admins can edit and remove links

qr-labels.py

@@ -92,15 +92,27 @@ def serveCode(code):
 
 @app.route("/edit", methods=['GET', 'POST'])
 def edit():
-	code = request.form.get("code")
-	print ("code: {}".format(code))
+	code = request.form.get("code") if request.form.get("code") is not None else request.args.get("code")
+	url = request.form.get("url")
+
 	if codeLink(code) is False:
 		return render_template('invalid.html', code=code)
-	if codeLink(code) is not None:
-		return render_template('cantedit.html', url=codeLink(code))
-	url = request.form.get("url")
+	if current_user.is_authenticated:
+		if url==None:
+			return render_template('editlink.html', code=code, url=codeLink(code), admin=current_user.is_authenticated)
+		else:
+			if url=='remove':
+				url = ''
+			links[code]['url']=url
+			saveFile()
+			return render_template('message.html', message="Done Mr. Admin person")
+	else:
+		if codeLink(code) is not None:
+			return render_template('cantedit.html', url=codeLink(code))
+	
 	if url is None:
-		return render_template('editlink.html', code=code)
+		return render_template('editlink.html', code=code, url='', admin=current_user.is_authenticated)
+	
 	#Saving the link:
 	if url.lower().startswith('https://') is False and url.lower().startswith('http://') is False:
 		return render_template('message.html', message="Only http:// and https:// links alowed. Plz fix your link!")

templates/editlink.html

@@ -1,12 +1,21 @@
 {% extends 'base.html' %}
 
 {% block content %}
-<form action=/edit method="post">
+<form action=/edit id="editform" method="post">
 <input type="hidden" name="code" value="{{code}}" />
 QR-code:<br />
 <input type="text" value="{{code}}" disabled /><br />
 URL:<br />
-<input type="url" name="url" value=""/><br />
-<button type="submit" class="graybar" >Save </button>
+<input type="url" id="url" name="url" value="{{url}}"/><br />
+<button type="submit" class="graybar" >Save</button>
 </form>
+{% if admin == True %}
+<button class="graybar" onclick="removeLink()">Remove link</button>
+{% endif %}
+<script>
+function removeLink() {
+  document.getElementById("url").value = "";
+   document.getElementById("editform").submit();
+}
+</script>
 {% endblock %}

templates/list.html

@@ -5,7 +5,8 @@
 	{% for label in linklist %}
 		<p>
 			<span class="code">{{label['code']}}</span>:
-			<a href="/code/{{label['code']}}.png" class="linkonalist">Show QR</a> | <a href="/edit" class="linkonalist">Edit</a>
+			&nbsp;&nbsp;&nbsp;
+			<a href="/code/{{label['code']}}.png" class="linkonalist">Show QR</a> | <a href="/edit?code={{label['code']}}" class="linkonalist">Edit</a>
 			<br />
 			<a href="{{label['url']}}" class="linkonalist">{{label['url']}}</a>
 			<hr>