Proyectos de Subversion Moodle

<?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/>.

/**

 * Manage multiblock instances.

 *

 * @package   block_multiblock

 * @copyright 2019 Peter Spicer <peter.spicer@catalyst-eu.net>

 * @license   http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later

 */

use block_multiblock\helper;

use block_multiblock\icon_helper;

use block_multiblock\navigation;

require(__DIR__ . '/../../config.php');

require_once($CFG->libdir.'/tablelib.php');

$blockid = required_param('id', PARAM_INT);

$actionableinstance = optional_param('instance', 0, PARAM_INT);

$performaction = optional_param('action', '', PARAM_TEXT);

require_login();

list($block, $blockinstance, $blockmanager) = helper::bootstrap_page($blockid);

// Now we've done permissions checks, reset the URL to be the real one.

$pageurl = new moodle_url('/blocks/multiblock/manage.php', ['id' => $blockid]);

helper::set_page_real_url($pageurl);

$blockmanager->show_only_fake_blocks(true);

$blockctx = context_block::instance($blockid);

$multiblockblocks = $blockinstance->load_multiblocks($blockctx->id);

// Set up the add block routine.

$forcereload = false;

$addblock = new \block_multiblock\form\addblock($pageurl, ['id' => $blockid]);

if ($newblockdata = $addblock->get_data()) {

    if (!empty($newblockdata->addsubmit) && $newblockdata->addblock) {

        $position = 1;

        foreach ($multiblockblocks as $instance) {

            if ((int) $instance->defaultweight > $position) {

                $position = (int) $instance->defaultweight;

            }

        }

        // Add the block to the parent context, then move it in.

        $blockmanager->add_block($newblockdata->addblock, $blockmanager->get_default_region(), $position + 1,

            $block->showinsubcontexts);

        // Helpfully, $blockmanager won't give us back the id it just added, so we have to go find it.

        $conditions = [

            'blockname' => $newblockdata->addblock,

            'parentcontextid' => $PAGE->context->id,

        ];

        $lastinserted = $DB->get_records('block_instances', $conditions, 'id DESC', 'id', 0, 1);

        if ($lastinserted) {

            helper::move_block(current($lastinserted)->id, $blockid);

        }

        // Now we need to re-prep the table exist.

        $forcereload = true;

    } else if (!empty($newblockdata->movesubmit) && !empty($newblockdata->moveblock)) {

        // Merge it in and then reprep the table and form.

        helper::move_block($newblockdata->moveblock, $blockid);

        $forcereload = true;

    }

} else if ($performaction) {

    switch ($performaction) {

        case 'moveup':

            $positions = array_keys($multiblockblocks);

            if (in_array($actionableinstance, $positions) && $positions[0] != $actionableinstance) {

                $current = array_search($actionableinstance, $positions);

                $temp = $positions[$current - 1];

                $positions[$current - 1] = $positions[$current];

                $positions[$current] = $temp;

            }

            foreach ($positions as $position => $actionableinstance) {

                $new = (object) [

                    'id' => $actionableinstance,

                    'defaultweight' => $position + 1,

                ];

                $DB->update_record('block_instances', $new);

            }

            $forcereload = true;

            break;

        case 'movedown':

            $positions = array_keys($multiblockblocks);

            if (in_array($actionableinstance, $positions) && $positions[count($positions) - 1] != $actionableinstance) {

                $current = array_search($actionableinstance, $positions);

                $temp = $positions[$current + 1];

                $positions[$current + 1] = $positions[$current];

                $positions[$current] = $temp;

            }

            foreach ($positions as $position => $actionableinstance) {

                $new = (object) [

                    'id' => $actionableinstance,

                    'defaultweight' => $position + 1,

                ];

                $DB->update_record('block_instances', $new);

            }

            $forcereload = true;

            break;

        case 'split':

            helper::split_block($blockinstance->instance, $actionableinstance);

            $forcereload = true;

            break;

        case 'delete':

            blocks_delete_instance($multiblockblocks[$actionableinstance]);

            $forcereload = true;

            break;

        case 'splitdelete':

            $parenturl = navigation::get_page_url($blockid);

            foreach (array_keys($multiblockblocks) as $childid) {

                helper::split_block($blockinstance->instance, $childid);

            }

            blocks_delete_instance($blockinstance->instance);

            redirect($parenturl);

            break;

    }

}

// And begin our output.

echo $OUTPUT->header();

if ($forcereload) {

    $multiblockblocks = $blockinstance->load_multiblocks($blockctx->id);

    unset($_POST['addblock'], $_POST['moveblock']); // Reset the form element so it doesn't attempt to reuse values it had before.

    $addblock = new \block_multiblock\form\addblock($pageurl, ['id' => $blockid]);

}

if (empty($multiblockblocks)) {

    echo html_writer::tag('p', get_string('multiblockhasnosubblocks', 'block_multiblock'));

} else {

    $table = new flexible_table('block_multiblock_admin');

    $headers = [

        'title' => get_string('table:blocktitle', 'block_multiblock'),

        'type' => get_string('table:blocktype', 'block_multiblock'),

        'actions' => get_string('table:actions', 'block_multiblock'),

    ];

    if (!helper::is_totara()) {

        $headers['updated'] = get_string('table:lastupdated', 'block_multiblock');

    }

    $table->define_columns(array_keys($headers));

    $table->define_headers(array_values($headers));

    $table->define_baseurl(new moodle_url('/blocks/multiblock/manage.php', ['id' => $blockid]));

    $table->set_attribute('class', 'admintable blockstable generaltable');

    $table->set_attribute('id', 'multiblocktable');

    $table->sortable(false);

    $table->setup();

    $first = 0;

    $last = 0;

    foreach ($multiblockblocks as $instance) {

        if (!$first) {

            $first = $instance->id;

        }

        $last = $instance->id;

    }

    foreach ($multiblockblocks as $instance) {

        $actions = '';

        $baseactionurl = new moodle_url('/blocks/multiblock/manage.php', [

            'id' => $blockid,

            'instance' => $instance->id,

            'sesskey' => sesskey()

        ]);

        // Molve the sub-block up, if it's not the first one.

        if ($instance->id != $first) {

            $url = $baseactionurl;

            $url->params(['action' => 'moveup']);

            $actions .= $OUTPUT->action_icon($url, icon_helper::arrow_up(get_string('moveup')));

        } else {

            $actions .= icon_helper::space();

        }

        // Move sub-block down, if it's not the last one.

        if ($instance->id != $last) {

            $url = $baseactionurl;

            $url->params(['action' => 'movedown']);

            $actions .= $OUTPUT->action_icon($url, icon_helper::arrow_down(get_string('movedown')));

        } else {

            $actions .= icon_helper::space();

        }

        // Edit settings button.

        if (file_exists($CFG->dirroot . '/blocks/' . $instance->blockinstance->name() . '/edit_form.php')) {

            $url = new moodle_url('/blocks/multiblock/configinstance.php', [

                'id' => $blockid,

                'instance' => $instance->id,

                'sesskey' => sesskey(),

            ]);

            $actions .= $OUTPUT->action_icon($url, icon_helper::settings(get_string('settings')));

        } else {

            $actions .= icon_helper::space();

        }

        // Split out to parent context.

        $url = $baseactionurl;

        $url->params(['action' => 'split']);

        $actions .= $OUTPUT->action_icon($url, icon_helper::level_up(get_string('movetoparentpage', 'block_multiblock')));

        // Delete button.

        $url = $baseactionurl;

        $url->params(['action' => 'delete']);

        $actions .= $OUTPUT->action_icon($url, icon_helper::delete(get_string('delete')));

        $notitle = html_writer::tag('em', get_string('notitle', 'block_multiblock'), ['class' => 'text-muted']);

        $row = [

            !empty($instance->blockinstance->get_title()) ? $instance->blockinstance->get_title() : $notitle,

            get_string('pluginname', 'block_' . $instance->blockinstance->name()),

            $actions,

        ];

        if (!helper::is_totara()) {

            $row[] = userdate($instance->timemodified, get_string('strftimedatetime', 'core_langconfig'));

        }

        $table->add_data($row);

    }

    $table->print_html();

}

echo html_writer::empty_tag('hr');

$addblock->display();

echo $OUTPUT->footer();