manetta
6 years ago
7 changed files with 284 additions and 83 deletions
@ -0,0 +1,123 @@ |
|||
#!/usr/bin/env python3 |
|||
|
|||
import readings |
|||
from pprint import pprint |
|||
import re, sys |
|||
from escpos import escpos |
|||
from sys import stdin, stderr, stdout |
|||
from time import sleep |
|||
|
|||
import nltk |
|||
from nltk.tokenize import RegexpTokenizer |
|||
tokenizer = RegexpTokenizer(r'\w+') # initialize tokenizer |
|||
|
|||
try: |
|||
printerpath = '/dev/usb/lp0' |
|||
stdout = open(printerpath, 'w') |
|||
connected = True |
|||
print('*receipt printer connected*') |
|||
except: |
|||
stdout = sys.__stdout__ |
|||
connected = False |
|||
print('*no receipt printer connected*') |
|||
|
|||
def insert_linebreaks(string, linelength): |
|||
words = tokenizer.tokenize(string) |
|||
count = 0 |
|||
tmp = '' |
|||
new = '' |
|||
for x, word in enumerate(words): |
|||
length = len(word) |
|||
count += len(word) |
|||
if x + 1 == len(words): |
|||
tmp += word |
|||
new += tmp |
|||
elif count <= linelength: |
|||
tmp += word + ' ' |
|||
else: |
|||
new += tmp + '\n' |
|||
tmp = '' |
|||
count = 0 |
|||
return new |
|||
|
|||
def printNow(query, results, results_count): |
|||
if connected == True: |
|||
print(escpos['reset'], file=stdout, flush=True) |
|||
print(escpos['init_printer'], file=stdout, flush=True) |
|||
# print(escpos['select_international_character_set'], file=stdout, flush=True) |
|||
print(escpos['margin_left'], file=stdout, flush=True) |
|||
print(escpos['justify_center'], file=stdout, flush=True) |
|||
|
|||
printed = False |
|||
|
|||
if results_count == None: |
|||
results_count = 0 |
|||
results_count_max = results_count + 5 |
|||
current_count = 0 |
|||
for x, document in results.items(): |
|||
for n, sentence in enumerate(document['matches']): |
|||
print('current_count', current_count) |
|||
if current_count == results_count: |
|||
printed = True |
|||
if results_count < results_count_max: |
|||
print('results_count', results_count) |
|||
results_count += 1 |
|||
sentence = str(sentence) # Turn Flask Markup object back to normal python string |
|||
sentence = sentence.replace('\n', ' ').replace(' ', ' ') |
|||
pattern = r'[\s\W\_]'+query+r'[\s\W\_\n]|^'+query+'|'+query+'$' |
|||
match = re.search(pattern, sentence, flags=re.IGNORECASE) |
|||
# print('match:', match) |
|||
if match: |
|||
match = match.group() |
|||
sentence_splitted = re.compile(match).split(sentence) # find the query in the sentence, and split the sentence up |
|||
# print('sentence splitted:', sentence_splitted) |
|||
for i, part in enumerate(sentence_splitted): |
|||
if n == 0: # first sentence of this document |
|||
if i == 0: # start of a new sentence |
|||
print('', file=stdout, flush=True) |
|||
linebreak = ''' ** |
|||
** /** ** |
|||
//** /** ** |
|||
************** |
|||
///**//**//**/ |
|||
** /** //** |
|||
// /** // |
|||
// ''' |
|||
print(linebreak, file=stdout, flush=True) # print line break ascii art |
|||
print('\n', file=stdout, flush=True) |
|||
title = insert_linebreaks(document['name'], 40) |
|||
print(title, file=stdout, flush=True) # print the document name |
|||
print('\n', file=stdout, flush=True) |
|||
|
|||
# start of sentence |
|||
part = insert_linebreaks(part, 40) |
|||
print(part, file=stdout, flush=True) # print current part of sentence |
|||
|
|||
if i + 1 != len(sentence_splitted): # if this part is not the last one |
|||
print(escpos['bold'], match, escpos['reset'], file=stdout, flush=True) # print query |
|||
|
|||
# line breaker after each sentence |
|||
if i + 1 == len(sentence_splitted): |
|||
print('\n | \n', file=stdout, flush=True) |
|||
sleep(3) |
|||
current_count += 1 |
|||
|
|||
print(escpos['paperfeed_1l'], file=stdout, flush=True) |
|||
print(escpos['paperfeed_1l'], file=stdout, flush=True) |
|||
print(escpos['paperfeed_1l'], file=stdout, flush=True) |
|||
sleep(3) |
|||
print(escpos['papercut'], file=stdout, flush=True) |
|||
print(escpos['reset'], file=stdout, flush=True) |
|||
|
|||
# reset when all results are printed |
|||
if printed == False: |
|||
results_count = 0 |
|||
# printNow(query, results, results_count) |
|||
|
|||
return results_count |
|||
|
|||
|
|||
query = 'noise' |
|||
results, _, _ = readings.request_results(query) |
|||
# pprint(results) |
|||
printNow(query, results, 0) |
Loading…
Reference in new issue