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jp.av.dev 2020-11-14 22:11:09 -03:00
parent cb8b28bba6
commit f7ee699174
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4_Formularios.md

@ -116,3 +116,66 @@ def buscar(request):
</body> </body>
``` ```
### Limitar cantidad de caracteres en busqueda
*views.py*
```
...
def buscar(request):
# Validación campo vacio
if request.GET["prod"]:
prod_buscar = request.GET["prod"]
if len(prod_buscar) > 20:
msj = "Termino de búsqueda demasiado largo"
else:
articulos = Articulos.objects.filter(nombre__icontains=prod_buscar)
return render(request, "resultado_busqueda.html", {"articulos":articulos, "query":prod_buscar})
...
```
### Formulario de contacto
*views.py*
*contacto.html*
```
<body>
<h1>Formulario de contacto</h1>
<form action="/contacto/" method="POST">
{% csrf_token %}
<p>Asunto: <input type="text" name="asunto"></p>
<p>Mail : <input type="text" name="mail"></p>
<p>Mensaje: </p>
<p><textarea name="mensaje" rows="15" cols="45"></textarea></p>
<input type="submit" value="Enviar">
</form>
</body>
```
***{% csrf_token %}*** Protección contra [**CSRF**](https://docs.djangoproject.com/en/3.0/ref/csrf/)
*This should not be done for POST forms that target external URLs, since that would cause the CSRF token to be leaked, leading to a vulnerability.*
*gracias.html*
```
...
<h1>Gracias por contactarnos</h1>
...
```
*views.py*
```
...
def contacto(request):
if request.method == "POST":
return render(request, "gracias.html")
return render(request, "contacto.html")
```
*urlpatterns urls.py*
```
...
path('contacto/', views.contacto),`
...
```