buildplugin

#!/usr/bin/env python
# -*- coding: utf-8 -*-
# vim:ts=4:sw=4:softtabstop=4:smarttab:expandtab

from __future__ import unicode_literals, division, absolute_import, print_function

import os
import sys
import re
import subprocess
import shutil
import inspect
import zipfile


SCRIPT_DIR = os.path.dirname(os.path.abspath(inspect.getfile(inspect.currentframe())))
PLUGIN_NAME = 'EpubJSReader'
TEMP_DIR = os.path.join(SCRIPT_DIR, PLUGIN_NAME)

# Add files/folder that should be included in the plugin here
PLUGIN_FILES = ['reader',
            'reader_demo_v3.py',
            'ChangeLog.txt',
            'epub_js_license.txt',
            'epubjs_README.md',
            'plugin_utils.py',
            'plugin.py',
            'plugin.xml',
            'plugin.png',
            'plugin.svg']

def findVersion():
    _version_pattern = re.compile(r'<version>([^<]*)</version>')
    with open('plugin.xml', 'r') as fd:
        data = fd.read()
    match = re.search(_version_pattern, data)
    if match is not None:
        return '{}'.format(match.group(1))
    return '0.X.X'


# Find version info from plugin.xml and build zip file name from it
VERS_INFO =  findVersion()
ARCHIVE_NAME = os.path.join(SCRIPT_DIR, '{}_v{}.zip'.format(PLUGIN_NAME, VERS_INFO))


# recursive zip creation support routine
def zipUpDir(myzip, tdir, localname):
    currentdir = tdir
    if localname != "":
        currentdir = os.path.join(currentdir,localname)
    dir_contents = os.listdir(currentdir)
    for entry in dir_contents:
        afilename = entry
        localfilePath = os.path.join(localname, afilename)
        realfilePath = os.path.join(currentdir, entry)
        if os.path.isfile(realfilePath):
            myzip.write(realfilePath, localfilePath, zipfile.ZIP_DEFLATED)
        elif os.path.isdir(realfilePath):
            zipUpDir(myzip, tdir, localfilePath)

def removePreviousTmp(rmzip=False):
    # Remove temp folder and contents if it exists
    if os.path.exists(TEMP_DIR) and os.path.isdir(TEMP_DIR):
        shutil.rmtree(TEMP_DIR)

    if rmzip:  # Remove zip file if indicated.
        print('Removing any current zip file ...')
        if os.path.exists(ARCHIVE_NAME):
            os.remove(ARCHIVE_NAME)

def ignore_in_dirs(base, items, ignored_dirs=None):
    ans = []
    if ignored_dirs is None:
        ignored_dirs = {'.git', '__pycache__'}
    for name in items:
        path = os.path.join(base, name)
        if os.path.isdir(path):
            if name in ignored_dirs:
                ans.append(name)
        else:
            if name.rpartition('.')[-1] in ('pyc', 'pyo'):
                ans.append(name)
    return ans


if __name__ == "__main__":
    print('Removing any previous build leftovers ...')
    removePreviousTmp(rmzip=True)

    print('Creating temp {} directory ...'.format(PLUGIN_NAME))
    os.mkdir(TEMP_DIR)

    print('Copying everything to temp {} directory ...'.format(PLUGIN_NAME))
    for entry in PLUGIN_FILES:
        entry_path = os.path.join(SCRIPT_DIR, entry)
        if os.path.exists(entry_path) and os.path.isdir(entry_path):
            shutil.copytree(entry_path, os.path.join(TEMP_DIR, entry), ignore=ignore_in_dirs)
        elif os.path.exists(entry_path) and os.path.isfile(entry_path):
            shutil.copy2(entry_path, os.path.join(TEMP_DIR, entry))
        else:
            sys.exit('Couldn\'t copy necessary plugin files!')

    print('Creating {} ...'.format(os.path.basename(ARCHIVE_NAME)))
    outzip = zipfile.ZipFile(ARCHIVE_NAME, 'w')
    zipUpDir(outzip, SCRIPT_DIR, os.path.basename(TEMP_DIR))
    outzip.close()

    print('Plugin successfully created!')

    print('Removing temp build directory ...')
    removePreviousTmp()