Source code for sphinx.builders.applehelp

# -*- coding: utf-8 -*-
"""
    sphinx.builders.applehelp
    ~~~~~~~~~~~~~~~~~~~~~~~~~

    Build Apple help books.

    :copyright: Copyright 2007-2016 by the Sphinx team, see AUTHORS.
    :license: BSD, see LICENSE for details.
"""
from __future__ import print_function

import codecs
import pipes

from os import path

from sphinx.builders.html import StandaloneHTMLBuilder
from sphinx.util import copy_static_entry
from sphinx.util.osutil import copyfile, ensuredir
from sphinx.util.console import bold
from sphinx.util.pycompat import htmlescape
from sphinx.util.matching import compile_matchers
from sphinx.errors import SphinxError

import plistlib
import subprocess


# Use plistlib.dump in 3.4 and above
try:
    write_plist = plistlib.dump
except AttributeError:
    write_plist = plistlib.writePlist


# False access page (used because helpd expects strict XHTML)
access_page_template = '''\
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.1//EN"\
 "http://www.w3.org/TR/xhtml11/DTD/xhtml11.dtd">
<html xmlns="http://www.w3.org/1999/xhtml">
  <head>
    <title>%(title)s</title>
    <meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
    <meta name="robots" content="noindex" />
    <meta http-equiv="refresh" content="0;url=%(toc)s" />
  </head>
  <body>
  </body>
</html>
'''


class AppleHelpIndexerFailed(SphinxError):
    category = 'Help indexer failed'


class AppleHelpCodeSigningFailed(SphinxError):
    category = 'Code signing failed'


[docs]class AppleHelpBuilder(StandaloneHTMLBuilder): """ Builder that outputs an Apple help book. Requires Mac OS X as it relies on the ``hiutil`` command line tool. """ name = 'applehelp' # don't copy the reST source copysource = False supported_image_types = ['image/png', 'image/gif', 'image/jpeg', 'image/tiff', 'image/jp2', 'image/svg+xml'] # don't add links add_permalinks = False # this is an embedded HTML format embedded = True # don't generate the search index or include the search page search = False def init(self): super(AppleHelpBuilder, self).init() # the output files for HTML help must be .html only self.out_suffix = '.html' self.link_suffix = '.html' if self.config.applehelp_bundle_id is None: raise SphinxError('You must set applehelp_bundle_id before ' 'building Apple Help output') self.bundle_path = path.join(self.outdir, self.config.applehelp_bundle_name + '.help') self.outdir = path.join(self.bundle_path, 'Contents', 'Resources', self.config.applehelp_locale + '.lproj') def handle_finish(self): super(AppleHelpBuilder, self).handle_finish() self.finish_tasks.add_task(self.copy_localized_files) self.finish_tasks.add_task(self.build_helpbook) def copy_localized_files(self): source_dir = path.join(self.confdir, self.config.applehelp_locale + '.lproj') target_dir = self.outdir if path.isdir(source_dir): self.info(bold('copying localized files... '), nonl=True) ctx = self.globalcontext.copy() matchers = compile_matchers(self.config.exclude_patterns) copy_static_entry(source_dir, target_dir, self, ctx, exclude_matchers=matchers) self.info('done') def build_helpbook(self): contents_dir = path.join(self.bundle_path, 'Contents') resources_dir = path.join(contents_dir, 'Resources') language_dir = path.join(resources_dir, self.config.applehelp_locale + '.lproj') for d in [contents_dir, resources_dir, language_dir]: ensuredir(d) # Construct the Info.plist file toc = self.config.master_doc + self.out_suffix info_plist = { 'CFBundleDevelopmentRegion': self.config.applehelp_dev_region, 'CFBundleIdentifier': self.config.applehelp_bundle_id, 'CFBundleInfoDictionaryVersion': '6.0', 'CFBundlePackageType': 'BNDL', 'CFBundleShortVersionString': self.config.release, 'CFBundleSignature': 'hbwr', 'CFBundleVersion': self.config.applehelp_bundle_version, 'HPDBookAccessPath': '_access.html', 'HPDBookIndexPath': 'search.helpindex', 'HPDBookTitle': self.config.applehelp_title, 'HPDBookType': '3', 'HPDBookUsesExternalViewer': False, } if self.config.applehelp_icon is not None: info_plist['HPDBookIconPath'] \ = path.basename(self.config.applehelp_icon) if self.config.applehelp_kb_url is not None: info_plist['HPDBookKBProduct'] = self.config.applehelp_kb_product info_plist['HPDBookKBURL'] = self.config.applehelp_kb_url if self.config.applehelp_remote_url is not None: info_plist['HPDBookRemoteURL'] = self.config.applehelp_remote_url self.info(bold('writing Info.plist... '), nonl=True) with open(path.join(contents_dir, 'Info.plist'), 'wb') as f: write_plist(info_plist, f) self.info('done') # Copy the icon, if one is supplied if self.config.applehelp_icon: self.info(bold('copying icon... '), nonl=True) try: copyfile(path.join(self.srcdir, self.config.applehelp_icon), path.join(resources_dir, info_plist['HPDBookIconPath'])) self.info('done') except Exception as err: self.warn('cannot copy icon file %r: %s' % (path.join(self.srcdir, self.config.applehelp_icon), err)) del info_plist['HPDBookIconPath'] # Build the access page self.info(bold('building access page...'), nonl=True) f = codecs.open(path.join(language_dir, '_access.html'), 'w') try: f.write(access_page_template % { 'toc': htmlescape(toc, quote=True), 'title': htmlescape(self.config.applehelp_title) }) finally: f.close() self.info('done') # Generate the help index self.info(bold('generating help index... '), nonl=True) args = [ self.config.applehelp_indexer_path, '-Cf', path.join(language_dir, 'search.helpindex'), language_dir ] if self.config.applehelp_index_anchors is not None: args.append('-a') if self.config.applehelp_min_term_length is not None: args += ['-m', '%s' % self.config.applehelp_min_term_length] if self.config.applehelp_stopwords is not None: args += ['-s', self.config.applehelp_stopwords] if self.config.applehelp_locale is not None: args += ['-l', self.config.applehelp_locale] if self.config.applehelp_disable_external_tools: self.info('skipping') self.warn('you will need to index this help book with:\n %s' % (' '.join([pipes.quote(arg) for arg in args]))) else: try: p = subprocess.Popen(args, stdout=subprocess.PIPE, stderr=subprocess.STDOUT) output = p.communicate()[0] if p.returncode != 0: raise AppleHelpIndexerFailed(output) else: self.info('done') except OSError: raise AppleHelpIndexerFailed('Command not found: %s' % args[0]) # If we've been asked to, sign the bundle if self.config.applehelp_codesign_identity: self.info(bold('signing help book... '), nonl=True) args = [ self.config.applehelp_codesign_path, '-s', self.config.applehelp_codesign_identity, '-f' ] args += self.config.applehelp_codesign_flags args.append(self.bundle_path) if self.config.applehelp_disable_external_tools: self.info('skipping') self.warn('you will need to sign this help book with:\n %s' % (' '.join([pipes.quote(arg) for arg in args]))) else: try: p = subprocess.Popen(args, stdout=subprocess.PIPE, stderr=subprocess.STDOUT) output = p.communicate()[0] if p.returncode != 0: raise AppleHelpCodeSigningFailed(output) else: self.info('done') except OSError: raise AppleHelpCodeSigningFailed('Command not found: %s' % args[0])