openlayers
Version:
Build tools and sources for developing OpenLayers based mapping applications
70 lines (63 loc) • 2.48 kB
JavaScript
/**
* This loader is used for the hosted examples. It is used in place of the
* development loader (examples/loader.js).
*
* The loader loads ol.js and the example's script in "production" mode; it
* loads Closure Library's base.js, ol-deps.js, the example's "goog.require"
* script, and the example's script in "development" mode.
*
* The ol.js and ol-deps.js scripts are built using ol3's Makefile. They are
* located in the ../build/ directory, relative to this script.
*
* The script must be named loader.js.
*
* Usage:
*
* <script src="../loader.js?id=my-demo"></script>
*/
(function() {
var i, pair;
var href = window.location.href, start, end, paramsString, pairs,
pageParams = {};
if (href.indexOf('?') > 0) {
start = href.indexOf('?') + 1;
end = href.indexOf('#') > 0 ? href.indexOf('#') : href.length;
paramsString = href.substring(start, end);
pairs = paramsString.split(/[&;]/);
for (i = 0; i < pairs.length; ++i) {
pair = pairs[i].split('=');
if (pair[0]) {
pageParams[decodeURIComponent(pair[0])] =
decodeURIComponent(pair[1]);
}
}
}
var scripts = document.getElementsByTagName('script');
var src, index, search, chunks, scriptParams = {};
for (i = scripts.length - 1; i >= 0; --i) {
src = scripts[i].getAttribute('src');
if (~(index = src.indexOf('loader.js?'))) {
search = src.substr(index + 10);
chunks = search ? search.split('&') : [];
for (i = chunks.length - 1; i >= 0; --i) {
pair = chunks[i].split('=');
if (pair[0]) {
scriptParams[decodeURIComponent(pair[0])] =
decodeURIComponent(pair[1]);
}
}
break;
}
}
var raw = pageParams.mode && pageParams.mode.toLowerCase() === 'raw';
var scriptId = encodeURIComponent(scriptParams.id);
if (!raw) {
document.write('<scr' + 'ipt type="text/javascript" src="../build/ol.js"></scr' + 'ipt>');
} else {
window.CLOSURE_NO_DEPS = true; // we've got our own deps file
document.write('<scr' + 'ipt type="text/javascript" src="../closure-library/closure/goog/base.js"></scr' + 'ipt>');
document.write('<scr' + 'ipt type="text/javascript" src="../build/ol-deps.js"></scr' + 'ipt>');
document.write('<scr' + 'ipt type="text/javascript" src="' + scriptId + '-require.js"></scr' + 'ipt>');
}
document.write('<scr' + 'ipt type="text/javascript" src="' + scriptId + '.js"></scr' + 'ipt>');
}());