Mercurial > hg > TextShaper
annotate textshaper/main.py @ 42:1a80204bd562
basic cli
| author | Jeff Hammel <k0scist@gmail.com> |
|---|---|
| date | Mon, 25 Aug 2014 19:31:16 -0700 |
| parents | 8cf9a26b9aaa |
| children | 21b6a9569f21 |
| rev | line source |
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| 0 | 1 #!/usr/bin/env python |
| 2 # -*- coding: utf-8 -*- | |
| 3 | |
| 4 """ | |
| 4 | 5 package to shape text blocks |
| 0 | 6 """ |
| 7 | |
| 18 | 8 import argparse |
| 0 | 9 import os |
| 10 import subprocess | |
| 11 import sys | |
| 3 | 12 import time |
| 34 | 13 from .commands import Commands |
| 14 from .indent import deindent, indent | |
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STUB: textshaper/main.py textshaper/tablify.py
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15 from .tablify import make_csv |
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STUB: textshaper/main.py textshaper/whitespace.py
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16 from .whitespace import underscore |
| 18 | 17 from which import which |
| 0 | 18 |
| 34 | 19 HR = '--' |
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selectable, albeit single, input
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20 |
| 12 | 21 def info(content): |
| 22 """gathers info about the content and returns a dict""" | |
| 18 | 23 |
| 12 | 24 lines = content.splitlines() |
| 25 return {'lines': len(lines), | |
| 26 'chars': len(content), | |
| 18 | 27 'columns': max([len(line) for line in lines])} |
| 28 | |
| 12 | 29 |
| 34 | 30 def display(content, keys=('lines', 'chars', 'columns'), hr=HR): |
| 18 | 31 """displays the content""" |
| 32 print (content) | |
| 12 | 33 if keys: |
| 34 _info = info(content) | |
| 35 print (hr) | |
| 36 print ('; '.join(['{}: {}'.format(key, _info[key]) | |
| 13 | 37 for key in keys])) |
| 4 | 38 |
| 34 | 39 def add_commands(): |
| 40 # TODO: do this dynamically | |
| 41 commands = Commands() | |
| 42 commands.add(indent, 'i') | |
| 43 commands.add(deindent, 'd') | |
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STUB: textshaper/main.py textshaper/whitespace.py
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44 commands.add(underscore, 'u') |
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STUB: textshaper/main.py textshaper/tablify.py
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45 commands.add(make_csv, 'c') |
| 34 | 46 return commands |
| 47 | |
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STUB: textshaper/main.py textshaper/whitespace.py
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48 |
| 0 | 49 def add_options(parser): |
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50 """add options to the parser instance""" |
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70dde00a4df0
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parents:
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51 |
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STUB: README.txt textshaper/main.py
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52 parser.add_argument('-f', '--file', dest='input', |
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STUB: README.txt textshaper/main.py
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53 type=argparse.FileType('r'), default=sys.stdin, |
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STUB: README.txt textshaper/main.py
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54 help="file to read from [DEFAULT: stdin]") |
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prestrip text unless specified
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55 parser.add_argument('-n', '--no-strip', dest='strip', |
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56 action='store_false', default=True, |
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57 help="do not strip whitespace before processing") |
| 0 | 58 |
| 18 | 59 if which('xclip'): # TODO: support e.g. xsel or python native |
| 34 | 60 parser.add_argument('-c', '-o', '--clip', '--copy', dest='copy_to_clipboard', |
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61 action='store_true', default=False, |
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STUB: README.txt textshaper/main.py
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62 help="copy to clipboard") |
| 34 | 63 parser.add_argument('-i', dest='input_from_clipboard', |
| 64 action='store_true', default=False, | |
| 65 help="copy from clipboard") | |
| 18 | 66 |
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add file for indentation; wth did my work go??? :(
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67 |
| 0 | 68 def main(args=sys.argv[1:]): |
| 34 | 69 """CLI""" |
| 0 | 70 |
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71 # TODO: read ~/.textshaper |
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72 |
| 0 | 73 # parse command line options |
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74 parser = argparse.ArgumentParser(description=__doc__) |
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STUB: README.txt textshaper/main.py
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75 add_options(parser) |
| 18 | 76 options = parser.parse_args(args) |
| 0 | 77 |
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78 # read input |
| 34 | 79 if getattr(options, 'input_from_clipboard', False): |
| 80 content = subprocess.check_output(['xclip', '-o']) | |
| 81 else: | |
| 82 content = options.input.read() | |
| 83 | |
| 84 # get formatting commands | |
| 85 commands = add_commands() | |
| 3 | 86 |
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87 # pre-process output |
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88 if options.strip: |
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929a5e97af3e
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parents:
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89 content = content.strip() |
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parents:
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90 |
| 18 | 91 # main display loop |
| 92 # TODO: read input + commands | |
| 34 | 93 try: |
| 94 while True: | |
| 95 # print formatted content | |
| 96 display(content) | |
| 97 print (commands.display()) | |
| 98 choice = raw_input('? ') | |
| 99 new_content = commands(choice, content) | |
| 100 if new_content is None: | |
| 101 print ("Choice '{}' not recognized".format(choice)) | |
| 102 continue | |
| 103 content = new_content | |
| 3 | 104 |
| 34 | 105 if options.copy_to_clipboard: |
| 106 # copy content to X clipboard | |
| 107 process = subprocess.Popen(['xclip', '-i'], stdin=subprocess.PIPE) | |
| 108 _, _ = process.communicate(content) | |
| 109 except KeyboardInterrupt: | |
| 110 sys.exit(0) | |
| 18 | 111 |
| 0 | 112 if __name__ == '__main__': |
| 113 main() | |
| 114 |