did some phps.

php/addKatalog.php

@@ -0,0 +1,37 @@
+<?php 
+    if(isset($_POST["go"]))
+    {
+        $form = array(
+            "Title"=>$_POST["Title"],
+            "Author"=>$_POST["Author"]);
+        $json = json_encode($form);
+        //echo $json;
+        // Dieser Schritt dient nur um die Daten wieder in der Ausgabe anzeigen zu lassen, 
+        //muss später noch an eine andere Stelle gepackt werden 8z.B. nach dem Empfang von Daten aus der API)
+        $json2= json_decode($json, true);
+    }
+        
+?>
+<h2>Eingabe</h2>
+<form action="" method="post">
+    <input type="text" name="Title" class="input" placeholder="Titel">
+    <input type="text" name="Author" class="input" placeholder="Autor">
+    <input type="text" name="Country" class="input" placeholder="Herkunft">
+    <input type="url" name="Link" class="input" placeholder="Link">
+    <input type="text" name="Language" class="input" placeholder="Sprache">
+    <input type="number" name="Pages" class="input" placeholder="Seiten" min="0">
+    <input type="number" name="Year" class="input" placeholder="Erscheinungsjahr" min="0">
+    <select class="input" name="Category">
+        <option>Book</option>
+        <option>Magazin</option>
+        <option>EBook</option>
+        <option>EPaper</option>
+    </select>
+    <input type="url" name="ImageLink" class="input" placeholder="Bild">
+    <input type="number" name="LendTime" class="input" placeholder="Verteihdauer" min="0">
+    <select class="input" name="Category">
+        <option>Physical</option>
+        <option>Virtual</option>
+    </select>
+    <input type="submit" name="go" id="go">
+</form>

php/index.php

@@ -18,10 +18,10 @@
                         <label for="choices">Katalog</label>
                     </dt>
                     <dd>                        
-                        <select name="selection" id="selection" onchange="location.assign(this.value);">
+                        <select name="selection1" id="selection" onchange="this.form.submit()">
                             <option></option>
                             <option value=findKatalog.htm>Finden</option>
-                            <Option value="addKatalog.htm">Hinzufügen</Option>
+                            <Option value="addKatalog.php">Hinzufügen</Option>
                             <option value="changeKatalog.htm">Bearbeiten</option>
                             <option value="deleteKatalog.htm">Löschen</option>
                         </select>
@@ -30,7 +30,7 @@
                         <label for="choices">Inventar</label>
                     </dt>
                     <dd>
-                        <select name="selection" id="selection" onchange="location.assign(this.value);">
+                        <select name="selection2" id="selection" onchange="location.assign(this.value);">
                             <option></option>
                             <option value=findInventar.htm>Finden</option>
                             <Option value="addInventar.htm">Hinzufügen</Option>
@@ -41,7 +41,7 @@
                         <label for="choices">Verleihvorgang</label>
                     </dt>
                     <dd>
-                        <select name="selection" id="selection" onchange="location.assign(this.value);">
+                        <select name="selection3" id="selection" onchange="location.assign(this.value);">
                             <option></option>
                             <option value=findVerleih.htm>Finden</option>
                             <Option value="addVerleih.htm">Hinzufügen</Option>
@@ -53,8 +53,22 @@
         </div>
         <div class="Eingabe"><!--Das wird der Inhaltsbereich. Zweigeteilt und leer.-->
             <div><!--Der Eingabebereich. Der taucht auf, sobald in der Navigation was gewählt ist. Nimmt fix die Hälfte oder 2/5 des verfügbaren Platzes ein.-->
-                <?php if($selection != "")
+                <?php                 
-                    include "$selection";
+                if(isset($_GET["selection1"]))
+                {
+                    $selection1=$_GET["selection1"];
+                    readfile($selection1);
+                }
+                elseif (isset($_GET["selection2"])) 
+                {
+                    $selection2=$_GET["selection2"];
+                    echo $selection2;
+                }                
+                elseif (isset($_GET["selection3"])) 
+                {
+                    $selection3=$_GET["selection3"];
+                    echo $selection3;
+                }
                 ?>
             </div class="Ausgabe">
             <div><!--Der Ausgabebereich. Taucht auf, sobald im Eingabebereich ein http-request gesendet wurde. Inhalt ist der Response. Größe von Anfang an 3/5.-->
@@ -63,8 +77,8 @@
                 ?>
             </div>
             <div><!--Response Konsole. -->
-                <textarea cols="30" rows="10" readonly style="overflow-y:scroll">
+                <textarea cols="30" rows="10" readonly>
-                    <?php $status?>
+                    <?php echo $selection?>
                 </textarea>
             </div>
         </div>

php/katalog/add.php

@@ -0,0 +1,61 @@
+<?php
+if(isset($_GET['list'])) {
+    $link = "https://localhost:5000/api/katalog";
+
+    //remove protocol, we're assuming its http
+    if(strstr($link, '://') != false){
+        $link = substr($link, strpos($link,'://') + strlen('://'));
+    }
+
+    //split the url into host (www.example.com) and requested page (index.php) on the first slash
+    $host = substr($link, 0, strpos($link, '/'));
+    $request = substr($link, strpos($link, '/'));
+
+    //open a socket connection to the site on port 80 (http protocol port)
+    $fp = @fsockopen($host, 80, $errno, $errstr);
+
+    if($fp == false){
+        $response = $errno . " " . $errstr;
+    }
+    else {
+        //create the request headers
+        $headers   = array();
+        $headers[] = 'HEAD ' . $request . ' HTTP/1.1';
+        $headers[] = 'Host: ' . $host;
+        //$headers[] = 'Content-Length: 0';
+        $headers[] = 'Connection: close';
+        $headers[] = 'Content-Type: text/html';
+        $headers   = implode("\r\n", $headers) . "\r\n\r\n";
+
+        //send our request
+        if (!fwrite($fp, $headers)) {
+            fclose($fp);
+            $response = "Could not access webpage specified.";
+        }
+        else {
+            //read the response
+            $rsp = '';
+            while(!feof($fp)) { $rsp .= fgets($fp,8192); }
+            fclose($fp);
+            echo json_decode($rsp);
+            /*
+            $hunks = explode("\r\n\r\n",trim($rsp));
+            $headers = explode("\n", $hunks[count($hunks) - 1]);
+            $response = trim($headers[0]);
+            */
+        }
+    }
+}
+?>
+<html>
+    <head>
+        <title>Test Link</title>
+    </head>
+    <body>
+        <?php if(isset($response)) {  echo $response;  } ?>
+        <form method="get">
+            <label for="list">Link</label>
+            <input type="submit" name="list" value="list">
+        </form>
+    </body>
+</html>

php/katalog/find.php

@@ -0,0 +1,58 @@
+<?php
+if(isset($_POST['link'])) {
+    $link = $_POST['link'];
+
+    //remove protocol, we're assuming its http
+    if(strstr($link, '://') != false){
+        $link = substr($link, strpos($link,'://') + strlen('://'));
+    }
+
+    //split the url into host (www.example.com) and requested page (index.php) on the first slash
+    $host = substr($link, 0, strpos($link, '/'));
+    $request = substr($link, strpos($link, '/'));
+
+    //open a socket connection to the site on port 80 (http protocol port)
+    $fp = @fsockopen($host, 80, $errno, $errstr);
+
+    if($fp == false){
+        $response = $errno . " " . $errstr;
+    }
+    else {
+        //create the request headers
+        $headers   = array();
+        $headers[] = 'HEAD ' . $request . ' HTTP/1.1';
+        $headers[] = 'Host: ' . $host;
+        $headers[] = 'Content-Length: 0';
+        $headers[] = 'Connection: close';
+        $headers[] = 'Content-Type: text/html';
+        $headers   = implode("\r\n", $headers) . "\r\n\r\n";
+
+        //send our request
+        if (!fwrite($fp, $headers)) {
+            fclose($fp);
+            $response = "Could not access webpage specified.";
+        }
+        else {
+            //read the response
+            $rsp = '';
+            while(!feof($fp)) { $rsp .= fgets($fp,8192); }
+            fclose($fp);
+            $hunks = explode("\r\n\r\n",trim($rsp));
+            $headers = explode("\n", $hunks[count($hunks) - 1]);
+            $response = trim($headers[0]);
+        }
+    }
+}
+?>
+<html>
+    <head>
+        <title>Test Link</title>
+    </head>
+    <body>
+        <?php if(isset($response)) {  echo $response;  } ?>
+        <form method="post">
+            <label for="link">Link</label>
+            <input id="link" type="text" name="link" />
+        </form>
+    </body>
+</html>

php/katalog/list.php

@@ -0,0 +1,58 @@
+<?php
+if(isset($_POST['link'])) {
+    $link = $_POST['link'];
+
+    //remove protocol, we're assuming its http
+    if(strstr($link, '://') != false){
+        $link = substr($link, strpos($link,'://') + strlen('://'));
+    }
+
+    //split the url into host (www.example.com) and requested page (index.php) on the first slash
+    $host = substr($link, 0, strpos($link, '/'));
+    $request = substr($link, strpos($link, '/'));
+
+    //open a socket connection to the site on port 80 (http protocol port)
+    $fp = @fsockopen($host, 80, $errno, $errstr);
+
+    if($fp == false){
+        $response = $errno . " " . $errstr;
+    }
+    else {
+        //create the request headers
+        $headers   = array();
+        $headers[] = 'HEAD ' . $request . ' HTTP/1.1';
+        $headers[] = 'Host: ' . $host;
+        $headers[] = 'Content-Length: 0';
+        $headers[] = 'Connection: close';
+        $headers[] = 'Content-Type: text/html';
+        $headers   = implode("\r\n", $headers) . "\r\n\r\n";
+
+        //send our request
+        if (!fwrite($fp, $headers)) {
+            fclose($fp);
+            $response = "Could not access webpage specified.";
+        }
+        else {
+            //read the response
+            $rsp = '';
+            while(!feof($fp)) { $rsp .= fgets($fp,8192); }
+            fclose($fp);
+            $hunks = explode("\r\n\r\n",trim($rsp));
+            $headers = explode("\n", $hunks[count($hunks) - 1]);
+            $response = trim($headers[0]);
+        }
+    }
+}
+?>
+<html>
+    <head>
+        <title>Test Link</title>
+    </head>
+    <body>
+        <?php if(isset($response)) {  echo $response;  } ?>
+        <form method="post">
+            <label for="link">Link</label>
+            <input id="link" type="text" name="link" />
+        </form>
+    </body>
+</html>

php/katalog/remove.php

@@ -0,0 +1,58 @@
+<?php
+if(isset($_POST['link'])) {
+    $link = $_POST['link'];
+
+    //remove protocol, we're assuming its http
+    if(strstr($link, '://') != false){
+        $link = substr($link, strpos($link,'://') + strlen('://'));
+    }
+
+    //split the url into host (www.example.com) and requested page (index.php) on the first slash
+    $host = substr($link, 0, strpos($link, '/'));
+    $request = substr($link, strpos($link, '/'));
+
+    //open a socket connection to the site on port 80 (http protocol port)
+    $fp = @fsockopen($host, 80, $errno, $errstr);
+
+    if($fp == false){
+        $response = $errno . " " . $errstr;
+    }
+    else {
+        //create the request headers
+        $headers   = array();
+        $headers[] = 'HEAD ' . $request . ' HTTP/1.1';
+        $headers[] = 'Host: ' . $host;
+        $headers[] = 'Content-Length: 0';
+        $headers[] = 'Connection: close';
+        $headers[] = 'Content-Type: text/html';
+        $headers   = implode("\r\n", $headers) . "\r\n\r\n";
+
+        //send our request
+        if (!fwrite($fp, $headers)) {
+            fclose($fp);
+            $response = "Could not access webpage specified.";
+        }
+        else {
+            //read the response
+            $rsp = '';
+            while(!feof($fp)) { $rsp .= fgets($fp,8192); }
+            fclose($fp);
+            $hunks = explode("\r\n\r\n",trim($rsp));
+            $headers = explode("\n", $hunks[count($hunks) - 1]);
+            $response = trim($headers[0]);
+        }
+    }
+}
+?>
+<html>
+    <head>
+        <title>Test Link</title>
+    </head>
+    <body>
+        <?php if(isset($response)) {  echo $response;  } ?>
+        <form method="post">
+            <label for="link">Link</label>
+            <input id="link" type="text" name="link" />
+        </form>
+    </body>
+</html>

test/test.php

@@ -0,0 +1,61 @@
+<?php
+if(isset($_POST['link'])) {
+    $link = $_POST['link'];
+
+    //remove protocol, we're assuming its http
+    if(strstr($link, '://') != false){
+        $link = substr($link, strpos($link,'://') + strlen('://'));
+    }
+
+    //split the url into host (www.example.com) and requested page (index.php) on the first slash
+    $host = substr($link, 0, strpos($link, '/'));
+    $request = substr($link, strpos($link, '/'));
+
+    //open a socket connection to the site on port 80 (http protocol port)
+    $fp = @fsockopen($host, 80, $errno, $errstr);
+
+    if($fp == false){
+        $response = $errno . " " . $errstr;
+    }    
+    else {
+        //create the request headers
+        $headers   = array();
+        $headers[] = 'HEAD ' . $request . ' HTTP/1.1';
+        $headers[] = 'Host: ' . $host;
+        $headers[] = 'Content-Length: 0';
+        $headers[] = 'Connection: close';
+        $headers[] = 'Content-Type: text/html';
+        $headers   = implode("\r\n", $headers) . "\r\n\r\n";
+
+        //send our request
+        if (!fwrite($fp, $headers)) {
+            fclose($fp);
+            $response = "Could not access webpage specified.";
+        }
+        else {
+            //read the response
+            $rsp = '';
+            while(!feof($fp)) { $rsp .= fgets($fp,8192); }
+            fclose($fp);
+            /*
+            $hunks = explode("\r\n\r\n",trim($rsp)); //trennt header vom Body, der Body is dann weg. Nur nötig für Delete.
+            $headers = explode("\n", $hunks[count($hunks) - 1]);
+            $response = trim($headers[0]);
+            */
+            $response = $rsp;
+        }
+    }
+}
+?>
+<html>
+    <head>
+        <title>Test Link</title>
+    </head>
+    <body>
+        <?php if(isset($response)) {  echo $response;  } ?>
+        <form method="post">
+            <label for="link">Link</label>
+            <input id="link" type="text" name="link" />
+        </form>
+    </body>
+</html>