working on JSON-LD validity, added CORS headers preparing external API

call support

js/comment.jsonld

@@ -1,17 +1,16 @@
 {
 	"@context": {
-		"status": "http://schema.org/Integer",
-		"id": "http://schema.org/name",
-		"parentid": "http://schema.org/name",
+		"so": "http://schema.org/",
+		"status": "so:Integer",
+		"id": "so:name",
+		"parentid": "so:name",
 		"url: {
-			"@id": "http://schema.org/url",
+			"@id": "so:url",
 			"@type": "@id"
 		},
-		"data": "http://schema.org/Text",
+		"data": "so:Text",
 		"meta": {
-			"postdate": "http://schema.org/Integer",
-			"nickname": "http://schema.org/Text",
-			"vizhash": "http://schema.org/Text"
+			"@id": "?jsonld=commentmeta"
 		}
 	}
 }

js/commentmeta.jsonld

@@ -0,0 +1,8 @@
+{
+	"@context": {
+		"so": "http://schema.org/",
+		"postdate": "so:Integer",
+		"nickname": "so:Text",
+		"vizhash": "so:Text"
+	}
+}

js/paste.jsonld

@@ -1,28 +1,24 @@
 {
 	"@context": {
-		"status": http://schema.org/Integer",
-		"id": "http://schema.org/name",
-		"deletetoken": "http://schema.org/Text",
-		"url: {
-			"@id": "http://schema.org/url",
-			"@type": "@id"
+		"so": "http://schema.org/",
+		"status": {"@id": "so:Integer"},
+		"id": {"@id": "so:name"},
+		"deletetoken": {"@id": "so:Text"},
+		"url": {
+			"@type": "@id",
+			"@id": "so:url"
 		},
-		"data": "http://schema.org/Text",
-		"attachment": "http://schema.org/Text",
-		"attachmentname": "http://schema.org/Text",
+		"data": {"@id": "so:Text"},
+		"attachment": {"@id": "so:Text"},
+		"attachmentname": {"@id": "so:Text"},
 		"meta": {
-			"formatter": "http://schema.org/Text",
-			"postdate": "http://schema.org/Integer",
-			"opendiscussion": "http://schema.org/True",
-			"burnafterreading": "http://schema.org/True",
-			"expire_date": "http://schema.org/Integer",
-			"remaining_time": "http://schema.org/Integer"
+			"@id": "?jsonld=pastemeta"
 		},
 		"comments": {
-			"@id": "comment.jsonld",
+			"@id": "?jsonld=comment",
 			"@container": "@list"
 		},
-		"comment_count": "http://schema.org/Integer",
-		"comment_offset": "http://schema.org/Integer"
+		"comment_count": {"@id": "so:Integer"},
+		"comment_offset": {"@id": "so:Integer"}
 	}
 }

js/pastemeta.jsonld

@@ -0,0 +1,11 @@
+{
+	"@context": {
+		"so": "http://schema.org/",
+		"formatter": {"@id": "so:Text"},
+		"postdate": {"@id": "so:Integer"},
+		"opendiscussion": {"@id": "so:True"},
+		"burnafterreading": {"@id": "so:True"},
+		"expire_date": {"@id": "so:Integer"},
+		"remaining_time": {"@id": "so:Integer"}
+	}
+}

lib/model/comment.php

@@ -38,8 +38,8 @@ class model_comment extends model_abstract
         $comments = $this->_store->readComments($this->getPaste()->getId());
         foreach ($comments as $comment) {
             if (
-                $comment->meta->parentid == $this->getParentId() &&
-                $comment->meta->commentid == $this->getId()
+                $comment->parentid == $this->getParentId() &&
+                $comment->id == $this->getId()
             ) {
                 $this->_data = $comment;
                 break;

lib/request.php

@@ -91,6 +91,7 @@ class request
         }
         if (
             !array_key_exists('pasteid', $this->_params) &&
+            !array_key_exists('jsonld', $this->_params) &&
             array_key_exists('QUERY_STRING', $_SERVER) &&
             !empty($_SERVER['QUERY_STRING'])
         )
@@ -117,6 +118,10 @@ class request
                 $this->_operation = 'read';
             }
         }
+        elseif (array_key_exists('jsonld', $this->_params) && !empty($this->_params['jsonld']))
+        {
+            $this->_operation = 'jsonld';
+        }
     }
 
     /**

lib/zerobin.php

@@ -95,6 +95,14 @@ class zerobin
      */
     private $_request;
 
+    /**
+     * URL base
+     *
+     * @access private
+     * @var    string
+     */
+    private $_urlbase;
+
     /**
      * constructor
      *
@@ -127,12 +135,18 @@ class zerobin
             case 'read':
                 $this->_read($this->_request->getParam('pasteid'));
                 break;
+            case 'jsonld':
+                $this->_jsonld($this->_request->getParam('jsonld'));
+                return;
         }
 
         // output JSON or HTML
         if ($this->_request->isJsonApiCall())
         {
             header('Content-type: application/json');
+            header('Access-Control-Allow-Origin: *');
+            header('Access-Control-Allow-Methods: GET, POST, PUT, DELETE');
+            header('Access-Control-Allow-Headers: X-Requested-With, Content-Type');
             echo $this->_json;
         }
         else
@@ -162,6 +176,7 @@ class zerobin
         $this->_conf = new configuration;
         $this->_model = new model($this->_conf);
         $this->_request = new request;
+        $this->_urlbase = array_key_exists('REQUEST_URI', $_SERVER) ? $_SERVER['REQUEST_URI'] : '/';
     }
 
     /**
@@ -422,6 +437,32 @@ class zerobin
         $page->draw($this->_conf->getKey('template'));
     }
 
+    private function _jsonld($type)
+    {
+        if (
+            $type !== 'paste' && $type !== 'comment' &&
+            $type !== 'pastemeta' && $type !== 'commentmeta'
+        )
+        {
+            $type = '';
+        }
+        $content = '{}';
+        $file = PUBLIC_PATH . DIRECTORY_SEPARATOR . 'js' . DIRECTORY_SEPARATOR . $type . '.jsonld';
+        if (is_readable($file))
+        {
+            $content = str_replace(
+                '?jsonld=',
+                $this->_urlbase . '?jsonld=',
+                file_get_contents($file)
+            );
+        }
+
+        header('Content-type: application/ld+json');
+        header('Access-Control-Allow-Origin: *');
+        header('Access-Control-Allow-Methods: GET');
+        echo $content;
+    }
+
     /**
      * return JSON encoded message and exit
      *
@@ -441,9 +482,7 @@ class zerobin
         else
         {
             $result['id'] = $message;
-            $result['url'] = (
-                array_key_exists('REQUEST_URI', $_SERVER) ? $_SERVER['REQUEST_URI'] : '/'
-            ) . '?' . $message;
+            $result['url'] = $this->_urlbase . '?' . $message;
         }
         $result += $other;
         $this->_json = json_encode($result);

tst/jsonApi.php

@@ -163,4 +163,34 @@ class jsonApiTest extends PHPUnit_Framework_TestCase
         $this->assertEquals(0, $response['comment_offset'], 'outputs comment_offset correctly');
     }
 
+    /**
+     * @runInSeparateProcess
+     */
+    public function testJsonLdPaste()
+    {
+        $this->reset();
+        $paste = helper::getPasteWithAttachment();
+        $this->_model->create(helper::getPasteId(), $paste);
+        $_GET['jsonld'] = 'paste';
+        ob_start();
+        new zerobin;
+        $content = ob_get_contents();
+        $this->assertEquals(file_get_contents(PUBLIC_PATH . '/js/paste.jsonld'), $content, 'outputs data correctly');
+    }
+
+    /**
+     * @runInSeparateProcess
+     */
+    public function testJsonLdInvalid()
+    {
+        $this->reset();
+        $paste = helper::getPasteWithAttachment();
+        $this->_model->create(helper::getPasteId(), $paste);
+        $_GET['jsonld'] = '../cfg/conf.ini';
+        ob_start();
+        new zerobin;
+        $content = ob_get_contents();
+        $this->assertEquals('{}', $content, 'does not output nasty data');
+    }
+
 }

tst/zerobin/data.php

@@ -35,8 +35,8 @@ class zerobin_dataTest extends PHPUnit_Framework_TestCase
         $this->assertTrue($this->_model->createComment(helper::getPasteId(), helper::getPasteId(), helper::getCommentId(), helper::getComment()) !== false, 'store comment');
         $this->assertTrue($this->_model->existsComment(helper::getPasteId(), helper::getPasteId(), helper::getCommentId()), 'comment exists after storing it');
         $comment = json_decode(json_encode(helper::getComment()));
-        $comment->meta->commentid = helper::getCommentId();
-        $comment->meta->parentid = helper::getPasteId();
+        $comment->id = helper::getCommentId();
+        $comment->parentid = helper::getPasteId();
         $this->assertEquals(
             array($comment->meta->postdate => $comment),
             $this->_model->readComments(helper::getPasteId())

tst/zerobin/db.php

@@ -33,8 +33,8 @@ class zerobin_dbTest extends PHPUnit_Framework_TestCase
         $this->assertTrue($this->_model->createComment(helper::getPasteId(), helper::getPasteId(), helper::getCommentId(), helper::getComment()) !== false, 'store comment');
         $this->assertTrue($this->_model->existsComment(helper::getPasteId(), helper::getPasteId(), helper::getCommentId()), 'comment exists after storing it');
         $comment = json_decode(json_encode(helper::getComment()));
-        $comment->meta->commentid = helper::getCommentId();
-        $comment->meta->parentid = helper::getPasteId();
+        $comment->id = helper::getCommentId();
+        $comment->parentid = helper::getPasteId();
         $this->assertEquals(
             array($comment->meta->postdate => $comment),
             $this->_model->readComments(helper::getPasteId())