wxappUnpacker-larack11.zip

const wu = require("./wuLib.js"); const {getZ} = require("./wuRestoreZ.js"); const {wxsBeautify} = require("./wuJs.js"); const fs = require('fs'); const path = require("path"); const esprima = require('esprima'); const {VM} = require('vm2'); const escodegen = require('escodegen'); function analyze(core, z, namePool, xPool, fakePool = {}, zMulName = "0") { function anaRecursion(core, fakePool = {}) { return analyze(core, z, namePool, xPool, fakePool, zMulName); } function push(name, elem) { namePool[name] = elem; } function pushSon(pname, son) { if (fakePool[pname]) fakePool[pname].son.push(son); else namePool[pname].son.push(son); } for (let ei = 0; ei < core.length; ei++) { let e = core[ei]; switch (e.type) { case "ExpressionStatement": { let f = e.expression; if (f.callee) { if (f.callee.type == "Identifier") { switch (f.callee.name) { case "_r": namePool[f.arguments[0].name].v[f.arguments[1].value] = z[f.arguments[2].value]; break; case "_rz": namePool[f.arguments[1].name].v[f.arguments[2].value] = z.mul[zMulName][f.arguments[3].value]; break; case "_": pushSon(f.arguments[0].name, namePool[f.arguments[1].name]); break; case "_2": { let item = f.arguments[6].value;//def:item let index = f.arguments[7].value;//def:index let data = z[f.arguments[0].value]; let key = escodegen.generate(f.arguments[8]).slice(1, -1);//f.arguments[8].value;//def:"" let obj = namePool[f.arguments[5].name]; let gen = namePool[f.arguments[1].name]; if (gen.tag == "gen") { let ret = gen.func.body.body.pop().argument.name; anaRecursion(gen.func.body.body, {[ret]: obj}); } obj.v["wx:for"] = data; if (index != "index") obj.v["wx:for-index"] = index; if (item != "item") obj.v["wx:for-item"] = item; if (key != "") obj.v["wx:key"] = key; } break; case "_2z": { let item = f.arguments[7].value;//def:item let index = f.arguments[8].value;//def:index let data = z.mul[zMulName][f.arguments[1].value]; let key = escodegen.generate(f.arguments[9]).slice(1, -1);//f.arguments[9].value;//def:"" let obj = namePool[f.arguments[6].name]; let gen = namePool[f.arguments[2].name]; if (gen.tag == "gen") { let ret = gen.func.body.body.pop().argument.name; anaRecursion(gen.func.body.body, {[ret]: obj}); } obj.v["wx:for"] = data; if (index != "index") obj.v["wx:for-index"] = index; if (item != "item") obj.v["wx:for-item"] = item; if (key != "") obj.v["wx:key"] = key; } break; case "_ic": pushSon(f.arguments[5].name, { tag: "include", son: [], v: {src: xPool[f.arguments[0].property.value]} }); break; case "_ai": {//template import let to = Object.keys(fakePool)[0]; if (to) pushSon(to, { tag: "import", son: [], v: {src: xPool[f.arguments[1].property.value]} }); else throw Error("Unexpected fake pool"); } break; case "_af": //ignore _af break; default: throw Error("Unknown expression callee name " + f.callee.name); } } else if (f.callee.type == "MemberExpression") { if (f.callee.object.name == "cs" || f.callee.property.name == "pop") break; throw Error("Unknown member expression"); } else throw Error("Unknown callee type " + f.callee.type); } else if (f.type == "AssignmentExpression" && f.operator == "=") { //no special use } else throw Error("Unknown expression statement."); break; } case "VariableDeclaration": for (let dec of e.declarations) { if (dec.init.type == "CallExpression") { switch (dec.init.callee.name) { case "_n": push(dec.id.name, {tag: dec.init.arguments[0].value, son: [], v: {}}); break; case "_v": push(dec.id.name, {tag: "block", son: [], v: {}}); break; case "_o": push(dec.id.name, { tag: "__textNode__", textNode: true, content: z[dec.init.arguments[0].value] }); break; case "_oz": push(dec.id.name, { tag: "__textNode__", textNode: true, content: z.mul[zMulName][dec.init.arguments[1].value] }); break; case "_m": { if (dec.init.arguments[2].elements.length > 0) throw Error("Noticable generics content: " + dec.init.arguments[2].toString()); let mv = {}; let name = null, base = 0; for (let x of dec.init.arguments[1].elements) { let v = x.value; if (!v && typeof v != "number") { if (x.type == "UnaryExpression" && x.operator == "-") v = -x.argument.value; else throw Error("Unknown type of object in _m attrs array: " + x.type); } if (name === null) { name = v; } else { if (base + v < 0) mv[name] = null; else { mv[name] = z[base + v];