Mercurial > hg > gcmultimerge
annotate multimerge.py @ 125:76e49e34b40a python3
Changes required for Python 3.
| author | Matti Hamalainen <ccr@tnsp.org> |
|---|---|
| date | Mon, 07 Nov 2016 09:15:50 +0200 |
| parents | 977ecff4bd7d |
| children | afdef805e9b7 |
| rev | line source |
|---|---|
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1 #!/usr/bin/python3 |
| 3 | 2 # coding=utf-8 |
| 2 | 3 ### |
| 36 | 4 ### Google Calendar MultiMerge |
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5 ### Programmed and designed by Matti 'ccr' Hämäläinen <ccr@tnsp.org> |
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6 ### (C) Copyright 2016 Tecnic Software productions (TNSP) |
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7 ### |
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8 ### For license information, see file "COPYING". |
| 2 | 9 ### |
| 10 ### Python 2.7 <= x < 3 required! Please refer to | |
| 11 ### README.txt for information on other depencies. | |
| 12 ### | |
| 1 | 13 import os |
| 14 import sys | |
| 15 import signal | |
| 16 import re | |
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17 import codecs |
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18 import math |
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19 import time |
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20 from subprocess import Popen, PIPE |
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21 |
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22 import smtplib |
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23 from email.mime.text import MIMEText |
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24 |
| 1 | 25 import httplib2 |
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26 import configparser as ConfigParser |
| 20 | 27 |
| 1 | 28 import oauth2client |
| 29 from oauth2client import client | |
| 30 from oauth2client import tools | |
| 4 | 31 from oauth2client import file |
| 1 | 32 from googleapiclient import discovery |
| 33 | |
| 34 | |
| 35 ### | |
| 120 | 36 ### Misc. helper functions, etc |
| 1 | 37 ### |
| 120 | 38 |
| 39 ## List of event tuple fields that should NOT be compared for equality | |
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40 gcm_no_compare_fields = [ |
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41 "id", "iCalUID", "etag", "sequence", "gcm_cal_id", |
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42 "created", "updated", "htmlLink", "organizer", "creator", |
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43 ] |
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44 |
| 120 | 45 ## List of logging levels from lowest to highest |
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46 gcm_log_levels = ["CRITICAL", "ERROR", "WARNING", "INFO", "DEBUG"] |
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47 |
| 1 | 48 |
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49 def gcm_get_log_level(): |
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50 return gcm_log_levels.index(cfg.logging_level) |
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51 |
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52 |
| 1 | 53 ## Wrapper for print() that does not break when redirecting stdin/out |
| 54 ## because of piped output not having a defined encoding. We default | |
| 55 ## to UTF-8 encoding in output here. | |
| 56 def gcm_print(smsg): | |
| 47 | 57 gcm_msgbuf.append(smsg) |
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58 print(smsg) |
| 1 | 59 |
| 60 | |
| 120 | 61 ## Fatal error handler |
| 1 | 62 def gcm_fatal(smsg): |
| 63 gcm_print(u"ERROR: "+ smsg) | |
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64 if cfg.email_ok and cfg.email != "off": |
| 120 | 65 ## If e-mail is not "off", send e-mail |
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66 msg = MIMEText(("\n".join(gcm_msgbuf)).encode("UTF-8"), "plain") |
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67 msg.set_charset("UTF-8") |
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68 msg["Subject"] = cfg.email_subject |
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69 msg["From"] = cfg.email_sender |
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70 msg["To"] = ",".join(cfg.email_to) |
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71 gcm_print("Sending mail to {0} from {1}, subj: {2} ..".format(";".join(cfg.email_to), cfg.email_sender, cfg.email_subject)) |
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72 try: |
| 120 | 73 # Act based on email mode |
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74 if cfg.email == "smtp": |
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75 gcm_print("Using SMTP server {0}, login {1}".format(cfg.email_smtp_server, cfg.email_smtp_user)) |
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76 server = smtplib.SMTP(cfg.email_smtp_server) |
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77 if gcm_check_debug(4): |
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78 server.set_debuglevel(10) |
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79 |
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80 if cfg.email_smtp_tls: |
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81 server.starttls() |
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82 |
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83 server.login(cfg.email_smtp_user, cfg.email_smtp_password) |
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84 server.sendmail(cfg.email_sender, cfg.email_to, msg.as_string()) |
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85 server.quit() |
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86 elif cfg.email == "sendmail": |
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87 gcm_print("Using sendmail {0}".format(cfg.email_sendmail)) |
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88 p = Popen([cfg.email_sendmail, "-t", "-oi"], stdin=PIPE) |
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89 p.communicate(msg.as_string()) |
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90 except Exception as e: |
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91 gcm_print(u"FATAL: Oh noes, e-mail sending failed: {0}".format(str(e))) |
| 1 | 92 sys.exit(1) |
| 93 | |
| 94 | |
| 95 ## Debug messages | |
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96 def gcm_check_debug(level): |
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97 return cfg.debug and gcm_get_log_level() >= level |
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98 |
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99 def gcm_debug(level, smsg): |
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100 if gcm_check_debug(level): |
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101 gcm_print(u"DBG: {0}".format(smsg)) |
| 1 | 102 else: |
| 47 | 103 gcm_msgbuf.append(u"DBG: {0}".format(smsg)) |
| 1 | 104 |
| 105 | |
| 24 | 106 ## Handler for SIGINT signals |
| 1 | 107 def gcm_signal_handler(signal, frame): |
| 54 | 108 gcm_print(u"\nQuitting due to SIGINT / Ctrl+C!") |
| 1 | 109 sys.exit(0) |
| 110 | |
| 111 | |
| 24 | 112 ## Function for handling Google API credentials |
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113 def gcm_get_credentials(mcfg, credential_file, secret_file): |
| 42 | 114 try: |
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115 store = oauth2client.file.Storage(credential_file) |
| 42 | 116 except Exception as e: |
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117 gcm_fatal(u"Failed to read credential file:\n{0}\n\nERROR: {1}\n".format(credential_file, str(e))) |
| 42 | 118 |
| 1 | 119 credentials = store.get() |
| 120 if not credentials or credentials.invalid: | |
| 42 | 121 try: |
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122 flow = client.flow_from_clientsecrets(secret_file, mcfg.scope) |
| 42 | 123 except Exception as e: |
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124 gcm_fatal(u"Failed to fetch client secret:\n{0}\n\nERROR: {1}\n".format(secret_file, str(e))) |
| 42 | 125 |
| 1 | 126 flow.user_agent = mcfg.app_name |
| 127 credentials = tools.run_flow(flow, store, mcfg) | |
| 128 if not credentials or credentials.invalid: | |
| 65 | 129 gcm_fatal(u"Failed to authenticate / invalid credentials.") |
| 1 | 130 return credentials |
| 131 | |
| 132 | |
| 120 | 133 ## Dump/print a given list of events for debugging purposes |
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134 def gcm_dump_events(events, show): |
| 1 | 135 for event in events: |
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136 if show == None or show(event): |
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137 ev_start = event["start"].get("dateTime", event["start"].get("date")) if "start" in event else "?" |
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138 ev_end = event["end"].get("dateTime", event["end"].get("date")) if "end" in event else "?" |
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139 summary = event["summary"] if "summary" in event else "?" |
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140 status = "*" if event["status"] != u"cancelled" else "!" |
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141 gcm_print(u"[{0}] {1:25} - {2:25} : {3} [{4}] [{5}]".format(status, ev_start, ev_end, summary, event["iCalUID"], event["id"])) |
| 1 | 142 |
| 56 | 143 |
| 144 ## Generate gcm IDs for given list of events | |
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145 def gcm_generate_ids(events, calendar_id, sep, field): |
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146 if not events: |
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147 return events |
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148 |
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149 for event in events: |
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150 event["gcm_cal_id"] = calendar_id |
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151 event["gcm_id"] = calendar_id + sep + event[field] |
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152 |
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153 return events |
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154 |
| 1 | 155 |
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156 ## Find event by its gcm_id from given list or return None if not found |
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157 def gcm_get_event_by_gcm_id(list, id): |
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158 for event in list: |
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159 if event["gcm_id"] == id: |
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160 return event |
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161 return None |
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162 |
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163 |
| 120 | 164 ## Compare two given events for equality (except for excluded list of fields) |
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165 def gcm_compare_events(ev1, ev2): |
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166 for field in ev1: |
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167 if not field in gcm_no_compare_fields and ev1[field] != ev2[field]: |
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168 return False |
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169 return True |
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170 |
| 63 | 171 |
|
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172 ## Fetch events for given calendar |
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173 def gcm_fetch_events(calendarId, showDeleted): |
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174 events = [] |
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175 ev_token = None |
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176 while True: |
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177 try: |
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178 result = service.events().list( |
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179 calendarId=calendarId, |
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180 showDeleted=showDeleted, |
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181 singleEvents=False, |
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182 pageToken=ev_token, |
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183 ).execute() |
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184 except Exception as e: |
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185 gcm_fatal(u"Failed to fetch calendar events for {0}:\n\nERROR: {1}\n".format(calendarId, str(e))) |
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186 |
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187 events.extend(result.get("items", [])) |
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188 ev_token = result.get("nextPageToken") |
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189 if not ev_token: |
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190 break |
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191 |
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192 return events |
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193 |
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194 |
| 67 | 195 ### |
| 196 ### Class for parsing and manipulating RGB colors | |
| 197 ### | |
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198 class GCMColor(): |
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199 def __init__(self, src = None): |
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200 if src == None: |
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201 self.r = self.g = self.b = 0 |
|
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202 elif isinstance(src, str): |
|
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203 if len(src) == 6: |
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204 self.r = int(src[0:2], 16) |
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205 self.g = int(src[2:4], 16) |
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206 self.b = int(src[4:6], 16) |
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207 elif len(src) == 7 and src[0] == "#": |
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208 self.r = int(src[1:3], 16) |
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209 self.g = int(src[3:5], 16) |
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210 self.b = int(src[6:7], 16) |
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211 else: |
| 65 | 212 gcm_fatal(u"Expected hex-triplet string for GCMColor() initializer: {0}".format(src)) |
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213 elif isinstance(src, GCMColor): |
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214 self.r = src.r |
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215 self.g = src.g |
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216 self.b = src.b |
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217 else: |
| 65 | 218 gcm_fatal(u"Invalid initializer for GCMColor() object.") |
|
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219 |
|
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220 def to_hexrgb(): |
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221 return "{0:02X}{1:02X}{2:02X}".format(self.r, self.g, self.b) |
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222 |
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223 def to_hexrgb_lc(): |
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224 return "{0:02x}{1:02x}{2:02x}".format(self.r, self.g, self.b) |
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225 |
|
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226 def delta(self, other): |
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227 ctmp = GCMColor() |
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228 ctmp.r = other.r - self.r |
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229 ctmp.g = other.g - self.g |
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230 ctmp.b = other.b - self.b |
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231 return ctmp |
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232 |
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233 def dist(self, other): |
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234 ctmp = self.delta(other) |
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235 return math.sqrt(ctmp.r * ctmp.r + ctmp.g * ctmp.g + ctmp.b * ctmp.b) |
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236 |
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237 |
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238 def gcm_find_nearest_color(colors, cfind, maxdist): |
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239 c_fg = GCMColor(cfind["foreground"]) |
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240 c_bg = GCMColor(cfind["background"]) |
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241 |
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242 bdist_fg = 99999999999 |
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243 bdist_bg = 99999999999 |
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244 best_fit = None |
|
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245 for id, col in colors.items(): |
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246 dist_fg = GCMColor(col["foreground"]).dist(c_fg) |
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247 dist_bg = GCMColor(col["background"]).dist(c_bg) |
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248 if dist_fg <= bdist_fg and dist_bg <= bdist_bg: |
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249 best_fit = id |
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250 bdist_fg = dist_fg |
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251 bdist_bg = dist_bg |
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252 |
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253 if bdist_fg <= maxdist and bdist_bg <= maxdist: |
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254 return best_fit |
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255 else: |
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256 return None |
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257 |
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258 |
| 24 | 259 ## |
| 260 ## Class for handling configuration / settings | |
| 261 ## | |
| 1 | 262 class GCMSettings(dict): |
| 263 def __init__(self): | |
| 264 self.m_data = {} | |
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265 self.m_settable = {} |
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266 self.m_validate = {} |
| 1 | 267 self.m_translate = {} |
| 268 | |
| 269 def __getattr__(self, name): | |
| 270 if name in self.m_data: | |
| 271 return self.m_data[name] | |
| 272 else: | |
| 65 | 273 gcm_fatal(u"GCMSettings.__getattr__(): No such attribute '"+ name +"'.") |
| 1 | 274 |
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275 def mvalidate(self, name, value): |
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276 if name in self.m_validate and self.m_validate[name]: |
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277 if not self.m_validate[name](value): |
| 65 | 278 gcm_fatal(u"GCMSettings.mvalidate(): Invalid value for attribute '{0}': {1}".format(name, value)) |
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279 |
| 1 | 280 def mtranslate(self, name, value): |
| 281 if name in self.m_translate and self.m_translate[name]: | |
| 282 return self.m_translate[name](value) | |
| 283 else: | |
| 284 return value | |
| 285 | |
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286 def mdef(self, name, settable, validate, translate, value): |
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287 self.mvalidate(name, value) |
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288 self.m_settable[name] = settable |
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289 self.m_validate[name] = validate |
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290 self.m_translate[name] = translate |
| 1 | 291 self.m_data[name] = self.mtranslate(name, value) |
| 292 | |
| 293 def mset(self, name, value): | |
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294 self.mvalidate(name, value) |
| 1 | 295 if name in self.m_data: |
| 296 self.m_data[name] = self.mtranslate(name, value) | |
| 297 else: | |
| 43 | 298 gcm_fatal(u"GCMSettings.mset(): No such attribute '"+ name +"'.") |
| 1 | 299 |
| 300 def mget(self, name): | |
| 301 if name in self.m_data: | |
| 302 return self.m_data[name] | |
| 303 else: | |
| 304 return None | |
| 305 | |
|
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306 def mread(self, cfg_parser, sect): |
|
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307 for name in self.m_settable: |
|
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308 if cfg_parser.has_option(sect, name): |
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309 value = cfg_parser.get(sect, name) |
|
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310 self.mset(name, value) |
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311 gcm_debug(4, u"{0} -> '{1}' == {2}".format(name, value, self.mget(name))) |
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312 |
| 23 | 313 def is_str(self, mvalue): |
|
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314 return isinstance(mvalue, str) |
| 23 | 315 |
| 316 def is_string(self, mvalue): | |
| 317 return mvalue == None or self.is_str(mvalue) | |
| 318 | |
| 319 def is_log_level(self, mvalue): | |
| 320 if not self.is_str(mvalue): | |
| 321 return False | |
| 322 else: | |
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323 return mvalue.upper() in gcm_log_levels |
| 23 | 324 |
| 325 def trans_log_level(self, mvalue): | |
| 326 return mvalue.upper() | |
| 327 | |
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328 def is_email_state(self, mvalue): |
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329 if not self.is_str(mvalue): |
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330 return False |
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331 else: |
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332 return mvalue.lower() in [u"off", u"sendmail", u"smtp"] |
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333 |
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334 def trans_email_state(self, mvalue): |
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335 return mvalue.lower() |
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336 |
| 23 | 337 def is_filename(self, mvalue): |
| 338 if not self.is_str(mvalue): | |
| 339 return False | |
| 340 else: | |
| 341 return re.match("^[a-z0-9][a-z0-9\.\_\-]+$", mvalue, flags=re.IGNORECASE) | |
| 342 | |
| 343 def trans_bool(self, mvalue): | |
| 344 if self.is_str(mvalue): | |
| 345 if re.match("^\s*(true|1|on|yes)\s*$", mvalue, re.IGNORECASE): | |
| 346 mvalue = True | |
| 347 elif re.match("^\s*(false|0|off|no)\s*$", mvalue, re.IGNORECASE): | |
| 348 mvalue = False | |
| 349 else: | |
| 350 return None | |
| 351 return mvalue | |
| 352 | |
| 353 def is_bool(self, mvalue): | |
| 354 mval = self.trans_bool(mvalue) | |
| 355 if not isinstance(mval, bool): | |
| 65 | 356 gcm_fatal(u"GCMSettings.is_bool(): Invalid boolean value '{0}', should be true|false|1|0|on|off|yes|no.".format(mvalue)) |
| 23 | 357 else: |
| 358 return True | |
| 359 | |
| 360 def trans_list(self, mvalue): | |
| 361 morig = mvalue | |
| 362 if self.is_str(mvalue): | |
| 363 mvalue = re.split("\s*,\s*", mvalue, flags=re.IGNORECASE) | |
| 364 if not isinstance(mvalue, list): | |
| 65 | 365 gcm_fatal(u"GCMSettings.trans_list(): Could not parse list '{0}'.".format(mvalue)) |
| 23 | 366 elif not isinstance(mvalue, list): |
| 65 | 367 gcm_fatal(u"GCMSettings.trans_list(): Invalid value '{0}'.".format(mvalue)) |
| 23 | 368 return mvalue |
| 369 | |
| 370 def is_list(self, mvalue): | |
| 371 return self.trans_list(mvalue) | |
| 372 | |
| 373 def is_email(self, mvalue): | |
| 374 if not self.is_string(mvalue): | |
| 375 return False | |
| 376 else: | |
| 377 return re.match("^.*?\s+<[a-z0-9]+[a-z0-9\.\+\-]*\@[a-z0-9]+[a-z0-9\.\-]+>\s*$|[a-z0-9]+[a-z0-9\.\+\-]*\@[a-z0-9]+[a-z0-9\.\-]+", mvalue, flags=re.IGNORECASE) | |
| 378 | |
| 379 def trans_email_list(self, mvalue): | |
| 380 if mvalue == None: | |
| 381 return mvalue | |
| 382 else: | |
| 383 return self.trans_list(mvalue.strip()) | |
| 384 | |
| 385 def is_email_list(self, mvalue): | |
| 386 mvalue = self.trans_email_list(mvalue) | |
| 387 if mvalue != None: | |
| 388 for email in mvalue: | |
| 389 if not self.is_email(email): | |
| 65 | 390 gcm_fatal(u"Invalid e-mail address '{0}' in list {1}.".format(email, ", ".join(mvalue))) |
| 23 | 391 return True |
| 392 | |
| 1 | 393 |
| 394 ### | |
| 395 ### Main program starts | |
| 396 ### | |
| 397 gcm_msgbuf = [] | |
| 398 signal.signal(signal.SIGINT, gcm_signal_handler) | |
| 399 | |
|
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400 gcm_bench_start = time.time() |
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401 |
| 1 | 402 |
| 120 | 403 ## Define all the settings |
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404 cfg_section = "gcm" |
| 1 | 405 cfg = GCMSettings() |
| 406 | |
| 23 | 407 cfg.mdef("debug", True, cfg.is_bool, cfg.trans_bool, False) |
| 1 | 408 |
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409 cfg.mdef("email_ok", False, None, None, False) |
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410 cfg.mdef("email", True, cfg.is_email_state, cfg.trans_email_state, u"off") |
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411 |
| 23 | 412 cfg.mdef("email_to", True, cfg.is_email_list, cfg.trans_email_list, None) |
| 413 cfg.mdef("email_sender", True, cfg.is_email, None, None) | |
| 49 | 414 cfg.mdef("email_subject", True, cfg.is_string, None, u"Google Calendar MultiMerge status") |
|
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415 |
|
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416 cfg.mdef("email_sendmail", True, cfg.is_string, None, "/usr/sbin/sendmail") |
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417 cfg.mdef("email_smtp_tls", True, cfg.is_bool, cfg.trans_bool, False) |
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418 cfg.mdef("email_smtp_server", True, cfg.is_string, None, None) |
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419 cfg.mdef("email_smtp_user", True, cfg.is_string, None, None) |
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420 cfg.mdef("email_smtp_password", True, cfg.is_string, None, None) |
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421 |
|
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422 cfg.mdef("src_regex", True, cfg.is_string, None, u"^R:\s*(.*?)\s*\(\s*(.+?)\s*\)\s*$") |
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423 cfg.mdef("src_regmap", False, cfg.is_list, cfg.trans_list, [1, 2]) |
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424 cfg.mdef("src_regmap_len", False, None, None, len(cfg.src_regmap)) |
| 1 | 425 |
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426 cfg.mdef("dst_name", True, cfg.is_string, None, None) |
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427 cfg.mdef("dst_regex", True, cfg.is_string, None, None) |
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428 cfg.mdef("dst_id", True, cfg.is_string, None, None) |
| 1 | 429 |
| 430 cfg.mdef("noauth_local_webserver", False, None, None, True) | |
| 431 #cfg.mdef("auth_host_name", False, None, None, "localhost") | |
| 432 #cfg.mdef("auth_host_port", False, None, None, [8080, 8090]) | |
| 23 | 433 cfg.mdef("logging_level", True, cfg.is_log_level, cfg.trans_log_level, "ERROR") |
| 1 | 434 |
| 435 # No need to touch these | |
| 436 cfg.mdef("app_name", False, None, None, "Google Calendar MultiMerge") | |
| 437 cfg.mdef("scope", False, None, None, "https://www.googleapis.com/auth/calendar") | |
| 438 #cfg.mdef("scope", False, None, None, "https://www.googleapis.com/auth/calendar.readonly") | |
| 23 | 439 cfg.mdef("secret_file", True, cfg.is_filename, None, "client_secret.json") |
| 440 cfg.mdef("credential_file", True, cfg.is_filename, None, "client_credentials.json") | |
| 1 | 441 |
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442 |
| 120 | 443 ## Check if we have arguments |
| 89 | 444 if len(sys.argv) <= 1: |
| 445 gcm_fatal(u"No configuration file specified.\nUsage: {0} <configfile>".format(sys.argv[0])) | |
| 446 | |
| 447 | |
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448 ## Read, parse and validate configuration file |
| 89 | 449 gcm_debug(3, u"Reading configuration from '{0}'.".format(sys.argv[1])) |
| 450 try: | |
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451 cfg_parser = ConfigParser.RawConfigParser() |
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452 cfg_parser.readfp(codecs.open(sys.argv[1], "r", "UTF-8")) |
| 89 | 453 except Exception as e: |
| 454 gcm_fatal(u"Failed to read configuration file '{0}': {1}".format(sys.argv[1], str(e))) | |
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455 |
| 89 | 456 # Check that the required section exists |
|
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457 if not cfg_parser.has_section(cfg_section): |
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458 gcm_fatal(u"Invalid configuration, missing '{0}' section.".format(cfg_section)) |
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459 |
| 89 | 460 # Debug setting is a special case, we need to get it |
| 461 # set before everything else, so do it here .. | |
|
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462 if cfg_parser.has_option(cfg_section, "debug"): |
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463 cfg.mset("debug", cfg_parser.get(cfg_section, "debug")) |
|
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464 |
| 89 | 465 # Parse the settings and validate |
|
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466 cfg.mread(cfg_parser, cfg_section) |
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467 |
| 8 | 468 |
| 469 ## Validate settings | |
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470 if cfg.email != "off": |
|
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471 if cfg.email_subject == None or len(cfg.email_subject) == 0: |
| 65 | 472 gcm_fatal(u"E-mail enabled but email_subject not set.") |
|
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473 elif cfg.email_sender == None: |
| 65 | 474 gcm_fatal(u"E-mail enabled but email_sender not set.") |
|
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475 elif cfg.email_to == None: |
| 65 | 476 gcm_fatal(u"E-mail enabled but email_to not set.") |
|
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477 else: |
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478 cfg.mset("email_ok", True) |
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479 |
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480 |
|
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481 if len(cfg.src_regmap) != cfg.src_regmap_len: |
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482 gcm_fatal(u"Setting src_regmap list must be {0} items.".format(cfg.src_regmap_len)) |
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483 else: |
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484 # Force to integers |
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485 try: |
|
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486 cfg.src_regmap = [int(x) for x in cfg.src_regmap] |
|
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487 except Exception as e: |
|
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488 gcm_fatal(u"Invalid src_regmap: {0}".format(str(e))) |
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489 |
|
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490 |
|
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491 if not cfg.dst_regex and not cfg.dst_id: |
| 65 | 492 gcm_fatal(u"Target calendar ID or name required, but not set.") |
| 8 | 493 |
| 494 | |
| 1 | 495 ## Initialize and authorize API connection |
|
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496 credentials = gcm_get_credentials(cfg, cfg.credential_file, cfg.secret_file) |
| 1 | 497 http = credentials.authorize(httplib2.Http()) |
| 498 service = discovery.build("calendar", "v3", http=http) | |
| 499 | |
| 500 | |
| 501 ## Fetch complete calendar list | |
|
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502 gcm_debug(3, u"Fetching available calendars ..") |
| 1 | 503 calendars = [] |
| 19 | 504 cal_token = None |
| 1 | 505 while True: |
| 506 # We want everything except deleted and hidden calendars | |
|
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507 try: |
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508 result = service.calendarList().list( |
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509 showHidden=False, |
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510 showDeleted=False, |
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511 pageToken=cal_token |
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512 ).execute() |
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513 except Exception as e: |
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514 gcm_fatal(u"Failed to fetch calendar list:\n\nERROR: {0}\n".format(str(e))) |
| 1 | 515 |
| 17 | 516 calendars.extend(result.get("items", [])) |
| 19 | 517 cal_token = result.get("nextPageToken") |
| 518 if not cal_token: | |
| 1 | 519 break |
| 520 | |
| 521 if len(calendars) == 0: | |
| 65 | 522 gcm_fatal(u"No calendars found?") |
| 1 | 523 |
|
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524 gcm_debug(3, u"{0} calendars total found.".format(len(calendars))) |
|
50
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525 |
| 1 | 526 |
|
9
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527 ## Filter desired SOURCE calendars based on specified regexp |
|
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528 src_re = re.compile(cfg.src_regex, re.UNICODE) |
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529 dst_re = re.compile(cfg.dst_regex, re.UNICODE) |
|
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530 src_calendars = [] |
|
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531 dst_calendar = None |
|
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532 for calendar in calendars: |
|
51
54644b29a9a3
Match also summaryOverride attribute against the source calendar regexp.
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|
533 if u"summary" in calendar: |
|
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534 # Find destination calendar ID if not set |
|
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535 if not cfg.dst_id and dst_re.match(calendar["summary"]): |
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536 cfg.mset("dst_id", calendar["id"]) |
|
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537 dst_calendar = calendar |
|
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538 elif cfg.dst_id and calendar["id"] == cfg.dst_id: |
|
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539 dst_calendar = calendar |
|
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540 |
|
51
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541 # If summary or summaryOverride match the regexp, add calendar |
|
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542 mre = src_re.match(calendar["summary"]) |
| 52 | 543 if not mre and u"summaryOverride" in calendar: |
|
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591cc558bbcd
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544 mre = src_re.match(calendar["summaryOverride"]) |
|
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545 calendar["summary"] = calendar["summaryOverride"] |
| 52 | 546 |
|
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547 if mre: |
|
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548 calendar["gcm_title"] = mre.group(cfg.src_regmap[0]) |
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549 calendar["gcm_id"] = mre.group(cfg.src_regmap[1]) |
|
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550 src_calendars.append(calendar) |
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|
551 |
|
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552 gcm_debug(3, u"{0} source calendars found.".format(len(src_calendars))) |
|
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553 |
|
50
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554 |
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555 ## Check if we have destination calendar ID |
|
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556 if not dst_calendar: |
|
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557 gcm_fatal(u"Could not find target/destination calendar ID for '"+ cfg.dst_name +"'.") |
|
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558 else: |
| 93 | 559 gcm_debug(3, u"Target calendar '{0}' [ ID: {1} ]".format(dst_calendar["summary"], dst_calendar["id"])) |
|
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560 |
|
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561 |
| 120 | 562 ## Fetch calendar colors data |
|
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563 try: |
|
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564 colors = service.colors().get().execute() |
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565 except Exception as e: |
| 65 | 566 gcm_fatal(u"Failed to fetch calendar color settings:\n\n{0}".format(str(e))) |
|
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567 |
|
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568 |
| 120 | 569 ## Now, fetch and collect events from source calendars |
|
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570 gcm_debug(3, u"Fetching calendar events .. ") |
| 19 | 571 src_events = [] |
|
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572 for calendar in src_calendars: |
| 97 | 573 gcm_debug(4, u"- {0} ({1})".format(calendar["id"], calendar["summary"])) |
| 120 | 574 |
| 575 # Find matching color from the source calendar for the event, if one has been set | |
|
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576 c_found = None |
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577 if "colorId" in calendar and calendar["colorId"] in colors["calendar"]: |
| 97 | 578 gcm_debug(4, u" Calendar color: {0}".format(colors["calendar"][calendar["colorId"]])) |
|
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579 c_found = gcm_find_nearest_color(colors["event"], colors["calendar"][calendar["colorId"]], 100) |
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580 if c_found: |
| 97 | 581 gcm_debug(4, u" Found nearest event color ID: {0}, {1}".format(c_found, colors["event"][c_found])) |
|
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582 else: |
| 97 | 583 gcm_debug(4, u" No matching event color found!") |
|
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584 |
| 120 | 585 # Fetch and add events, if any, to main source events list |
|
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|
586 events = gcm_generate_ids(gcm_fetch_events(calendar["id"], False), calendar["id"], "___", "id") |
|
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587 if events: |
|
31
6becdaa5c45f
Set event colors (just sequentially now) based on which source calendar they belong to.
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diff
changeset
|
588 for event in events: |
| 120 | 589 # Set summary and color for existing events |
|
102
7ab6beb4c709
Only generate summaries and colors for non-deleted/cancelled events.
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|
590 if event["status"] != u"cancelled": |
|
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|
591 if c_found != None: |
|
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|
592 event["colorId"] = c_found |
|
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|
593 event["summary"] = u"[{1}] {0}".format(event["summary"], calendar["gcm_id"]) |
| 120 | 594 |
| 595 # Add to list of source events | |
|
21
f392d495c5b6
We need to extend a list, not append to it.
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20
diff
changeset
|
596 src_events.extend(events) |
|
77
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|
597 if gcm_check_debug(4): |
|
103
fc361e368630
Improve gcm_dump_events() further by changing show parameter to a lambda
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diff
changeset
|
598 gcm_dump_events(events, (lambda ev: ev["status"] != u"cancelled")) |
|
11
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diff
changeset
|
599 |
|
fcdee7c04ed8
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diff
changeset
|
600 |
| 120 | 601 ## Fetch current events from the target |
|
84
16edb168daa1
No need to display target calendar ID twice.
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diff
changeset
|
602 gcm_debug(3, u"Fetching current target calendar events.") |
|
111
8b773358ad47
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changeset
|
603 dst_events = gcm_generate_ids(gcm_fetch_events(cfg.dst_id, True), "", "", "iCalUID") |
|
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|
604 gcm_debug(3, u"Found {0} event(s).".format(len(dst_events))) |
| 58 | 605 |
|
13
dd240a7ad913
Fetch current events in destination calendar.
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11
diff
changeset
|
606 |
| 120 | 607 ## Start populating/updating events .. |
|
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|
608 gcm_debug(3, u"Re-merging events to target calendar ..") |
|
124
977ecff4bd7d
Use list comprehensions instead of map().
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121
diff
changeset
|
609 dst_ids = frozenset([x["gcm_id"] for x in dst_events]) |
|
977ecff4bd7d
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diff
changeset
|
610 src_ids = frozenset([x["gcm_id"] for x in src_events]) |
| 27 | 611 |
|
81
ce02c0c00e64
Add debug information about how many events were new, updated or unchanged.
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changeset
|
612 evn_new = evn_updated = evn_unchanged = 0 |
|
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|
613 |
| 27 | 614 for event in src_events: |
| 615 # Does the event exist already in the target? | |
| 55 | 616 if event["gcm_id"] in dst_ids: |
|
39
693db3f8cbe5
Begin importing event comparision stuff.
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38
diff
changeset
|
617 # Check if event NEEDS updating .. aka compare data |
|
104
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Make debug/error messages more consistent.
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diff
changeset
|
618 gcm_debug(4, u"Event {0} [{1}] exists, checking ..".format(event["id"], event["gcm_id"])) |
|
53
ea62e0ed05ae
Initial implementation of event comparision amd generally more clever about
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52
diff
changeset
|
619 d_event = gcm_get_event_by_gcm_id(dst_events, event["gcm_id"]) |
| 55 | 620 if not gcm_compare_events(event, d_event): |
| 57 | 621 # Seems we need to update |
|
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|
622 gcm_debug(4, u"Updating event {0} [{1}]".format(event["id"], event["gcm_id"])) |
|
39
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diff
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|
623 try: |
| 121 | 624 # We need to remove the sequence and id fields, as they will be replaced by target |
| 55 | 625 event.pop("sequence", None) |
| 63 | 626 event.pop("id", None) |
| 627 event["iCalUID"] = event["gcm_id"] | |
|
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diff
changeset
|
628 new_event = service.events().update(calendarId=cfg.dst_id, eventId=d_event["id"], body=event).execute() |
|
105
481cfea49e19
Update counters only per successful operation.
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diff
changeset
|
629 evn_updated += 1 |
|
39
693db3f8cbe5
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diff
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|
630 except Exception as e: |
|
104
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Make debug/error messages more consistent.
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diff
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|
631 gcm_fatal(u"Failed to update event {0} [{1}]:\n\n{2}\n\nERROR: {3}\n".format(event["id"], event["gcm_id"], event, str(e))) |
|
39
693db3f8cbe5
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changeset
|
632 else: |
|
81
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|
633 evn_unchanged += 1 |
|
104
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|
634 gcm_debug(4, u"No need to update event {0} [{1}]".format(event["id"], event["gcm_id"])) |
|
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|
635 elif event["status"] != u"cancelled": |
| 120 | 636 # Event does not seem to exist. Insert new event. |
|
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|
637 gcm_debug(4, u"Inserting new event {0} [{1}]".format(event["id"], event["gcm_id"])) |
| 121 | 638 # Remove original id field, otherwise it will clash |
| 63 | 639 event.pop("id", None) |
| 640 event["iCalUID"] = event["gcm_id"] # Replace Google generated ID with our own | |
| 34 | 641 try: |
|
98
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diff
changeset
|
642 new_event = service.events().insert(calendarId=cfg.dst_id, body=event).execute() |
|
105
481cfea49e19
Update counters only per successful operation.
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104
diff
changeset
|
643 evn_new += 1 |
| 34 | 644 except Exception as e: |
| 65 | 645 gcm_fatal(u"Failed to insert new event:\n\n{0}\n\nERROR: {1}\n".format(event, str(e))) |
| 63 | 646 |
|
81
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Add debug information about how many events were new, updated or unchanged.
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|
647 gcm_debug(3, "{0} new events, {1} updated, {2} unchanged.".format(evn_new, evn_updated, evn_unchanged)) |
|
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|
648 |
| 34 | 649 |
| 650 ## Remove "stale" events | |
|
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|
651 gcm_debug(3, u"Purging stale events ..") |
|
85
da09a3b1edaa
Count and report number of purged events.
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84
diff
changeset
|
652 evn_purged = 0 |
|
38
54405de302d0
Attempt to delete stale events. Still needs a check for already deleted
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37
diff
changeset
|
653 for event in dst_events: |
|
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|
654 gcm_debug(4, u"Checking event {0}".format(event["gcm_id"])) |
| 55 | 655 if not event["gcm_id"] in src_ids and event["status"] != u"cancelled": |
|
104
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|
656 gcm_debug(4, u"Deleting event {0} [{1}]".format(event["id"], event["gcm_id"])) |
|
85
da09a3b1edaa
Count and report number of purged events.
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changeset
|
657 evn_purged += 1 |
| 63 | 658 try: |
|
98
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diff
changeset
|
659 service.events().delete(calendarId=cfg.dst_id, eventId=event["id"]).execute() |
| 63 | 660 except Exception as e: |
| 65 | 661 gcm_fatal(u"Failed to delete stale event:\n{0}\n\nERROR: {1}\n".format(event, str(e))) |
|
38
54405de302d0
Attempt to delete stale events. Still needs a check for already deleted
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662 |
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663 gcm_debug(3, "{0} events purged.".format(evn_purged)) |
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664 |
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665 |
| 75 | 666 ## |
| 667 ## Finally, update the calendar name with timestamp | |
| 668 ## | |
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669 t_time = time.localtime() |
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670 t_str = time.strftime("%d.%m.%Y %H:%M", t_time) |
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671 gcm_debug(3, u"Updating target calendar name timestamp {0}".format(t_str)) |
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672 |
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673 try: |
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674 dst_calendar["summary"] = cfg.dst_name.format(t_str) |
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675 new_calendar = service.calendars().update(calendarId=cfg.dst_id, body=dst_calendar).execute() |
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676 except Exception as e: |
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677 gcm_fatal(u"Failed to update target calendar:\n{0}\n\nERROR: {1}\n".format(dst_calendar, str(e))) |
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678 |
| 27 | 679 |
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680 gcm_bench_end = time.time() |
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681 gcm_bench_elapsed = gcm_bench_end - gcm_bench_start |
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682 |
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683 gcm_debug(3, u"Finished. {0} seconds elapsed.".format(gcm_bench_elapsed)) |