MDL-40058 Events: Replaced add_to_log for page comments to event

comment/lib.php

@@ -651,6 +651,20 @@ public function add($content, $format = FORMAT_MOODLE) {
             }
             $newcmt->time = userdate($newcmt->timecreated, $newcmt->strftimeformat);
 
+            // Trigger comment created event.
+            $eventclassname = '\\' . $this->component . '\\event\comment_created';
+            if (class_exists($eventclassname)) {
+                $event = $eventclassname::create(
+                        array(
+                            'context' => $this->context,
+                            'objectid' => $newcmt->id,
+                            'other' => array(
+                                'itemid' => $this->itemid
+                                )
+                            ));
+                $event->trigger();
+            }
+
             return $newcmt;
         } else {
             throw new comment_exception('dbupdatefailed');
@@ -709,6 +723,20 @@ public function delete($commentid) {
             throw new comment_exception('nopermissiontocomment');
         }
         $DB->delete_records('comments', array('id'=>$commentid));
+        // Trigger comment delete event.
+        $eventclassname = '\\' . $this->component . '\\event\comment_deleted';
+        if (class_exists($eventclassname)) {
+            $event = $eventclassname::create(
+                    array(
+                        'context' => $this->context,
+                        'objectid' => $commentid,
+                        'other' => array(
+                            'itemid' => $this->itemid
+                            )
+                        ));
+            $event->add_record_snapshot('comments', $comment);
+            $event->trigger();
+        }
         return true;
     }
 

lang/en/moodle.php

@@ -710,6 +710,9 @@
 $string['errorfiletoobig'] = 'The file was bigger than the limit of {$a} bytes';
 $string['errornouploadrepo'] = 'There is no upload repository enabled for this site';
 $string['errorwhenconfirming'] = 'You are not confirmed yet because an error occurred.  If you clicked on a link in an email to get here, make sure that the line in your email wasn\'t broken or wrapped. You may have to use cut and paste to reconstruct the link properly.';
+$string['eventcommentcreated'] = 'Comment created';
+$string['eventcommentdeleted'] = 'Comment deleted';
+$string['eventcommentsviewed'] = 'Comments viewed';
 $string['eventcoursecategorydeleted'] = 'Category deleted';
 $string['eventcoursecontentdeleted'] = 'Course content deleted';
 $string['eventcoursecreated'] = 'Course created';

lib/classes/event/comment_created.php

@@ -0,0 +1,81 @@
+<?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/>.
+
+/**
+ * Abstract comment created event.
+ *
+ * @package    core
+ * @copyright  2013 Rajesh Taneja <rajesh@moodle.com>
+ * @license    http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
+ */
+
+namespace core\event;
+
+defined('MOODLE_INTERNAL') || die();
+
+/**
+ * Abstract comment created event class.
+ *
+ * This class has to be extended by any event which is triggred while creating new comment.
+ *
+ * @package    core
+ * @copyright  2013 Rajesh Taneja <rajesh@moodle.com>
+ * @license    http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
+ */
+abstract class comment_created extends \core\event\base {
+
+    /**
+     * Init method.
+     *
+     * @return void
+     */
+    protected function init() {
+        $this->data['crud'] = 'c';
+        $this->data['level'] = self::LEVEL_PARTICIPATING;
+        $this->data['objecttable'] = 'comments';
+    }
+
+    /**
+     * Return localised event name.
+     *
+     * @return string
+     */
+    public static function get_name() {
+        return get_string('eventcommentcreated', 'moodle');
+    }
+
+    /**
+     * Returns description of what happened.
+     *
+     * @return string
+     */
+    public function get_description() {
+        return 'User with id '. $this->userid . ' added comment for ' . $this->component . ' with instance id ' .
+                $this->contextinstanceid;
+    }
+
+    /**
+     * Custom validation.
+     *
+     * @throws \coding_exception
+     * @return void
+     */
+    protected function validate_data() {
+        if (!isset($this->other['itemid'])) {
+            throw new \coding_exception('The itemid needs to be set in $other');
+        }
+    }
+}

lib/classes/event/comment_deleted.php

@@ -0,0 +1,81 @@
+<?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/>.
+
+/**
+ * Abstract comment deleted event.
+ *
+ * @package    core
+ * @copyright  2013 Rajesh Taneja <rajesh@moodle.com>
+ * @license    http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
+ */
+
+namespace core\event;
+
+defined('MOODLE_INTERNAL') || die();
+
+/**
+ * Abstract comment deleted event class.
+ *
+ * This class has to be extended by any event which is triggred while deleting comment.
+ *
+ * @package    core
+ * @copyright  2013 Rajesh Taneja <rajesh@moodle.com>
+ * @license    http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
+ */
+abstract class comment_deleted extends \core\event\base {
+
+    /**
+     * Init method.
+     *
+     * @return void
+     */
+    protected function init() {
+        $this->data['crud'] = 'd';
+        $this->data['level'] = self::LEVEL_PARTICIPATING;
+        $this->data['objecttable'] = 'comments';
+    }
+
+    /**
+     * Return localised event name.
+     *
+     * @return string
+     */
+    public static function get_name() {
+        return get_string('eventcommentdeleted', 'moodle');
+    }
+
+    /**
+     * Returns description of what happened.
+     *
+     * @return string
+     */
+    public function get_description() {
+        return 'User with id '. $this->userid . ' deleted comment for ' . $this->component . ' with instance id ' .
+                $this->contextinstanceid;
+    }
+
+    /**
+     * Custom validation.
+     *
+     * @throws \coding_exception
+     * @return void
+     */
+    protected function validate_data() {
+        if (!isset($this->other['itemid'])) {
+            throw new \coding_exception('The itemid needs to be set in $other');
+        }
+    }
+}

lib/classes/event/comments_viewed.php

@@ -0,0 +1,68 @@
+<?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/>.
+
+/**
+ * Abstract comments viewed event.
+ *
+ * @package    core
+ * @copyright  2013 Rajesh Taneja <rajesh@moodle.com>
+ * @license    http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
+ */
+
+namespace core\event;
+
+defined('MOODLE_INTERNAL') || die();
+
+/**
+ * Abstract comments viewed event class.
+ *
+ * This class has to be extended by any event which is triggred while viewing comment.
+ *
+ * @package    core
+ * @copyright  2013 Rajesh Taneja <rajesh@moodle.com>
+ * @license    http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
+ */
+abstract class comments_viewed extends \core\event\base {
+
+    /**
+     * Init method.
+     *
+     * @return void
+     */
+    protected function init() {
+        $this->data['crud'] = 'r';
+        $this->data['level'] = self::LEVEL_PARTICIPATING;
+    }
+
+    /**
+     * Return localised event name.
+     *
+     * @return string
+     */
+    public static function get_name() {
+        return get_string('eventcommentsviewed', 'moodle');
+    }
+
+    /**
+     * Returns description of what happened.
+     *
+     * @return string
+     */
+    public function get_description() {
+        return 'User with id '. $this->userid . ' viewed comments for ' . $this->component . ' with instance id ' .
+                $this->objectid;
+    }
+}

mod/wiki/classes/event/comment_created.php

@@ -0,0 +1,55 @@
+<?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/>.
+
+/**
+ * mod_wiki comment created event.
+ *
+ * @package    mod_wiki
+ * @copyright  2013 Rajesh Taneja <rajesh@moodle.com>
+ * @license    http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
+ */
+
+namespace mod_wiki\event;
+defined('MOODLE_INTERNAL') || die();
+
+/**
+ * mod_wiki comment created event.
+ *
+ * @package    mod_wiki
+ * @copyright  2013 Rajesh Taneja <rajesh@moodle.com>
+ * @license    http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
+ */
+class comment_created extends \core\event\comment_created {
+
+    /**
+     * Get URL related to the action.
+     *
+     * @return \moodle_url
+     */
+    public function get_url() {
+        return new \moodle_url('/mod/wiki/comments.php', array('pageid' => $this->other['itemid']));
+    }
+
+    /**
+     * Returns description of what happened.
+     *
+     * @return string
+     */
+    public function get_description() {
+        return 'User with id '. $this->userid . ' added comment for ' . $this->component . ' with page id ' .
+                $this->other['itemid'];
+    }
+}

mod/wiki/classes/event/comment_deleted.php

@@ -0,0 +1,55 @@
+<?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/>.
+
+/**
+ * mod_wiki comment deleted event.
+ *
+ * @package    mod_wiki
+ * @copyright  2013 Rajesh Taneja <rajesh@moodle.com>
+ * @license    http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
+ */
+
+namespace mod_wiki\event;
+defined('MOODLE_INTERNAL') || die();
+
+/**
+ * mod_wiki comment deleted event.
+ *
+ * @package    mod_wiki
+ * @copyright  2013 Rajesh Taneja <rajesh@moodle.com>
+ * @license    http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
+ */
+class comment_deleted extends \core\event\comment_deleted {
+
+    /**
+     * Get URL related to the action.
+     *
+     * @return \moodle_url
+     */
+    public function get_url() {
+        return new \moodle_url('/mod/wiki/comments.php', array('pageid' => $this->other['itemid']));
+    }
+
+    /**
+     * Returns description of what happened.
+     *
+     * @return string
+     */
+    public function get_description() {
+        return 'User with id '. $this->userid . ' deleted comment for ' . $this->component . ' with page id ' .
+                $this->other['itemid'];
+    }
+}