MDL-29029 move dbtransfer to admin tools

AMOS BEGIN
 CPY [dbexport,core_dbtransfer],[pluginname,tool_dbtransfer]
 MOV [dbexport,core_dbtransfer],[dbexport,tool_dbtransfer]
 MOV [dbtransfer,core_dbtransfer],[dbtransfer,tool_dbtransfer]
 MOV [exportdata,core_dbtransfer],[exportdata,tool_dbtransfer]
 MOV [notargetconectexception,core_dbtransfer],[notargetconectexception,tool_dbtransfer]
 MOV [pluginname,core_dbtransfer],[pluginname,tool_dbtransfer]
 MOV [transferdata,core_dbtransfer],[transferdata,tool_dbtransfer]
 MOV [transferdbintro,core_dbtransfer],[transferdbintro,tool_dbtransfer]
 MOV [transferdbtoserver,core_dbtransfer],[transferdbtoserver,tool_dbtransfer]
 MOV [transferringdbto,core_dbtransfer],[transferringdbto,tool_dbtransfer]
AMOS END

admin/settings/development.php

@@ -19,10 +19,6 @@
 
     $ADMIN->add('experimental', $temp);
 
-    // DB transfer related pages
-    $ADMIN->add('experimental', new admin_externalpage('dbtransfer', get_string('dbtransfer', 'dbtransfer'), $CFG->wwwroot.'/'.$CFG->admin.'/dbtransfer/index.php', 'moodle/site:config', true));
-    $ADMIN->add('experimental', new admin_externalpage('dbexport', get_string('dbexport', 'dbtransfer'), $CFG->wwwroot.'/'.$CFG->admin.'/dbtransfer/dbexport.php', 'moodle/site:config', true));
-
     // "debugging" settingpage
     $temp = new admin_settingpage('debugging', get_string('debugging', 'admin'));
     $temp->add(new admin_setting_special_debug());

admin/tool/dbtransfer/database_export_form.php

@@ -0,0 +1,40 @@
+<?php
+// This file is part of Moodle - http://moodle.org/
+//
+// Moodle is free software: you can redistribute it and/or modify
+// it under the terms of the GNU General Public License as published by
+// the Free Software Foundation, either version 3 of the License, or
+// (at your option) any later version.
+//
+// Moodle is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+// GNU General Public License for more details.
+//
+// You should have received a copy of the GNU General Public License
+// along with Moodle.  If not, see <http://www.gnu.org/licenses/>.
+
+/**
+ * Transfer form
+ *
+ * @package    tool
+ * @subpackage dbtransfer
+ * @copyright  2008 Petr Skoda
+ * @license    http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
+ */
+
+defined('MOODLE_INTERNAL') || die;
+
+require_once $CFG->libdir.'/formslib.php';
+
+class database_export_form extends moodleform {
+
+    function definition() {
+        $mform = $this->_form;
+
+        $mform->addElement('header', 'database', get_string('dbexport', 'tool_dbtransfer'));
+        $mform->addElement('textarea', 'description', get_string('description'), array('rows'=>5, 'cols'=>60));
+
+        $this->add_action_buttons(false, get_string('exportdata', 'tool_dbtransfer'));
+    }
+}

admin/dbtransfer/database_transfer_form.php → admin/tool/dbtransfer/database_transfer_form.php

@@ -1,8 +1,29 @@
 <?php
+// This file is part of Moodle - http://moodle.org/
+//
+// Moodle is free software: you can redistribute it and/or modify
+// it under the terms of the GNU General Public License as published by
+// the Free Software Foundation, either version 3 of the License, or
+// (at your option) any later version.
+//
+// Moodle is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+// GNU General Public License for more details.
+//
+// You should have received a copy of the GNU General Public License
+// along with Moodle.  If not, see <http://www.gnu.org/licenses/>.
 
-if (!defined('MOODLE_INTERNAL')) {
-    die('Direct access to this script is forbidden.');    ///  It must be included from a Moodle page
-}
+/**
+ * Transfer form
+ *
+ * @package    tool
+ * @subpackage dbtransfer
+ * @copyright  2008 Petr Skoda
+ * @license    http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
+ */
+
+defined('MOODLE_INTERNAL') || die;
 
 require_once $CFG->libdir.'/formslib.php';
 
@@ -11,7 +32,7 @@ class database_transfer_form extends moodleform {
     function definition() {
         $mform = $this->_form;
 
-        $mform->addElement('header', 'database', get_string('dbtransfer', 'dbtransfer'));
+        $mform->addElement('header', 'database', get_string('dbtransfer', 'tool_dbtransfer'));
 
         $supported = array (
             'mysqli/native',
@@ -43,6 +64,6 @@ function definition() {
         $mform->addRule('dbpass', get_string('required'), 'required', null);
         $mform->addRule('prefix', get_string('required'), 'required', null);
 
-        $this->add_action_buttons(false, get_string('transferdata', 'dbtransfer'));
+        $this->add_action_buttons(false, get_string('transferdata', 'tool_dbtransfer'));
     }
 }

admin/tool/dbtransfer/dbexport.php

@@ -0,0 +1,46 @@
+<?php
+// This file is part of Moodle - http://moodle.org/
+//
+// Moodle is free software: you can redistribute it and/or modify
+// it under the terms of the GNU General Public License as published by
+// the Free Software Foundation, either version 3 of the License, or
+// (at your option) any later version.
+//
+// Moodle is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+// GNU General Public License for more details.
+//
+// You should have received a copy of the GNU General Public License
+// along with Moodle.  If not, see <http://www.gnu.org/licenses/>.
+
+/**
+ * Export
+ *
+ * @package    tool
+ * @subpackage dbtransfer
+ * @copyright  2008 Petr Skoda
+ * @license    http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
+ */
+
+define('NO_OUTPUT_BUFFERING', true);
+
+require('../../../config.php');
+require_once('locallib.php');
+require_once('database_export_form.php');
+
+require_login();
+admin_externalpage_setup('tooldbexport');
+
+//create form
+$form = new database_export_form();
+
+if ($data = $form->get_data()) {
+    dbtransfer_export_xml_database($data->description, $DB);
+    die;
+}
+
+echo $OUTPUT->header();
+// TODO: add some more info here
+$form->display();
+echo $OUTPUT->footer();

admin/tool/dbtransfer/index.php

@@ -0,0 +1,72 @@
+<?php
+// This file is part of Moodle - http://moodle.org/
+//
+// Moodle is free software: you can redistribute it and/or modify
+// it under the terms of the GNU General Public License as published by
+// the Free Software Foundation, either version 3 of the License, or
+// (at your option) any later version.
+//
+// Moodle is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+// GNU General Public License for more details.
+//
+// You should have received a copy of the GNU General Public License
+// along with Moodle.  If not, see <http://www.gnu.org/licenses/>.
+
+/**
+ * Transfer tool
+ *
+ * @package    tool
+ * @subpackage dbtransfer
+ * @copyright  2008 Petr Skoda
+ * @license    http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
+ */
+
+define('NO_OUTPUT_BUFFERING', true);
+
+require('../../../config.php');
+require_once('locallib.php');
+require_once('database_transfer_form.php');
+
+require_login();
+admin_externalpage_setup('tooldbtransfer');
+
+// Create the form
+$form = new database_transfer_form();
+
+// If we have valid input.
+if ($data = $form->get_data()) {
+    // Connect to the other database.
+    list($dbtype, $dblibrary) = explode('/', $data->driver);
+    $targetdb = moodle_database::get_driver_instance($dbtype, $dblibrary);
+    if (!$targetdb->connect($data->dbhost, $data->dbuser, $data->dbpass, $data->dbname, $data->prefix, null)) {
+        throw new dbtransfer_exception('notargetconectexception', null, "$CFG->wwwroot/$CFG->admin/tool/dbtransfer/");
+    }
+    if ($targetdb->get_tables()) {
+        throw new dbtransfer_exception('targetdatabasenotempty', null, "$CFG->wwwroot/$CFG->admin/tool/dbtransfer/");
+    }
+
+    // Start output.
+    echo $OUTPUT->header();
+    $data->dbtype = $dbtype;
+    echo $OUTPUT->heading(get_string('transferringdbto', 'tool_dbtransfer', $data));
+
+    // Do the transfer.
+    $feedback = new html_list_progress_trace();
+    dbtransfer_transfer_database($DB, $targetdb, $feedback);
+    $feedback->finished();
+
+    // Finish up.
+    echo $OUTPUT->notification(get_string('success'), 'notifysuccess');
+    echo $OUTPUT->continue_button("$CFG->wwwroot/$CFG->admin/");
+    echo $OUTPUT->footer();
+    die;
+}
+
+// Otherwise display the settings form.
+echo $OUTPUT->header();
+echo $OUTPUT->heading(get_string('transferdbtoserver', 'tool_dbtransfer'));
+echo '<p>', get_string('transferdbintro', 'tool_dbtransfer'), "</p>\n\n";
+$form->display();
+echo $OUTPUT->footer();

admin/tool/dbtransfer/lang/en/tool_dbtransfer.php

@@ -0,0 +1,35 @@
+<?php
+// This file is part of Moodle - http://moodle.org/
+//
+// Moodle is free software: you can redistribute it and/or modify
+// it under the terms of the GNU General Public License as published by
+// the Free Software Foundation, either version 3 of the License, or
+// (at your option) any later version.
+//
+// Moodle is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+// GNU General Public License for more details.
+//
+// You should have received a copy of the GNU General Public License
+// along with Moodle.  If not, see <http://www.gnu.org/licenses/>.
+
+/**
+ * Strings for component 'tool_generator', language 'en', branch 'MOODLE_22_STABLE'
+ *
+ * @package    tool
+ * @subpackage dbtransfer
+ * @copyright  2011 petr Skoda
+ * @license    http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
+ */
+
+$string['dbexport'] = 'Database transfer';
+$string['dbtransfer'] = 'Database export';
+$string['exportdata'] = 'Export data';
+$string['notargetconectexception'] = 'Can not connect target database, sorry.';
+$string['pluginname'] = 'Database transfer';
+$string['transferdata'] = 'Transfer data';
+$string['transferdbintro'] = 'This script will transfer the entire contents of this database to another database server.';
+$string['transferdbtoserver'] = 'Transfer this Moodle database to another server';
+$string['transferringdbto'] = 'Transferring this database to {$a->dbtype} database {$a->dbname} on {$a->dbhost}';
+

admin/dbtransfer/lib.php → admin/tool/dbtransfer/locallib.php

@@ -1,10 +1,34 @@
 <?php
+// This file is part of Moodle - http://moodle.org/
+//
+// Moodle is free software: you can redistribute it and/or modify
+// it under the terms of the GNU General Public License as published by
+// the Free Software Foundation, either version 3 of the License, or
+// (at your option) any later version.
+//
+// Moodle is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+// GNU General Public License for more details.
+//
+// You should have received a copy of the GNU General Public License
+// along with Moodle.  If not, see <http://www.gnu.org/licenses/>.
 
+/**
+ * Export db content to file.
+ *
+ * @package    tool
+ * @subpackage dbtransfer
+ * @copyright  2008 Petr Skoda {@link http://skodak.org}
+ * @license    http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
+ */
+
+defined('MOODLE_INTERNAL') || die;
 /*
 
 TODO:
   - exporting to server file >2GB fails in 32bit operating systems - needs warning
-  - we may run out of disk space exporting to srever file - we must verify the file is not truncated; read from the end of file?
+  - we may run out of disk space exporting to server file - we must verify the file is not truncated; read from the end of file?
   - when sending file >4GB - FAT32 limit, Apache limit, browser limit - needs warning
   - there must be some form of progress bar during export, transfer - new tracking class could be passed around
   - command line operation - could work around some 2G/4G limits in PHP; useful for cron full backups