def replaceRequire(source, fi, pkg, cache):
#匹配 require
reg = re.compile('require\([\'"]([^\)]+)[\'|"]\)')
reqs = reg.findall(source)
#缓存标记
localcache = {}
#匹配上级目录
updir = re.compile(r'^\.\./')
samedir = re.compile(r'^\./')
#匹配间隔符
sep = re.compile(r'/')
if not reg.search(source):
return source
for req in reqs:
#匹配后缀
postfix = re.compile(r'\.js$')
if not postfix.search(req):
req = req + '.js'
name = getName(req)
if not cache.has_key(name):
rpath = pkg + '/' + req
if samedir.match(req):
ps = sep.split(fi)
ps.pop()
ps.append(samedir.sub('', req))
rpath = '/'.join(ps)
elif updir.match(req):
rpath = pkg + '/' + updir.sub('', req)
#匹配 /../
mistake = re.compile('/\.\./')
rpath = mistake.sub('/', rpath)
s = fixPath(getSource(rpath), req)
localcache[name] = s
cache[name] = s
# print cache[name]
vars = getList(localcache)
# print ret
result = ''.join(vars)
return result
def toAlias(pkg, fi, cache):
print 'file path: ' + fi
fi = fi.encode('UTF-8')
#读取文件
source = getSource(pkg + '/' + fi)
#匹配 require
req = re.compile(r'require\([\'"](.+?)[\'"]\)')
#替换路径
def replacePath(match):
#匹配路径
sep = re.compile(r'/')
paths = sep.split(fi)
paths.pop()
rel = sep.split(match.group(1))
if '.' == rel[0]:
rel.pop(0)
path = '/'.join(rel)
relreg = re.compile(r'\.\./')
ps = relreg.findall(path)
if len(ps):
for x in ps:
if '..' != x:
paths.pop()
if paths:
ret = '/'.join(paths) + '/' + relreg.sub('', path)
else:
ret = relreg.sub('', path)
return 'require(\'' + ret + '\')'
if not cache.has_key(fi):
cache[fi] = 'true'
if req.search(source):
source = req.sub(replacePath, source)
# print cache
return getName(fi) + ': ' + source
