diff --git a/libraries/db_qbe.lib.php b/libraries/db_qbe.lib.php
deleted file mode 100644
index f314ec701f..0000000000
--- a/libraries/db_qbe.lib.php
+++ /dev/null
@@ -1,1065 +0,0 @@
-';
- $html_output .= '';
- $html_output .= '';
- return $html_output;
-}
-
-/**
- * Provides select options list containing sort options (ASC/DESC)
- *
- * @param integer $column_number Column Number (0,1,2) or more
- * @param string $realwidth Largest column width found
- * @param string $asc_selected Selected criteria 'Ascending'
- * @param string $desc_selected Selected criteria 'Descending'
- *
- * @return HTML for select options
- */
-function getSortSelectCell($column_number, $realwidth, $asc_selected = '',
- $desc_selected = '')
-{
- $html_output = '| ';
- $html_output .= '';
- $html_output .= ' | ';
- return $html_output;
-}
-
-/**
- * Provides search form's row containing column select options
- *
- * @param array $criteria_column_count Number of criteria columns
- * @param integer $columns All column names
- * @param string $criteriaColumnInsert If a new criteria column is needed
- * @param string $criteriaColumnDelete If a criteria column is to be deleted
- *
- * @return HTML for search table's row
- */
-function PMA_dbQbegetColumnNamesRow(
- $criteria_column_count, $columns, $criteriaColumnInsert = null, $criteriaColumnDelete = null
-) {
- $html_output = '';
- $html_output .= '| ' . __('Column') . ': | ';
- $new_column_count = 0;
- for ($column_index = 0; $column_index < $criteria_column_count; $column_index++)
- {
- if (isset($criteriaColumnInsert[$column_index]) && $criteriaColumnInsert[$column_index] == 'on') {
- $html_output .= showColumnSelectCell($columns, $new_column_count);
- $new_column_count++;
- }
- if (! empty($criteriaColumnDelete) && isset($criteriaColumnDelete[$column_index]) && $criteriaColumnDelete[$column_index] == 'on') {
- continue;
- }
- $selected = '';
- if (isset($_REQUEST['criteriaColumn'][$column_index])) {
- $selected = $_REQUEST['criteriaColumn'][$column_index];
- $GLOBALS['curField'][$new_column_count] = $_REQUEST['criteriaColumn'][$column_index];
- }
- $html_output .= showColumnSelectCell($columns, $new_column_count, $selected);
- $new_column_count++;
- } // end for
- $html_output .= '
';
- return $html_output;
-}
-
-/**
- * Provides search form's row containing sort(ASC/DESC) select options
- *
- * @param array $criteria_column_count Number of criteria columns
- * @param string $realwidth Largest column width found
- * @param string $criteriaColumnInsert If a new criteria column is needed
- * @param string $criteriaColumnDelete If a criteria column is to be deleted
- *
- * @return HTML for search table's row
- */
-function PMA_dbQbegetSortRow(
- $criteria_column_count, $realwidth, $criteriaColumnInsert = null, $criteriaColumnDelete = null
-) {
- $html_output = '';
- $html_output .= '| ' . __('Sort') . ': | ';
- $new_column_count = 0;
- for ($column_index = 0; $column_index < $criteria_column_count; $column_index++)
- {
- if (! empty($criteriaColumnInsert) && isset($criteriaColumnInsert[$column_index]) && $criteriaColumnInsert[$column_index] == 'on') {
- $html_output .= getSortSelectCell($new_column_count, $realwidth);
- $new_column_count++;
- } // end if
-
- if (! empty($criteriaColumnDelete) && isset($criteriaColumnDelete[$column_index]) && $criteriaColumnDelete[$column_index] == 'on') {
- continue;
- }
- // If they have chosen all fields using the * selector,
- // then sorting is not available, Fix for Bug #570698
- if (isset($_REQUEST['criteriaSort'][$column_index]) && isset($_REQUEST['criteriaColumn'][$column_index])
- && substr($_REQUEST['criteriaColumn'][$column_index], -2) == '.*'
- ) {
- $_REQUEST['criteriaSort'][$column_index] = '';
- } //end if
- // Set asc_selected
- if (isset($_REQUEST['criteriaSort'][$column_index]) && $_REQUEST['criteriaSort'][$column_index] == 'ASC') {
- $GLOBALS['curSort'][$new_column_count] = $_REQUEST['criteriaSort'][$column_index];
- $asc_selected = ' selected="selected"';
- } else {
- $asc_selected = '';
- } // end if
- // Set desc selected
- if (isset($_REQUEST['criteriaSort'][$column_index]) && $_REQUEST['criteriaSort'][$column_index] == 'DESC') {
- $GLOBALS['curSort'][$new_column_count] = $_REQUEST['criteriaSort'][$column_index];
- $desc_selected = ' selected="selected"';
- } else {
- $desc_selected = '';
- } // end if
- $html_output .= getSortSelectCell(
- $new_column_count, $realwidth, $asc_selected, $desc_selected
- );
- $new_column_count++;
- } // end for
- $html_output .= '
';
- return $html_output;
-}
-
-/**
- * Provides search form's row containing SHOW checkboxes
- *
- * @param array $criteria_column_count Number of criteria columns
- * @param string $criteriaColumnInsert If a new criteria column is needed
- * @param string $criteriaColumnDelete If a criteria column is to be deleted
- *
- * @return HTML for search table's row
- */
-function PMA_dbQbegetShowRow(
- $criteria_column_count, $criteriaColumnInsert = null, $criteriaColumnDelete = null
-) {
- $html_output = '';
- $html_output .= '| ' . __('Show') . ': | ';
- $new_column_count = 0;
- for ($column_index = 0; $column_index < $criteria_column_count; $column_index++)
- {
- if (! empty($criteriaColumnInsert) && isset($criteriaColumnInsert[$column_index]) && $criteriaColumnInsert[$column_index] == 'on') {
- $html_output .= '';
- $html_output .= '';
- $html_output .= ' | ';
- $new_column_count++;
- } // end if
- if (! empty($criteriaColumnDelete) && isset($criteriaColumnDelete[$column_index]) && $criteriaColumnDelete[$column_index] == 'on') {
- continue;
- }
- if (isset($_REQUEST['criteriaShow'][$column_index])) {
- $checked_options = ' checked="checked"';
- $GLOBALS['curShow'][$new_column_count] = $_REQUEST['criteriaShow'][$column_index];
- } else {
- $checked_options = '';
- }
- $html_output .= '';
- $html_output .= '';
- $html_output .= ' | ';
- $new_column_count++;
- } // end for
- $html_output .= '
';
- return $html_output;
-}
-
-/**
- * Provides search form's row containing criteria Inputboxes
- *
- * @param array $criteria_column_count Number of criteria columns
- * @param string $realwidth Largest column width found
- * @param string $criteria Already Filled criteria
- * @param string $prev_criteria Previously filled criteria(hidden form field)
- * @param string $criteriaColumnInsert If a new criteria column is needed
- * @param string $criteriaColumnDelete If a criteria column is to be deleted
- *
- * @return HTML for search table's row
- */
-function PMA_dbQbegetCriteriaInputboxRow(
- $criteria_column_count, $realwidth, $criteria, $prev_criteria,
- $criteriaColumnInsert = null, $criteriaColumnDelete = null
-) {
- $html_output = '';
- $html_output .= '| ' . __('Criteria') . ': | ';
- $new_column_count = 0;
- for ($column_index = 0; $column_index < $criteria_column_count; $column_index++)
- {
- if (! empty($criteriaColumnInsert) && isset($criteriaColumnInsert[$column_index]) && $criteriaColumnInsert[$column_index] == 'on') {
- $html_output .= '';
- $html_output .= '';
- $html_output .= ' | ';
- $new_column_count++;
- } // end if
- if (! empty($criteriaColumnDelete) && isset($criteriaColumnDelete[$column_index]) && $criteriaColumnDelete[$column_index] == 'on') {
- continue;
- }
- if (isset($criteria[$column_index])) {
- $tmp_criteria = $criteria[$column_index];
- }
- if ((empty($prev_criteria) || ! isset($prev_criteria[$column_index]))
- || $prev_criteria[$column_index] != htmlspecialchars($tmp_criteria)
- ) {
- $GLOBALS['curCriteria'][$new_column_count] = $tmp_criteria;
- } else {
- $GLOBALS['curCriteria'][$new_column_count] = $prev_criteria[$column_index];
- }
- $html_output .= '';
- $html_output .= '';
- $html_output .= '';
- $html_output .= ' | ';
- $new_column_count++;
- } // end for
- $html_output .= '
';
- return $html_output;
-}
-
-/**
- * Provides footer options for adding/deleting row/columns
- *
- * @param string $type Whether row or column
- *
- * @return HTML for footer options
- */
-function PMA_dbQbeGetFootersOptions($type)
-{
- $html_output = '';
- $html_output .= (($type == 'row')
- ? __('Add/Delete criteria rows') : __('Add/Delete columns'));
- $html_output .= ':';
- $html_output .= '
';
- return $html_output;
-}
-
-/**
- * Provides search form table's footer options
- *
- * @return HTML for table footer
- */
-function PMA_dbQbeGetTableFooters()
-{
- $html_output = '';
- return $html_output;
-}
-
-/**
- * Provides a select list of database tables
- *
- * @param array $table_names Names of all the tables
- *
- * @return HTML for table select list
- */
-function PMA_dbQbeGetTablesList($table_names)
-{
- $html_output = '';
- $html_output .= '
';
- $html_output .= '';
- $html_output .= '';
- return $html_output;
-}
-
-/**
- * Provides And/Or modification cell along with Insert/Delete options
- * (For modifying search form's table columns)
- *
- * @param integer $column_number Column Number (0,1,2) or more
- * @param array $selected Selected criteria column name
- *
- * @return HTML for modification cell
- */
-function PMA_dbQbeGetAndOrColCell($column_number, $selected = null)
-{
- $html_output = '';
- $html_output .= '' . __('Or') . ':';
- $html_output .= '';
- $html_output .= ' ' . __('And') . ':';
- $html_output .= '';
- $html_output .= '
' . __('Ins');
- $html_output .= '';
- $html_output .= ' ' . __('Del');
- $html_output .= '';
- $html_output .= ' | ';
- return $html_output;
-}
-
-/**
- * Provides search form's row containing column modifications options
- * (For modifying search form's table columns)
- *
- * @param array $criteria_column_count Number of criteria columns
- * @param string $realwidth Largest column width found
- * @param string $criteria Already Filled criteria
- * @param string $prev_criteria Previously filled criteria(hidden form field)
- * @param string $criteriaColumnInsert If a new criteria column is needed
- * @param string $criteriaColumnDelete If a criteria column is to be deleted
- *
- * @return HTML for search table's row
- */
-function PMA_dbQbeGetModifyColumnsRow($criteria_column_count, $criteriaAndOrColumn,
- $criteriaColumnInsert = null, $criteriaColumnDelete = null
-) {
- $html_output = '';
- $html_output .= '| ' . __('Modify') . ': | ';
- $new_column_count = 0;
- for ($column_index = 0; $column_index < $criteria_column_count; $column_index++) {
- if (! empty($criteriaColumnInsert)
- && isset($criteriaColumnInsert[$column_index])
- && $criteriaColumnInsert[$column_index] == 'on'
- ) {
- $html_output .= PMA_dbQbeGetAndOrColCell($new_column_count);
- $new_column_count++;
- } // end if
-
- if (! empty($criteriaColumnDelete) && isset($criteriaColumnDelete[$column_index]) && $criteriaColumnDelete[$column_index] == 'on') {
- continue;
- }
-
- if (isset($criteriaAndOrColumn[$column_index])) {
- $GLOBALS['curAndOrCol'][$new_column_count] = $criteriaAndOrColumn[$column_index];
- }
- if (isset($criteriaAndOrColumn[$column_index]) && $criteriaAndOrColumn[$column_index] == 'or') {
- $checked_options['or'] = ' checked="checked"';
- $checked_options['and'] = '';
- } else {
- $checked_options['and'] = ' checked="checked"';
- $checked_options['or'] = '';
- }
- $html_output .= PMA_dbQbeGetAndOrColCell($new_column_count, $checked_options);
- $new_column_count++;
- } // end for
- $html_output .= '
';
- return $html_output;
-}
-
-/**
- * Provides Insert/Delete options for criteria inputbox
- * with AND/OR relationship modification options
- *
- * @param integer $row_index Number of criteria row
- * @param string $checked_options If checked
- *
- * @return HTML
- */
-function PMA_dbQbeGetInsDelAndOrCell($row_index, $checked_options) {
- $html_output = '';
- $html_output .= '';
- $html_output .= '';
- $html_output .= ' | ';
- return $html_output;
-}
-
-/**
- * Provides rows for criteria inputbox Insert/Delete options
- * with AND/OR relationship modification options
- *
- * @param array $criteria_column_count Number of criteria columns
- * @param integer $new_row_index New row index if rows are added/deleted
- * @param integer $row_index Row index
- * @param string $criteriaColumnInsert If a new criteria column is needed
- * @param string $criteriaColumnDelete If a criteria column is to be deleted
- * @param string $realwidth Largest column width found
- *
- * @return HTML table rows
- */
-function PMA_dbQbeGetInputboxRow($criteria_column_count, $new_row_index, $row_index,
- $criteriaColumnInsert, $criteriaColumnDelete, $realwidth
-) {
- $html_output = '';
- $new_column_count = 0;
- for ($column_index = 0; $column_index < $criteria_column_count; $column_index++) {
- if (! empty($criteriaColumnInsert)
- && isset($criteriaColumnInsert[$column_index])
- && $criteriaColumnInsert[$column_index] == 'on'
- ) {
- $or = 'Or' . $new_row_index . '[' . $new_column_count . ']';
- $html_output .= '';
- $html_output .= '';
- $html_output .= ' | ';
- $new_column_count++;
- } // end if
- if (! empty($criteriaColumnDelete)
- && isset($criteriaColumnDelete[$column_index])
- && $criteriaColumnDelete[$column_index] == 'on'
- ) {
- continue;
- }
- $or = 'Or' . $row_index;
- if (! isset(${$or})) {
- ${$or} = '';
- }
- if (! empty(${$or}) && isset(${$or}[$column_index])) {
- $tmp_or = ${$or}[$column_index];
- } else {
- $tmp_or = '';
- }
- $html_output .= '';
- $html_output .= '';
- $html_output .= ' | ';
- if (! empty(${$or}) && isset(${$or}[$column_index])) {
- $GLOBALS[${'cur' . $or}][$new_column_count] = ${$or}[$column_index];
- }
- $new_column_count++;
- } // end for
- return $html_output;
-}
-
-/**
- * Provides rows for criteria inputbox Insert/Delete options
- * with AND/OR relationship modification options
- *
- * @param integer $criteria_row_count Number of criteria rows
- * @param array $criteria_column_count Number of criteria columns
- * @param string $realwidth Largest column width found
- * @param string $criteriaColumnInsert If a new criteria column is needed
- * @param string $criteriaColumnDelete If a criteria column is to be deleted
- * @param string $criteriaAndOrRow If AND or OR is to be checked
- *
- * @return HTML table rows
- */
-function PMA_dbQbeGetInsDelAndOrCriteriaRows($criteria_row_count,
- $criteria_column_count, $realwidth, $criteriaColumnInsert, $criteriaColumnDelete,
- $criteriaAndOrRow
-) {
- $html_output = '';
- $new_row_count = 0;
- $odd_row = true;
- for ($row_index = 0; $row_index <= $criteria_row_count; $row_index++) {
- if (isset($criteriaRowInsert[$row_index]) && $criteriaRowInsert[$row_index] == 'on') {
- $checked_options['or'] = ' checked="checked"';
- $checked_options['and'] = '';
- $html_output .= '';
- $html_output .= PMA_dbQbeGetInsDelAndOrCell($new_row_count, $checked_options);
- $html_output .= PMA_dbQbeGetInputboxRow(
- $criteria_column_count, $new_row_count, $row_index, $criteriaColumnInsert,
- $criteriaColumnDelete, $realwidth
- );
- $new_row_count++;
- $html_output .= '
';
- $odd_row =! $odd_row;
- } // end if
- if (isset($criteriaRowDelete[$row_index]) && $criteriaRowDelete[$row_index] == 'on') {
- continue;
- }
- if (isset($criteriaAndOrRow[$row_index])) {
- $GLOBALS['curAndOrRow'][$new_row_count] = $criteriaAndOrRow[$row_index];
- }
- if (isset($criteriaAndOrRow[$row_index]) && $criteriaAndOrRow[$row_index] == 'and') {
- $checked_options['and'] = ' checked="checked"';
- $checked_options['or'] = '';
- } else {
- $checked_options['or'] = ' checked="checked"';
- $checked_options['and'] = '';
- }
- $html_output .= '';
- $html_output .= PMA_dbQbeGetInsDelAndOrCell($new_row_count, $checked_options);
- $html_output .= PMA_dbQbeGetInputboxRow(
- $criteria_column_count, $new_row_count, $row_index, $criteriaColumnInsert,
- $criteriaColumnDelete, $realwidth
- );
- $new_row_count++;
- $html_output .= '
';
- $odd_row =! $odd_row;
- } // end for
- return $html_output;
-}
-
-/**
- * Provides SELECT clause for building SQL query
- *
- * @param array $criteria_column_count Number of criteria columns
- *
- * @return Select clause
- */
-function PMA_dbQbeGetSelectClause($criteria_column_count){
- $select_clause = '';
- $select_clauses = array();
- for ($column_index = 0; $column_index < $criteria_column_count; $column_index++) {
- if (! empty($GLOBALS['curField'][$column_index])
- && isset($GLOBALS['curShow'][$column_index])
- && $GLOBALS['curShow'][$column_index] == 'on')
- {
- $select_clauses[] = $GLOBALS['curField'][$column_index];
- }
- } // end for
- if ($select_clauses) {
- $select_clause = 'SELECT '
- . htmlspecialchars(implode(", ", $select_clauses)) . "\n";
- }
- return $select_clause;
-}
-
-/**
- * Provides WHERE clause for building SQL query
- *
- * @param array $criteria_column_count Number of criteria columns
- * @param array $criteria_row_count Number of criteria rows
- *
- * @return Where clause
- */
-function PMA_dbQbeGetWhereClause($criteria_column_count, $criteria_row_count) {
- $where_clause = '';
- $criteria_cnt = 0;
- for ($column_index = 0; $column_index < $criteria_column_count; $column_index++) {
- if (! empty($GLOBALS['curField'][$column_index])
- && ! empty($GLOBALS['curCriteria'][$column_index])
- && $column_index
- && isset($last_where)
- && isset($GLOBALS['curAndOrCol'])) {
- $where_clause .= ' ' . strtoupper($GLOBALS['curAndOrCol'][$last_where]) . ' ';
- }
- if (! empty($GLOBALS['curField'][$column_index]) && ! empty($GLOBALS['curCriteria'][$column_index])) {
- $where_clause .= '(' . $GLOBALS['curField'][$column_index] . ' '
- . $GLOBALS['curCriteria'][$column_index] . ')';
- $last_where = $column_index;
- $criteria_cnt++;
- }
- } // end for
- if ($criteria_cnt > 1) {
- $where_clause = '(' . $where_clause . ')';
- }
- // OR rows ${'cur' . $or}[$column_index]
- if (! isset($GLOBALS['curAndOrRow'])) {
- $GLOBALS['curAndOrRow'] = array();
- }
- for ($row_index = 0; $row_index <= $criteria_row_count; $row_index++) {
- $criteria_cnt = 0;
- $qry_orwhere = '';
- $last_orwhere = '';
- for ($column_index = 0; $column_index < $criteria_column_count; $column_index++) {
- if (! empty($GLOBALS['curField'][$column_index]) && ! empty(${'curOr' . $row_index}[$column_index]) && $column_index) {
- $qry_orwhere .= ' ' . strtoupper($GLOBALS['curAndOrCol'][$last_orwhere]) . ' ';
- }
- if (! empty($GLOBALS['curField'][$column_index]) && ! empty(${'curOr' . $row_index}[$column_index])) {
- $qry_orwhere .= '(' . $GLOBALS['curField'][$column_index]
- . ' '
- . ${'curOr' . $row_index}[$column_index]
- . ')';
- $last_orwhere = $column_index;
- $criteria_cnt++;
- }
- } // end for
- if ($criteria_cnt > 1) {
- $qry_orwhere = '(' . $qry_orwhere . ')';
- }
- if (! empty($qry_orwhere)) {
- $where_clause .= "\n"
- . strtoupper(isset($GLOBALS['curAndOrRow'][$row_index]) ? $GLOBALS['curAndOrRow'][$row_index] . ' ' : '')
- . $qry_orwhere;
- } // end if
- } // end for
-
- if (! empty($where_clause) && $where_clause != '()') {
- $where_clause = 'WHERE ' . htmlspecialchars($where_clause) . "\n";
- } // end if
- return $where_clause;
-}
-
-/**
- * Provides ORDER BY clause for building SQL query
- *
- * @param array $criteria_column_count Number of criteria columns
- *
- * @return Order By clause
- */
-function PMA_dbQbeGetOrderByClause($criteria_column_count)
-{
- $orderby_clause = '';
- $orderby_clauses = array();
- for ($column_index = 0; $column_index < $criteria_column_count; $column_index++)
- {
- // if all columns are chosen with * selector, then sorting isn't available
- // Fix for Bug #570698
- if (! empty($GLOBALS['curField'][$column_index])
- && ! empty($GLOBALS['curSort'][$column_index])
- ) {
- if (substr($GLOBALS['curField'][$column_index], -2) == '.*') {
- continue;
- }
- $orderby_clauses[] = $GLOBALS['curField'][$column_index] . ' '
- . $GLOBALS['curSort'][$column_index];
- }
- } // end for
- if ($orderby_clauses) {
- $orderby_clause = 'ORDER BY '
- . htmlspecialchars(implode(", ", $orderby_clauses)) . "\n";
- }
- return $orderby_clause;
-}
-
-/**
- * Provides UNIQUE columns and INDEX columns present in criteria tables
- *
- * @param array $db Selected database
- * @param array $all_tables Tables involved in the search
- * @param array $all_columns Columns involved in the search
- * @param array $where_clause_columns Columns having criteria where clause
- *
- * @return array having UNIQUE and INDEX columns
- */
-function PMA_dbQbeGetIndexes($db, $all_tables, $all_columns, $where_clause_columns
-) {
- $unique_columns = array();
- $index_columns = array();
-
- foreach ($all_tables as $table) {
- $indexes = PMA_DBI_get_table_indexes($db, $table);
- foreach ($indexes as $index) {
- $column = $table . '.' . $index['Column_name'];
- if (isset($all_columns[$column])) {
- if ($index['Non_unique'] == 0) {
- if (isset($where_clause_columns[$column])) {
- $unique_columns[$column] = 'Y';
- } else {
- $unique_columns[$column] = 'N';
- }
- } else {
- if (isset($where_clause_columns[$column])) {
- $index_columns[$column] = 'Y';
- } else {
- $index_columns[$column] = 'N';
- }
- }
- }
- } // end while (each index of a table)
- } // end while (each table)
-
- return array(
- 'unique' => $unique_columns,
- 'index' => $index_columns
- );
-}
-
-/**
- * Provides UNIQUE columns and INDEX columns present in criteria tables
- *
- * @param array $db Selected database
- * @param array $all_tables Tables involved in the search
- * @param array $all_columns Columns involved in the search
- * @param array $where_clause_columns Columns having criteria where clause
- *
- * @return array having UNIQUE and INDEX columns
- */
-function PMA_dbQbeGetLeftJoinColumnCandidates($db, $all_tables, $all_columns,
- $where_clause_columns
-) {
- PMA_DBI_select_db($db);
- $candidate_columns = array();
-
- // Get unique columns and index columns
- $indexes = PMA_dbQbeGetIndexes(
- $db, $all_tables, $all_columns, $where_clause_columns
- );
- $unique_columns = $indexes['unique'];
- $index_columns = $indexes['index'];
-
- // now we want to find the best.
- if (isset($unique_columns) && count($unique_columns) > 0) {
- $candidate_columns = $unique_columns;
- $needsort = 1;
- } elseif (isset($index_columns) && count($index_columns) > 0) {
- $candidate_columns = $index_columns;
- $needsort = 1;
- } elseif (isset($where_clause_columns) && count($where_clause_columns) > 0) {
- $candidate_columns = $tab_wher;
- $needsort = 0;
- } else {
- $candidate_columns = $all_tables;
- $needsort = 0;
- }
-
- // If we came up with $unique_columns (very good) or $index_columns (still
- // good) as $candidate_columns we want to check if we have any 'Y' there
- // (that would mean that they were also found in the whereclauses
- // which would be great). if yes, we take only those
- if ($needsort == 1) {
- foreach ($candidate_columns as $column => $is_where) {
- $table = explode('.', $column);
- $table = $table[0];
- if ($is_where == 'Y') {
- $vg[$column] = $table;
- } else {
- $sg[$column] = $table;
- }
- }
- if (isset($vg)) {
- $candidate_columns = $vg;
- // Candidates restricted in index+where
- } else {
- $candidate_columns = $sg;
- // None of the candidates where in a where-clause
- }
- }
-
- return $candidate_columns;
-}
-
-/**
- * Provides the main table to form the LEFT JOIN clause
- *
- * @param array $db Selected database
- * @param array $all_tables Tables involved in the search
- * @param array $all_columns Columns involved in the search
- * @param array $where_clause_columns Columns having criteria where clause
- * @param array $where_clause_tables Tables having criteria where clause
- *
- * @return string table name
- */
-function PMA_dbQbeGetMasterTable($db, $all_tables, $all_columns,
- $where_clause_columns, $where_clause_tables
-) {
- $master = '';
- if (count($where_clause_tables) == 1) {
- // If there is exactly one column that has a decent where-clause
- // we will just use this
- $master = key($where_clause_tables);
- } else {
- // Now let's find out which of the tables has an index
- // (When the control user is the same as the normal user
- // because he is using one of his databases as pmadb,
- // the last db selected is not always the one where we need to work)
- $candidate_columns = PMA_dbQbeGetLeftJoinColumnCandidates(
- $db, $all_tables, $all_columns, $where_clause_columns
- );
- // If our array of candidates has more than one member we'll just
- // find the smallest table.
- // Of course the actual query would be faster if we check for
- // the Criteria which gives the smallest result set in its table,
- // but it would take too much time to check this
- if (count($candidate_columns) > 1) {
- // Of course we only want to check each table once
- $checked_tables = $candidate_columns;
- foreach ($candidate_columns as $table) {
- if ($checked_tables[$table] != 1) {
- $tsize[$table] = PMA_Table::countRecords($db, $table, false);
- $checked_tables[$table] = 1;
- }
- $csize[$table] = $tsize[$table];
- }
- asort($csize);
- reset($csize);
- $master = key($csize); // Smallest
- } else {
- reset($candidate_columns);
- $master = current($candidate_columns); // Only one single candidate
- }
- } // end if (exactly one where clause)
- return $master;
-}
-
-/**
- * Provides columns and tables that have valid where clause criteria
- *
- * @param string $criteria Already Filled criteria
- *
- * @return array
- */
-function getWhereClauseTablesAndColumns($criteria) {
- $where_clause_columns = array();
- $where_clause_tables = array();
- // Now we need all tables that we have in the where clause
- for ($column_index = 0; $column_index < count($criteria); $column_index++) {
- $current_table = explode('.', $_POST['criteriaColumn'][$column_index]);
- if (empty($current_table[0]) || empty($current_table[1])) {
- continue;
- } // end if
- $table = str_replace('`', '', $current_table[0]);
- $column = str_replace('`', '', $current_table[1]);
- $column = $table . '.' . $column;
- // Now we know that our array has the same numbers as $criteria
- // we can check which of our columns has a where clause
- if (! empty($criteria[$column_index])) {
- if (substr($criteria[$column_index], 0, 1) == '='
- || stristr($criteria[$column_index], 'is')
- ) {
- $where_clause_columns[$column] = $column;
- $where_clause_tables[$table] = $table;
- }
- } // end if
- } // end for
- return array(
- 'where_clause_tables' => $where_clause_tables,
- 'where_clause_columns' => $where_clause_columns
- );
-}
-
-/**
- * Provides FROM clause for building SQL query
- *
- * @param string $criteria Already Filled criteria
- *
- * @return FROM clause
- */
-function PMA_dbQbeGetFromClause($criteria, $cfgRelation)
-{
- $from_clause = '';
- if (isset($_POST['criteriaColumn']) && count($_POST['criteriaColumn']) > 0) {
- // Initialize some variables
- $all_tables = $all_columns = $known_tables = $remaining_tables = array();
- $left_join = '';
-
- // We only start this if we have fields, otherwise it would be dumb
- foreach ($_POST['criteriaColumn'] as $value) {
- $parts = explode('.', $value);
- if (! empty($parts[0]) && ! empty($parts[1])) {
- $table = str_replace('`', '', $parts[0]);
- $all_tables[$table] = $table;
- $all_columns[] = $table . '.' . str_replace('`', '', $parts[1]);
- }
- } // end while
-
- // Create LEFT JOINS out of Relations
- if ($cfgRelation['relwork'] && count($all_tables) > 0) {
- // Get tables and columns with valid where clauses
- $valid_where_clauses = getWhereClauseTablesAndColumns($criteria);
- $where_clause_tables = $valid_where_clauses['where_clause_tables'];
- $where_clause_columns = $valid_where_clauses['where_clause_columns'];
- // Get master table
- $master = PMA_dbQbeGetMasterTable(
- $db, $all_tables, $all_columns, $where_clause_columns, $where_clause_tables
- );
- $remaining_tables = $all_tables;
- unset($remaining_tables[$master]);
- $known_tables[$master] = $master;
-
- $run = 0;
- $emerg = '';
- while (count($remaining_tables) > 0) {
- if ($run % 2 == 0) {
- $left_join .= PMA_getRelatives('master', $remaining_tables, $known_tables);
- } else {
- $left_join .= PMA_getRelatives('foreign', $remaining_tables, $known_tables);
- }
- $run++;
- if ($run > 5) {
- foreach ($remaining_tables as $table) {
- $emerg .= ', ' . PMA_CommonFunctions::getInstance()->backquote($table);
- unset($remaining_tables[$table]);
- }
- }
- } // end while
- $from_clause = PMA_CommonFunctions::getInstance()->backquote($master)
- . $emerg . $left_join;
- } // end if ($cfgRelation['relwork'] && count($all_tables) > 0)
- } // end count($_POST['criteriaColumn']) > 0
-
- // In case relations are not defined, just generate the FROM clause
- // from the list of tables, however we don't generate any JOIN
- if (empty($from_clause) && isset($all_tables)) {
- $from_clause = implode(', ', $all_tables);
- }
- return $from_clause;
-}
-
-/**
- * Provides the generated SQL query
- *
- * @param string $criteria Already Filled criteria
- *
- * @return string SQL query
- */
-function PMA_dbQbeGetSQLQuery($criteria_column_count, $criteria_row_count, $criteria,
- $cfgRelation
-) {
- $sql_query = '';
- // get SELECT clause
- $sql_query .= PMA_dbQbeGetSelectClause($criteria_column_count);
- // get FROM clause
- $from_clause = PMA_dbQbeGetFromClause($criteria, $cfgRelation);
- if (! empty($from_clause)) {
- $sql_query .= 'FROM ' . htmlspecialchars($from_clause) . "\n";
- }
- // get WHERE clause
- $sql_query .= PMA_dbQbeGetWhereClause($criteria_column_count, $criteria_row_count);
- // get ORDER BY clause
- $sql_query .= PMA_dbQbeGetOrderByClause($criteria_column_count);
- return $sql_query;
-}
-
-/**
- * Provides the generated QBE form
- *
- * @param array $db Selected Database
- * @param array $tbl_names Number of tables
- * @param array $criteria_column_count Number of criteria columns
- * @param integer $criteria_row_count Number of criteria rows
- * @param string $criteriaColumnInsert If a new criteria column is needed
- * @param string $criteriaColumnDelete If a criteria column is to be deleted
- * @param string $realwidth Largest column width found
- * @param string $criteria Already Filled criteria
- * @param string $prev_criteria Previously filled criteria(hidden form field)
- * @param string $criteriaAndOrRow If AND or OR is to be checked among rows
- * @param string $criteriaAndOrColumn If AND or OR is to be checked among columns
- *
- * @return string QBE form
- */
-function PMA_dbQbeGetSelectionForm($db, $tbl_names, $columnNames, $criteria_column_count, $criteria_row_count,
- $criteriaColumnInsert, $criteriaColumnDelete, $realwidth, $criteria, $prev_criteria,
- $criteriaAndOrRow, $criteriaAndOrColumn, $cfgRelation
-) {
- $html_output = '';
- return $html_output;
-}
-?>