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121 lines
4.0 KiB
Python
121 lines
4.0 KiB
Python
1 year ago
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import os, time
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'''
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Plugin handler for the Earthworm export plugin.
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'''
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class SeedlinkPluginHandler:
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# Create defaults
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def __init__(self):
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self.instances = {}
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self.channelMap = {}
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self.idMap = {}
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def push(self, seedlink):
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# Check and set defaults
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host = seedlink._get('sources.scream_ring.address')
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try: tcpport = int(seedlink.param('sources.scream_ring.tcpport'))
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except: tcpport = 1567
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try: port = int(seedlink.param('sources.scream_ring.port'))
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except: port = 1567
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seedlink.setParam('sources.scream_ring.tcpport', tcpport);
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seedlink.setParam('sources.scream_ring.port', port);
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try: rsize = int(seedlink.param('sources.scream_ring.rsize'))
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except: rsize = 1000
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seedlink.setParam('sources.scream_ring.rsize', rsize);
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try:
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if seedlink.param('sources.scream_ring.tcp').lower() in ("yes","true","1"):
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seedlink.setParam('sources.scream_ring.tcpFlag',' -tcp')
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else:
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seedlink.setParam('sources.scream_ring.tcpFlag','')
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except:
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seedlink.setParam('sources.scream_ring.tcpFlag','')
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key = (host, tcpport, port, seedlink.param('sources.scream_ring.tcpFlag'))
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try:
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screamId = self.instances[key]
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except KeyError:
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screamId = len(self.instances)
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self.instances[key] = screamId
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self.channelMap[screamId] = []
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try:
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channelItems = [ x.strip() for x in seedlink.param('sources.scream_ring.channels').split(',') ]
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map = os.path.join(seedlink.config_dir, "scream_ring2sl%d.map" % screamId)
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seedlink.setParam('sources.scream_ring.mapFlag',map)
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except KeyError:
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try:
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map = seedlink.param('sources.scream_ring.map')
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if not os.path.isabs(map):
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map = os.path.join(seedlink.config_dir, map)
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except: map = os.path.join(seedlink.config_dir, 'scream2sl.map')
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seedlink.setParam('sources.scream_ring.mapFlag',map)
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channelItems = []
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for item in channelItems:
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mapping = [x.strip() for x in item.split(':')]
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if len(mapping) != 2:
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raise Exception("Error: invalid channel mapping '%s' in %s" % (item, seedlink.station_config_file))
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if not mapping[0] or not mapping[1]:
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raise Exception("Error: invalid channel mapping '%s' in %s" % (item, seedlink.station_config_file))
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# Prepend current station code if not explicitely given
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if not " " in mapping[1]:
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mapping[1] = seedlink._get('seedlink.station.code') + " " + mapping[1]
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mapping[1] = [x.strip() for x in mapping[1].split()]
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# Add network code
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mapping.insert(1, seedlink._get('seedlink.station.network'))
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if not mapping in self.channelMap[screamId]:
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self.channelMap[screamId].append(mapping)
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try:
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if not mapping[1] in self.idMap[mapping[0]]:
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self.idMap[mapping[0]].append(mapping[1])
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except KeyError:
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self.idMap[mapping[0]] = [mapping[1]]
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return (key,map)
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# Flush does nothing
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def flush(self, seedlink):
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for x in self.idMap.keys():
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if len(self.idMap[x]) > 1:
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raise Exception("Error: Scream plugin has multiple mappings for id(s) %s" % ", ".join(self.idMap.keys()))
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cols = [0,0,0,0]
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for x in self.channelMap.keys():
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for c in self.channelMap[x]:
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vals = [c[0], c[1], c[2][0], c[2][1]]
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for i in range(len(vals)):
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if len(vals[i]) > cols[i]: cols[i] = len(vals[i])
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for x in self.channelMap.keys():
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mappings = self.channelMap[x]
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if len(mappings) == 0: continue
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scream2slmap = os.path.join(seedlink.config_dir, "scream_ring2sl%d.map" % x)
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fd = open(scream2slmap, "w")
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line_id = 1
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fd.write("# Generated at %s - Do not edit!\n" % time.strftime("%Y-%m-%d %H:%M:%S UTC", time.gmtime()))
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for c in mappings:
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fd.write("ChanInfo %s%s %s%s %s%s %s%s %d\n" % (c[0], " "*(cols[0]-len(c[0])), c[1], " "*(cols[1]-len(c[1])), c[2][0], " "*(cols[2]-len(c[2][0])), c[2][1], " "*(cols[3]-len(c[2][1])), line_id))
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line_id = line_id + 1
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fd.close()
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