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/>.

/**

 * View a single (usually the own) submission, submit own work.

 *

 * @package    mod_workshop

 * @copyright  2009 David Mudrak <david.mudrak@gmail.com>

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

 */

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

require_once(__DIR__.'/locallib.php');

$cmid = required_param('cmid', PARAM_INT); // Course module id.

$id = optional_param('id', 0, PARAM_INT); // Submission id.

$edit = optional_param('edit', false, PARAM_BOOL); // Open the page for editing?

$assess = optional_param('assess', false, PARAM_BOOL); // Instant assessment required.

$delete = optional_param('delete', false, PARAM_BOOL); // Submission removal requested.

$confirm = optional_param('confirm', false, PARAM_BOOL); // Submission removal request confirmed.

$cm = get_coursemodule_from_id('workshop', $cmid, 0, false, MUST_EXIST);

$course = $DB->get_record('course', array('id' => $cm->course), '*', MUST_EXIST);

require_login($course, false, $cm);

if (isguestuser()) {

    throw new \moodle_exception('guestsarenotallowed');

}

$workshoprecord = $DB->get_record('workshop', array('id' => $cm->instance), '*', MUST_EXIST);

$workshop = new workshop($workshoprecord, $cm, $course);

$PAGE->set_url($workshop->submission_url(), array('cmid' => $cmid, 'id' => $id));

$PAGE->set_secondary_active_tab("modulepage");

if ($edit) {

    $PAGE->url->param('edit', $edit);

}

if ($id) { // submission is specified

    $submission = $workshop->get_submission_by_id($id);

} else { // no submission specified

    if (!$submission = $workshop->get_submission_by_author($USER->id)) {

        $submission = new stdclass();

        $submission->id = null;

        $submission->authorid = $USER->id;

        $submission->example = 0;

        $submission->grade = null;

        $submission->gradeover = null;

        $submission->published = null;

        $submission->feedbackauthor = null;

        $submission->feedbackauthorformat = editors_get_preferred_format();

    }

}

$ownsubmission  = $submission->authorid == $USER->id;

$canviewall     = has_capability('mod/workshop:viewallsubmissions', $workshop->context);

$cansubmit      = has_capability('mod/workshop:submit', $workshop->context);

$canallocate    = has_capability('mod/workshop:allocate', $workshop->context);

$canpublish     = has_capability('mod/workshop:publishsubmissions', $workshop->context);

$canoverride    = (($workshop->phase == workshop::PHASE_EVALUATION) and has_capability('mod/workshop:overridegrades', $workshop->context));

$candeleteall   = has_capability('mod/workshop:deletesubmissions', $workshop->context);

$userassessment = $workshop->get_assessment_of_submission_by_user($submission->id, $USER->id);

$isreviewer     = !empty($userassessment);

$editable       = ($cansubmit and $ownsubmission);

$deletable      = $candeleteall;

$ispublished    = ($workshop->phase == workshop::PHASE_CLOSED

                    and $submission->published == 1

                    and has_capability('mod/workshop:viewpublishedsubmissions', $workshop->context));

if (empty($submission->id) and !$workshop->creating_submission_allowed($USER->id)) {

    $editable = false;

}

if ($submission->id and !$workshop->modifying_submission_allowed($USER->id)) {

    $editable = false;

}

$canviewall = $canviewall && $workshop->check_group_membership($submission->authorid);

$editable = ($editable && $workshop->check_examples_assessed_before_submission($USER->id));

$edit = ($editable and $edit);

if (!$candeleteall and $ownsubmission and $editable) {

    // Only allow the student to delete their own submission if it's still editable and hasn't been assessed.

    if (count($workshop->get_assessments_of_submission($submission->id)) > 0) {

        $deletable = false;

    } else {

        $deletable = true;

    }

}

if ($submission->id and $delete and $confirm and $deletable) {

    require_sesskey();

    $workshop->delete_submission($submission);

    redirect($workshop->view_url());

}

$seenaspublished = false; // is the submission seen as a published submission?

if ($submission->id and ($ownsubmission or $canviewall or $isreviewer)) {

    // ok you can go

} elseif ($submission->id and $ispublished) {

    // ok you can go

    $seenaspublished = true;

} elseif (is_null($submission->id) and $cansubmit) {

    // ok you can go

} else {

    throw new \moodle_exception('nopermissions', 'error', $workshop->view_url(), 'view or create submission');

}

if ($submission->id) {

    // Trigger submission viewed event.

    $workshop->set_submission_viewed($submission);

}

if ($assess and $submission->id and !$isreviewer and $canallocate and $workshop->assessing_allowed($USER->id)) {

    require_sesskey();

    $assessmentid = $workshop->add_allocation($submission, $USER->id);

    redirect($workshop->assess_url($assessmentid));

}

if ($edit) {

    require_once(__DIR__.'/submission_form.php');

    $submission = file_prepare_standard_editor($submission, 'content', $workshop->submission_content_options(),

        $workshop->context, 'mod_workshop', 'submission_content', $submission->id);

    $submission = file_prepare_standard_filemanager($submission, 'attachment', $workshop->submission_attachment_options(),

        $workshop->context, 'mod_workshop', 'submission_attachment', $submission->id);

    $mform = new workshop_submission_form($PAGE->url, array('current' => $submission, 'workshop' => $workshop,

        'contentopts' => $workshop->submission_content_options(), 'attachmentopts' => $workshop->submission_attachment_options()));

    if ($mform->is_cancelled()) {

        redirect($workshop->view_url());

    } elseif ($cansubmit and $formdata = $mform->get_data()) {

        $formdata->id = $submission->id;

        // Creates or updates submission.

        $submission->id = $workshop->edit_submission($formdata);

        redirect($workshop->submission_url($submission->id));

    }

}

// load the form to override grade and/or publish the submission and process the submitted data eventually

if (!$edit and ($canoverride or $canpublish)) {

    $options = array(

        'editable' => true,

        'editablepublished' => $canpublish,

        'overridablegrade' => $canoverride);

    $feedbackform = $workshop->get_feedbackauthor_form($PAGE->url, $submission, $options);

    if ($data = $feedbackform->get_data()) {

        $workshop->evaluate_submission($submission, $data, $canpublish, $canoverride);

        redirect($workshop->view_url());

    }

}

$PAGE->set_title($workshop->name);

$PAGE->set_heading($course->fullname);

$PAGE->activityheader->set_attrs([

    'hidecompletion' => true,

    'description' => ''

]);

if ($edit) {

    $PAGE->navbar->add(get_string('mysubmission', 'workshop'), $workshop->submission_url(), navigation_node::TYPE_CUSTOM);

    $PAGE->navbar->add(get_string('editingsubmission', 'workshop'));

} elseif ($ownsubmission) {

    $PAGE->navbar->add(get_string('mysubmission', 'workshop'));

} else {

    $PAGE->navbar->add(get_string('submission', 'workshop'));

}

// Output starts here

$output = $PAGE->get_renderer('mod_workshop');

echo $output->header();

echo $output->heading(get_string('mysubmission', 'workshop'), 3);

// show instructions for submitting as thay may contain some list of questions and we need to know them

// while reading the submitted answer

if (trim($workshop->instructauthors)) {

    $instructions = file_rewrite_pluginfile_urls($workshop->instructauthors, 'pluginfile.php', $PAGE->context->id,

        'mod_workshop', 'instructauthors', null, workshop::instruction_editors_options($PAGE->context));

    print_collapsible_region_start('', 'workshop-viewlet-instructauthors', get_string('instructauthors', 'workshop'),

            'workshop-viewlet-instructauthors-collapsed');

    echo $output->box(format_text($instructions, $workshop->instructauthorsformat, array('overflowdiv'=>true)), array('generalbox', 'instructions'));

    print_collapsible_region_end();

}

// if in edit mode, display the form to edit the submission

if ($edit) {

    if (!empty($CFG->enableplagiarism)) {

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

        echo plagiarism_print_disclosure($cm->id);

    }

    $mform->display();

    echo $output->footer();

    die();

}

// Confirm deletion (if requested).

if ($deletable and $delete) {

    $prompt = get_string('submissiondeleteconfirm', 'workshop');

    if ($candeleteall) {

        $count = count($workshop->get_assessments_of_submission($submission->id));

        if ($count > 0) {

            $prompt = get_string('submissiondeleteconfirmassess', 'workshop', ['count' => $count]);

        }

    }

    echo $output->confirm($prompt, new moodle_url($PAGE->url, ['delete' => 1, 'confirm' => 1]), $workshop->view_url());

}

// else display the submission

if ($submission->id) {

    if ($seenaspublished) {

        $showauthor = has_capability('mod/workshop:viewauthorpublished', $workshop->context);

    } else {

        $showauthor = has_capability('mod/workshop:viewauthornames', $workshop->context);

    }

    echo $output->render($workshop->prepare_submission($submission, $showauthor));

} else {

    echo $output->box(get_string('noyoursubmission', 'workshop'));

}

// If not at removal confirmation screen, some action buttons can be displayed.

if (!$delete) {

    // Display create/edit button.

    if ($editable) {

        if ($submission->id) {

            $btnurl = new moodle_url($PAGE->url, array('edit' => 'on', 'id' => $submission->id));

            $btntxt = get_string('editsubmission', 'workshop');

        } else {

            $btnurl = new moodle_url($PAGE->url, array('edit' => 'on'));

            $btntxt = get_string('createsubmission', 'workshop');

        }

        echo $output->box($output->single_button($btnurl, $btntxt, 'get'), 'mr-1 inline');

    }

    // Display delete button.

    if ($submission->id and $deletable) {

        $url = new moodle_url($PAGE->url, array('delete' => 1));

        echo $output->box($output->single_button($url, get_string('deletesubmission', 'workshop'), 'get'), 'mr-1 inline');

    }

    // Display assess button.

    if ($submission->id and !$edit and !$isreviewer and $canallocate and $workshop->assessing_allowed($USER->id)) {

        $url = new moodle_url($PAGE->url, array('assess' => 1));

        echo $output->box($output->single_button($url, get_string('assess', 'workshop'), 'post'), 'mr-1 inline');

    }

}

if (($workshop->phase == workshop::PHASE_CLOSED) and ($ownsubmission or $canviewall)) {

    if (!empty($submission->gradeoverby) and strlen(trim($submission->feedbackauthor)) > 0) {

        echo $output->render(new workshop_feedback_author($submission));

    }

}

// and possibly display the submission's review(s)

if ($isreviewer) {

    // user's own assessment

    $strategy   = $workshop->grading_strategy_instance();

    $mform      = $strategy->get_assessment_form($PAGE->url, 'assessment', $userassessment, false);

    $options    = array(

        'showreviewer'  => true,

        'showauthor'    => $showauthor,

        'showform'      => !is_null($userassessment->grade),

        'showweight'    => true,

    );

    $assessment = $workshop->prepare_assessment($userassessment, $mform, $options);

    $assessment->title = get_string('assessmentbyyourself', 'workshop');

    if ($workshop->assessing_allowed($USER->id)) {

        if (is_null($userassessment->grade)) {

            $assessment->add_action($workshop->assess_url($assessment->id), get_string('assess', 'workshop'));

        } else {

            $assessment->add_action($workshop->assess_url($assessment->id), get_string('reassess', 'workshop'));

        }

    }

    if ($canoverride) {

        $assessment->add_action($workshop->assess_url($assessment->id), get_string('assessmentsettings', 'workshop'));

    }

    echo $output->render($assessment);

    if ($workshop->phase == workshop::PHASE_CLOSED) {

        if (strlen(trim($userassessment->feedbackreviewer)) > 0) {

            echo $output->render(new workshop_feedback_reviewer($userassessment));

        }

    }

}

if (has_capability('mod/workshop:viewallassessments', $workshop->context) or ($ownsubmission and $workshop->assessments_available())) {

    // other assessments

    $strategy       = $workshop->grading_strategy_instance();

    $assessments    = $workshop->get_assessments_of_submission($submission->id);

    $showreviewer   = has_capability('mod/workshop:viewreviewernames', $workshop->context);

    foreach ($assessments as $assessment) {

        if ($assessment->reviewerid == $USER->id) {

            // own assessment has been displayed already

            continue;

        }

        if (is_null($assessment->grade) and !has_capability('mod/workshop:viewallassessments', $workshop->context)) {

            // students do not see peer-assessment that are not graded yet

            continue;

        }

        $mform      = $strategy->get_assessment_form($PAGE->url, 'assessment', $assessment, false);

        $options    = array(

            'showreviewer'  => $showreviewer,

            'showauthor'    => $showauthor,

            'showform'      => !is_null($assessment->grade),

            'showweight'    => true,

        );

        $displayassessment = $workshop->prepare_assessment($assessment, $mform, $options);

        if ($canoverride) {

            $displayassessment->add_action($workshop->assess_url($assessment->id), get_string('assessmentsettings', 'workshop'));

        }

        echo $output->render($displayassessment);

        if ($workshop->phase == workshop::PHASE_CLOSED and has_capability('mod/workshop:viewallassessments', $workshop->context)) {

            if (strlen(trim($assessment->feedbackreviewer)) > 0) {

                echo $output->render(new workshop_feedback_reviewer($assessment));

            }

        }

    }

}

if (!$edit and $canoverride) {

    // display a form to override the submission grade

    $feedbackform->display();

}

// If portfolios are enabled and we are not on the edit/removal confirmation screen, display a button to export this page.

// The export is not offered if the submission is seen as a published one (it has no relation to the current user.

if (!empty($CFG->enableportfolios)) {

    if (!$delete and !$edit and !$seenaspublished and $submission->id and ($ownsubmission or $canviewall or $isreviewer)) {

        if (has_capability('mod/workshop:exportsubmissions', $workshop->context)) {

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

            $button = new portfolio_add_button();

            $button->set_callback_options('mod_workshop_portfolio_caller', array(

                'id' => $workshop->cm->id,

                'submissionid' => $submission->id,

            ), 'mod_workshop');

            $button->set_formats(PORTFOLIO_FORMAT_RICHHTML);

            echo html_writer::start_tag('div', array('class' => 'singlebutton'));

            echo $button->to_html(PORTFOLIO_ADD_FULL_FORM, get_string('exportsubmission', 'workshop'));

            echo html_writer::end_tag('div');

        }

    }

}

echo $output->footer();