upgrade

plugin/dashboard/block_session/block_session.class.php

@@ -0,0 +1,164 @@
+<?php
+/**
+ * This file is part of session block plugin for dashboard,
+ * it should be required inside dashboard controller for showing it into dashboard interface from plattform.
+ *
+ * @package chamilo.dashboard
+ *
+ * @author Christian Fasanando
+ */
+
+/**
+ * This class is used like controller for this session block plugin,
+ * the class name must be registered inside path.info file
+ * (e.g: controller = "BlockSession"), so dashboard controller will be instantiate it.
+ *
+ * @package chamilo.dashboard
+ */
+class BlockSession extends Block
+{
+    private $user_id;
+    private $sessions;
+    private $path;
+    private $permission = [DRH, SESSIONADMIN];
+
+    /**
+     * Constructor.
+     */
+    public function __construct($user_id)
+    {
+        $this->user_id = $user_id;
+        $this->path = 'block_session';
+        if ($this->is_block_visible_for_user($user_id)) {
+            $this->sessions = SessionManager::get_sessions_followed_by_drh($user_id);
+        }
+    }
+
+    /**
+     * This method check if a user is allowed to see the block inside dashboard interface.
+     *
+     * @param int        User id
+     *
+     * @return bool Is block visible for user
+     */
+    public function is_block_visible_for_user($user_id)
+    {
+        $user_info = api_get_user_info($user_id);
+        $user_status = $user_info['status'];
+        $is_block_visible_for_user = false;
+        if (UserManager::is_admin($user_id) || in_array($user_status, $this->permission)) {
+            $is_block_visible_for_user = true;
+        }
+
+        return $is_block_visible_for_user;
+    }
+
+    /**
+     * This method return content html containing
+     * information about sessions and its position for showing it inside dashboard interface
+     * it's important to use the name 'get_block' for beeing used from dashboard controller.
+     *
+     * @return array column and content html
+     */
+    public function get_block()
+    {
+        global $charset;
+        $column = 2;
+        $data = [];
+        $content = $this->get_content_html();
+        $content_html = '<div class="panel panel-default" id="intro">
+                            <div class="panel-heading">
+                                '.get_lang('SessionsInformation').'
+                                <div class="pull-right"><a class="btn btn-danger btn-xs" onclick="javascript:if(!confirm(\''.addslashes(api_htmlentities(get_lang('ConfirmYourChoice'), ENT_QUOTES, $charset)).'\')) return false;" href="index.php?action=disable_block&path='.$this->path.'">
+                                <em class="fa fa-times"></em>
+                                </a></div>
+                            </div>
+                            <div class="panel-body">
+                            '.$content.'
+                            </div>
+                        </div>
+                ';
+
+        $data['column'] = $column;
+        $data['content_html'] = $content_html;
+
+        return $data;
+    }
+
+    /**
+     * This method return a content html, it's used inside get_block method for showing it inside dashboard interface.
+     *
+     * @return string content html
+     */
+    public function get_content_html()
+    {
+        $content = '';
+        $sessions = $this->sessions;
+        $content .= '<h4>'.get_lang('YourSessionsList').'</h4>';
+        if (count($sessions) > 0) {
+            $sessions_table = '<table class="table table-hover table-striped data_table" width:"95%">';
+            $sessions_table .= '<tr>
+                                    <th >'.get_lang('Title').'</th>
+                                    <th >'.get_lang('Date').'</th>
+                                    <th width="100px">'.get_lang('NbCoursesPerSession').'</th>
+                                </tr>';
+            $i = 1;
+            foreach ($sessions as $session) {
+                $session_id = intval($session['id']);
+                $title = $session['name'];
+
+                if (!empty($session['access_start_date'])) {
+                    $dateFrom = api_convert_and_format_date(
+                        $session['access_start_date'],
+                        DATE_FORMAT_SHORT,
+                        date_default_timezone_get()
+                    );
+                    $dateUntil = api_convert_and_format_date(
+                        $session['access_end_date'],
+                        DATE_FORMAT_SHORT,
+                        date_default_timezone_get()
+                    );
+
+                    $date = vsprintf(get_lang('FromDateXToDateY'), [$dateFrom, $dateUntil]);
+                } else {
+                    $date = ' - ';
+                }
+
+                $count_courses_in_session = count(Tracking::get_courses_list_from_session($session_id));
+
+                if ($i % 2 == 0) {
+                    $class_tr = 'row_odd';
+                } else {
+                    $class_tr = 'row_even';
+                }
+
+                $sessions_table .= '<tr class="'.$class_tr.'">
+                                        <td>'.$title.'</td>
+                                        <td align="center">'.$date.'</td>
+                                        <td align="center">'.$count_courses_in_session.'</td>
+                                   </tr>';
+                $i++;
+            }
+            $sessions_table .= '</table>';
+            $content .= $sessions_table;
+        } else {
+            $content .= get_lang('ThereIsNoInformationAboutYourSessions');
+        }
+
+        if (count($sessions) > 0) {
+            $content .= '<div style="text-align:right;margin-top:10px;"><a href="'.api_get_path(WEB_CODE_PATH).'mySpace/session.php">'.get_lang('SeeMore').'</a></div>';
+        }
+
+        return $content;
+    }
+
+    /**
+     * Get number of sessions.
+     *
+     * @return int
+     */
+    public function get_number_of_sessions()
+    {
+        return count($this->sessions);
+    }
+}

plugin/dashboard/block_session/block_session.info

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+name = "Session Block"
+controller = "BlockSession"
+description = "Display information about sessions inside platform"
+package = Dashboard
+version = 1.0 
+author = Christian Fasanando

plugin/dashboard/block_session/index.html

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+<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
+<html xmlns="http://www.w3.org/1999/xhtml" xml:lang="en" lang="en">
+<head>
+</head>
+<body>
+<br />
+</body>
+</html>