import json import threading from sys import platform import time import urllib2 import Tkinter as tk from config import appname, applongname, appversion, config if __debug__: from traceback import print_exc if platform=='darwin': # mimimal implementation of requests interface since OpenSSL 0.9.8 on OSX # fails to negotiate with Cloudflare unless cipher is forced import ssl class Response(object): def __init__(self, url, status_code, headers, content): self.url = url self.status_code = status_code self.headers = headers # actually a mimetools.Message instance self.content = content def json(self): return json.loads(self.content) def raise_for_status(self): if self.status_code >= 400: raise urllib2.HTTPError(self.url, self.status_code, '%d %s' % (self.status_code, self.status_code >= 500 and 'Server Error' or 'Client Error'), self.headers, None) class Session(object): def __init__(self): self.headers = {} sslcontext = ssl.SSLContext(ssl.PROTOCOL_TLSv1) # Requires Python >= 2.7.9 on OSX >= 10.10 sslcontext.set_ciphers("ECCdraft:HIGH:!aNULL") self.opener = urllib2.build_opener(urllib2.HTTPSHandler(context=sslcontext)) self.opener.addheaders = [('User-Agent', '%s/%s' % (appname, appversion))] def get(self, url, timeout=None, headers={}): try: h = self.opener.open(url, timeout=timeout) r = Response(h.geturl(), h.code, h.info(), h.read()) h.close() return r except urllib2.HTTPError, e: return urllib2.Response(url, e.code, {}, '') # requests doesn't raise exceptions for HTTP errors except: raise def close(self): pass else: from requests import Session class EDSM: _TIMEOUT = 10 FAKE = ['CQC', 'Training', 'Destination'] # Fake systems that shouldn't be sent to EDSM def __init__(self): self.result = { 'img': None, 'url': None, 'done': True } self.syscache = set() # Cache URLs of systems with known coordinates self.session = Session() # Can't be in class definition since can only call PhotoImage after window is created EDSM._IMG_KNOWN = tk.PhotoImage(data = 'R0lGODlhEAAQAMIEAFWjVVWkVWS/ZGfFZ////////////////yH5BAEKAAQALAAAAAAQABAAAAMvSLrc/lAFIUIkYOgNXt5g14Dk0AQlaC1CuglM6w7wgs7rMpvNV4q932VSuRiPjQQAOw==') # green circle EDSM._IMG_UNKNOWN = tk.PhotoImage(data = 'R0lGODlhEAAQAKEDAGVLJ+ddWO5fW////yH5BAEKAAMALAAAAAAQABAAAAItnI+pywYRQBtA2CtVvTwjDgrJFlreEJRXgKSqwB5keQ6vOKq1E+7IE5kIh4kCADs=') # red circle EDSM._IMG_NEW = tk.PhotoImage(data = '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') EDSM._IMG_ERROR = tk.PhotoImage(data = 'R0lGODlhEAAQAKEBAAAAAP///////////yH5BAEKAAIALAAAAAAQABAAAAIwlBWpeR0AIwwNPRmZuVNJinyWuClhBlZjpm5fqnIAHJPtOd3Hou9mL6NVgj2LplEAADs=') # BBC Mode 5 '?' # Call an EDSM endpoint with args (which should be quoted) def call(self, endpoint, args, check_msgnum=True): try: url = 'https://www.edsm.net/%s?commanderName=%s&apiKey=%s&fromSoftware=%s&fromSoftwareVersion=%s' % ( endpoint, urllib2.quote(config.get('edsm_cmdrname').encode('utf-8')), urllib2.quote(config.get('edsm_apikey')), urllib2.quote(applongname), urllib2.quote(appversion), ) + args r = self.session.get(url, timeout=EDSM._TIMEOUT) r.raise_for_status() reply = r.json() if not check_msgnum: return reply (msgnum, msg) = reply['msgnum'], reply['msg'] except: if __debug__: print_exc() raise Exception(_("Error: Can't connect to EDSM")) # Message numbers: 1xx = OK, 2xx = fatal error, 3xx = error (but not generated in practice), 4xx = ignorable errors if msgnum // 100 not in (1,4): raise Exception(_('Error: EDSM {MSG}').format(MSG=msg)) else: return reply # Just set link without doing a lookup def link(self, system_name): self.cancel_lookup() if system_name in self.FAKE: self.result = { 'img': '', 'url': None, 'done': True, 'uncharted': False } else: self.result = { 'img': '', 'url': 'https://www.edsm.net/show-system?systemName=%s' % urllib2.quote(system_name), 'done': True, 'uncharted': False } def lookup(self, system_name, known=0): self.cancel_lookup() if system_name in self.FAKE: self.result = { 'img': '', 'url': None, 'done': True, 'uncharted': False } elif known or system_name in self.syscache: self.result = { 'img': EDSM._IMG_KNOWN, 'url': 'https://www.edsm.net/show-system?systemName=%s' % urllib2.quote(system_name), 'done': True, 'uncharted': False } else: self.result = { 'img': EDSM._IMG_ERROR, 'url': 'https://www.edsm.net/show-system?systemName=%s' % urllib2.quote(system_name), 'done': True, 'uncharted': False } data = self.call('api-v1/system', '&sysname=%s&coords=1' % urllib2.quote(system_name), check_msgnum=False) if data == -1 or not data: # System not present - but don't create it on the assumption that the caller will self.result['img'] = EDSM._IMG_NEW self.result['uncharted'] = True elif data.get('coords'): self.result['img'] = EDSM._IMG_KNOWN self.syscache.add(system_name) else: self.result['img'] = EDSM._IMG_UNKNOWN self.result['uncharted'] = True # Asynchronous version of the above def start_lookup(self, system_name, known=0): self.cancel_lookup() if system_name in self.FAKE: self.result = { 'img': '', 'url': None, 'done': True, 'uncharted': False } elif known or system_name in self.syscache: self.result = { 'img': EDSM._IMG_KNOWN, 'url': 'https://www.edsm.net/show-system?systemName=%s' % urllib2.quote(system_name), 'done': True, 'uncharted': False } else: self.result = { 'img': '', 'url': 'https://www.edsm.net/show-system?systemName=%s' % urllib2.quote(system_name), 'done': False, 'uncharted': False } self.thread = threading.Thread(target = self.worker, name = 'EDSM worker', args = (system_name, self.result)) self.thread.daemon = True self.thread.start() def cancel_lookup(self): self.thread = None # orphan any existing thread self.result = { 'img': '', 'url': None, 'done': True } # orphan existing thread's results def worker(self, system_name, result): try: data = self.call('api-v1/system', '&sysname=%s&coords=1' % urllib2.quote(system_name), check_msgnum=False) if data == -1 or not data: # System not present - create it result['img'] = EDSM._IMG_NEW result['uncharted'] = True elif data.get('coords'): result['img'] = EDSM._IMG_KNOWN self.syscache.add(system_name) else: result['img'] = EDSM._IMG_UNKNOWN result['uncharted'] = True except: if __debug__: print_exc() result['img'] = EDSM._IMG_ERROR result['done'] = True # Send flight log and also do lookup def writelog(self, timestamp, system_name, coordinates, shipid = None): if system_name in self.FAKE: self.result = { 'img': '', 'url': None, 'done': True, 'uncharted': False } return self.result = { 'img': EDSM._IMG_ERROR, 'url': 'https://www.edsm.net/show-system?systemName=%s' % urllib2.quote(system_name), 'done': True, 'uncharted': False } args = '&systemName=%s&dateVisited=%s' % ( urllib2.quote(system_name), urllib2.quote(time.strftime('%Y-%m-%d %H:%M:%S', time.gmtime(timestamp))), ) if coordinates: args += '&x=%.3f&y=%.3f&z=%.3f' % coordinates if shipid: args += '&shipId=%d' % shipid reply = self.call('api-logs-v1/set-log', args) if reply.get('systemCreated'): self.result['img'] = EDSM._IMG_NEW else: self.result['img'] = EDSM._IMG_KNOWN self.syscache.add(system_name) def setranks(self, ranks): args = '' if ranks: for k,v in ranks.iteritems(): if v is not None: args += '&%s=%s' % (k, urllib2.quote('%d;%d' % v)) if args: self.call('api-commander-v1/set-ranks', args) def setcredits(self, credits): if credits: self.call('api-commander-v1/set-credits', '&balance=%d&loan=%d' % credits) def setshipid(self, shipid): if shipid is not None: self.call('api-commander-v1/set-ship-id', '&shipId=%d' % shipid) def updateship(self, shipid, shiptype, slot = None, thing = None): if shipid is not None and shiptype: args = '&shipId=%d&type=%s' % (shipid, shiptype) if slot and thing is not None: args += '&%s=%s' % (slot, thing) self.call('api-commander-v1/update-ship', args) def sellship(self, shipid): if shipid is not None: self.call('api-commander-v1/sell-ship', '&shipId=%d' % shipid)