From 80603494574a93527505c0d03efddbf98f28dfad Mon Sep 17 00:00:00 2001
From: StrugglingDoge <cbckelley@yahoo.com>
Date: Tue, 30 Apr 2019 21:12:37 -0400
Subject: Initial Commit

---
 sileodepictions/js/ios_version_check.js | 126 ++++++++++++++++++++++++++++++++
 1 file changed, 126 insertions(+)
 create mode 100644 sileodepictions/js/ios_version_check.js

(limited to 'sileodepictions/js/ios_version_check.js')

diff --git a/sileodepictions/js/ios_version_check.js b/sileodepictions/js/ios_version_check.js
new file mode 100644
index 0000000..d6c0d8e
--- /dev/null
+++ b/sileodepictions/js/ios_version_check.js
@@ -0,0 +1,126 @@
+/*
+most of the code here is writen by Timon Olsthoorn
+Follow him on -
+Github 	- https://github.com/tmnlsthrn
+Twitter - @TimonOlsthoorn
+*/
+
+/* Lotus - iosver.js
+ * Copyright (C) 2014-2015  Timon Olsthoorn (tmnlsthrn)
+ */
+
+/*
+ *        Redistribution and use in source and binary
+ * forms, with or without modification, are permitted
+ * provided that the following conditions are met:
+ *
+ * 1. Redistributions of source code must retain the
+ *    above copyright notice, this list of conditions
+ *    and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the
+ *    above copyright notice, this list of conditions
+ *    and the following disclaimer in the documentation
+ *    and/or other materials provided with the
+ *    distribution.
+ * 3. The name of the author may not be used to endorse
+ *    or promote products derived from this software
+ *    without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS''
+ * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING,
+ * BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
+ * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR BE
+ * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
+ * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
+ * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
+ * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+ * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
+ * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR
+ * TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
+ * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
+ * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ */
+
+// Adapted from https://github.com/tmnlsthrn/Lotus/blob/master/js/iosver.js
+
+
+// changed const to var for IE9/10 compatibity.
+var VERSION_CHECK_SUPPORTED = "Your iOS version is supported! &#x1f60a;";
+var VERSION_CHECK_NEEDS_UPGRADE = "Requires at least iOS %s &#x1f615;";
+var VERSION_CHECK_UNCONFIRMED = "Not yet tested on iOS %s &#x1f601;";
+var VERSION_CHECK_UNSUPPORTED = "Only compatible with iOS %s to %s &#x1f61e;";
+
+function ios_version_check(minIOS,maxIOS,otherIOS,callBack) {
+	"use strict";
+
+
+	function parseVersionString(version) {
+		var bits = version.split(".");
+		return [
+				parseInt(bits[0], 10),
+				parseInt(bits[1] ? bits[1] : 0, 10),
+				parseInt(bits[2] ? bits[2] : 0, 10)
+			   ];
+	}
+
+	function compareVersions(one, two) {
+		// https://gist.github.com/TheDistantSea/8021359
+		for (var i = 0; i < one.length; ++i) {
+			if (two.length == i) {
+				return 1;
+			}
+
+			if (one[i] == two[i]) {
+				continue;
+			} else if (one[i] > two[i]) {
+				return 1;
+			} else {
+				return -1;
+			}
+		}
+
+		if (one.length != two.length) {
+			return -1;
+		}
+
+		return 0;
+	}
+
+	var version = navigator.appVersion.match(/CPU( iPhone)? OS (\d+)_(\d+)(_(\d+))? like/i);
+	if (!version) {
+		return 0;
+	}
+
+	var osVersion = [
+						parseInt(version[2], 10),
+						parseInt(version[3], 10),
+						parseInt(version[4] ? version[5] : 0, 10)
+					],
+
+		osString = osVersion[0] + "." + osVersion[1] + (osVersion[2] && osVersion[2] != 0 ? "." + osVersion[2] : ""),
+		minString = minIOS,
+		maxString = maxIOS,
+
+		minVersion = parseVersionString(minString),
+		maxVersion = maxString ? parseVersionString(maxString) : null,
+
+		message = VERSION_CHECK_SUPPORTED,
+		isBad = false;
+
+	if (compareVersions(minVersion, osVersion) == 1) {
+		message = VERSION_CHECK_NEEDS_UPGRADE.replace("%s", minString);
+		isBad = true;
+	} else if (maxVersion && compareVersions(maxVersion, osVersion) == -1) {
+		if ("unsupported" == otherIOS) {
+			message = VERSION_CHECK_UNSUPPORTED.replace("%s", minString).replace("%s", maxString);
+		} else {
+			message = VERSION_CHECK_UNCONFIRMED.replace("%s", osString);
+		}
+
+		isBad = true;
+	}
+	callBack(message,isBad);
+
+	return (isBad?-1:1);
+}
-- 
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