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Files
c0f715fbac
Just checking for the getKaiAd() function by doing "if (!getKaiAd ..." throws a ReferenceError if it's not defined, and now my error box catches that. Using "if (getKaiAd === undefined ..." seems to be acceptable, though.
61 lines
2.6 KiB
JavaScript
61 lines
2.6 KiB
JavaScript
// Glue connecting Puzzles to the KaiAds API.
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//
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// The Kai Store requires that we support advertisements through
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// KaiAds. To avoid polluting the Puzzles core with this, the
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// relevant code is largely confined to this file. It can then be
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// included in builds that are destined for the Kai Store and left out
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// of others. The main puzzle code, and the KaiAds API (as supplied
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// by Kai Technologies) should be loaded before this file.
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(function() {
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// To run, we need to be on KaiOS with the KaiAds SDK and the
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// Open Web Apps API.
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if (getKaiAd === undefined || navigator.mozApps === undefined ||
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navigator.userAgent.toLowerCase().indexOf('kaios') == -1) return;
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// If those prerequisites are satisfied, install the button.
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var advertbutton = document.createElement("button");
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advertbutton.type = "button";
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advertbutton.textContent = "Display an advert...";
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advertbutton.disabled = true;
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var advertli = document.createElement("li");
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advertli.appendChild(advertbutton);
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var topmenu = menuform.querySelector("ul");
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var before = topmenu.querySelector(":scope > li:nth-last-child(2)");
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topmenu.insertBefore(advertli, before);
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// Now work out whether we're installed from the Store (and hence
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// want real adverts) or not (and hence want test ones).
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var selfrequest = navigator.mozApps.getSelf();
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selfrequest.onerror = function() {
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console.log("Error getting own app record: ", selfrequest.error.name);
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// Leave the button disabled.
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};
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selfrequest.onsuccess = function() {
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var testmode = selfrequest.result.installOrigin !=
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"app://kaios-plus.kaiostech.com";
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advertbutton.addEventListener("click", function(e) {
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// The KaiAds SDK provides this function.
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getKaiAd({
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publisher: 'dac9c115-ec42-4175-ac5e-47e118cc541b',
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test: testmode ? 1 : 0,
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timeout: 10000,
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onready: function(ad) {
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ad.on('close', function () {
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// KaiAds adds inline styles to the body and doesn't
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// remove them, so we do it ourselves.
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document.body.style = '';
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onscreen_canvas.focus();
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});
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ad.call('display');
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},
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onerror: function(err) {
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alert(`Sorry; no advert available (KaiAds error ${err}).`);
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onscreen_canvas.focus(); // Close the menu.
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}
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});
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});
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advertbutton.disabled = false;
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};
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})();
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