def bake_js(source_dir="js5", dest_file="script5.js"): create_baked_directory() fn = os.path.join(os.path.dirname(__file__), "..", "static", "baked", str(get_build_number()), dest_file) if not os.path.exists(fn): js_content = "" for sfn in get_js_file_list(source_dir): jsfile = open(os.path.join(os.path.dirname(__file__), "..", sfn)) js_content += minify(jsfile.read()) + "\n" jsfile.close() o = open(fn, "w") o.write(minify(js_content, mangle=True, mangle_toplevel=False)) o.close()
def check_js_equal(expected=None, actual=None):
"""Minify the JavaScript and compare it"""
with suppress_stderr():
print('Minifying expected JS')
js0 = slimit.minify(expected)
print('Minifying actual JS')
js1 = slimit.minify(actual)
if js0 == js1:
return True
print('Expected')
print(js0)
print('Actual')
print(js1)
return False
def bake_js(source_dir="js4", dest_file="script4.js"):
create_baked_directory()
fn = os.path.join(os.path.dirname(__file__), "..", "static", "baked",
str(get_build_number()), dest_file)
if not os.path.exists(fn):
js_content = ""
for sfn in get_js_file_list(source_dir):
jsfile = open(os.path.join(os.path.dirname(__file__), "..", sfn))
js_content += minify(jsfile.read()) + "\n"
jsfile.close()
o = open(fn, "w")
o.write(minify(js_content, mangle=True, mangle_toplevel=False))
o.close()
def _minify(self, data, type, paths=[]):
sep = ''
# figure out how to minify something
if type == 'javascript':
sep = ';'
# use envoy to run the custom command if it's supplied
custom = self.config.get('js_minifier')
if custom is not None:
minify = lambda x: envoy.run(custom, data=x).std_out
# otherwise use slimit
else:
options = self.config.get('js_minifier_options',
{'mangle': True})
minify = lambda x: slimit.minify(x, **options)
elif type == 'css':
# only one option for css right now
minify = cssmin.cssmin
def real_minify(path, contents):
if '.min' in path:
return contents
return minify(contents)
minified = sep.join([
real_minify(path, contents) for path, contents in zip(paths, data)
])
return minified
def run(self):
"""Execute command"""
if not slimit:
print("You need `slimit' module to minify JavaScript files")
return
for root, _, files in os.walk("kiroku/data/js"):
for fname in files:
if ".min." in fname:
continue
fname = os.path.join(root, fname)
minified = None
new_name, ext = os.path.splitext(fname)
new_name = os.path.join(new_name + ".min" + ext)
with open(fname) as fobj:
minified = slimit.minify(fobj.read(), mangle=True)
if minified:
with open(new_name, "w") as fobj:
fobj.write(minified)
# append minified file path without leading 'kiroku/'
new_name = new_name[7:]
self.distribution.package_data['kiroku'].append(new_name)
def minicite(js_names, do_wrap, do_minify):
'''Concatenate, wrap, and minify project JavaScript files.'''
# Read code
js_files = [open(js_name).read() for js_name in js_names]
# Concatenate code
js = '\n\n'.join(js_files)
# Optionally wrap code
# Note: Wrapper file must contain %s for interpolation
if do_wrap:
# Read wrapper
with open('js-util/wrapper.js') as wrap_file:
wrap = wrap_file.read()
# Wrap code
js = wrap % js
# Optionally minify code
if do_minify:
js = slimit.minify(js, mangle=True)
# Return code
return js
def minicite(js_names, do_wrap, do_minify):
'''Concatenate, wrap, and minify project JavaScript files.'''
# Read code
js_files = [open(js_name).read() for js_name in js_names]
# Concatenate code
js = '\n\n'.join(js_files)
# Optionally wrap code
# Note: Wrapper file must contain %s for interpolation
if do_wrap:
# Read wrapper
with open('js-util/wrapper.js') as wrap_file:
wrap = wrap_file.read()
# Wrap code
js = wrap % js
# Optionally minify code
if do_minify:
js = slimit.minify(js, mangle=True)
# Return code
return js
def handle_javascript(js_data, mangle=True, mangle_toplevel=True):
"""
压缩混淆js
:param js_data: js字符串
:return:
"""
return minify(js_data, mangle=mangle, mangle_toplevel=mangle_toplevel)
def _minify(self, data, type, paths=[]):
sep = ''
# figure out how to minify something
if type == 'javascript':
sep = ';'
# use envoy to run the custom command if it's supplied
custom = self.config.get('js_minifier')
if custom is not None:
minify = lambda x: envoy.run(custom, data=x).std_out
# otherwise use slimit
else:
options = self.config.get(
'js_minifier_options', {'mangle': True}
)
minify = lambda x: slimit.minify(x, **options)
elif type == 'css':
# only one option for css right now
minify = cssmin.cssmin
def real_minify(path, contents):
if '.min' in path:
return contents
return minify(contents)
minified = sep.join(
[real_minify(path, contents) for path, contents in zip(paths, data)]
)
return minified
def urls_js(request=None):
js_var_name = getattr(settings, 'JS_REVERSE_JS_VAR_NAME', JS_VAR_NAME)
if not re.match(r'^[$A-Z_][\dA-Z_$]*$', js_var_name.upper()):
raise ImproperlyConfigured(
'JS_REVERSE_JS_VAR_NAME setting "%s" is not a valid javascript identifier.' % (js_var_name))
minfiy = getattr(settings, 'JS_REVERSE_JS_MINIFY', JS_MINIFY)
if not isinstance(minfiy, bool):
raise ImproperlyConfigured(
'JS_REVERSE_JS_MINIFY setting "%s" is not a valid. Needs to be set to True or False.' % (minfiy))
default_urlresolver = urlresolvers.get_resolver(getattr(request, 'urlconf', None))
response_body = loader.render_to_string('django_js_reverse/urls_js.tpl', {
'urls': list(prepare_url_list(default_urlresolver)),
'url_prefix': urlresolvers.get_script_prefix(),
'js_var_name': js_var_name
})
if minfiy:
response_body = minify(response_body, mangle=True, mangle_toplevel=False)
if not request:
return response_body
else:
return HttpResponse(response_body, **{content_type_keyword_name: 'application/javascript'})
def compile_js(in_path, out_path):
compiled_file = ""
try:
with open(in_path, 'r') as f:
data = f.read()
splitted_data = data.split('\n')
for i in range(len(splitted_data)):
try:
if splitted_data[i].split("!!@!!")[1] == "DELETEONCOMPILE":
splitted_data[i] = ""
elif splitted_data[i].split(
"!!@!!")[1] == "UNCOMMENTONCOMPILE":
splitted_data[i] = splitted_data[i][2:]
except IndexError:
pass
data = ""
for line in splitted_data:
data += line + "\n"
compiled_file = minify(data, mangle=False, mangle_toplevel=True)
except Exception as e:
print(e)
print("Failed to read file " + in_path)
exit()
try:
with open(out_path, "w") as f:
f.write(compiled_file)
except Exception:
print("Failed to write file " + out_path)
exit()
def compressJs(self, s):
""" Compress JS string. """
jscompiler = config.get('global', 'jscompiler')
if jscompiler == 'internal':
from slimit import minify
s = minify(s, mangle=False)
else:
tmp = open('/tmp/wctmp', 'w')
tmp.write(s)
tmp.close()
cmd = jscompiler % {
'input': '/tmp/wctmp',
'output': '/tmp/wctmpout'
}
proc = subprocess.Popen([cmd],
shell=True,
stdin=subprocess.PIPE,
stdout=subprocess.PIPE,
stderr=subprocess.PIPE)
for line in proc.stdout.readlines():
sys.stdout.write(line)
for line in proc.stderr.readlines():
sys.stdout.write(line)
proc.wait()
if proc.returncode != 0:
exit(1)
tmp = open('/tmp/wctmpout', 'r')
s = tmp.read().strip()
tmp.close()
return s
def minify_string(self, string, outfile=None, *, path=None):
from slimit import minify
result = minify(string, mangle=True)
if outfile:
open(outfile, 'w').write(result)
else:
return result
def wrap_mini(paths, basename='pdp', debug=True):
'''
:param paths: list of paths to JavaScript files that are to be minified
:type paths: list of strings
:param basename: a prefix to prepend to the minified filename. The
minified filename will be {basename}-min-{pdp_version}.js
:type basename: string
:param debug: If set to True, no minification takes place and the input
`paths` are returned as is.
:type debug: bool
:returns: list of strings -- the strings is a filesystem path to the
minified version of the file. If debug is set to True, the return
value will be equal to the input `paths`.
'''
if debug:
return paths
else:
d = resource_filename('pdp', 'static')
version = get_distribution('pdp').version
s = ''
for path in paths:
with open(os.path.join(d, path), 'r') as f:
s += f.read()
smin = minify(s, mangle=True, mangle_toplevel=False)
outname = '{basename}-min-{version}.js'.format(**locals())
outpath = os.path.join(d, outname)
with open(outpath, 'w') as f:
f.write(smin)
return [outname]
def _build_javascript(self):
js_name = self._config['js_name'] + '.js'
source = os.path.join(self._cwd, 'src', js_name)
dest = os.path.join(self._config['build_path'], js_name)
if not os.path.exists(source):
source = os.path.join(self._cwd, 'src', 'application.js')
if not os.path.exists(source):
return
try:
self._js_string = self._concat_javascript(source)
except:
raise
if os.path.exists(dest):
try:
os.remove(dest)
except:
raise RemoveFileError('Could not delete the existing javascript application file.')
try:
f = open(dest, 'w+')
except:
raise FileNotWritableError('Could not write the javascript file.')
if self._config['minify_js']:
self._js_string = minify(self._js_string, mangle=True, mangle_toplevel=True)
f.write(self._js_string)
f.close()
def build(cls, basepath, bundle_key, ext):
bundle = {}
# Iterate over files in bundle; determine last modified time and
# assemble content
last_mtime = 0
contents = ""
for path in ASSET_MANIFEST[bundle_key]:
path = os.path.join(os.path.abspath(basepath),
path[len('/static/'):])
last_mtime = max(last_mtime, os.stat(path)[stat.ST_MTIME])
contents += open(path, "rb").read() + "\n"
if ext == "js":
bundle["contents"] = slimit.minify(contents, mangle=True,
mangle_toplevel=True)
elif ext == "css":
bundle["contents"] = cssmin.cssmin(contents)
else:
assert False
bundle["sha1"] = hashlib.sha1(bundle["contents"]).hexdigest()
bundle["last_modified"] = datetime.datetime.fromtimestamp(last_mtime)
bundle["mime_type"] = "text/javascript" if ext == "js" else "text/css"
StaticBuild._bundles[bundle_key] = bundle
def compressJs(self, s):
""" Compress JS string. """
jscompiler = config.get('global', 'jscompiler')
if jscompiler == 'internal':
from slimit import minify
s = minify(s, mangle=False)
else:
tmp = open('/tmp/wctmp', 'w')
tmp.write(s)
tmp.close()
cmd = jscompiler % {'input':'/tmp/wctmp', 'output':'/tmp/wctmpout'}
proc = subprocess.Popen([cmd],
shell=True,
stdin=subprocess.PIPE,
stdout=subprocess.PIPE,
stderr=subprocess.PIPE)
for line in proc.stdout.readlines():
sys.stdout.write(line)
for line in proc.stderr.readlines():
sys.stdout.write(line)
proc.wait()
if proc.returncode != 0:
exit(1)
tmp = open('/tmp/wctmpout', 'r')
s = tmp.read().strip()
tmp.close()
return s
def minify_scripts():
try:
import slimit
for fn in load_static_file_paths('ui/*.js'):
if 'packages' in fn or not os.access(os.path.dirname(fn), os.W_OK):
return
if fn.endswith('.min.js'):
continue
min_fn = fn.replace('.js', '.min.js')
if os.path.exists(min_fn) and os.path.getmtime(fn) <= os.path.getmtime(min_fn):
continue
with codecs.open(fn, encoding='utf-8') as inf:
content = inf.read()
minified = slimit.minify(content, mangle=True, mangle_toplevel=True)
with codecs.open(min_fn, 'w', encoding='utf-8') as outf:
outf.write(minified)
import csscompressor
for fn in load_static_file_paths('ui/*.css'):
if 'packages' in fn or not os.access(os.path.dirname(fn), os.W_OK):
return
if fn.endswith('.min.css'):
continue
min_fn = fn.replace('.css', '.min.css')
if os.path.exists(min_fn) and os.path.getmtime(fn) <= os.path.getmtime(min_fn):
continue
with codecs.open(fn, encoding='utf-8') as inf:
content = inf.read()
minified = csscompressor.compress(content)
with codecs.open(min_fn, 'w', encoding='utf-8') as outf:
outf.write(minified)
except ImportError:
pass
def build_asset( destdir, asset ): target = os.path.join( destdir, assets.assets[ asset ][ 'output' ] ) destination = open( target, 'wb' ) for jsname in assets.assets[ asset ]['order']: isMax = False try: fname = assets.assets[ asset ][ 'min_files' ][ jsname ] except KeyError, ke: fname = assets.assets[ asset ][ 'max_files' ][ jsname ] isMax = True newname = os.path.join( os.path.dirname( os.path.realpath( __file__ ) ), 'static', fname ) f = open( newname, 'rb') if isMax is True: print 'minifying and concatenating ' + fname destination.write( minify( f.read(), mangle = True, mangle_toplevel = False ) ) else: print 'concatenating ' + fname destination.write( f.read() ) f.close()
def run(self):
log.debug("[%s.%s] Compressing JS." %
(__name__, self.__class__.__name__))
JSFULL_DIR = get_path(
[BASEDIR, 'tribus', 'data', 'static', 'js', 'full'])
JSMIN_DIR = get_path(
[BASEDIR, 'tribus', 'data', 'static', 'js', 'min'])
try:
os.makedirs(JSMIN_DIR)
except Exception as e:
print e
for JS_FILE in find_files(path=JSFULL_DIR, pattern='*.js'):
JSMIN_FILE = get_path([JSMIN_DIR, os.path.basename(JS_FILE)])
try:
with open(JSMIN_FILE, 'w') as _file:
_file.write(slimit.minify(open(JS_FILE).read()))
_file.close()
except Exception as e:
print e
log.debug("[%s.%s] %s > %s." %
(__name__, self.__class__.__name__, JS_FILE, JSMIN_FILE))
def GET(self, path):
import mimetypes
import stat
import hashlib
abspath = os.path.join(settings.STATIC_DIR, path)
stat_result = os.stat(abspath)
modified = datetime.datetime.fromtimestamp(stat_result[stat.ST_MTIME])
web.header("Last-Modified",
modified.strftime('%a, %d %b %Y %H:%M:%S GMT'))
mime_type, encoding = mimetypes.guess_type(abspath)
if mime_type:
web.header("Content-Type", mime_type)
# 缓存10年
cache_time = 86400 * 365 * 10
web.header(
"Expires",
datetime.datetime.now() + datetime.timedelta(seconds=cache_time))
web.header("Cache-Control", "max-age=%s" % cache_time)
ims_value = web.ctx.env.get("HTTP_IF_MODIFIED_SINCE")
if ims_value is not None:
# ie的ims值不标准，所以导致不能正常产生缓存，这里解决
# IE的是Sat, 02 Feb 2013 14:44:34 GMT; length=4285
# 标准的为Sat, 02 Feb 2013 14:44:34 GMT
stupid = ims_value.find(';')
if stupid != -1:
ims_value = ims_value[:stupid]
since = datetime.datetime.strptime(ims_value,
'%a, %d %b %Y %H:%M:%S %Z')
if since >= modified:
# 如果是调试模式，那么强制加载所有非第三方js文件
if not (settings.DEBUG and abspath.endswith('.js')
and '3rd' not in abspath):
raise web.notmodified()
with open(abspath, "rb") as f:
data = f.read()
hasher = hashlib.sha1()
hasher.update(data)
web.header("Etag", '"%s"' % hasher.hexdigest())
# 合并js文件[第三方库不压缩]
if abspath.endswith('.js') and not '3rd' in abspath:
libs = re.findall(r'(.*?@import "([^"]+\.js)".*?)', data)
for line, lib in libs:
lib = os.path.join(settings.STATIC_DIR, lib)
data = data.replace(line, file(lib).read())
# mangle: 局部变量压缩
# mangle_toplevel: 整个文件压缩[即函数名也压缩]
#data = slimit.minify(data, mangle=True)
if not settings.DEBUG:
import slimit
data = slimit.minify(data,
mangle=True,
mangle_toplevel=True)
return data
def minify_file(file_debug, file_minified):
if closure_cmd:
return minify_closure(file_debug, file_minified)
elif minify:
with open(file_minified, 'w') as file_out:
with open(file_debug, 'r') as file_in:
file_out.write(minify(file_in.read()))
return True
def minify_file(file_debug, file_minified):
try:
return minify_closure(file_debug, file_minified)
except NameError:
with open(file_minified, 'w') as file_out:
with open(file_debug, 'r') as file_in:
file_out.write(minify(file_in.read()))
return True
def get_project_js(project_dir, compress): """Returns the project's custom script, possibly minified, if it exists.""" try: with open(os.path.join(project_dir, "project.js"), "r") as f: js = f.read() return js if not compress else minify(js) except: return ""
def minify_file(file_debug, file_minified):
try:
return minify_closure(file_debug, file_minified)
except NameError:
with open(file_minified, 'w') as file_out:
with open(file_debug, 'r') as file_in:
file_out.write(minify(file_in.read()))
return True
def new_campaign():
if request.method == 'GET':
return render_template('/campaign/new_campaign.html')
if request.method == 'POST':
try:
file = request.files['kernel']
kernel_src = minify(file.read())
except SyntaxError:
flash('Invalid kernel file syntax.', 'danger');
return render_template('/campaign/new_campaign.html')
file = request.files['static_dataset']
static_dataset_src = file.read()
try:
file = request.files['dataset_generator']
dataset_gen_src = minify(file.read())
except SyntaxError:
flash('Invalid dataset generator file syntax.', 'danger');
return render_template('/campaign/new_campaign.html')
campaign = {}
campaign['user_id'] = current_user_id()
campaign['kernel'] = kernel_src
campaign['title'] = request.form['campaign_title']
campaign['static_dataset'] = static_dataset_src
campaign['dataset_gen'] = dataset_gen_src
try:
new_campaign = CampaignController.add(campaign)
except CampaignController.ValidationError as e:
flash(e.message, 'danger')
return render_template('/campaign/new_campaign.html')
# Generating the datasets may return an error.
# If it does, we want to show this to the user
returncode, error = generate_datasets(new_campaign)
if (returncode == 0):
return redirect(url_for('campaign_routes.all_campaigns'), code=303)
else:
CampaignController.real_delete(new_campaign.id)
flash(error, 'danger')
return render_template('/campaign/new_campaign.html')
def _compress(self):
output = []
for src in self.includes:
with open('www/%s' % src) as f:
output.append(minify(f.read()))
return '\n'.join(output)
def run():
minified = ""
for currentFile in files:
minified += minify(open('../static/js/' + currentFile).read(), mangle=True, mangle_toplevel=True)
minified += '\n'
minFile = open('../static/js/main.js', 'w')
minFile.write(minified)
minFile.close()
def _compress(self):
output = []
for src in self.includes:
with codecs.open(self._get_path(src), encoding='utf-8') as f:
output.append(minify(f.read()))
return '\n'.join(output)
def _compress(self):
output = []
for src in self.includes:
with codecs.open(self._get_path(src), encoding='utf-8') as f:
output.append(minify(f.read()))
return '\n'.join(output)
def do_slimit(input_file, output_file, mangle):
"""
Minify js using slimit
"""
with open(output_file, mode='wb') as out:
out.write(
minify(open(input_file, mode='rb').read(), mangle=mangle)
)
def final_coffee_compile(filename):
ccc = compile_coffeescript(filename)
f = open('../debug/application.js', 'w')
f.write(ccc)
f.close()
mccc = minify(ccc, mangle=True, mangle_toplevel=True)
f = open('../release/application.js', 'w')
f.write(mccc)
f.close()
def _compress(self):
output = []
src_paths = []
for src in self.includes:
try:
with codecs.open('www/%s' % src, encoding='utf-8') as f:
print '- compressing %s' % src
src_paths.append('www/%s' % src)
output.append(minify(f.read()))
except IOError, e:
if src.startswith('node_modules'):
with codecs.open(src, encoding='utf-8') as f:
print '- compressing %s' % src
src_paths.append(src)
output.append(minify(f.read()))
else:
raise e
def js(content, comment='', encoding=None):
if comment:
comment = '/* %s */\n' % comment
else:
comment = ''
if encoding and type(content) is not unicode:
content = unicode(content, encoding)
return comment + slimit.minify(
content, mangle=False, mangle_toplevel=False)
def process_js(scripts): aggregated_scripts = '' for script in scripts: script_path = normpath(join(PROJECT_ROOT, script)) with open(script_path, 'r') as script_file: aggregated_scripts += unicode(script_file.read(), 'utf-8') return minify(aggregated_scripts, mangle=True, mangle_toplevel=True)
def JS2C(source, debug, target):
ids = []
modules = []
# Locate the macros file name.
consts = []
macros = []
for s in source:
if 'macros.py' == (os.path.split(str(s))[1]):
(consts, macros) = ReadMacros(ReadLines(str(s)))
else:
modules.append(s)
debug_js_dir = ""
if not debug:
debug_js_dir = os.path.join(os.path.split(str(target))[0], 'js')
if not os.path.isdir(debug_js_dir):
os.makedirs(debug_js_dir)
module_offset = 0
all_sources = []
for module in modules:
filename = str(module)
lines = ReadFile(filename)
lines = ExpandConstants(lines, consts)
lines = ExpandMacros(lines, macros)
Validate(lines, filename)
minified = minify(lines, mangle=True)
if not debug:
lines = minified
id = os.path.split(filename)[1]
raw_length = len(lines)
ids.append((id, raw_length, module_offset))
all_sources.append(lines)
module_offset += raw_length
if not debug:
debug_js = open(os.path.join(debug_js_dir, id), 'w')
debug_js.write(lines)
debug_js.close()
sources_data = ToCAsciiArray("".join(all_sources))
# Build source code lines
source_lines = []
for (id, raw_length, module_offset) in ids:
source_lines.append(SOURCE_DECLARATION % {
'name': id,
'offset': module_offset,
'raw_length': raw_length,
})
# Emit result
output = open(str(target), "w")
output.write(HEADER_TEMPLATE % {
'sources_data': sources_data,
'source_lines': "".join(source_lines)
})
output.close()
def GET(self, path):
import mimetypes
import stat
import hashlib
abspath = os.path.join(settings.STATIC_DIR, path)
stat_result = os.stat(abspath)
modified = datetime.datetime.fromtimestamp(stat_result[stat.ST_MTIME])
web.header(
"Last-Modified", modified.strftime('%a, %d %b %Y %H:%M:%S GMT'))
mime_type, encoding = mimetypes.guess_type(abspath)
if mime_type:
web.header("Content-Type", mime_type)
# 缓存10年
cache_time = 86400 * 365 * 10
web.header("Expires", datetime.datetime.now() +
datetime.timedelta(seconds=cache_time))
web.header("Cache-Control", "max-age=%s" % cache_time)
ims_value = web.ctx.env.get("HTTP_IF_MODIFIED_SINCE")
if ims_value is not None:
# ie的ims值不标准，所以导致不能正常产生缓存，这里解决
# IE的是Sat, 02 Feb 2013 14:44:34 GMT; length=4285
# 标准的为Sat, 02 Feb 2013 14:44:34 GMT
stupid = ims_value.find(';')
if stupid != -1:
ims_value = ims_value[:stupid]
since = datetime.datetime.strptime(
ims_value, '%a, %d %b %Y %H:%M:%S %Z')
if since >= modified:
# 如果是调试模式，那么强制加载所有非第三方js文件
if not (settings.DEBUG and
abspath.endswith('.js') and '3rd' not in abspath):
raise web.notmodified()
with open(abspath, "rb") as f:
data = f.read()
hasher = hashlib.sha1()
hasher.update(data)
web.header("Etag", '"%s"' % hasher.hexdigest())
# 合并js文件[第三方库不压缩]
if abspath.endswith('.js') and not '3rd' in abspath:
libs = re.findall(r'(.*?@import "([^"]+\.js)".*?)', data)
for line, lib in libs:
lib = os.path.join(settings.STATIC_DIR, lib)
data = data.replace(line, file(lib).read())
# mangle: 局部变量压缩
# mangle_toplevel: 整个文件压缩[即函数名也压缩]
#data = slimit.minify(data, mangle=True)
if not settings.DEBUG:
import slimit
data = slimit.minify(
data, mangle=True, mangle_toplevel=True)
return data
def minify(self, content):
try:
minify = self._minify
except AttributeError:
from slimit import minify
self._minify = minify
minify = self._minify
return minify(content)
def _test_minify(self, content, sets):
if 'js_slim' in sets['options']:
if not SLIM_OK:
self.output('Slimit (https://github.com/rspivak/slimit) not available, not minifying!', 0)
return content
mangle = 'js_mangle' in sets['options']
mangle_toplevel = 'js_mangle_toplevel' in sets['options']
content = minify(content, mangle = mangle, mangle_toplevel = mangle_toplevel)
self.output('content minified, mange = %r, mangle_toplevel = %r' % (mangle, mangle_toplevel), colourv = 3)
return content
def process_file(self, file_obj):
content = minify(file_obj.str,
mangle=self.mangle,
mangle_toplevel=self.mangle_toplevel)
self.target.delete(file_obj.current_name)
file_obj.str = content
file_obj.add_suffix('.min', -2)
yield file_obj
def compress(conf,inputs,outputs):
if inputs.has_key("filename") and inputs["filename"]["value"]!="NULL":
filenames=inputs["filename"]["value"].split(",")
inputs["file"]["value"]=""
for i in range(0,len(filenames)):
if inputs["type"]["value"]=="js" and inputs["filename"]["value"].count("css")==0:
if filenames[i].count("min")==0 and filenames[i].count("ckeditor")==0 and filenames[i].count("compressed")==0:
try:
from slimit import minify
inputs["file"]["value"]+=minify(open(conf["main"]["mmPath"]+"/"+inputs["type"]["value"].lower()+"/"+filenames[i]).read(), mangle=False, mangle_toplevel=True)
except:
try:
from slimit import minify
inputs["file"]["value"]+=minify(open(conf["main"]["publicationPath"]+"/"+filenames[i]).read(), mangle=False, mangle_toplevel=False)
except Exception,e:
try:
inputs["file"]["value"]+="/* Failed to parse "+str(e)+"*/"+open(conf["main"]["publicationPath"]+"/"+inputs["type"]["value"].lower()+"/"+filenames[i]).read()+"/*Failed to parse*/\n"
except:
try:
inputs["file"]["value"]+="/* Failed to parse */"+open(conf["main"]["mmPath"]+"/"+inputs["type"]["value"].lower()+"/"+filenames[i]).read()+"/*Failed to parse*/\n"
except:
pass
else:
try:
inputs["file"]["value"]+=open(conf["main"]["mmPath"]+"/"+inputs["type"]["value"].lower()+"/"+filenames[i]).read()+"\n"
except:
try:
inputs["file"]["value"]+=open(conf["main"]["publicationPath"]+"/"+filenames[i]).read()+"\n"
except:
pass
else:
from cssmin import cssmin
try:
inputs["file"]["value"]+=open(conf["main"]["mmPath"]+"/"+inputs["type"]["value"].lower()+"/"+filenames[i]).read()+"\n"
except:
try:
inputs["file"]["value"]+=open(conf["main"]["publicationPath"]+"/"+filenames[i]).read()+"\n"
except Exception,e:
print >> sys.stderr,e
pass
def slimit(input_file):
"""
:type input_file: File
:returns: File
"""
content_bytes = input_file.read()
output_bytes = slimit_mod.minify(content_bytes, mangle=True, mangle_toplevel=False)
return ContentFile(output_bytes)
def compress_js(path):
"""Compress javascript files in `path` with Slimit."""
import slimit
files = glob.iglob(os.path.join(path, '*.js'))
for js in files:
with open(js, 'r+') as source:
compressed = slimit.minify(source.read(), mangle=True, mangle_toplevel=True)
source.seek(0)
source.write(compressed)
source.truncate()
def compress(src_js, des_js):
# 压缩 JS 文件
# https://pypi.python.org/pypi/slimit
return True
print "***压缩JS中*** ... ..."
target = src_js
print ":: 目标: %s" % (target)
uncompress = open(target, "r").read()
jsmin = slimit.minify(uncompress, mangle=True, mangle_toplevel=True)
print jsmin
open(target, "w").write(jsmin)
def render_js(js):
try:
out=cache.get(js)
if out is None:
fd=open(pkg_resources.resource_filename('vishwin_http.views', 'js/' + js), encoding='UTF-8')
out=minify(fd.read(), mangle=True, mangle_toplevel=True)
fd.close()
cache.set(js, out)
return Response(response=out, mimetype='text/javascript')
except OSError:
abort(404)
def _minify(self, infile, outfile=None):
if outfile is None:
outfile = infile
logging.info("Minifiing {0}".format(infile))
f = open(infile, 'r')
content = f.read()
f.close()
f = open(outfile, 'w')
f.write(minify(content, mangle=False, mangle_toplevel=False))
f.close()
def convert_str(code, wrap=False):
out = []
minified = minify(code)
for i in range(len(minified) - 1):
out.append(symbols[minified[i]] + "+") # All
out.append(symbols[minified[-1]]) # Last char
out = "".join(out)
if wrap:
out = "".join(["eval(", out, ");"])
return out
def BuildJS():
"""Build js libraries."""
# First, minify and copy over vr.js.
with open("js/vr.js", "r") as f:
js = f.read()
with open("../gh-pages/js/vr.min.js", "w") as f:
f.write(slimit.minify(js))
print "Wrote ../gh-pages/js/vr.min.js"
# Copy the other javascript libraries.
for fname in ["three.min.js", "material.min.js", "dialog-polyfill.min.js"]:
shutil.copy("js/" + fname, "../gh-pages/js/" + fname)
print "Wrote ../gh-pages/js/" + fname
def main():
js_root = os.path.join(os.path.dirname(DIR), 'js')
src = os.path.join(js_root, 'threeio.js')
dst = os.path.join(js_root, 'threeio.min.js')
print('Minifying %s > %s' % (src, dst))
with open(src) as fs:
data = fs.read()
minified = slimit.minify(data, mangle=True, mangle_toplevel=False)
with open(dst, 'w') as fs:
fs.write(minified)
def render_js(js):
try:
out = cache.get(js)
if out is None:
fd = open(pkg_resources.resource_filename('wahgwan_http',
'js/' + js),
encoding='UTF-8')
out = minify(fd.read(), mangle=True, mangle_toplevel=True)
fd.close()
cache.set(js, out)
return Response(response=out, mimetype='text/javascript')
except OSError:
abort(404)
def minify_text(filepath, file_type):
print "in minify_text"
url = os.path.realpath('.')
print "url: " + url
print(SITE_URL + filepath)
print requests.get(SITE_URL + filepath)
text = requests.get(SITE_URL + filepath).content
#print text
if file_type is "js":
minified = minify(text)
elif file_type is "css":
minified = compress(text)
return minified
def slimit(input_file):
"""
:type input_file: File
:returns: File
"""
content_bytes = input_file.read()
output_bytes = slimit_mod.minify(content_bytes,
mangle=True,
mangle_toplevel=False)
return ContentFile(output_bytes)
def urls_js(request=None):
js_var_name = getattr(settings, 'JS_REVERSE_JS_VAR_NAME', JS_VAR_NAME)
if not JS_IDENTIFIER_RE.match(js_var_name.upper()):
raise ImproperlyConfigured(
'JS_REVERSE_JS_VAR_NAME setting "%s" is not a valid javascript identifier.'
% (js_var_name))
js_global_object_name = getattr(settings,
'JS_REVERSE_JS_GLOBAL_OBJECT_NAME',
JS_GLOBAL_OBJECT_NAME)
if not JS_IDENTIFIER_RE.match(js_global_object_name.upper()):
raise ImproperlyConfigured(
'JS_REVERSE_JS_GLOBAL_OBJECT_NAME setting "%s" is not a valid javascript identifier.'
% (js_global_object_name))
minfiy = getattr(settings, 'JS_REVERSE_JS_MINIFY', JS_MINIFY)
if not isinstance(minfiy, bool):
raise ImproperlyConfigured(
'JS_REVERSE_JS_MINIFY setting "%s" is not a valid. Needs to be set to True or False.'
% (minfiy))
script_prefix_via_config = getattr(settings, 'JS_REVERSE_SCRIPT_PREFIX',
None)
if script_prefix_via_config:
script_prefix = script_prefix_via_config
if not script_prefix.endswith('/'):
script_prefix = '{0}/'.format(script_prefix)
else:
script_prefix = urlresolvers.get_script_prefix()
default_urlresolver = urlresolvers.get_resolver(
getattr(request, 'urlconf', None))
response_body = loader.render_to_string(
'django_js_reverse/urls_js.tpl', {
'urls': sorted(list(prepare_url_list(default_urlresolver))),
'url_prefix': script_prefix,
'js_var_name': js_var_name,
'js_global_object_name': js_global_object_name,
})
if minfiy:
response_body = minify(response_body,
mangle=True,
mangle_toplevel=False)
if not request:
return response_body
else:
return HttpResponse(response_body,
**{'content_type': 'application/javascript'})
def exportMinFileJS(listFiles, outputDir):
for i in range(len(listFiles)):
files = open( listFiles[i]['path'], 'r')
outPutFiles = open(outputDir/listFiles[i]['basename'], 'w')
for linea in files.readlines():
if not(linea.find('//')):
outPutFiles.write(linea)
else:
files.seek(0)
break
outPutFiles.write(minify(files.read(), mangle=False, mangle_toplevel=False))
outPutFiles.close()
def minify_stuff():
print "in /minify!"
dat = request.json
print dat
minifiedjs = ""
minifiedcss = ""
if 'js' in dat:
minifiedjs = minify(dat['js'])
if 'css' in dat:
minifiedcss = compress(dat['css'])
toRet = {"js": minifiedjs, "css": minifiedcss}
print 'RETURN IN MINIFY: '
print toRet
return jsonify(result=toRet)
def _compress(self):
output = []
src_paths = []
for src in self.includes:
src_paths.append('www/%s' % src)
with open('www/%s' % src) as f:
print '- compressing %s' % src
output.append(minify(f.read()))
context = make_context()
context['paths'] = src_paths
return '\n'.join(output)