tbl_relation.php

phpMyAdmin图形界面化操作,我已经配置好了,只要把解要压缩后的文件放到站点下就可以用了

                       . ' WHERE db_name  = \'' . PMA_sqlAddslashes($db) . '\''
                       . ' AND table_name = \'' . PMA_sqlAddslashes($table) . '\'';
        } else {
            $upd_query = 'DELETE FROM ' . PMA_backquote($GLOBALS['cfgRelation']['db']) . '.' . PMA_backquote($cfgRelation['table_info'])
                       . ' WHERE db_name  = \'' . PMA_sqlAddslashes($db) . '\''
                       . ' AND table_name = \'' . PMA_sqlAddslashes($table) . '\'';
        }
    } elseif ($display_field != '') {
        $upd_query = 'INSERT INTO ' . PMA_backquote($GLOBALS['cfgRelation']['db']) . '.' . PMA_backquote($cfgRelation['table_info'])
                   . '(db_name, table_name, display_field) '
                   . ' VALUES('
                   . '\'' . PMA_sqlAddslashes($db) . '\','
                   . '\'' . PMA_sqlAddslashes($table) . '\','
                   . '\'' . PMA_sqlAddslashes($display_field) . '\')';
    }

    if ($upd_query) {
        PMA_query_as_cu($upd_query);
    }
} // end if

// If we did an update, refresh our data
if (isset($destination) && $cfgRelation['relwork']) {
    $existrel = PMA_getForeigners($db, $table, '', 'internal');
}
if (isset($destination_foreign) && PMA_foreignkey_supported($tbl_type)) {
    $existrel_foreign = PMA_getForeigners($db, $table, '', 'foreign');
}

if ($cfgRelation['displaywork']) {
    $disp     = PMA_getDisplayField($db, $table);
}


/**
 * Dialog
 */

// common form
echo '<form method="post" action="tbl_relation.php">' . "\n";
echo PMA_generate_common_hidden_inputs($db, $table);


// relations

if ($cfgRelation['relwork'] || PMA_foreignkey_supported($tbl_type)) {
    // To choose relations we first need all tables names in current db
    // and if the main table supports foreign keys 
    // we use SHOW TABLE STATUS because we need to find other tables of the
    // same engine.

    if (PMA_foreignkey_supported($tbl_type)) {
        $tab_query           = 'SHOW TABLE STATUS FROM ' . PMA_backquote($db);
        // [0] of the row is the name
        // [1] is the type
    } else {
        $tab_query           = 'SHOW TABLES FROM ' . PMA_backquote($db);
        // [0] of the row is the name
    }

    $tab_rs              = PMA_DBI_query($tab_query, null, PMA_DBI_QUERY_STORE);
    $selectboxall[] = '';
    $selectboxall_foreign[] = '';

    while ($curr_table = PMA_DBI_fetch_row($tab_rs)) {
        $current_table = new PMA_Table($curr_table[0], $db);

        // explicitely ask for non-quoted list of indexed columns
        $selectboxall = array_merge($selectboxall, $current_table->getUniqueColumns(false));

        // if foreign keys are supported, collect all keys from other
        // tables of the same engine
        if (PMA_foreignkey_supported($tbl_type)
         && isset($curr_table[1])
         && strtoupper($curr_table[1]) == $tbl_type) {
             // explicitely ask for non-quoted list of indexed columns
            $selectboxall_foreign = array_merge($selectboxall_foreign, $current_table->getIndexedColumns(false));
        }
    } // end while over tables
} // end if

// Now find out the columns of our $table
// need to use PMA_DBI_QUERY_STORE with PMA_DBI_num_rows() in mysqli
$col_rs    = PMA_DBI_try_query('SHOW COLUMNS FROM ' . PMA_backquote($table) . ';', null, PMA_DBI_QUERY_STORE);

if ($col_rs && PMA_DBI_num_rows($col_rs) > 0) {
    while ($row = PMA_DBI_fetch_assoc($col_rs)) {
        $save_row[] = $row;
    }
    $saved_row_cnt  = count($save_row);
    ?>
    <fieldset>
    <legend><?php echo $strLinksTo; ?></legend>

    <table>
    <tr><th></th>
    <?php
    if ($cfgRelation['relwork']) {
        echo '<th>' . $strInternalRelations;
        if (PMA_foreignkey_supported($tbl_type)) {
            echo PMA_showHint($strInternalAndForeign);
        }
        echo '</th>';
    }
    if (PMA_foreignkey_supported($tbl_type)) {
        // this does not have to be translated, it's part of the MySQL syntax
        echo '<th colspan="2">FOREIGN KEY (' . $tbl_type . ')';
        echo '</th>';
    }
    ?>
    </tr>
    <?php
    $odd_row = true;
    for ($i = 0; $i < $saved_row_cnt; $i++) {
        $myfield = $save_row[$i]['Field'];
        ?>
    <tr class="<?php echo $odd_row ? 'odd' : 'even'; $odd_row = ! $odd_row; ?>">
        <td align="center">
            <strong><?php echo $save_row[$i]['Field']; ?></strong></td>
        <?php
        if ($cfgRelation['relwork']) {
            ?>
        <td><select name="destination[<?php echo htmlspecialchars($save_row[$i]['Field']); ?>]">
            <?php
            // PMA internal relations
            if (isset($existrel[$myfield])) {
                $foreign_field    = $existrel[$myfield]['foreign_db'] . '.'
                         . $existrel[$myfield]['foreign_table'] . '.'
                         . $existrel[$myfield]['foreign_field'];
            } else {
                $foreign_field    = FALSE;
            }
            $seen_key = FALSE;
            foreach ($selectboxall as $value) {
                echo '                '
                     . '<option value="' . htmlspecialchars($value) . '"';
                if ($foreign_field && $value == $foreign_field) {
                    echo ' selected="selected"';
                    $seen_key = TRUE;
                }
                echo '>' . htmlspecialchars($value) . '</option>'. "\n";
            } // end while

            // if the link defined in relationtable points to a foreign field
            // that is not a key in the foreign table, we show the link
            // (will not be shown with an arrow)
            if ($foreign_field && !$seen_key) {
                echo '                '
                    .'<option value="' . htmlspecialchars($foreign_field) . '"'
                    .' selected="selected"'
                    .'>' . $foreign_field . '</option>'. "\n";
            }
            ?>
            </select>
        </td>
            <?php
        } // end if (internal relations)

        if (PMA_foreignkey_supported($tbl_type)) {
            echo '<td>';
            if (!empty($save_row[$i]['Key'])) {
                ?>
            <span class="formelement">
            <select name="destination_foreign[<?php echo htmlspecialchars($save_row[$i]['Field']); ?>]">
                <?php
                if (isset($existrel_foreign[$myfield])) {
                    $foreign_field    = $existrel_foreign[$myfield]['foreign_db'] . '.'
                             . $existrel_foreign[$myfield]['foreign_table'] . '.'
                             . $existrel_foreign[$myfield]['foreign_field'];
                } else {
                    $foreign_field    = FALSE;
                }

                $found_foreign_field = FALSE;
                foreach ($selectboxall_foreign as $value) {
                    echo '                '
                         . '<option value="' . htmlspecialchars($value) . '"';
                    if ($foreign_field && $value == $foreign_field) {
                        echo ' selected="selected"';
                        $found_foreign_field = TRUE;
                    }
                    echo '>' . htmlspecialchars($value) . '</option>'. "\n";
                } // end while

                // we did not find the foreign field in the tables of current db,
                // must be defined in another db so show it to avoid erasing it
                if (!$found_foreign_field && $foreign_field) {
                    echo '                '
                         . '<option value="' . htmlspecialchars($foreign_field) . '"';
                    echo ' selected="selected"';
                    echo '>' . $foreign_field . '</option>' . "\n";
                }

                ?>
            </select>
            </span>
            <span class="formelement">
                <?php
                PMA_generate_dropdown('ON DELETE',
                    'on_delete[' . $save_row[$i]['Field'] . ']',
                    $options_array,
                    isset($existrel_foreign[$myfield]['on_delete']) ? $existrel_foreign[$myfield]['on_delete']: '');

                echo '</span>' . "\n"
                    .'<span class="formelement">' . "\n";

                PMA_generate_dropdown('ON UPDATE',
                    'on_update[' . $save_row[$i]['Field'] . ']',
                    $options_array,
                    isset($existrel_foreign[$myfield]['on_update']) ? $existrel_foreign[$myfield]['on_update']: '');
                echo '</span>' . "\n";
            } else {
                echo $strNoIndex;
            } // end if (a key exists)
            echo '        </td>';
        } // end if (InnoDB)
        ?>
    </tr>
        <?php
    } // end for

    echo '    </table>' . "\n";
    echo '</fieldset>' . "\n";

    if ($cfgRelation['displaywork']) {
        // Get "display_field" infos
        $disp = PMA_getDisplayField($db, $table);
        ?>
    <fieldset>
        <label><?php echo $strChangeDisplay . ': '; ?></label>
        <select name="display_field" style="vertical-align: middle">
            <option value="">---</option>
        <?php
        foreach ($save_row AS $row) {
            echo '            <option value="' . htmlspecialchars($row['Field']) . '"';
            if (isset($disp) && $row['Field'] == $disp) {
                echo ' selected="selected"';
            }
            echo '>' . htmlspecialchars($row['Field']) . '</option>'. "\n";
        } // end while
        ?>
        </select>
    </fieldset>
        <?php
    } // end if (displayworks)
    ?>
    <fieldset class="tblFooters">
        <input type="submit" value="<?php echo $strSave; ?>" />
    </fieldset>
</form>
    <?php
} // end if (we have columns in this table)

/**
 * Displays the footer
 */
require_once './libraries/footer.inc.php';
?>