65 lines
1.5 KiB
PHP
65 lines
1.5 KiB
PHP
<?php
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class pluginRobots extends Plugin {
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public function init() {
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$this->dbFields = array(
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'robotstxt'=>'User-agent: *'.PHP_EOL.'Allow: /'
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);
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}
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public function form() {
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global $L;
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$html = '<div class="mb-3">';
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$html .= '<label class="form-label" for="robotstxt">'.$L->get('Configure robots.txt file').'</label>';
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$html .= '<textarea class="form-control" rows="3" name="robotstxt" id="robotstxt">'.$this->getValue('robotstxt').'</textarea>';
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$html .= '<div class="form-text">'.$L->get('This plugin generates the file').' '.DOMAIN_BASE.'/robots.txt</div>';
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$html .= '</div>';
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return $html;
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}
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public function siteHead() {
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global $WHERE_AM_I;
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$html = PHP_EOL.'<!-- Robots plugin -->'.PHP_EOL;
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if ($WHERE_AM_I=='page') {
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global $page;
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$robots = array();
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if ($page->noindex()) {
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$robots['noindex'] = 'noindex';
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}
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if ($page->nofollow()) {
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$robots['nofollow'] = 'nofollow';
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}
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if ($page->noarchive()) {
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$robots['noarchive'] = 'noarchive';
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}
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if (!empty($robots)) {
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$robots = implode(',', $robots);
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$html .= '<meta name="robots" content="'.$robots.'">'.PHP_EOL;
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}
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}
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return $html;
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}
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public function beforeAll() {
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$webhook = 'robots.txt';
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if ($this->webhook($webhook)) {
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header('Content-type: text/plain');
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// Include link to sitemap in robots.txt if the plugin is enabled
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if (isPluginActive('pluginSitemap')) {
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echo 'Sitemap: '.DOMAIN_BASE.'sitemap.xml'.PHP_EOL;
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}
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echo $this->getValue('robotstxt');
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exit(0);
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}
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}
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}
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