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1 # -*- coding: utf-8 -*- |
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2 |
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3 import simplejson |
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4 |
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5 from cubicweb.interfaces import IGeocodable |
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6 from cubicweb.common.view import EntityView |
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7 from cubicweb.common.selectors import interface_selector |
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8 |
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9 class GeocodingJsonView(EntityView): |
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10 id = 'geocoding-json' |
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11 binary = True |
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12 templatable = False |
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13 content_type = 'application/json' |
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14 |
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15 __selectors__ = (interface_selector,) |
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16 accepts_interfaces = (IGeocodable,) |
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17 |
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18 def call(self): |
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19 extraparams = self.req.form.copy() |
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20 extraparams.pop('vid', None) |
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21 extraparams.pop('rql', None) |
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22 markers = [self.build_marker_data(rowidx, extraparams) |
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23 for rowidx in xrange(len(self.rset))] |
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24 center = { |
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25 'latitude': sum(marker['latitude'] for marker in markers) / len(markers), |
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26 'longitude': sum(marker['longitude'] for marker in markers) / len(markers), |
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27 } |
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28 geodata = { |
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29 'center': center, |
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30 'markers': markers, |
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31 } |
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32 self.w(simplejson.dumps(geodata)) |
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33 |
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34 def build_marker_data(self, row, extraparams): |
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35 entity = self.entity(row, 0) |
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36 return {'latitude': entity.latitude, 'longitude': entity.longitude, |
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37 'title': entity.dc_long_title(), |
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38 #icon defines : (icon._url, icon.size, icon.iconAncho', icon.shadow) |
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39 'icon': entity.marker_icon() or (self.req.external_resource('GMARKER_ICON'), (20, 34), (4, 34), None), |
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40 'bubbleUrl': entity.absolute_url(vid='gmap-bubble', __notemplate=1, **extraparams), |
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41 } |
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42 |
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43 |
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44 class GoogleMapBubbleView(EntityView): |
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45 id = 'gmap-bubble' |
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46 |
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47 __selectors__ = (interface_selector,) |
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48 accepts_interfaces = (IGeocodable,) |
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49 |
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50 def cell_call(self, row, col): |
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51 entity = self.entity(row, col) |
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52 self.w(u'<div>%s</div>' % entity.view('oneline')) |
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53 # FIXME: we should call something like address-view if available |
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54 |
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55 |
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56 class GoogleMapsView(EntityView): |
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57 id = 'gmap-view' |
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58 |
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59 __selectors__ = (interface_selector,) |
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60 accepts_interfaces = (IGeocodable,) |
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61 need_navigation = False |
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62 |
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63 def call(self, gmap_key, width=400, height=400, uselabel=True, urlparams=None): |
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64 self.req.add_js('http://maps.google.com/maps?file=api&v=2&key=%s' % gmap_key, |
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65 localfile=False); |
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66 self.req.add_js( ('cubicweb.widgets.js', 'cubicweb.gmap.js', 'gmap.utility.labeledmarker.js') ) |
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67 rql = self.rset.printable_rql() |
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68 if urlparams is None: |
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69 loadurl = self.build_url(rql=rql, vid='geocoding-json') |
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70 else: |
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71 loadurl = self.build_url(rql=rql, vid='geocoding-json', **urlparams) |
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72 self.w(u'<div style="width: %spx; height: %spx;" class="widget gmap" ' |
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73 u'cubicweb:wdgtype="GMapWidget" cubicweb:loadtype="auto" ' |
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74 u'cubicweb:loadurl="%s" cubicweb:uselabel="%s"> </div>' % (width, height, loadurl, uselabel)) |
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75 |
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76 |
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77 class GoogeMapsLegend(EntityView): |
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78 id = 'gmap-legend' |
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79 |
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80 def call(self): |
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81 self.w(u'<ol>') |
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82 for rowidx in xrange(len(self.rset)): |
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83 self.w(u'<li>') |
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84 self.wview('listitem', self.rset, row=rowidx, col=0) |
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85 self.w(u'</li>') |
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86 self.w(u'</ol>') |