XoopsModules25x/adminer

<?php

/** Adminer customization allowing usage of plugins
* @link https://www.adminer.org/plugins/#use
* @author Jakub Vrana, http://www.vrana.cz/
* @license http://www.apache.org/licenses/LICENSE-2.0 Apache License, Version 2.0
* @license http://www.gnu.org/licenses/gpl-2.0.html GNU General Public License, version 2 (one or other)
*/
class AdminerPlugin extends Adminer {
    /** @access protected */
    var $plugins;
    
    function _findRootClass($class) { // is_subclass_of(string, string) is available since PHP 5.0.3
        do {
            $return = $class;
        } while ($class = get_parent_class($class));
        return $return;
    }
    
    /** Register plugins
    * @param array object instances or null to register all classes starting by 'Adminer'
    */
    function __construct($plugins) {
        if ($plugins === null) {
            $plugins = array();
            foreach (get_declared_classes() as $class) {
                if (preg_match('~^Adminer.~i', $class) && strcasecmp($this->_findRootClass($class), 'Adminer')) { //! can use interface
                    $plugins[$class] = new $class;
                }
            }
        }
        $this->plugins = $plugins;
        //! it is possible to use ReflectionObject to find out which plugins defines which methods at once
    }
    
    function _callParent($function, $args) {
        return call_user_func_array(array('parent', $function), $args);
    }
    
    function _applyPlugin($function, $args) {
        foreach ($this->plugins as $plugin) {
            if (method_exists($plugin, $function)) {
                switch (count($args)) { // call_user_func_array() doesn't work well with references
                    case 0: $return = $plugin->$function(); break;
                    case 1: $return = $plugin->$function($args[0]); break;
                    case 2: $return = $plugin->$function($args[0], $args[1]); break;
                    case 3: $return = $plugin->$function($args[0], $args[1], $args[2]); break;
                    case 4: $return = $plugin->$function($args[0], $args[1], $args[2], $args[3]); break;
                    case 5: $return = $plugin->$function($args[0], $args[1], $args[2], $args[3], $args[4]); break;
                    case 6: $return = $plugin->$function($args[0], $args[1], $args[2], $args[3], $args[4], $args[5]); break;
                    default: trigger_error('Too many parameters.', E_USER_WARNING);
                }
                if ($return !== null) {
                    return $return;
                }
            }
        }
        return $this->_callParent($function, $args);
    }
    
    function _appendPlugin($function, $args) {
        $return = $this->_callParent($function, $args);
        foreach ($this->plugins as $plugin) {
            if (method_exists($plugin, $function)) {
                $return += call_user_func_array(array($plugin, $function), $args);
            }
        }
        return $return;
    }
    
    // appendPlugin
    
    function dumpFormat() {
        $args = func_get_args();
        return $this->_appendPlugin(__FUNCTION__, $args);
    }
    
    function dumpOutput() {
        $args = func_get_args();
        return $this->_appendPlugin(__FUNCTION__, $args);
    }

    function editFunctions($field) {
        $args = func_get_args();
        return $this->_appendPlugin(__FUNCTION__, $args);
    }

    // applyPlugin
    
    function name() {
        $args = func_get_args();
        return $this->_applyPlugin(__FUNCTION__, $args);
    }

    function credentials() {
        $args = func_get_args();
        return $this->_applyPlugin(__FUNCTION__, $args);
    }

    function permanentLogin($create = false) {
        $args = func_get_args();
        return $this->_applyPlugin(__FUNCTION__, $args);
    }

    function database() {
        $args = func_get_args();
        return $this->_applyPlugin(__FUNCTION__, $args);
    }

    function schemas() {
        $args = func_get_args();
        return $this->_applyPlugin(__FUNCTION__, $args);
    }

    function databases($flush = true) {
        $args = func_get_args();
        return $this->_applyPlugin(__FUNCTION__, $args);
    }

    function queryTimeout() {
        $args = func_get_args();
        return $this->_applyPlugin(__FUNCTION__, $args);
    }

    function headers() {
        $args = func_get_args();
        return $this->_applyPlugin(__FUNCTION__, $args);
    }

    function head() {
        $args = func_get_args();
        return $this->_applyPlugin(__FUNCTION__, $args);
    }

    function loginForm() {
        $args = func_get_args();
        return $this->_applyPlugin(__FUNCTION__, $args);
    }

    function login($login, $password) {
        $args = func_get_args();
        return $this->_applyPlugin(__FUNCTION__, $args);
    }

    function tableName($tableStatus) {
        $args = func_get_args();
        return $this->_applyPlugin(__FUNCTION__, $args);
    }

    function fieldName($field, $order = 0) {
        $args = func_get_args();
        return $this->_applyPlugin(__FUNCTION__, $args);
    }

    function selectLinks($tableStatus, $set = '') {
        $args = func_get_args();
        return $this->_applyPlugin(__FUNCTION__, $args);
    }

    function foreignKeys($table) {
        $args = func_get_args();
        return $this->_applyPlugin(__FUNCTION__, $args);
    }

    function backwardKeys($table, $tableName) {
        $args = func_get_args();
        return $this->_applyPlugin(__FUNCTION__, $args);
    }

    function backwardKeysPrint($backwardKeys, $row) {
        $args = func_get_args();
        return $this->_applyPlugin(__FUNCTION__, $args);
    }

    function selectQuery($query, $time) {
        $args = func_get_args();
        return $this->_applyPlugin(__FUNCTION__, $args);
    }

    function rowDescription($table) {
        $args = func_get_args();
        return $this->_applyPlugin(__FUNCTION__, $args);
    }

    function rowDescriptions($rows, $foreignKeys) {
        $args = func_get_args();
        return $this->_applyPlugin(__FUNCTION__, $args);
    }

    function selectLink($val, $field) {
        $args = func_get_args();
        return $this->_applyPlugin(__FUNCTION__, $args);
    }

    function selectVal($val, $link, $field, $original) {
        $args = func_get_args();
        return $this->_applyPlugin(__FUNCTION__, $args);
    }

    function editVal($val, $field) {
        $args = func_get_args();
        return $this->_applyPlugin(__FUNCTION__, $args);
    }

    function selectColumnsPrint($select, $columns) {
        $args = func_get_args();
        return $this->_applyPlugin(__FUNCTION__, $args);
    }

    function selectSearchPrint($where, $columns, $indexes) {
        $args = func_get_args();
        return $this->_applyPlugin(__FUNCTION__, $args);
    }

    function selectOrderPrint($order, $columns, $indexes) {
        $args = func_get_args();
        return $this->_applyPlugin(__FUNCTION__, $args);
    }

    function selectLimitPrint($limit) {
        $args = func_get_args();
        return $this->_applyPlugin(__FUNCTION__, $args);
    }

    function selectLengthPrint($text_length) {
        $args = func_get_args();
        return $this->_applyPlugin(__FUNCTION__, $args);
    }

    function selectActionPrint($indexes) {
        $args = func_get_args();
        return $this->_applyPlugin(__FUNCTION__, $args);
    }

    function selectCommandPrint() {
        $args = func_get_args();
        return $this->_applyPlugin(__FUNCTION__, $args);
    }

    function selectImportPrint() {
        $args = func_get_args();
        return $this->_applyPlugin(__FUNCTION__, $args);
    }

    function selectEmailPrint($emailFields, $columns) {
        $args = func_get_args();
        return $this->_applyPlugin(__FUNCTION__, $args);
    }

    function selectColumnsProcess($columns, $indexes) {
        $args = func_get_args();
        return $this->_applyPlugin(__FUNCTION__, $args);
    }

    function selectSearchProcess($fields, $indexes) {
        $args = func_get_args();
        return $this->_applyPlugin(__FUNCTION__, $args);
    }

    function selectOrderProcess($fields, $indexes) {
        $args = func_get_args();
        return $this->_applyPlugin(__FUNCTION__, $args);
    }

    function selectLimitProcess() {
        $args = func_get_args();
        return $this->_applyPlugin(__FUNCTION__, $args);
    }

    function selectLengthProcess() {
        $args = func_get_args();
        return $this->_applyPlugin(__FUNCTION__, $args);
    }

    function selectEmailProcess($where, $foreignKeys) {
        $args = func_get_args();
        return $this->_applyPlugin(__FUNCTION__, $args);
    }

    function selectQueryBuild($select, $where, $group, $order, $limit, $page) {
        $args = func_get_args();
        return $this->_applyPlugin(__FUNCTION__, $args);
    }

    function messageQuery($query, $time) {
        $args = func_get_args();
        return $this->_applyPlugin(__FUNCTION__, $args);
    }

    function editInput($table, $field, $attrs, $value) {
        $args = func_get_args();
        return $this->_applyPlugin(__FUNCTION__, $args);
    }

    function processInput($field, $value, $function = '') {
        $args = func_get_args();
        return $this->_applyPlugin(__FUNCTION__, $args);
    }

    function dumpDatabase($db) {
        $args = func_get_args();
        return $this->_applyPlugin(__FUNCTION__, $args);
    }

    function dumpTable($table, $style, $is_view = 0) {
        $args = func_get_args();
        return $this->_applyPlugin(__FUNCTION__, $args);
    }

    function dumpData($table, $style, $query) {
        $args = func_get_args();
        return $this->_applyPlugin(__FUNCTION__, $args);
    }

    function dumpFilename($identifier) {
        $args = func_get_args();
        return $this->_applyPlugin(__FUNCTION__, $args);
    }

    function dumpHeaders($identifier, $multi_table = false) {
        $args = func_get_args();
        return $this->_applyPlugin(__FUNCTION__, $args);
    }

    function homepage() {
        $args = func_get_args();
        return $this->_applyPlugin(__FUNCTION__, $args);
    }

    function navigation($missing) {
        $args = func_get_args();
        return $this->_applyPlugin(__FUNCTION__, $args);
    }

    function databasesPrint($missing) {
        $args = func_get_args();
        return $this->_applyPlugin(__FUNCTION__, $args);
    }

    function tablesPrint($tables) {
        $args = func_get_args();
        return $this->_applyPlugin(__FUNCTION__, $args);
    }

}