def exportMashup(filename, vtcontroller, mashuptrail, mashupversion, etype):
"""exportMashup(filename: str, vtcontroller: VistrailController,
mashuptrail: Mashuptrail, type: int) -> bool
where etype is
0: include full tree
1: include only workflow and mashup identified by version
2: as a link, it will point to a local file.
"""
result = False
if vtcontroller is not None and mashuptrail is not None:
locator = vtcontroller.locator
version = mashuptrail.vtVersion
node = ElementTree.Element('vtlink')
if isinstance(locator, DBLocator):
node.set('host', str(locator.host))
node.set('port', str(locator.port))
node.set('database', str(locator.db))
node.set('vtid', str(locator.obj_id))
else:
node.set('filename', str(locator.name))
node.set('version', str(version))
node.set('execute', "True")
node.set('forceDB', "False")
node.set('showSpreadsheetOnly', "True")
node.set('mashuptrail', str(mashuptrail.id))
node.set('mashupVersion', str(mashupversion))
if etype in [0,1]:
if etype == 1: #minimal
pip = vtcontroller.vistrail.getPipeline(version)
vistrail = Vistrail()
id_remap = {}
action = vistrails.core.db.action.create_paste_action(pip,
vistrail.idScope,
id_remap)
vistrail.add_action(action, 0L, 0)
tag = vtcontroller.vistrail.get_tag(version)
if tag is None:
tag = "Imported workflow"
vistrail.addTag(tag, action.id)
node.set('version', str(action.id))
id_scope = IdScope(1L)
newmashuptrail = Mashuptrail(
MashupsManager.getNewMashuptrailId(),
action.id,
id_scope)
maction = mashuptrail.actionMap[mashupversion]
mtag = mashuptrail.getTagForActionId(mashupversion)
newmashup = copy.copy(maction.mashup)
newmashup.remapPipelineObjects(id_remap)
currVersion = newmashuptrail.addVersion(
newmashuptrail.getLatestVersion(),
newmashup, maction.user,
maction.date)
newmashuptrail.currentVersion = currVersion
newmashuptrail.changeTag(currVersion, mtag, maction.user,
maction.date)
newvtcontroller = BaseVistrailController(vistrail, None)
MashupsManager.addMashuptrailtoVistrailController(newvtcontroller,
newmashuptrail)
node.set('mashuptrail', str(newmashuptrail.id))
node.set('mashupVersion', str(newmashuptrail.currentVersion))
else:
vistrail = vtcontroller.vistrail
newvtcontroller = MashupsManager.copyBaseVistrailController(vtcontroller)
#create temporary file
(fd, name) = tempfile.mkstemp(prefix='vt_tmp',
suffix='.vt')
os.close(fd)
try:
fileLocator = FileLocator(name)
newvtcontroller.write_vistrail(fileLocator)
contents = open(name).read()
vtcontent = base64.b64encode(contents)
finally:
os.unlink(name)
#if not vistrail.db_version:
# vistrail.db_version = currentVersion
node.set('vtcontent',vtcontent)
xmlstring = ElementTree.tostring(node)
file_ = open(filename,'w')
file_.write(xmlstring)
file_.close()
result = True
return result
def exportMashup(filename, vtcontroller, mashuptrail, mashupversion,
etype):
"""exportMashup(filename: str, vtcontroller: VistrailController,
mashuptrail: Mashuptrail, type: int) -> bool
where etype is
0: include full tree
1: include only workflow and mashup identified by version
2: as a link, it will point to a local file.
"""
result = False
if vtcontroller is not None and mashuptrail is not None:
locator = vtcontroller.locator
version = mashuptrail.vtVersion
node = ElementTree.Element('vtlink')
if isinstance(locator, DBLocator):
node.set('host', str(locator.host))
node.set('port', str(locator.port))
node.set('database', str(locator.db))
node.set('vtid', str(locator.obj_id))
else:
node.set('filename', str(locator.name))
node.set('version', str(version))
node.set('execute', "True")
node.set('forceDB', "False")
node.set('showSpreadsheetOnly', "True")
node.set('mashuptrail', str(mashuptrail.id))
node.set('mashupVersion', str(mashupversion))
if etype in [0, 1]:
if etype == 1: #minimal
pip = vtcontroller.vistrail.getPipeline(version)
vistrail = Vistrail()
id_remap = {}
action = vistrails.core.db.action.create_paste_action(
pip, vistrail.idScope, id_remap)
vistrail.add_action(action, 0L, 0)
tag = vtcontroller.vistrail.get_tag(version)
if tag is None:
tag = "Imported workflow"
vistrail.addTag(tag, action.id)
node.set('version', str(action.id))
id_scope = IdScope(1L)
newmashuptrail = Mashuptrail(
MashupsManager.getNewMashuptrailId(), action.id,
id_scope)
maction = mashuptrail.actionMap[mashupversion]
mtag = mashuptrail.getTagForActionId(mashupversion)
newmashup = copy.copy(maction.mashup)
newmashup.remapPipelineObjects(id_remap)
currVersion = newmashuptrail.addVersion(
newmashuptrail.getLatestVersion(), newmashup,
maction.user, maction.date)
newmashuptrail.currentVersion = currVersion
newmashuptrail.changeTag(currVersion, mtag, maction.user,
maction.date)
newvtcontroller = BaseVistrailController(vistrail, None)
MashupsManager.addMashuptrailtoVistrailController(
newvtcontroller, newmashuptrail)
node.set('mashuptrail', str(newmashuptrail.id))
node.set('mashupVersion',
str(newmashuptrail.currentVersion))
else:
vistrail = vtcontroller.vistrail
newvtcontroller = MashupsManager.copyBaseVistrailController(
vtcontroller)
#create temporary file
(fd, name) = tempfile.mkstemp(prefix='vt_tmp', suffix='.vt')
os.close(fd)
try:
fileLocator = FileLocator(name)
newvtcontroller.write_vistrail(fileLocator)
contents = open(name).read()
vtcontent = base64.b64encode(contents)
finally:
os.unlink(name)
#if not vistrail.db_version:
# vistrail.db_version = currentVersion
node.set('vtcontent', vtcontent)
xmlstring = ElementTree.tostring(node)
file_ = open(filename, 'w')
file_.write(xmlstring)
file_.close()
result = True
return result
