def init(project, theme):
"""Initialize a site project."""
if not opx(project):
os.makedirs(project)
if os.listdir(project):
print("abort : project dir %s is not empty" % project)
sys.exit(1)
dir_in = opj(project, "input")
dir_out = opj(project, "output")
os.mkdir(dir_in)
os.mkdir(dir_out)
for fname, content in EXAMPLE_FILES.items():
print('info: create example %r' % fname)
with open(opj(project, fname), 'w') as fp:
fp.write(content)
if theme != 'minimal':
shutil.copy(opj(THEME_DIR, theme, 'page.html'), project)
for fname in glob.glob(opj(THEME_DIR, theme, '*')):
print('info: copy theme data %r' % fname)
if os.path.basename(fname) == 'page.html':
continue
if os.path.isdir(fname):
shutil.copytree(fname, opj(dir_in, os.path.basename(fname)))
else:
shutil.copy(fname, dir_in)
print("success: initialized project")
def init(project, theme):
"""Initialize a site project."""
if not opx(project):
os.makedirs(project)
if os.listdir(project):
print("abort : project dir %s is not empty" % project)
sys.exit(1)
dir_in = opj(project, "input")
dir_out = opj(project, "output")
os.mkdir(dir_in)
os.mkdir(dir_out)
for fname, content in EXAMPLE_FILES.items():
print('info: create example %r' % fname)
with open(opj(project, fname), 'w') as fp:
fp.write(content)
if theme != 'minimal':
shutil.copy(opj(THEME_DIR, theme, 'page.html'), project)
for fname in glob.glob(opj(THEME_DIR, theme, '*')):
print('info: copy theme data %r' % fname)
if os.path.basename(fname) == 'page.html':
continue
if os.path.isdir(fname):
shutil.copytree(fname, opj(dir_in, os.path.basename(fname)))
else:
shutil.copy(fname, dir_in)
print("success: initialized project")
def prepare_output(macmod):
if hasattr(macmod, "prepare_output"):
return macmod.prepare_output()
print "Using built-in prepare."
project = macmod.project
dir_in = macmod.input
dir_out = macmod.output
# prepare output directory
project_path = os.path.realpath(project)
for fod in glob.glob(opj(dir_out, "*")):
# don't remove the sources
"""
real_fod = os.path.realpath(fod)
if real_fod == project_path or real_fod.startswith(project_path):
print real_fod, project_path
continue
"""
if os.path.isdir(fod):
print "-dir", fod
shutil.rmtree(fod)
else:
os.remove(fod)
if not opx(dir_out):
os.mkdir(dir_out)
def prepare_output(macmod):
if hasattr(macmod, "prepare_output"):
return macmod.prepare_output()
print "Using built-in prepare."
project = macmod.project
dir_in = macmod.input
dir_out = macmod.output
# prepare output directory
project_path = os.path.realpath(project)
for fod in glob.glob(opj(dir_out, "*")):
# don't remove the sources
"""
real_fod = os.path.realpath(fod)
if real_fod == project_path or real_fod.startswith(project_path):
print real_fod, project_path
continue
"""
if os.path.isdir(fod):
print "-dir", fod
shutil.rmtree(fod)
else:
os.remove(fod)
if not opx(dir_out):
os.mkdir(dir_out)
def init(project='carlae_page',
theme=None,
output='docs',
default_readme=False):
"""Initialize a site project."""
HERE = os.path.dirname(os.path.realpath(__file__))
THEME_DIR = opj(HERE, 'themes')
cwd = os.getcwd()
check_mkdir(opj(cwd, project))
dir_out = opj(cwd, output)
check_mkdir(dir_out)
theme_dir = opj(project, "theme")
if not (opx(theme_dir)):
if theme is None:
theme = 'skeleton'
elif not (theme in os.listdir(THEME_DIR)):
print("the selected theme not in theme dir, will use skeleton")
theme = 'skeleton'
shutil.copytree(opj(THEME_DIR, theme), theme_dir)
THEME_DIR = theme_dir
static_dir = os.listdir(theme_dir)
static_dir = [d for d in static_dir if not (d[0] == '_')]
for d in static_dir:
if not (opx(opj(dir_out, d))):
shutil.copytree(opj(theme_dir, d), opj(dir_out, d))
if default_readme:
for fname, content in EXAMPLE_FILES.items():
if not (opx(opj(cwd, fname))):
print('info: create example %r' % fname)
with open(opj(cwd, fname), 'w') as fp:
fp.write(content)
else:
print(
'README.md file exists, skip making default readme.md file'
)
print("success: initialized project")
def init(project, opts):
"""Initialize a site project."""
if not opx(project):
os.makedirs(project)
if os.listdir(project):
print("error : project dir %s is not empty, abort" % project)
sys.exit(1)
os.mkdir(opj(project, "input"))
os.mkdir(opj(project, opts.output_dir))
for fname, content in EXAMPLE_FILES.items():
with open(opj(project, fname), 'w') as fp:
fp.write(content)
print("success: initialized project")
def init(project):
"""Initialize a site project."""
if not opx(project):
os.makedirs(project)
if os.listdir(project):
print("error : project dir %s is not empty, abort" % project)
sys.exit(1)
os.mkdir(opj(project, "input"))
os.mkdir(opj(project, "output"))
for fname, content in EXAMPLE_FILES.items():
with open(opj(project, fname), 'w') as fp:
fp.write(content)
print("success: initialized project")
def build(project, opts):
"""Build a site project."""
# -------------------------------------------------------------------------
# utilities
# -------------------------------------------------------------------------
def abort_iex(page, itype, inline, exc):
"""Abort because of an exception in inlined Python code."""
print("abort : Python %s in %s failed" % (itype, page))
print((" %s raising the exception " % itype).center(79, "-"))
print(inline)
print(" exception ".center(79, "-"))
print(exc)
sys.exit(1)
# -------------------------------------------------------------------------
# regex patterns and replacements
# -------------------------------------------------------------------------
regx_escp = re.compile(r'\\((?:(?:<|<)!--|{)(?:{|%))') # escaped code
repl_escp = r'\1'
regx_rurl = re.compile(r'(?<=(?:(?:\n| )src|href)=")([^#/&%].*?)(?=")')
repl_rurl = lambda m: urlparse.urljoin(opts.base_url, m.group(1))
regx_eval = re.compile(r'(?<!\\)(?:(?:<!--|{){)(.*?)(?:}(?:-->|}))', re.S)
def repl_eval(m):
"""Replace a Python expression block by its evaluation."""
expr = m.group(1)
try:
repl = eval(expr, macros.copy())
except:
abort_iex(page, "expression", expr, traceback.format_exc())
else:
if not isinstance(repl, basestring): # e.g. numbers
repl = unicode(repl)
elif not isinstance(repl, unicode):
repl = repl.decode("utf-8")
return repl
regx_exec = re.compile(r'(?<!\\)(?:(?:<!--|{)%)(.*?)(?:%(?:-->|}))', re.S)
def repl_exec(m):
"""Replace a block of Python statements by their standard output."""
stmt = m.group(1).replace("\r\n", "\n")
# base indentation
ind_lvl = len(re.findall(r'^(?: *\n)*( *)', stmt, re.MULTILINE)[0])
ind_rex = re.compile(r'^ {0,%d}' % ind_lvl, re.MULTILINE)
stmt = ind_rex.sub('', stmt)
# execute
sys.stdout = StringIO.StringIO()
try:
exec stmt in macros.copy()
except:
sys.stdout = sys.__stdout__
abort_iex(page, "statements", stmt, traceback.format_exc())
else:
repl = sys.stdout.getvalue()[:-1] # remove last line break
sys.stdout = sys.__stdout__
if not isinstance(repl, unicode):
repl = repl.decode(opts.input_enc)
return repl
# -------------------------------------------------------------------------
# preparations
# -------------------------------------------------------------------------
dir_in = opj(project, "input")
dir_out = opj(project, "output")
page_html = opj(project, "page.html")
# check required files and folders
for pelem in (page_html, dir_in, dir_out):
if not opx(pelem):
print(
"abort : %s does not exist, looks like project has not been "
"initialized" % pelem)
sys.exit(1)
# prepare output directory
if not opts.dry_run:
for fod in glob.glob(opj(dir_out, "*")):
if os.path.isdir(fod):
shutil.rmtree(fod)
else:
os.remove(fod)
if not opx(dir_out):
os.mkdir(dir_out)
# macro module
fname = opj(opts.project, "macros.py")
macros = imp.load_source("macros", fname).__dict__ if opx(fname) else {}
macros["__encoding__"] = opts.output_enc
macros["options"] = opts
macros["project"] = project
macros["input"] = dir_in
macros["output"] = dir_out
# "builtin" items for use in macros and templates
macros["hx"] = hx
macros["htmlspecialchars"] = hx # legacy name of `htmlx` function
macros["Page"] = Page
# -------------------------------------------------------------------------
# process input files
# -------------------------------------------------------------------------
Page._template = macros.get("page", {})
Page._opts = opts
Page._pstrip = dir_in
pages = []
custom_converter = macros.get('converter', {})
for cwd, dirs, files in os.walk(dir_in.decode(opts.filename_enc)):
cwd_site = cwd[len(dir_in):].lstrip(os.path.sep)
if not opts.dry_run:
for sdir in dirs[:]:
if re.search(opts.ignore, opj(cwd_site, sdir)):
dirs.remove(sdir)
else:
os.mkdir(opj(dir_out, cwd_site, sdir))
for f in files:
if re.search(opts.ignore, opj(cwd_site, f)):
pass
elif re.search(MKD_PATT, f):
page = Page(opj(cwd, f))
pages.append(page)
else:
# either use a custom converter or do a plain copy
for patt, (func, ext) in custom_converter.items():
if re.search(patt, f):
f_src = opj(cwd, f)
f_dst = opj(dir_out, cwd_site, f)
f_dst = '%s.%s' % (os.path.splitext(f_dst)[0], ext)
print('info : convert %s (%s)' %
(f_src, func.__name__))
if not opts.dry_run:
func(f_src, f_dst)
break
else:
if not opts.dry_run:
src = opj(cwd, f)
try:
shutil.copy(src, opj(dir_out, cwd_site))
except OSError:
# some filesystems like FAT won't allow shutil.copy
shutil.copyfile(src, opj(dir_out, cwd_site, f))
pages.sort(key=lambda p: int(p.get("sval", "0")))
macros["pages"] = pages
# -------------------------------------------------------------------------
# run pre-convert hooks in macro module (named 'once' before)
# -------------------------------------------------------------------------
hooks = [a for a in macros if re.match(r'hook_preconvert_|once_', a)]
for fn in sorted(hooks):
macros[fn]()
# -------------------------------------------------------------------------
# convert pages (markdown to HTML)
# -------------------------------------------------------------------------
for page in pages:
print("info : convert %s" % page)
# replace expressions and statements in page source
macros["page"] = page
out = regx_eval.sub(repl_eval, page.source)
out = regx_exec.sub(repl_exec, out)
# convert to HTML
page.html = markdown.Markdown(extensions=opts.md_ext).convert(out)
# -------------------------------------------------------------------------
# run post-convert hooks in macro module
# -------------------------------------------------------------------------
hooks = [a for a in macros if a.startswith("hook_postconvert_")]
for fn in sorted(hooks):
macros[fn]()
# -------------------------------------------------------------------------
# render complete HTML pages
# -------------------------------------------------------------------------
with codecs.open(opj(project, "page.html"), 'r', opts.input_enc) as fp:
default_template = fp.read()
for page in pages:
if 'template' in page:
fname = opj(project, page['template'])
with codecs.open(fname, 'r', opts.input_enc) as fp:
template = fp.read()
else:
template = default_template
print("info : render %s" % page.url)
# replace expressions and statements in page.html
macros["page"] = page
macros["__content__"] = page.html
out = regx_eval.sub(repl_eval, template)
out = regx_exec.sub(repl_exec, out)
# un-escape escaped python code blocks
out = regx_escp.sub(repl_escp, out)
# make relative links absolute
out = regx_rurl.sub(repl_rurl, out)
# write HTML page
fname = page.fname.replace(dir_in, dir_out)
fname = re.sub(MKD_PATT, ".html", fname)
if not opts.dry_run:
with codecs.open(fname, 'w', opts.output_enc) as fp:
fp.write(out)
if opts.dry_run:
print("success: built project (dry-run)")
else:
print("success: built project")
def build(project, opts):
"""Build a site project."""
# -------------------------------------------------------------------------
# utilities
# -------------------------------------------------------------------------
def abort_iex(page, itype, inline, exc):
"""Abort because of an exception in inlined Python code."""
print("error : Python %s in %s failed" % (itype, page.fname))
print((" %s raising the exception " % itype).center(79, "-"))
print(inline)
print(" exception ".center(79, "-"))
print(exc)
sys.exit(1)
# -------------------------------------------------------------------------
# regex patterns and replacements
# -------------------------------------------------------------------------
regx_escp = re.compile(r'\\((?:(?:<|<)!--|{)(?:{|%))') # escaped code
repl_escp = r'\1'
regx_rurl = re.compile(r'(?<=(?:(?:\n| )src|href)=")([^#/&%].*?)(?=")')
repl_rurl = lambda m: urlparse.urljoin(opts.base_url, m.group(1))
regx_eval = re.compile(r'(?<!\\)(?:(?:<!--|{){)(.*?)(?:}(?:-->|}))', re.S)
def repl_eval(m):
"""Replace a Python expression block by its evaluation."""
expr = m.group(1)
try:
repl = eval(expr, macros.copy())
except:
abort_iex(page, "expression", expr, traceback.format_exc())
else:
if not isinstance(repl, basestring): # e.g. numbers
repl = unicode(repl)
elif not isinstance(repl, unicode):
repl = repl.decode("utf-8")
return repl
regx_exec = re.compile(r'(?<!\\)(?:(?:<!--|{)%)(.*?)(?:%(?:-->|}))', re.S)
def repl_exec(m):
"""Replace a block of Python statements by their standard output."""
stmt = m.group(1).replace("\r\n", "\n")
# base indentation
ind_lvl = len(re.findall(r'^(?: *\n)*( *)', stmt, re.MULTILINE)[0])
ind_rex = re.compile(r'^ {0,%d}' % ind_lvl, re.MULTILINE)
stmt = ind_rex.sub('', stmt)
# execute
sys.stdout = StringIO.StringIO()
try:
exec stmt in macros.copy()
except:
sys.stdout = sys.__stdout__
abort_iex(page, "statements", stmt, traceback.format_exc())
else:
repl = sys.stdout.getvalue()[:-1] # remove last line break
sys.stdout = sys.__stdout__
if not isinstance(repl, unicode):
repl = repl.decode(opts.input_enc)
return repl
# -------------------------------------------------------------------------
# preparations
# -------------------------------------------------------------------------
dir_in = opj(project, "input")
dir_out = opj(project, opts.output_dir)
page_html = opj(project, "page.html")
# check required files and folders
for pelem in (page_html, dir_in, dir_out):
if not opx(pelem):
print("error : %s does not exist, looks like project has not been "
"initialized, abort" % pelem)
sys.exit(1)
# macro module
class nomod: pass # dummy module, something we can set attributes on
fname = opj(opts.project, "macros.py")
macros = {"__encoding__": opts.output_enc}
macmod = opx(fname) and imp.load_source("macros", fname) or nomod
setattr(macmod, "options", opts)
setattr(macmod, "project", project)
setattr(macmod, "input", dir_in)
setattr(macmod, "output", dir_out)
for attr in dir(macmod):
if not attr.startswith("_"):
macros[attr] = getattr(macmod, attr)
prepare_output(macmod)
pages = []
for _fn in dir(macmod):
if _fn.startswith("init_"):
getattr(macmod, _fn)(pages)
# -------------------------------------------------------------------------
# process input files
# -------------------------------------------------------------------------
page_global = macros.get("page", {})
for cwd, dirs, files in os.walk(dir_in.decode(opts.filename_enc)):
cwd_site = cwd[len(dir_in):].lstrip(os.path.sep)
for sdir in dirs[:]:
if re.search(opts.ignore, opj(cwd_site, sdir)):
dirs.remove(sdir)
else:
tmp = opj(dir_out, cwd_site, sdir)
if not os.path.exists(tmp):
os.mkdir(tmp)
for f in files:
if re.search(opts.ignore, opj(cwd_site, f)):
pass
elif re.search(MKD_PATT, f):
page = Page(page_global, opj(cwd, f), dir_in, opts)
pages.append(page)
else:
shutil.copy(opj(cwd, f), opj(dir_out, cwd_site))
pages.sort(key=lambda p: int(p.get("sval", "0")))
macros["pages"] = pages
macmod.pages = pages
# -------------------------------------------------------------------------
# run pre-convert hooks in macro module (named 'once' before)
# -------------------------------------------------------------------------
hooks = [a for a in dir(macmod) if re.match(r'hook_preconvert_|once_', a)]
for fn in sorted(hooks):
getattr(macmod, fn)()
# -------------------------------------------------------------------------
# convert pages (markdown to HTML)
# -------------------------------------------------------------------------
for page in sorted(pages, key=lambda p: p["url"]):
print("info : convert %s" % page.fname)
# replace expressions and statements in page source
macmod.page = page
macros["page"] = page
out = regx_eval.sub(repl_eval, page.source)
out = regx_exec.sub(repl_exec, out)
# convert to HTML
page.html = markdown.Markdown(extensions=opts.md_ext).convert(out)
# -------------------------------------------------------------------------
# run post-convert hooks in macro module
# -------------------------------------------------------------------------
hooks = [a for a in dir(macmod) if a.startswith("hook_postconvert_")]
for fn in sorted(hooks):
getattr(macmod, fn)()
# -------------------------------------------------------------------------
# render complete HTML pages
# -------------------------------------------------------------------------
with codecs.open(opj(project, "page.html"), 'r', opts.input_enc) as fp:
skeleton = fp.read()
hooks = [a for a in dir(macmod) if a.startswith("hook_html_")]
for page in sorted(pages, key=lambda p: p["url"]):
print("info : render %s" % page.url)
# replace expressions and statements in page.html
macmod.page = page
macros["page"] = page
macros["__content__"] = page.html
out = regx_eval.sub(repl_eval, skeleton)
out = regx_exec.sub(repl_exec, out)
# un-escape escaped python code blocks
out = regx_escp.sub(repl_escp, out)
# make relative links absolute
out = regx_rurl.sub(repl_rurl, out)
# apply final hooks
for fn in hooks:
out = getattr(macmod, fn)(out, page)
# write HTML page
fname = page.fname.replace(dir_in, dir_out)
fname = re.sub(MKD_PATT, ".html", fname)
with codecs.open(fname, 'w', opts.output_enc) as fp:
fp.write(out)
print("success: built project")
def check_mkdir(outpath):
#directory = os.path.dirname(outpath)
#print(directory)
if not opx(outpath):
print('creating dir:', outpath)
os.makedirs(outpath)
def build(project, opts):
"""Build a site project."""
# -------------------------------------------------------------------------
# utilities
# -------------------------------------------------------------------------
def abort_iex(page, itype, inline, exc):
"""Abort because of an exception in inlined Python code."""
print("abort : Python %s in %s failed" % (itype, page))
print((" %s raising the exception " % itype).center(79, "-"))
print(inline)
print(" exception ".center(79, "-"))
print(exc)
sys.exit(1)
# -------------------------------------------------------------------------
# regex patterns and replacements
# -------------------------------------------------------------------------
regx_escp = re.compile(r'\\((?:(?:<|<)!--|{)(?:{|%))') # escaped code
repl_escp = r'\1'
regx_rurl = re.compile(r'(?<=(?:(?:\n| )src|href)=")([^#/&%].*?)(?=")')
repl_rurl = lambda m: urlparse.urljoin(opts.base_url, m.group(1))
regx_eval = re.compile(r'(?<!\\)(?:(?:<!--|{){)(.*?)(?:}(?:-->|}))', re.S)
def repl_eval(m):
"""Replace a Python expression block by its evaluation."""
expr = m.group(1)
try:
repl = eval(expr, macros.copy())
except:
abort_iex(page, "expression", expr, traceback.format_exc())
else:
if not isinstance(repl, basestring): # e.g. numbers
repl = unicode(repl)
elif not isinstance(repl, unicode):
repl = repl.decode("utf-8")
return repl
regx_exec = re.compile(r'(?<!\\)(?:(?:<!--|{)%)(.*?)(?:%(?:-->|}))', re.S)
def repl_exec(m):
"""Replace a block of Python statements by their standard output."""
stmt = m.group(1).replace("\r\n", "\n")
# base indentation
ind_lvl = len(re.findall(r'^(?: *\n)*( *)', stmt, re.MULTILINE)[0])
ind_rex = re.compile(r'^ {0,%d}' % ind_lvl, re.MULTILINE)
stmt = ind_rex.sub('', stmt)
# execute
sys.stdout = StringIO.StringIO()
try:
exec stmt in macros.copy()
except:
sys.stdout = sys.__stdout__
abort_iex(page, "statements", stmt, traceback.format_exc())
else:
repl = sys.stdout.getvalue()[:-1] # remove last line break
sys.stdout = sys.__stdout__
if not isinstance(repl, unicode):
repl = repl.decode(opts.input_enc)
return repl
# -------------------------------------------------------------------------
# preparations
# -------------------------------------------------------------------------
dir_in = opj(project, "input")
dir_out = opj(project, "output")
page_html = opj(project, "page.html")
# check required files and folders
for pelem in (page_html, dir_in, dir_out):
if not opx(pelem):
print("abort : %s does not exist, looks like project has not been "
"initialized" % pelem)
sys.exit(1)
# prepare output directory
for fod in glob.glob(opj(dir_out, "*")):
if os.path.isdir(fod):
shutil.rmtree(fod)
else:
os.remove(fod)
if not opx(dir_out):
os.mkdir(dir_out)
# macro module
fname = opj(opts.project, "macros.py")
macros = imp.load_source("macros", fname).__dict__ if opx(fname) else {}
macros["__encoding__"] = opts.output_enc
macros["options"] = opts
macros["project"] = project
macros["input"] = dir_in
macros["output"] = dir_out
# "builtin" items for use in macros and templates
macros["hx"] = hx
macros["htmlspecialchars"] = hx # legacy name of `htmlx` function
macros["Page"] = Page
# -------------------------------------------------------------------------
# process input files
# -------------------------------------------------------------------------
Page._template = macros.get("page", {})
Page._opts = opts
Page._pstrip = dir_in
pages = []
custom_converter = macros.get('converter', {})
for cwd, dirs, files in os.walk(dir_in.decode(opts.filename_enc)):
cwd_site = cwd[len(dir_in):].lstrip(os.path.sep)
for sdir in dirs[:]:
if re.search(opts.ignore, opj(cwd_site, sdir)):
dirs.remove(sdir)
else:
os.mkdir(opj(dir_out, cwd_site, sdir))
for f in files:
if re.search(opts.ignore, opj(cwd_site, f)):
pass
elif re.search(MKD_PATT, f):
page = Page(opj(cwd, f))
pages.append(page)
else:
# either use a custom converter or do a plain copy
for patt, (func, ext) in custom_converter.items():
if re.search(patt, f):
f_src = opj(cwd, f)
f_dst = opj(dir_out, cwd_site, f)
f_dst = '%s.%s' % (os.path.splitext(f_dst)[0], ext)
print('info : convert %s (%s)' % (f_src, func.__name__))
func(f_src, f_dst)
break
else:
src = opj(cwd, f)
try:
shutil.copy(src, opj(dir_out, cwd_site))
except OSError:
# some filesystems like FAT won't allow shutil.copy
shutil.copyfile(src, opj(dir_out, cwd_site, f))
pages.sort(key=lambda p: int(p.get("sval", "0")))
macros["pages"] = pages
# -------------------------------------------------------------------------
# run pre-convert hooks in macro module (named 'once' before)
# -------------------------------------------------------------------------
hooks = [a for a in macros if re.match(r'hook_preconvert_|once_', a)]
for fn in sorted(hooks):
macros[fn]()
# -------------------------------------------------------------------------
# convert pages (markdown to HTML)
# -------------------------------------------------------------------------
for page in pages:
print("info : convert %s" % page)
# replace expressions and statements in page source
macros["page"] = page
out = regx_eval.sub(repl_eval, page.source)
out = regx_exec.sub(repl_exec, out)
# convert to HTML
extensions = opts.md_ext
extensions.append('markdown.extensions.fenced_code')
extensions.append('markdown.extensions.tables')
extensions.append('markdown.extensions.admonition')
extensions = list(set(extensions))
page.html = markdown.Markdown(extensions=extensions).convert(out)
# -------------------------------------------------------------------------
# run post-convert hooks in macro module
# -------------------------------------------------------------------------
hooks = [a for a in macros if a.startswith("hook_postconvert_")]
for fn in sorted(hooks):
macros[fn]()
# -------------------------------------------------------------------------
# render complete HTML pages
# -------------------------------------------------------------------------
with codecs.open(opj(project, "page.html"), 'r', opts.input_enc) as fp:
skeleton = fp.read()
for page in pages:
print("info : render %s" % page.url)
# replace expressions and statements in page.html
macros["page"] = page
macros["__content__"] = page.html
out = regx_eval.sub(repl_eval, skeleton)
out = regx_exec.sub(repl_exec, out)
# un-escape escaped python code blocks
out = regx_escp.sub(repl_escp, out)
# make relative links absolute
#out = regx_rurl.sub(repl_rurl, out)
# write HTML page
fname = page.fname.replace(dir_in, dir_out)
fname = re.sub(MKD_PATT, ".html", fname)
with codecs.open(fname, 'w', opts.output_enc) as fp:
fp.write(out)
print("success: built project")
def build(project, opts):
"""Build a site project."""
# -------------------------------------------------------------------------
# utilities
# -------------------------------------------------------------------------
def abort_iex(page, itype, inline, exc):
"""Abort because of an exception in inlined Python code."""
print("error : Python %s in %s failed" % (itype, page.fname))
print((" %s raising the exception " % itype).center(79, "-"))
print(inline)
print(" exception ".center(79, "-"))
print(exc)
sys.exit(1)
# -------------------------------------------------------------------------
# regex patterns and replacements
# -------------------------------------------------------------------------
regx_escp = re.compile(r'\\((?:(?:<|<)!--|{)(?:{|%))') # escaped code
repl_escp = r'\1'
regx_rurl = re.compile(r'(?<=(?:(?:\n| )src|href)=")([^#/&%].*?)(?=")')
repl_rurl = lambda m: urlparse.urljoin(opts.base_url, m.group(1))
regx_eval = re.compile(r'(?<!\\)(?:(?:<!--|{){)(.*?)(?:}(?:-->|}))', re.S)
def repl_eval(m):
"""Replace a Python expression block by its evaluation."""
expr = m.group(1)
try:
repl = eval(expr, macros.copy())
except:
abort_iex(page, "expression", expr, traceback.format_exc())
else:
if not isinstance(repl, basestring): # e.g. numbers
repl = unicode(repl)
elif not isinstance(repl, unicode):
repl = repl.decode("utf-8")
return repl
regx_exec = re.compile(r'(?<!\\)(?:(?:<!--|{)%)(.*?)(?:%(?:-->|}))', re.S)
def repl_exec(m):
"""Replace a block of Python statements by their standard output."""
stmt = m.group(1).replace("\r\n", "\n")
# base indentation
ind_lvl = len(re.findall(r'^(?: *\n)*( *)', stmt, re.MULTILINE)[0])
ind_rex = re.compile(r'^ {0,%d}' % ind_lvl, re.MULTILINE)
stmt = ind_rex.sub('', stmt)
# execute
sys.stdout = StringIO.StringIO()
try:
exec stmt in macros.copy()
except:
sys.stdout = sys.__stdout__
abort_iex(page, "statements", stmt, traceback.format_exc())
else:
repl = sys.stdout.getvalue()[:-1] # remove last line break
sys.stdout = sys.__stdout__
if not isinstance(repl, unicode):
repl = repl.decode(opts.input_enc)
return repl
# -------------------------------------------------------------------------
# preparations
# -------------------------------------------------------------------------
dir_in = opj(project, "input")
dir_out = opj(project, OUTPUT_DIR)
page_html = opj(project, "page.html")
# check required files and folders
for pelem in (page_html, dir_in, dir_out):
if not opx(pelem):
print(
"error : %s does not exist, looks like project has not been "
"initialized, abort" % pelem)
sys.exit(1)
# prepare output directory
project_path = os.path.realpath(project)
for fod in glob.glob(opj(dir_out, "*")):
# don't remove the sources
real_fod = os.path.realpath(fod)
if real_fod == project_path or real_fod.startswith(project_path +
os.path.sep):
continue
# don't remove version control
if os.path.basename(fod) in ('.git', '.hg', '.svn'):
continue
if os.path.isdir(fod):
shutil.rmtree(fod)
else:
os.remove(fod)
if not opx(dir_out):
os.mkdir(dir_out)
# macro module
class nomod:
pass # dummy module, something we can set attributes on
fname = opj(opts.project, "macros.py")
macros = {"__encoding__": opts.output_enc}
macmod = opx(fname) and imp.load_source("macros", fname) or nomod
setattr(macmod, "options", opts)
setattr(macmod, "project", project)
setattr(macmod, "input", dir_in)
setattr(macmod, "output", dir_out)
for attr in dir(macmod):
if not attr.startswith("_"):
macros[attr] = getattr(macmod, attr)
# -------------------------------------------------------------------------
# process input files
# -------------------------------------------------------------------------
pages = []
page_global = macros.get("page", {})
for cwd, dirs, files in os.walk(dir_in.decode(opts.filename_enc)):
cwd_site = cwd[len(dir_in):].lstrip(os.path.sep)
for sdir in dirs[:]:
if re.search(opts.ignore, opj(cwd_site, sdir)):
dirs.remove(sdir)
else:
os.mkdir(opj(dir_out, cwd_site, sdir))
for f in files:
if re.search(opts.ignore, opj(cwd_site, f)):
pass
elif re.search(MKD_PATT, f):
page = Page(page_global, opj(cwd, f), dir_in, opts)
pages.append(page)
else:
shutil.copy(opj(cwd, f), opj(dir_out, cwd_site))
macros["pages"] = pages
pages.sort(key=lambda p: p.get('fname')
) # FIXME: some pages are lost without this, WTF?!
macmod.pages = pages
# -------------------------------------------------------------------------
# run pre-convert hooks in macro module (named 'once' before)
# -------------------------------------------------------------------------
hooks = [a for a in dir(macmod) if re.match(r'hook_preconvert_|once_', a)]
for fn in sorted(hooks):
getattr(macmod, fn)()
# -------------------------------------------------------------------------
# convert pages (markdown to HTML)
# -------------------------------------------------------------------------
got = []
for page in pages:
print("info : convert %s" % page.fname)
if page.fname in got:
print >> sys.stderr, "ERROR : %s appears twice" % page.fname
continue
got.append(page.fname)
# replace expressions and statements in page source
macmod.page = page
macros["page"] = page
out = regx_eval.sub(repl_eval, page.source)
out = regx_exec.sub(repl_exec, out)
# convert to HTML
page.html = markdown.Markdown(extensions=opts.md_ext).convert(out)
# -------------------------------------------------------------------------
# run post-convert hooks in macro module
# -------------------------------------------------------------------------
hooks = [a for a in dir(macmod) if a.startswith("hook_postconvert_")]
for fn in sorted(hooks):
getattr(macmod, fn)()
# -------------------------------------------------------------------------
# render complete HTML pages
# -------------------------------------------------------------------------
with codecs.open(opj(project, "page.html"), 'r', opts.input_enc) as fp:
skeleton = fp.read()
pages.sort(key=lambda p: int(p.get("sval", "0")))
for page in pages:
print("info : render %s" % page.url)
# replace expressions and statements in page.html
macmod.page = page
macros["page"] = page
macros["__content__"] = page.html
out = regx_eval.sub(repl_eval, skeleton)
out = regx_exec.sub(repl_exec, out)
# un-escape escaped python code blocks
out = regx_escp.sub(repl_escp, out)
# make relative links absolute
out = regx_rurl.sub(repl_rurl, out)
# write HTML page
fname = page.fname.replace(dir_in, dir_out)
fname = re.sub(MKD_PATT, ".html", fname)
with codecs.open(fname, 'w', opts.output_enc) as fp:
fp.write(out)
print("success: built project")
