Use repeat form element for date ranges (#185)

classes/edit_element_form.php

@@ -64,6 +64,7 @@ class edit_element_form extends \moodleform {
         $mform->addHelpButton('name', 'elementname', 'customcert');
 
         $this->element = \mod_customcert\element_factory::get_element_instance($element);
+        $this->element->set_edit_element_form($this);
         $this->element->render_form_elements($mform);
 
         $this->add_action_buttons(true);

classes/element.php

@@ -102,6 +102,11 @@ abstract class element {
      */
     protected $showposxy;
 
+    /**
+     * @var edit_element_form Element edit form instance.
+     */
+    private $editelementform;
+
     /**
      * Constructor.
      *
@@ -422,4 +427,27 @@ abstract class element {
             return $this->element->$name;
         }
     }
+
+    /**
+     * Set edit form instance for the custom cert element.
+     *
+     * @param \mod_customcert\edit_element_form $editelementform
+     */
+    public function set_edit_element_form(edit_element_form $editelementform) {
+        $this->editelementform = $editelementform;
+    }
+
+    /**
+     * Get edit form instance for the custom cert element.
+     *
+     * @return \mod_customcert\edit_element_form
+     */
+    public function get_edit_element_form() {
+        if (empty($this->editelementform)) {
+            throw new \coding_exception('Edit element form instance is not set.');
+        }
+
+        return $this->editelementform;
+    }
+
 }

element/daterange/classes/element.php

@@ -74,11 +74,6 @@ class element extends \mod_customcert\element {
      */
     const DATE_YEAR_PLACEHOLDER = '{{date_year}}';
 
-    /**
-     * Default max number of dateranges per element.
-     */
-    const DEFAULT_MAX_RANGES = 10;
-
     /**
      * Date - Issue
      */
@@ -135,68 +130,59 @@ class element extends \mod_customcert\element {
         $mform->addHelpButton('fallbackstring', 'fallbackstring', 'customcertelement_daterange');
         $mform->setType('fallbackstring', PARAM_NOTAGS);
 
-        if (!$maxranges = get_config('customcertelement_daterange', 'maxranges')) {
+        if (empty($this->get_decoded_data()->dateranges)) {
-            $maxranges = self::DEFAULT_MAX_RANGES;
+            $repeats = 1;
+        } else {
+            $repeats = count($this->get_decoded_data()->dateranges);
         }
 
-        if (!empty($this->get_data())) {
+        $ranges = [];
-            if ($maxranges < $this->get_decoded_data()->numranges) {
-                $maxranges = $this->get_decoded_data()->numranges;
-            }
-        }
 
-        $mform->addElement('hidden', 'numranges', $maxranges);
+        $ranges[] = $mform->createElement('html', '<hr>');
-        $mform->setType('numranges', PARAM_INT);
 
-        for ($i = 0; $i < $maxranges; $i++) {
+        $ranges[] = $mform->createElement(
+            'date_selector',
+            'startdate',
+            get_string('start', 'customcertelement_daterange')
+        );
 
-            $mform->addElement('static',
+        $ranges[] = $mform->createElement(
-                $this->build_element_name('group', $i),
+            'date_selector',
-                get_string('daterange', 'customcertelement_daterange', $i + 1),
+            'enddate',
-                ''
+            get_string('end', 'customcertelement_daterange')
-            );
+        );
 
-            $mform->addElement(
+        $ranges[] = $mform->createElement(
-                'checkbox',
+            'checkbox',
-                $this->build_element_name('enabled', $i),
+            'recurring',
-                get_string('enable')
+            get_string('recurring', 'customcertelement_daterange')
-            );
+        );
-            $mform->setType($this->build_element_name('enabled', $i), PARAM_BOOL);
 
-            $mform->addElement(
+        $ranges[] = $mform->createElement(
-                'date_selector',
+            'text',
-                $this->build_element_name('startdate', $i),
+            'datestring',
-                get_string('start', 'customcertelement_daterange')
+            get_string('datestring', 'customcertelement_daterange'),
-            );
+            ['class' => 'datestring']
-            $mform->setType($this->build_element_name('startdate', $i), PARAM_INT);
+        );
 
-            $mform->addElement(
+        $ranges[] = $mform->createElement(
-                'date_selector',
+            'advcheckbox',
-                $this->build_element_name('enddate', $i),
+            'rangedelete',
-                get_string('end', 'customcertelement_daterange')
+            get_string('setdeleted', 'customcertelement_daterange'),
-            );
+            '',
-            $mform->setType($this->build_element_name('enddate', $i), PARAM_INT);
+            [],
+            [0, 1]
+        );
 
-            $mform->addElement(
+        $rangeoptions = array();
-                'checkbox',
+        $rangeoptions['startdate']['type'] = PARAM_INT;
-                $this->build_element_name('recurring', $i),
+        $rangeoptions['enddate']['type'] = PARAM_INT;
-                get_string('recurring', 'customcertelement_daterange')
+        $rangeoptions['recurring']['type'] = PARAM_INT;
-            );
+        $rangeoptions['datestring']['type'] = PARAM_NOTAGS;
-            $mform->setType($this->build_element_name('recurring', $i), PARAM_BOOL);
+        $rangeoptions['rangedelete']['type'] = PARAM_BOOL;
 
-            $mform->addElement(
+        $addstring = get_string('addrange', 'customcertelement_daterange');
-                'text',
+        $this->get_edit_element_form()->repeat_elements($ranges, $repeats, $rangeoptions, 'repeats', 'add', 1, $addstring, true);
-                $this->build_element_name('datestring', $i),
-                get_string('datestring', 'customcertelement_daterange'),
-                ['class' => 'datestring']
-            );
-            $mform->setType($this->build_element_name('datestring', $i), PARAM_NOTAGS);
-
-            $mform->disabledIf($this->build_element_name('startdate', $i), $this->build_element_name('enabled', $i), 'notchecked');
-            $mform->disabledIf($this->build_element_name('enddate', $i), $this->build_element_name('enabled', $i), 'notchecked');
-            $mform->disabledIf($this->build_element_name('recurring', $i), $this->build_element_name('enabled', $i), 'notchecked');
-            $mform->disabledIf($this->build_element_name('datestring', $i), $this->build_element_name('enabled', $i), 'notchecked');
-        }
     }
 
     /**
@@ -208,7 +194,7 @@ class element extends \mod_customcert\element {
      * @return string
      */
     protected function build_element_name($name, $num) {
-        return $name . $num;
+        return $name . '[' . $num . ']';
     }
 
     /**
@@ -233,18 +219,11 @@ class element extends \mod_customcert\element {
             $element = $mform->getElement('fallbackstring');
             $element->setValue($this->get_decoded_data()->fallbackstring);
 
-            $element = $mform->getElement('numranges');
-            $numranges = $element->getValue();
-            if ($numranges < $this->get_decoded_data()->numranges) {
-                $element->setValue($this->get_decoded_data()->numranges);
-            }
-
             foreach ($this->get_decoded_data()->dateranges as $key => $range) {
                 $mform->setDefault($this->build_element_name('startdate', $key), $range->startdate);
                 $mform->setDefault($this->build_element_name('enddate', $key), $range->enddate);
                 $mform->setDefault($this->build_element_name('datestring', $key), $range->datestring);
                 $mform->setDefault($this->build_element_name('recurring', $key), $range->recurring);
-                $mform->setDefault($this->build_element_name('enabled', $key), $range->enabled);
             }
         }
 
@@ -262,9 +241,10 @@ class element extends \mod_customcert\element {
         $errors = parent::validate_form_elements($data, $files);
 
         // Check if at least one range is set.
-        $error = get_string('error:enabled', 'customcertelement_daterange');
+        $error = get_string('error:atleastone', 'customcertelement_daterange');
-        for ($i = 0; $i < $data['numranges']; $i++) {
+
-            if (!empty($data[$this->build_element_name('enabled', $i)])) {
+        for ($i = 0; $i < $data['repeats']; $i++) {
+            if (empty($data['rangedelete'][$i])) {
                 $error = '';
             }
         }
@@ -273,30 +253,27 @@ class element extends \mod_customcert\element {
             $errors['help'] = $error;
         }
 
-        // Check that datestring is set for enabled dataranges.
+        // Check that datestring is set dataranges what aren't need to be deleted.
-        for ($i = 0; $i < $data['numranges']; $i++) {
+        for ($i = 0; $i < $data['repeats']; $i++) {
-            $enabled = $this->build_element_name('enabled', $i);
+            // Skip elements that needs to be deleted.
-            $datestring = $this->build_element_name('datestring', $i);
+            if (!empty($data['rangedelete'][$i])) {
-            if (!empty($data[$enabled]) && empty($data[$datestring])) {
+                continue;
+            }
+
+            if (empty($data['datestring'][$i])) {
                 $name = $this->build_element_name('datestring', $i);
                 $errors[$name] = get_string('error:datestring', 'customcertelement_daterange');
             }
-        }
-
-        for ($i = 0; $i < $data['numranges']; $i++) {
-            $enabled = $this->build_element_name('enabled', $i);
-            $recurring = $this->build_element_name('recurring', $i);
-            $startdate = $this->build_element_name('startdate', $i);
-            $enddate = $this->build_element_name('enddate', $i);
-            $rangeperiod = $data[$enddate] - $data[$startdate];
 
             // Check that end date is correctly set.
-            if (!empty($data[$enabled]) && $data[$startdate] >= $data[$enddate] ) {
+            if ( $data['startdate'][$i] >= $data['enddate'][$i] ) {
                 $errors[$this->build_element_name('enddate', $i)] = get_string('error:enddate', 'customcertelement_daterange');
             }
 
+            $rangeperiod = $data['enddate'][$i] - $data['startdate'][$i];
+
             // Check that recurring dateranges are not longer than 12 months.
-            if (!empty($data[$recurring]) && $rangeperiod >= self::MAX_RECURRING_PERIOD ) {
+            if (!empty($data['recurring'][$i]) && $rangeperiod >= self::MAX_RECURRING_PERIOD ) {
                 $errors[$this->build_element_name('enddate', $i)] = get_string('error:recurring', 'customcertelement_daterange');
             }
         }
@@ -315,26 +292,17 @@ class element extends \mod_customcert\element {
         $arrtostore = array(
             'dateitem' => $data->dateitem,
             'fallbackstring' => $data->fallbackstring,
-            'numranges' => 0,
             'dateranges' => [],
         );
 
-        for ($i = 0; $i < $data->numranges; $i++) {
+        for ($i = 0; $i < $data->repeats; $i++) {
-            $startdate = $this->build_element_name('startdate', $i);
+            if (empty($data->rangedelete[$i])) {
-            $enddate = $this->build_element_name('enddate', $i);
-            $datestring = $this->build_element_name('datestring', $i);
-            $recurring = $this->build_element_name('recurring', $i);
-            $enabled = $this->build_element_name('enabled', $i);
-
-            if (!empty($data->$datestring)) {
                 $arrtostore['dateranges'][] = [
-                    'startdate' => $data->$startdate,
+                    'startdate' => $data->startdate[$i],
-                    'enddate' => $data->$enddate,
+                    'enddate' => $data->enddate[$i],
-                    'datestring' => $data->$datestring,
+                    'datestring' => $data->datestring[$i],
-                    'recurring' => !empty($data->$recurring),
+                    'recurring' => !empty($data->recurring[$i]),
-                    'enabled' => !empty($data->$enabled),
                 ];
-                $arrtostore['numranges']++;
             }
         }
 

element/daterange/lang/en/customcertelement_daterange.php

@@ -36,17 +36,16 @@ $string['fallbackstring_help'] = 'This string will be displayed if no daterange
 $string['help'] = 'Configure a string representation for each daterange. Make sure your ranges do not overlap, otherwise the first matched daterange will be applied. If no daterange matched a date, then Fallback string will be displayed. If Fallback string is not set, then there will be no output.<br/> If you mark a date range as Recurring, then the configured year will not be considered. As the year of a recurring date range is not considered, you are not allowed to configure a recurring date range with more than 12 months as it would become ambiguous otherwise.';
 $string['placeholders'] = 'Also following placeholders could be used in the string representation or fallback string. <br/> {{range_first_year}} - first year of the matched range,<br/> {{range_last_year}} - last year of the matched range,<br/> {{recurring_range_first_year}} - first year of the matched recurring period,<br/> {{recurring_range_last_year}} - last year of the matched recurring period,<br/> {{current_year}} - the current year,<br/>  {{date_year}} - a year of the users\'s date.';
 $string['issueddate'] = 'Issued date';
-$string['maxranges'] = 'Maximum number ranges';
-$string['maxranges_desc'] = 'Set a maximum number of date ranges per each element';
 $string['pluginname'] = 'Date range';
 $string['privacy:metadata'] = 'The Date range plugin does not store any personal data.';
 $string['start'] = 'Start';
 $string['end'] = 'End';
 $string['datestring'] = 'String';
-$string['daterange'] = 'Daterange {$a}';
+$string['error:atleastone'] = 'You must have at least one date range configured';
-$string['error:enabled'] = 'You must have at least one datarange enabled';
+$string['error:datestring'] = 'You must provide string representation for the datarange';
-$string['error:datestring'] = 'You must provide string representation for the enabled datarange';
 $string['error:enddate'] = 'End date must be after Start date';
 $string['error:recurring'] = 'Recurring range must not be longer than 12 months';
 $string['preview'] = 'Preview {$a}';
 $string['recurring'] = 'Recurring?';
+$string['setdeleted'] = 'Delete?';
+$string['addrange'] = 'Add another range';

element/daterange/settings.php

@@ -1,40 +0,0 @@
-<?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/>.
-
-/**
- * Admin settings.
- *
- * @package    customcertelement_daterange
- * @copyright  2018 Dmitrii Metelkin <dmitriim@catalyst-au.net>
- * @license    http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
- */
-
-defined('MOODLE_INTERNAL') || die('Direct access to this script is forbidden.');
-
-$options = [];
-
-foreach (range(1, 365) as $number) {
-    $options[$number] = $number;
-}
-
-$settings->add(new admin_setting_configselect(
-    'customcertelement_daterange/maxranges',
-    get_string('maxranges', 'customcertelement_daterange'),
-    get_string('maxranges_desc', 'customcertelement_daterange'),
-    1,
-    $options
-));
-

element/daterange/styles.css

@@ -1,3 +0,0 @@
-.datestring {
-    padding-bottom: 1.5rem;
-}

element/daterange/tests/phpunit/element_test.php

@@ -120,14 +120,12 @@ class customcertelement_daterange_element_test extends advanced_testcase {
                 'enddate' => strtotime('30.09.2017'),
                 'datestring' => 'SS {{date_year}}',
                 'recurring' => true,
-                'enabled' => true,
             ],
             (object)[
                 'startdate' => strtotime('01.10.2017'),
                 'enddate' => strtotime('31.03.2018'),
                 'datestring' => 'WS {{recurring_range_first_year}}/{{recurring_range_last_year}}',
                 'recurring' => true,
-                'enabled' => true,
             ],
         ];
 
@@ -146,14 +144,12 @@ class customcertelement_daterange_element_test extends advanced_testcase {
                 'enddate' => strtotime('30.09.2017'),
                 'datestring' => 'First range',
                 'recurring' => false,
-                'enabled' => true,
             ],
             (object)[
                 'startdate' => strtotime('01.05.2017'),
                 'enddate' => strtotime('01.07.2018'),
                 'datestring' => 'Second range',
                 'recurring' => false,
-                'enabled' => true,
             ],
         ];
 
@@ -172,7 +168,6 @@ class customcertelement_daterange_element_test extends advanced_testcase {
                 'enddate' => strtotime('30.09.2018'),
                 'datestring' => '{{current_year}} - {{range_first_year}} - {{range_last_year}} - {{date_year}}',
                 'recurring' => false,
-                'enabled' => true,
             ],
         ];
 
@@ -198,7 +193,6 @@ class customcertelement_daterange_element_test extends advanced_testcase {
                 'enddate' => strtotime('30.09.2018'),
                 'datestring' => '{{current_year}} - {{range_first_year}} - {{range_last_year}} - {{date_year}}',
                 'recurring' => false,
-                'enabled' => true,
             ],
         ];
 
@@ -220,16 +214,13 @@ class customcertelement_daterange_element_test extends advanced_testcase {
                 'enddate' => strtotime('30.09.2017'),
                 'datestring' => $datestring,
                 'recurring' => true,
-                'enabled' => true,
             ],
             (object)[
                 'startdate' => strtotime('01.10.2017'),
                 'enddate' => strtotime('31.03.2018'),
                 'datestring' => $datestring,
                 'recurring' => true,
-                'enabled' => true,
             ],
-
         ];
 
         $element = $this->get_datarange_element($dateranges);