958 lines
38 KiB
PHP
958 lines
38 KiB
PHP
<?php
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/* vim: set expandtab sw=4 ts=4 sts=4: */
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/**
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* Library for handling Database QBE search
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*
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* @package PhpMyAdmin
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*/
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if (! defined('PHPMYADMIN')) {
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exit;
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}
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/**
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* Provides select options list containing column names
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*
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* @param array $columns All Column Names
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* @param integer $column_number Column Number (0,1,2) or more
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* @param string $selected Selected criteria column name
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*
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* @return HTML for select options
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*/
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function showColumnSelectCell($columns, $column_number, $selected = '')
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{
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$html_output = '';
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$html_output .= '<td class="center">';
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$html_output .= '<select name="criteriaColumn[' . $column_number . ']" size="1">';
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$html_output .= '<option value=""> </option>';
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foreach ($columns as $column) {
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$html_output .= '<option value="' . htmlspecialchars($column) . '"'
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. (($column === $selected) ? ' selected="selected"' : '') . '>'
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. str_replace(' ', ' ', htmlspecialchars($column)) . '</option>';
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}
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$html_output .= '</select>';
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$html_output .= '</td>';
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return $html_output;
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}
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/**
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* Provides select options list containing sort options (ASC/DESC)
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*
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* @param integer $column_number Column Number (0,1,2) or more
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* @param string $realwidth Largest column width found
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* @param string $asc_selected Selected criteria 'Ascending'
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* @param string $desc_selected Selected criteria 'Descending'
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*
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* @return HTML for select options
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*/
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function getSortSelectCell($column_number, $realwidth, $asc_selected = '',
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$desc_selected = '')
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{
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$html_output = '<td class="center">';
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$html_output .= '<select style="width: ' . $realwidth
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. '" name="criteriaSort[' . $column_number . ']" size="1">';
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$html_output .= '<option value=""> </option>';
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$html_output .= '<option value="ASC"' . $asc_selected . '>' . __('Ascending')
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. '</option>';
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$html_output .= '<option value="DESC"' . $desc_selected . '>' . __('Descending')
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. '</option>';
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$html_output .= '</select>';
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$html_output .= '</td>';
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return $html_output;
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}
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/**
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* Provides search form's row containing column select options
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*
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* @param array $criteria_column_count Number of criteria columns
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* @param integer $columns All column names
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* @param string $criteriaColumnInsert If a new criteria column is needed
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* @param string $criteriaColumnDelete If a criteria column is to be deleted
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*
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* @return HTML for search table's row
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*/
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function PMA_dbQbegetColumnNamesRow(
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$criteria_column_count, $columns, $criteriaColumnInsert = null, $criteriaColumnDelete = null
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) {
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$html_output = '<tr class="odd noclick">';
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$html_output .= '<th>' . __('Column') . ':</th>';
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$new_column_count = 0;
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for ($column_index = 0; $column_index < $criteria_column_count; $column_index++)
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{
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if (isset($criteriaColumnInsert[$column_index]) && $criteriaColumnInsert[$column_index] == 'on') {
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$html_output .= showColumnSelectCell($columns, $new_column_count);
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$new_column_count++;
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}
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if (! empty($criteriaColumnDelete) && isset($criteriaColumnDelete[$column_index]) && $criteriaColumnDelete[$column_index] == 'on') {
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continue;
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}
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$selected = '';
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if (isset($_REQUEST['criteriaColumn'][$column_index])) {
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$selected = $_REQUEST['criteriaColumn'][$column_index];
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$GLOBALS['curField'][$new_column_count] = $_REQUEST['criteriaColumn'][$column_index];
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}
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$html_output .= showColumnSelectCell($columns, $new_column_count, $selected);
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$new_column_count++;
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} // end for
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$html_output .= '</tr>';
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return $html_output;
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}
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/**
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* Provides search form's row containing sort(ASC/DESC) select options
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*
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* @param array $criteria_column_count Number of criteria columns
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* @param string $realwidth Largest column width found
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* @param string $criteriaColumnInsert If a new criteria column is needed
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* @param string $criteriaColumnDelete If a criteria column is to be deleted
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*
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* @return HTML for search table's row
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*/
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function PMA_dbQbegetSortRow(
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$criteria_column_count, $realwidth, $criteriaColumnInsert = null, $criteriaColumnDelete = null
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) {
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$html_output = '<tr class="even noclick">';
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$html_output .= '<th>' . __('Sort') . ':</th>';
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$new_column_count = 0;
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for ($column_index = 0; $column_index < $criteria_column_count; $column_index++)
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{
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if (! empty($criteriaColumnInsert) && isset($criteriaColumnInsert[$column_index]) && $criteriaColumnInsert[$column_index] == 'on') {
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$html_output .= getSortSelectCell($new_column_count, $realwidth);
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$new_column_count++;
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} // end if
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if (! empty($criteriaColumnDelete) && isset($criteriaColumnDelete[$column_index]) && $criteriaColumnDelete[$column_index] == 'on') {
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continue;
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}
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// If they have chosen all fields using the * selector,
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// then sorting is not available, Fix for Bug #570698
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if (isset($_REQUEST['criteriaSort'][$column_index]) && isset($_REQUEST['criteriaColumn'][$column_index])
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&& substr($_REQUEST['criteriaColumn'][$column_index], -2) == '.*'
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) {
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$_REQUEST['criteriaSort'][$column_index] = '';
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} //end if
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// Set asc_selected
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if (isset($_REQUEST['criteriaSort'][$column_index]) && $_REQUEST['criteriaSort'][$column_index] == 'ASC') {
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$GLOBALS['curSort'][$new_column_count] = $_REQUEST['criteriaSort'][$column_index];
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$asc_selected = ' selected="selected"';
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} else {
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$asc_selected = '';
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} // end if
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// Set desc selected
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if (isset($_REQUEST['criteriaSort'][$column_index]) && $_REQUEST['criteriaSort'][$column_index] == 'DESC') {
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$GLOBALS['curSort'][$new_column_count] = $_REQUEST['criteriaSort'][$column_index];
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$desc_selected = ' selected="selected"';
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} else {
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$desc_selected = '';
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} // end if
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$html_output .= getSortSelectCell(
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$new_column_count, $realwidth, $asc_selected, $desc_selected
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);
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$new_column_count++;
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} // end for
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$html_output .= '</tr>';
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return $html_output;
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}
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/**
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* Provides search form's row containing SHOW checkboxes
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*
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* @param array $criteria_column_count Number of criteria columns
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* @param string $criteriaColumnInsert If a new criteria column is needed
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* @param string $criteriaColumnDelete If a criteria column is to be deleted
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*
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* @return HTML for search table's row
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*/
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function PMA_dbQbegetShowRow(
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$criteria_column_count, $criteriaColumnInsert = null, $criteriaColumnDelete = null
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) {
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$html_output = '<tr class="odd noclick">';
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$html_output .= '<th>' . __('Show') . ':</th>';
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$new_column_count = 0;
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for ($column_index = 0; $column_index < $criteria_column_count; $column_index++)
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{
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if (! empty($criteriaColumnInsert) && isset($criteriaColumnInsert[$column_index]) && $criteriaColumnInsert[$column_index] == 'on') {
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$html_output .= '<td class="center">';
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$html_output .= '<input type="checkbox" name="criteriaShow[' . $new_column_count . ']" />';
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$html_output .= '</td>';
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$new_column_count++;
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} // end if
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if (! empty($criteriaColumnDelete) && isset($criteriaColumnDelete[$column_index]) && $criteriaColumnDelete[$column_index] == 'on') {
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continue;
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}
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if (isset($_REQUEST['criteriaShow'][$column_index])) {
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$checked_options = ' checked="checked"';
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$GLOBALS['curShow'][$new_column_count] = $_REQUEST['criteriaShow'][$column_index];
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} else {
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$checked_options = '';
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}
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$html_output .= '<td class="center">';
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$html_output .= '<input type="checkbox" name="criteriaShow[' . $new_column_count . ']"'
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. $checked_options . ' />';
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$html_output .= '</td>';
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$new_column_count++;
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} // end for
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$html_output .= '</tr>';
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return $html_output;
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}
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/**
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* Provides search form's row containing criteria Inputboxes
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*
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* @param array $criteria_column_count Number of criteria columns
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* @param string $realwidth Largest column width found
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* @param string $criteria Already Filled criteria
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* @param string $prev_criteria Previously filled criteria(hidden form field)
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* @param string $criteriaColumnInsert If a new criteria column is needed
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* @param string $criteriaColumnDelete If a criteria column is to be deleted
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*
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* @return HTML for search table's row
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*/
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function PMA_dbQbegetCriteriaInputboxRow(
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$criteria_column_count, $realwidth, $criteria, $prev_criteria,
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$criteriaColumnInsert = null, $criteriaColumnDelete = null
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) {
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$html_output = '<tr class="even noclick">';
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$html_output .= '<th>' . __('Criteria') . ':</th>';
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$new_column_count = 0;
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for ($column_index = 0; $column_index < $criteria_column_count; $column_index++)
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{
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if (! empty($criteriaColumnInsert) && isset($criteriaColumnInsert[$column_index]) && $criteriaColumnInsert[$column_index] == 'on') {
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$html_output .= '<td class="center">';
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$html_output .= '<input type="text" name="criteria[' . $new_column_count . ']"'
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. ' value="" class="textfield" style="width: ' . $realwidth
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. '" size="20" />';
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$html_output .= '</td>';
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$new_column_count++;
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} // end if
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if (! empty($criteriaColumnDelete) && isset($criteriaColumnDelete[$column_index]) && $criteriaColumnDelete[$column_index] == 'on') {
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continue;
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}
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if (isset($criteria[$column_index])) {
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$tmp_criteria = $criteria[$column_index];
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}
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if ((empty($prev_criteria) || ! isset($prev_criteria[$column_index]))
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|| $prev_criteria[$column_index] != htmlspecialchars($tmp_criteria)
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) {
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$GLOBALS['curCriteria'][$new_column_count] = $tmp_criteria;
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} else {
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$GLOBALS['curCriteria'][$new_column_count] = $prev_criteria[$column_index];
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}
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$html_output .= '<td class="center">';
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$html_output .= '<input type="hidden" name="prev_criteria[' . $new_column_count . ']"'
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. ' value="' . htmlspecialchars($GLOBALS['curCriteria'][$new_column_count]) . '" />';
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$html_output .= '<input type="text" name="criteria[' . $new_column_count . ']"'
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. ' value="' . htmlspecialchars($tmp_criteria) . '" class="textfield"'
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. ' style="width: ' . $realwidth . '" size="20" />';
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$html_output .= '</td>';
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$new_column_count++;
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} // end for
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$html_output .= '</tr>';
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return $html_output;
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}
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/**
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* Provides footer options for adding/deleting row/columns
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*
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* @param string $type Whether row or column
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*
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* @return HTML for footer options
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*/
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function PMA_dbQbeGetFootersOptions($type)
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{
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$html_output = '<div class="floatleft">';
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$html_output .= (($type == 'row')
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? __('Add/Delete criteria rows') : __('Add/Delete columns'));
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$html_output .= ':<select size="1" name="'
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. (($type == 'row') ? 'criteriaRowAdd' : 'criteriaColumnAdd') . '">';
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$html_output .= '<option value="-3">-3</option>';
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$html_output .= '<option value="-2">-2</option>';
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$html_output .= '<option value="-1">-1</option>';
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$html_output .= '<option value="0" selected="selected">0</option>';
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$html_output .= '<option value="1">1</option>';
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$html_output .= '<option value="2">2</option>';
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$html_output .= '<option value="3">3</option>';
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$html_output .= '</select>';
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$html_output .= '</div>';
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return $html_output;
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}
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/**
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* Provides search form table's footer options
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*
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* @return HTML for table footer
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*/
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function PMA_dbQbeGetTableFooters()
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{
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$html_output = '<fieldset class="tblFooters">';
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$html_output .= PMA_dbQbeGetFootersOptions("row");
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$html_output .= PMA_dbQbeGetFootersOptions("column");
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$html_output .= '<div class="floatleft">';
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$html_output .= '<input type="submit" name="modify"'
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. 'value="' . __('Update Query') . '" />';
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$html_output .= '</div>';
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$html_output .= '</fieldset>';
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return $html_output;
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}
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/**
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* Provides a select list of database tables
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*
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* @param array $table_names Names of all the tables
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*
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* @return HTML for table select list
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*/
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function PMA_dbQbeGetTablesList($table_names)
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{
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$html_output = '<div class="floatleft">';
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$html_output .= '<fieldset>';
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$html_output .= '<legend>' . __('Use Tables') . '</legend>';
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// Build the options list for each table name
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$options = '';
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$numTableListOptions = 0;
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foreach ($table_names as $key => $val) {
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$options .= '<option value="' . htmlspecialchars($key) . '"' . $val . '>'
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. (str_replace(' ', ' ', htmlspecialchars($key))) . '</option>';
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$numTableListOptions++;
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}
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$html_output .= '<select name="TableList[]" multiple="multiple" id="listTable"'
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. ' size="' . (($numTableListOptions > 30) ? '15' : '7') . '">';
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$html_output .= $options;
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$html_output .= '</select>';
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$html_output .= '</fieldset>';
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$html_output .= '<fieldset class="tblFooters">';
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$html_output .= '<input type="submit" name="modify" value="'
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. __('Update Query') . '" />';
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$html_output .= '</fieldset>';
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$html_output .= '</div>';
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return $html_output;
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}
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/**
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* Provides And/Or modification cell along with Insert/Delete options
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* (For modifying search form's table columns)
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*
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* @param integer $column_number Column Number (0,1,2) or more
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* @param array $selected Selected criteria column name
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*
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* @return HTML for modification cell
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*/
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function PMA_dbQbeGetAndOrColCell($column_number, $selected = null)
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{
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$html_output = '<td class="center">';
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$html_output .= '<strong>' . __('Or') . ':</strong>';
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$html_output .= '<input type="radio" name="criteriaAndOrColumn[' . $column_number . ']"'
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. ' value="or"' . $selected['or'] . ' />';
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$html_output .= ' <strong>' . __('And') . ':</strong>';
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$html_output .= '<input type="radio" name="criteriaAndOrColumn[' . $column_number . ']"'
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. ' value="and"' . $selected['and'] . ' />';
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$html_output .= '<br />' . __('Ins');
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$html_output .= '<input type="checkbox" name="criteriaColumnInsert[' . $column_number . ']" />';
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$html_output .= ' ' . __('Del');
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$html_output .= '<input type="checkbox" name="criteriaColumnDelete[' . $column_number . ']" />';
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$html_output .= '</td>';
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return $html_output;
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}
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/**
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* Provides search form's row containing column modifications options
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* (For modifying search form's table columns)
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*
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* @param array $criteria_column_count Number of criteria columns
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* @param string $realwidth Largest column width found
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* @param string $criteria Already Filled criteria
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* @param string $prev_criteria Previously filled criteria(hidden form field)
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* @param string $criteriaColumnInsert If a new criteria column is needed
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* @param string $criteriaColumnDelete If a criteria column is to be deleted
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*
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* @return HTML for search table's row
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*/
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function PMA_dbQbeGetModifyColumnsRow($criteria_column_count, $criteriaAndOrColumn,
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$criteriaColumnInsert = null, $criteriaColumnDelete = null
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) {
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$html_output = '<tr class="even noclick">';
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$html_output .= '<th>' . __('Modify') . ':</th>';
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$new_column_count = 0;
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for ($column_index = 0; $column_index < $criteria_column_count; $column_index++) {
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if (! empty($criteriaColumnInsert)
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&& isset($criteriaColumnInsert[$column_index])
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&& $criteriaColumnInsert[$column_index] == 'on'
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) {
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$html_output .= PMA_dbQbeGetAndOrColCell($new_column_count);
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$new_column_count++;
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} // end if
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if (! empty($criteriaColumnDelete) && isset($criteriaColumnDelete[$column_index]) && $criteriaColumnDelete[$column_index] == 'on') {
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continue;
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}
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if (isset($criteriaAndOrColumn[$column_index])) {
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$GLOBALS['curAndOrCol'][$new_column_count] = $criteriaAndOrColumn[$column_index];
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}
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if (isset($criteriaAndOrColumn[$column_index]) && $criteriaAndOrColumn[$column_index] == 'or') {
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$checked_options['or'] = ' checked="checked"';
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$checked_options['and'] = '';
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} else {
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$checked_options['and'] = ' checked="checked"';
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$checked_options['or'] = '';
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}
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$html_output .= PMA_dbQbeGetAndOrColCell($new_column_count, $checked_options);
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$new_column_count++;
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} // end for
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$html_output .= '</tr>';
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return $html_output;
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}
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/**
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* Provides Insert/Delete options for criteria inputbox
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* with AND/OR relationship modification options
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*
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* @param integer $row_index Number of criteria row
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* @param string $checked_options If checked
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*
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* @return HTML
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*/
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function PMA_dbQbeGetInsDelAndOrCell($row_index, $checked_options) {
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$html_output = '<td class="' . $GLOBALS['cell_align_right'] . ' nowrap">';
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$html_output .= '<!-- Row controls -->';
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$html_output .= '<table class="nospacing nopadding">';
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$html_output .= '<tr>';
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$html_output .= '<td class="' . $GLOBALS['cell_align_right'] . ' nowrap">';
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$html_output .= '<small>' . __('Ins') . ':</small>';
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$html_output .= '<input type="checkbox"'
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. ' name="criteriaRowInsert[' . $row_index . ']" />';
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$html_output .= '</td>';
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$html_output .= '<td class="' . $GLOBALS['cell_align_right'] . '">';
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$html_output .= '<strong>' . __('And') . ':</strong>';
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$html_output .= '</td>';
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$html_output .= '<td>';
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$html_output .= '<input type="radio"'
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. ' name="criteriaAndOrRow[' . $row_index . ']" value="and"'
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. $checked_options['and'] . ' />';
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$html_output .= '</td>';
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$html_output .= '</tr>';
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$html_output .= '<tr>';
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$html_output .= '<td class="' . $GLOBALS['cell_align_right'] . ' nowrap">';
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$html_output .= '<small>' . __('Del') . ':</small>';
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$html_output .= '<input type="checkbox"'
|
|
. ' name="criteriaRowDelete[' . $row_index . ']" />';
|
|
$html_output .= '</td>';
|
|
$html_output .= '<td class="' . $GLOBALS['cell_align_right'] . '">';
|
|
$html_output .= '<strong>' . __('Or') . ':</strong>';
|
|
$html_output .= '</td>';
|
|
$html_output .= '<td>';
|
|
$html_output .= '<input type="radio" name="criteriaAndOrRow[' . $row_index . ']"'
|
|
. ' value="or"' . $checked_options['or'] . ' />';
|
|
$html_output .= '</td>';
|
|
$html_output .= '</tr>';
|
|
$html_output .= '</table>';
|
|
$html_output .= '</td>';
|
|
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 .= '<td class="center">';
|
|
$html_output .= '<input type="text" name="Or' . $or . '" class="textfield"'
|
|
. ' style="width: ' . $realwidth . '" size="20" />';
|
|
$html_output .= '</td>';
|
|
$new_column_count++;
|
|
} // end if
|
|
if (! empty($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 .= '<td class="center">';
|
|
$html_output .= '<input type="text" name="Or' . $new_row_index . '[' . $new_column_count . ']' . '"'
|
|
. ' value="' . htmlspecialchars($tmp_or) . '" class="textfield"'
|
|
. ' style="width: ' . $realwidth . '" size="20" />';
|
|
$html_output .= '</td>';
|
|
if (! empty(${$or}) && isset(${$or}[$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'] = '';
|
|
$html_output .= '<tr class="' . ($odd_row ? 'odd' : 'even') . ' noclick">';
|
|
$html_output .= PMA_dbQbeGetInsDelAndOrCell($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 .= '</tr>';
|
|
$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'] = '';
|
|
}
|
|
$html_output .= '<tr class="' . ($odd_row ? 'odd' : 'even') . ' noclick">';
|
|
$html_output .= PMA_dbQbeGetInsDelAndOrCell($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 .= '</tr>';
|
|
$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 $criteria Already Filled criteria
|
|
*
|
|
* @return FROM clause
|
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*/
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function PMA_dbQbeGetFromClause($criteria, $cfgRelation)
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{
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$from_clause = '';
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if (isset($_POST['criteriaColumn']) && count($_POST['criteriaColumn']) > 0) {
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// Initialize some variables
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$all_tables = $all_columns = $known_tables = $remaining_tables = array();
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$left_join = '';
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// We only start this if we have fields, otherwise it would be dumb
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foreach ($_POST['criteriaColumn'] as $value) {
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$parts = explode('.', $value);
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if (! empty($parts[0]) && ! empty($parts[1])) {
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$table = str_replace('`', '', $parts[0]);
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$all_tables[$table] = $table;
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$all_columns[] = $table . '.' . str_replace('`', '', $parts[1]);
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}
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} // end while
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// Create LEFT JOINS out of Relations
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if ($cfgRelation['relwork'] && count($all_tables) > 0) {
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// Get tables and columns with valid where clauses
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$valid_where_clauses = getWhereClauseTablesAndColumns($criteria);
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$where_clause_tables = $valid_where_clauses['where_clause_tables'];
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$where_clause_columns = $valid_where_clauses['where_clause_columns'];
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// Get master table
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$master = PMA_dbQbeGetMasterTable(
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$db, $all_tables, $all_columns, $where_clause_columns, $where_clause_tables
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);
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$remaining_tables = $all_tables;
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unset($remaining_tables[$master]);
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$known_tables[$master] = $master;
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$run = 0;
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$emerg = '';
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while (count($remaining_tables) > 0) {
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if ($run % 2 == 0) {
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$left_join .= PMA_getRelatives('master', $remaining_tables, $known_tables);
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} else {
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$left_join .= PMA_getRelatives('foreign', $remaining_tables, $known_tables);
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}
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$run++;
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if ($run > 5) {
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foreach ($remaining_tables as $table) {
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$emerg .= ', ' . PMA_CommonFunctions::getInstance()->backquote($table);
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unset($remaining_tables[$table]);
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}
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}
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} // end while
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$from_clause = PMA_CommonFunctions::getInstance()->backquote($master)
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. $emerg . $left_join;
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} // end if ($cfgRelation['relwork'] && count($all_tables) > 0)
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} // end count($_POST['criteriaColumn']) > 0
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// In case relations are not defined, just generate the FROM clause
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// from the list of tables, however we don't generate any JOIN
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if (empty($from_clause) && isset($all_tables)) {
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$from_clause = implode(', ', $all_tables);
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}
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return $from_clause;
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}
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?>
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