1 | import RRule, { DEFAULT_OPTIONS } from './rrule';
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2 | import { includes, isPresent, isArray, isNumber, toArray } from './helpers';
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3 | import { Weekday } from './weekday';
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4 | import dateutil from './dateutil';
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5 | import { DateWithZone } from './datewithzone';
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6 | export function optionsToString(options) {
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7 | var rrule = [];
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8 | var dtstart = '';
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9 | var keys = Object.keys(options);
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10 | var defaultKeys = Object.keys(DEFAULT_OPTIONS);
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11 | for (var i = 0; i < keys.length; i++) {
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12 | if (keys[i] === 'tzid')
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13 | continue;
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14 | if (!includes(defaultKeys, keys[i]))
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15 | continue;
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16 | var key = keys[i].toUpperCase();
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17 | var value = options[keys[i]];
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18 | var outValue = '';
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19 | if (!isPresent(value) || (isArray(value) && !value.length))
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20 | continue;
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21 | switch (key) {
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22 | case 'FREQ':
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23 | outValue = RRule.FREQUENCIES[options.freq];
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24 | break;
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25 | case 'WKST':
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26 | if (isNumber(value)) {
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27 | outValue = new Weekday(value).toString();
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28 | }
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29 | else {
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30 | outValue = value.toString();
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31 | }
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32 | break;
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33 | case 'BYWEEKDAY':
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34 | |
35 |
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36 |
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37 |
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38 |
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39 |
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40 |
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41 |
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42 |
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43 |
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44 |
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45 | key = 'BYDAY';
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46 | outValue = toArray(value).map(function (wday) {
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47 | if (wday instanceof Weekday) {
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48 | return wday;
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49 | }
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50 | if (isArray(wday)) {
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51 | return new Weekday(wday[0], wday[1]);
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52 | }
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53 | return new Weekday(wday);
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54 | }).toString();
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55 | break;
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56 | case 'DTSTART':
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57 | dtstart = buildDtstart(value, options.tzid);
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58 | break;
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59 | case 'UNTIL':
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60 | outValue = dateutil.timeToUntilString(value, !options.tzid);
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61 | break;
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62 | default:
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63 | if (isArray(value)) {
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64 | var strValues = [];
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65 | for (var j = 0; j < value.length; j++) {
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66 | strValues[j] = String(value[j]);
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67 | }
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68 | outValue = strValues.toString();
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69 | }
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70 | else {
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71 | outValue = String(value);
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72 | }
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73 | }
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74 | if (outValue) {
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75 | rrule.push([key, outValue]);
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76 | }
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77 | }
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78 | var rules = rrule.map(function (_a) {
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79 | var key = _a[0], value = _a[1];
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80 | return key + "=" + value.toString();
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81 | }).join(';');
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82 | var ruleString = '';
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83 | if (rules !== '') {
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84 | ruleString = "RRULE:" + rules;
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85 | }
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86 | return [dtstart, ruleString].filter(function (x) { return !!x; }).join('\n');
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87 | }
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88 | function buildDtstart(dtstart, tzid) {
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89 | if (!dtstart) {
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90 | return '';
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91 | }
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92 | return 'DTSTART' + new DateWithZone(new Date(dtstart), tzid).toString();
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93 | }
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94 |
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\ | No newline at end of file |