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#!/usr/bin/python
# Copyright (c) 2011 The Chromium Authors. All rights reserved.
# Use of this source code is governed by a BSD-style license that can be
# found in the LICENSE file.
"""Creates a directory with with the unpacked contents of the remoting webapp.
The directory will contain a copy-of or a link-to to all remoting webapp
resources. This includes HTML/JS and any plugin binaries. The script also
massages resulting files appropriately with host plugin data. Finally,
a zip archive for all of the above is produced.
"""
# Python 2.5 compatibility
from __future__ import with_statement
import os
import platform
import re
import shutil
import sys
import time
import zipfile
def findAndReplace(filepath, findString, replaceString):
"""Does a search and replace on the contents of a file."""
oldFilename = os.path.basename(filepath) + '.old'
oldFilepath = os.path.join(os.path.dirname(filepath), oldFilename)
os.rename(filepath, oldFilepath)
with open(oldFilepath) as input:
with open(filepath, 'w') as output:
for s in input:
output.write(s.replace(findString, replaceString))
os.remove(oldFilepath)
def createZip(zip_path, directory):
"""Creates a zipfile at zip_path for the given directory."""
zipfile_base = os.path.splitext(os.path.basename(zip_path))[0]
zip = zipfile.ZipFile(zip_path, 'w', zipfile.ZIP_DEFLATED)
for (root, dirs, files) in os.walk(directory):
for f in files:
full_path = os.path.join(root, f)
rel_path = os.path.relpath(full_path, directory)
zip.write(full_path, os.path.join(zipfile_base, rel_path))
zip.close()
def buildWebApp(mimetype, destination, zip_path, plugin, name_suffix, files):
"""Does the main work of building the webapp directory and zipfile.
Args:
mimetype: A string with mimetype of plugin.
destination: A string with path to directory where the webapp will be
written.
zipfile: A string with path to the zipfile to create containing the
contents of |destination|.
plugin: A string with path to the binary plugin for this webapp.
name_suffix: A string to append to the webapp's title.
files: An array of strings listing the paths for resources to include
in this webapp.
"""
# Ensure a fresh directory.
try:
shutil.rmtree(destination)
except OSError:
if os.path.exists(destination):
raise
else:
pass
os.mkdir(destination, 0775)
# Use symlinks on linux and mac for faster compile/edit cycle.
#
# On Windows Vista platform.system() can return 'Microsoft' with some
# versions of Python, see http://bugs.python.org/issue1082
#should_symlink = platform.system() not in ['Windows', 'Microsoft']
#
# TODO(ajwong): Pending decision on http://crbug.com/27185, we may not be
# able to load symlinked resources.
should_symlink = False
# Copy all the files.
for current_file in files:
destination_file = os.path.join(destination, os.path.basename(current_file))
destination_dir = os.path.dirname(destination_file)
if not os.path.exists(destination_dir):
os.makedirs(destination_dir, 0775)
if should_symlink:
# TODO(ajwong): Detect if we're vista or higher. Then use win32file
# to create a symlink in that case.
targetname = os.path.relpath(os.path.realpath(current_file),
os.path.realpath(destination_file))
os.symlink(targetname, destination_file)
else:
shutil.copy2(current_file, destination_file)
# Copy the plugin.
pluginName = os.path.basename(plugin)
newPluginPath = os.path.join(destination, pluginName)
if os.path.isdir(plugin):
# On Mac we have a directory.
shutil.copytree(plugin, newPluginPath)
else:
shutil.copy2(plugin, newPluginPath)
# Now massage the manifest to the right plugin name.
findAndReplace(os.path.join(destination, 'manifest.json'),
'"PLUGINS": "PLACEHOLDER"',
'"plugins": [\n { "path": "' + pluginName +'" }\n ]')
# Add the name suffix.
findAndReplace(os.path.join(destination, 'manifest.json'),
'NAME_SUFFIX',
name_suffix)
# Add unique build numbers to manifest version.
# For now, this is based on the system clock (seconds since 1/1/1970), since
# a previous attempt (based on build/utils/lastchange.py) was failing on Mac.
# TODO(lambroslambrou): Use the SVN revision number or an incrementing build
# number (http://crbug.com/90110).
timestamp = int(time.time())
# Version string must be 1-4 numbers separated by dots, with each number
# between 0 and 0xffff.
version1 = timestamp / 0x10000
version2 = timestamp % 0x10000
findAndReplace(os.path.join(destination, 'manifest.json'),
'UNIQUE_VERSION',
'%d.%d' % (version1, version2))
# Now massage files with our mimetype.
findAndReplace(os.path.join(destination, 'plugin_settings.js'),
'HOST_PLUGIN_MIMETYPE',
mimetype)
# Make the zipfile.
createZip(zip_path, destination)
def main():
if len(sys.argv) < 6:
print ('Usage: build-webapp.py '
'<mime-type> <dst> <zip-path> <plugin> <other files...>')
sys.exit(1)
buildWebApp(sys.argv[1], sys.argv[2], sys.argv[3], sys.argv[4],
sys.argv[5], sys.argv[6:])
if __name__ == '__main__':
main()
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