def preview():
try:
# initialize the catalog so this route will fail if the source doesn't exist
make_catalog(request.args)
except Exception:
return redirect(url_for("index"), code=303)
return (
render_template(
"preview.html",
tilejson_url=Markup(
url_for("meta", _external=True, _scheme="", **request.args)
),
source_url=request.args["url"],
),
200,
{"Content-Type": "text/html"},
)
def preview():
return (
render_template(
"preview.html",
tilejson_url=Markup(
url_for("meta", _external=True, _scheme="", **request.args)
),
),
200,
{"Content-Type": "text/html"},
)
def meta():
meta = {
"bounds": CATALOG.bounds,
"center": CATALOG.center,
"maxzoom": CATALOG.maxzoom,
"minzoom": CATALOG.minzoom,
"name": CATALOG.name,
"tilejson": "2.2.0",
"tiles": [
"{}{{z}}/{{x}}/{{y}}?{}".format(
url_for("meta", _external=True, _scheme=""), urlencode(request.args)
)
],
}
return jsonify(meta)
