mirror of
https://github.com/OpenXE-org/OpenXE.git
synced 2024-12-24 13:40:29 +01:00
database compare code cleanup with functions
This commit is contained in:
OpenXE
parent
9087f4f01d
commit
9da2e33077
@ -92,135 +92,33 @@ if ($argc > 1) {
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$compare = false;
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}
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/* if (strpos($argv[1],'-') == 0) {
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$module_name = $argv[1];
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if (in_array('-i', $argv)) {
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$onlytables = true;
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} else {
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info();
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exit;
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}*/
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// First get the contents of the database table structure
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$mysqli = mysqli_connect($host, $user, $passwd, $schema);
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/* Check if the connection succeeded */
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if (!$mysqli) {
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echo "Connection failed\n";
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echo "Error number: " . mysqli_connect_errno() . "\n";
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echo "Error message: '" . mysqli_connect_error() . "'\n\n";
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exit;
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}
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echo "--------------- Successfully connected! --------------- \n";
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echo("--------------- Loading from database... ---------------\n");
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// Get tables and views
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$tables = array();
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$sql = "SHOW FULL TABLES";
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$result = mysqli_query($mysqli, $sql);
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if (!$result) {
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echo "Query error: '" . mysqli_error($mysqli)."'";
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exit;
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$onlytables = false;
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}
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while ($row = mysqli_fetch_assoc($result)) {
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$table = array();
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$table['name'] = $row['Tables_in_'.$schema];
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$table['type'] = $row['Table_type'];
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$tables[] = $table; // Add table to list of tables
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echo("--------------- Loading from database $schema@$host... ---------------\n");
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$tables = load_tables_from_db($host, $schema, $user, $passwd);
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if (empty($tables)) {
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echo ("Could not load from $schema@$host\n");
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exit;
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}
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// Get and add columns of the table
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foreach ($tables as &$table) {
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$sql = "SHOW FULL COLUMNS FROM ".$table['name'];
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$result = mysqli_query($mysqli, $sql);
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if (!$result) {
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echo "Query error: '" . mysqli_error($mysqli)."'\n\n";
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exit;
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}
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$columns = array();
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while ($column = mysqli_fetch_assoc($result)) {
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$columns[] = $column; // Add column to list of columns
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}
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$table['columns'] = $columns;
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if ($verbose) {
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echo("Table '".$table['name']."' of type '".$table['type']."'\n");
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}
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}
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unset($table);
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// ------ IMPORT COMPLETE ------
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echo("--------------- Loading from database complete. ---------------\n");
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if ($export) {
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echo("--------------- Export to CSV... ---------------\n");
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$result = save_tables_to_csv($tables, $target_folder, $tables_file_name, $delimiter, $quote, $force);
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// Prepare tables file
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if (!is_dir($target_folder)) {
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mkdir($target_folder);
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}
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if (!$force && file_exists($tables_file_name)) {
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echo("File exists: '" .$tables_file_name . "'!\n");
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echo("Use -f to force overwrite.\n\n");
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if (!$result) {
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echo ("Could not save to CSV $path/$tables_file_name\n");
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exit;
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}
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$tables_file = fopen($tables_file_name, "w");
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if (empty($tables_file)) {
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echo ("Failed to write to '" . $tables_file_name."'!\n\n");
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exit();
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}
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$first_table = true;
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// Now export all colums of the tables
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foreach ($tables as $export_table) {
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if ($verbose) {
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echo("Table '".$export_table['name']."' of type '".$export_table['type']."' loaded from database.\n");
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}
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if ($first_table) {
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$first_table = false;
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fwrite($tables_file,$quote.'name'.$quote.$delimiter.$quote.'type'.$quote."\n");
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}
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fwrite($tables_file,$quote.$export_table['name'].$quote.$delimiter.$quote.$export_table['type'].$quote."\n");
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// Prepare export_table file
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$table_file_name = $target_folder."/".$export_table['name'].".txt";
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if (!$force && file_exists($table_file_name)) {
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echo("File exists: '" .$table_file_name . "'!\n");
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echo("Use -f to force overwrite.\n\n");
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exit;
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}
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$table_file = fopen($table_file_name, "w");
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if (empty($table_file)) {
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echo ("Failed to write to '" . $table_file_name."'!\n\n");
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exit();
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}
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$first_column = true;
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foreach ($export_table['columns'] as $column) {
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if ($first_column) {
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$first_column = false;
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fwrite($table_file,implode_with_quote($quote,$delimiter,array_keys($column))."\n");
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}
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fwrite($table_file,implode_with_quote($quote,$delimiter,array_values($column))."\n");
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}
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unset($column);
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fclose($table_file);
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}
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unset($export_table);
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echo("Exported ".count($tables)." tables.\n");
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fwrite($tables_file,"\n");
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fclose($tables_file);
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echo("--------------- Export to CSV complete. ---------------\n");
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}
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@ -230,86 +128,20 @@ if ($argc > 1) {
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$compare_differences = array();
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echo("--------------- Loading from CSV... ---------------\n");
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$compare_tables = load_tables_from_csv($target_folder, $tables_file_name_wo_folder, $delimiter, $quote);
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$compare_tables = array();
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$first_table = true;
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$tables_file = fopen($tables_file_name, "r");
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if (!$tables_file) {
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echo("File not found: '" .$tables_file_name . "'\n");
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echo("\n");
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if (empty($compare_tables)) {
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echo ("Could not load from CSV $path/$tables_file_name\n");
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exit;
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}
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while (($csv_line = fgetcsv($tables_file,0,$delimiter,$quote)) !== FALSE) {
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if ($first_table) {
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$first_table = false;
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} else if (count($csv_line) == 2) {
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$new_compare_table = array();
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$new_compare_table['name'] = $csv_line['0'];
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$new_compare_table['type'] = $csv_line['1'];
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$compare_tables[] = $new_compare_table;
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if ($verbose) {
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echo("Table '".$new_compare_table['name']."' loaded from CSV '$tables_file_name'.\n");
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}
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} else {
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}
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}
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fclose($tables_file);
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// Get columns for each compare_table
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foreach ($compare_tables as &$compare_table) {
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$table_file_name = $target_folder."/".$compare_table['name'].".txt";
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if (!file_exists($table_file_name)) {
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echo("File not found: '" .$table_file_name . "'\n");
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echo("\n");
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exit;
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}
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$table_file = fopen($table_file_name, "r");
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if (empty($table_file)) {
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echo ("Failed to open '" . $table_file_name."'\n\n");
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exit();
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}
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$first_column = true;
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$column_headers = array();
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$columns = array();
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$column = array();
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while (($csv_line = fgetcsv($table_file,0,$delimiter,$quote)) !== FALSE) {
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if ($first_column) {
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$first_column = false;
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$column_headers = $csv_line;
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} else {
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for ($cr = 0;$cr < count($csv_line);$cr++) {
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$column[$column_headers[$cr]] = $csv_line[$cr];
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}
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$columns[] = $column;
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}
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}
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$compare_table['columns'] = $columns;
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if ($verbose) {
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echo("Colums loaded for '".$compare_table['name']."' from CSV $table_file_name. \n");
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}
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}
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unset($compare_table);
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echo("--------------- Loading from CSV complete. ---------------\n");
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// Do the comparison
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echo("--------------- Comparison database (nominal) vs. CSV (actual) ---------------\n");
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echo("--------------- Comparison Databse DB vs. CSV ---------------\n");
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echo("Number of tables: ".count($tables)." in database, ".count($compare_tables)." in CSV.\n");
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$compare_differences = compare_table_array($tables,"in DB",$compare_tables,"in CSV",true,$verbose);
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echo(count($tables)." tables in DB, ".count($compare_tables)." in CSV.\n");
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$compare_differences = compare_table_array($tables,"in DB",$compare_tables,"in CSV",!$onlytables,$verbose);
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echo("Comparison found ".(empty($compare_differences)?0:count($compare_differences))." differences.\n");
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foreach ($compare_differences as $compare_difference) {
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@ -345,6 +177,165 @@ if ($argc > 1) {
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exit;
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}
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// Load all tables from a DB connection into a tables array
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function load_tables_from_db(string $host, string $schema, string $user, string $passwd) : array {
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// First get the contents of the database table structure
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$mysqli = mysqli_connect($host, $user, $passwd, $schema);
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/* Check if the connection succeeded */
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if (!$mysqli) {
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return(array());
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}
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// Get tables and views
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$sql = "SHOW FULL TABLES";
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$query_result = mysqli_query($mysqli, $sql);
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if (!$query_result) {
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return(array());
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}
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while ($row = mysqli_fetch_assoc($query_result)) {
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$table = array();
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$table['name'] = $row['Tables_in_'.$schema];
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$table['type'] = $row['Table_type'];
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$tables[] = $table; // Add table to list of tables
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}
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// Get and add columns of the table
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foreach ($tables as &$table) {
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$sql = "SHOW FULL COLUMNS FROM ".$table['name'];
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$query_result = mysqli_query($mysqli, $sql);
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if (!$query_result) {
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return(array());
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}
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$columns = array();
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while ($column = mysqli_fetch_assoc($query_result)) {
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$columns[] = $column; // Add column to list of columns
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}
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$table['columns'] = $columns;
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}
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unset($table);
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return($tables);
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}
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// Save all tables to CSV files
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function save_tables_to_csv(array $tables, string $path, string $tables_file_name, string $delimiter, string $quote, bool $force) : bool {
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// Prepare tables file
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if (!is_dir($path)) {
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mkdir($path);
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}
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if (!$force && file_exists($path."/".$tables_file_name)) {
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return(false);
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}
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$tables_file = fopen($tables_file_name, "w");
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if (empty($tables_file)) {
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return(false);
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}
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$first_table = true;
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// Now export all colums of the tables
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foreach ($tables as $export_table) {
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if ($first_table) {
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$first_table = false;
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fwrite($tables_file,$quote.'name'.$quote.$delimiter.$quote.'type'.$quote."\n");
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}
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fwrite($tables_file,$quote.$export_table['name'].$quote.$delimiter.$quote.$export_table['type'].$quote."\n");
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// Prepare export_table file
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$table_file_name = $path."/".$export_table['name'].".txt";
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if (!$force && file_exists($table_file_name)) {
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return(false);
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}
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$table_file = fopen($table_file_name, "w");
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if (empty($table_file)) {
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return(false);
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}
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$first_column = true;
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foreach ($export_table['columns'] as $column) {
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if ($first_column) {
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$first_column = false;
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fwrite($table_file,implode_with_quote($quote,$delimiter,array_keys($column))."\n");
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}
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fwrite($table_file,implode_with_quote($quote,$delimiter,array_values($column))."\n");
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}
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unset($column);
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fclose($table_file);
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}
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unset($export_table);
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fwrite($tables_file,"\n");
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fclose($tables_file);
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return(true);
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}
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// Load all tables from CSV files
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function load_tables_from_csv(string $path, string $tables_file_name, string $delimiter, string $quote) : array {
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$tables = array();
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$first_table = true;
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$tables_file = fopen($path."/".$tables_file_name, "r");
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if (!$tables_file) {
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return(array());
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}
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while (($csv_line = fgetcsv($tables_file,0,$delimiter,$quote)) !== FALSE) {
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if ($first_table) {
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$first_table = false;
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} else if (count($csv_line) == 2) {
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$new_table = array();
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$new_table['name'] = $csv_line['0'];
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$new_table['type'] = $csv_line['1'];
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$tables[] = $new_table;
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} else {
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}
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}
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fclose($tables_file);
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// Get columns for each table
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foreach ($tables as &$table) {
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$table_file_name = $path."/".$table['name'].".txt";
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if (!file_exists($table_file_name)) {
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return(array());
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}
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$table_file = fopen($table_file_name, "r");
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if (empty($table_file)) {
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return(array());
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}
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$first_column = true;
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$column_headers = array();
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$columns = array();
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$column = array();
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while (($csv_line = fgetcsv($table_file,0,$delimiter,$quote)) !== FALSE) {
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if ($first_column) {
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$first_column = false;
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$column_headers = $csv_line;
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} else {
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for ($cr = 0;$cr < count($csv_line);$cr++) {
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$column[$column_headers[$cr]] = $csv_line[$cr];
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}
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$columns[] = $column;
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}
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}
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$table['columns'] = $columns;
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}
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unset($table);
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return($tables);
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}
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// Compare two definitions
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// Report based on the first array
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// Return Array
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@ -446,6 +437,7 @@ function info() {
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echo("\t-f: force override of existing files\n");
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echo("\t-e: export database structure to files\n");
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echo("\t-c: compare content of files with database structure\n");
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echo("\t-i: ignore column definitions\n");
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echo("\n");
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}
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