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1 var timeParsePatterns = [ |
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2 // 9 |
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3 { re: /^\d{1,2}$/i, |
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4 handler: function(bits) { |
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5 if (bits[0].length == 1) { |
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6 return '0' + bits[0] + ':00'; |
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7 } else { |
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8 return bits[0] + ':00'; |
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9 } |
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10 } |
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11 }, |
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12 // 13:00 |
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13 { re: /^\d{2}[:.]\d{2}$/i, |
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14 handler: function(bits) { |
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15 return bits[0].replace('.', ':'); |
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16 } |
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17 }, |
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18 // 9:00 |
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19 { re: /^\d[:.]\d{2}$/i, |
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20 handler: function(bits) { |
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21 return '0' + bits[0].replace('.', ':'); |
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22 } |
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23 }, |
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24 // 3 am / 3 a.m. / 3am |
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25 { re: /^(\d+)\s*([ap])(?:.?m.?)?$/i, |
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26 handler: function(bits) { |
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27 var hour = parseInt(bits[1]); |
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28 if (hour == 12) { |
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29 hour = 0; |
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30 } |
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31 if (bits[2].toLowerCase() == 'p') { |
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32 if (hour == 12) { |
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33 hour = 0; |
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34 } |
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35 return (hour + 12) + ':00'; |
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36 } else { |
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37 if (hour < 10) { |
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38 return '0' + hour + ':00'; |
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39 } else { |
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40 return hour + ':00'; |
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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 // 3.30 am / 3:15 a.m. / 3.00am |
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46 { re: /^(\d+)[.:](\d{2})\s*([ap]).?m.?$/i, |
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47 handler: function(bits) { |
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48 var hour = parseInt(bits[1]); |
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49 var mins = parseInt(bits[2]); |
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50 if (mins < 10) { |
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51 mins = '0' + mins; |
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52 } |
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53 if (hour == 12) { |
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54 hour = 0; |
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55 } |
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56 if (bits[3].toLowerCase() == 'p') { |
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57 if (hour == 12) { |
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58 hour = 0; |
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59 } |
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60 return (hour + 12) + ':' + mins; |
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61 } else { |
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62 if (hour < 10) { |
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63 return '0' + hour + ':' + mins; |
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64 } else { |
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65 return hour + ':' + mins; |
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66 } |
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67 } |
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68 } |
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69 }, |
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70 // noon |
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71 { re: /^no/i, |
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72 handler: function(bits) { |
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73 return '12:00'; |
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74 } |
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75 }, |
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76 // midnight |
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77 { re: /^mid/i, |
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78 handler: function(bits) { |
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79 return '00:00'; |
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80 } |
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81 } |
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82 ]; |
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83 |
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84 function parseTimeString(s) { |
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85 for (var i = 0; i < timeParsePatterns.length; i++) { |
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86 var re = timeParsePatterns[i].re; |
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87 var handler = timeParsePatterns[i].handler; |
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88 var bits = re.exec(s); |
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89 if (bits) { |
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90 return handler(bits); |
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91 } |
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92 } |
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93 return s; |
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94 } |