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import xml.dom.minidom
from xml.dom.minidom import getDOMImplementation
from xml.dom.minidom import parse
import cStringIO
import os
import gtk
from sugar.datastore import datastore
from constants import Constants
from instance import Instance
import utils
from recorded import Recorded
import recorded
from savedmap import SavedMap
def fillMediaHash( index, m ):
doc = None
if (os.path.exists(index)):
try:
doc = parse( os.path.abspath(index) )
except:
doc = None
if (doc == None):
return
try:
lastLat = doc.documentElement.getAttributeNode(Constants.mapLat).nodeValue
lastLng = doc.documentElement.getAttributeNode(Constants.mapLng).nodeValue
lastZoom = doc.documentElement.getAttributeNode(Constants.mapZoom).nodeValue
m.ca.preComet()
m.ca.cometLogic.handleReceivedMap(lastLat,lastLng,lastZoom)
m.ca.postComet()
except:
# likely an old saved map
lastLat = 0
recdElements = doc.documentElement.getElementsByTagName(Constants.recdMapItem)
for el in recdElements:
_loadMediaIntoHash( el, m )
saveElements = doc.documentElement.getElementsByTagName(Constants.recdSavedMapItem)
for el in saveElements:
_loadSavedMap( el, m )
saveElements = doc.documentElement.getElementsByTagName(Constants.recdInfoMarker)
for el in saveElements:
_loadInfoMarker( el, m )
saveElements = doc.documentElement.getElementsByTagName(Constants.recdLine)
for el in saveElements:
_loadLine( el, m )
def _loadSavedMap( el, m ):
latNode = el.getAttributeNode(Constants.recdLat)
lat = latNode.nodeValue
lngNode = el.getAttributeNode(Constants.recdLng)
lng = lngNode.nodeValue
zoomNode = el.getAttributeNode(Constants.recdZoom)
zoom = zoomNode.nodeValue
notesNode = el.getAttributeNode(Constants.recdNotes)
notes = notesNode.nodeValue
tagsNode = el.getAttributeNode(Constants.recdTags)
tags = tagsNode.nodeValue
m.ca.addSavedMap(lat,lng,zoom,notes,False)
def _loadInfoMarker( el, m ):
latNode = el.getAttributeNode(Constants.recdLat)
lat = latNode.nodeValue
lngNode = el.getAttributeNode(Constants.recdLng)
lng = lngNode.nodeValue
infoNode = el.getAttributeNode(Constants.recdInfo)
info = infoNode.nodeValue
iconNode = el.getAttributeNode(Constants.recdIcon)
icon = iconNode.nodeValue
m.setInfo(lat,lng,info,icon)
def _loadLine( el, m ):
idNode = el.getAttributeNode(Constants.lineID)
id = idNode.nodeValue
colorNode = el.getAttributeNode(Constants.lineColor)
color = colorNode.nodeValue
thickNode = el.getAttributeNode(Constants.lineThick)
thick = thickNode.nodeValue
ptsNode = el.getAttributeNode(Constants.linePts)
pts = ptsNode.nodeValue
m.setLine(id,color,thick,pts)
def _loadMediaIntoHash( el, m ):
if (el.getAttributeNode(Constants.recdDatastoreId) == None):
return
datastoreNode = el.getAttributeNode(Constants.recdDatastoreId)
if (datastoreNode != None):
datastoreId = datastoreNode.nodeValue
if (datastoreId != None):
#quickly check: if you have a datastoreId that the file hasn't been deleted,
#cause if you do, we need to flag your removal
#2904 trac
datastoreOb = getMediaFromDatastore(datastoreId)
if (datastoreOb != None):
lat = 0
lng = 0
if (el.getAttributeNode(Constants.recdLat) != None):
latNode = el.getAttributeNode(Constants.recdLat)
lat = latNode.nodeValue
else:
return
if (el.getAttributeNode(Constants.recdLng) != None):
lngNode = el.getAttributeNode(Constants.recdLng)
lng = lngNode.nodeValue
else:
return
m.addMedia( lat, lng, datastoreOb )
def getMediaFromDatastore( id ):
mediaObject = None
try:
mediaObject = datastore.get( id )
finally:
if (mediaObject == None):
return None
return mediaObject
def fillRecdFromNode( recd, el ):
latNode = el.getAttributeNode(Constants.recdLat)
if (latNode != None):
recd.latitude = latNode.nodeValue
lngNode = el.getAttributeNode(Constants.recdLng)
if (lngNode != None):
recd.longitude = lngNode.nodeValue
return recd
def _addRecdXmlAttrs( el, recd ):
el.setAttribute(Constants.recdDatastoreId, str(recd.datastoreId))
el.setAttribute(Constants.recdLat, str(recd.latitude))
el.setAttribute(Constants.recdLng, str(recd.longitude))
def _addInfoXmlAttrs( el, recd ):
el.setAttribute(Constants.recdInfo, recd[2])
el.setAttribute(Constants.recdIcon, recd[3])
el.setAttribute(Constants.recdLat, str(recd[0]))
el.setAttribute(Constants.recdLng, str(recd[1]))
def _addLineXmlAttrs( el, recd ):
el.setAttribute(Constants.lineID, recd[0])
el.setAttribute(Constants.lineColor, recd[1])
el.setAttribute(Constants.lineThick, recd[2])
el.setAttribute(Constants.linePts, recd[3])
def _addSaveXmlAttrs( el, smap ):
el.setAttribute(Constants.recdLat, str(smap.lat))
el.setAttribute(Constants.recdLng, str(smap.lng))
el.setAttribute(Constants.recdZoom, str(smap.zoom))
el.setAttribute(Constants.recdNotes, str(smap.notes))
el.setAttribute(Constants.recdTags, smap.tags)
#el.setAttribute(Constants.recdDensity, str(smap.density))
if (smap.recdDatastoreId != None):
el.setAttribute(Constants.recdRecdId, smap.recdDatastoreId)
el.setAttribute(Constants.recdRecdLat, smap.recdLat)
el.setAttribute(Constants.recdRecdLng, smap.recdLng)
def saveMediaHash( m ):
impl = getDOMImplementation()
album = impl.createDocument(None, Constants.recdAlbum, None)
root = album.documentElement
root.setAttribute(Constants.mapLat, m.ca.NOW_MAP_CENTER_LAT)
root.setAttribute(Constants.mapLng, m.ca.NOW_MAP_CENTER_LNG)
root.setAttribute(Constants.mapZoom, m.ca.NOW_MAP_ZOOM)
for i in range (0, len(m.recs)):
recd = m.recs[i]
mediaEl = album.createElement(Constants.recdMapItem)
root.appendChild( mediaEl )
_addRecdXmlAttrs( mediaEl, recd )
for k, iMarker in m.infoMarkers.iteritems():
mediaEl = album.createElement(Constants.recdInfoMarker)
root.appendChild( mediaEl )
_addInfoXmlAttrs( mediaEl, iMarker.split(";~") )
for k, iMarker in m.lineData.iteritems():
mediaEl = album.createElement(Constants.recdLine)
root.appendChild( mediaEl )
_addLineXmlAttrs( mediaEl, iMarker.split(";~") )
for i in range (0, len(m.savedMaps)):
smap = m.savedMaps[i]
saveEl = album.createElement(Constants.recdSavedMapItem)
root.appendChild( saveEl )
_addSaveXmlAttrs( saveEl, smap )
return album
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