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103 lines
4.2 KiB
103 lines
4.2 KiB
// Copyright (c) 2014-2019, MyMonero.com
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//
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// All rights reserved.
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//
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// Redistribution and use in source and binary forms, with or without modification, are
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// permitted provided that the following conditions are met:
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//
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// 1. Redistributions of source code must retain the above copyright notice, this list of
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// conditions and the following disclaimer.
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//
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// 2. Redistributions in binary form must reproduce the above copyright notice, this list
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// of conditions and the following disclaimer in the documentation and/or other
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// materials provided with the distribution.
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//
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// 3. Neither the name of the copyright holder nor the names of its contributors may be
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// used to endorse or promote products derived from this software without specific
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// prior written permission.
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//
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// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND ANY
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// EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
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// MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL
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// THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
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// PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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// INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
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// STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF
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// THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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//
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function ret_val_boolstring_to_bool(boolstring)
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{
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if (typeof boolstring !== "string") {
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throw "ret_val_boolstring_to_bool expected string input"
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}
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if (boolstring === "true") {
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return true
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} else if (boolstring === "false") {
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return false
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}
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throw "ret_val_boolstring_to_bool given illegal input"
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}
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exports.ret_val_boolstring_to_bool = ret_val_boolstring_to_bool;
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//
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function api_safe_wordset_name(wordset_name)
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{
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// convert all lowercase, legacy values to core-cpp compatible
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if (wordset_name == "english") {
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return "English"
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} else if (wordset_name == "spanish") {
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return "Español"
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} else if (wordset_name == "portuguese") {
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return "Português"
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} else if (wordset_name == "japanese") {
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return "日本語"
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}
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return wordset_name // must be a value returned by core-cpp
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}
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exports.api_safe_wordset_name = api_safe_wordset_name;
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//
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function detect_platform()
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{
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const ENVIRONMENT_IS_WEB = typeof window==="object";
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const ENVIRONMENT_IS_WORKER = typeof importScripts==="function";
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const ENVIRONMENT_IS_NODE = typeof process==="object" && process.browser !== true && typeof require==="function" && ENVIRONMENT_IS_WORKER == false; // we want this to be true for Electron but not for a WebView
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const ENVIRONMENT_IS_SHELL = !ENVIRONMENT_IS_WEB && !ENVIRONMENT_IS_NODE && !ENVIRONMENT_IS_WORKER;
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return {
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ENVIRONMENT_IS_WEB: ENVIRONMENT_IS_WEB,
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ENVIRONMENT_IS_WORKER: ENVIRONMENT_IS_WORKER,
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ENVIRONMENT_IS_NODE: ENVIRONMENT_IS_NODE,
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ENVIRONMENT_IS_SHELL: ENVIRONMENT_IS_SHELL
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}
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}
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exports.detect_platform = detect_platform;
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//
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function update_options_for_fallback_to_asmjs(options)
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{
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const platform_info = detect_platform();
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const ENVIRONMENT_IS_WEB = platform_info.ENVIRONMENT_IS_WEB;
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if ((typeof options.asmjs === 'undefined' || options.asmjs === null) && (typeof options.wasm === 'undefined' || options.wasm === null)) {
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var use_asmjs = false;
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if (ENVIRONMENT_IS_WEB) {
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var hasWebAssembly = false
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try {
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if (typeof WebAssembly === "object" && typeof WebAssembly.instantiate === "function") {
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const module = new WebAssembly.Module(Uint8Array.of(0x0, 0x61, 0x73, 0x6d, 0x01, 0x00, 0x00, 0x00));
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if (module instanceof WebAssembly.Module) {
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var isInstance = new WebAssembly.Instance(module) instanceof WebAssembly.Instance;
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if (isInstance) {
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// TODO: add ios 11 mobile safari bug check to hasWebAssembly
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}
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// until then…
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hasWebAssembly = isInstance
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}
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}
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} catch (e) {
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// avoiding empty block statement warning..
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hasWebAssembly = false // to be clear
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}
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use_asmjs = hasWebAssembly != true
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}
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options.asmjs = use_asmjs;
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}
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}
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exports.update_options_for_fallback_to_asmjs = update_options_for_fallback_to_asmjs; |