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moodle/grade/grading/form/guide/renderer.php
Rossiani Wijaya b1fec412e3 MDL-34777 grading: add label to select and input tag 
Conflicts:

	mod/assign/lang/en/assign.php
	mod/assign/locallib.php
2012-09-18 13:18:57 +08:00

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<?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/>.
/**
* Contains the Guide grading form renderer in all of its glory
*
* @package gradingform_guide
* @copyright 2012 Dan Marsden <dan@danmarsden.com>
* @license http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
*/
defined('MOODLE_INTERNAL') || die();
/**
* Grading method plugin renderer
*
* @package gradingform_guide
* @copyright 2012 Dan Marsden <dan@danmarsden.com>
* @license http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
*/
class gradingform_guide_renderer extends plugin_renderer_base {
/**
* This function returns html code for displaying criterion. Depending on $mode it may be the
* code to edit guide, to preview the guide, to evaluate somebody or to review the evaluation.
*
* This function may be called from display_guide() to display the whole guide, or it can be
* called by itself to return a template used by JavaScript to add new empty criteria to the
* guide being designed.
* In this case it will use macros like {NAME}, {LEVELS}, {CRITERION-id}, etc.
*
* When overriding this function it is very important to remember that all elements of html
* form (in edit or evaluate mode) must have the name $elementname.
*
* Also JavaScript relies on the class names of elements and when developer changes them
* script might stop working.
*
* @param int $mode guide display mode, one of gradingform_guide_controller::DISPLAY_* {@link gradingform_guide_controller()}
* @param array $options An array of options.
* showmarkspercriterionstudents (bool) If true adds the current score to the display
* @param string $elementname the name of the form element (in editor mode) or the prefix for div ids (in view mode)
* @param array $criterion criterion data
* @param array $value (only in view mode) teacher's feedback on this criterion
* @param array $validationerrors An array containing validation errors to be shown
* @return string
*/
public function criterion_template($mode, $options, $elementname = '{NAME}', $criterion = null, $value = null,
$validationerrors = null) {
if ($criterion === null || !is_array($criterion) || !array_key_exists('id', $criterion)) {
$criterion = array('id' => '{CRITERION-id}',
'description' => '{CRITERION-description}',
'sortorder' => '{CRITERION-sortorder}',
'class' => '{CRITERION-class}',
'descriptionmarkers' => '{CRITERION-descriptionmarkers}',
'shortname' => '{CRITERION-shortname}',
'maxscore' => '{CRITERION-maxscore}');
} else {
foreach (array('sortorder', 'description', 'class', 'shortname', 'descriptionmarkers', 'maxscore') as $key) {
// Set missing array elements to empty strings to avoid warnings.
if (!array_key_exists($key, $criterion)) {
$criterion[$key] = '';
}
}
}
$criteriontemplate = html_writer::start_tag('tr', array('class' => 'criterion'. $criterion['class'],
'id' => '{NAME}-criteria-{CRITERION-id}'));
$descriptionclass = 'description';
if ($mode == gradingform_guide_controller::DISPLAY_EDIT_FULL) {
$criteriontemplate .= html_writer::start_tag('td', array('class' => 'controls'));
foreach (array('moveup', 'delete', 'movedown') as $key) {
$value = get_string('criterion'.$key, 'gradingform_guide');
$button = html_writer::empty_tag('input', array('type' => 'submit',
'name' => '{NAME}[criteria][{CRITERION-id}]['.$key.']',
'id' => '{NAME}-criteria-{CRITERION-id}-'.$key, 'value' => $value, 'title' => $value, 'tabindex' => -1));
$criteriontemplate .= html_writer::tag('div', $button, array('class' => $key));
}
$criteriontemplate .= html_writer::end_tag('td'); // Controls.
$criteriontemplate .= html_writer::empty_tag('input', array('type' => 'hidden',
'name' => '{NAME}[criteria][{CRITERION-id}][sortorder]', 'value' => $criterion['sortorder']));
$shortname = html_writer::empty_tag('input', array('type'=> 'text',
'name' => '{NAME}[criteria][{CRITERION-id}][shortname]', 'value' => htmlspecialchars($criterion['shortname']),
'id ' => '{NAME}[criteria][{CRITERION-id}][shortname]'));
$shortname = html_writer::tag('div', $shortname, array('class'=>'criterionname'));
$description = html_writer::tag('textarea', htmlspecialchars($criterion['description']),
array('name' => '{NAME}[criteria][{CRITERION-id}][description]', 'cols' => '65', 'rows' => '5'));
$description = html_writer::tag('div', $description, array('class'=>'criteriondesc'));
$descriptionmarkers = html_writer::tag('textarea', htmlspecialchars($criterion['descriptionmarkers']),
array('name' => '{NAME}[criteria][{CRITERION-id}][descriptionmarkers]', 'cols' => '65', 'rows' => '5'));
$descriptionmarkers = html_writer::tag('div', $descriptionmarkers, array('class'=>'criteriondescmarkers'));
$maxscore = html_writer::empty_tag('input', array('type'=> 'text',
'name' => '{NAME}[criteria][{CRITERION-id}][maxscore]', 'size' => '3',
'value' => htmlspecialchars($criterion['maxscore']),
'id' => '{NAME}[criteria][{CRITERION-id}][maxscore]'));
$maxscore = html_writer::tag('div', $maxscore, array('class'=>'criterionmaxscore'));
} else {
if ($mode == gradingform_guide_controller::DISPLAY_EDIT_FROZEN) {
$criteriontemplate .= html_writer::empty_tag('input', array('type' => 'hidden',
'name' => '{NAME}[criteria][{CRITERION-id}][sortorder]', 'value' => $criterion['sortorder']));
$criteriontemplate .= html_writer::empty_tag('input', array('type' => 'hidden',
'name' => '{NAME}[criteria][{CRITERION-id}][shortname]', 'value' => $criterion['shortname']));
$criteriontemplate .= html_writer::empty_tag('input', array('type' => 'hidden',
'name' => '{NAME}[criteria][{CRITERION-id}][description]', 'value' => $criterion['description']));
$criteriontemplate .= html_writer::empty_tag('input', array('type' => 'hidden',
'name' => '{NAME}[criteria][{CRITERION-id}][descriptionmarkers]', 'value' => $criterion['descriptionmarkers']));
$criteriontemplate .= html_writer::empty_tag('input', array('type' => 'hidden',
'name' => '{NAME}[criteria][{CRITERION-id}][maxscore]', 'value' => $criterion['maxscore']));
} else if ($mode == gradingform_guide_controller::DISPLAY_EVAL ||
$mode == gradingform_guide_controller::DISPLAY_VIEW) {
$descriptionclass = 'descriptionreadonly';
}
$shortname = html_writer::tag('div', $criterion['shortname'],
array('class'=>'criterionshortname', 'name' => '{NAME}[criteria][{CRITERION-id}][shortname]'));
$descmarkerclass = '';
$descstudentclass = '';
if ($mode == gradingform_guide_controller::DISPLAY_EVAL) {
if (!get_user_preferences('gradingform_guide-showmarkerdesc', true)) {
$descmarkerclass = ' hide';
}
if (!get_user_preferences('gradingform_guide-showstudentdesc', true)) {
$descstudentclass = ' hide';
}
}
$description = html_writer::tag('div', $criterion['description'],
array('class'=>'criteriondescription'.$descstudentclass,
'name' => '{NAME}[criteria][{CRITERION-id}][descriptionmarkers]'));
$descriptionmarkers = html_writer::tag('div', $criterion['descriptionmarkers'],
array('class'=>'criteriondescriptionmarkers'.$descmarkerclass,
'name' => '{NAME}[criteria][{CRITERION-id}][descriptionmarkers]'));
$maxscore = html_writer::tag('div', $criterion['maxscore'],
array('class'=>'criteriondescriptionscore', 'name' => '{NAME}[criteria][{CRITERION-id}][maxscore]'));
}
if (isset($criterion['error_description'])) {
$descriptionclass .= ' error';
}
$title = html_writer::tag('label', get_string('criterion', 'gradingform_guide'),
array('for'=>'{NAME}[criteria][{CRITERION-id}][shortname]', 'class' => 'criterionnamelabel'));
$title .= $shortname;
if ($mode == gradingform_guide_controller::DISPLAY_EDIT_FULL ||
$mode == gradingform_guide_controller::DISPLAY_PREVIEW) {
$title .= html_writer::tag('label', get_string('descriptionstudents', 'gradingform_guide'),
array('for'=>'{NAME}[criteria][{CRITERION-id}][description]'));
$title .= $description;
$title .= html_writer::tag('label', get_string('descriptionmarkers', 'gradingform_guide'),
array('for'=>'{NAME}[criteria][{CRITERION-id}][descriptionmarkers]'));
$title .= $descriptionmarkers;
$title .= html_writer::tag('label', get_string('maxscore', 'gradingform_guide'),
array('for'=>'{NAME}[criteria][{CRITERION-id}][maxscore]'));
$title .= $maxscore;
} else if ($mode == gradingform_guide_controller::DISPLAY_PREVIEW_GRADED ||
$mode == gradingform_guide_controller::DISPLAY_VIEW) {
$title .= $description;
} else {
$title .= $description . $descriptionmarkers;
}
$criteriontemplate .= html_writer::tag('td', $title, array('class' => $descriptionclass,
'id' => '{NAME}-criteria-{CRITERION-id}-shortname'));
$currentremark = '';
$currentscore = '';
if (isset($value['remark'])) {
$currentremark = $value['remark'];
}
if (isset($value['score'])) {
$currentscore = $value['score'];
}
if ($mode == gradingform_guide_controller::DISPLAY_EVAL) {
$scoreclass = '';
if (!empty($validationerrors[$criterion['id']]['score'])) {
$scoreclass = 'error';
$currentscore = $validationerrors[$criterion['id']]['score']; // Show invalid score in form.
}
$input = html_writer::tag('textarea', htmlspecialchars($currentremark),
array('name' => '{NAME}[criteria][{CRITERION-id}][remark]', 'cols' => '65', 'rows' => '5',
'class' => 'markingguideremark'));
$criteriontemplate .= html_writer::tag('td', $input, array('class' => 'remark'));
$score = html_writer::tag('label', get_string('score', 'gradingform_guide'),
array('for'=>'{NAME}[criteria][{CRITERION-id}][score]', 'class' => $scoreclass));
$score .= html_writer::empty_tag('input', array('type'=> 'text',
'name' => '{NAME}[criteria][{CRITERION-id}][score]', 'class' => $scoreclass,
'id' => '{NAME}[criteria][{CRITERION-id}][score]',
'size' => '3', 'value' => htmlspecialchars($currentscore)));
$score .= '/'.$maxscore;
$criteriontemplate .= html_writer::tag('td', $score, array('class' => 'score'));
} else if ($mode == gradingform_guide_controller::DISPLAY_EVAL_FROZEN) {
$criteriontemplate .= html_writer::empty_tag('input', array('type' => 'hidden',
'name' => '{NAME}[criteria][{CRITERION-id}][remark]', 'value' => $currentremark));
} else if ($mode == gradingform_guide_controller::DISPLAY_REVIEW ||
$mode == gradingform_guide_controller::DISPLAY_VIEW) {
$criteriontemplate .= html_writer::tag('td', $currentremark, array('class' => 'remark'));
if (!empty($options['showmarkspercriterionstudents'])) {
$criteriontemplate .= html_writer::tag('td', htmlspecialchars($currentscore). ' / '.$maxscore,
array('class' => 'score'));
}
}
$criteriontemplate .= html_writer::end_tag('tr'); // Criterion.
$criteriontemplate = str_replace('{NAME}', $elementname, $criteriontemplate);
$criteriontemplate = str_replace('{CRITERION-id}', $criterion['id'], $criteriontemplate);
return $criteriontemplate;
}
/**
* This function returns html code for displaying criterion. Depending on $mode it may be the
* code to edit guide, to preview the guide, to evaluate somebody or to review the evaluation.
*
* This function may be called from display_guide() to display the whole guide, or it can be
* called by itself to return a template used by JavaScript to add new empty criteria to the
* guide being designed.
* In this case it will use macros like {NAME}, {LEVELS}, {CRITERION-id}, etc.
*
* When overriding this function it is very important to remember that all elements of html
* form (in edit or evaluate mode) must have the name $elementname.
*
* Also JavaScript relies on the class names of elements and when developer changes them
* script might stop working.
*
* @param int $mode guide display mode, one of gradingform_guide_controller::DISPLAY_* {@link gradingform_guide_controller}
* @param string $elementname the name of the form element (in editor mode) or the prefix for div ids (in view mode)
* @param array $comment
* @return string
*/
public function comment_template($mode, $elementname = '{NAME}', $comment = null) {
if ($comment === null || !is_array($comment) || !array_key_exists('id', $comment)) {
$comment = array('id' => '{COMMENT-id}',
'description' => '{COMMENT-description}',
'sortorder' => '{COMMENT-sortorder}',
'class' => '{COMMENT-class}');
} else {
foreach (array('sortorder', 'description', 'class') as $key) {
// Set missing array elements to empty strings to avoid warnings.
if (!array_key_exists($key, $comment)) {
$criterion[$key] = '';
}
}
}
$criteriontemplate = html_writer::start_tag('tr', array('class' => 'criterion'. $comment['class'],
'id' => '{NAME}-comments-{COMMENT-id}'));
if ($mode == gradingform_guide_controller::DISPLAY_EDIT_FULL) {
$criteriontemplate .= html_writer::start_tag('td', array('class' => 'controls'));
foreach (array('moveup', 'delete', 'movedown') as $key) {
$value = get_string('comments'.$key, 'gradingform_guide');
$button = html_writer::empty_tag('input', array('type' => 'submit',
'name' => '{NAME}[comments][{COMMENT-id}]['.$key.']', 'id' => '{NAME}-comments-{COMMENT-id}-'.$key,
'value' => $value, 'title' => $value, 'tabindex' => -1));
$criteriontemplate .= html_writer::tag('div', $button, array('class' => $key));
}
$criteriontemplate .= html_writer::end_tag('td'); // Controls.
$criteriontemplate .= html_writer::empty_tag('input', array('type' => 'hidden',
'name' => '{NAME}[comments][{COMMENT-id}][sortorder]', 'value' => $comment['sortorder']));
$description = html_writer::tag('textarea', htmlspecialchars($comment['description']),
array('name' => '{NAME}[comments][{COMMENT-id}][description]', 'cols' => '65', 'rows' => '5'));
$description = html_writer::tag('div', $description, array('class'=>'criteriondesc'));
} else {
if ($mode == gradingform_guide_controller::DISPLAY_EDIT_FROZEN) {
$criteriontemplate .= html_writer::empty_tag('input', array('type' => 'hidden',
'name' => '{NAME}[comments][{COMMENT-id}][sortorder]', 'value' => $comment['sortorder']));
$criteriontemplate .= html_writer::empty_tag('input', array('type' => 'hidden',
'name' => '{NAME}[comments][{COMMENT-id}][description]', 'value' => $comment['description']));
}
if ($mode == gradingform_guide_controller::DISPLAY_EVAL) {
$description = html_writer::tag('span', htmlspecialchars($comment['description']),
array('name' => '{NAME}[comments][{COMMENT-id}][description]',
'title' => get_string('clicktocopy', 'gradingform_guide'),
'id' => '{NAME}[comments][{COMMENT-id}]', 'class'=>'markingguidecomment'));
} else {
$description = $comment['description'];
}
}
$descriptionclass = 'description';
if (isset($comment['error_description'])) {
$descriptionclass .= ' error';
}
$criteriontemplate .= html_writer::tag('td', $description, array('class' => $descriptionclass,
'id' => '{NAME}-comments-{COMMENT-id}-description'));
$criteriontemplate .= html_writer::end_tag('tr'); // Criterion.
$criteriontemplate = str_replace('{NAME}', $elementname, $criteriontemplate);
$criteriontemplate = str_replace('{COMMENT-id}', $comment['id'], $criteriontemplate);
return $criteriontemplate;
}
/**
* This function returns html code for displaying guide template (content before and after
* criteria list). Depending on $mode it may be the code to edit guide, to preview the guide,
* to evaluate somebody or to review the evaluation.
*
* This function is called from display_guide() to display the whole guide.
*
* When overriding this function it is very important to remember that all elements of html
* form (in edit or evaluate mode) must have the name $elementname.
*
* Also JavaScript relies on the class names of elements and when developer changes them
* script might stop working.
*
* @param int $mode guide display mode, one of gradingform_guide_controller::DISPLAY_* {@link gradingform_guide_controller}
* @param array $options An array of options provided to {@link gradingform_guide_renderer::guide_edit_options()}
* @param string $elementname the name of the form element (in editor mode) or the prefix for div ids (in view mode)
* @param string $criteriastr evaluated templates for this guide's criteria
* @param string $commentstr
* @return string
*/
protected function guide_template($mode, $options, $elementname, $criteriastr, $commentstr) {
$classsuffix = ''; // CSS suffix for class of the main div. Depends on the mode.
switch ($mode) {
case gradingform_guide_controller::DISPLAY_EDIT_FULL:
$classsuffix = ' editor editable';
break;
case gradingform_guide_controller::DISPLAY_EDIT_FROZEN:
$classsuffix = ' editor frozen';
break;
case gradingform_guide_controller::DISPLAY_PREVIEW:
case gradingform_guide_controller::DISPLAY_PREVIEW_GRADED:
$classsuffix = ' editor preview';
break;
case gradingform_guide_controller::DISPLAY_EVAL:
$classsuffix = ' evaluate editable';
break;
case gradingform_guide_controller::DISPLAY_EVAL_FROZEN:
$classsuffix = ' evaluate frozen';
break;
case gradingform_guide_controller::DISPLAY_REVIEW:
$classsuffix = ' review';
break;
case gradingform_guide_controller::DISPLAY_VIEW:
$classsuffix = ' view';
break;
}
$guidetemplate = html_writer::start_tag('div', array('id' => 'guide-{NAME}',
'class' => 'clearfix gradingform_guide'.$classsuffix));
$guidetemplate .= html_writer::tag('table', $criteriastr, array('class' => 'criteria', 'id' => '{NAME}-criteria'));
if ($mode == gradingform_guide_controller::DISPLAY_EDIT_FULL) {
$value = get_string('addcriterion', 'gradingform_guide');
$input = html_writer::empty_tag('input', array('type' => 'submit', 'name' => '{NAME}[criteria][addcriterion]',
'id' => '{NAME}-criteria-addcriterion', 'value' => $value, 'title' => $value));
$guidetemplate .= html_writer::tag('div', $input, array('class' => 'addcriterion'));
}
if (!empty($commentstr)) {
$guidetemplate .= html_writer::tag('label', get_string('comments', 'gradingform_guide'),
array('for' => '{NAME}-comments', 'class' => 'commentheader'));
$guidetemplate .= html_writer::tag('table', $commentstr, array('class' => 'comments', 'id' => '{NAME}-comments'));
}
if ($mode == gradingform_guide_controller::DISPLAY_EDIT_FULL) {
$value = get_string('addcomment', 'gradingform_guide');
$input = html_writer::empty_tag('input', array('type' => 'submit', 'name' => '{NAME}[comments][addcomment]',
'id' => '{NAME}-comments-addcomment', 'value' => $value, 'title' => $value));
$guidetemplate .= html_writer::tag('div', $input, array('class' => 'addcomment'));
}
$guidetemplate .= $this->guide_edit_options($mode, $options);
$guidetemplate .= html_writer::end_tag('div');
return str_replace('{NAME}', $elementname, $guidetemplate);
}
/**
* Generates html template to view/edit the guide options. Expression {NAME} is used in
* template for the form element name
*
* @param int $mode guide display mode, one of gradingform_guide_controller::DISPLAY_* {@link gradingform_guide_controller}
* @param array $options
* @return string
*/
protected function guide_edit_options($mode, $options) {
if ($mode != gradingform_guide_controller::DISPLAY_EDIT_FULL
&& $mode != gradingform_guide_controller::DISPLAY_EDIT_FROZEN
&& $mode != gradingform_guide_controller::DISPLAY_PREVIEW) {
// Options are displayed only for people who can manage.
return;
}
$html = html_writer::start_tag('div', array('class' => 'options'));
$html .= html_writer::tag('div', get_string('guideoptions', 'gradingform_guide'), array('class' => 'optionsheading'));
$attrs = array('type' => 'hidden', 'name' => '{NAME}[options][optionsset]', 'value' => 1);
$html .= html_writer::empty_tag('input', $attrs);
foreach ($options as $option => $value) {
$html .= html_writer::start_tag('div', array('class' => 'option '.$option));
$attrs = array('name' => '{NAME}[options]['.$option.']', 'id' => '{NAME}-options-'.$option);
switch ($option) {
case 'sortlevelsasc':
// Display option as dropdown.
$html .= html_writer::tag('span', get_string($option, 'gradingform_guide'), array('class' => 'label'));
$value = (int)(!!$value); // Make sure $value is either 0 or 1.
if ($mode == gradingform_guide_controller::DISPLAY_EDIT_FULL) {
$selectoptions = array(0 => get_string($option.'0', 'gradingform_guide'),
1 => get_string($option.'1', 'gradingform_guide'));
$valuestr = html_writer::select($selectoptions, $attrs['name'], $value, false, array('id' => $attrs['id']));
$html .= html_writer::tag('span', $valuestr, array('class' => 'value'));
// TODO add here button 'Sort levels'.
} else {
$html .= html_writer::tag('span', get_string($option.$value, 'gradingform_guide'),
array('class' => 'value'));
if ($mode == gradingform_guide_controller::DISPLAY_EDIT_FROZEN) {
$html .= html_writer::empty_tag('input', $attrs + array('type' => 'hidden', 'value' => $value));
}
}
break;
default:
if ($mode == gradingform_guide_controller::DISPLAY_EDIT_FROZEN && $value) {
$html .= html_writer::empty_tag('input', $attrs + array('type' => 'hidden', 'value' => $value));
}
// Display option as checkbox.
$attrs['type'] = 'checkbox';
$attrs['value'] = 1;
if ($value) {
$attrs['checked'] = 'checked';
}
if ($mode == gradingform_guide_controller::DISPLAY_EDIT_FROZEN ||
$mode == gradingform_guide_controller::DISPLAY_PREVIEW) {
$attrs['disabled'] = 'disabled';
unset($attrs['name']);
}
$html .= html_writer::empty_tag('input', $attrs);
$html .= html_writer::tag('label', get_string($option, 'gradingform_guide'), array('for' => $attrs['id']));
break;
}
$html .= html_writer::end_tag('div'); // Option.
}
$html .= html_writer::end_tag('div'); // Options.
return $html;
}
/**
* This function returns html code for displaying guide. Depending on $mode it may be the code
* to edit guide, to preview the guide, to evaluate somebody or to review the evaluation.
*
* It is very unlikely that this function needs to be overriden by theme. It does not produce
* any html code, it just prepares data about guide design and evaluation, adds the CSS
* class to elements and calls the functions level_template, criterion_template and
* guide_template
*
* @param array $criteria data about the guide design
* @param array $comments
* @param array $options
* @param int $mode guide display mode, one of gradingform_guide_controller::DISPLAY_* {@link gradingform_guide_controller}
* @param string $elementname the name of the form element (in editor mode) or the prefix for div ids (in view mode)
* @param array $values evaluation result
* @param array $validationerrors
* @return string
*/
public function display_guide($criteria, $comments, $options, $mode, $elementname = null, $values = null,
$validationerrors = null) {
$criteriastr = '';
$cnt = 0;
foreach ($criteria as $id => $criterion) {
$criterion['class'] = $this->get_css_class_suffix($cnt++, count($criteria) -1);
$criterion['id'] = $id;
if (isset($values['criteria'][$id])) {
$criterionvalue = $values['criteria'][$id];
} else {
$criterionvalue = null;
}
$criteriastr .= $this->criterion_template($mode, $options, $elementname, $criterion, $criterionvalue,
$validationerrors);
}
$cnt = 0;
$commentstr = '';
// Check if comments should be displayed.
if ($mode == gradingform_guide_controller::DISPLAY_EDIT_FULL ||
$mode == gradingform_guide_controller::DISPLAY_EDIT_FROZEN ||
$mode == gradingform_guide_controller::DISPLAY_PREVIEW ||
$mode == gradingform_guide_controller::DISPLAY_EVAL ||
$mode == gradingform_guide_controller::DISPLAY_EVAL_FROZEN) {
foreach ($comments as $id => $comment) {
$comment['id'] = $id;
$comment['class'] = $this->get_css_class_suffix($cnt++, count($comments) -1);
$commentstr .= $this->comment_template($mode, $elementname, $comment);
}
}
$output = $this->guide_template($mode, $options, $elementname, $criteriastr, $commentstr);
if ($mode == gradingform_guide_controller::DISPLAY_EVAL) {
$showdesc = get_user_preferences('gradingform_guide-showmarkerdesc', true);
$showdescstud = get_user_preferences('gradingform_guide-showstudentdesc', true);
$checked1 = array();
$checked2 = array();
$checked_s1 = array();
$checked_s2 = array();
$checked = array('checked' => 'checked');
if ($showdesc) {
$checked1 = $checked;
} else {
$checked2 = $checked;
}
if ($showdescstud) {
$checked_s1 = $checked;
} else {
$checked_s2 = $checked;
}
$radio = html_writer::tag('input', get_string('showmarkerdesc', 'gradingform_guide'), array('type' => 'radio',
'name' => 'showmarkerdesc',
'value' => "true")+$checked1);
$radio .= html_writer::tag('input', get_string('hidemarkerdesc', 'gradingform_guide'), array('type' => 'radio',
'name' => 'showmarkerdesc',
'value' => "false")+$checked2);
$output .= html_writer::tag('div', $radio, array('class' => 'showmarkerdesc'));
$radio = html_writer::tag('input', get_string('showstudentdesc', 'gradingform_guide'), array('type' => 'radio',
'name' => 'showstudentdesc',
'value' => "true")+$checked_s1);
$radio .= html_writer::tag('input', get_string('hidestudentdesc', 'gradingform_guide'), array('type' => 'radio',
'name' => 'showstudentdesc',
'value' => "false")+$checked_s2);
$output .= html_writer::tag('div', $radio, array('class' => 'showstudentdesc'));
}
return $output;
}
/**
* Help function to return CSS class names for element (first/last/even/odd) with leading space
*
* @param int $idx index of this element in the row/column
* @param int $maxidx maximum index of the element in the row/column
* @return string
*/
protected function get_css_class_suffix($idx, $maxidx) {
$class = '';
if ($idx == 0) {
$class .= ' first';
}
if ($idx == $maxidx) {
$class .= ' last';
}
if ($idx % 2) {
$class .= ' odd';
} else {
$class .= ' even';
}
return $class;
}
/**
* Displays for the student the list of instances or default content if no instances found
*
* @param array $instances array of objects of type gradingform_guide_instance
* @param string $defaultcontent default string that would be displayed without advanced grading
* @param bool $cangrade whether current user has capability to grade in this context
* @return string
*/
public function display_instances($instances, $defaultcontent, $cangrade) {
$return = '';
if (count($instances)) {
$return .= html_writer::start_tag('div', array('class' => 'advancedgrade'));
$idx = 0;
foreach ($instances as $instance) {
$return .= $this->display_instance($instance, $idx++, $cangrade);
}
$return .= html_writer::end_tag('div');
}
return $return. $defaultcontent;
}
/**
* Displays one grading instance
*
* @param gradingform_guide_instance $instance
* @param int $idx unique number of instance on page
* @param bool $cangrade whether current user has capability to grade in this context
*/
public function display_instance(gradingform_guide_instance $instance, $idx, $cangrade) {
$criteria = $instance->get_controller()->get_definition()->guide_criteria;
$options = $instance->get_controller()->get_options();
$values = $instance->get_guide_filling();
if ($cangrade) {
$mode = gradingform_guide_controller::DISPLAY_REVIEW;
} else {
$mode = gradingform_guide_controller::DISPLAY_VIEW;
}
$output = $this->box($instance->get_controller()->get_formatted_description(), 'gradingform_guide-description').
$this->display_guide($criteria, array(), $options, $mode, 'guide'.$idx, $values);
return $output;
}
/**
* Displays a confirmation message after a regrade has occured
*
* @param string $elementname
* @param int $changelevel
* @param int $value The regrade option that was used
* @return string
*/
public function display_regrade_confirmation($elementname, $changelevel, $value) {
$html = html_writer::start_tag('div', array('class' => 'gradingform_guide-regrade'));
if ($changelevel<=2) {
$html .= get_string('regrademessage1', 'gradingform_guide');
$selectoptions = array(
0 => get_string('regradeoption0', 'gradingform_guide'),
1 => get_string('regradeoption1', 'gradingform_guide')
);
$html .= html_writer::select($selectoptions, $elementname.'[regrade]', $value, false);
} else {
$html .= get_string('regrademessage5', 'gradingform_guide');
$html .= html_writer::empty_tag('input', array('name' => $elementname.'[regrade]', 'value' => 1, 'type' => 'hidden'));
}
$html .= html_writer::end_tag('div');
return $html;
}
/**
* Generates and returns HTML code to display information box about how guide score is converted to the grade
*
* @param array $scores
* @return string
*/
public function display_guide_mapping_explained($scores) {
$html = '';
if (!$scores) {
return $html;
}
if (isset($scores['modulegrade']) && $scores['maxscore'] != $scores['modulegrade']) {
$html .= $this->box(html_writer::tag('div', get_string('guidemappingexplained', 'gradingform_guide', (object)$scores))
, 'generalbox gradingform_guide-error');
}
return $html;
}
}
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