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bug #1621280, support VIEW dependencies during export

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This commit is contained in:
Marc Delisle
2006-12-26 16:10:47 +00:00
parent 93659bd8d1
commit b0588d3570
123 changed files with 305 additions and 20 deletions
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54
libraries/export/sql.php
View File

@@ -350,6 +350,29 @@ function PMA_exportDBFooter($db)
return $result;
}
/**
* Returns a stand-in CREATE definition to resolve view dependencies
*
* @param string the database name
* @param string the vew name
* @param string the end of line sequence
*
* @return string resulting definition
*
* @access public
*/
function PMA_getTableDefStandIn($db, $view, $crlf) {
$create_query = 'CREATE TABLE ' . PMA_backquote($view) . ' (' . $crlf;
$tmp = array();
$columns = PMA_DBI_get_columns_full($db, $view);
foreach($columns as $column_name => $definition) {
$tmp[] = PMA_backquote($column_name) . ' ' . $definition['Type'] . $crlf;
}
$create_query .= implode(',', $tmp) . ');';
return($create_query);
}
/**
* Returns $table's CREATE definition
*
@@ -632,23 +655,42 @@ function PMA_getTableComments($db, $table, $crlf, $do_relation = false, $do_comm
* @param boolean whether to include relation comments
* @param boolean whether to include column comments
* @param boolean whether to include mime comments
* @param string 'stand_in', 'create_table', 'create_view'
*
* @return bool Whether it suceeded
*
* @access public
*/
function PMA_exportStructure($db, $table, $crlf, $error_url, $relation = FALSE, $comments = FALSE, $mime = FALSE, $dates = FALSE)
function PMA_exportStructure($db, $table, $crlf, $error_url, $relation = FALSE, $comments = FALSE, $mime = FALSE, $dates = FALSE, $export_mode)
{
$formatted_table_name = (isset($GLOBALS['sql_backquotes']))
? PMA_backquote($table)
: '\'' . $table . '\'';
$dump = $crlf
. $GLOBALS['comment_marker'] . '--------------------------------------------------------' . $crlf
. $crlf . $GLOBALS['comment_marker'] . $crlf
. $GLOBALS['comment_marker'] . $GLOBALS['strTableStructure'] . ' ' . $formatted_table_name . $crlf
. $GLOBALS['comment_marker'] . $crlf
. PMA_getTableDef($db, $table, $crlf, $error_url, $dates) . ';' . $crlf
. PMA_getTableComments($db, $table, $crlf, $relation, $comments, $mime);
. $crlf . $GLOBALS['comment_marker'] . $crlf;
switch($export_mode) {
case 'create_table':
$dump .= $GLOBALS['comment_marker'] . $GLOBALS['strTableStructure'] . ' ' . $formatted_table_name . $crlf
. $GLOBALS['comment_marker'] . $crlf;
$dump .= PMA_getTableDef($db, $table, $crlf, $error_url, $dates) . ';' . $crlf;
break;
case 'create_view':
$dump .= $GLOBALS['comment_marker'] . $GLOBALS['strStructureForView'] . ' ' . $formatted_table_name . $crlf
. $GLOBALS['comment_marker'] . $crlf;
// delete the stand-in table previously created
$dump .= 'DROP TABLE IF EXISTS ' . PMA_backquote($table) . ';' . $crlf;
$dump .= PMA_getTableDef($db, $table, $crlf, $error_url, $dates) . ';' . $crlf;
break;
case 'stand_in':
$dump .= $GLOBALS['comment_marker'] . $GLOBALS['strStandInStructureForView'] . ' ' . $formatted_table_name . $crlf
. $GLOBALS['comment_marker'] . $crlf;
// export a stand-in definition to resolve view dependencies
$dump .= PMA_getTableDefStandIn($db, $table, $crlf);
} // end switch
$dump .= PMA_getTableComments($db, $table, $crlf, $relation, $comments, $mime);
// this one is built by PMA_getTableDef() to use in table copy/move
// but not in the case of export
unset($GLOBALS['sql_constraints_query']);