portchangelog

#!/usr/bin/env python3

from bs4 import BeautifulSoup
from subprocess import Popen, PIPE
import urllib.request, urllib.parse, urllib.error
import sys

FS_PORTS_PATH = '/usr/ports/'

#Validate if a port name was specified
if (len(sys.argv) != 2):
    sys.exit('Usage: portchangelog port_name')

#Setting requested port name
port_name=sys.argv[1]

#Getting port's category
pipe = Popen(['whereis', port_name], stdout=PIPE, encoding='utf8')
output = pipe.communicate()[0].strip()
paths = output.split(' ')

freshport_path = None
for p in paths:
    if p[0:len(FS_PORTS_PATH)] == FS_PORTS_PATH:
        freshport_path = p[len(FS_PORTS_PATH):]
        break

if freshport_path is None:
    sys.exit('Unable to get category of port %s' % (port_name))

#Set Freshports complete URL
freshport_url = "https://www.freshports.org/%s" % (freshport_path)
print("Fetching info at %s\n" % (freshport_url))

#Open URL
handle = urllib.request.urlopen(freshport_url)

#Validate if we get a valid HTML port informations
if handle.getcode() == 404:
     sys.exit("The requested URL %s didn't not exist" % (freshport_url) )

html = handle.read()

soup = BeautifulSoup(html, "html.parser")

commit_history_table = soup.findAll('table', class_="commit-list")[0]

rows = commit_history_table.findAll('tr')[2:]
rows = rows[::-1]
for tr in rows:
    timestamp = None
    version = None
    by = None
    description = None
    cols = tr.findAll('td')

    timestamp = cols[0].find(text=True, recursive=False)

    if cols[0].span:
        version = cols[0].span.string

    by = cols[1].find(text=True)

    if len(cols) == 3:
        description = ''.join(cols[2].findAll(text=True))

    print(timestamp , " " , str(version or ''))
    print("By:", by)
    print()
    print(description)
    print()
    print("-----------------------------------------------------")