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mirror of https://github.com/chubin/cheat.sh.git synced 2024-12-14 09:42:25 +03:00
cheat.sh/lib/adapter_learnxiny.py
2017-05-28 22:22:46 +00:00

160 lines
4.4 KiB
Python

#!/usr/bin/python
import os
import re
class LearnXYAdapter(object):
_learn_xy_path = "/home/igor/git/github.com/adambard/learnxinyminutes-docs"
def __init__(self):
self._whole_cheatsheet = self._read_cheatsheet()
self._blocks = self._extract_blocks()
self._topics_list = [x for x,y in self._blocks] + [":learn"]
def _read_cheatsheet(self):
filename = os.path.join(self._learn_xy_path, self._filename)
with open(filename) as f:
code_mode = False
answer = []
for line in f.readlines():
if line.startswith('```'):
if not code_mode:
code_mode = True
continue
else:
return answer
if code_mode:
answer.append(line.rstrip('\n'))
def _extract_blocks(self):
lines = self._whole_cheatsheet
answer = []
block = []
block_name = "Start"
for before, now, after in zip([""]+lines, lines, lines[1:]):
new_block_name = self._is_block_separator(before, now, after)
if new_block_name:
print new_block_name
if block_name:
answer.append((block_name, self._cut_block(block)))
block_name = new_block_name
block = []
continue
else:
block.append(before)
answer.append((block_name, self._cut_block(block)))
return answer
def is_valid(self, name):
for x in self._topics_list:
if x == name:
return True
return False
def get_list(self, prefix=False):
if prefix:
return ["%s/%s" % (self._prefix, x) for x in self._topics_list]
else:
return self._topics_list
def get_cheat_sheet(self, name, partial=False):
if name == ":list":
return "\n".join(self.get_list()) + "\n"
if name == ":learn":
return "\n".join(self._whole_cheatsheet) + "\n"
if partial:
possible_names = []
for x, y in self._blocks:
if x.startswith(name):
possible_names.append(x)
if len(possible_names) == 0 or len(possible_names) > 1:
return None
name = possible_names[0]
for x, y in self._blocks:
if x == name:
return "\n".join(y)
return None
#
# Various cheat sheets
#
class LearnPHPAdapter(LearnXYAdapter):
_prefix = "php"
_filename = "php.html.markdown"
def _is_block_separator(self, before, now, after):
if (re.match(r'/\*\*\*\*\*+', before)
and re.match(r'\s*\*/', after)
and re.match(r'\s*\*\s*', now)):
block_name = re.sub(r'\s*\*\s*', '', now)
block_name = re.sub(r'&', '', block_name)
block_name = '_'.join(block_name.strip().split())
return block_name
else:
return None
@staticmethod
def _cut_block(block):
return block[2:]
class LearnPythonAdapter(LearnXYAdapter):
_prefix = "python"
_filename = "python.html.markdown"
def _is_block_separator(self, before, now, after):
if (re.match('#######+', before)
and re.match('#######+', after)
and re.match('#+\s+[0-9]+\.', now)):
block_name = re.sub('#+\s+[0-9]+\.\s*', '', now)
block_name = '_'.join(block_name.strip().split())
return block_name
else:
return None
@staticmethod
def _cut_block(block):
answer = block[2:-1]
if answer[0].split() == '':
answer = answer[1:]
if answer[-1].split() == '':
answer = answer[:1]
return answer
#
# Exported functions
#
ADAPTERS = {
'python' : LearnPythonAdapter(),
'php' : LearnPHPAdapter(),
}
def get_learnxiny(topic):
lang, topic = topic.split('/', 1)
if lang not in ADAPTERS:
return ''
return ADAPTERS[lang].get_cheat_sheet(topic)
def get_learnxiny_list():
answer = []
for k,v in ADAPTERS.items():
answer += v.get_list(prefix=True)
return answer
def is_valid_learnxy(topic):
lang, topic = topic.split('/', 1)
if lang not in ADAPTERS:
return False
return ADAPTERS[lang].is_valid(topic)