giuliomoro@1088: <?php
giuliomoro@1088: // Value parser for WAET XML
giuliomoro@1088: // testPage --> axis --> element --> value
giuliomoro@1088: class nestedObject {
giuliomoro@1088:     function __construct($id) {
giuliomoro@1088:         $this->id = $id;
giuliomoro@1088:         $this->nest = array();
giuliomoro@1088:         $this->type = null;
giuliomoro@1088:         $this->num = 0;
giuliomoro@1088:     }
giuliomoro@1088:     function addNewChild($id) {
giuliomoro@1088:         if ($this->type == null) {
giuliomoro@1088:             $this->type = "nest";
giuliomoro@1088:         }
giuliomoro@1088:         if ($this->type == "nest") {
giuliomoro@1088:             $obj = new nestedObject($id);
giuliomoro@1088:             array_push($this->nest,$obj);
giuliomoro@1088:             $this->num = count($this->nest);
giuliomoro@1088:             return $this->nest[$this->num-1];
giuliomoro@1088:         }
giuliomoro@1088:         return null;
giuliomoro@1088:     }
giuliomoro@1088:     function findChild($checkId) {
giuliomoro@1088:         if ($this->type == "nest"){
giuliomoro@1088:             foreach($this->nest as $child)
giuliomoro@1088:             {
giuliomoro@1088:                 if (strcmp($checkId,$child->id) == 0) {
giuliomoro@1088:                     return $child;
giuliomoro@1088:                 }
giuliomoro@1088:             }
giuliomoro@1088:         }
giuliomoro@1088:         return null;
giuliomoro@1088:     }
giuliomoro@1088:     function addValue($val) {
giuliomoro@1088:         if ($this->type == null) {
giuliomoro@1088:             $this->type = "value";
giuliomoro@1088:         }
giuliomoro@1088:         if ($this->type == "value") {
giuliomoro@1088:             array_push($this->nest,$val);
giuliomoro@1088:             $this->num = count($this->nest);
giuliomoro@1088:             return $this->nest[$this->num-1];
giuliomoro@1088:         }
giuliomoro@1088:         return null;
giuliomoro@1088:     }
giuliomoro@1088: }
giuliomoro@1088: 
giuliomoro@1088: // Build the root nest object to hold the testPages
giuliomoro@1088: $root = new nestedObject("root");
giuliomoro@1088: 
giuliomoro@1088: // XML Saves location - assumes it will be saves/
giuliomoro@1088: $saves = glob("../saves/*.xml");
giuliomoro@1088: if (is_array($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 $page node
giuliomoro@1088:             foreach($xml_object->page as $pageInstance)
giuliomoro@1088:             {
giuliomoro@1088:                 // Find in the nest
n@1256:                 $pageInstanceId = $pageInstance['ref'];
giuliomoro@1088:                 $page_nest = $root->findChild($pageInstanceId);
giuliomoro@1088:                 if ($page_nest == null) {
giuliomoro@1088:                     $page_nest = $root->addNewChild($pageInstanceId);
giuliomoro@1088:                 }
giuliomoro@1088:                 
giuliomoro@1088:                 // Iterate over each $element node
giuliomoro@1088:                 foreach($pageInstance->audioelement as $element) {
n@1225:                     // Find our specific element tag
n@1274:                     $elementId = null;
n@1274:                     if (isset($element['name'])) {
n@1274:                         $elementId = $element['name'];
n@1274:                     } else {
n@1274:                         $elementId = $element['ref'];
n@1274:                     }
n@1225:                     $element_nest = $page_nest->findChild($elementId);
n@1225:                     if ($element_nest == null) {
n@1225:                         $element_nest = $page_nest->addNewChild($elementId);
n@1225:                     }
giuliomoro@1088:                     // Now get the <value> tags
giuliomoro@1088:                     foreach($element->value as $value) {
giuliomoro@1088:                         $axis_nest = null;
giuliomoro@1088:                         $axisName = "default";
giuliomoro@1088:                         if (isset($value['interface-name']))
giuliomoro@1088:                         {
giuliomoro@1088:                             // Find the axis nest
giuliomoro@1088:                             $axisName = $value['interface-name'];
giuliomoro@1088:                         }
giuliomoro@1088:                         
n@1225:                         $axis_nest = $element_nest->findChild($axisName);
giuliomoro@1088:                         if ($axis_nest == null) {
n@1225:                             $axis_nest = $element_nest->addNewChild($axisName);
giuliomoro@1088:                         }
giuliomoro@1088:                         // Now push our value
n@1225:                         $axis_nest->addValue($value);
giuliomoro@1088:                     }
giuliomoro@1088:                 }
giuliomoro@1088:             }
giuliomoro@1088:         }
giuliomoro@1088:     }
giuliomoro@1088:     // We now have a structure in $root. EXPORT IT
giuliomoro@1088:     switch($_GET['format']) {
giuliomoro@1088:         case "XML":
giuliomoro@1088:             // Convert to XML
giuliomoro@1088:             $doc_root = new SimpleXMLElement('<waetprocess/>');
giuliomoro@1088:             foreach($root->nest as $page) {
giuliomoro@1088:                 $doc_page = $doc_root->addChild("page");
giuliomoro@1088:                 $doc_page->addAttribute("id",$page->id);
n@1225:                 foreach($page->nest as $element) {
n@1225:                     $doc_element = $doc_page->addChild("audioelement");
n@1225:                     $doc_element->addAttribute("id",$element->id);
n@1225:                     foreach($element->nest as $axis) {
n@1225:                         $doc_axis = $doc_element->addChild("interface");
n@1225:                         $doc_axis->addAttribute("name",$axis->id);
n@1225:                         foreach($axis->nest as $value) {
n@1225:                             $doc_axis->addChild("value",$value);
giuliomoro@1088:                         }
giuliomoro@1088:                     }
giuliomoro@1088:                 }
giuliomoro@1088:             }
giuliomoro@1088:             echo $doc_root->asXML();
giuliomoro@1088:             break;
giuliomoro@1088:         case "JSON":
giuliomoro@1088:             // Convert to JSON
giuliomoro@1088:             $doc_root = '{ "pages": [';
giuliomoro@1088:             for ($pageIndex = 0; $pageIndex < $root->num; $pageIndex++)
giuliomoro@1088:             {
giuliomoro@1088:                 $page = $root->nest[$pageIndex];
n@1225:                 $doc_page = '{ "id": "'.$page->id.'", "elements": [';
n@1225:                 for($elementIndex = 0; $elementIndex < $page->num; $elementIndex++)
giuliomoro@1088:                 {
n@1225:                     $element = $page->nest[$elementIndex];
n@1225:                     $doc_element = '{ "id": "'.$element->id.'", "axis": [';
n@1225:                     for($axisIndex = 0; $axisIndex < $element->num; $axisIndex++)
giuliomoro@1088:                     {
n@1225:                         $axis = $element->nest[$axisIndex];
n@1225:                         $doc_axis = '{ "name": "'.$axis->id.'", "values": [';
n@1225:                         for ($valueIndex = 0; $valueIndex < $axis->num; $valueIndex++)
giuliomoro@1088:                         {
n@1225:                             $doc_axis = $doc_axis."".strval($axis->nest[$valueIndex]);
n@1225:                             if ($valueIndex < $axis->num-1) {
n@1225:                                 $doc_axis = $doc_axis.', ';
giuliomoro@1088:                             }
giuliomoro@1088:                         }
n@1225:                         $doc_axis = $doc_axis.']}';
n@1225:                         if ($axisIndex < $element->num-1) {
n@1225:                             $doc_axis = $doc_axis.', ';
giuliomoro@1088:                         }
n@1225:                         $doc_element = $doc_element.$doc_axis;
giuliomoro@1088:                     }
n@1225:                     $doc_element = $doc_element.']}';
n@1225:                     if ($elementIndex < $page->num-1) {
n@1225:                         $doc_element = $doc_element.', ';
giuliomoro@1088:                     }
n@1225:                     $doc_page = $doc_page.$doc_element;
giuliomoro@1088:                 }
giuliomoro@1088:                 $doc_page = $doc_page.']}';
giuliomoro@1088:                 if ($pageIndex < $root->num-1) {
giuliomoro@1088:                     $doc_page = $doc_page.', ';
giuliomoro@1088:                 }
giuliomoro@1088:                 $doc_root = $doc_root.$doc_page;
giuliomoro@1088:             }
giuliomoro@1088:             $doc_root = $doc_root.']}';
giuliomoro@1088:             echo $doc_root;
giuliomoro@1088:             break;
giuliomoro@1088:         case "CSV":
giuliomoro@1088:             // Convert to CSV
giuliomoro@1088:             // CSV Columts: page, axis, element, value
n@1225:             $doc_string = "page,element,axis,value"."\r\n";
giuliomoro@1088:             foreach($root->nest as $page){
n@1225:                 foreach($page->nest as $element) {
n@1225:                     foreach($element->nest as $axis) {
n@1225:                         foreach($axis->nest as $value) {
n@1105:                             $doc_string = $doc_string.$page->id.',';
n@1225:                             $doc_string = $doc_string.$element->id.',';
n@1105:                             $doc_string = $doc_string.$axis->id.',';
giuliomoro@1088:                             $doc_string = $doc_string.$value;
giuliomoro@1088:                             $doc_string = $doc_string."\r\n";
giuliomoro@1088:                         }
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: 
giuliomoro@1088: ?>