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from werkzeug.exceptions import NotFound
from werkzeug.utils import redirect
from .models import URL
from .utils import expose
from .utils import Pagination
from .utils import render_template
from .utils import url_for
from .utils import validate_url
@expose("/")
def new(request):
error = url = ""
if request.method == "POST":
url = request.form.get("url")
alias = request.form.get("alias")
if not validate_url(url):
error = "I'm sorry but you cannot shorten this URL."
elif alias:
if len(alias) > 140:
error = "Your alias is too long"
elif "/" in alias:
error = "Your alias might not include a slash"
elif URL.load(alias):
error = "The alias you have requested exists already"
if not error:
url = URL(
target=url,
public="private" not in request.form,
shorty_id=alias if alias else None,
)
url.store()
uid = url.id
return redirect(url_for("display", uid=uid))
return render_template("new.html", error=error, url=url)
@expose("/display/<uid>")
def display(request, uid):
url = URL.load(uid)
if not url:
raise NotFound()
return render_template("display.html", url=url)
@expose("/u/<uid>")
def link(request, uid):
url = URL.load(uid)
if not url:
raise NotFound()
return redirect(url.target, 301)
@expose("/list/", defaults={"page": 1})
@expose("/list/<int:page>")
def list(request, page):
def wrap(doc):
data = doc.value
data["_id"] = doc.id
return URL.wrap(data)
code = """function(doc) { if (doc.public){ map([doc._id], doc); }}"""
docResults = URL.query(code)
results = [wrap(doc) for doc in docResults]
pagination = Pagination(results, 1, page, "list")
if pagination.page > 1 and not pagination.entries:
raise NotFound()
return render_template("list.html", pagination=pagination)
def not_found(request):
return render_template("not_found.html")
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