82 lines
3.1 KiB
Python
82 lines
3.1 KiB
Python
import os, subprocess, re, logging, time
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from Config import config
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# Find files with extension in path
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def findfiles(path, find_ext):
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for root, dirs, files in os.walk(path, topdown = False):
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for file in sorted(files):
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file_path = root+"/"+file
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file_ext = file.split(".")[-1]
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if file_ext in find_ext and not file.startswith("all."): yield file_path.replace("\\", "/")
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# Generates: all.js: merge *.js, compile coffeescript, all.css: merge *.css, vendor prefix features
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def merge(merged_path):
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merge_dir = os.path.dirname(merged_path)
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s = time.time()
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ext = merged_path.split(".")[-1]
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if ext == "js": # If merging .js find .coffee too
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find_ext = ["js", "coffee"]
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else:
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find_ext = [ext]
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# If exits check the other files modification date
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if os.path.isfile(merged_path):
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merged_mtime = os.path.getmtime(merged_path)
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else:
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merged_mtime = 0
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changed = {}
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for file_path in findfiles(merge_dir, find_ext):
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if os.path.getmtime(file_path) > merged_mtime:
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changed[file_path] = True
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if not changed: return # Assets not changed, nothing to do
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if os.path.isfile(merged_path): # Find old parts to avoid unncessary recompile
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merged_old = open(merged_path, "rb").read()
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old_parts = {}
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for match in re.findall("(/\* ---- (.*?) ---- \*/(.*?)(?=/\* ----|$))", merged_old, re.DOTALL):
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old_parts[match[1]] = match[2].strip("\n\r")
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# Merge files
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parts = []
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s_total = time.time()
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for file_path in findfiles(merge_dir, find_ext):
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parts.append("\n\n/* ---- %s ---- */\n\n" % file_path)
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if file_path.endswith(".coffee"): # Compile coffee script
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if file_path in changed or file_path not in old_parts: # Only recompile if changed or its not compiled before
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if not config.coffeescript_compiler:
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logging.error("No coffeescript compiler definied, skipping compiling %s" % merged_path)
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return False # No coffeescript compiler, skip this file
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command = config.coffeescript_compiler % os.path.join(*file_path.split("/")) # Fix os path separator
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s = time.time()
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compiler = subprocess.Popen(command, shell=True, stderr=subprocess.STDOUT, stdout=subprocess.PIPE)
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out = compiler.stdout.read()
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logging.debug("Running: %s (Done in %.2fs)" % (command, time.time()-s))
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if out and out.startswith("("):
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parts.append(out)
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else:
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error = out
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logging.error("%s Compile error: %s" % (file_path, error))
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parts.append("alert('%s compile error: %s');" % (file_path, re.escape(error).replace("\n", "\\n").replace(r"\\n", r"\n") ) )
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else: # Not changed use the old_part
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parts.append(old_parts[file_path])
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else: # Add to parts
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parts.append(open(file_path).read())
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merged = "\n".join(parts)
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if ext == "css": # Vendor prefix css
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from lib.cssvendor import cssvendor
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merged = cssvendor.prefix(merged)
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merged = merged.replace("\r", "")
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open(merged_path, "wb").write(merged)
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logging.debug("Merged %s (%.2fs)" % (merged_path, time.time()-s_total))
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if __name__ == "__main__":
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logging.getLogger().setLevel(logging.DEBUG)
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os.chdir("..")
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config.coffeescript_compiler = r'type "%s" | tools\coffee-node\bin\node.exe tools\coffee-node\bin\coffee --no-header -s -p'
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merge("data/12Hw8rTgzrNo4DSh2AkqwPRqDyTticwJyH/js/all.js")
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