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167 lines
| 1 | <?php |
| 2 | /** |
| 3 | * @package VikAppointments - Libraries |
| 4 | * @subpackage system |
| 5 | * @author E4J s.r.l. |
| 6 | * @copyright Copyright (C) 2021 E4J s.r.l. All Rights Reserved. |
| 7 | * @license http://www.gnu.org/licenses/gpl-2.0.html GNU/GPL |
| 8 | * @link https://vikwp.com |
| 9 | */ |
| 10 | |
| 11 | // No direct access |
| 12 | defined('ABSPATH') or die('No script kiddies please!'); |
| 13 | |
| 14 | /** |
| 15 | * Helper class to handle the body of the page. |
| 16 | * |
| 17 | * @since 1.0 |
| 18 | */ |
| 19 | class VikAppointmentsBody |
| 20 | { |
| 21 | /** |
| 22 | * The response processed by the request. |
| 23 | * |
| 24 | * @var string |
| 25 | */ |
| 26 | protected static $response = null; |
| 27 | |
| 28 | /** |
| 29 | * Executes the MVC internal framework to obtain |
| 30 | * the requested HTML page body. |
| 31 | * |
| 32 | * Note: HEADERS NOT SENT |
| 33 | * |
| 34 | * @return void |
| 35 | */ |
| 36 | public static function process() |
| 37 | { |
| 38 | jimport('joomla.application.component.controller'); |
| 39 | |
| 40 | $task = JFactory::getApplication()->input->get('task'); |
| 41 | |
| 42 | // start capturing the buffer |
| 43 | ob_start(); |
| 44 | |
| 45 | /** |
| 46 | * Fires before the controller of VikAppointments is dispatched. |
| 47 | * Useful to require libraries and to check user global permissions. |
| 48 | * |
| 49 | * @since 1.0 |
| 50 | */ |
| 51 | do_action('vikappointments_before_dispatch'); |
| 52 | |
| 53 | // execute the controller |
| 54 | $controller = JController::getInstance('VikAppointments', VIKAPPOINTMENTS_BASE); |
| 55 | $controller->execute($task); |
| 56 | |
| 57 | // redirect if set by the controller |
| 58 | $controller->redirect(); |
| 59 | |
| 60 | /** |
| 61 | * Fires after the controller of VikAppointments is dispatched. |
| 62 | * Useful to include web resources (CSS and JS). |
| 63 | * |
| 64 | * If the controller terminates the process (exit or die), |
| 65 | * this hook won't be fired. |
| 66 | * |
| 67 | * @since 1.0 |
| 68 | */ |
| 69 | do_action('vikappointments_after_dispatch'); |
| 70 | |
| 71 | // capture the response echoed by the controller |
| 72 | static::$response = ob_get_contents(); |
| 73 | |
| 74 | // clean the buffer |
| 75 | ob_end_clean(); |
| 76 | |
| 77 | /** |
| 78 | * Prepend system messages to the body as we are displaying HTML contents. |
| 79 | * |
| 80 | * @since 1.1.7 Moved within the process() method in order to avoid weird |
| 81 | * behaviors in case the headers are already sent. |
| 82 | */ |
| 83 | static::$response = VikAppointmentsLayoutHelper::renderSystemMessages($queue = null, $echo = false) . static::$response; |
| 84 | } |
| 85 | |
| 86 | /** |
| 87 | * Renders the obtained response in HTML format. |
| 88 | * Note: HEADERS ALREADY SENT |
| 89 | * |
| 90 | * @param boolean $return True to return the contents. |
| 91 | * False to echo them directly. |
| 92 | * |
| 93 | * @return void|string |
| 94 | * |
| 95 | * @uses process() |
| 96 | */ |
| 97 | public static function getHtml($return = false) |
| 98 | { |
| 99 | // check if the response is set |
| 100 | if (is_null(static::$response)) |
| 101 | { |
| 102 | // obtain the response |
| 103 | static::process(); |
| 104 | } |
| 105 | |
| 106 | // get response |
| 107 | $body = static::$response; |
| 108 | |
| 109 | /** |
| 110 | * Never JSON encode the HTML when the caller explictly |
| 111 | * requested to this method to return it instead of |
| 112 | * directly echoing it. |
| 113 | * |
| 114 | * This is needed in case the shortcode is executed by |
| 115 | * a third-party plugin to display a preview of the |
| 116 | * page, which could be made via AJAX (see Elementor). |
| 117 | * |
| 118 | * @since 1.2.6 |
| 119 | */ |
| 120 | if (wp_doing_ajax() && !$return) |
| 121 | { |
| 122 | /** |
| 123 | * Include the AJAX scripts. |
| 124 | * |
| 125 | * @since 1.1.8 |
| 126 | */ |
| 127 | $body .= JFactory::getDocument()->getAjaxScripts(); |
| 128 | |
| 129 | // if we are doing AJAX, encode the response in JSON format |
| 130 | $body = json_encode(array($body)); |
| 131 | } |
| 132 | else |
| 133 | { |
| 134 | // otherwise render the body |
| 135 | $body = VikAppointmentsLayoutHelper::renderBody(static::$response, false); |
| 136 | } |
| 137 | |
| 138 | if ($return) |
| 139 | { |
| 140 | return $body; |
| 141 | } |
| 142 | else |
| 143 | { |
| 144 | echo $body; |
| 145 | } |
| 146 | } |
| 147 | |
| 148 | /** |
| 149 | * Returns the HTML response without altering it. |
| 150 | * |
| 151 | * @return string The HTML response. |
| 152 | * |
| 153 | * @uses process() |
| 154 | */ |
| 155 | public static function getResponse() |
| 156 | { |
| 157 | // check if the response is set |
| 158 | if (is_null(static::$response)) |
| 159 | { |
| 160 | // obtain the response |
| 161 | static::process(); |
| 162 | } |
| 163 | |
| 164 | return static::$response; |
| 165 | } |
| 166 | } |
| 167 |