else:
print "Closure Compilation using Web service has completed successfully."
elif use_compressor == "closure":
jscompilerJar = "../tools/closure-compiler.jar"
if not os.path.isfile(jscompilerJar):
print "\nNo closure-compiler.jar; read README.txt!"
sys.exit(
"ERROR: Closure Compiler \"%s\" does not exist! Read README.txt"
% jscompilerJar)
minimized = closureCompiler.Compile(
jscompilerJar,
sourceFiles,
[
"--externs",
"closure-compiler/Externs.js",
"--jscomp_warning",
"checkVars", # To enable "undefinedVars"
"--jscomp_error",
"checkRegExp", # Also necessary to enable "undefinedVars"
"--jscomp_error",
"undefinedVars"
])
if minimized is None:
print "\nAbnormal termination due to compilation errors."
sys.exit(
"ERROR: Closure Compilation failed! See compilation errors.")
print "Closure Compilation has completed successfully."
elif use_compressor == "uglify-js":
minimized = uglify_js.compile(sourceFiles)
if minimized is None:
print "\nAbnormal termination due to compilation errors."
def build(config_file=None, output_file=None, options=None):
have_compressor = []
try:
import jsmin
have_compressor.append("jsmin")
except ImportError as E:
print("No jsmin (%s)" % E)
try:
# tools/closure_library_jscompiler.py from:
# http://code.google.com/p/closure-library/source/browse/trunk/closure/bin/build/jscompiler.py
import closure_library_jscompiler as closureCompiler
have_compressor.append("closure")
except Exception as E:
print("No closure (%s)" % E)
try:
import closure_ws
have_compressor.append("closure_ws")
except ImportError as E:
print("No closure_ws (%s)" % E)
try:
import minimize
have_compressor.append("minimize")
except ImportError as E:
print("No minimize (%s)" % E)
try:
import uglify_js
uglify_js.check_available()
have_compressor.append("uglify-js")
except Exception as E:
print("No uglify-js (%s)" % E)
use_compressor = None
if options.compressor and options.compressor in have_compressor:
use_compressor = options.compressor
sourceDirectory = "../lib"
configFilename = "full.cfg"
outputFilename = "OpenLayers.js"
if config_file:
configFilename = config_file
extension = configFilename[-4:]
if extension != ".cfg":
configFilename = config_file + ".cfg"
if output_file:
outputFilename = output_file
print("Merging libraries.")
try:
if use_compressor == "closure" or use_compressor == 'uglify-js':
sourceFiles = mergejs.getNames(sourceDirectory, configFilename)
else:
merged = mergejs.run(sourceDirectory, None, configFilename)
except mergejs.MissingImport as E:
print("\nAbnormal termination.")
sys.exit("ERROR: %s" % E)
if options.amdname:
options.amdname = "'" + options.amdname + "',"
else:
options.amdname = ""
if options.amd == 'pre':
print("\nAdding AMD function.")
merged = "define(%sfunction(){%sreturn OpenLayers;});" % (
options.amdname, merged)
print("Compressing using %s" % use_compressor)
if use_compressor == "jsmin":
minimized = jsmin.jsmin(merged)
elif use_compressor == "minimize":
minimized = minimize.minimize(merged)
elif use_compressor == "closure_ws":
if len(
merged
) > 1000000: # The maximum file size for this web service is 1000 KB.
print("\nPre-compressing using jsmin")
merged = jsmin.jsmin(merged)
print("\nIs being compressed using Closure Compiler Service.")
try:
minimized = closure_ws.minimize(merged).decode()
except Exception as E:
print("\nAbnormal termination.")
sys.exit(
"ERROR: Closure Compilation using Web service failed!\n%s" % E)
if len(minimized) <= 2:
print("\nAbnormal termination due to compilation errors.")
sys.exit("ERROR: Closure Compilation using Web service failed!")
else:
print(
"Closure Compilation using Web service has completed successfully."
)
elif use_compressor == "closure":
jscompilerJar = "../tools/closure-compiler.jar"
if not os.path.isfile(jscompilerJar):
print("\nNo closure-compiler.jar; read README.txt!")
sys.exit(
"ERROR: Closure Compiler \"%s\" does not exist! Read README.txt"
% jscompilerJar)
minimized = closureCompiler.Compile(
jscompilerJar,
sourceFiles,
[
"--externs",
"closure-compiler/Externs.js",
"--jscomp_warning",
"checkVars", # To enable "undefinedVars"
"--jscomp_error",
"checkRegExp", # Also necessary to enable "undefinedVars"
"--jscomp_error",
"undefinedVars"
]).decode()
if minimized is None:
print("\nAbnormal termination due to compilation errors.")
sys.exit(
"ERROR: Closure Compilation failed! See compilation errors.")
print("Closure Compilation has completed successfully.")
elif use_compressor == "uglify-js":
minimized = uglify_js.compile(sourceFiles)
if (sys.version_info > (3, 0)):
minimized = minimized.decode()
if minimized is None:
print("\nAbnormal termination due to compilation errors.")
sys.exit(
"ERROR: Uglify JS compilation failed! See compilation errors.")
print("Uglify JS compilation has completed successfully.")
else: # fallback
minimized = merged
if options.amd == 'post':
print("\nAdding AMD function.")
minimized = "define(%sfunction(){%sreturn OpenLayers;});" % (
options.amdname, minimized)
if options.status:
print("\nAdding status file.")
minimized = "// status: " + open(options.status).read() + minimized
print("\nAdding license file.")
minimized = open("license.txt").read() + minimized
print("Writing to %s." % outputFilename)
open(outputFilename, "w").write(minimized)
print("Done.")
