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ttxt2ics - ics2txt - convert icalendar .ics file to plain text |
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git clone git://bitreich.org/ics2txt git://hg6vgqziawt5s4dj.onion/ics2txt (git://bitreich.org) |
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README |
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--- |
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ttxt2ics (2111B) |
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--- |
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1 #!/usr/bin/awk -f |
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2 |
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3 function prompt(msg) |
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4 { |
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5 if (TTY) |
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6 printf("%s", msg) >"/dev/stderr"; |
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7 if (!getline str) |
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8 exit(1); |
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9 return str; |
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10 } |
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11 |
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12 function parse_date(str, tm) |
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13 { |
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14 if (length(str) == 5) { |
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15 "date +%Y/%m/%d" | getline date |
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16 str = date " " str ; |
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17 close("date +%Y/%m/%d"); |
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18 } |
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19 |
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20 if (length(str) != 16) { |
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21 print("invalid date length") >"/dev/stderr"; |
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22 return -1; |
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23 } |
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24 |
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25 tm["yrs"] = substr(str, 1, 4); |
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26 if (! match(tm["yrs"], "^[0-9]+$")) { |
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27 print("invalid year: " tm["yrs"]) >"/dev/stderr"; |
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28 return -1; |
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29 } |
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30 |
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31 tm["mth"] = substr(str, 6, 2); |
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32 if (! match(tm["mth"], "^[0-1][0-9]$")) { |
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33 print("invalid month: " tm["mth"]) >"/dev/stderr"; |
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34 return -1; |
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35 } |
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36 |
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37 tm["day"] = substr(str, 9, 2); |
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38 if (! match(tm["day"], "^[0-3][0-9]$")) { |
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39 print("invalid day: " tm["day"]) >"/dev/stderr"; |
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40 return -1; |
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41 } |
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42 |
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43 tm["hrs"] = substr(str, 12, 2); |
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44 if (! match(tm["hrs"], "^[0-2][0-9]$")) { |
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45 print("invalid hours: " tm["hrs"]) >"/dev/stderr"; |
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46 return -1; |
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47 } |
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48 |
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49 tm["min"] = substr(str, 15, 2); |
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50 if (! match(tm["min"], "^[0-6][0-9]$")) { |
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51 print("invalid minutes: " tm["min"]) >"/dev/stderr"; |
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52 return -1; |
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53 } |
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54 |
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55 return 0; |
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56 } |
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57 |
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58 BEGIN { |
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59 TTY = !system("tty >/dev/null"); |
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60 |
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61 if (TTY) { |
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62 "date +%Y" | getline yrs |
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63 close("date +%Y"); |
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64 system("cal " yrs ">/dev/stderr"); |
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65 system("date >/dev/stderr"); |
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66 system("date +'%Y/%m/%d %H:%M' >/dev/stderr"); |
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67 print("") >"/dev/stderr"; |
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68 } |
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69 |
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70 do beg = prompt("Start [YYYY/MM/DD HH:MM] or [HH:MM] for today: "); |
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71 while (parse_date(beg, tm_beg) == -1); |
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72 |
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73 do end = prompt("End [YYYY/MM/DD HH:MM] or [HH:MM] for same day: "); |
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74 while (parse_date(end, tm_end) == -1); |
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75 |
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76 sum = prompt("Summary: "); |
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77 cat = prompt("Category: "); |
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78 loc = prompt("Location: "); |
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79 des = prompt("Description: "); |
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80 |
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81 print("BEGIN:VEVENT"); |
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82 print("DTSTART:" \ |
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83 tm_beg["yrs"] tm_beg["mth"] tm_beg["day"] "T" \ |
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84 tm_beg["hrs"] tm_beg["min"] "00"); |
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85 print("DTEND:" \ |
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86 tm_end["yrs"] tm_end["mth"] tm_end["day"] "T" \ |
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87 tm_end["hrs"] tm_end["min"] "00"); |
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88 if (cat) print("CATEGORIES:" cat); |
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89 if (sum) print("SUMMARY:" sum); |
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90 if (des) print("DESCRIPTION:" des); |
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91 if (loc) print("LOCATION:" loc); |
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92 print("END:VEVENT"); |
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93 } |
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