Update the plugin information

#22

.travis.yml

@@ -1,16 +1,13 @@
-
 language: php
 php:
+  - "7.3"
   - "7.2"
   - "7.1"
   - "7.0"
   - "5.6"
-  - "5.5"
-  - "5.4"
 env:
   - DOKUWIKI=master
   - DOKUWIKI=stable
-  - DOKUWIKI=old-stable
 before_install: wget https://raw.github.com/splitbrain/dokuwiki-travis/master/travis.sh
 install: sh travis.sh
-script: cd _test && phpunit --stderr --group plugin_semantic
+script: cd _test && ./phpunit.phar --stderr --group plugin_semantic

_test/general.test.php

@@ -6,13 +6,15 @@
  * @group plugin_semantic
  * @group plugins
  */
-class general_plugin_semantic_test extends DokuWikiTest {
+class general_plugin_semantic_test extends DokuWikiTest
+{
 
     /**
      * Simple test to make sure the plugin.info.txt is in correct format
      */
-    public function test_plugininfo() {
-        $file = __DIR__.'/../plugin.info.txt';
+    public function test_plugininfo()
+    {
+        $file = __DIR__ . '/../plugin.info.txt';
         $this->assertFileExists($file);
 
         $info = confToHash($file);
@@ -32,4 +34,3 @@ class general_plugin_semantic_test extends DokuWikiTest {
         $this->assertTrue(false !== strtotime($info['date']));
     }
 }
-

action.php

@@ -4,211 +4,267 @@
  *
  * @license    GPL 2 (http://www.gnu.org/licenses/gpl.html)
  * @author     Giuseppe Di Terlizzi <giuseppe.diterlizzi@gmail.com>
- * @copyright  (C) 2015, Giuseppe Di Terlizzi
+ * @copyright  (C) 2015-2023, Giuseppe Di Terlizzi
  */
 
-// must be run within Dokuwiki
-if(!defined('DOKU_INC')) die();
 
 /**
  * Class Semantic Action Plugin
  *
  * Add semantic data to DokuWiki
  */
-class action_plugin_semantic extends DokuWiki_Action_Plugin {
+class action_plugin_semantic extends DokuWiki_Action_Plugin
+{
 
-  private $helper = null;
+    private $helper = null;
 
-  public function __construct() {
-    $this->helper = $this->loadHelper('semantic');
-  }
-
-  /**
-   * Register events
-   *
-   * @param  Doku_Event_Handler  $controller
-   */
-  public function register(Doku_Event_Handler $controller) {
-
-    if ($this->getConf('useJSONLD')) {
-      $controller->register_hook('TPL_METAHEADER_OUTPUT', 'BEFORE', $this, 'website');
-      $controller->register_hook('TPL_METAHEADER_OUTPUT', 'BEFORE', $this, 'json_ld');
+    public function __construct()
+    {
+        $this->helper = $this->loadHelper('semantic');
     }
 
-    if ($this->getConf('useMetaDescription')) {
-      $controller->register_hook('TPL_METAHEADER_OUTPUT', 'BEFORE', $this, 'meta_description');
+    /**
+     * Register events
+     *
+     * @param Doku_Event_Handler $controller handler
+     */
+    public function register(Doku_Event_Handler $controller)
+    {
+
+        if ($this->getConf('useJSONLD')) {
+            $controller->register_hook('TPL_METAHEADER_OUTPUT', 'BEFORE', $this, 'website');
+            $controller->register_hook('TPL_METAHEADER_OUTPUT', 'BEFORE', $this, 'json_ld');
+        }
+
+        if ($this->getConf('useMetaDescription')) {
+            $controller->register_hook('TPL_METAHEADER_OUTPUT', 'BEFORE', $this, 'meta_description');
+        }
+
+        if ($this->getConf('useMetaAuthor')) {
+            $controller->register_hook('TPL_METAHEADER_OUTPUT', 'BEFORE', $this, 'meta_author');
+        }
+
+        if ($this->getConf('useDublinCore')) {
+            $controller->register_hook('TPL_METAHEADER_OUTPUT', 'BEFORE', $this, 'meta_dublin_core');
+        }
+
+        if ($this->getConf('useOpenGraph')) {
+            $controller->register_hook('TPL_METAHEADER_OUTPUT', 'BEFORE', $this, 'meta_open_graph');
+        }
+
+        if ($this->getConf('exposeWebService')) {
+            $controller->register_hook('AJAX_CALL_UNKNOWN', 'BEFORE', $this, 'ajax');
+        }
+
+        $controller->register_hook('DOKUWIKI_STARTED', 'AFTER', $this, 'jsinfo');
     }
 
-    if ($this->getConf('useMetaAuthor')) {
-      $controller->register_hook('TPL_METAHEADER_OUTPUT', 'BEFORE', $this, 'meta_author');
-    }
+    /**
+     * Export JSON-JD in $JSONINFO array
+     */
+    public function jsinfo(Doku_Event &$event, $param)
+    {
 
-    if ($this->getConf('useDublinCore')) {
-      $controller->register_hook('TPL_METAHEADER_OUTPUT', 'BEFORE', $this, 'meta_dublin_core');
-    }
+        global $JSINFO;
 
-    if ($this->getConf('useOpenGraph')) {
-      $controller->register_hook('TPL_METAHEADER_OUTPUT', 'BEFORE', $this, 'meta_open_graph');
-    }
-
-    if ($this->getConf('exposeWebService')) {
-      $controller->register_hook('AJAX_CALL_UNKNOWN', 'BEFORE', $this, 'ajax');
-    }
-
-      $controller->register_hook('DOKUWIKI_STARTED', 'AFTER', $this, 'jsinfo');
-    }
-
-
-    public function jsinfo(Doku_Event &$event, $param) {
-
-      global $JSINFO;
-
-      $JSINFO['plugin']['semantic'] = array(
-        'exposeWebService' => $this->getConf('exposeWebService'),
-      );
+        $JSINFO['plugin']['semantic'] = array(
+            'exposeWebService' => $this->getConf('exposeWebService'),
+        );
 
     }
 
-  /**
-   * Export in JSON-LD format
-   *
-   * @param   Doku_Event &$event
-   * @return  string
-   */
-  public function ajax(Doku_Event &$event, $param) {
+    /**
+     * Export in JSON-LD format
+     *
+     * @param Doku_Event $event handler
+     * @param array      $param
+     *
+     * @return string
+     */
+    public function ajax(Doku_Event &$event, $param)
+    {
 
-    if ($event->data !== 'plugin_semantic') {
-      return false;
-    }
+        if ($event->data !== 'plugin_semantic') {
+            return false;
+        }
 
-    //no other ajax call handlers needed
-    $event->stopPropagation();
-    $event->preventDefault();
+        //no other ajax call handlers needed
+        $event->stopPropagation();
+        $event->preventDefault();
 
-    global $INPUT;
+        global $INPUT;
 
-    $export = $INPUT->str('export');
-    $id     = $INPUT->str('id');
+        $export = $INPUT->str('export');
+        $id     = $INPUT->str('id');
 
-    if (! $id) return false;
+        if (!$id) {
+            return false;
+        }
 
-    $this->helper->getMetadata($id);
-    $json_ld = $this->helper->getJsonLD();
+        $this->helper->getMetadata($id);
+        $json_ld = $this->helper->getJsonLD();
 
-    $json = new JSON();
-
-    header('Content-Type: application/ld+json');
-    print $json->encode($json_ld);
-    return true;
-
-  }
-
-
-  public function website(Doku_Event &$event, $param) {
-    $event->data["script"][] = array (
-      "type"  => "application/ld+json",
-      "_data" => json_encode($this->helper->getWebSite()),
-    );
-  }
-
-
-  /**
-   * JSON-LD Event handler
-   *
-   * @param  Doku_Event  &$event
-   */
-  public function json_ld(Doku_Event &$event, $param) {
-
-    global $ID;
-
-    $this->helper->getMetadata($ID);
-    $json_ld = $this->helper->getJsonLD();
-
-    if (! count($json_ld)) return false;
-
-    $event->data["script"][] = array (
-      "type"  => "application/ld+json",
-      "_data" => json_encode($json_ld),
-    );
-
-  }
-
-
-  public function meta_description(Doku_Event &$event, $params) {
-
-    global $ID;
-
-    $this->helper->getMetadata($ID);
-
-    if ($description = $this->helper->getDescription()) {
-
-      $description = str_replace("\n", ' ', $description);
-
-      $event->data['meta'][] = array(
-        'name'    => 'description',
-        'content' => $description,
-      );
+        header('Content-Type: application/ld+json');
+        print json_encode($json_ld);
+        return true;
 
     }
 
-  }
+    /**
+     * Expose JSON-JD WebSite schema
+     *
+     * @param Doku_Event $event handler
+     * @param array      $params
+     *
+     * @return void
+     */
+    public function website(Doku_Event &$event, $params)
+    {
+        $event->data["script"][] = array(
+            "type"  => "application/ld+json",
+            "_data" => json_encode($this->helper->getWebSite(), JSON_PRETTY_PRINT),
+        );
+    }
 
+    /**
+     * JSON-LD Event handler
+     *
+     * @param Doku_Event $event handler
+     * @param array      $params
+     *
+     * @return void
+     */
+    public function json_ld(Doku_Event &$event, $params)
+    {
 
-  public function meta_author(Doku_Event &$event, $params) {
+        global $ID;
 
-    global $ID;
+        $this->helper->getMetadata($ID);
+        $json_ld = $this->helper->getJsonLD();
 
-    $this->helper->getMetadata($ID);
+        if (!count($json_ld)) {
+            return false;
+        }
 
-    if ($author = $this->helper->getAuthor()) {
-
-      $event->data['meta'][] = array(
-        'name'    => 'author',
-        'content' => $author,
-      );
+        $event->data["script"][] = array(
+            "type"  => "application/ld+json",
+            "_data" => json_encode($json_ld, JSON_PRETTY_PRINT),
+        );
 
     }
 
-  }
+    /**
+     * Meta Description handler
+     *
+     * @param Doku_Event $event handler
+     * @param array      $params
+     *
+     * @return void
+     */
+    public function meta_description(Doku_Event &$event, $params)
+    {
 
+        global $ID;
 
-  public function meta_open_graph(Doku_Event &$event, $params) {
+        $this->helper->getMetadata($ID);
 
-    global $ID;
+        if ($description = $this->helper->getDescription()) {
 
-    $this->helper->getMetadata($ID);
+            $description = str_replace("\n", ' ', $description);
 
-    foreach ($this->helper->getOpenGraph() as $property => $content) {
+            $event->data['meta'][] = array(
+                'name'    => 'description',
+                'content' => $description,
+            );
 
-      if (! $content) continue;
-
-      $event->data['meta'][] = array(
-        'property' => $property,
-        'content'  => $content,
-      );
+        }
 
     }
 
-  }
+    /**
+     * Meta Description handler
+     *
+     * @param Doku_Event $event handler
+     * @param array      $params
+     *
+     * @return void
+     */
+    public function meta_author(Doku_Event &$event, $params)
+    {
 
+        global $ID;
 
-  public function meta_dublin_core(Doku_Event &$event, $params) {
+        $this->helper->getMetadata($ID);
 
-    global $ID;
+        if ($author = $this->helper->getAuthor()) {
 
-    $this->helper->getMetadata($ID);
+            $event->data['meta'][] = array(
+                'name'    => 'author',
+                'content' => $author,
+            );
 
-    foreach ($this->helper->getDublinCore() as $name => $content) {
-
-      if (! $content) continue;
-
-      $event->data['meta'][] = array(
-        'name'    => $name,
-        'content' => $content,
-      );
+        }
 
     }
 
-  }
+    /**
+     * OpenGraph handler
+     *
+     * @param Doku_Event $event handler
+     * @param array      $params
+     *
+     * @return void
+     */
+    public function meta_open_graph(Doku_Event &$event, $params)
+    {
+
+        global $ID;
+
+        $this->helper->getMetadata($ID);
+
+        foreach ($this->helper->getOpenGraph() as $property => $content) {
+
+            if (!$content) {
+                continue;
+            }
+
+            $event->data['meta'][] = array(
+                'property' => $property,
+                'content'  => $content,
+            );
+
+        }
+
+    }
+
+    /**
+     * Dublin Core handler
+     *
+     * @param Doku_Event $event handler
+     * @param array      $params
+     *
+     * @return void
+     */
+    public function meta_dublin_core(Doku_Event &$event, $params)
+    {
+
+        global $ID;
+
+        $this->helper->getMetadata($ID);
+
+        foreach ($this->helper->getDublinCore() as $name => $content) {
+
+            if (!$content) {
+                continue;
+            }
+
+            $event->data['meta'][] = array(
+                'name'    => $name,
+                'content' => $content,
+            );
+
+        }
+
+    }
 
 }

conf/default.php

@@ -12,4 +12,5 @@ $conf['useMetaDescription']   = 1;
 $conf['useMetaAuthor']        = 1;
 $conf['useDublinCore']        = 0;
 $conf['useOpenGraph']         = 0;
-$conf['excludedPages']        = '(wiki|playground)';
+$conf['excludedPages']        = '(wiki)';
+$conf['hideMail']             = 0;

conf/metadata.php

@@ -11,5 +11,6 @@ $meta['useDublinCore']        = array('onoff');
 $meta['useOpenGraph']         = array('onoff');
 $meta['useJSONLD']            = array('onoff');
 $meta['exposeWebService']     = array('onoff');
-$meta['defaultSchemaOrgType'] = array('multichoice','_choices' => array('Article', 'NewsArticle', 'TechArticle', 'BlogPosting', 'Recipe'));
+$meta['defaultSchemaOrgType'] = array('multichoice', '_choices' => array('Article', 'NewsArticle', 'TechArticle', 'BlogPosting', 'Recipe'));
 $meta['excludedPages']        = array('regex');
+$meta['hideMail']             = array('onoff');

helper.php

@@ -4,312 +4,404 @@
  *
  * @license    GPL 2 (http://www.gnu.org/licenses/gpl.html)
  * @author     Giuseppe Di Terlizzi <giuseppe.diterlizzi@gmail.com>
+ * @copyright  (C) 2015-2022, Giuseppe Di Terlizzi
  */
 
-// must be run within Dokuwiki
-if(!defined('DOKU_INC')) die();
+class helper_plugin_semantic extends DokuWiki_Plugin
+{
 
-class helper_plugin_semantic extends DokuWiki_Plugin {
+    private $meta = array();
+    private $page = null;
 
-  private $meta = array();
-  private $page = null;
+    /**
+     * Get Schema.org WebSite
+     *
+     * @return array
+     */
+    public function getWebSite()
+    {
 
+        global $conf;
 
-  public function getWebSite() {
+        $json_ld = array(
+            '@context'        => 'http://schema.org/',
+            '@type'           => 'WebSite',
+            'url'             => DOKU_URL,
+            'name'            => $conf['title'],
+            'potentialAction' => array(
+                '@type'       => 'SearchAction',
+                'target'      => DOKU_URL . DOKU_SCRIPT . '?do=search&amp;id={search_term_string}',
+                'query-input' => 'required name=search_term_string',
+            ),
+        );
 
-    global $conf;
-
-    $json_ld = array(
-      '@context' => 'http://schema.org',
-      '@type'    => 'WebSite',
-      'url'      => DOKU_URL,
-      'name'     => $conf['title'],
-      'potentialAction' => array(
-        '@type'       => 'SearchAction',
-        'target'      => DOKU_URL.DOKU_SCRIPT.'?do=search&amp;id={search_term_string}',
-        'query-input' => 'required name=search_term_string'
-      )
-    );
-
-    return $json_ld;
-
-  }
-
-
-  public function getMetadata($page) {
-
-    global $INFO;
-    global $ID;
-    global $license;
-    global $auth;
-    global $conf;
-
-    $this->page = cleanID($page);
-
-    $auth_check = auth_quickaclcheck($this->page);
-
-    if ((bool) preg_match('/'. trim($this->getConf('excludedPages')) .'/', $this->page)) return false;
-
-    if (! $auth_check) return false;
-
-    $this->meta = p_get_metadata($this->page);
-
-    if (isset($this->meta['plugin']['semantic']['enabled']) && ! $this->meta['plugin']['semantic']['enabled']) {
-      return false;
-    }
-
-    if (! isset($this->meta['date']) || $this->meta['date'] == '') return false;
-
-    return $this->meta;
-
-  }
-
-  public function getSchemaOrgType() {
-
-    return ((isset($this->meta['plugin']['semantic']['schema.org']['type']))
-             ? $this->meta['plugin']['semantic']['schema.org']['type']
-             : $this->getConf('defaultSchemaOrgType'));
-  }
-
-  public function getFirstImage() {
-    return ((@$this->meta['relation']['firstimage']) ? $this->meta['relation']['firstimage'] : null);
-  }
-
-  public function getFirstImageURL() {
-    return ($this->getFirstImage() ? ml($this->getFirstImage(), '', true, '&amp;', true) : null);
-  }
-
-  public function getDescription() {
-    return (@$this->meta['description']['abstract'] ? $this->meta['description']['abstract']: $this->getTitle());
-  }
-
-  public function getAuthor() {
-    return ($this->meta['creator'] ? $this->meta['creator'] : null);
-  }
-
-  public function getAuthorID() {
-    return ($this->meta['user'] ? $this->meta['user'] : null);
-  }
-
-  public function getTitle() {
-    return (@$this->meta['title'] ? $this->meta['title'] : null);
-  }
-
-  public function getCreatedDate() {
-    return ((@$this->meta['date']['created']) ? $this->meta['date']['created'] : -1);
-  }
-
-  public function getModifiedDate() {
-    return ((@$this->meta['date']['modified']) ? $this->meta['date']['modified'] : -1);
-  }
-
-  public function getLicense() {
-    global $license;
-    global $conf;
-    return @$license[$conf['license']];
-  }
-
-  /**
-   * Return JSON-LD structured data in according of selected Schema.org type
-   *
-   * @return array
-   */
-  public function getStructuredData() {
-
-    global $auth;
-    global $conf;
-
-    if (! count($this->meta)) return false;
-
-    $license        = $this->getLicense();
-    $type           = $this->getSchemaOrgType();
-    $user_data      = $auth->getUserData($this->getAuthorID());
-    $license_url    = $license['url'];
-    $page_url       = wl($this->page, '', true);
-    $description    = str_replace("\n", ' ', $this->getDescription());
-    $created        = date(DATE_W3C, $this->getCreatedDate());
-    $modified       = date(DATE_W3C, $this->getModifiedDate());
-    $title          = (isset($this->meta['title']) ? $this->meta['title'] : $this->page);
-    $wiki_logo_info = array();
-    $wiki_logo      = tpl_getMediaFile(array(':wiki:logo.png', ':logo.png', 'images/logo.png'), true, $wiki_logo_info);
-
-
-    $json_ld = array(
-      '@context'      => 'http://schema.org',
-      '@type'         => $type,
-      'headline'      => $title,
-      'name'          => $title,
-      'datePublished' => $created,
-      'dateCreated'   => $created,
-      'dateModified'  => $modified,
-      'description'   => $description,
-      'license'       => $license_url,
-      'url'           => $page_url,
-
-      'mainEntityOfPage' => array(
-        '@type' => 'WebPage',
-        '@id'   => $page_url,
-      ),
-
-      'publisher' => array(
-        '@type' => 'Organization',
-        'name'  => $conf['title'],
-        'logo'  => array(
-          '@type' => 'ImageObject',
-          'url'   => $wiki_logo,
-        ),
-      )
-
-    );
-
-    if ($image_url = $this->getFirstImageURL()) {
-
-      $image_info    = array();
-      $article_image = tpl_getMediaFile(array(':' . $this->getFirstImage()), true, $image_info);
-
-      $json_ld['image'] = array(
-        '@type'  => 'ImageObject',
-        'url'    => $image_url,
-        'width'  => $image_info[0],
-        'height' => $image_info[1],
-      );
-
-    } else {
-
-      // Fallback
-      //$json_ld['image'] = $json_ld['publisher']['logo'];
+        return $json_ld;
 
     }
 
-    if ($author = $this->getAuthor()) {
+    /**
+     * Get the metadata of the page
+     *
+     * @param string $page ID
+     *
+     * @return string
+     */
+    public function getMetadata($page)
+    {
 
-      $json_ld['author'] = array(
-        '@context' => 'http://schema.org',
-        '@type'    => 'Person',
-        'name'     => $author,
-        'email'    => $user_data['mail']
-      );
+        global $INFO;
+        global $ID;
+        global $license;
+        global $auth;
+        global $conf;
 
-      if (isset($this->meta['contributor'])) {
-        foreach ($this->meta['contributor'] as $uid => $fullname) {
-          $contributor_data = $auth->getUserData($uid);
-          $json_ld['contributor'][] = array(
-            '@context' => 'http://schema.org',
-            '@type'    => 'Person',
-            'name'     => $fullname,
-            'email'    => $contributor_data['mail']
-          );
+        $this->page = cleanID($page);
+
+        $auth_check = auth_quickaclcheck($this->page);
+
+        if ((bool) preg_match('/' . trim($this->getConf('excludedPages')) . '/', $this->page)) {
+            return false;
         }
-      }
+
+        if (!$auth_check) {
+            return false;
+        }
+
+        $this->meta = p_get_metadata($this->page);
+
+        if (isset($this->meta['plugin']['semantic']['enabled']) && !$this->meta['plugin']['semantic']['enabled']) {
+            return false;
+        }
+
+        if (!isset($this->meta['date']) || $this->meta['date'] == '') {
+            return false;
+        }
+
+        return $this->meta;
 
     }
 
-    return $json_ld;
+    /**
+     * Get Schema.Org page type
+     *
+     * @return string
+     */
+    public function getSchemaOrgType()
+    {
 
-  }
-
-
-  public function getJsonLD() {
-
-    $json_ld = array();
-
-    if ($structured_data = $this->getStructuredData()) {
-      $json_ld[] = $structured_data;
+        return ((isset($this->meta['plugin']['semantic']['schema.org']['type']))
+            ? $this->meta['plugin']['semantic']['schema.org']['type']
+            : $this->getConf('defaultSchemaOrgType'));
     }
 
-    if ($backlinks = $this->getBacklinks()) {
-      $json_ld[] = $backlinks;
+    /**
+     * Get the first image in page
+     *
+     * @return string
+     */
+    public function getFirstImage()
+    {
+        return (isset($this->meta['relation']['firstimage']) ? $this->meta['relation']['firstimage'] : null);
     }
 
-    return $json_ld;
-
-  }
-
-
-  public function getBacklinks() {
-
-    if (! $backlinks = ft_backlinks($this->page)) return false;
-
-    $json_ld_webpage = array(
-      '@context' => 'http://schema.org',
-      '@type'    => 'WebPage'
-    );
-
-    foreach ($backlinks as $pageid) {
-      $json_ld_webpage['relatedLink'][] = wl($pageid, '', true);
+    /**
+     * Get the URL of the first image in page
+     *
+     * @return string
+     */
+    public function getFirstImageURL()
+    {
+        return ($this->getFirstImage() ? ml($this->getFirstImage(), '', true, '&amp;', true) : null);
     }
 
-    if (isset($json_ld_webpage['relatedLink'])) return $json_ld_webpage;
-
-  }
-
-
-  public function getDublinCore() {
-
-    global $conf;
-
-    if (! $this->meta) return array();
-
-    $license = $this->getLicense();
-    $contributors = array();
-
-    if (isset($this->meta['contributor']) && is_array($this->meta['contributor'])) {
-      foreach ($this->meta['contributor'] as $uid => $fullname) {
-        $contributors[] = $fullname;
-      }
+    /**
+     * Get page description
+     *
+     * @return string
+     */
+    public function getDescription()
+    {
+        return (isset($this->meta['description']['abstract']) ? $this->meta['description']['abstract'] : $this->getTitle());
     }
 
-    $dublin_core = array(
-      'DC.Title'        => $this->getTitle(),
-      'DC.Description'  => str_replace("\n", ' ', $this->getDescription()),
-      'DC.Publisher'    => $this->getAuthor(),
-      'DC.Contributors' => implode(', ', $contributors),
-      'DC.Rights'       => $license['name'],
-      'DC.Language'     => $conf['lang'],
-      'DC.Created'      => date(DATE_W3C, $this->getCreatedDate()),
-      'DC.Modified'     => date(DATE_W3C, $this->getModifiedDate()),
-      'DC.Date'         => date(DATE_W3C, $this->getCreatedDate()),
-      'DC.Identifier'   => "urn:" . $this->page,
-    );
-
-    return $dublin_core;
-
-  }
-
-
-  public function getOpenGraph() {
-
-    global $conf;
-
-    if (! $this->meta) return array();
-
-    $locale = $conf['lang'];
-
-    if ($locale == 'en') {
-      $locale = 'en_GB';
-    } else {
-      $locale .= '_' . strtoupper($locale);
+    /**
+     * Get author name
+     *
+     * @return string
+     */
+    public function getAuthor()
+    {
+        return ( array_key_exists('creator', $this->meta ) ?
+            $this->meta['creator'] : null;
     }
 
-    $open_graph = array(
+    /**
+     * Get author ID
+     *
+     * @return string
+     */
+    public function getAuthorID()
+    {
+        return ( array_key_exists('user', $this->meta ) ?
+            $this->meta['user'] : null;
+    }
 
-      'og:title'               => $this->getTitle(),
-      'og:description'         => str_replace("\n", ' ', $this->getDescription()),
-      'og:url'                 => wl($this->page, '', true),
-      'og:type'                => 'article',
-      'og:image'               => $this->getFirstImageURL(),
-      'og:locale'              => $locale,
-      'og:site_name'           => $conf['title'],
+    /**
+     * Get the page title
+     *
+     * @return string
+     */
+    public function getTitle()
+    {
+        return (isset($this->meta['title']) ? $this->meta['title'] : null);
+    }
 
-      'article:published_time' => date(DATE_W3C, $this->getCreatedDate()),
-      'article:modified_time'  => date(DATE_W3C, $this->getModifiedDate()),
-      'article:section'        => date(DATE_W3C, $this->getModifiedDate()),
-      'article:author'         => $this->getAuthor(),
+    /**
+     * Get the create date of page
+     *
+     * @return int
+     */
+    public function getCreatedDate()
+    {
+        return (isset($this->meta['date']['created']) ? $this->meta['date']['created'] : -1);
+    }
 
-    );
+    /**
+     * Get the modified date of page
+     *
+     * @return int
+     */
+    public function getModifiedDate()
+    {
+        return (isset($this->meta['date']['modified']) ? $this->meta['date']['modified'] : -1);
+    }
 
-    return $open_graph;
+    /**
+     * Get DokuWiki license
+     *
+     * @return string
+     */
+    public function getLicense()
+    {
+        global $license;
+        global $conf;
 
-  }
+        return (isset($license[$conf['license']]) ? $license[$conf['license']] : null);
+    }
+
+    /**
+     * Return JSON-LD structured data in according of selected Schema.org type
+     *
+     * @return array
+     */
+    public function getStructuredData()
+    {
+
+        global $auth;
+        global $conf;
+
+        if (!count($this->meta)) {
+            return false;
+        }
+
+        $license        = $this->getLicense();
+        $type           = $this->getSchemaOrgType();
+        $user_data      = ($this->getConf('hideMail') ? array('mail' => null) : $auth->getUserData($this->getAuthorID()));
+        $license_url    = $license['url'];
+        $page_url       = wl($this->page, '', true);
+        $description    = str_replace("\n", ' ', $this->getDescription());
+        $created        = date(DATE_W3C, $this->getCreatedDate());
+        $modified       = date(DATE_W3C, $this->getModifiedDate());
+        $title          = (isset($this->meta['title']) ? $this->meta['title'] : $this->page);
+        $wiki_logo_info = array();
+        $wiki_logo      = tpl_getMediaFile(array(':wiki:logo.png', ':logo.png', 'images/logo.png'), true, $wiki_logo_info);
+
+        $json_ld = array(
+            '@context'         => 'http://schema.org/',
+            '@type'            => $type,
+            'headline'         => $title,
+            'name'             => $title,
+            'datePublished'    => $created,
+            'dateCreated'      => $created,
+            'dateModified'     => $modified,
+            'description'      => $description,
+            'license'          => $license_url,
+            'url'              => $page_url,
+
+            'mainEntityOfPage' => array(
+                '@type' => 'WebPage',
+                '@id'   => $page_url,
+            ),
+
+            'publisher'        => array(
+                '@type' => 'Organization',
+                'name'  => $conf['title'],
+                'logo'  => array(
+                    '@type' => 'ImageObject',
+                    'url'   => $wiki_logo,
+                ),
+            ),
+
+        );
+
+        if ($image_url = $this->getFirstImageURL()) {
+
+            $image_info    = array();
+            $article_image = tpl_getMediaFile(array(':' . $this->getFirstImage()), true, $image_info);
+
+            $json_ld['image'] = array(
+                '@type'  => 'ImageObject',
+                'url'    => $image_url,
+                'width'  => $image_info[0],
+                'height' => $image_info[1],
+            );
+
+        } else {
+
+            // Fallback
+            //$json_ld['image'] = $json_ld['publisher']['logo'];
+
+        }
+
+        if ($author = $this->getAuthor()) {
+
+            $json_ld['author'] = array(
+                '@context' => 'http://schema.org/',
+                '@type'    => 'Person',
+                'name'     => $author,
+                'email'    => $user_data['mail'],
+            );
+
+            if (isset($this->meta['contributor'])) {
+                foreach ($this->meta['contributor'] as $uid => $fullname) {
+
+                    $contributor_data = ($this->getConf('hideMail') ? array('mail' => null) : $auth->getUserData($uid));
+
+                    $json_ld['contributor'][] = array(
+                        '@context' => 'http://schema.org/',
+                        '@type'    => 'Person',
+                        'name'     => $fullname,
+                        'email'    => $contributor_data['mail'],
+                    );
+                }
+            }
+
+        }
+
+        return $json_ld;
+
+    }
+
+    public function getJsonLD()
+    {
+
+        $json_ld = array();
+
+        if ($structured_data = $this->getStructuredData()) {
+            $json_ld[] = $structured_data;
+        }
+
+        if ($backlinks = $this->getBacklinks()) {
+            $json_ld[] = $backlinks;
+        }
+
+        return $json_ld;
+
+    }
+
+    public function getBacklinks()
+    {
+
+        if (!$backlinks = ft_backlinks($this->page)) {
+            return false;
+        }
+
+        $json_ld_webpage = array(
+            '@context' => 'http://schema.org/',
+            '@type'    => 'WebPage',
+        );
+
+        foreach ($backlinks as $pageid) {
+            $json_ld_webpage['relatedLink'][] = wl($pageid, '', true);
+        }
+
+        if (isset($json_ld_webpage['relatedLink'])) {
+            return $json_ld_webpage;
+        }
+
+    }
+
+    public function getDublinCore()
+    {
+
+        global $conf;
+
+        if (!$this->meta) {
+            return array();
+        }
+
+        $license      = $this->getLicense();
+        $contributors = array();
+
+        if (isset($this->meta['contributor']) && is_array($this->meta['contributor'])) {
+            foreach ($this->meta['contributor'] as $uid => $fullname) {
+                $contributors[] = $fullname;
+            }
+        }
+
+        $dublin_core = array(
+            'DC.Title'        => $this->getTitle(),
+            'DC.Description'  => str_replace("\n", ' ', $this->getDescription()),
+            'DC.Publisher'    => $this->getAuthor(),
+            'DC.Contributors' => implode(', ', $contributors),
+            'DC.Rights'       => $license['name'],
+            'DC.Language'     => $conf['lang'],
+            'DC.Created'      => date(DATE_W3C, $this->getCreatedDate()),
+            'DC.Modified'     => date(DATE_W3C, $this->getModifiedDate()),
+            'DC.Date'         => date(DATE_W3C, $this->getCreatedDate()),
+            'DC.Identifier'   => "urn:" . $this->page,
+        );
+
+        return $dublin_core;
+
+    }
+
+    public function getOpenGraph()
+    {
+
+        global $conf;
+
+        if (!$this->meta) {
+            return array();
+        }
+
+        $locale = $conf['lang'];
+
+        if ($locale == 'en') {
+            $locale = 'en_GB';
+        } else {
+            $locale .= '_' . strtoupper($locale);
+        }
+
+        $open_graph = array(
+
+            'og:title'               => $this->getTitle(),
+            'og:description'         => str_replace("\n", ' ', $this->getDescription()),
+            'og:url'                 => wl($this->page, '', true),
+            'og:type'                => 'article',
+            'og:image'               => $this->getFirstImageURL(),
+            'og:locale'              => $locale,
+            'og:site_name'           => $conf['title'],
+
+            'article:published_time' => date(DATE_W3C, $this->getCreatedDate()),
+            'article:modified_time'  => date(DATE_W3C, $this->getModifiedDate()),
+            'article:section'        => date(DATE_W3C, $this->getModifiedDate()),
+            'article:author'         => $this->getAuthor(),
+
+        );
+
+        return $open_graph;
+
+    }
 
 }

lang/en/settings.php

@@ -15,3 +15,4 @@ $lang['useJSONLD']            = 'Add JSON-LD';
 $lang['useMetaAuthor']        = 'Add author meta tag';
 $lang['useMetaDescription']   = 'Add description meta tag';
 $lang['useOpenGraph']         = 'Add Open Graph protocol metadata';
+$lang['hideMail']             = 'Hide Author e-Mail address';

plugin.info.txt

@@ -1,7 +1,7 @@
 base semantic
-author Giuseppe Di Terlizzi
-email giuseppe.diterlizzi@gmail.com
-date 2018-08-25
+author Giuseppe Di Terlizzi, patched by vv221 for Numenaute
+email numenaute@vv221.fr
+date 2024-10-04
 name Semantic Plugin
 desc Add Semantic Data in DokuWiki
-url http://www.dokuwiki.org/plugin:semantic
+url https://git.vv221.fr/numenaute.org/dokuwiki-plugin-semantic/about/

syntax.php

@@ -4,51 +4,54 @@
  * 
  * @license    GPL 2 (http://www.gnu.org/licenses/gpl.html)
  * @author     Giuseppe Di Terlizzi <giuseppe.diterlizzi@gmail.com>
+ * @copyright  (C) 2015-2023, Giuseppe Di Terlizzi
  */
-// must be run within Dokuwiki
-if (!defined('DOKU_INC')) die();
 
-if (!defined('DOKU_PLUGIN')) define('DOKU_PLUGIN',DOKU_INC.'lib/plugins/');
+class syntax_plugin_semantic extends DokuWiki_Syntax_Plugin
+{
 
-class syntax_plugin_semantic extends DokuWiki_Syntax_Plugin {
+    private $macros = array(
+        '~~NewsArticle~~', '~~Article~~', '~~TechArticle~~',
+        '~~BlogPosting~~', '~~Recipe~~', '~~NOSEMANTIC~~',
+    );
 
-  private $macros = array(
-    '~~NewsArticle~~', '~~Article~~', '~~TechArticle~~',
-    '~~BlogPosting~~', '~~Recipe~~', '~~NOSEMANTIC~~'
-  );
+    public function getType()
+    {return 'substition';}
+    public function getSort()
+    {return 99;}
 
-  function getType() { return 'substition'; }
-  function getSort() { return 99; }
+    public function connectTo($mode)
+    {
 
-  function connectTo($mode) {
-
-    foreach ($this->macros as $macro) {
-      $this->Lexer->addSpecialPattern($macro, $mode, 'plugin_semantic');
-    }
-
-  }
-
-  function handle($match, $state, $pos, Doku_Handler $handler) {
-    return array($match, $state, $pos);
-  }
-
-  function render($mode, Doku_Renderer $renderer, $data) {
-
-    if ($mode == 'metadata') {
-
-      list($match, $state, $pos) = $data;
-
-      if ($match == '~~NOSEMANTIC~~') {
-        $renderer->meta['plugin']['semantic']['enabled'] = false;
-      } else {
-        $renderer->meta['plugin']['semantic']['schema.org']['type'] = trim(str_replace('Schema.org/', '', $match), '~~');
-        $renderer->meta['plugin']['semantic']['enabled'] = true;
-      }
+        foreach ($this->macros as $macro) {
+            $this->Lexer->addSpecialPattern($macro, $mode, 'plugin_semantic');
+        }
 
     }
 
-    return false;
+    public function handle($match, $state, $pos, Doku_Handler $handler)
+    {
+        return array($match, $state, $pos);
+    }
 
-  }
+    public function render($mode, Doku_Renderer $renderer, $data)
+    {
+
+        if ($mode == 'metadata') {
+
+            list($match, $state, $pos) = $data;
+
+            if ($match == '~~NOSEMANTIC~~') {
+                $renderer->meta['plugin']['semantic']['enabled'] = false;
+            } else {
+                $renderer->meta['plugin']['semantic']['schema.org']['type'] = trim(str_replace('Schema.org/', '', $match), '~~');
+                $renderer->meta['plugin']['semantic']['enabled']            = true;
+            }
+
+        }
+
+        return false;
+
+    }
 
 }