Merge pull request #660 from scnakandala/refac_tbl_relation.php
Refactoring tbl_relation.php
This commit is contained in:
Marc Delisle
commit
2a4c8276c2
@ -568,7 +568,7 @@ function PMA_getHtmlForForeignKey($save_row, $i, $existrel_foreign, $myfield, $d
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/**
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* Function to send html for table or column dropdown list
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*
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* @retrun void
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* @return void
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*/
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function PMA_sendHtmlForTableOrColumnDropdownList()
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{
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@ -620,7 +620,7 @@ function PMA_sendHtmlForTableDropdownList()
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);
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} else {
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$query = 'SHOW TABLES FROM '
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. PMA_Util::backquote( $_REQUEST['foreignDb']);
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. PMA_Util::backquote($_REQUEST['foreignDb']);
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}
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$tables_rs = $GLOBALS['dbi']->query(
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$query,
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@ -707,4 +707,283 @@ function PMA_getQueryForDisplayUpdate($disp, $display_field, $db, $table,
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return $upd_query;
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}
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/**
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* Function to handle updates for internal relations
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*
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* @param string $destination_db destination database
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* @param string $multi_edit_columns_name multi edit column name
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* @param string $destination_table destination table
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* @param string $destination_column destination column
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* @param array $cfgRelation configuration relation
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* @param string $db current database
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* @param string $table current table
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* @param array $existrel db, table, column
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*
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* @return void
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*/
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function PMA_handleUpdatesForInternalRelations($destination_db,
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$multi_edit_columns_name, $destination_table, $destination_column, $cfgRelation,
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$db, $table, $existrel
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) {
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foreach ($destination_db as $master_field_md5 => $foreign_db) {
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$upd_query = PMA_getQueryForInternalRelationUpdate(
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$multi_edit_columns_name,
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$master_field_md5, $foreign_db, $destination_table, $destination_column,
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$cfgRelation, $db, $table, isset($existrel) ? $existrel : null
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);
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if ($upd_query) {
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PMA_queryAsControlUser($upd_query);
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}
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}
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}
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/**
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* Function to get update query for updating internal relations
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*
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* @param string $multi_edit_columns_name multi edit column names
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* @param string $master_field_md5 master field md5
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* @param string $foreign_db foreign database
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* @param string $destination_table destination table
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* @param string $destination_column destination column
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* @param array $cfgRelation configuration relation
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* @param string $db current database
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* @param string $table current table
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* @param array $existrel db, table, column
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*
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* @return string
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*/
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function PMA_getQueryForInternalRelationUpdate($multi_edit_columns_name,
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$master_field_md5, $foreign_db, $destination_table, $destination_column,
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$cfgRelation, $db, $table, $existrel
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) {
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$upd_query = false;
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// Map the fieldname's md5 back to its real name
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$master_field = $multi_edit_columns_name[$master_field_md5];
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$foreign_table = $destination_table[$master_field_md5];
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$foreign_field = $destination_column[$master_field_md5];
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if (! empty($foreign_db)
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&& ! empty($foreign_table)
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&& ! empty($foreign_field)
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) {
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if (! isset($existrel[$master_field])) {
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$upd_query = 'INSERT INTO '
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. PMA_Util::backquote($GLOBALS['cfgRelation']['db'])
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. '.' . PMA_Util::backquote($cfgRelation['relation'])
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. '(master_db, master_table, master_field, foreign_db,'
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. ' foreign_table, foreign_field)'
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. ' values('
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. '\'' . PMA_Util::sqlAddSlashes($db) . '\', '
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. '\'' . PMA_Util::sqlAddSlashes($table) . '\', '
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. '\'' . PMA_Util::sqlAddSlashes($master_field) . '\', '
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. '\'' . PMA_Util::sqlAddSlashes($foreign_db) . '\', '
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. '\'' . PMA_Util::sqlAddSlashes($foreign_table) . '\','
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. '\'' . PMA_Util::sqlAddSlashes($foreign_field) . '\')';
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} elseif ($existrel[$master_field]['foreign_db'] != $foreign_db
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|| $existrel[$master_field]['foreign_table'] != $foreign_table
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|| $existrel[$master_field]['foreign_field'] != $foreign_field
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) {
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$upd_query = 'UPDATE '
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. PMA_Util::backquote($GLOBALS['cfgRelation']['db'])
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. '.' . PMA_Util::backquote($cfgRelation['relation']) . ' SET'
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. ' foreign_db = \''
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. PMA_Util::sqlAddSlashes($foreign_db) . '\', '
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. ' foreign_table = \''
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. PMA_Util::sqlAddSlashes($foreign_table) . '\', '
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. ' foreign_field = \''
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. PMA_Util::sqlAddSlashes($foreign_field) . '\' '
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. ' WHERE master_db = \''
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. PMA_Util::sqlAddSlashes($db) . '\''
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. ' AND master_table = \''
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. PMA_Util::sqlAddSlashes($table) . '\''
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. ' AND master_field = \''
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. PMA_Util::sqlAddSlashes($master_field) . '\'';
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} // end if... else....
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} elseif (isset($existrel[$master_field])) {
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$upd_query = 'DELETE FROM '
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. PMA_Util::backquote($GLOBALS['cfgRelation']['db'])
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. '.' . PMA_Util::backquote($cfgRelation['relation'])
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. ' WHERE master_db = \'' . PMA_Util::sqlAddSlashes($db) . '\''
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. ' AND master_table = \'' . PMA_Util::sqlAddSlashes($table) . '\''
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. ' AND master_field = \'' . PMA_Util::sqlAddSlashes($master_field)
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. '\'';
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} // end if... else....
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return $upd_query;
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}
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/**
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* Function to handle foreign key updates
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*
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* @param string $destination_foreign_db destination foreign database
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* @param string $multi_edit_columns_name multi edit column names
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* @param string $destination_foreign_table destination foreign table
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* @param string $destination_foreign_column destination foreign column
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* @param array $options_array options array
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* @param string $table current table
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* @param array $existrel_foreign db, table, column
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*
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* @return string
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*/
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function PMA_handleUpdatesForForeignKeys($destination_foreign_db,
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$multi_edit_columns_name, $destination_foreign_table,
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$destination_foreign_column, $options_array, $table, $existrel_foreign
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) {
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$html_output = '';
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$display_query = '';
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$seen_error = false;
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foreach ($destination_foreign_db as $master_field_md5 => $foreign_db) {
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$html_output .= PMA_handleUpdateForForeignKey(
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$multi_edit_columns_name, $master_field_md5,
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$destination_foreign_table, $destination_foreign_column, $options_array,
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$existrel_foreign, $table, $seen_error, $display_query, $foreign_db
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);
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} // end foreach
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if (! empty($display_query) && ! $seen_error) {
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$GLOBALS['display_query'] = $display_query;
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$html_output = PMA_Util::getMessage(
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__('Your SQL query has been executed successfully'),
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null, 'success'
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);
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}
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return $html_output;
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}
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/**
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* Function to handle update for a foreign key
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*
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* @param array $multi_edit_columns_name multu edit columns name
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* @param string $master_field_md5 master field md5
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* @param string $destination_foreign_table destination foreign table
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* @param string $destination_foreign_column destination foreign column
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* @param array $options_array options array
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* @param array $existrel_foreign db, table, column
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* @param string $table current table
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* @param bool &$seen_error whether seen error
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* @param string &$display_query display query
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* @param string $foreign_db foreign database
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*
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* @return string
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*/
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function PMA_handleUpdateForForeignKey($multi_edit_columns_name, $master_field_md5,
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$destination_foreign_table, $destination_foreign_column, $options_array,
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$existrel_foreign, $table, &$seen_error, &$display_query, $foreign_db
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) {
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$html_output = '';
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$create = false;
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$drop = false;
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// Map the fieldname's md5 back to it's real name
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$master_field = $multi_edit_columns_name[$master_field_md5];
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$foreign_table = $destination_foreign_table[$master_field_md5];
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$foreign_field = $destination_foreign_column[$master_field_md5];
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if (! empty($foreign_db)
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&& ! empty($foreign_table)
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&& ! empty($foreign_field)
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) {
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if ( isset($existrel_foreign[$master_field])) {
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$constraint_name = $existrel_foreign[$master_field]['constraint'];
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$on_delete = ! empty(
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$existrel_foreign[$master_field]['on_delete'])
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? $existrel_foreign[$master_field]['on_delete'] : 'RESTRICT';
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$on_update = ! empty(
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$existrel_foreign[$master_field]['on_update'])
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? $existrel_foreign[$master_field]['on_update'] : 'RESTRICT';
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}
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if (! isset($existrel_foreign[$master_field])) {
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// no key defined for this field
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$create = true;
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} elseif ($existrel_foreign[$master_field]['foreign_db'] != $foreign_db
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|| $existrel_foreign[$master_field]['foreign_table'] != $foreign_table
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|| $existrel_foreign[$master_field]['foreign_field'] != $foreign_field
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|| $_REQUEST['constraint_name'][$master_field_md5] != $constraint_name
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|| ($_REQUEST['on_delete'][$master_field_md5] != $on_delete)
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|| ($_REQUEST['on_update'][$master_field_md5] != $on_update)
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) {
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// another foreign key is already defined for this field
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// or an option has been changed for ON DELETE or ON UPDATE
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$drop = true;
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$create = true;
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} // end if... else....
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} elseif (isset($existrel_foreign[$master_field])) {
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$drop = true;
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} // end if... else....
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$tmp_error_drop = false;
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if ($drop) {
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$drop_query = PMA_getSQLToDropForeignKey(
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$table, $existrel_foreign[$master_field]['constraint']
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);
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$display_query .= $drop_query . "\n";
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$GLOBALS['dbi']->tryQuery($drop_query);
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$tmp_error_drop = $GLOBALS['dbi']->getError();
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if (! empty($tmp_error_drop)) {
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$seen_error = true;
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$html_output .= PMA_Util::mysqlDie(
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$tmp_error_drop, $drop_query, false, '', false
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);
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return $html_output;
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}
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}
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$tmp_error_create = false;
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if ($create) {
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$create_query = PMA_getSQLToCreateForeignKey(
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$table, $master_field, $foreign_db, $foreign_table, $foreign_field,
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$_REQUEST['constraint_name'][$master_field_md5],
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$options_array[$_REQUEST['on_delete'][$master_field_md5]],
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$options_array[$_REQUEST['on_update'][$master_field_md5]]
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);
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$display_query .= $create_query . "\n";
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$GLOBALS['dbi']->tryQuery($create_query);
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$tmp_error_create = $GLOBALS['dbi']->getError();
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if (! empty($tmp_error_create)) {
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$seen_error = true;
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if (substr($tmp_error_create, 1, 4) == '1005') {
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$message = PMA_Message::error(
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__('Error creating foreign key on %1$s (check data types)')
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);
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$message->addParam($master_field);
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$message->display();
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} else {
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$html_output .= PMA_Util::mysqlDie(
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$tmp_error_create, $create_query, false, '', false
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);
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}
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$html_output .= PMA_Util::showMySQLDocu(
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'InnoDB_foreign_key_constraints'
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) . "\n";
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}
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// this is an alteration and the old constraint has been dropped
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// without creation of a new one
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if ($drop && $create && empty($tmp_error_drop)
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&& ! empty($tmp_error_create)
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) {
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// a rollback may be better here
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$sql_query_recreate = '# Restoring the dropped constraint...' . "\n";
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$sql_query_recreate .= PMA_getSQLToCreateForeignKey(
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$table,
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$master_field,
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$existrel_foreign[$master_field]['foreign_db'],
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$existrel_foreign[$master_field]['foreign_table'],
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$existrel_foreign[$master_field]['foreign_field'],
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$existrel_foreign[$master_field]['constraint'],
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$options_array[$existrel_foreign[$master_field]['on_delete']],
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$options_array[$existrel_foreign[$master_field]['on_update']]
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);
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$display_query .= $sql_query_recreate . "\n";
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$GLOBALS['dbi']->tryQuery($sql_query_recreate);
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}
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}
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return $html_output;
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}
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?>
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194
tbl_relation.php
194
tbl_relation.php
@ -40,9 +40,6 @@ $scripts->addFile('indexes.js');
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* Sets globals from $_POST
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*/
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$post_params = array(
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'destination_db',
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'destination_table',
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'destination_column',
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'destination_foreign_db',
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'destination_foreign_table',
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'destination_foreign_column',
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@ -93,192 +90,33 @@ $multi_edit_columns_name = isset($_REQUEST['fields_name'])
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? $_REQUEST['fields_name']
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: null;
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$html_output = '';
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// u p d a t e s f o r I n t e r n a l r e l a t i o n s
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if (isset($destination_db) && $cfgRelation['relwork']) {
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foreach ($destination_db as $master_field_md5 => $foreign_db) {
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$upd_query = false;
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// Map the fieldname's md5 back to its real name
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$master_field = $multi_edit_columns_name[$master_field_md5];
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$foreign_table = $destination_table[$master_field_md5];
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$foreign_field = $destination_column[$master_field_md5];
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if (! empty($foreign_db)
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&& ! empty($foreign_table)
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&& ! empty($foreign_field)
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) {
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if (! isset($existrel[$master_field])) {
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$upd_query = 'INSERT INTO '
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. PMA_Util::backquote($GLOBALS['cfgRelation']['db'])
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. '.' . PMA_Util::backquote($cfgRelation['relation'])
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. '(master_db, master_table, master_field, foreign_db,'
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. ' foreign_table, foreign_field)'
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. ' values('
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. '\'' . PMA_Util::sqlAddSlashes($db) . '\', '
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. '\'' . PMA_Util::sqlAddSlashes($table) . '\', '
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. '\'' . PMA_Util::sqlAddSlashes($master_field) . '\', '
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. '\'' . PMA_Util::sqlAddSlashes($foreign_db) . '\', '
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. '\'' . PMA_Util::sqlAddSlashes($foreign_table) . '\','
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. '\'' . PMA_Util::sqlAddSlashes($foreign_field) . '\')';
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} elseif ($existrel[$master_field]['foreign_db'] != $foreign_db
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|| $existrel[$master_field]['foreign_table'] != $foreign_table
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|| $existrel[$master_field]['foreign_field'] != $foreign_field
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) {
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$upd_query = 'UPDATE '
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. PMA_Util::backquote($GLOBALS['cfgRelation']['db'])
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. '.' . PMA_Util::backquote($cfgRelation['relation']) . ' SET'
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. ' foreign_db = \''
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. PMA_Util::sqlAddSlashes($foreign_db) . '\', '
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. ' foreign_table = \''
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. PMA_Util::sqlAddSlashes($foreign_table) . '\', '
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. ' foreign_field = \''
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. PMA_Util::sqlAddSlashes($foreign_field) . '\' '
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. ' WHERE master_db = \''
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. PMA_Util::sqlAddSlashes($db) . '\''
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. ' AND master_table = \''
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. PMA_Util::sqlAddSlashes($table) . '\''
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. ' AND master_field = \''
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. PMA_Util::sqlAddSlashes($master_field) . '\'';
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} // end if... else....
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} elseif (isset($existrel[$master_field])) {
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$upd_query = 'DELETE FROM '
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. PMA_Util::backquote($GLOBALS['cfgRelation']['db'])
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. '.' . PMA_Util::backquote($cfgRelation['relation'])
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. ' WHERE master_db = \'' . PMA_Util::sqlAddSlashes($db) . '\''
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. ' AND master_table = \'' . PMA_Util::sqlAddSlashes($table) . '\''
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. ' AND master_field = \'' . PMA_Util::sqlAddSlashes($master_field)
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. '\'';
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} // end if... else....
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if ($upd_query) {
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PMA_queryAsControlUser($upd_query);
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}
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} // end while
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if (isset($_POST['destination_db']) && $cfgRelation['relwork']) {
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PMA_handleUpdatesForInternalRelations(
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$_POST['destination_db'], $multi_edit_columns_name,
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$_POST['destination_table'],
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$_POST['destination_column'], $cfgRelation, $db, $table,
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isset($existrel) ? $existrel : null
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);
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} // end if (updates for internal relations)
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$html_output = '';
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// u p d a t e s f o r f o r e i g n k e y s
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// (for now, one index name only; we keep the definitions if the
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// foreign db is not the same)
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if (isset($destination_foreign_db)) {
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$display_query = '';
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$seen_error = false;
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foreach ($destination_foreign_db as $master_field_md5 => $foreign_db) {
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$create = false;
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$drop = false;
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// Map the fieldname's md5 back to it's real name
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$master_field = $multi_edit_columns_name[$master_field_md5];
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$foreign_table = $destination_foreign_table[$master_field_md5];
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$foreign_field = $destination_foreign_column[$master_field_md5];
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if (! empty($foreign_db)
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&& ! empty($foreign_table)
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&& ! empty($foreign_field)
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) {
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if (! isset($existrel_foreign[$master_field])) {
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// no key defined for this field
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$create = true;
|
||||
} elseif ($existrel_foreign[$master_field]['foreign_db'] != $foreign_db
|
||||
|| $existrel_foreign[$master_field]['foreign_table'] != $foreign_table
|
||||
|| $existrel_foreign[$master_field]['foreign_field'] != $foreign_field
|
||||
|| $_REQUEST['constraint_name'][$master_field_md5] != $existrel_foreign[$master_field]['constraint']
|
||||
|| ($_REQUEST['on_delete'][$master_field_md5] != (! empty($existrel_foreign[$master_field]['on_delete']) ? $existrel_foreign[$master_field]['on_delete'] : 'RESTRICT'))
|
||||
|| ($_REQUEST['on_update'][$master_field_md5] != (! empty($existrel_foreign[$master_field]['on_update']) ? $existrel_foreign[$master_field]['on_update'] : 'RESTRICT'))
|
||||
) {
|
||||
// another foreign key is already defined for this field
|
||||
// or an option has been changed for ON DELETE or ON UPDATE
|
||||
$drop = true;
|
||||
$create = true;
|
||||
} // end if... else....
|
||||
} elseif (isset($existrel_foreign[$master_field])) {
|
||||
$drop = true;
|
||||
} // end if... else....
|
||||
|
||||
$tmp_error_drop = false;
|
||||
if ($drop) {
|
||||
$drop_query = PMA_getSQLToDropForeignKey(
|
||||
$table, $existrel_foreign[$master_field]['constraint']
|
||||
);
|
||||
$display_query .= $drop_query . "\n";
|
||||
$GLOBALS['dbi']->tryQuery($drop_query);
|
||||
$tmp_error_drop = $GLOBALS['dbi']->getError();
|
||||
|
||||
if (! empty($tmp_error_drop)) {
|
||||
$seen_error = true;
|
||||
$html_output .= PMA_Util::mysqlDie(
|
||||
$tmp_error_drop, $drop_query, false, '', false
|
||||
);
|
||||
continue;
|
||||
}
|
||||
}
|
||||
$tmp_error_create = false;
|
||||
if ($create) {
|
||||
$create_query = PMA_getSQLToCreateForeignKey(
|
||||
$table, $master_field, $foreign_db, $foreign_table, $foreign_field,
|
||||
$_REQUEST['constraint_name'][$master_field_md5],
|
||||
$options_array[$_REQUEST['on_delete'][$master_field_md5]],
|
||||
$options_array[$_REQUEST['on_update'][$master_field_md5]]
|
||||
);
|
||||
|
||||
$display_query .= $create_query . "\n";
|
||||
$GLOBALS['dbi']->tryQuery($create_query);
|
||||
$tmp_error_create = $GLOBALS['dbi']->getError();
|
||||
if (! empty($tmp_error_create)) {
|
||||
$seen_error = true;
|
||||
|
||||
if (substr($tmp_error_create, 1, 4) == '1005') {
|
||||
$message = PMA_Message::error(
|
||||
__('Error creating foreign key on %1$s (check data types)')
|
||||
);
|
||||
$message->addParam($master_field);
|
||||
$message->display();
|
||||
} else {
|
||||
$html_output .= PMA_Util::mysqlDie(
|
||||
$tmp_error_create, $create_query, false, '', false
|
||||
);
|
||||
}
|
||||
$html_output .= PMA_Util::showMySQLDocu(
|
||||
'InnoDB_foreign_key_constraints'
|
||||
) . "\n";
|
||||
}
|
||||
|
||||
// this is an alteration and the old constraint has been dropped
|
||||
// without creation of a new one
|
||||
if ($drop && $create && empty($tmp_error_drop)
|
||||
&& ! empty($tmp_error_create)
|
||||
) {
|
||||
// a rollback may be better here
|
||||
$sql_query_recreate = '# Restoring the dropped constraint...' . "\n";
|
||||
$sql_query_recreate .= PMA_getSQLToCreateForeignKey(
|
||||
$table,
|
||||
$master_field,
|
||||
$existrel_foreign[$master_field]['foreign_db'],
|
||||
$existrel_foreign[$master_field]['foreign_table'],
|
||||
$existrel_foreign[$master_field]['foreign_field'],
|
||||
$existrel_foreign[$master_field]['constraint'],
|
||||
$options_array[$existrel_foreign[$master_field]['on_delete']],
|
||||
$options_array[$existrel_foreign[$master_field]['on_update']]
|
||||
);
|
||||
$display_query .= $sql_query_recreate . "\n";
|
||||
$GLOBALS['dbi']->tryQuery($sql_query_recreate);
|
||||
}
|
||||
}
|
||||
} // end foreach
|
||||
if (! empty($display_query) && ! $seen_error) {
|
||||
$html_output .= PMA_Util::getMessage(
|
||||
__('Your SQL query has been executed successfully'),
|
||||
null, 'success'
|
||||
);
|
||||
}
|
||||
$html_output .= PMA_handleUpdatesForForeignKeys(
|
||||
$destination_foreign_db,
|
||||
$multi_edit_columns_name, $destination_foreign_table,
|
||||
$destination_foreign_column, $options_array, $table,
|
||||
isset($existrel_foreign) ? $existrel_foreign : null
|
||||
);
|
||||
} // end if isset($destination_foreign)
|
||||
|
||||
|
||||
// U p d a t e s f o r d i s p l a y f i e l d
|
||||
|
||||
if ($cfgRelation['displaywork'] && isset($display_field)) {
|
||||
PMA_handleUpdateForDisplayField(
|
||||
$disp, $display_field, $db, $table, $cfgRelation
|
||||
@ -286,7 +124,7 @@ if ($cfgRelation['displaywork'] && isset($display_field)) {
|
||||
} // end if
|
||||
|
||||
// If we did an update, refresh our data
|
||||
if (isset($destination_db) && $cfgRelation['relwork']) {
|
||||
if (isset($_POST['destination_db']) && $cfgRelation['relwork']) {
|
||||
$existrel = PMA_getForeigners($db, $table, '', 'internal');
|
||||
}
|
||||
if (isset($destination_foreign_db)
|
||||
|
||||
Loading…
Reference in New Issue
Block a user
