-
Notifications
You must be signed in to change notification settings - Fork 1
/
index.js
381 lines (347 loc) · 12.4 KB
/
index.js
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
var ASSIGN = (function(GLOBAL_APP_CONFIG, GLOBAL_METHODS) {
var baseTypes = ['string', 'number', 'boolean', 'undefined'];
function func(ab, bb, noob) {
if (typeof ab !== 'object' || !ab) ab = Array.isArray(bb) ? new Array(bb.length) : {};
if (typeof bb === 'object' && bb) {
var kys = Object.keys(bb),
kl = kys.length;
for (var j = 0; j < kl; j++) {
if (noob !== true || (baseTypes.indexOf(typeof ab[kys[j]]) !== -1) ||
(baseTypes.indexOf(typeof bb[kys[j]]) !== -1)) {
ab[kys[j]] = bb[kys[j]];
}
}
}
return ab;
}
function main() {
var ln = arguments.length,
noob = arguments[ln - 1];
if (noob === true) {
ln--;
} else noob = false;
var no = func(arguments[0], arguments[1], noob);
for (var j = 2; j < ln; j++) {
func(no, arguments[j], noob);
}
return no;
}
return main;
});
var IS_AN = (function(GLOBAL_APP_CONFIG, GLOBAL_METHODS) {
function func(st) {
return Boolean(!(/[^A-Za-z0-9]/).test(st));
}
return func;
});
var WALK = (function(GLOBAL_APP_CONFIG, GLOBAL_METHODS) {
if (typeof GLOBAL_APP_CONFIG !== 'object' || GLOBAL_APP_CONFIG === null) GLOBAL_APP_CONFIG = {};
var maxobjdepth = GLOBAL_APP_CONFIG.maxobjdepth || 99;
var endvar = GLOBAL_APP_CONFIG.walkendkey || '$W_END';
var ifEndForObjWalk = GLOBAL_METHODS && GLOBAL_METHODS.ifEndForObjWalk;
if (typeof ifEndForObjWalk !== 'function') {
ifEndForObjWalk = function(obj, depth) {
return ((depth < maxobjdepth && typeof obj === 'object' &&
obj !== null && obj[endvar] !== true &&
(Array.isArray(obj) || isPOJO(obj))) ? obj : false);
};
};
var isPOJO = GLOBAL_METHODS && GLOBAL_METHODS.isPOJO;
if (typeof isPOJO !== 'function') {
var ProtoObj = Object.prototype;
var getProtOf = Object.getPrototypeOf;
isPOJO = function func(obj) {
if (obj === null || typeof obj !== 'object') {
return false;
}
return getProtOf(obj) === ProtoObj;
};
};
var walkInto = function(fun, rt, obj, key, depth, isLast) {
if (!depth) depth = 0;
fun(obj, key, rt, depth || 0, typeof isLast === 'boolean' ? isLast : true);
var ob = ifEndForObjWalk(obj, depth);
if (ob) {
var kys = Object.keys(ob);
var lastln = kys.length - 1;
var deep = depth + 1;
for (var z = 0; z <= lastln; z += 1) {
walkInto(fun, ob, ob[kys[z]], kys[z], deep, (z === lastln));
}
}
};
return walkInto;
});
var WRAP = (function(GLOBAL_APP_CONFIG, GLOBAL_METHODS) {
if (typeof GLOBAL_APP_CONFIG !== 'object' || GLOBAL_APP_CONFIG === null) GLOBAL_APP_CONFIG = {};
var START_VAR = GLOBAL_APP_CONFIG.startvar || '\{\{',
END_VAR = GLOBAL_APP_CONFIG.endvar || '\}\}',
SVAR_L = START_VAR.length,
EVAR_L = END_VAR.length,
FUNC_KEY = GLOBAL_APP_CONFIG.functionkey === undefined ? '@' : GLOBAL_APP_CONFIG.functionkey,
NOT_FOUND_MSG = GLOBAL_APP_CONFIG.notfoundvalue || 'VAR_NOT_FOUND',
VAR_REG = GLOBAL_APP_CONFIG.variableregex ||
new RegExp('\(' + START_VAR + '\[a-zA-Z0-9\\$\\.\_\]+' + END_VAR + '\)\+', 'g');
FUNC_REG = GLOBAL_APP_CONFIG.functionregex ||
new RegExp('\(' + START_VAR + '\[a-zA-Z0-9\_\]+\\(\.\*\?\\)' + END_VAR + '\)\+', 'g');
var WALK_INTO = GLOBAL_METHODS.objwalk,
IS_ALPHA_NUM = GLOBAL_METHODS.isAlphaNum,
ASSIGN = GLOBAL_METHODS.assign;
function isWithVars(st) {
if (st && typeof st === 'string' && st.length > (END_VAR.length + START_VAR.length)) {
var f = st.indexOf(START_VAR),
l = st.indexOf(END_VAR);
return (f !== -1 && l !== -1) ? [f, l] : false;
} else return false;
}
function handleFunction(inp, vars, methods) {
if (typeof inp === 'object' && inp && FUNC_KEY) {
if (typeof methods === 'object' && (typeof inp[FUNC_KEY] === 'string') &&
IS_ALPHA_NUM(inp[FUNC_KEY]) && (typeof methods[inp[FUNC_KEY]] === 'function')) {
var pms = (typeof inp.params === 'object' && inp.params !== null) ? ASSIGN(false, inp.params) : inp.params;
var params = mainReplace(pms, vars, methods);
if (!(Array.isArray(params))) {
params = [params];
}
params.unshift(vars, methods);
return methods[inp[FUNC_KEY]].apply(null, params);
}
}
return inp;
}
function _noUndefined(st, def) {
return st === undefined ? def : st;
}
function getVarVal(varVal, varName, variablesMap) {
if (typeof variablesMap !== 'object' || variablesMap === null) return varVal;
if (variablesMap.hasOwnProperty(varName)) {
return variablesMap[varName];
}
if (varName.indexOf('.') !== -1) {
var spls = varName.split('.'),
ln = spls.length,
valFound = true;
if (ln) {
var base = getVarVal(spls[0], spls[0], variablesMap),
curVal;
for (var j = 1; j < ln; j++) {
if (spls[j].length) {
if (typeof base === 'object') {
curVal = (spls[j] === '$' && Array.isArray(base)) ?
getVarVal(spls[j], spls[j], variablesMap) : spls[j];
try {
base = base[curVal];
} catch (er) {
valFound = false;
}
} else {
valFound = false;
}
}
}
if (valFound) {
return _noUndefined(base, varVal);
}
}
}
return variablesMap.hasOwnProperty(varName) ? variablesMap[varName] : _noUndefined(varVal);
}
function replaceVariable(str, varName, varValue) {
if (str === varName) return varValue;
var strType = typeof varValue === "string",
ln = str.length;
var patt = (strType || (str.indexOf(START_VAR) !== 0 || str.indexOf(END_VAR) !== (ln - EVAR_L))) ? varName : '"' + varName + '"';
var rValue = strType ? varValue : JSON.stringify(varValue);
return str.replace(patt, function() {
return rValue;
});
}
function extractVarName(variable) {
return variable.substring(SVAR_L, variable.length - EVAR_L);
}
function replaceVariables(str, vars, variablesMap, methodsMap) {
var varName, replaced, res, ren, wasString;
for (var i = 0; i < vars.length; i++) {
varName = extractVarName(vars[i]);
replaced = getVarVal(vars[i], varName, variablesMap, methodsMap);
if (replaced !== vars[i]) {
wasString = typeof replaced === 'string';
replaced = mainReplace(replaced, variablesMap, methodsMap);
if (wasString && typeof replaced !== 'string') replaced = JSON.stringify(replaced);
}
str = replaceVariable(str, vars[i], replaced);
}
return str;
}
function extractVars(str) {
var ar = str.match(VAR_REG) || [],
ln = ar.length;
for (var zi = 0, sps, sl; zi < ln; zi++) {
if (ar[zi].indexOf(END_VAR + START_VAR) !== -1) {
sps = ar[zi].split(END_VAR + START_VAR);
sl = sps.length;
for (var zj = 0; zj < sl; zj++) {
if (zj) {
if (zj === sl - 1) {
sps[zj] = START_VAR + sps[zj];
} else {
sps[zj] = START_VAR + sps[zj] + END_VAR;
}
} else {
sps[zj] += END_VAR;
}
}
ar.splice.bind(ar, zi, 1).apply(ar, sps);
ln += sl - 1;
zi += sl - 1;
}
}
return ar;
}
function extractMethods(str) {
return str.match(FUNC_REG) || [];
}
function extractMethodName(methodDec) {
return methodDec.substring(SVAR_L, methodDec.indexOf('('));
}
function extractParameters(str, methodName) {
var ar = [];
if (typeof str === 'string' && str.length) {
var chars = str.split(','),
cl = chars.length;
var pushInto = function(n) {
chars[n] = chars[n].trim();
var len = chars[n].length;
if (len >= 2 && ((chars[n].charAt(0) === "'" && chars[n].charAt(len - 1) === "'") ||
(chars[n].charAt(0) === '"' && chars[n].charAt(len - 1) === '"'))) {
chars[n] = '"' + chars[n].substring(1, len - 1).replace(/\"/g, '\\"') + '"';
}
try {
ar.push(JSON.parse(chars[n]));
} catch (er) {
ar.push(undefined);
}
};
for (var di, si, eg, fg, n = 0; n < cl; n++) {
eg = chars[n].charAt(0);
fg = chars[n].charAt(chars[n].length - 1);
if (!(eg === fg && (eg === '"' || eg === "'"))) {
chars[n] = chars[n].trim();
eg = chars[n].charAt(0);
fg = chars[n].charAt(chars[n].length - 1);
}
di = chars[n].indexOf('"');
si = chars[n].indexOf("'");
if (((si === -1) && (di === -1)) || (eg === fg && (eg === '"' || eg === "'")) ||
(chars[n].charAt(0) === "{" && chars[n].charAt(chars[n].length - 1) === "}" &&
(chars[n].match(/\{/g).length === chars[n].match(/\}/g).length)) ||
(chars[n].charAt(0) === "[" && chars[n].charAt(chars[n].length - 1) === "]" &&
(chars[n].match(/\[/g).length === chars[n].match(/\]/g).length))) {
pushInto(n);
} else if (n < (cl - 1)) {
chars[n] = chars[n] + ',' + chars[n + 1];
chars.splice(n + 1, 1);
n--;
cl--;
continue;
}
}
}
return ar;
}
function extractMethodParams(methodDec, methodName) {
var baseDec = methodDec.substring(methodName.length + SVAR_L + 1, methodDec.length - (EVAR_L + 1)).trim();
return extractParameters(baseDec, methodName);
}
function invokeMethod(method, params, methodName, methodsMap) {
try {
return method.apply(methodsMap, params);
} catch (eri) {
return 'HANDLER_ERROR';
}
}
function getMethodValue(methodDec, methodName, method, methodsMap) {
var methodParams = extractMethodParams(methodDec, methodName);
return invokeMethod(method, methodParams, methodName, methodsMap);
}
function replaceMethod(str, methodDec, methodName, method, methodsMap) {
var methodValue = getMethodValue(methodDec, methodName, method, methodsMap);
if (str === methodDec) return methodValue;
return str.replace(methodDec, function() {
return methodValue;
});
}
function replaceMethods(str, methods, methodsMap) {
var methodName = "";
for (var i = 0; i < methods.length; i++) {
methodName = extractMethodName(methods[i]);
if (methodsMap && typeof methodsMap[methodName] === 'function') {
str = replaceMethod(str, methods[i], methodName, methodsMap[methodName], methodsMap);
}
}
return str;
}
function replaceString(input, vars, methods) {
var str;
while (typeof input === 'string' && str != input) {
str = input;
input = replaceVariables(input, extractVars(input), vars, methods);
}
if (typeof input !== 'string') return input;
return replaceMethods(input, extractMethods(input), methods);
}
function mainReplace(input, vars, methods) {
if (typeof input !== 'object' || !input) {
return replaceString(input, vars, methods);
}
input = handleFunction(input, vars, methods);
WALK_INTO(function(valn, key, rt) {
if (typeof rt === 'object' && rt && typeof rt.hasOwnProperty === 'function' && rt.hasOwnProperty(key)) {
var val = rt[key],
tmpKy = null,
isth = isWithVars(key);
if (isth) {
tmpKy = replaceString(key, vars, methods);
if (tmpKy !== key) {
val = rt[tmpKy] = rt[key];
delete rt[key];
}
}
if (typeof val === 'string' && val) {
isth = isWithVars(val);
if (isth) {
rt[tmpKy || key] = replaceString(val, vars, methods);
}
} else {
rt[tmpKy || key] = handleFunction(val, vars, methods);
}
}
}, null, input);
return input;
}
return mainReplace;
});
var START_VAR = '\{\{',
END_VAR = '\}\}';
var MainConfig = {
maxobjdepth: 99,
startvar: START_VAR,
endvar: END_VAR,
functionkey: '@',
walkendkey: '$W_END',
notfoundvalue: 'VAR_NOT_FOUND',
variableregex: new RegExp('\(' + START_VAR + '\[a-zA-Z0-9\\$\\.\_\]+' + END_VAR + '\)\+', 'g'),
functionregex: new RegExp('\(' + START_VAR + '\[a-zA-Z0-9\_\]+\\(\.\*\?\\)' + END_VAR + '\)\+', 'g')
};
var utils = {};
utils.objwalk = WALK(MainConfig, utils);
utils.objwalk.create = WALK;
utils.isAlphaNum = IS_AN(MainConfig, utils);
utils.isAlphaNum.create = IS_AN;
utils.assign = ASSIGN(MainConfig, utils);
utils.assign.create = ASSIGN;
var TEMPLIST = WRAP(MainConfig, utils);
TEMPLIST.config = MainConfig;
TEMPLIST.utils = utils;
TEMPLIST.create = WRAP;
module.exports = TEMPLIST;