1 files changed, 165 insertions, 0 deletions
diff --git a/cgi-bin/guest_book.cgi b/cgi-bin/guest_book.cgi
new file mode 100755
index 0000000..bc2f803
--- /dev/null
+++ b/cgi-bin/guest_book.cgi
@@ -0,0 +1,165 @@
+#! /usr/bin/env python
+
+import cgi
+import json
+import datetime
+import html
+
+def handle_fields():
+    form = cgi.FieldStorage()
+
+    name = form.getvalue("name")
+    url = form.getvalue("url")
+    message = form.getvalue("message")
+
+    # Nothign was submitted.
+    if name is None and url is None and message is None:
+        return ""
+
+    if name is None:
+        return "<p>name is required</p>"
+    elif message is None:
+        return "<p>please write a silly something (:</p>"
+
+    url = "" if url is None else url
+
+    # Make the names safe.
+    name = html.escape(name)
+    url = html.escape(url)
+    message = html.escape(message)
+
+    guest_book = []
+
+    # Open data if already there.
+    try:
+        with open("guest_book.json", "r")  as fp:
+            guest_book = json.load(fp)
+    except FileNotFoundError:
+        pass
+
+    # Already in list.
+    for guest in guest_book:
+        if guest["name"] == name and guest["url"] == url and guest["message"] == message:
+            return "<p>You already been added</p>"
+
+    date = datetime.datetime.now()
+    guest_entry = {"name": name, "url": url, "message": message, "date": date.strftime("%B, %d %Y")}
+
+    # Dump guest to file.
+    with open("guest_book.json", "w") as fp:
+        guest_book.append(guest_entry)
+        json.dump(guest_book, fp, indent=4)
+
+    return "<p>You been added to the guest book yippe (:</p><img src=\"../images/yippee.gif\" alt=\"yippee!\"/>"
+
+def get_guest_html_from_list():
+    guest_html = ""
+
+    try:
+        with open("guest_book.json", "r")  as fp:
+            for guest in json.load(fp)[::-1]:
+                guest_table = """
+                    <table border="1" width="60%">
+                        <tr>
+                            <td>
+                                <b>{name}</b> <a href="{url}" target="_blank">{url}</a> --- signed {date}
+                            </td> 
+                        </tr>
+
+                        <tr>
+                            <td><p>{message}</p></td>
+                        </tr>
+                    </table>
+                """
+
+                guest_table = guest_table.format(name=guest["name"], url=guest["url"],
+                    date=guest["date"], message=guest["message"])
+                guest_html += guest_table
+    except FileNotFoundError:
+        guest_html =  """
+            <table border="1" width="60%">
+                <tr>
+                    <td>
+                        <p>No guest have been added ): But you can be the first!</p>
+                    </td>
+                </tr>
+            </table>
+        """
+
+    return guest_html
+
+def display_html(fields_reponse):
+    print("Content-Type: text/html")
+    
+    html_text = """
+        <!DOCTYPE html>
+        <html>
+        
+        <head>
+            <title>Guest Book</title>
+
+        <style>
+            
+        body {{
+            color: black;
+            background-image: url('../images/guest_book_background.png');
+        }}
+
+        table {{
+            color: black;
+            background-color: #bebebe;
+            margin-top: 10px;
+            margin-bottom: 10px;
+            margin-left: 10px;
+            margin-right: 10px;
+        }}
+
+        </style>
+        </head>
+
+        <body>
+            <center>
+                <table border="1" width="60%">
+                    <tr>
+                        <td>
+                            <h3>Sign my fucking guest book</h3>
+                            <form action = "guest_book.cgi" method = "get">
+                                <lable for = "name" maxlength="100">Name</lable>
+                                <input type = "text" name = "name"/>
+                                <br/>
+                                <lable for = "url" maxlength="256">Website</lable>
+                                <input type = "text" name = "url"/>
+                                <br/><br/>
+                                <lable for = "message">Write a little silly something</lable>
+                                <br/>
+                                <textarea type = "text" name = "message" rows = "4" cols = "40" maxlength="512"></textarea>
+                                <br/>
+                                <input type = "submit" value = "Fucking submit"> <b>You can't delete/edit it afterwards</b>
+                            </form>
+                            {fields_reponse}
+                        </td>
+                    </tr>
+
+                    <tr>
+                        <td>
+                            <h2><a href="../index.html">--&gt; Back to main page</a></h2>
+                        </td>
+                    </tr>
+                </table>
+
+            {guest_html}
+            </center>
+        </body>
+        </html>
+    """
+    
+    html_text = html_text.format(
+        fields_reponse=fields_reponse,
+        guest_html=get_guest_html_from_list()
+    )
+
+    print(html_text)
+
+fields_reponse = handle_fields()
+display_html(fields_reponse)
+