giuliomoro@1088: <?php
giuliomoro@1088: // Comment Parser for PHP
giuliomoro@1088: class audioElement {
giuliomoro@1088:     function __construct($id) {
giuliomoro@1088:         $this->id = $id;
giuliomoro@1088:         $this->comments = array();
giuliomoro@1088:     }
giuliomoro@1088:     function addComment($str) {
giuliomoro@1088:         array_push($this->comments,$str);
giuliomoro@1088:     }
giuliomoro@1088: }
giuliomoro@1088: 
giuliomoro@1088: class testPage {
giuliomoro@1088:     function __construct($id) {
giuliomoro@1088:         $this->id = $id;
giuliomoro@1088:         $this->elements = array();
giuliomoro@1088:     }
giuliomoro@1088: }
giuliomoro@1088: // XML Saves location - assumes it will be saves/
giuliomoro@1088: $saves = glob("../saves/*.xml");
giuliomoro@1088: $comment_struct = array();
giuliomoro@1088: if (is_array($saves))
giuliomoro@1088: {
giuliomoro@1088:     foreach($saves as $filename) {
giuliomoro@1088:         $xml_string = file_get_contents($filename, FILE_TEXT);
giuliomoro@1088:         $xml_object = simplexml_load_string($xml_string);
giuliomoro@1088:         if ($xml_object == false) {
giuliomoro@1088:             echo "<h1>FATAL</h1> <span>could not parse file ".$filename.": </span>";
giuliomoro@1088:             foreach(libxml_get_errors() as $error) {
giuliomoro@1088:                 echo "<br>", $error->message;
giuliomoro@1088:             }
giuliomoro@1088:         } else {
giuliomoro@1088:             // Iterate over each audioHolder node
giuliomoro@1088:             foreach($xml_object->page as $pageInstance)
giuliomoro@1088:             {
giuliomoro@1088:                 // Find the page in the comment_struct
giuliomoro@1088:                 $page_struct = null;
giuliomoro@1088:                 foreach($comment_struct as $comment_struct_page)
giuliomoro@1088:                 {
giuliomoro@1088:                     if ($pageInstance['id'] == $comment_struct_page->id)
giuliomoro@1088:                     {
giuliomoro@1088:                         $page_struct = $comment_struct_page;
giuliomoro@1088:                         break;
giuliomoro@1088:                     }
giuliomoro@1088:                 }
giuliomoro@1088:                 if ($page_struct == null) {
giuliomoro@1088:                     array_push($comment_struct,new testPage($pageInstance['id']));
giuliomoro@1088:                     $page_struct = $comment_struct[count($comment_struct)-1];
giuliomoro@1088:                 }
giuliomoro@1088:                 // Get the audioelements of the page
giuliomoro@1088:                 foreach($pageInstance->audioelement as $fragment)
giuliomoro@1088:                 {
giuliomoro@1088:                     // Find the page in the comment_struct
giuliomoro@1088:                     $element_struct = null;
giuliomoro@1088:                     foreach($page_struct->elements as $page_struct_element)
giuliomoro@1088:                     {
giuliomoro@1088:                         if ($fragment['id'] == $page_struct_element->id)
giuliomoro@1088:                         {
giuliomoro@1088:                             $element_struct = $page_struct_element;
giuliomoro@1088:                             break;
giuliomoro@1088:                         }
giuliomoro@1088:                     }
giuliomoro@1088:                     if ($element_struct == null) {
giuliomoro@1088:                         array_push($page_struct->elements,new audioElement($fragment['id']));
giuliomoro@1088:                         $element_struct = $page_struct->elements[count($page_struct->elements)-1];
giuliomoro@1088:                     }
giuliomoro@1088:                     $element_struct->addComment($fragment->comment->response);
giuliomoro@1088:                 }
giuliomoro@1088:             }
giuliomoro@1088:         }
giuliomoro@1088:     }
giuliomoro@1088:     // Now we have a sub <xml> containing all comment data
giuliomoro@1088:     switch($_GET['format']) {
giuliomoro@1088:         case "XML":
giuliomoro@1088:             // Convert to an XML
giuliomoro@1088:             $doc_struct = new SimpleXMLElement('<waetprocess/>');
giuliomoro@1088:             foreach($comment_struct as $page_struct)
giuliomoro@1088:             {
giuliomoro@1088:                 $doc_page = $doc_struct->addChild("page");
giuliomoro@1088:                 $doc_page->addAttribute("id",$page_struct->id);
giuliomoro@1088:                 foreach($page_struct->elements as $element_struct)
giuliomoro@1088:                 {
giuliomoro@1088:                     $doc_element = $doc_page->addChild("audioelement");
giuliomoro@1088:                     $doc_element->addAttribute("id",$element_struct->id);
giuliomoro@1088:                     foreach($element_struct->comments as $comment)
giuliomoro@1088:                     {
giuliomoro@1088:                         $doc_comment = $doc_element->addChild("comment",$comment);
giuliomoro@1088:                     }
giuliomoro@1088:                 }
giuliomoro@1088:             }
giuliomoro@1088:             echo $doc_struct->asXML();
giuliomoro@1088:             break;
giuliomoro@1088:         case "JSON":
giuliomoro@1088:             // Convert to JSON
giuliomoro@1088:             $doc_string = '{ "pages": [';
giuliomoro@1088:             for($page_index = 0; $page_index < count($comment_struct); $page_index++ )
giuliomoro@1088:             {
giuliomoro@1088:                 $page_struct = $comment_struct[$page_index];
giuliomoro@1088:                 $doc_page = '{"id": "'.$page_struct->id.'", "elements": [';
giuliomoro@1088:                 for($element_index = 0; $element_index < count($page_struct->elements); $element_index++ )
giuliomoro@1088:                 {
giuliomoro@1088:                     $element_struct = $page_struct->elements[$element_index];
giuliomoro@1088:                     $doc_element = '{"id": "'.$element_struct->id.'", "comments": [';
giuliomoro@1088:                     for($comment_index = 0; $comment_index < count($element_struct->comments); $comment_index++ )
giuliomoro@1088:                     {
giuliomoro@1088:                         $doc_comment = '"'.$element_struct->comments[$comment_index].'"';
giuliomoro@1088:                         if ($comment_index < count($element_struct->comments)-1) {
giuliomoro@1088:                             $doc_comment = $doc_comment.',';
giuliomoro@1088:                         }
giuliomoro@1088:                         $doc_element = $doc_element.$doc_comment;
giuliomoro@1088:                     }
giuliomoro@1088:                     $doc_element = $doc_element.']}';
giuliomoro@1088:                     if ($element_index < count($page_struct->elements)-1) {
giuliomoro@1088:                         $doc_element = $doc_element.',';
giuliomoro@1088:                     }
giuliomoro@1088:                     $doc_page = $doc_page.$doc_element;
giuliomoro@1088:                 }
giuliomoro@1088:                 $doc_page = $doc_page.']}';
giuliomoro@1088:                 if ($page_index < count($comment_struct)-1) {
giuliomoro@1088:                     $doc_page = $doc_page.',';
giuliomoro@1088:                 }
giuliomoro@1088:                 $doc_string = $doc_string.$doc_page;
giuliomoro@1088:             }
giuliomoro@1088:             $doc_string = $doc_string."]}";
giuliomoro@1088:             echo $doc_string;
giuliomoro@1088:             break;
giuliomoro@1088:         case "CSV":
giuliomoro@1088:             // Conver to CSV
giuliomoro@1088:             // The CSV has three columns: page, element, comment
giuliomoro@1088:             $doc_string = "page,element,comment"."\r\n";
giuliomoro@1088:             foreach($comment_struct as $page_struct)
giuliomoro@1088:             {
giuliomoro@1088:                 foreach($page_struct->elements as $element_struct)
giuliomoro@1088:                 {
giuliomoro@1088:                     foreach($element_struct->comments as $comment)
giuliomoro@1088:                     {
giuliomoro@1088:                         $doc_string = $doc_string.$page_struct->id.",".$element_struct->id.",".$comment."\r\n";
giuliomoro@1088:                     }
giuliomoro@1088:                 }
giuliomoro@1088:             }
giuliomoro@1088:             echo $doc_string;
giuliomoro@1088:     }
giuliomoro@1088: } else {
giuliomoro@1088:     echo "FATAL - No saved XML files discovered";
giuliomoro@1088: }
giuliomoro@1088: ?>