poky/bitbake/bin/bitdoc
Richard Purdie cf9c0be3f6 bitbake: bitbake: Drop duplicate license boilerplace text
With the introduction of SPDX-License-Identifier headers, we don't need a ton
of header boilerplate in every file. Simplify the files and rely on the top
level for the full licence text.

(Bitbake rev: 695d84397b68cc003186e22f395caa378b06bc75)

Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>
2019-05-04 10:44:10 +01:00

13 KiB
Executable File

#!/usr/bin/env python3

ex:ts=4:sw=4:sts=4:et

-- tab-width: 4; c-basic-offset: 4; indent-tabs-mode: nil --

Copyright (C) 2005 Holger Hans Peter Freyther

SPDX-License-Identifier: GPL-2.0-only

import optparse, os, sys

bitbake

sys.path.append(os.path.join(os.path.dirname(os.path.dirname(file), 'lib')) import bb import bb.parse from string import split, join

version = "0.0.2"

class HTMLFormatter: """ Simple class to help to generate some sort of HTML files. It is quite inferior solution compared to docbook, gtkdoc, doxygen but it should work for now. We've a global introduction site (index.html) and then one site for the list of keys (alphabetical sorted) and one for the list of groups, one site for each key with links to the relations and groups.

    index.html
    all_keys.html
    all_groups.html
    groupNAME.html
    keyNAME.html
"""

def replace(self, text, *pairs):
    """
    From pydoc... almost identical at least
    """
    while pairs:
        (a, b) = pairs[0]
        text = join(split(text, a), b)
        pairs = pairs[1:]
    return text
def escape(self, text):
    """
    Escape string to be conform HTML
    """
    return self.replace(text, 
                        ('&', '&amp;'), 
                        ('<', '&lt;' ),
                        ('>', '&gt;' ) )
def createNavigator(self):
    """
    Create the navgiator
    """
    return """<table class="navigation" width="100%" summary="Navigation header" cellpadding="2" cellspacing="2">
Home Groups Keys """
def relatedKeys(self, item):
    """
    Create HTML to link to foreign keys
    """

    if len(item.related()) == 0:
        return ""

    txt = "<p><b>See also:</b><br>"
    txts = []
    for it in item.related():
        txts.append("""<a href="key%(it)s.html">%(it)s</a>""" % vars() )

    return txt + ",".join(txts)

def groups(self, item):
    """
    Create HTML to link to related groups
    """

    if len(item.groups()) == 0:
        return ""


    txt = "<p><b>See also:</b><br>"
    txts = []
    for group in item.groups():
        txts.append( """<a href="group%s.html">%s</a> """ % (group, group) )

    return txt + ",".join(txts)


def createKeySite(self, item):
    """
    Create a site for a key. It contains the header/navigator, a heading,
    the description, links to related keys and to the groups.
    """

    return """<!doctype html PUBLIC "-//W3C//DTD HTML 4.0 Transitional//EN">
<html><head></head> %s

%s

Synopsis

%s

Related Keys

%s

Groups

%s

""" % (item.name(), self.createNavigator(), item.name(), self.escape(item.description()), self.relatedKeys(item), self.groups(item))
def createGroupsSite(self, doc):
    """
    Create the Group Overview site
    """

    groups = ""
    sorted_groups = sorted(doc.groups())
    for group in sorted_groups:
        groups += """<a href="group%s.html">%s</a><br>""" % (group, group)

    return """<!doctype html PUBLIC "-//W3C//DTD HTML 4.0 Transitional//EN">
<html><head></head> %s

Available Groups

%s """ % (self.createNavigator(), groups)
def createIndex(self):
    """
    Create the index file
    """

    return """<!doctype html PUBLIC "-//W3C//DTD HTML 4.0 Transitional//EN">
<html><head></head> %s

Documentation Entrance

All available groups
All available keys
""" % self.createNavigator()
def createKeysSite(self, doc):
    """
    Create Overview of all avilable keys
    """
    keys = ""
    sorted_keys = sorted(doc.doc_keys())
    for key in sorted_keys:
        keys += """<a href="key%s.html">%s</a><br>""" % (key, key)

    return """<!doctype html PUBLIC "-//W3C//DTD HTML 4.0 Transitional//EN">
<html><head></head> %s

Available Keys

%s """ % (self.createNavigator(), keys)
def createGroupSite(self, gr, items, _description = None):
    """
    Create a site for a group:
    Group the name of the group, items contain the name of the keys
    inside this group
    """
    groups = ""
    description = ""

    # create a section with the group descriptions
    if _description:
        description  += "<h2 Description of Grozp %s</h2>" % gr
        description  += _description

    items.sort(lambda x, y:cmp(x.name(), y.name()))
    for group in items:
        groups += """<a href="key%s.html">%s</a><br>""" % (group.name(), group.name())

    return """<!doctype html PUBLIC "-//W3C//DTD HTML 4.0 Transitional//EN">
<html><head></head> %s %s

Keys in Group %s

%s
""" % (gr, self.createNavigator(), description, gr, groups)
def createCSS(self):
    """
    Create the CSS file
    """
    return """.synopsis, .classsynopsis

{ background: #eeeeee; border: solid 1px #aaaaaa; padding: 0.5em; } .programlisting { background: #eeeeff; border: solid 1px #aaaaff; padding: 0.5em; } .variablelist { padding: 4px; margin-left: 3em; } .variablelist td:first-child { vertical-align: top; } table.navigation { background: #ffeeee; border: solid 1px #ffaaaa; margin-top: 0.5em; margin-bottom: 0.5em; } .navigation a { color: #770000; } .navigation a:visited { color: #550000; } .navigation .title { font-size: 200%; } div.refnamediv { margin-top: 2em; } div.gallery-float { float: left; padding: 10px; } div.gallery-float img { border-style: none; } div.gallery-spacer { clear: both; } a { text-decoration: none; } a:hover { text-decoration: underline; color: #FF0000; } """

class DocumentationItem: """ A class to hold information about a configuration item. It contains the key name, description, a list of related names, and the group this item is contained in. """

def __init__(self):
    self._groups  = []
    self._related = []
    self._name    = ""
    self._desc    = ""

def groups(self):
    return self._groups

def name(self):
    return self._name

def description(self):
    return self._desc

def related(self):
    return self._related

def setName(self, name):
    self._name = name

def setDescription(self, desc):
    self._desc = desc

def addGroup(self, group):
    self._groups.append(group)

def addRelation(self, relation):
    self._related.append(relation)

def sort(self):
    self._related.sort()
    self._groups.sort()

class Documentation: """ Holds the documentation... with mappings from key to items... """

def __init__(self):
    self.__keys   = {}
    self.__groups = {}

def insert_doc_item(self, item):
    """
    Insert the Doc Item into the internal list
    of representation
    """
    item.sort()
    self.__keys[item.name()] = item

    for group in item.groups():
        if not group in self.__groups:
            self.__groups[group] = []
        self.__groups[group].append(item)
        self.__groups[group].sort()


def doc_item(self, key):
    """
    Return the DocumentationInstance describing the key
    """
    try:
        return self.__keys[key]
    except KeyError:
        return None

def doc_keys(self):
    """
    Return the documented KEYS (names)
    """
    return self.__keys.keys()

def groups(self):
    """
    Return the names of available groups
    """
    return self.__groups.keys()

def group_content(self, group_name):
    """
    Return a list of keys/names that are in a specefic
    group or the empty list
    """
    try:
        return self.__groups[group_name]
    except KeyError:
        return []

def parse_cmdline(args): """ Parse the CMD line and return the result as a n-tuple """

parser = optparse.OptionParser( version = "Bitbake Documentation Tool Core version %s, %%prog version %s" % (bb.__version__, __version__))
usage  = """%prog [options]

Create a set of html pages (documentation) for a bitbake.conf.... """

# Add the needed options
parser.add_option( "-c", "--config", help = "Use the specified configuration file as source",
                   action = "store", dest = "config", default = os.path.join("conf", "documentation.conf") )

parser.add_option( "-o", "--output", help = "Output directory for html files",
                   action = "store", dest = "output", default = "html/" )

parser.add_option( "-D",  "--debug", help = "Increase the debug level",
                   action = "count", dest = "debug", default = 0 )

parser.add_option( "-v", "--verbose", help = "output more chit-char to the terminal",
                   action = "store_true", dest = "verbose", default = False )

options, args = parser.parse_args( sys.argv )

bb.msg.init_msgconfig(options.verbose, options.debug)

return options.config, options.output

def main(): """ The main Method """

(config_file, output_dir) = parse_cmdline( sys.argv )

# right to let us load the file now
try:
    documentation = bb.parse.handle( config_file, bb.data.init() )
except IOError:
    bb.fatal( "Unable to open %s" % config_file )
except bb.parse.ParseError:
    bb.fatal( "Unable to parse %s" % config_file )

if isinstance(documentation, dict):
    documentation = documentation[""]

# Assuming we've the file loaded now, we will initialize the 'tree'
doc = Documentation()

# defined states
state_begin = 0
state_see   = 1
state_group = 2

for key in bb.data.keys(documentation):
    data   = documentation.getVarFlag(key, "doc", False)
    if not data:
        continue

    # The Documentation now starts
    doc_ins = DocumentationItem()
    doc_ins.setName(key)


    tokens = data.split(' ')
    state = state_begin
    string= ""
    for token in tokens:
        token = token.strip(',')

        if not state == state_see and token == "@see":
            state = state_see
            continue
        elif not state == state_group and token  == "@group":
            state = state_group
            continue

        if state == state_begin:
            string += " %s" % token
        elif state == state_see:
            doc_ins.addRelation(token)
        elif state == state_group:
            doc_ins.addGroup(token)

    # set the description
    doc_ins.setDescription(string)
    doc.insert_doc_item(doc_ins)

# let us create the HTML now
bb.utils.mkdirhier(output_dir)
os.chdir(output_dir)

# Let us create the sites now. We do it in the following order
# Start with the index.html. It will point to sites explaining all
# keys and groups
html_slave = HTMLFormatter()

f = file('style.css', 'w')
print >> f, html_slave.createCSS()

f = file('index.html', 'w')
print >> f, html_slave.createIndex()

f = file('all_groups.html', 'w')
print >> f, html_slave.createGroupsSite(doc)

f = file('all_keys.html', 'w')
print >> f, html_slave.createKeysSite(doc)

# now for each group create the site
for group in doc.groups():
    f = file('group%s.html' % group, 'w')
    print >> f, html_slave.createGroupSite(group, doc.group_content(group))

# now for the keys
for key in doc.doc_keys():
    f = file('key%s.html' % doc.doc_item(key).name(), 'w')
    print >> f, html_slave.createKeySite(doc.doc_item(key))

if name == "main": main()