lvfulong
64 lines
2.5 KiB
JavaScript
64 lines
2.5 KiB
JavaScript
window = this;
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window.conch_File=File;
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window.conch_FileReader = FileReader;
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(function () {
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function file2path(p) {
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if (!p) return null;
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var lastpos = Math.max(p.lastIndexOf('/'),
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p.lastIndexOf('\\'));
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var ret = lastpos < 0 ? p : p.substr(0, lastpos);
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return ret.replace(/\\/g, '/');
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}
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var mcache = {};
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/*起始路径总是这里，如果需要改变的话，就在这里通过require跳转。*/
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window.requireOrig = function (file) {
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function evalreq(fc, fid) {/*return function*/
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if (!fc || fc.length <= 0) return null;
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/*注意：并不是window.eval所以脚本中不能假设当前是在window上下文*/
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try {
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//注意 fc后面要加\n来关掉行注释
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var func = eval('(function(exports,global,require,__dirname,__filename){' + fc + ';\nreturn exports;})\n//@ sourceURL=' + fid);
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mcache[fid] = func;
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return func;
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}
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catch (e) {
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_console.log(1,'require error:' + e);
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return null;
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}
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}
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var mod = { dir: this.dir, file: file };
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if (file.substr(file.length - 3) != '.js')
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file += '.js';
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/*优先读取外部的*/
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var extfile = null;
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if (file.charAt(1) === ':' || file.charAt(0) === '/') { extfile = file; }
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else extfile = this.dir ? (this.dir + '/' + file) : null;
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var extfunc = null;
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_console.log(3,'require(' + extfile + ')');
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var reqresult = mcache[extfile] ||
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(extfunc = evalreq(readFileSync(extfile, 'utf8'), extfile)) ||
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mcache[file] ||
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evalreq(readTextAsset('scripts/' + file), file);
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if (extfunc) {
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mod.dir = file2path(extfile);/*使用window的或者当前模块的*/
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mod.file = extfile;
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}
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if (!reqresult) {
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throw ('require failed：' + file);
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return null;
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}
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try {
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var ret = reqresult({}, window, window.requireOrig.bind(mod), mod.dir, mod.file);
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return ret;
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}
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catch (e) {
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var err = 'eval script error in require:\n ' + file + '\n' + e.stack;
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_console.log(1,err);
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throw err;
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}
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return null;
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}
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var exepath = file2path(getExePath());
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window.require = window.requireOrig.bind({ dir: exepath ? (exepath + '/scripts') : '/sdcard/layabox/scripts', file: null })
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})(); |