| import logging |
| import os |
| import os.path |
| import urllib.request, urllib.parse, urllib.error |
| |
| from edge.writer.solrtemplateresponsewriter import SolrTemplateResponseWriter |
| from edge.response.solrjsontemplateresponse import SolrJsonTemplateResponse |
| |
| class Writer(SolrTemplateResponseWriter): |
| def __init__(self, configFilePath): |
| super(Writer, self).__init__(configFilePath) |
| |
| self.contentType = 'application/json' |
| |
| templatePath = os.path.dirname(configFilePath) + os.sep |
| templatePath += self._configuration.get('service', 'template') |
| self.template = self._readTemplate(templatePath) |
| |
| def _generateOpenSearchResponse(self, solrResponse, searchText, searchUrl, searchParams, pretty): |
| response = SolrJsonTemplateResponse(parameters=searchParams) |
| response.setTemplate(self.template) |
| |
| return response.generate(solrResponse, pretty=pretty) |
| |
| def _constructSolrQuery(self, startIndex, entriesPerPage, parameters, facets): |
| queries = [] |
| filterQueries = [] |
| start = '*' |
| end = '*' |
| |
| for key, value in parameters.items(): |
| if value != "": |
| if key == 'keyword': |
| queries.append(urllib.parse.quote(value)) |
| elif key == 'ds': |
| filterQueries.append('datasetShortName:%s' % value) |
| elif key == 'startTime': |
| start = value |
| elif key == 'endTime': |
| end = value |
| elif key == 'basinId': |
| filterQueries.append('basinId_i:%s' % value) |
| elif key == 'basinName': |
| filterQueries.append('basinName:%s' % value) |
| filterQueries.append('(time:[' + start + '%20TO%20' + end + '])') |
| |
| if len(queries) == 0: |
| queries.append('*:*') |
| |
| query = 'q='+'+AND+'.join(queries)+'&version=2.2&indent=on&wt=json&start='+str(startIndex)+'&rows='+str(entriesPerPage) |
| |
| if len(filterQueries) > 0: |
| query += '&fq='+'+AND+'.join(filterQueries) |
| |
| logging.debug('solr query: '+query) |
| |
| return query |