annotate plugins/geocode-parameters/geocode-parameters.awk @ 2903:a9225aa1d93c

Add awk shebang to geocode-parameters.awk
author Andreas Rönnquist <andreas@ronnquist.net>
date Tue, 31 Jul 2018 18:34:40 +0200
parents ab3ff63854d4
children
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
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a9225aa1d93c Add awk shebang to geocode-parameters.awk
Andreas Rönnquist <andreas@ronnquist.net>
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1 #!/usr/bin/awk -f
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2 #
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3 # This file is used by the Search option "search on geo-position".
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4 # It is used to decode the results of internet or other searches
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5 # to extract a geo-position from a text string.
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6 #
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7 # To include other searches, follow the examples below and
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8 # store the file in:
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9 # ~/.config/geeqie/applications/geocode-parameters.awk
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10 # Ensure the returned value is either in the format:
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11 # 89.123 179.123
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12 # or
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13 # Error: $0
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14 #
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15
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16 function check_parameters(latitude, longitude)
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17 {
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18 # Ensure the parameters are numbers
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19 if ((latitude == (latitude+0)) && (longitude == (longitude+0)))
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20 {
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21 if (latitude >= -90 && latitude <= 90 &&
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22 longitude >= -180 && longitude <= 180)
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23 {
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24 return latitude " " longitude
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25 }
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26 else
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27 {
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28 return "Error: " latitude " " longitude
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29 }
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30 }
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31 else
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32 {
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33 return "Error: " latitude " " longitude
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34 }
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35 }
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36
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37 # This awk file is accessed by the decode_geo_parameters() function
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38 # in search.c. The call is of the format:
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39 # echo "string_to_be_searched" | awk -f geocode-parameters.awk
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40 #
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41 # Search the input string for known formats.
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42 {
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43 if (index($0, "http://www.geonames.org/maps/google_"))
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44 {
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45 # This is a drag-and-drop or copy-paste from a geonames.org search
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46 # in the format e.g.
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47 # http://www.geonames.org/maps/google_51.513_-0.092.html
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48
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49 gsub(/http:\/\/www.geonames.org\/maps\/google_/, "")
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50 gsub(/.html/, "")
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51 gsub(/_/, " ")
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52 print check_parameters($1, $2)
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53 }
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54
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55 else if (index($0, "https://www.openstreetmap.org/search?query="))
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56 {
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57 # This is a copy-paste from an openstreetmap.org search
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58 # in the format e.g.
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59 # https://www.openstreetmap.org/search?query=51.4878%2C-0.1353#map=11/51.4880/-0.1356
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60
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61 gsub(/https:\/\/www.openstreetmap.org\/search\?query=/, "")
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62 gsub(/#map=.*/, "")
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63 gsub(/%2C/, " ")
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64 print check_parameters($1, $2)
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65 }
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66
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67 else if (index($0, "https://www.openstreetmap.org/#map="))
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68 {
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69 # This is a copy-paste from an openstreetmap.org search
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70 # in the format e.g.
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71 # https://www.openstreetmap.org/#map=5/18.271/16.084
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72
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73 gsub(/https:\/\/www.openstreetmap.org\/#map=[^\/]*/,"")
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74 gsub(/\//," ")
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75 print check_parameters($1, $2)
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76 }
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77
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78 else if (index($0, "https://www.google.com/maps/"))
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79 {
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80 # This is a copy-paste from a google.com maps search
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81 # in the format e.g.
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82 # https://www.google.com/maps/place/London,+UK/@51.5283064,-0.3824815,10z/data=....
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83
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84 gsub(/https:\/\/www.google.com\/maps.*@/,"")
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85 sub(/,/," ")
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86 gsub(/,.*/,"")
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87 print check_parameters($1, $2)
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88 }
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89
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90 else if (index($0,".html"))
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91 {
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92 # This is an unknown html address
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93
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94 print "Error: " $0
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95 }
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96
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97 else if (index($0,"http"))
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98 {
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99 # This is an unknown html address
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100
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101 print "Error: " $0
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102 }
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103
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104 else if (index($0, ","))
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105 {
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106 # This is assumed to be a simple lat/long of the format:
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107 # 89.123,179.123
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108
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109 split($0, latlong, ",")
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110 print check_parameters(latlong[1], latlong[2])
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111 }
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112
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113 else
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114 {
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115 # This is assumed to be a simple lat/long of the format:
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116 # 89.123 179.123
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117
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118 split($0, latlong, " ")
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119 print check_parameters(latlong[1], latlong[2])
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120 }
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121 }