comparison scripts/comment_parser.php @ 1108:a6cd19323345

PHP Comment Parser exports to XML, JSON and CSV notations. Included HTML file interface.

 <?php
 // Comment Parser for PHP
+class audioElement {
+    function __construct($id) {
+        $this->id = $id;
+        $this->comments = array();
+    }
+    function addComment($str) {
+        array_push($this->comments,$str);
+    }
+}
 
+class testPage {
+    function __construct($id) {
+        $this->id = $id;
+        $this->elements = array();
+    }
+}
 // XML Saves location - assumes it will be saves/
 $saves = glob("../saves/*.xml");
-$comment_struct = new SimpleXMLElement('<waetprocess/>');
+$comment_struct = array();
 if (is_array($saves))
 {
     foreach($saves as $filename) {
         $xml_string = file_get_contents($filename, FILE_TEXT);
         $xml_object = simplexml_load_string($xml_string);
-        $test_struct = $comment_struct->addChild("test");
         if ($xml_object == false) {
             echo "<h1>FATAL</h1> <span>could not parse file ".$filename.": </span>";
             foreach(libxml_get_errors() as $error) {
                 echo "<br>", $error->message;
             }
         } else {
             // Iterate over each audioHolder node
             foreach($xml_object->page as $pageInstance)
             {
-                $page_struct = $test_struct->addChild("page");
-                // Get the page-id and attach
-                $page_struct->addAttribute("page-id",$pageInstance['id']);
-                
+                // Find the page in the comment_struct
+                $page_struct = null;
+                foreach($comment_struct as $comment_struct_page)
+                {
+                    if ($pageInstance['id'] == $comment_struct_page->id)
+                    {
+                        $page_struct = $comment_struct_page;
+                        break;
+                    }
+                }
+                if ($page_struct == null) {
+                    array_push($comment_struct,new testPage($pageInstance['id']));
+                    $page_struct = $comment_struct[count($comment_struct)-1];
+                }
                 // Get the audioelements of the page
                 foreach($pageInstance->audioelement as $fragment)
                 {
-                    $fragment_struct = $page_struct->addChild("audioelement");
-                    // Get the element-id and attach
-                    $page_struct->addAttribute("element-id",$fragment['id']);
-                    $page_struct->addAttribute("presented-id",$fragment['presentedId']);
-                    $page_struct->addAttribute("url",$fragment['url']);
-                    // Append the comment data
-                    echo "<p>Comment: ".$fragement->comment."</p>";
-                    $comment = $fragment_struct->addChild("comment");
+                    // Find the page in the comment_struct
+                    $element_struct = null;
+                    foreach($page_struct->elements as $page_struct_element)
+                    {
+                        if ($fragment['id'] == $page_struct_element->id)
+                        {
+                            $element_struct = $page_struct_element;
+                            break;
+                        }
+                    }
+                    if ($element_struct == null) {
+                        array_push($page_struct->elements,new audioElement($fragment['id']));
+                        $element_struct = $page_struct->elements[count($page_struct->elements)-1];
+                    }
+                    $element_struct->addComment($fragment->comment->response);
                 }
             }
         }
     }
     // Now we have a sub <xml> containing all comment data
-    echo $comment_struct->asXML();
+    switch($_GET['format']) {
+        case "XML":
+            // Convert to an XML
+            $doc_struct = new SimpleXMLElement('<waetprocess/>');
+            foreach($comment_struct as $page_struct)
+            {
+                $doc_page = $doc_struct->addChild("page");
+                $doc_page->addAttribute("id",$page_struct->id);
+                foreach($page_struct->elements as $element_struct)
+                {
+                    $doc_element = $doc_page->addChild("audioelement");
+                    $doc_element->addAttribute("id",$element_struct->id);
+                    foreach($element_struct->comments as $comment)
+                    {
+                        $doc_comment = $doc_element->addChild("comment",$comment);
+                    }
+                }
+            }
+            echo $doc_struct->asXML();
+            break;
+        case "JSON":
+            // Convert to JSON
+            $doc_string = '{ "pages": [';
+            for($page_index = 0; $page_index < count($comment_struct); $page_index++ )
+            {
+                $page_struct = $comment_struct[$page_index];
+                $doc_page = '{"id": "'.$page_struct->id.'", "elements": [';
+                for($element_index = 0; $element_index < count($page_struct->elements); $element_index++ )
+                {
+                    $element_struct = $page_struct->elements[$element_index];
+                    $doc_element = '{"id": "'.$element_struct->id.'", "comments": [';
+                    for($comment_index = 0; $comment_index < count($element_struct->comments); $comment_index++ )
+                    {
+                        $doc_comment = '"'.$element_struct->comments[$comment_index].'"';
+                        if ($comment_index < count($element_struct->comments)-1) {
+                            $doc_comment = $doc_comment.',';
+                        }
+                        $doc_element = $doc_element.$doc_comment;
+                    }
+                    $doc_element = $doc_element.']}';
+                    if ($element_index < count($page_struct->elements)-1) {
+                        $doc_element = $doc_element.',';
+                    }
+                    $doc_page = $doc_page.$doc_element;
+                }
+                $doc_page = $doc_page.']}';
+                if ($page_index < count($comment_struct)-1) {
+                    $doc_page = $doc_page.',';
+                }
+                $doc_string = $doc_string.$doc_page;
+            }
+            $doc_string = $doc_string."]}";
+            echo $doc_string;
+            break;
+        case "CSV":
+            // Conver to CSV
+            // The CSV has three columns: page, element, comment
+            $doc_string = "page,element,comment"."\r\n";
+            foreach($comment_struct as $page_struct)
+            {
+                foreach($page_struct->elements as $element_struct)
+                {
+                    foreach($element_struct->comments as $comment)
+                    {
+                        $doc_string = $doc_string.$page_struct->id.",".$element_struct->id.",".$comment."\r\n";
+                    }
+                }
+            }
+            echo $doc_string;
+    }
 } else {
     echo "FATAL - No saved XML files discovered";
 }
 ?>