63 lines
1.3 KiB
PHP
63 lines
1.3 KiB
PHP
<?php
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/**
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* $Id: backend.php,v 1.1 2013/10/10 08:37:32 gaudenz Exp $
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* Copyright (c) 2006, Gaudenz Alder
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*/
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include_once("../src/mxServer.php");
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/**
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* Creates a graph using the API and returns the XML.
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*/
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function createGraph()
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{
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$id = $_GET["id"];
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error_log("Requested id=".$id);
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// Creates the graph on the server-side
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$graph = new mxGraph();
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$model = $graph->getModel();
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$parent = $graph->getDefaultParent();
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$model->beginUpdate();
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$v1 = $graph->insertVertex($parent, null, "Hello", 20, 20, 80, 30);
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$v2 = $graph->insertVertex($parent, null, "World", 200, 150, 80, 30);
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$graph->insertEdge($parent, null, "", $v1, $v2);
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$model->endUpdate();
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$enc = new mxCodec();
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$xmlNode = $enc->encode($model);
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return str_replace("\n", "
", $xmlNode->ownerDocument->saveXML($xmlNode));
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}
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/**
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* Handles save request and prints XML.
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*/
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if (isset($_POST["xml"]))
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{
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$id = $_GET["id"];
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$xml = str_replace("\n", "
", stripslashes($_POST["xml"]));
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error_log("Received id=".$id." xml=".$xml);
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}
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else
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{
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if (isset($_GET["id"]))
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{
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header("Content-Type: text/xml;charset=UTF-8");
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header("Pragma: no-cache"); // HTTP 1.0
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header("Cache-Control: private, no-cache, no-store");
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header("Expires: 0");
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echo createGraph();
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}
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else
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{
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// Redirects to frontend.html
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header('Location: frontend.html');
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}
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}
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?>
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