Mercurial > dive4elements > river
annotate backend/contrib/shpimporter/shpimporter.py @ 6466:cf514239d290
Removed indentation and added doc for prepare*Data.
author | Felix Wolfsteller <felix.wolfsteller@intevation.de> |
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date | Thu, 27 Jun 2013 10:42:57 +0200 |
parents | 5aa05a7a34b7 |
children | e68e414dceb2 |
rev | line source |
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1 try: |
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2 from osgeo import ogr |
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3 except ImportError: |
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4 import ogr |
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5 |
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6 import utils, optparse |
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7 import sys |
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8 import os |
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9 import logging |
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10 |
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11 from uesg import UESG |
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12 from axis import Axis |
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13 from km import KM |
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14 from fixpoints import Fixpoint |
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15 from buildings import Building |
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16 from crosssectiontracks import CrosssectionTrack |
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17 from floodplains import Floodplain |
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18 from boundaries import HydrBoundary, HydrBoundaryPoly |
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19 from hws import HWSLines, HWSPoints |
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20 from gauges import GaugeLocation |
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21 from jetties import Jetties |
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22 from dgm import insertRiverDgm |
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23 from floodmarks import Floodmark |
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24 |
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25 logger = logging.getLogger("shpimporter") |
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26 |
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27 os.environ["NLS_LANG"] = ".AL32UTF8" |
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28 |
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29 def initialize_logging(level): |
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30 """Initializes the logging system""" |
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31 root = logging.getLogger() |
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32 root.setLevel(level) |
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33 hdlr = logging.StreamHandler() |
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34 fmt = logging.Formatter("%(levelname)s %(name)s: %(message)s") |
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35 hdlr.setFormatter(fmt) |
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36 root.addHandler(hdlr) |
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37 |
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38 def getImporters(river_id, dbconn, dry_run): |
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39 return [ |
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40 Axis(river_id, dbconn, dry_run), |
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41 KM(river_id, dbconn, dry_run), |
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42 CrosssectionTrack(river_id, dbconn, dry_run), |
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43 Fixpoint(river_id, dbconn, dry_run), |
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44 Building(river_id, dbconn, dry_run), |
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45 Floodplain(river_id, dbconn, dry_run), |
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46 HydrBoundary(river_id, dbconn, dry_run), |
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47 HydrBoundaryPoly(river_id, dbconn, dry_run), |
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48 HWSLines(river_id, dbconn, dry_run), |
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49 HWSPoints(river_id, dbconn, dry_run), |
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50 GaugeLocation(river_id, dbconn, dry_run), |
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51 Jetties(river_id, dbconn, dry_run), |
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52 Floodmark(river_id, dbconn, dry_run), |
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53 UESG(river_id, dbconn, dry_run) |
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54 ] |
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55 |
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56 |
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57 def getConfig(): |
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58 parser = optparse.OptionParser() |
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59 parser.add_option("--directory", type="string") |
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60 parser.add_option("--target_srs", type="int") |
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61 parser.add_option("--host", type="string") |
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62 parser.add_option("--user", type="string") |
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63 parser.add_option("--password", type="string") |
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64 parser.add_option("--river_name", type="string") |
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65 parser.add_option("--verbose", type="int", default=1) |
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66 parser.add_option("--dry_run", type="int", default=0) |
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67 parser.add_option("--ogr_connection", type="string") |
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68 parser.add_option("--skip_axis", type="int") |
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69 parser.add_option("--skip_hydr_boundaries", type="int") |
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70 parser.add_option("--skip_buildings", type="int") |
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71 parser.add_option("--skip_crosssections", type="int") |
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72 parser.add_option("--skip_fixpoints", type="int") |
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73 parser.add_option("--skip_floodplains", type="int") |
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74 parser.add_option("--skip_hws_lines", type="int") |
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75 parser.add_option("--skip_hws_points", type="int") |
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76 parser.add_option("--skip_gauge_locations", type="int") |
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77 parser.add_option("--skip_kms", type="int") |
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78 parser.add_option("--skip_uesgs", type="int") |
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79 parser.add_option("--skip_dgm", type="int") |
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80 parser.add_option("--skip_jetties", type="int") |
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81 parser.add_option("--skip_floodmarks", type="int") |
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82 (config, args) = parser.parse_args() |
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83 |
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84 if config.verbose > 1: |
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85 initialize_logging(logging.DEBUG) |
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86 elif config.verbose == 1: |
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87 initialize_logging(logging.INFO) |
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88 else: |
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89 initialize_logging(logging.WARN) |
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90 |
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91 if config.directory == None: |
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92 logger.error("No river directory specified!") |
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93 raise Exception("Invalid config") |
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94 if not config.ogr_connection: |
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95 if not config.host: |
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96 logger.error("No database host specified!") |
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97 raise Exception("Invalid config") |
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98 if not config.user: |
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99 logger.error("No databaser user specified!") |
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100 raise Exception("Invalid config") |
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101 if not config.password: |
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102 logger.error("No password specified!") |
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103 raise Exception("Invalid config") |
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104 |
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105 return config |
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106 |
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107 |
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108 def skip_importer(config, importer): |
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109 if config.skip_axis == 1 and isinstance(importer, Axis): |
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110 return True |
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111 elif config.skip_hydr_boundaries == 1 and isinstance(importer, HydrBoundary): |
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112 return True |
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113 elif config.skip_hydr_boundaries == 1 and isinstance(importer, HydrBoundaryPoly): |
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114 return True |
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115 elif config.skip_buildings == 1 and isinstance(importer, Building): |
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116 return True |
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117 elif config.skip_crosssections == 1 and isinstance(importer, CrosssectionTrack): |
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118 return True |
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119 elif config.skip_fixpoints == 1 and isinstance(importer, Fixpoint): |
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120 return True |
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121 elif config.skip_floodplains == 1 and isinstance(importer, Floodplain): |
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122 return True |
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123 elif config.skip_hws_lines == 1 and isinstance(importer, HWSLines): |
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124 return True |
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125 elif config.skip_hws_points == 1 and isinstance(importer, HWSPoints) and \ |
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126 not isinstance(importer, HWSLines): |
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127 return True |
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128 elif config.skip_gauge_locations == 1 and isinstance(importer, GaugeLocation): |
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129 return True |
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130 elif config.skip_jetties == 1 and isinstance(importer, Jetties): |
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131 return True |
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132 elif config.skip_kms == 1 and isinstance(importer, KM): |
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133 return True |
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134 elif config.skip_uesgs == 1 and isinstance(importer, UESG): |
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135 return True |
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136 elif config.skip_floodmarks == 1 and isinstance(importer, Floodmark): |
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137 return True |
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138 |
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139 return False |
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140 |
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141 def main(): |
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142 config=None |
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143 try: |
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144 config = getConfig() |
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145 except: |
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146 return -1 |
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147 |
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148 if config == None: |
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149 logger.error("Unable to read config from command line!") |
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150 return |
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151 |
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152 if config.dry_run > 0: |
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153 logger.info("You enable 'dry_run'. No database transaction will take place!") |
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154 |
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155 if config.ogr_connection: |
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156 connstr = config.ogr_connection |
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157 else: |
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158 connstr = 'OCI:%s/%s@%s' % (config.user, config.password, config.host) |
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159 |
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160 oracle = False # Marker if oracle is used. |
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161 if 'OCI:' in connstr: |
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162 oracle = True |
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163 try: |
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164 import cx_Oracle as dbapi |
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165 raw_connstr=connstr.replace("OCI:", "") |
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166 except ImportError: |
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167 logger.error("Module cx_Oracle not found in: %s\n" |
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168 "Neccessary to connect to a Oracle Database.\n" |
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169 "Please refer to the installation " |
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170 "documentation." % sys.path) |
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171 return -1 |
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172 |
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173 else: # Currently only support for oracle and postgres |
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174 try: |
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175 import psycopg2 as dbapi |
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176 raw_connstr=connstr.replace("PG:", "") |
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177 except ImportError: |
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178 logger.error("Module psycopg2 not found in: %s\n" |
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179 "Neccessary to connect to a Posgresql Database.\n" |
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180 "Please refer to the installation " |
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181 "documentation." % sys.path) |
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182 return -1 |
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183 |
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184 dbconn_raw = dbapi.connect(raw_connstr) |
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185 dbconn = ogr.Open(connstr) |
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186 |
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187 if dbconn == None: |
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188 logger.error("Could not connect to database %s" % connstr) |
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189 return -1 |
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190 |
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191 types = {} |
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192 |
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193 directories = [] |
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194 if not config.river_name: |
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195 for file in [os.path.join(config.directory, d) for d in \ |
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196 os.listdir(config.directory)]: |
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197 if os.path.isdir(file): |
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198 directories.append(file) |
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199 else: |
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200 directories.append(config.directory) |
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201 |
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202 for directory in directories: |
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203 if not config.river_name: |
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204 river_name = utils.getUTF8Path( |
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205 os.path.basename(os.path.normpath(directory))) |
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206 else: |
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207 river_name = config.river_name |
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208 river_id = utils.getRiverId(dbconn_raw, river_name, oracle) |
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209 |
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210 if not river_id: |
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211 logger.info(u"Could not find river in database. Skipping: %s" |
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212 % unicode(utils.getUTF8(river_name), "UTF-8")) |
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213 continue |
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214 else: |
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215 logger.info(u"Importing River: %s" % unicode( |
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216 utils.getUTF8(river_name), "UTF-8")) |
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217 |
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218 for importer in getImporters(river_id, dbconn, config.dry_run): |
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219 if skip_importer(config, importer): |
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220 logger.info("Skip import of '%s'" % importer.getName()) |
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221 continue |
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222 |
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223 logger.info("Start import of '%s'" % importer.getName()) |
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224 |
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225 shapes = utils.findShapefiles(importer.getPath(config.directory)) |
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226 logger.debug("Found %i Shapefiles" % len(shapes)) |
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227 |
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228 for shpTuple in shapes: |
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229 geomType = importer.walkOverShapes(shpTuple) |
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230 try: |
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231 if geomType is not None: |
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232 num = types[geomType] |
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233 types[geomType] = num+1 |
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234 except: |
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235 types[geomType] = 1 |
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236 |
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237 for key in types: |
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238 logger.debug("%i x geometry type %s" % (types[key], key)) |
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239 |
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240 if not config.skip_dgm: |
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241 dgmfilename = os.path.join( |
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242 config.directory, "..", "DGMs.csv") |
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243 if not os.access(dgmfilename, os.R_OK) or not \ |
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244 os.path.isfile(dgmfilename): |
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245 logger.info("Could not find or access DGM file: %s \n" |
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246 "Skipping DGM import." % dgmfilename) |
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247 else: |
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248 logger.info("Inserting DGM meta information in 'dem' table.") |
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249 insertRiverDgm(dbconn_raw, dgmfilename, river_name, |
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250 config.dry_run, oracle) |
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251 else: |
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252 logger.info("Skip import of DGM.") |
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253 |
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254 if __name__ == '__main__': |
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255 main() |