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Addressed add_comment() issues brought up in #38.

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This commit is contained in:
Michael Lazar
2015-03-18 22:24:17 -07:00
parent d1cee10936
commit 9ecf7e10bc
2 changed files with 85 additions and 32 deletions
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67
rtv/submission.py
View File

@@ -1,7 +1,8 @@
import curses
import sys
import time
import praw.errors
from praw.errors import APIException
from .content import SubmissionContent
from .page import BasePage
@@ -21,7 +22,8 @@ class SubmissionPage(BasePage):
else:
raise ValueError('Must specify url or submission')
super(SubmissionPage, self).__init__(stdscr, reddit, content, page_index=-1)
super(SubmissionPage, self).__init__(stdscr, reddit, content,
page_index=-1)
def loop(self):
@@ -116,7 +118,7 @@ class SubmissionPage(BasePage):
n_rows, n_cols = win.getmaxyx()
n_cols -= 1
# Handle the case where the window is not large enough to fit the data.
# Handle the case where the window is not large enough to fit the text.
valid_rows = range(0, n_rows)
offset = 0 if not inverted else -(data['n_rows'] - n_rows)
@@ -231,39 +233,48 @@ class SubmissionPage(BasePage):
"""
if not self.reddit.is_logged_in():
display_message(self.stdscr, ["You are not logged in!"])
display_message(self.stdscr, ["Login to reply"])
return
cursor_position = self.nav.absolute_index
if (self.content.get(cursor_position)['type'] != 'Comment') \
& (self.content.get(cursor_position)['type'] != 'Submission'):
display_message(self.stdscr, ['Expand the comments first!'])
data = self.content.get(self.nav.absolute_index)
if data['type'] not in ('Comment', 'Submission'):
curses.flash()
return
# Fill the bottom half of the screen with the comment box
n_rows, n_cols = self.stdscr.getmaxyx()
box_height = n_rows/2
box_height = n_rows // 2
attr = curses.A_BOLD | Color.CYAN
for x in range(n_cols):
y = box_height - 1
# http://bugs.python.org/issue21088
if (sys.version_info.major,
sys.version_info.minor,
sys.version_info.micro) == (3, 4, 0):
x, y = y, x
self.stdscr.addch(y, x, curses.ACS_HLINE, attr)
prompt = 'Enter comment: ESC to cancel, Ctrl+g to submit'
prompt = '-'*((n_cols-len(prompt))/2) + prompt \
+ '-'*((n_cols-len(prompt)+1)/2)
self.stdscr.addstr(n_rows-box_height-1, 0, prompt, attr)
scol = max(0, (n_cols // 2) - (len(prompt) // 2))
self.stdscr.addnstr(box_height-1, scol, prompt, n_cols-scol, attr)
self.stdscr.refresh()
window = self.stdscr.derwin(box_height, n_cols,
n_rows-box_height, 0)
window.attrset(attr)
window = self.stdscr.derwin(n_rows-box_height, n_cols, box_height, 0)
window.attrset(Color.CYAN)
comment_text = text_input(window, show_cursor=True, insert_mode=False)
if comment_text is not None:
try:
if cursor_position == -1: # comment on submission
self.content._submission.add_comment(comment_text)
else: # reply on a selected comment
self.content.get(cursor_position)['object']\
.reply(comment_text)
except praw.errors.APIException as e:
display_message(self.stdscr, [e.message])
comment_text = text_input(window, allow_resize=False)
if comment_text is None:
return
try:
if data['type'] == 'Submission':
data['object'].add_comment(comment_text)
else:
time.sleep(0.5)
self.refresh_content()
data['object'].reply(comment_text)
except APIException as e:
display_message(self.stdscr, [e.message])
else:
time.sleep(0.5)
self.refresh_content()

50
rtv/utils.py
View File

@@ -114,7 +114,7 @@ def load_config():
return defaults
def text_input(window, show_cursor=False, insert_mode=True):
def text_input(window, allow_resize=True):
"""
Transform a window into a text box that will accept user input and loop
until an escape sequence is entered.
@@ -124,8 +124,16 @@ def text_input(window, show_cursor=False, insert_mode=True):
"""
window.clear()
curses.curs_set(1 if show_cursor else 2)
textbox = textpad.Textbox(window, insert_mode=insert_mode)
# Set cursor mode to 1 because 2 doesn't display on some terminals
curses.curs_set(1)
# Turn insert_mode off to avoid the recursion error described here
# http://bugs.python.org/issue13051
textbox = textpad.Textbox(window, insert_mode=False)
# Strip whitespace from the textbox 'smarter' than textpad.Textbox() does.
textbox.stripspaces = 0
def validate(ch):
"Filters characters for special key sequences"
@@ -133,6 +141,9 @@ def text_input(window, show_cursor=False, insert_mode=True):
if ch == Symbol.ESCAPE:
raise EscapePressed
if (not allow_resize) and (ch == curses.KEY_RESIZE):
raise EscapePressed
# Fix backspace for iterm
if ch == ascii.DEL:
ch = curses.KEY_BACKSPACE
@@ -144,11 +155,42 @@ def text_input(window, show_cursor=False, insert_mode=True):
# input.
try:
out = textbox.edit(validate=validate)
out = out.strip()
except EscapePressed:
out = None
curses.curs_set(0)
if out is None:
return out
else:
return strip_text(out)
def strip_text(text):
"Intelligently strip whitespace from the text output of a curses textpad."
# Trivial case where the textbox is only one line long.
if '\n' not in text:
return text.rstrip()
# Allow one space at the end of the line. If there is more than one space,
# assume that a newline operation was intended by the user
stack, current_line = [], ''
for line in text.split('\n'):
if line.endswith(' '):
stack.append(current_line + line.rstrip())
current_line = ''
else:
current_line += line
stack.append(current_line)
# Prune empty lines at the bottom of the textbox.
for item in stack[::-1]:
if len(item) == 0:
stack.pop()
else:
break
out = '\n'.join(stack)
return out
def display_message(stdscr, message):