godot/doc/tools/makerst.py
Rémi Verschelde a7389217f8 style: Fix PEP8 blank lines issues in Python files
Done with `autopep8 --select=E3,W3`, fixes:

- E301 - Add missing blank line.
- E302 - Add missing 2 blank lines.
- E303 - Remove extra blank lines.
- E304 - Remove blank line following function decorator.
- E309 - Add missing blank line.
- W391 - Remove trailing blank lines.
2016-11-02 22:29:36 +01:00

518 lines
14 KiB
Python

#!/usr/bin/env python
# -*- coding: utf-8 -*-
import codecs
import sys
import xml.etree.ElementTree as ET
input_list = []
for arg in sys.argv[1:]:
input_list.append(arg)
if len(input_list) < 1:
print 'usage: makerst.py <classes.xml>'
sys.exit(0)
def validate_tag(elem, tag):
if elem.tag != tag:
print "Tag mismatch, expected '" + tag + "', got " + elem.tag
sys.exit(255)
class_names = []
classes = {}
def ul_string(str, ul):
str += "\n"
for i in range(len(str) - 1):
str += ul
str += "\n"
return str
def make_class_list(class_list, columns):
f = codecs.open('class_list.rst', 'wb', 'utf-8')
prev = 0
col_max = len(class_list) / columns + 1
print ('col max is ', col_max)
col_count = 0
row_count = 0
last_initial = ''
fit_columns = []
for n in range(0, columns):
fit_columns += [[]]
indexers = []
last_initial = ''
idx = 0
for n in class_list:
col = idx / col_max
if col >= columns:
col = columns - 1
fit_columns[col] += [n]
idx += 1
if n[:1] != last_initial:
indexers += [n]
last_initial = n[:1]
row_max = 0
f.write("\n")
for n in range(0, columns):
if len(fit_columns[n]) > row_max:
row_max = len(fit_columns[n])
f.write("| ")
for n in range(0, columns):
f.write(" | |")
f.write("\n")
f.write("+")
for n in range(0, columns):
f.write("--+-------+")
f.write("\n")
for r in range(0, row_max):
s = '+ '
for c in range(0, columns):
if r >= len(fit_columns[c]):
continue
classname = fit_columns[c][r]
initial = classname[0]
if classname in indexers:
s += '**' + initial + '** | '
else:
s += ' | '
s += '[' + classname + '](class_' + classname.lower() + ') | '
s += '\n'
f.write(s)
for n in range(0, columns):
f.write("--+-------+")
f.write("\n")
def rstize_text(text, cclass):
# Linebreak + tabs in the XML should become two line breaks unless in a "codeblock"
pos = 0
while True:
pos = text.find('\n', pos)
if pos == -1:
break
pre_text = text[:pos]
while text[pos + 1] == '\t':
pos += 1
post_text = text[pos + 1:]
# Handle codeblocks
if post_text.startswith("[codeblock]"):
end_pos = post_text.find("[/codeblock]")
if end_pos == -1:
sys.exit("ERROR! [codeblock] without a closing tag!")
code_text = post_text[len("[codeblock]"):end_pos]
post_text = post_text[end_pos:]
# Remove extraneous tabs
code_pos = 0
while True:
code_pos = code_text.find('\n', code_pos)
if code_pos == -1:
break
to_skip = 0
while code_pos + to_skip + 1 < len(code_text) and code_text[code_pos + to_skip + 1] == '\t':
to_skip += 1
if len(code_text[code_pos + to_skip + 1:]) == 0:
code_text = code_text[:code_pos] + "\n"
code_pos += 1
else:
code_text = code_text[:code_pos] + "\n " + code_text[code_pos + to_skip + 1:]
code_pos += 5 - to_skip
text = pre_text + "\n[codeblock]" + code_text + post_text
pos += len("\n[codeblock]" + code_text)
# Handle normal text
else:
text = pre_text + "\n\n" + post_text
pos += 2
# Escape * character to avoid interpreting it as emphasis
pos = 0
while True:
pos = text.find('*', pos)
if pos == -1:
break
text = text[:pos] + "\*" + text[pos + 1:]
pos += 2
# Escape _ character at the end of a word to avoid interpreting it as an inline hyperlink
pos = 0
while True:
pos = text.find('_', pos)
if pos == -1:
break
if not text[pos + 1].isalnum(): # don't escape within a snake_case word
text = text[:pos] + "\_" + text[pos + 1:]
pos += 2
else:
pos += 1
# Handle [tags]
pos = 0
while True:
pos = text.find('[', pos)
if pos == -1:
break
endq_pos = text.find(']', pos + 1)
if endq_pos == -1:
break
pre_text = text[:pos]
post_text = text[endq_pos + 1:]
tag_text = text[pos + 1:endq_pos]
if tag_text in class_names:
tag_text = make_type(tag_text)
else: # command
cmd = tag_text
space_pos = tag_text.find(' ')
if cmd.find('html') == 0:
cmd = tag_text[:space_pos]
param = tag_text[space_pos + 1:]
tag_text = param
elif cmd.find('method') == 0:
cmd = tag_text[:space_pos]
param = tag_text[space_pos + 1:]
if param.find('.') != -1:
(class_param, method_param) = param.split('.')
tag_text = ':ref:`' + class_param + '.' + method_param + '<class_' + class_param + '_' + method_param + '>`'
else:
tag_text = ':ref:`' + param + '<class_' + cclass + "_" + param + '>`'
elif cmd.find('image=') == 0:
tag_text = "" # '![](' + cmd[6:] + ')'
elif cmd.find('url=') == 0:
tag_text = ':ref:`' + cmd[4:] + '<' + cmd[4:] + ">`"
elif cmd == '/url':
tag_text = ')'
elif cmd == 'center':
tag_text = ''
elif cmd == '/center':
tag_text = ''
elif cmd == 'codeblock':
tag_text = '\n::\n'
elif cmd == '/codeblock':
tag_text = ''
# Strip newline if the tag was alone on one
if pre_text[-1] == '\n':
pre_text = pre_text[:-1]
elif cmd == 'br':
# Make a new paragraph instead of a linebreak, rst is not so linebreak friendly
tag_text = '\n\n'
# Strip potential leading spaces
while post_text[0] == ' ':
post_text = post_text[1:]
elif cmd == 'i' or cmd == '/i':
tag_text = '*'
elif cmd == 'b' or cmd == '/b':
tag_text = '**'
elif cmd == 'u' or cmd == '/u':
tag_text = ''
elif cmd == 'code' or cmd == '/code':
tag_text = '``'
else:
tag_text = ':ref:`' + tag_text + '<class_' + tag_text.lower() + '>`'
text = pre_text + tag_text + post_text
pos = len(pre_text) + len(tag_text)
# tnode = ET.SubElement(parent,"div")
# tnode.text=text
return text
def make_type(t):
global class_names
if t in class_names:
return ':ref:`' + t + '<class_' + t.lower() + '>`'
return t
def make_method(
f,
name,
m,
declare,
cname,
event=False,
pp=None
):
if (declare or pp == None):
t = '- '
else:
t = ""
ret_type = 'void'
args = list(m)
mdata = {}
mdata['argidx'] = []
for a in args:
if a.tag == 'return':
idx = -1
elif a.tag == 'argument':
idx = int(a.attrib['index'])
else:
continue
mdata['argidx'].append(idx)
mdata[idx] = a
if not event:
if -1 in mdata['argidx']:
t += make_type(mdata[-1].attrib['type'])
else:
t += 'void'
t += ' '
if declare or pp == None:
# span.attrib["class"]="funcdecl"
# a=ET.SubElement(span,"a")
# a.attrib["name"]=name+"_"+m.attrib["name"]
# a.text=name+"::"+m.attrib["name"]
s = ' **' + m.attrib['name'] + '** '
else:
s = ':ref:`' + m.attrib['name'] + '<class_' + cname + "_" + m.attrib['name'] + '>` '
s += ' **(**'
argfound = False
for a in mdata['argidx']:
arg = mdata[a]
if a < 0:
continue
if a > 0:
s += ', '
else:
s += ' '
s += make_type(arg.attrib['type'])
if 'name' in arg.attrib:
s += ' ' + arg.attrib['name']
else:
s += ' arg' + str(a)
if 'default' in arg.attrib:
s += '=' + arg.attrib['default']
argfound = True
if argfound:
s += ' '
s += ' **)**'
if 'qualifiers' in m.attrib:
s += ' ' + m.attrib['qualifiers']
# f.write(s)
if (not declare):
if (pp != None):
pp.append((t, s))
else:
f.write("- " + t + " " + s + "\n")
else:
f.write(t + s + "\n")
def make_heading(title, underline):
return title + '\n' + underline * len(title) + "\n\n"
def make_rst_class(node):
name = node.attrib['name']
f = codecs.open("class_" + name.lower() + '.rst', 'wb', 'utf-8')
# Warn contributors not to edit this file directly
f.write(".. Generated automatically by doc/tools/makerst.py in Godot's source tree.\n")
f.write(".. DO NOT EDIT THIS FILE, but the doc/base/classes.xml source instead.\n\n")
f.write(".. _class_" + name + ":\n\n")
f.write(make_heading(name, '='))
if 'inherits' in node.attrib:
inh = node.attrib['inherits'].strip()
# whle inh in classes[cn]
f.write('**Inherits:** ')
first = True
while(inh in classes):
if (not first):
f.write(" **<** ")
else:
first = False
f.write(make_type(inh))
inode = classes[inh]
if ('inherits' in inode.attrib):
inh = inode.attrib['inherits'].strip()
else:
inh = None
f.write("\n\n")
inherited = []
for cn in classes:
c = classes[cn]
if 'inherits' in c.attrib:
if (c.attrib['inherits'].strip() == name):
inherited.append(c.attrib['name'])
if (len(inherited)):
f.write('**Inherited By:** ')
for i in range(len(inherited)):
if (i > 0):
f.write(", ")
f.write(make_type(inherited[i]))
f.write("\n\n")
if 'category' in node.attrib:
f.write('**Category:** ' + node.attrib['category'].strip() + "\n\n")
f.write(make_heading('Brief Description', '-'))
briefd = node.find('brief_description')
if briefd != None:
f.write(rstize_text(briefd.text.strip(), name) + "\n\n")
methods = node.find('methods')
if methods != None and len(list(methods)) > 0:
f.write(make_heading('Member Functions', '-'))
ml = []
for m in list(methods):
make_method(f, node.attrib['name'], m, False, name, False, ml)
longest_t = 0
longest_s = 0
for s in ml:
sl = len(s[0])
if (sl > longest_s):
longest_s = sl
tl = len(s[1])
if (tl > longest_t):
longest_t = tl
sep = "+"
for i in range(longest_s + 2):
sep += "-"
sep += "+"
for i in range(longest_t + 2):
sep += "-"
sep += "+\n"
f.write(sep)
for s in ml:
rt = s[0]
while(len(rt) < longest_s):
rt += " "
st = s[1]
while(len(st) < longest_t):
st += " "
f.write("| " + rt + " | " + st + " |\n")
f.write(sep)
f.write('\n')
events = node.find('signals')
if events != None and len(list(events)) > 0:
f.write(make_heading('Signals', '-'))
for m in list(events):
make_method(f, node.attrib['name'], m, True, name, True)
f.write('\n')
members = node.find('members')
if members != None and len(list(members)) > 0:
f.write(make_heading('Member Variables', '-'))
for c in list(members):
s = '- '
s += make_type(c.attrib['type']) + ' '
s += '**' + c.attrib['name'] + '**'
if c.text.strip() != '':
s += ' - ' + c.text.strip()
f.write(s + '\n')
f.write('\n')
constants = node.find('constants')
if constants != None and len(list(constants)) > 0:
f.write(make_heading('Numeric Constants', '-'))
for c in list(constants):
s = '- '
s += '**' + c.attrib['name'] + '**'
if 'value' in c.attrib:
s += ' = **' + c.attrib['value'] + '**'
if c.text.strip() != '':
s += ' --- ' + rstize_text(c.text.strip(), name)
f.write(s + '\n')
f.write('\n')
descr = node.find('description')
if descr != None and descr.text.strip() != '':
f.write(make_heading('Description', '-'))
f.write(rstize_text(descr.text.strip(), name) + "\n\n")
methods = node.find('methods')
if methods != None and len(list(methods)) > 0:
f.write(make_heading('Member Function Description', '-'))
for m in list(methods):
f.write(".. _class_" + name + "_" + m.attrib['name'] + ":\n\n")
# f.write(ul_string(m.attrib['name'],"^"))
#f.write('\n<a name="'+m.attrib['name']+'">' + m.attrib['name'] + '</a>\n------\n')
make_method(f, node.attrib['name'], m, True, name)
f.write('\n')
d = m.find('description')
if d == None or d.text.strip() == '':
continue
f.write(rstize_text(d.text.strip(), name))
f.write("\n\n")
f.write('\n')
for file in input_list:
tree = ET.parse(file)
doc = tree.getroot()
if 'version' not in doc.attrib:
print "Version missing from 'doc'"
sys.exit(255)
version = doc.attrib['version']
for c in list(doc):
if c.attrib['name'] in class_names:
continue
class_names.append(c.attrib['name'])
classes[c.attrib['name']] = c
class_names.sort()
# Don't make class list for Sphinx, :toctree: handles it
#make_class_list(class_names, 2)
for cn in class_names:
c = classes[cn]
make_rst_class(c)