function DumpDatabase($arguments)
{
if (!isset($arguments["Output"])) {
return "it was not specified a valid output function";
}
$output = $arguments["Output"];
$eol = isset($arguments["EndOfLine"]) ? $arguments["EndOfLine"] : "\n";
$dump_definition = isset($arguments["Definition"]);
$sequences = array();
if (isset($this->database_definition["SEQUENCES"])) {
for ($error = "", Reset($this->database_definition["SEQUENCES"]), $sequence = 0; $sequence < count($this->database_definition["SEQUENCES"]); Next($this->database_definition["SEQUENCES"]), $sequence++) {
$sequence_name = Key($this->database_definition["SEQUENCES"]);
if (isset($this->database_definition["SEQUENCES"][$sequence_name]["on"])) {
$table = $this->database_definition["SEQUENCES"][$sequence_name]["on"]["table"];
} else {
$table = "";
}
$sequences[$table][] = $sequence_name;
}
}
$previous_database_name = strcmp($this->database_definition["name"], "") ? MetabaseSetDatabase($this->database, $this->database_definition["name"]) : "";
$output("<?xml version=\"1.0\" encoding=\"ISO-8859-1\" ?>{$eol}");
$output("<database>{$eol}{$eol} <name>" . $this->database_definition["name"] . "</name>{$eol} <create>" . $this->database_definition["create"] . "</create>{$eol}");
for ($error = "", Reset($this->database_definition["TABLES"]), $table = 0; $table < count($this->database_definition["TABLES"]); Next($this->database_definition["TABLES"]), $table++) {
$table_name = Key($this->database_definition["TABLES"]);
$output("{$eol} <table>{$eol}{$eol} <name>{$table_name}</name>{$eol}");
$output("{$eol} <declaration>{$eol}");
$fields = $this->database_definition["TABLES"][$table_name]["FIELDS"];
for (Reset($fields), $field_number = 0; $field_number < count($fields); $field_number++, Next($fields)) {
$field_name = Key($fields);
$field = $fields[$field_name];
if (!isset($field["type"])) {
return "it was not specified the type of the field \"{$field_name}\" of the table \"{$table_name}\"";
}
$output("{$eol} <field>{$eol} <name>{$field_name}</name>{$eol} <type>" . $field["type"] . "</type>{$eol}");
switch ($field["type"]) {
case "integer":
if (isset($field["unsigned"])) {
$output(" <unsigned>1</unsigned>{$eol}");
}
break;
case "text":
case "clob":
case "blob":
if (isset($field["length"])) {
$output(" <length>" . $field["length"] . "</length>{$eol}");
}
break;
case "boolean":
case "date":
case "timestamp":
case "time":
case "float":
case "decimal":
break;
default:
return "type \"" . $field["type"] . "\" is not yet supported";
}
if (isset($field["notnull"])) {
$output(" <notnull>1</notnull>{$eol}");
}
if (isset($field["default"])) {
$output(" <default>" . $this->EscapeSpecialCharacters($field["default"]) . "</default>{$eol}");
}
$output(" </field>{$eol}");
}
if (isset($this->database_definition["TABLES"][$table_name]["INDEXES"])) {
$indexes = $this->database_definition["TABLES"][$table_name]["INDEXES"];
for (Reset($indexes), $index_number = 0; $index_number < count($indexes); $index_number++, Next($indexes)) {
$index_name = Key($indexes);
$index = $indexes[$index_name];
$output("{$eol} <index>{$eol} <name>{$index_name}</name>{$eol}");
if (isset($indexes[$index_name]["unique"])) {
$output(" <unique>1</unique>{$eol}");
}
for (Reset($index["FIELDS"]), $field_number = 0; $field_number < count($index["FIELDS"]); $field_number++, Next($index["FIELDS"])) {
$field_name = Key($index["FIELDS"]);
$field = $index["FIELDS"][$field_name];
$output(" <field>{$eol} <name>{$field_name}</name>{$eol}");
if (isset($field["sorting"])) {
$output(" <sorting>" . $field["sorting"] . "</sorting>{$eol}");
}
$output(" </field>{$eol}");
}
$output(" </index>{$eol}");
}
}
$output("{$eol} </declaration>{$eol}");
if ($dump_definition) {
if (isset($this->database_definition["TABLES"][$table_name]["initialization"])) {
$output("{$eol} <initialization>{$eol}");
$instructions = $this->database_definition["TABLES"][$table_name]["initialization"];
for (Reset($instructions), $instruction = 0; $instruction < count($instructions); $instruction++, Next($instructions)) {
switch ($instructions[$instruction]["type"]) {
case "insert":
$output("{$eol} <insert>{$eol}");
$fields = $instructions[$instruction]["FIELDS"];
for (Reset($fields), $field_number = 0; $field_number < count($fields); $field_number++, Next($fields)) {
$field_name = Key($fields);
$output("{$eol} <field>{$eol} <name>{$field_name}</name>{$eol} <value>" . $this->EscapeSpecialCharacters($fields[$field_name]) . "</value>{$eol} </field>{$eol}");
}
$output("{$eol} </insert>{$eol}");
break;
}
}
$output("{$eol} </initialization>{$eol}");
}
} else {
if (count($this->database_definition["TABLES"][$table_name]["FIELDS"]) == 0) {
return "the definition of the table \"{$table_name}\" does not contain any fields";
}
if (strcmp($error = $this->GetFields($table_name, $query_fields), "")) {
return $error;
}
if ($support_summary_functions = MetabaseSupport($this->database, "SummaryFunctions")) {
if (($result = MetabaseQuery($this->database, "SELECT COUNT(*) FROM {$table_name}")) == 0) {
return MetabaseError($this->database);
}
$rows = MetabaseFetchResult($this->database, $result, 0, 0);
MetabaseFreeResult($this->database, $result);
}
if (($result = MetabaseQuery($this->database, "SELECT {$query_fields} FROM {$table_name}")) == 0) {
return MetabaseError($this->database);
}
if (!$support_summary_functions) {
$rows = MetabaseNumberOfRows($this->database, $result);
}
if ($rows > 0) {
$output("{$eol} <initialization>{$eol}");
for ($row = 0; $row < $rows; $row++) {
$output("{$eol} <insert>{$eol}");
for (Reset($fields), $field_number = 0; $field_number < count($fields); $field_number++, Next($fields)) {
$field_name = Key($fields);
if (!MetabaseResultIsNull($this->database, $result, $row, $field_name)) {
$field = $fields[$field_name];
$output("{$eol} <field>{$eol} <name>{$field_name}</name>{$eol} <value>");
switch ($field["type"]) {
case "integer":
case "text":
$output($this->EscapeSpecialCharacters(MetabaseFetchResult($this->database, $result, $row, $field_name)));
break;
case "clob":
if (!($lob = MetabaseFetchCLOBResult($this->database, $result, $row, $field_name))) {
return MetabaseError($this->database);
}
while (!MetabaseEndOfLOB($lob)) {
if (MetabaseReadLOB($lob, $data, 8000) < 0) {
return MetabaseLOBError($lob);
}
$output($this->EscapeSpecialCharacters($data));
}
MetabaseDestroyLOB($lob);
break;
case "blob":
if (!($lob = MetabaseFetchBLOBResult($this->database, $result, $row, $field_name))) {
return MetabaseError($this->database);
}
while (!MetabaseEndOfLOB($lob)) {
if (MetabaseReadLOB($lob, $data, 8000) < 0) {
return MetabaseLOBError($lob);
}
$output(bin2hex($data));
}
MetabaseDestroyLOB($lob);
break;
case "float":
$output($this->EscapeSpecialCharacters(MetabaseFetchFloatResult($this->database, $result, $row, $field_name)));
break;
case "decimal":
$output($this->EscapeSpecialCharacters(MetabaseFetchDecimalResult($this->database, $result, $row, $field_name)));
break;
case "boolean":
$output($this->EscapeSpecialCharacters(MetabaseFetchBooleanResult($this->database, $result, $row, $field_name)));
break;
case "date":
$output($this->EscapeSpecialCharacters(MetabaseFetchDateResult($this->database, $result, $row, $field_name)));
break;
case "timestamp":
$output($this->EscapeSpecialCharacters(MetabaseFetchTimestampResult($this->database, $result, $row, $field_name)));
break;
case "time":
$output($this->EscapeSpecialCharacters(MetabaseFetchTimeResult($this->database, $result, $row, $field_name)));
break;
default:
return "type \"" . $field["type"] . "\" is not yet supported";
}
$output("</value>{$eol} </field>{$eol}");
}
}
$output("{$eol} </insert>{$eol}");
}
$output("{$eol} </initialization>{$eol}");
}
MetabaseFreeResult($this->database, $result);
}
$output("{$eol} </table>{$eol}");
if (isset($sequences[$table_name])) {
for ($sequence = 0; $sequence < count($sequences[$table_name]); $sequence++) {
if (!$this->DumpSequence($sequences[$table_name][$sequence], $output, $eol, $dump_definition)) {
return MetabaseError($this->database);
}
}
}
}
if (isset($sequences[""])) {
for ($sequence = 0; $sequence < count($sequences[""]); $sequence++) {
if (!$this->DumpSequence($sequences[""][$sequence], $output, $eol, $dump_definition)) {
return MetabaseError($this->database);
}
}
}
$output("{$eol}</database>{$eol}");
if (strcmp($previous_database_name, "")) {
MetabaseSetDatabase($this->database, $previous_database_name);
}
return $error;
}
function GetBLOBFieldValue($prepared_query, $parameter, $blob, &$value)
{
for ($value = "'"; !MetabaseEndOfLOB($blob);) {
if (!MetabaseReadLOB($blob, $data, $this->lob_buffer_length)) {
$value = "";
return $this->SetError("Get BLOB field value", MetabaseLOBError($blob));
}
$value .= AddSlashes($data);
}
$value .= "'";
return 1;
}
function GetLOBFieldValue($prepared_query, $parameter, $lob, &$value, $binary)
{
if (!$this->Connect(0)) {
return 0;
}
for ($blob_data = ""; !MetabaseEndOfLOB($lob);) {
if (MetabaseReadLOB($lob, $data, $this->lob_buffer_length) < 0) {
return $this->SetError("Get LOB field value", MetabaseLOBError($lob));
}
$blob_data .= $data;
}
if (!($blob = ifx_create_blob($binary ? 0 : 1, 0, $blob_data))) {
return $this->SetIFXError("Get LOB field value", "Could not create a blob");
}
if (!isset($this->query_parameters[$prepared_query])) {
$this->query_parameters[$prepared_query] = $this->query_parameter_values[$prepared_query] = array();
}
$query_parameter = count($this->query_parameters[$prepared_query]);
$this->query_parameter_values[$prepared_query][$parameter] = $query_parameter;
$this->query_parameters[$prepared_query][$query_parameter] = $blob;
$value = "?";
return 1;
}
function GetLOBFieldValue($prepared_query, $parameter, $lob, &$value)
{
if (!$this->Connect()) {
return 0;
}
$success = 1;
if ($blob = ibase_blob_create($this->auto_commit ? $this->connection : $this->transaction_id)) {
while (!MetabaseEndOfLOB($lob)) {
if (MetabaseReadLOB($lob, $data, $this->lob_buffer_length) < 0) {
$this->SetError("Get LOB field value", MetabaseLOBError($lob));
$success = 0;
break;
}
if (!ibase_blob_add($blob, $data)) {
$this->SetError("Get LOB field value", "Could not add data to a large object: " . ibase_errmsg());
$success = 0;
break;
}
}
if ($success) {
if (GetType($value = ibase_blob_close($blob))) {
if (!isset($this->query_parameters[$prepared_query])) {
$this->query_parameters[$prepared_query] = array(0, "");
$this->query_parameter_values[$prepared_query] = array();
}
$query_parameter = count($this->query_parameters[$prepared_query]);
$this->query_parameter_values[$prepared_query][$parameter] = $query_parameter;
$this->query_parameters[$prepared_query][$query_parameter] = $value;
$value = "?";
} else {
$success = 0;
}
}
if (!$success) {
ibase_blob_cancel($blob);
}
} else {
$this->SetError("Get LOB field value", "Could not create a large object: " . ibase_errmsg());
$success = 0;
}
return $success;
}
function GetLOBFieldValue($prepared_query, $parameter, $lob, &$value)
{
if (!$this->Connect()) {
return 0;
}
if ($this->auto_commit && !@pg_Exec($this->connection, "BEGIN")) {
return 0;
}
$success = 1;
if ($lo = pg_locreate($this->connection)) {
if ($handle = pg_loopen($this->connection, $lo, "w")) {
while (!MetabaseEndOfLOB($lob)) {
if (MetabaseReadLOB($lob, $data, $this->lob_buffer_length) < 0) {
$this->SetError("Get LOB field value", MetabaseLOBError($lob));
$success = 0;
break;
}
if (!pg_lowrite($handle, $data)) {
$this->SetError("Get LOB field value", pg_ErrorMessage($this->connection));
$success = 0;
break;
}
}
pg_loclose($handle);
if ($success) {
$value = strval($lo);
}
} else {
$this->SetError("Get LOB field value", pg_ErrorMessage($this->connection));
$success = 0;
}
if (!$success) {
pg_lounlink($this->connection, $lo);
}
} else {
$this->SetError("Get LOB field value", pg_ErrorMessage($this->connection));
$success = 0;
}
if ($this->auto_commit) {
@pg_Exec($this->connection, "END");
}
return $success;
}
$success = 0;
break;
}
$value .= $data;
}
MetabaseDestroyLOB($clob);
if ($success) {
if (strcmp($value, $character_lob["Data"])) {
$pass = 0;
echo "FAILED!{$eol}";
$failed++;
echo "Test {$test}: retrieved character LOB value (\"" . $value . "\") is different from what was stored (\"" . $character_lob["Data"] . "\"){$eol}";
} else {
$blob = MetabaseFetchBLOBResult($database, $result, 0, "picture");
if ($blob) {
for ($value = ""; !MetabaseEndOfLOB($blob);) {
if (MetabaseReadLOB($blob, $data, 8000) < 0) {
$error = MetabaseLOBError($blob);
$success = 0;
break;
}
$value .= $data;
}
MetabaseDestroyLOB($blob);
if ($success) {
if (strcmp($value, $binary_lob["Data"])) {
$pass = 0;
echo "FAILED!{$eol}";
$failed++;
echo "Test {$test}: retrieved binary LOB value (\"" . $value . "\") is different from what was stored (\"" . $binary_lob["Data"] . "\"){$eol}";
}
function ReadLOB(&$data, $length)
{
$buffer_length = $length == 0 ? $this->buffer_length : min($this->buffer_length, $length);
for ($written = 0; !MetabaseEndOfLOB($this->input_lob) && ($length == 0 || $written < $buffer_length); $written += $read) {
if (MetabaseReadLOB($this->input_lob, $buffer, $buffer_length) == -1) {
$this->error = MetabaseLOBError($this->input_lob);
return -1;
}
$read = strlen($buffer);
if (@fwrite($this->file, $buffer, $read) != $read) {
$this->error = "could not write to the output file";
return -1;
}
}
return $written;
}
function DoQuery($query, $first = 0, $limit = 0, $prepared_query = 0)
{
$lobs = 0;
$success = 1;
$result = 0;
$descriptors = array();
if ($prepared_query) {
$columns = "";
$variables = "";
for (Reset($this->clobs[$prepared_query]), $clob = 0; $clob < count($this->clobs[$prepared_query]); $clob++, Next($this->clobs[$prepared_query])) {
$position = Key($this->clobs[$prepared_query]);
if (GetType($descriptors[$position] = OCINewDescriptor($this->connection, OCI_D_LOB)) != "object") {
$this->SetError("Do query", "Could not create descriptor for clob parameter");
$success = 0;
break;
}
$columns .= ($lobs == 0 ? " RETURNING " : ",") . $this->prepared_queries[$prepared_query - 1]["Fields"][$position - 1];
$variables .= ($lobs == 0 ? " INTO " : ",") . ":clob" . $position;
$lobs++;
}
if ($success) {
for (Reset($this->blobs[$prepared_query]), $blob = 0; $blob < count($this->blobs[$prepared_query]); $blob++, Next($this->blobs[$prepared_query])) {
$position = Key($this->blobs[$prepared_query]);
if (GetType($descriptors[$position] = OCINewDescriptor($this->connection, OCI_D_LOB)) != "object") {
$this->SetError("Do query", "Could not create descriptor for blob parameter");
$success = 0;
break;
}
$columns .= ($lobs == 0 ? " RETURNING " : ",") . $this->prepared_queries[$prepared_query - 1]["Fields"][$position - 1];
$variables .= ($lobs == 0 ? " INTO " : ",") . ":blob" . $position;
$lobs++;
}
$query .= $columns . $variables;
}
}
if ($success) {
if ($statement = OCIParse($this->connection, $query)) {
if ($lobs) {
for (Reset($this->clobs[$prepared_query]), $clob = 0; $clob < count($this->clobs[$prepared_query]); $clob++, Next($this->clobs[$prepared_query])) {
$position = Key($this->clobs[$prepared_query]);
if (!OCIBindByName($statement, ":clob" . $position, $descriptors[$position], -1, OCI_B_CLOB)) {
$this->SetOCIError("Do query", "Could not bind clob upload descriptor", OCIError($statement));
$success = 0;
break;
}
}
if ($success) {
for (Reset($this->blobs[$prepared_query]), $blob = 0; $blob < count($this->blobs[$prepared_query]); $blob++, Next($this->blobs[$prepared_query])) {
$position = Key($this->blobs[$prepared_query]);
if (!OCIBindByName($statement, ":blob" . $position, $descriptors[$position], -1, OCI_B_BLOB)) {
$this->SetOCIError("Do query", "Could not bind blob upload descriptor", OCIError($statement));
$success = 0;
break;
}
}
}
}
if ($success) {
if ($result = @OCIExecute($statement, $lobs == 0 && $this->auto_commit ? OCI_COMMIT_ON_SUCCESS : OCI_DEFAULT)) {
if ($lobs) {
for (Reset($this->clobs[$prepared_query]), $clob = 0; $clob < count($this->clobs[$prepared_query]); $clob++, Next($this->clobs[$prepared_query])) {
$position = Key($this->clobs[$prepared_query]);
$clob_stream = $this->prepared_queries[$prepared_query - 1]["Values"][$position - 1];
for ($value = ""; !MetabaseEndOfLOB($clob_stream);) {
if (MetabaseReadLOB($clob_stream, $data, $this->lob_buffer_length) < 0) {
$this->SetError("Do query", MetabaseLOBError($clob));
$success = 0;
break;
}
$value .= $data;
}
if ($success && !$descriptors[$position]->save($value)) {
$this->SetOCIError("Do query", "Could not upload clob data", OCIError($statement));
$success = 0;
}
}
if ($success) {
for (Reset($this->blobs[$prepared_query]), $blob = 0; $blob < count($this->blobs[$prepared_query]); $blob++, Next($this->blobs[$prepared_query])) {
$position = Key($this->blobs[$prepared_query]);
$blob_stream = $this->prepared_queries[$prepared_query - 1]["Values"][$position - 1];
for ($value = ""; !MetabaseEndOfLOB($blob_stream);) {
if (MetabaseReadLOB($blob_stream, $data, $this->lob_buffer_length) < 0) {
$this->SetError("Do query", MetabaseLOBError($blob));
$success = 0;
break;
}
$value .= $data;
}
if ($success && !$descriptors[$position]->save($value)) {
$this->SetOCIError("Do query", "Could not upload blob data", OCIError($statement));
$success = 0;
}
}
}
}
if ($this->auto_commit) {
if ($lobs) {
if ($success) {
if (!OCICommit($this->connection)) {
$this->SetOCIError("Do query", "Could not commit pending LOB updating transaction", OCIError());
$success = 0;
}
} else {
if (!OCIRollback($this->connection)) {
$this->SetOCIError("Do query", $this->Error() . " and then could not rollback LOB updating transaction", OCIError());
}
}
}
} else {
$this->uncommitedqueries++;
}
if ($success) {
switch (OCIStatementType($statement)) {
case "SELECT":
$result_value = intval($statement);
$this->current_row[$result_value] = -1;
if ($limit > 0) {
$this->limits[$result_value] = array($first, $limit, 0);
}
$this->highest_fetched_row[$result_value] = -1;
break;
default:
$this->affected_rows = OCIRowCount($statement);
OCIFreeCursor($statement);
break;
}
$result = $statement;
}
} else {
$this->SetOCIError("Do query", "Could not execute query", OCIError($statement));
}
}
} else {
$this->SetOCIError("Do query", "Could not parse query", OCIError($statement));
}
}
for (Reset($descriptors), $descriptor = 0; $descriptor < count($descriptors); $descriptor++, Next($descriptors)) {
@OCIFreeDesc($descriptors[Key($descriptors)]);
}
return $result;
}
function GetLOBFieldValue($prepared_query, $parameter, $lob, &$value)
{
if (!isset($this->query_parameters[$prepared_query])) {
$this->query_parameters[$prepared_query] = $this->query_parameter_values[$prepared_query] = array();
}
$query_parameter = count($this->query_parameters[$prepared_query]);
$this->query_parameter_values[$prepared_query][$parameter] = $query_parameter;
for ($this->query_parameters[$prepared_query][$query_parameter] = ""; !MetabaseEndOfLOB($lob);) {
if (MetabaseReadLOB($lob, $data, $this->lob_buffer_length) < 0) {
$this->FreeLOBValue($prepared_query, $lob, $value, 0);
return $this->SetError("Get LOB field value", MetabaseLOBError($clob));
}
$this->query_parameters[$prepared_query][$query_parameter] .= $data;
}
$value = "?";
return 1;
}
