WSCMCourse::editCourseHelper() - Code Metrics - Inspection of "Minor - Partial merge from 1.11.x" - chamilo/chamilo-lms - Measure and Improve Code Quality continuously with Scrutinizer

Completed

Push — master ( f41061...196bfc )

by Julito

created 2019-04-01 12:31 UTC

WSCMCourse::editCourseHelper() F

↳ Parent: WSCMCourse

Complexity

Conditions	15
Paths	2049

Size

Total Lines	61
Code Lines	33

Duplication

Lines	0
Ratio	0 %

Importance

Changes

Metric	Value
cc	15
eloc	33
nc	2049
nop	12
dl	0
loc	61
rs	1.7499
c	0
b	0
f	0

How to fix Long Method Complexity Many Parameters

<?php
/* For licensing terms, see /license.txt */

/**
 * @package chamilo.webservices
 */
require_once __DIR__.'/../inc/global.inc.php';
require_once __DIR__.'/cm_webservice.php';

/**
 * Web services available for the Course module. This class extends the WS class.
 */
class WSCMCourse extends WSCM
{
    /**
     * Deletes a course.
     *
     * @param string API secret key
     * @param string Course id field name
     * @param string Course id value
     */
    public function DeleteCourse(
        $secret_key,
        $course_id_field_name,
        $course_id_value
    ) {
        $verifKey = $this->verifyKey($secret_key);
        if ($verifKey instanceof WSError) {
            $this->handleError($verifKey);
        } else {
            $result = $this->deleteCourseHelper(
                $course_id_field_name,
                $course_id_value
            );
            if ($result instanceof WSError) {

                $this->handleError($result);
            }
        }
    }

    /**
     * Deletes multiple courses.
     *
     * @param string API secret key
     * @param array Array of courses with elements of the form
     * array('course_id_field_name' => 'name_of_field', 'course_id_value' => 'value')
     *
     * @return array Array with elements like
     *               array('course_id_value' => 'value', 'result' => array('code' => 0, 'message' => 'Operation was successful')).
     *               Note that if the result array contains a code different
     *               than 0, an error occured
     */
    public function DeleteCourses($secret_key, $courses)
    {
        $verifKey = $this->verifyKey($secret_key);
        if ($verifKey instanceof WSError) {
            $this->handleError($verifKey);
        } else {
            $results = [];
            foreach ($courses as $course) {
                $result_tmp = [];
                $result_op = $this->deleteCourseHelper($course['course_id_field_name'], $course['course_id_value']);
                $result_tmp['course_id_value'] = $course['course_id_value'];
                if ($result_op instanceof WSCMError) {
                    // Return the error in the results
                    $result_tmp['result'] = $result_op->toArray();
                } else {
                    $result_tmp['result'] = $this->getSuccessfulResult();
                }
                $results[] = $result_tmp;
            }

            return $results;
        }
    }

    /**
     * Creates a course.
     *
     * @param string API secret key
     * @param string Title
     * @param string Category code
     * @param string Wanted code. If it's not defined, it will be generated automatically
     * @param string Tutor name
     * @param string Course admin user id field name
     * @param string Course admin user id value
     * @param string Course language
     * @param string Course id field name
     * @param string Course id value
     * @param array Course extra fields
     *
     * @return int Course id generated
     */
    public function CreateCourse(
        $secret_key,
        $title,
        $category_code,
        $wanted_code,
        $tutor_name,
        $course_admin_user_id_field_name,
        $course_admin_user_id_value,
        $language,
        $course_id_field_name,
        $course_id_value,
        $extras
    ) {
        // First, verify the secret key
        $verifKey = $this->verifyKey($secret_key);
        if ($verifKey instanceof WSError) {
            $this->handleError($verifKey);
        } else {
            $result = $this->createCourseHelper(
                $title,
                $category_code,
                $wanted_code,
                $tutor_name,
                $course_admin_user_id_field_name,
                $course_admin_user_id_value,
                $language,
                $course_id_field_name,
                $course_id_value,
                $extras
            );
            if ($result instanceof WSError) {
                $this->handleError($result);
            } else {
                return $result;
            }
        }
    }

    /**
     * Create multiple courses.
     *
     * @param string API secret key
     * @param array Courses to be created, with elements following the structure presented in CreateCourse
     *
     * @return array Array with elements of the form
     *               array('course_id_value' => 'original value sent', 'course_id_generated' => 'value_generated', 'result' => array('code' => 0, 'message' => 'Operation was successful'))
     */
    public function CreateCourses($secret_key, $courses)
    {
        // First, verify the secret key
        $verifKey = $this->verifyKey($secret_key);
        if ($verifKey instanceof WSCMError) {
            $this->handleError($verifKey);
        } else {
            $results = [];
            foreach ($courses as $course) {
                $result_tmp = [];
                //reinitialize variables just in case
                $title = $category_code = $wanted_code = $tutor_name = $course_admin_user_id_field_name = $course_admin_user_id_value = $language = $course_id_field_name = $course_id_value = $extras = null;
                extract($course);
                $result = $this->createCourseHelper(
                    $title,
                    $category_code,
                    $wanted_code,
                    $tutor_name,
                    $course_admin_user_id_field_name,
                    $course_admin_user_id_value,
                    $language,
                    $course_id_field_name,
                    $course_id_value,
                    $extras
                );
                if ($result instanceof WSCMError) {
                    $result_tmp['result'] = $result->toArray();
                    $result_tmp['course_id_value'] = $course_id_value;
                    $result_tmp['course_id_generated'] = 0;
                } else {
                    $result_tmp['result'] = $this->getSuccessfulResult();
                    $result_tmp['course_id_value'] = $course_id_value;
                    $result_tmp['course_id_generated'] = $result;
                }
                $results[] = $result_tmp;
            }

            return $results;
        }
    }

    /**
     * Edits a course.
     *
     * @param string API secret key
     * @param string Course id field name
     * @param string Course id value
     * @param string Title
     * @param string Category code
     * @param string Department name
     * @param string Department url
     * @param string Course language
     * @param int Visibility
     * @param int Subscribe (0 = denied, 1 = allowed)
     * @param int Unsubscribe (0 = denied, 1 = allowed)
     * @param string Visual code
     * @param array Course extra fields
     */
    public function EditCourse(
        $secret_key,
        $course_id_field_name,
        $course_id_value,
        $title,
        $category_code,
        $department_name,
        $department_url,
        $language,
        $visibility,
        $subscribe,
        $unsubscribe,
        $visual_code,
        $extras
    ) {
        $verifKey = $this->verifyKey($secret_key);
        if ($verifKey instanceof WSCMError) {
            $this->handleError($verifKey);
        } else {
            $result = $this->editCourseHelper(
                $course_id_field_name,
                $course_id_value,
                $title,
                $category_code,
                $department_name,
                $department_url,
                $language,
                $visibility,
                $subscribe,
                $unsubscribe,
                $visual_code,
                $extras
            );
            if ($result instanceof WSCMError) {
                $this->handleError($result);
            }
        }
    }

    /**
     * List courses.
     *
     * @param string API secret key
     * @param string Course id field name. Use "chamilo_course_id" to use internal id
     *
     * @return array An array with elements of the form
     *               ('id' => 'Course internal id', 'code' => 'Course code', 'title' => 'Course title', 'language' => 'Course language', 'visibility' => 'Course visibility',
     *               'category_name' => 'Name of the category of the course', 'number_students' => 'Number of students in the course', 'external_course_id' => 'External course id')
     */
    public function ListCourses($secret_key, $course_id_field_name)
    {
        $verifKey = $this->verifyKey($secret_key);
        if ($verifKey instanceof WSError) {
            $this->handleError($verifKey);
        } else {
            $courses_result = [];
            $category_names = [];

            $courses = CourseManager::get_courses_list();
            foreach ($courses as $course) {
                $course_tmp = [];
                $course_tmp['id'] = $course['id'];
                $course_tmp['code'] = $course['code'];
                $course_tmp['title'] = $course['title'];
                $course_tmp['language'] = $course['course_language'];
                $course_tmp['visibility'] = $course['visibility'];

                // Determining category name
                if ($category_names[$course['category_code']]) {
                    $course_tmp['category_name'] = $category_names[$course['category_code']];
                } else {
                    $category = CourseManager::get_course_category($course['category_code']);
                    $category_names[$course['category_code']] = $category['name'];
                    $course_tmp['category_name'] = $category['name'];
                }

                // Determining number of students registered in course
                $user_list = CourseManager::get_user_list_from_course_code($course['code']);
                $course_tmp['number_students'] = count($user_list);

                // Determining external course id
                $course_tmp['external_course_id'] = CourseManager::get_course_extra_field_value($course_id_field_name, $course['code']);
                $courses_result[] = $course_tmp;
            }

            return $courses_result;
        }
    }

    /**
     * Subscribe user to a course.
     *
     * @param string API secret key
     * @param string Course id field name. Use "chamilo_course_id" to use internal id
     * @param string course id value
     * @param string User id field name. Use "chamilo_user_id" to use internal id
     * @param string User id value
     * @param int Status (1 = Teacher, 5 = Student)
     */
    public function SubscribeUserToCourse(
        $secret_key,
        $course_id_field_name,
        $course_id_value,
        $user_id_field_name,
        $user_id_value,
        $status
    ) {
        $verifKey = $this->verifyKey($secret_key);
        if ($verifKey instanceof WSError) {
            $this->handleError($verifKey);
        } else {
            $result = $this->changeUserSubscription(
                $course_id_field_name,
                $course_id_value,
                $user_id_field_name,
                $user_id_value,
                1,
                $status
            );
            if ($result instanceof WSError) {
                $this->handleError($result);
            }
        }
    }

    /**
     * Unsusbscribe user from course.
     *
     * @param string API secret key
     * @param string Course id field name. Use "chamilo_course_id" to use internal id
     * @param string course id value
     * @param string User id field name. Use "chamilo_user_id" to use internal id
     * @param string User id value
     */
    public function UnsubscribeUserFromCourse(
        $secret_key,
        $course_id_field_name,
        $course_id_value,
        $user_id_field_name,
        $user_id_value
    ) {
        $verifKey = $this->verifyKey($secret_key);
        if ($verifKey instanceof WSError) {
            $this->handleError($verifKey);
        } else {
            $result = $this->changeUserSubscription(
                $course_id_field_name,
                $course_id_value,
                $user_id_field_name,
                $user_id_value,
                0
            );
            if ($result instanceof WSError) {
                $this->handleError($result);
            }
        }
    }

    /**
     * Returns the descriptions of a course, along with their id.
     *
     * @param string API secret key
     * @param string Course id field name
     * @param string Course id value
     *
     * @return array Returns an array with elements of the form
     *               array('course_desc_id' => 1, 'course_desc_title' => 'Title', 'course_desc_content' => 'Content')
     */
    public function GetCourseDescriptions(
        $secret_key,
        $course_id_field_name,
        $course_id_value
    ) {
        $verifKey = $this->verifyKey($secret_key);
        if ($verifKey instanceof WSError) {
            $this->handleError($verifKey);
        } else {
            $course_id = $this->getCourseId($course_id_field_name, $course_id_value);
            if ($course_id instanceof WSError) {
                return $course_id;
            } else {
                // Course exists, get its descriptions
                $descriptions = CourseDescription::get_descriptions($course_id);
                $results = [];
                foreach ($descriptions as $description) {
                    $results[] = ['course_desc_id' => $description->get_description_type(),
                        'course_desc_title' => $description->get_title(),
                        'course_desc_content' => $description->get_content(), ];
                }

                return $results;
            }
        }
    }

    /**
     * Edit course description.
     *
     * @param string API secret key
     * @param string Course id field name
     * @param string Course id value
     * @param int Category id from course description
     * @param string Description title
     * @param string Course description content
     */
    public function EditCourseDescription(
        $secret_key,
        $course_id_field_name,
        $course_id_value,
        $course_desc_id,
        $course_desc_title,
        $course_desc_content
    ) {
        $verifKey = $this->verifyKey($secret_key);
        if ($verifKey instanceof WSError) {
            $this->handleError($verifKey);
        } else {
            $course_id = $this->getCourseId($course_id_field_name, $course_id_value);
            if ($course_id instanceof WSError) {
                return $course_id;
            } else {
                // Create the new course description
                $cd = new CourseDescription();
                $cd->set_description_type($course_desc_id);
                $cd->set_title($course_desc_title);
                $cd->set_content($course_desc_content);
                $cd->set_session_id(0);

                // Get course info
                $course_info = CourseManager::get_course_information(
                    CourseManager::get_course_code_from_course_id($course_id)
                );
                // Check if this course description exists
                $descriptions = CourseDescription::get_descriptions($course_id);
                $exists = false;
                foreach ($descriptions as $description) {
                    if ($description->get_description_type() == $course_desc_id) {
                        $exists = true;
                    }
                }
                $cd->set_course_id($course_info['real_id']);
                if (!$exists) {
                    $cd->set_progress(0);
                    $cd->insert();
                } else {
                    $cd->update();
                }
            }
        }
    }

    public function unreadMessage($username, $password)
    {
        if ($this->verifyUserPass($username, $password) == "valid") {
            $table_message = Database::get_main_table(TABLE_MESSAGE);
            $user_id = UserManager::get_user_id_from_username($username);
            $condition_msg_status = ' msg_status = 1 '; // define('MESSAGE_STATUS_UNREAD', '1');

            $sql_query = "SELECT COUNT(*) as number_messages
                          FROM $table_message 
                          WHERE $condition_msg_status AND user_receiver_id=".$user_id;

            $sql_result = Database::query($sql_query);
            $result = Database::fetch_array($sql_result);

            return $result['number_messages'];
        }

        return "0";
    }

    public function get_message_data($username, $password)
    {
        if ($this->verifyUserPass($username, $password) == "valid") {
            $user_id = get_user_id_from_username($username);
        }
    }

    public function nada($username, $password)
    {
        if ($this->verifyUserPass($username, $password) == "valid") {
            return $username.$password;
        }

        return $username;
    }

    /**
     * Deletes a course (helper method).
     *
     * @param string Course id field name
     * @param string Course id value
     *
     * @return mixed True if the course was successfully deleted, WSError otherwise
     */
    protected function deleteCourseHelper(
        $course_id_field_name,
        $course_id_value
    ) {
        $course_id = $this->getCourseId(
            $course_id_field_name,
            $course_id_value
        );
        if ($course_id instanceof WSCMError) {
            return $course_id;
        } else {
            $course_code = CourseManager::get_course_code_from_course_id(
                $course_id
            );
            CourseManager::delete_course($course_code);

            return true;
        }
    }

    /**
     * Creates a course (helper method).
     *
     * @param string Title
     * @param string Category code
     * @param string Wanted code. If it's not defined, it will be generated automatically
     * @param string Tutor name
     * @param string Course admin user id field name
     * @param string Course admin user id value
     * @param string Course language
     * @param string Course id field name
     * @param string Course id value
     * @param array Course extra fields
     *
     * @return mixed Generated id if creation was successful, WSError otherwise
     */
    protected function createCourseHelper(
        $title,
        $category_code,
        $wanted_code,
        $tutor_name,
        $course_admin_user_id_field_name,
        $course_admin_user_id_value,
        $language,
        $course_id_field_name,
        $course_id_value,
        $extras
    ) {
        // Add the original course id field name and value to the extra fields if needed
        $extras_associative = [];
        if ($course_id_field_name != "chamilo_course_id") {
            $extras_associative[$course_id_field_name] = $course_id_value;
        }
        foreach ($extras as $extra) {
            $extras_associative[$extra['field_name']] = $extra['field_value'];
        }
        $course_admin_id = $this->getUserId($course_admin_user_id_field_name, $course_admin_user_id_value);
        if ($course_admin_id instanceof WSError) {
            return $course_admin_id;
        }
        if ($wanted_code == '') {
            $wanted_code = CourseManager::generate_course_code($title);
        }
        $result = create_course(
            $wanted_code,
            $title,
            $tutor_name,
            $category_code,
            $language,
            $course_admin_id,
            $this->_configuration['db_prefix'],
            0
        );
        if (!$result) {
            return new WSError(202, 'There was an error creating the course');
        } else {
            // Update extra fields
            foreach ($extras_associative as $fname => $fvalue) {
                CourseManager::update_course_extra_field_value($result, $fname, $fvalue);
            }
            // Get course id
            $course_info = CourseManager::get_course_information($result);

            return $course_info['real_id'];
        }
    }

    /**
     * Edits a course (helper method).
     *
     * @param string Course id field name
     * @param string Course id value
     * @param string Title
     * @param string Category code
     * @param string Department name
     * @param string Department url
     * @param string Course language
     * @param int Visibility
     * @param int Subscribe (0 = denied, 1 = allowed)
     * @param int Unsubscribe (0 = denied, 1 = allowed)
     * @param string Visual code
     * @param array Course extra fields
     *
     * @return mixed True in case of success, WSError otherwise
     */
    protected function editCourseHelper(
        $course_id_field_name,
        $course_id_value,
        $title,
        $category_code,
        $department_name,
        $department_url,
        $language,
        $visibility,
        $subscribe,
        $unsubscribe,
        $visual_code,
        $extras
    ) {
        $course_id = $this->getCourseId($course_id_field_name, $course_id_value);
        if ($course_id instanceof WSCMError) {
            return $course_id;
        } else {
            $attributes = [];
            if (!empty($title)) {
                $attributes['title'] = $title;
            }
            if (!empty($category_code)) {
                $attributes['category_code'] = $category_code;
            }
            if (!empty($department_name)) {
                $attributes['department_name'] = $department_name;
            }
            if (!empty($department_url)) {
                $attributes['department_url'] = $department_url;
            }
            if (!empty($language)) {
                $attributes['course_language'] = $language;
            }
            if ($visibility != '') {
                $attributes['visibility'] = (int) $visibility;
            }
            if ($subscribe != '') {
                $attributes['subscribe'] = (int) $subscribe;
            }
            if ($unsubscribe != '') {
                $attributes['unsubscribe'] = (int) $unsubscribe;
            }
            if (!empty($visual_code)) {
                $attributes['visual_code'] = $visual_code;
            }
            if (!empty($attributes)) {
                CourseManager::update_attributes($course_id, $attributes);
            }
            if (!empty($extras)) {
                $course_code = CourseManager::get_course_code_from_course_id($course_id);
                $extras_associative = [];
                foreach ($extras as $extra) {
                    $extras_associative[$extra['field_name']] = $extra['field_value'];
                }
                foreach ($extras_associative as $fname => $fvalue) {
                    CourseManager::update_extra_field_value($course_code, $fname, $fvalue);
                }
            }

            return true;
        }
    }

    /**
     * Subscribe or unsubscribe user to a course (helper method).
     *
     * @param string Course id field name. Use "chamilo_course_id" to use internal id
     * @param string course id value
     * @param string User id field name. Use "chamilo_user_id" to use internal id
     * @param string User id value
     * @param int Set to 1 to subscribe, 0 to unsubscribe
     * @param int Status (STUDENT or TEACHER) Used for subscription only
     *
     * @return mixed True if subscription or unsubscription was successful, false otherwise
     */
    protected function changeUserSubscription(
        $course_id_field_name,
        $course_id_value,
        $user_id_field_name,
        $user_id_value,
        $state,
        $status = STUDENT
    ) {
        $course_id = $this->getCourseId($course_id_field_name, $course_id_value);
        if ($course_id instanceof WSError) {
            return $course_id;
        } else {
            $user_id = $this->getUserId($user_id_field_name, $user_id_value);
            if ($user_id instanceof WSError) {
                return $user_id;
            } else {
                $course_code = CourseManager::get_course_code_from_course_id($course_id);
                if ($state == 0) {
                    // Unsubscribe user
                    CourseManager::unsubscribe_user($user_id, $course_code);

                    return true;
                } else {
                    // Subscribe user
                    if (CourseManager::subscribeUser($user_id, $course_code, $status)) {
                        return true;
                    } else {
                        return new WSError(203, 'An error occured subscribing to this course');
                    }
                }
            }
        }
    }
}


1			<?php
2			/* For licensing terms, see /license.txt */
3
4			/**
5			* @package chamilo.webservices
6			*/
7			require_once __DIR__.'/../inc/global.inc.php';
8			require_once __DIR__.'/cm_webservice.php';
9
10			/**
11			* Web services available for the Course module. This class extends the WS class.
12			*/
13			class WSCMCourse extends WSCM
14			{
15			/**
16			* Deletes a course.
17			*
18			* @param string API secret key
19			* @param string Course id field name
20			* @param string Course id value
21			*/
22			public function DeleteCourse(
23			$secret_key,
24			$course_id_field_name,
25			$course_id_value
26			) {
27			$verifKey = $this->verifyKey($secret_key);
28			if ($verifKey instanceof WSError) {
29			$this->handleError($verifKey);
30			} else {
31			$result = $this->deleteCourseHelper(
32			$course_id_field_name,
33			$course_id_value
34			);
35			if ($result instanceof WSError) {
			0 ignored issues – show introduced 2018-10-19 10:24 UTC by Report Bug Copy Issue Report `$result` is never a sub-type of `WSError`. Loading history...
36			$this->handleError($result);
37			}
38			}
39			}
40
41			/**
42			* Deletes multiple courses.
43			*
44			* @param string API secret key
45			* @param array Array of courses with elements of the form
46			* array('course_id_field_name' => 'name_of_field', 'course_id_value' => 'value')
47			*
48			* @return array Array with elements like
49			* array('course_id_value' => 'value', 'result' => array('code' => 0, 'message' => 'Operation was successful')).
50			* Note that if the result array contains a code different
51			* than 0, an error occured
52			*/
53			public function DeleteCourses($secret_key, $courses)
54			{
55			$verifKey = $this->verifyKey($secret_key);
56			if ($verifKey instanceof WSError) {
57			$this->handleError($verifKey);
58			} else {
59			$results = [];
60			foreach ($courses as $course) {
61			$result_tmp = [];
62			$result_op = $this->deleteCourseHelper($course['course_id_field_name'], $course['course_id_value']);
63			$result_tmp['course_id_value'] = $course['course_id_value'];
64			if ($result_op instanceof WSCMError) {
65			// Return the error in the results
66			$result_tmp['result'] = $result_op->toArray();
67			} else {
68			$result_tmp['result'] = $this->getSuccessfulResult();
69			}
70			$results[] = $result_tmp;
71			}
72
73			return $results;
74			}
75			}
76
77			/**
78			* Creates a course.
79			*
80			* @param string API secret key
81			* @param string Title
82			* @param string Category code
83			* @param string Wanted code. If it's not defined, it will be generated automatically
84			* @param string Tutor name
85			* @param string Course admin user id field name
86			* @param string Course admin user id value
87			* @param string Course language
88			* @param string Course id field name
89			* @param string Course id value
90			* @param array Course extra fields
91			*
92			* @return int Course id generated
93			*/
94			public function CreateCourse(
95			$secret_key,
96			$title,
97			$category_code,
98			$wanted_code,
99			$tutor_name,
100			$course_admin_user_id_field_name,
101			$course_admin_user_id_value,
102			$language,
103			$course_id_field_name,
104			$course_id_value,
105			$extras
106			) {
107			// First, verify the secret key
108			$verifKey = $this->verifyKey($secret_key);
109			if ($verifKey instanceof WSError) {
110			$this->handleError($verifKey);
111			} else {
112			$result = $this->createCourseHelper(
113			$title,
114			$category_code,
115			$wanted_code,
116			$tutor_name,
117			$course_admin_user_id_field_name,
118			$course_admin_user_id_value,
119			$language,
120			$course_id_field_name,
121			$course_id_value,
122			$extras
123			);
124			if ($result instanceof WSError) {
125			$this->handleError($result);
126			} else {
127			return $result;
128			}
129			}
130			}
131
132			/**
133			* Create multiple courses.
134			*
135			* @param string API secret key
136			* @param array Courses to be created, with elements following the structure presented in CreateCourse
137			*
138			* @return array Array with elements of the form
139			* array('course_id_value' => 'original value sent', 'course_id_generated' => 'value_generated', 'result' => array('code' => 0, 'message' => 'Operation was successful'))
140			*/
141			public function CreateCourses($secret_key, $courses)
142			{
143			// First, verify the secret key
144			$verifKey = $this->verifyKey($secret_key);
145			if ($verifKey instanceof WSCMError) {
146			$this->handleError($verifKey);
147			} else {
148			$results = [];
149			foreach ($courses as $course) {
150			$result_tmp = [];
151			//reinitialize variables just in case
152			$title = $category_code = $wanted_code = $tutor_name = $course_admin_user_id_field_name = $course_admin_user_id_value = $language = $course_id_field_name = $course_id_value = $extras = null;
153			extract($course);
154			$result = $this->createCourseHelper(
155			$title,
156			$category_code,
157			$wanted_code,
158			$tutor_name,
159			$course_admin_user_id_field_name,
160			$course_admin_user_id_value,
161			$language,
162			$course_id_field_name,
163			$course_id_value,
164			$extras
165			);
166			if ($result instanceof WSCMError) {
167			$result_tmp['result'] = $result->toArray();
168			$result_tmp['course_id_value'] = $course_id_value;
169			$result_tmp['course_id_generated'] = 0;
170			} else {
171			$result_tmp['result'] = $this->getSuccessfulResult();
172			$result_tmp['course_id_value'] = $course_id_value;
173			$result_tmp['course_id_generated'] = $result;
174			}
175			$results[] = $result_tmp;
176			}
177
178			return $results;
179			}
180			}
181
182			/**
183			* Edits a course.
184			*
185			* @param string API secret key
186			* @param string Course id field name
187			* @param string Course id value
188			* @param string Title
189			* @param string Category code
190			* @param string Department name
191			* @param string Department url
192			* @param string Course language
193			* @param int Visibility
194			* @param int Subscribe (0 = denied, 1 = allowed)
195			* @param int Unsubscribe (0 = denied, 1 = allowed)
196			* @param string Visual code
197			* @param array Course extra fields
198			*/
199			public function EditCourse(
200			$secret_key,
201			$course_id_field_name,
202			$course_id_value,
203			$title,
204			$category_code,
205			$department_name,
206			$department_url,
207			$language,
208			$visibility,
209			$subscribe,
210			$unsubscribe,
211			$visual_code,
212			$extras
213			) {
214			$verifKey = $this->verifyKey($secret_key);
215			if ($verifKey instanceof WSCMError) {
216			$this->handleError($verifKey);
217			} else {
218			$result = $this->editCourseHelper(
219			$course_id_field_name,
220			$course_id_value,
221			$title,
222			$category_code,
223			$department_name,
224			$department_url,
225			$language,
226			$visibility,
227			$subscribe,
228			$unsubscribe,
229			$visual_code,
230			$extras
231			);
232			if ($result instanceof WSCMError) {
233			$this->handleError($result);
234			}
235			}
236			}
237
238			/**
239			* List courses.
240			*
241			* @param string API secret key
242			* @param string Course id field name. Use "chamilo_course_id" to use internal id
243			*
244			* @return array An array with elements of the form
245			* ('id' => 'Course internal id', 'code' => 'Course code', 'title' => 'Course title', 'language' => 'Course language', 'visibility' => 'Course visibility',
246			* 'category_name' => 'Name of the category of the course', 'number_students' => 'Number of students in the course', 'external_course_id' => 'External course id')
247			*/
248			public function ListCourses($secret_key, $course_id_field_name)
249			{
250			$verifKey = $this->verifyKey($secret_key);
251			if ($verifKey instanceof WSError) {
252			$this->handleError($verifKey);
253			} else {
254			$courses_result = [];
255			$category_names = [];
256
257			$courses = CourseManager::get_courses_list();
258			foreach ($courses as $course) {
259			$course_tmp = [];
260			$course_tmp['id'] = $course['id'];
261			$course_tmp['code'] = $course['code'];
262			$course_tmp['title'] = $course['title'];
263			$course_tmp['language'] = $course['course_language'];
264			$course_tmp['visibility'] = $course['visibility'];
265
266			// Determining category name
267			if ($category_names[$course['category_code']]) {
268			$course_tmp['category_name'] = $category_names[$course['category_code']];
269			} else {
270			$category = CourseManager::get_course_category($course['category_code']);
271			$category_names[$course['category_code']] = $category['name'];
272			$course_tmp['category_name'] = $category['name'];
273			}
274
275			// Determining number of students registered in course
276			$user_list = CourseManager::get_user_list_from_course_code($course['code']);
277			$course_tmp['number_students'] = count($user_list);
278
279			// Determining external course id
280			$course_tmp['external_course_id'] = CourseManager::get_course_extra_field_value($course_id_field_name, $course['code']);
281			$courses_result[] = $course_tmp;
282			}
283
284			return $courses_result;
285			}
286			}
287
288			/**
289			* Subscribe user to a course.
290			*
291			* @param string API secret key
292			* @param string Course id field name. Use "chamilo_course_id" to use internal id
293			* @param string course id value
294			* @param string User id field name. Use "chamilo_user_id" to use internal id
295			* @param string User id value
296			* @param int Status (1 = Teacher, 5 = Student)
297			*/
298			public function SubscribeUserToCourse(
299			$secret_key,
300			$course_id_field_name,
301			$course_id_value,
302			$user_id_field_name,
303			$user_id_value,
304			$status
305			) {
306			$verifKey = $this->verifyKey($secret_key);
307			if ($verifKey instanceof WSError) {
308			$this->handleError($verifKey);
309			} else {
310			$result = $this->changeUserSubscription(
311			$course_id_field_name,
312			$course_id_value,
313			$user_id_field_name,
314			$user_id_value,
315			1,
316			$status
317			);
318			if ($result instanceof WSError) {
319			$this->handleError($result);
320			}
321			}
322			}
323
324			/**
325			* Unsusbscribe user from course.
326			*
327			* @param string API secret key
328			* @param string Course id field name. Use "chamilo_course_id" to use internal id
329			* @param string course id value
330			* @param string User id field name. Use "chamilo_user_id" to use internal id
331			* @param string User id value
332			*/
333			public function UnsubscribeUserFromCourse(
334			$secret_key,
335			$course_id_field_name,
336			$course_id_value,
337			$user_id_field_name,
338			$user_id_value
339			) {
340			$verifKey = $this->verifyKey($secret_key);
341			if ($verifKey instanceof WSError) {
342			$this->handleError($verifKey);
343			} else {
344			$result = $this->changeUserSubscription(
345			$course_id_field_name,
346			$course_id_value,
347			$user_id_field_name,
348			$user_id_value,
349			0
350			);
351			if ($result instanceof WSError) {
352			$this->handleError($result);
353			}
354			}
355			}
356
357			/**
358			* Returns the descriptions of a course, along with their id.
359			*
360			* @param string API secret key
361			* @param string Course id field name
362			* @param string Course id value
363			*
364			* @return array Returns an array with elements of the form
365			* array('course_desc_id' => 1, 'course_desc_title' => 'Title', 'course_desc_content' => 'Content')
366			*/
367			public function GetCourseDescriptions(
368			$secret_key,
369			$course_id_field_name,
370			$course_id_value
371			) {
372			$verifKey = $this->verifyKey($secret_key);
373			if ($verifKey instanceof WSError) {
374			$this->handleError($verifKey);
375			} else {
376			$course_id = $this->getCourseId($course_id_field_name, $course_id_value);
377			if ($course_id instanceof WSError) {
378			return $course_id;
379			} else {
380			// Course exists, get its descriptions
381			$descriptions = CourseDescription::get_descriptions($course_id);
382			$results = [];
383			foreach ($descriptions as $description) {
384			$results[] = ['course_desc_id' => $description->get_description_type(),
385			'course_desc_title' => $description->get_title(),
386			'course_desc_content' => $description->get_content(), ];
387			}
388
389			return $results;
390			}
391			}
392			}
393
394			/**
395			* Edit course description.
396			*
397			* @param string API secret key
398			* @param string Course id field name
399			* @param string Course id value
400			* @param int Category id from course description
401			* @param string Description title
402			* @param string Course description content
403			*/
404			public function EditCourseDescription(
405			$secret_key,
406			$course_id_field_name,
407			$course_id_value,
408			$course_desc_id,
409			$course_desc_title,
410			$course_desc_content
411			) {
412			$verifKey = $this->verifyKey($secret_key);
413			if ($verifKey instanceof WSError) {
414			$this->handleError($verifKey);
415			} else {
416			$course_id = $this->getCourseId($course_id_field_name, $course_id_value);
417			if ($course_id instanceof WSError) {
418			return $course_id;
419			} else {
420			// Create the new course description
421			$cd = new CourseDescription();
422			$cd->set_description_type($course_desc_id);
423			$cd->set_title($course_desc_title);
424			$cd->set_content($course_desc_content);
425			$cd->set_session_id(0);
426
427			// Get course info
428			$course_info = CourseManager::get_course_information(
429			CourseManager::get_course_code_from_course_id($course_id)
430			);
431			// Check if this course description exists
432			$descriptions = CourseDescription::get_descriptions($course_id);
433			$exists = false;
434			foreach ($descriptions as $description) {
435			if ($description->get_description_type() == $course_desc_id) {
436			$exists = true;
437			}
438			}
439			$cd->set_course_id($course_info['real_id']);
440			if (!$exists) {
441			$cd->set_progress(0);
442			$cd->insert();
443			} else {
444			$cd->update();
445			}
446			}
447			}
448			}
449
450			public function unreadMessage($username, $password)
451			{
452			if ($this->verifyUserPass($username, $password) == "valid") {
453			$table_message = Database::get_main_table(TABLE_MESSAGE);
454			$user_id = UserManager::get_user_id_from_username($username);
455			$condition_msg_status = ' msg_status = 1 '; // define('MESSAGE_STATUS_UNREAD', '1');
456
457			$sql_query = "SELECT COUNT(*) as number_messages
458			FROM $table_message
459			WHERE $condition_msg_status AND user_receiver_id=".$user_id;
460
461			$sql_result = Database::query($sql_query);
462			$result = Database::fetch_array($sql_result);
463
464			return $result['number_messages'];
465			}
466
467			return "0";
468			}
469
470			public function get_message_data($username, $password)
471			{
472			if ($this->verifyUserPass($username, $password) == "valid") {
473			$user_id = get_user_id_from_username($username);
474			}
475			}
476
477			public function nada($username, $password)
478			{
479			if ($this->verifyUserPass($username, $password) == "valid") {
480			return $username.$password;
481			}
482
483			return $username;
484			}
485
486			/**
487			* Deletes a course (helper method).
488			*
489			* @param string Course id field name
490			* @param string Course id value
491			*
492			* @return mixed True if the course was successfully deleted, WSError otherwise
493			*/
494			protected function deleteCourseHelper(
495			$course_id_field_name,
496			$course_id_value
497			) {
498			$course_id = $this->getCourseId(
499			$course_id_field_name,
500			$course_id_value
501			);
502			if ($course_id instanceof WSCMError) {
503			return $course_id;
504			} else {
505			$course_code = CourseManager::get_course_code_from_course_id(
506			$course_id
507			);
508			CourseManager::delete_course($course_code);
509
510			return true;
511			}
512			}
513
514			/**
515			* Creates a course (helper method).
516			*
517			* @param string Title
518			* @param string Category code
519			* @param string Wanted code. If it's not defined, it will be generated automatically
520			* @param string Tutor name
521			* @param string Course admin user id field name
522			* @param string Course admin user id value
523			* @param string Course language
524			* @param string Course id field name
525			* @param string Course id value
526			* @param array Course extra fields
527			*
528			* @return mixed Generated id if creation was successful, WSError otherwise
529			*/
530			protected function createCourseHelper(
531			$title,
532			$category_code,
533			$wanted_code,
534			$tutor_name,
535			$course_admin_user_id_field_name,
536			$course_admin_user_id_value,
537			$language,
538			$course_id_field_name,
539			$course_id_value,
540			$extras
541			) {
542			// Add the original course id field name and value to the extra fields if needed
543			$extras_associative = [];
544			if ($course_id_field_name != "chamilo_course_id") {
545			$extras_associative[$course_id_field_name] = $course_id_value;
546			}
547			foreach ($extras as $extra) {
548			$extras_associative[$extra['field_name']] = $extra['field_value'];
549			}
550			$course_admin_id = $this->getUserId($course_admin_user_id_field_name, $course_admin_user_id_value);
551			if ($course_admin_id instanceof WSError) {
552			return $course_admin_id;
553			}
554			if ($wanted_code == '') {
555			$wanted_code = CourseManager::generate_course_code($title);
556			}
557			$result = create_course(
558			$wanted_code,
559			$title,
560			$tutor_name,
561			$category_code,
562			$language,
563			$course_admin_id,
564			$this->_configuration['db_prefix'],
565			0
566			);
567			if (!$result) {
568			return new WSError(202, 'There was an error creating the course');
569			} else {
570			// Update extra fields
571			foreach ($extras_associative as $fname => $fvalue) {
572			CourseManager::update_course_extra_field_value($result, $fname, $fvalue);
573			}
574			// Get course id
575			$course_info = CourseManager::get_course_information($result);
576
577			return $course_info['real_id'];
578			}
579			}
580
581			/**
582			* Edits a course (helper method).
583			*
584			* @param string Course id field name
585			* @param string Course id value
586			* @param string Title
587			* @param string Category code
588			* @param string Department name
589			* @param string Department url
590			* @param string Course language
591			* @param int Visibility
592			* @param int Subscribe (0 = denied, 1 = allowed)
593			* @param int Unsubscribe (0 = denied, 1 = allowed)
594			* @param string Visual code
595			* @param array Course extra fields
596			*
597			* @return mixed True in case of success, WSError otherwise
598			*/
599			protected function editCourseHelper(
600			$course_id_field_name,
601			$course_id_value,
602			$title,
603			$category_code,
604			$department_name,
605			$department_url,
606			$language,
607			$visibility,
608			$subscribe,
609			$unsubscribe,
610			$visual_code,
611			$extras
612			) {
613			$course_id = $this->getCourseId($course_id_field_name, $course_id_value);
614			if ($course_id instanceof WSCMError) {
615			return $course_id;
616			} else {
617			$attributes = [];
618			if (!empty($title)) {
619			$attributes['title'] = $title;
620			}
621			if (!empty($category_code)) {
622			$attributes['category_code'] = $category_code;
623			}
624			if (!empty($department_name)) {
625			$attributes['department_name'] = $department_name;
626			}
627			if (!empty($department_url)) {
628			$attributes['department_url'] = $department_url;
629			}
630			if (!empty($language)) {
631			$attributes['course_language'] = $language;
632			}
633			if ($visibility != '') {
634			$attributes['visibility'] = (int) $visibility;
635			}
636			if ($subscribe != '') {
637			$attributes['subscribe'] = (int) $subscribe;
638			}
639			if ($unsubscribe != '') {
640			$attributes['unsubscribe'] = (int) $unsubscribe;
641			}
642			if (!empty($visual_code)) {
643			$attributes['visual_code'] = $visual_code;
644			}
645			if (!empty($attributes)) {
646			CourseManager::update_attributes($course_id, $attributes);
647			}
648			if (!empty($extras)) {
649			$course_code = CourseManager::get_course_code_from_course_id($course_id);
650			$extras_associative = [];
651			foreach ($extras as $extra) {
652			$extras_associative[$extra['field_name']] = $extra['field_value'];
653			}
654			foreach ($extras_associative as $fname => $fvalue) {
655			CourseManager::update_extra_field_value($course_code, $fname, $fvalue);
656			}
657			}
658
659			return true;
660			}
661			}
662
663			/**
664			* Subscribe or unsubscribe user to a course (helper method).
665			*
666			* @param string Course id field name. Use "chamilo_course_id" to use internal id
667			* @param string course id value
668			* @param string User id field name. Use "chamilo_user_id" to use internal id
669			* @param string User id value
670			* @param int Set to 1 to subscribe, 0 to unsubscribe
671			* @param int Status (STUDENT or TEACHER) Used for subscription only
672			*
673			* @return mixed True if subscription or unsubscription was successful, false otherwise
674			*/
675			protected function changeUserSubscription(
676			$course_id_field_name,
677			$course_id_value,
678			$user_id_field_name,
679			$user_id_value,
680			$state,
681			$status = STUDENT
682			) {
683			$course_id = $this->getCourseId($course_id_field_name, $course_id_value);
684			if ($course_id instanceof WSError) {
685			return $course_id;
686			} else {
687			$user_id = $this->getUserId($user_id_field_name, $user_id_value);
688			if ($user_id instanceof WSError) {
689			return $user_id;
690			} else {
691			$course_code = CourseManager::get_course_code_from_course_id($course_id);
692			if ($state == 0) {
693			// Unsubscribe user
694			CourseManager::unsubscribe_user($user_id, $course_code);
695
696			return true;
697			} else {
698			// Subscribe user
699			if (CourseManager::subscribeUser($user_id, $course_code, $status)) {
700			return true;
701			} else {
702			return new WSError(203, 'An error occured subscribing to this course');
703			}
704			}
705			}
706			}
707			}
708			}
709

chamilo / chamilo-lms

Push — master ( f41061...196bfc )

WSCMCourse::editCourseHelper() F

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