wavelog/application/views/version_dialog/index.php

<div class="modal fade" id="versionDialogModal" tabindex="-1" aria-labelledby="versionDialogLabel" aria-hidden="true" data-bs-backdrop="static" data-bs-keyboard="false">
    <div class="modal-dialog modal-dialog-centered modal-lg">
        <div class="modal-content">
            <div class="modal-header" style="display: flex;">
                <h5 class="modal-title" id="versionDialogLabel"><?php echo $this->optionslib->get_option('version_dialog_header'); ?></h5>
                <button type="button" class="btn-close" data-bs-dismiss="modal" aria-label="Close"></button>
            </div>
            <div class="modal-body">
                <?php
                $versionDialogMode = isset($this->optionslib) ? $this->optionslib->get_option('version_dialog') : 'release_notes';
                if ($versionDialogMode == 'custom_text' || $versionDialogMode == 'both') {
                ?>
                    <div class="border-bottom border-top p-4 m-4">
                        <?php
                        $versionDialogText = isset($this->optionslib) ? $this->optionslib->get_option('version_dialog_text') : null;
                        if ($versionDialogText !== null) {
                            $versionDialogTextWithLinks = preg_replace('/(https?:\/\/[^\s<]+)/', '<a href="$1" target="_blank">$1</a>', $versionDialogText);
                            echo nl2br($versionDialogTextWithLinks);
                        } else {
                            echo __("No Version Dialog text set. Go to the Admin Menu and set one.");
                        }
                        ?>
                    </div>
                <?php
                }
                if ($versionDialogMode == 'release_notes' || $versionDialogMode == 'both' || $versionDialogMode == 'disabled') {
                ?>
                    <div>
                        <?php
                        $url = 'https://api.github.com/repos/wavelog/wavelog/releases';
                        $options = [
                            'http' => [
                                'header' => 'User-Agent: Wavelog - Amateur Radio Logbook'
                            ]
                        ];
                        $context = stream_context_create($options);
                        $response = file_get_contents($url, false, $context);

                        if ($response !== false) {
                            $data = json_decode($response, true);

                            $current_version = $this->optionslib->get_option('version');
                            if ($data !== null && !empty($data)) {
                                foreach ($data as $singledata) {
                                    if ($singledata['tag_name'] == $current_version) {
                                        $firstRelease = $singledata;
                                        continue;
                                    }
                                }

                                $releaseBody = isset($firstRelease['body']) ? $firstRelease['body'] : 'No release information available';
                                $htmlReleaseBody = htmlspecialchars($releaseBody);
                                $htmlReleaseBodyWithLinks = preg_replace('/(https?:\/\/[^\s<]+)/', '<a href="$1" target="_blank">$1</a>', $htmlReleaseBody);

                                $releaseName = isset($firstRelease['name']) ? $firstRelease['name'] : 'No version name information available';
                                echo "<h4>" . $releaseName . "</h4>";
                                echo "<div id='markdownDiv' style='display: none;'>" . $releaseBody . "</div>";
                                echo "<div id='formattedHTMLDiv'></div>";
                            } else {
                                echo __("Error at parsing JSON-Data or got empty result from github.");
                            }
                        } else {
                            echo __("Error at getting the data from GitHub.");
                        }
                        ?>
                    </div>
                <?php
                }
                ?>
            </div>
            <div class="modal-footer">
                <?php
                if ($versionDialogMode !== 'disabled') {
                ?>
                    <button class="btn btn-secondary" onclick="dismissVersionDialog()" data-bs-dismiss="modal"><?= __("Don't show again"); ?></button>
                <?php
                }
                ?>
                <button type="button" class="btn btn-primary" data-bs-dismiss="modal"><?= __("Close"); ?></button>
            </div>
        </div>
    </div>
</div>