from werkzeug import redirect from werkzeug.exceptions import NotFound from shorty.utils import session, Pagination, render_template, expose, \ validate_url, url_for from shorty.models import 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.query.get(alias): error = 'The alias you have requested exists already' if not error: uid = URL(url, 'private' not in request.form, alias).uid session.commit() 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.query.get(uid) if not url: raise NotFound() return render_template('display.html', url=url) @expose('/u/<uid>') def link(request, uid): url = URL.query.get(uid) if not url: raise NotFound() return redirect(url.target, 301) @expose('/list/', defaults={'page': 1}) @expose('/list/<int:page>') def list(request, page): query = URL.query.filter_by(public=True) pagination = Pagination(query, 30, 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')