } + [1]=> + array(1) { + [3]=> + string(1) "1" + } + } + } +} +DONE + diff --git a/tests/savepoint001.phpt b/tests/savepoint001.phpt new file mode 100644 index 0000000..2f52006 --- /dev/null +++ b/tests/savepoint001.phpt @@ -0,0 +1,24 @@ +--TEST-- +savepoints +--SKIPIF-- + +--FILE-- +startTransaction(); + $t->savepoint(); + $t->savepoint(); + $t->rollback(); + $t->commit(); +$t->rollback(); + +?> +DONE +--EXPECT-- +Test +DONE +