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Instructor.php
426 lines
| 1 | <?php |
| 2 | /** |
| 3 | * Manage Instructor |
| 4 | * |
| 5 | * @package Tutor |
| 6 | * @author Themeum <support@themeum.com> |
| 7 | * @link https://themeum.com |
| 8 | * @since 1.0.0 |
| 9 | */ |
| 10 | |
| 11 | namespace TUTOR; |
| 12 | |
| 13 | if ( ! defined( 'ABSPATH' ) ) { |
| 14 | exit; |
| 15 | } |
| 16 | |
| 17 | /** |
| 18 | * Instructor class |
| 19 | * |
| 20 | * @since 1.0.0 |
| 21 | */ |
| 22 | class Instructor { |
| 23 | |
| 24 | /** |
| 25 | * Error message |
| 26 | * |
| 27 | * @var string |
| 28 | */ |
| 29 | protected $error_msgs = ''; |
| 30 | |
| 31 | /** |
| 32 | * Constructor |
| 33 | * |
| 34 | * @since 1.0.0 |
| 35 | * |
| 36 | * @param bool $register_hook register hook or not. |
| 37 | * |
| 38 | * @return void |
| 39 | */ |
| 40 | public function __construct( $register_hook = true ) { |
| 41 | if ( ! $register_hook ) { |
| 42 | return; |
| 43 | } |
| 44 | add_action( 'template_redirect', array( $this, 'register_instructor' ) ); |
| 45 | add_action( 'template_redirect', array( $this, 'apply_instructor' ) ); |
| 46 | |
| 47 | // Add instructor from admin panel. |
| 48 | add_action( 'wp_ajax_tutor_add_instructor', array( $this, 'add_new_instructor' ) ); |
| 49 | |
| 50 | /** |
| 51 | * Instructor Approval |
| 52 | * Block Unblock |
| 53 | * |
| 54 | * @since 1.5.3 |
| 55 | */ |
| 56 | add_action( 'wp_ajax_instructor_approval_action', array( $this, 'instructor_approval_action' ) ); |
| 57 | |
| 58 | /** |
| 59 | * Check if instructor can publish courses |
| 60 | * |
| 61 | * @since 1.5.9 |
| 62 | */ |
| 63 | add_action( 'tutor_option_save_after', array( $this, 'can_publish_tutor_courses' ) ); |
| 64 | |
| 65 | /** |
| 66 | * Hide instructor rejection message |
| 67 | * |
| 68 | * @since 1.9.2 |
| 69 | */ |
| 70 | add_action( 'wp_loaded', array( $this, 'hide_instructor_notice' ) ); |
| 71 | } |
| 72 | |
| 73 | /** |
| 74 | * Template Redirect Callback |
| 75 | * For Register new user and mark him as instructor |
| 76 | * |
| 77 | * @since 1.0.0 |
| 78 | * @return void|null |
| 79 | */ |
| 80 | public function register_instructor() { |
| 81 | // Here tutor_action checking required before nonce checking. |
| 82 | if ( 'tutor_register_instructor' !== Input::post( 'tutor_action' ) || ! get_option( 'users_can_register', false ) ) { |
| 83 | return; |
| 84 | } |
| 85 | |
| 86 | // Checking nonce. |
| 87 | tutor_utils()->checking_nonce(); |
| 88 | |
| 89 | $required_fields = apply_filters( |
| 90 | 'tutor_instructor_registration_required_fields', |
| 91 | array( |
| 92 | 'first_name' => __( 'First name field is required', 'tutor' ), |
| 93 | 'last_name' => __( 'Last name field is required', 'tutor' ), |
| 94 | 'email' => __( 'E-Mail field is required', 'tutor' ), |
| 95 | 'user_login' => __( 'User Name field is required', 'tutor' ), |
| 96 | 'password' => __( 'Password field is required', 'tutor' ), |
| 97 | 'password_confirmation' => __( 'Password Confirmation field is required', 'tutor' ), |
| 98 | |
| 99 | ) |
| 100 | ); |
| 101 | |
| 102 | $terms_conditions_link = tutor_utils()->get_toc_page_link(); |
| 103 | if ( $terms_conditions_link ) { |
| 104 | $required_fields['terms_conditions'] = __( 'Please accept the Terms and Conditions to continue', 'tutor' ); |
| 105 | } |
| 106 | |
| 107 | $validation_errors = array(); |
| 108 | |
| 109 | /* |
| 110 | * Push into validation_errors |
| 111 | * Error registration_errors |
| 112 | */ |
| 113 | $errors = apply_filters( 'registration_errors', new \WP_Error(), '', '' ); |
| 114 | foreach ( $errors->errors as $key => $value ) { |
| 115 | $validation_errors[ $key ] = $value[0]; |
| 116 | } |
| 117 | |
| 118 | foreach ( $required_fields as $required_key => $required_value ) { |
| 119 | if ( empty( $_POST[ $required_key ] ) ) { //phpcs:ignore WordPress.Security.NonceVerification.Missing |
| 120 | $validation_errors[ $required_key ] = $required_value; |
| 121 | } |
| 122 | } |
| 123 | |
| 124 | if ( ! filter_var( tutor_utils()->input_old( 'email' ), FILTER_VALIDATE_EMAIL ) ) { |
| 125 | $validation_errors['email'] = __( 'Valid E-Mail is required', 'tutor' ); |
| 126 | } |
| 127 | if ( tutor_utils()->input_old( 'password' ) !== tutor_utils()->input_old( 'password_confirmation' ) ) { |
| 128 | $validation_errors['password_confirmation'] = __( 'Your passwords should match each other. Please recheck.', 'tutor' ); |
| 129 | } |
| 130 | |
| 131 | if ( count( $validation_errors ) ) { |
| 132 | $this->error_msgs = $validation_errors; |
| 133 | add_filter( 'tutor_instructor_register_validation_errors', array( $this, 'tutor_instructor_form_validation_errors' ) ); |
| 134 | return; |
| 135 | } |
| 136 | |
| 137 | $first_name = sanitize_text_field( tutor_utils()->input_old( 'first_name' ) ); |
| 138 | $last_name = sanitize_text_field( tutor_utils()->input_old( 'last_name' ) ); |
| 139 | $email = sanitize_text_field( tutor_utils()->input_old( 'email' ) ); |
| 140 | $user_login = sanitize_text_field( tutor_utils()->input_old( 'user_login' ) ); |
| 141 | $password = sanitize_text_field( tutor_utils()->input_old( 'password' ) ); |
| 142 | |
| 143 | $userdata = array( |
| 144 | 'user_login' => $user_login, |
| 145 | 'user_email' => $email, |
| 146 | 'first_name' => $first_name, |
| 147 | 'last_name' => $last_name, |
| 148 | 'user_pass' => $password, |
| 149 | ); |
| 150 | |
| 151 | global $wpdb; |
| 152 | $wpdb->query( 'START TRANSACTION' ); |
| 153 | |
| 154 | $user_id = wp_insert_user( $userdata ); |
| 155 | |
| 156 | if ( is_wp_error( $user_id ) ) { |
| 157 | $this->error_msgs = $user_id->get_error_messages(); |
| 158 | add_filter( 'tutor_instructor_register_validation_errors', array( $this, 'tutor_instructor_form_validation_errors' ) ); |
| 159 | return; |
| 160 | } |
| 161 | |
| 162 | $is_req_email_verification = apply_filters( 'tutor_require_email_verification', false ); |
| 163 | |
| 164 | if ( $is_req_email_verification ) { |
| 165 | do_action( 'tutor_send_verification_mail', get_userdata( $user_id ), 'instructor-registration' ); |
| 166 | $reg_done = apply_filters( 'tutor_registration_done', true ); |
| 167 | if ( ! $reg_done ) { |
| 168 | $wpdb->query( 'ROLLBACK' ); |
| 169 | return; |
| 170 | } else { |
| 171 | $wpdb->query( 'COMMIT' ); |
| 172 | } |
| 173 | } else { |
| 174 | /** |
| 175 | * Tutor Free - regular instructor reg process. |
| 176 | */ |
| 177 | $this->update_instructor_meta( $user_id ); |
| 178 | $wpdb->query( 'COMMIT' ); |
| 179 | $user = get_user_by( 'id', $user_id ); |
| 180 | if ( $user ) { |
| 181 | wp_set_current_user( $user_id, $user->user_login ); |
| 182 | wp_set_auth_cookie( $user_id ); |
| 183 | do_action( 'tutor_after_instructor_signup', $user_id ); |
| 184 | } |
| 185 | } |
| 186 | |
| 187 | wp_redirect( tutor_utils()->input_old( '_wp_http_referer' ) ); |
| 188 | die(); |
| 189 | } |
| 190 | |
| 191 | /** |
| 192 | * Get instructor reg validation errors. |
| 193 | * |
| 194 | * @since 1.0.0 |
| 195 | * @return string |
| 196 | */ |
| 197 | public function tutor_instructor_form_validation_errors() { |
| 198 | return $this->error_msgs; |
| 199 | } |
| 200 | |
| 201 | /** |
| 202 | * Template Redirect Callback |
| 203 | * for instructor applying when a user already logged in |
| 204 | * |
| 205 | * @since 1.0.0 |
| 206 | * @return void|null |
| 207 | */ |
| 208 | public function apply_instructor() { |
| 209 | // Here tutor_action checking required before nonce checking. |
| 210 | if ( 'tutor_apply_instructor' !== Input::post( 'tutor_action' ) ) { |
| 211 | return; |
| 212 | } |
| 213 | |
| 214 | // Checking nonce. |
| 215 | tutor_utils()->checking_nonce(); |
| 216 | |
| 217 | $user_id = get_current_user_id(); |
| 218 | if ( $user_id ) { |
| 219 | if ( tutor_utils()->is_instructor() ) { |
| 220 | die( esc_html__( 'Already applied for instructor', 'tutor' ) ); |
| 221 | } else { |
| 222 | update_user_meta( $user_id, '_is_tutor_instructor', tutor_time() ); |
| 223 | update_user_meta( $user_id, '_tutor_instructor_status', apply_filters( 'tutor_initial_instructor_status', 'pending' ) ); |
| 224 | |
| 225 | do_action( 'tutor_new_instructor_after', $user_id ); |
| 226 | } |
| 227 | } else { |
| 228 | die( esc_html__( 'Permission denied', 'tutor' ) ); |
| 229 | } |
| 230 | |
| 231 | wp_redirect( tutor_utils()->input_old( '_wp_http_referer' ) ); |
| 232 | die(); |
| 233 | } |
| 234 | |
| 235 | |
| 236 | /** |
| 237 | * Add new instructor |
| 238 | * |
| 239 | * @since 1.0.0 |
| 240 | * @return void |
| 241 | */ |
| 242 | public function add_new_instructor() { |
| 243 | tutor_utils()->checking_nonce(); |
| 244 | |
| 245 | // Only admin should be able to add instructor. |
| 246 | if ( ! current_user_can( 'manage_options' ) || ! get_option( 'users_can_register', false ) ) { |
| 247 | wp_send_json_error(); |
| 248 | } |
| 249 | |
| 250 | $required_fields = apply_filters( |
| 251 | 'tutor_instructor_registration_required_fields', |
| 252 | array( |
| 253 | 'first_name' => __( 'First name field is required', 'tutor' ), |
| 254 | 'last_name' => __( 'Last name field is required', 'tutor' ), |
| 255 | 'email' => __( 'E-Mail field is required', 'tutor' ), |
| 256 | 'user_login' => __( 'User Name field is required', 'tutor' ), |
| 257 | 'password' => __( 'Password field is required', 'tutor' ), |
| 258 | 'password_confirmation' => __( 'Your passwords should match each other. Please recheck.', 'tutor' ), |
| 259 | ) |
| 260 | ); |
| 261 | |
| 262 | $validation_errors = array(); |
| 263 | foreach ( $required_fields as $required_key => $required_value ) { |
| 264 | if ( empty( $_POST[ $required_key ] ) ) { //phpcs:ignore WordPress.Security.NonceVerification.Missing |
| 265 | $validation_errors[ $required_key ] = $required_value; |
| 266 | } |
| 267 | } |
| 268 | |
| 269 | if ( ! filter_var( tutor_utils()->input_old( 'email' ), FILTER_VALIDATE_EMAIL ) ) { |
| 270 | $validation_errors['email'] = __( 'Valid E-Mail is required', 'tutor' ); |
| 271 | } |
| 272 | if ( tutor_utils()->input_old( 'password' ) !== tutor_utils()->input_old( 'password_confirmation' ) ) { |
| 273 | $validation_errors['password_confirmation'] = __( 'Your passwords should match each other. Please recheck.', 'tutor' ); |
| 274 | } |
| 275 | |
| 276 | if ( count( $validation_errors ) ) { |
| 277 | wp_send_json_error( array( 'errors' => $validation_errors ) ); |
| 278 | } |
| 279 | |
| 280 | $first_name = sanitize_text_field( tutor_utils()->input_old( 'first_name' ) ); |
| 281 | $last_name = sanitize_text_field( tutor_utils()->input_old( 'last_name' ) ); |
| 282 | $email = sanitize_text_field( tutor_utils()->input_old( 'email' ) ); |
| 283 | $user_login = sanitize_text_field( tutor_utils()->input_old( 'user_login' ) ); |
| 284 | $phone_number = sanitize_text_field( tutor_utils()->input_old( 'phone_number' ) ); |
| 285 | $password = sanitize_text_field( tutor_utils()->input_old( 'password' ) ); |
| 286 | $tutor_profile_bio = Input::post( 'tutor_profile_bio', '', Input::TYPE_KSES_POST ); |
| 287 | $tutor_profile_job_title = sanitize_text_field( tutor_utils()->input_old( 'tutor_profile_job_title' ) ); |
| 288 | |
| 289 | $userdata = apply_filters( |
| 290 | 'add_new_instructor_data', |
| 291 | array( |
| 292 | 'user_login' => $user_login, |
| 293 | 'user_email' => $email, |
| 294 | 'first_name' => $first_name, |
| 295 | 'last_name' => $last_name, |
| 296 | 'role' => tutor()->instructor_role, |
| 297 | 'user_pass' => $password, |
| 298 | ) |
| 299 | ); |
| 300 | |
| 301 | do_action( 'tutor_add_new_instructor_before' ); |
| 302 | |
| 303 | $user_id = wp_insert_user( $userdata ); |
| 304 | if ( ! is_wp_error( $user_id ) ) { |
| 305 | update_user_meta( $user_id, 'phone_number', $phone_number ); |
| 306 | update_user_meta( $user_id, 'description', $tutor_profile_bio ); |
| 307 | update_user_meta( $user_id, '_tutor_profile_bio', $tutor_profile_bio ); |
| 308 | update_user_meta( $user_id, '_tutor_profile_job_title', $tutor_profile_job_title ); |
| 309 | update_user_meta( $user_id, '_is_tutor_instructor', tutor_time() ); |
| 310 | update_user_meta( $user_id, '_tutor_instructor_status', apply_filters( 'tutor_initial_instructor_status', 'approved' ) ); |
| 311 | |
| 312 | do_action( 'tutor_add_new_instructor_after', $user_id ); |
| 313 | |
| 314 | wp_send_json_success( array( 'msg' => __( 'Instructor has been added successfully', 'tutor' ) ) ); |
| 315 | } |
| 316 | |
| 317 | wp_send_json_error( array( 'errors' => $user_id ) ); |
| 318 | } |
| 319 | |
| 320 | /** |
| 321 | * Handle instructor approval action |
| 322 | * This function not used maybe, will be removed |
| 323 | * |
| 324 | * @since 1.0.0 |
| 325 | * @return void |
| 326 | */ |
| 327 | public function instructor_approval_action() { |
| 328 | tutor_utils()->checking_nonce(); |
| 329 | |
| 330 | if ( ! current_user_can( 'manage_options' ) ) { |
| 331 | wp_send_json_error( array( 'message' => __( 'Access Denied', 'tutor' ) ) ); |
| 332 | } |
| 333 | |
| 334 | $instructor_id = Input::post( 'instructor_id', 0, Input::TYPE_INT ); |
| 335 | $action = Input::post( 'action_name' ); |
| 336 | |
| 337 | if ( 'approve' === $action ) { |
| 338 | do_action( 'tutor_before_approved_instructor', $instructor_id ); |
| 339 | |
| 340 | update_user_meta( $instructor_id, '_tutor_instructor_status', 'approved' ); |
| 341 | update_user_meta( $instructor_id, '_tutor_instructor_approved', tutor_time() ); |
| 342 | |
| 343 | $instructor = new \WP_User( $instructor_id ); |
| 344 | $instructor->add_role( tutor()->instructor_role ); |
| 345 | |
| 346 | // Send E-Mail to this user about instructor approval via hook. |
| 347 | do_action( 'tutor_after_approved_instructor', $instructor_id ); |
| 348 | } |
| 349 | |
| 350 | if ( 'blocked' === $action ) { |
| 351 | do_action( 'tutor_before_blocked_instructor', $instructor_id ); |
| 352 | update_user_meta( $instructor_id, '_tutor_instructor_status', 'blocked' ); |
| 353 | |
| 354 | $instructor = new \WP_User( $instructor_id ); |
| 355 | $instructor->remove_role( tutor()->instructor_role ); |
| 356 | do_action( 'tutor_after_blocked_instructor', $instructor_id ); |
| 357 | |
| 358 | // TODO: send E-Mail to this user about instructor blocked, should via hook. |
| 359 | } |
| 360 | |
| 361 | if ( 'remove-instructor' === $action ) { |
| 362 | do_action( 'tutor_before_rejected_instructor', $instructor_id ); |
| 363 | |
| 364 | $user = new \WP_User( $instructor_id ); |
| 365 | $user->remove_role( tutor()->instructor_role ); |
| 366 | |
| 367 | tutor_utils()->remove_instructor_role( $instructor_id ); |
| 368 | update_user_meta( $instructor_id, '_is_tutor_instructor_rejected', tutor_time() ); |
| 369 | update_user_meta( $instructor_id, 'tutor_instructor_show_rejection_message', true ); |
| 370 | |
| 371 | // Send E-Mail to this user about instructor rejection via hook. |
| 372 | do_action( 'tutor_after_rejected_instructor', $instructor_id ); |
| 373 | } |
| 374 | |
| 375 | wp_send_json_success(); |
| 376 | } |
| 377 | |
| 378 | /** |
| 379 | * Hide instructor notice |
| 380 | * |
| 381 | * @since 1.0.0 |
| 382 | * @return void |
| 383 | */ |
| 384 | public function hide_instructor_notice() { |
| 385 | if ( 'hide_instructor_notice' === Input::get( 'tutor_action' ) ) { |
| 386 | delete_user_meta( get_current_user_id(), 'tutor_instructor_show_rejection_message' ); |
| 387 | } |
| 388 | } |
| 389 | |
| 390 | /** |
| 391 | * Can instructor publish courses directly |
| 392 | * Fixed in Gutenberg |
| 393 | * |
| 394 | * @since 1.5.9 |
| 395 | * @return void |
| 396 | */ |
| 397 | public function can_publish_tutor_courses() { |
| 398 | $can_publish_course = (bool) tutor_utils()->get_option( 'instructor_can_publish_course' ); |
| 399 | |
| 400 | $instructor_role = tutor()->instructor_role; |
| 401 | $instructor = get_role( $instructor_role ); |
| 402 | |
| 403 | if ( $can_publish_course ) { |
| 404 | $instructor->add_cap( 'publish_tutor_courses' ); |
| 405 | } else { |
| 406 | $instructor->remove_cap( 'publish_tutor_courses' ); |
| 407 | } |
| 408 | } |
| 409 | |
| 410 | /** |
| 411 | * Update instructor meta just after register |
| 412 | * |
| 413 | * @since 2.1.9 |
| 414 | * |
| 415 | * @param integer $user_id user id. |
| 416 | * |
| 417 | * @return void |
| 418 | */ |
| 419 | public function update_instructor_meta( int $user_id ) { |
| 420 | update_user_meta( $user_id, '_is_tutor_instructor', tutor_time() ); |
| 421 | update_user_meta( $user_id, '_tutor_instructor_status', apply_filters( 'tutor_initial_instructor_status', 'pending' ) ); |
| 422 | |
| 423 | do_action( 'tutor_new_instructor_after', $user_id ); |
| 424 | } |
| 425 | } |
| 426 |