Changeset 35

Timestamp:

Jul 15, 2011, 2:51:52 PM (14 years ago)

Author:

ktk

Message:

rdfint

• implemented set method

Location:

php/trunk/classes

Files:

• rdfa_Data.php (modified) (3 diffs)
• rdfa_Projection.php (modified) (2 diffs)

php/trunk/classes/rdfa_Data.php

@@ -794 +794 @@
    * Sets a property value for a subject.
    *
-   * \param subject   Subject to get the property set
-   * \param property  Property to be added
-   * \param value     Value to be set for the property
+   * \param subject   Subject to get the property set as URI or CURIE
+   * \param property  Property to be added as URI or CURIE
+   * \param value     Value to be set for the property as URI, CURIE or literal value
    * \param type      The type of the value, either 'uri', 'literal' or 'bnode'
    *                  (case-insensitive). Specifying the first character is sufficient.
    *                  If not specified, strings starting with 'http://' are taken as a URI,
-   *                  otherwise as a literal
+   *                  strings starting with '_:' as a blank node, otherwise as a literal
    * \retval boolean  true: property value set \n
    *                  false: subject not found or invalid value type specified
@@ -813 +813 @@
     $predicate = $property;
     $object = $value;
-
-    // insert code here
     
-    return $result;
+    // resolve namespace prefixes
+    $uriSubject   = $this->_resolve( $subject);
+    $uriPredicate = $this->_resolve( $predicate);
+    $uriObject    = $this->_resolve( $object);
+
+    // resolve method may return NULL, then use original value
+    $uriSubject   = ($uriSubject   === NULL) ? $subject   : $uriSubject;
+    $uriPredicate = ($uriPredicate === NULL) ? $predicate : $uriPredicate;
+    $uriObject    = ($uriObject    === NULL) ? $object    : $uriObject;
+    
+    // check what type we have
+    // This is not clear in the API. It could be interpreted that the only acceptable value is a literal
+    // We have to check what the intention is and adjust it accordingly or enhance the specs
+    if ($type == null) {
+      if (preg_match('#^http://.?#', $value))
+        $type = 'uri';
+      elseif (preg_match('#/^_:.?/#', $value))
+        $type = 'bnode';
+      else
+        $type = 'literal';
+    }
+
+    if (!preg_match('#^(uri|bnode|literal)$#', strtolower($type)))
+      return false;
+    
+    // construct the aTriple array
+    $aTriple = array();
+    $aTriple['type'] = 'triple';
+    $aTriple['s'] = $uriSubject;
+    $aTriple['p'] = $uriPredicate;
+    $aTriple['o'] = $uriObject;
+    $aTriple['s_type'] = 'uri';
+    $aTriple['p_type'] = 'uri';
+    $aTriple['o_type'] = strtolower($type);
+    
+    $aTriple['o_datatype'] = ''; // data types, currently not supported by the API
+    $aTriple['o_lang'] = ''; // language, same same
+
+    
+    $this->_addTriple( $aTriple);
+    
+    return true;
 
   } // public function _setValue
@@ -1089 +1128 @@
 
   } // public function _serialize
+  
 
 } // class Data

php/trunk/classes/rdfa_Projection.php

@@ -177 +177 @@
    * \retval boolean   false: invalid value type specified
    *
-   * \see rdfa::Data::setValue
+   * \see rdfa::Data::_setValue
    *
    * \note
@@ -185 +185 @@
 
   public function set( $property, $value, $type = NULL) {
-
-    // insert code here
+    
+    $ret = $this->rdfaData->_setValue($this->subject, $property, $value, $type );    
+    
+    if($ret)
+      return $this;
+    else
+      return false;
   }