示例#1
0
class DataStore(ResourceInfo):
    resource_type = "dataStore"
    save_method = "PUT"

    def __init__(self, catalog, workspace, name):
        super(DataStore, self).__init__()

        assert isinstance(workspace, ws.Workspace)
        assert isinstance(name, str)
        self.catalog = catalog
        self.workspace = workspace
        self.name = name

    @property
    def href(self):
        return url(self.catalog.service_url, [
            "workspaces", self.workspace.name, "datastores", self.name + ".xml"
        ])

    enabled = xml_property("enabled", lambda x: x.text == "true")
    name = xml_property("name")
    type = xml_property("type")
    connection_parameters = xml_property("connectionParameters",
                                         key_value_pairs)

    writers = dict(enabled=write_bool("enabled"),
                   name=write_string("name"),
                   type=write_string("type"),
                   connectionParameters=write_dict("connectionParameters"))

    @property
    def resource_url(self):
        return url(self.catalog.service_url, [
            "workspaces", self.workspace.name, "datastores", self.name,
            "featuretypes.xml"
        ])

    def get_resources(self, name=None, available=False):
        res_url = self.resource_url
        if available:
            res_url += "?list=available"
        xml = self.catalog.get_xml(res_url)

        def ft_from_node(node):
            return featuretype_from_index(self.catalog, self.workspace, self,
                                          node)

        # if name passed, return only one FeatureType, otherwise return all FeatureTypes in store:
        if name is not None:
            for node in xml.findall("featureType"):
                if node.findtext("name") == name:
                    return ft_from_node(node)
            return None
        if available:
            return [str(node.text) for node in xml.findall("featureTypeName")]
        else:
            return [ft_from_node(node) for node in xml.findall("featureType")]
示例#2
0
class CoverageStore(ResourceInfo):
    resource_type = 'coverageStore'
    save_method = "PUT"

    def __init__(self, catalog, workspace, name):
        super(CoverageStore, self).__init__()

        assert isinstance(workspace, ws.Workspace)
        assert isinstance(name, str)

        self.catalog = catalog
        self.workspace = workspace
        self.name = name

    @property
    def href(self):
        return url(self.catalog.service_url, [
            "workspaces", self.workspace.name, "coveragestores",
            self.name + ".xml"
        ])

    enabled = xml_property("enabled", lambda x: x.text == "true")
    name = xml_property("name")
    url = xml_property("url")
    type = xml_property("type")

    writers = dict(enabled=write_bool("enabled"),
                   name=write_string("name"),
                   url=write_string("url"),
                   type=write_string("type"),
                   workspace=write_string("workspace"))

    def get_resources(self, name=None):
        res_url = url(self.catalog.service_url, [
            "workspaces", self.workspace.name, "coveragestores", self.name,
            "coverages.xml"
        ])

        xml = self.catalog.get_xml(res_url)

        def cov_from_node(node):
            return coverage_from_index(self.catalog, self.workspace, self,
                                       node)

        # if name passed, return only one Coverage, otherwise return all Coverages in store:
        if name is not None:
            for node in xml.findall("coverage"):
                if node.findtext("name") == name:
                    return cov_from_node(node)
            return None
        return [cov_from_node(node) for node in xml.findall("coverage")]
class Workspace(ResourceInfo): 
    resource_type = "workspace"

    def __init__(self, catalog, name):
        super(Workspace, self).__init__()
        self.catalog = catalog
        self.name = name

    @property
    def href(self):
        return url(self.catalog.service_url, ["workspaces", self.name + ".xml"])

    @property
    def coveragestore_url(self):
        return url(self.catalog.service_url, ["workspaces", self.name, "coveragestores.xml"])

    @property
    def datastore_url(self):
        return url(self.catalog.service_url, ["workspaces", self.name, "datastores.xml"])

    @property
    def wmsstore_url(self):
        return "%s/workspaces/%s/wmsstores.xml" % (self.catalog.service_url, self.name)

    enabled = xml_property("enabled", lambda x: x.lower() == 'true')
    writers = dict(
        enabled = write_bool("enabled")
    )

    def __repr__(self):
        return "%s @ %s" % (self.name, self.href)
示例#4
0
class WmsStore(ResourceInfo):
    resource_type = "wmsStore"
    save_method = "PUT"

    def __init__(self, catalog, workspace, name, user, password):
        super(WmsStore, self).__init__()

        assert isinstance(workspace, ws.Workspace)
        assert isinstance(name, str)
        self.catalog = catalog
        self.workspace = workspace
        self.name = name
        self.metadata = {}
        self.metadata['user'] = user
        self.metadata['password'] = password

    @property
    def href(self):
        return "%s/workspaces/%s/wmsstores/%s.xml" % (
            self.catalog.service_url, self.workspace.name, self.name)

    enabled = xml_property("enabled", lambda x: x.text == "true")
    name = xml_property("name")
    nativeName = xml_property("nativeName")
    capabilitiesURL = xml_property("capabilitiesURL")
    type = xml_property("type")
    metadata = xml_property("metadata", key_value_pairs)

    writers = dict(enabled=write_bool("enabled"),
                   name=write_string("name"),
                   capabilitiesURL=write_string("capabilitiesURL"),
                   type=write_string("type"),
                   metadata=write_dict("metadata"))

    def get_resources(self, name=None, available=False):

        res_url = "%s/workspaces/%s/wmsstores/%s/wmslayers.xml" % (
            self.catalog.service_url, self.workspace.name, self.name)
        layer_name_attr = "wmsLayer"

        if available:
            res_url += "?list=available"
            layer_name_attr += 'Name'

        xml = self.catalog.get_xml(res_url)

        def wl_from_node(node):
            return wmslayer_from_index(self.catalog, self.workspace, self,
                                       node)

        # if name passed, return only one layer, otherwise return all layers in store:
        if name is not None:
            for node in xml.findall(layer_name_attr):
                if node.findtext("name") == name:
                    return wl_from_node(node)
            return None

        if available:
            return [str(node.text) for node in xml.findall(layer_name_attr)]
        else:
            return [
                wl_from_node(node) for node in xml.findall(layer_name_attr)
            ]
示例#5
0
class LayerGroup(ResourceInfo):
    """    Represents a layer group in geoserver 
    """

    resource_type = "layerGroup"
    save_method = "PUT"

    def __init__(self, catalog, name, workspace=None):
        super(LayerGroup, self).__init__()

        assert isinstance(name, str)

        self.catalog = catalog
        self.name = name
        self.workspace = workspace

        # the XML format changed in 2.3.x - the element listing all the layers
        # and the entries themselves have changed
        if self.catalog.gsversion() == "2.2.x":
            parent, element, attributes = "layers", "layer", None
        else:
            parent, element, attributes = "publishables", "published", {
                'type': 'layer'
            }
        self._layer_parent = parent
        self._layer_element = element
        self._layer_attributes = attributes
        self.writers = dict(name=write_string("name"),
                            styles=_write_styles,
                            layers=lambda b, l: _write_layers(
                                b, l, parent, element, attributes),
                            bounds=write_bbox("bounds"),
                            workspace=write_string("workspace"))

    @property
    def href(self):
        path_parts = ["layergroups", self.name + ".xml"]
        if self.workspace is not None:
            workspace_name = getattr(self.workspace, 'name', self.workspace)
            path_parts = ["workspaces", workspace_name] + path_parts
        return url(self.catalog.service_url, path_parts)

    styles = xml_property("styles", _style_list)
    bounds = xml_property("bounds", bbox)

    def _layers_getter(self):
        if "layers" in self.dirty:
            return self.dirty["layers"]
        else:
            if self.dom is None:
                self.fetch()
            node = self.dom.find(self._layer_parent)
            return _layer_list(
                node, self._layer_element) if node is not None else None

    def _layers_setter(self, value):
        self.dirty["layers"] = value

    def _layers_delete(self):
        self.dirty["layers"] = None

    layers = property(_layers_getter, _layers_setter, _layers_delete)

    def __str__(self):
        return "<LayerGroup %s>" % self.name

    __repr__ = __str__
class WmsLayer(ResourceInfo):
    resource_type = "wmsLayer"
    save_method = "PUT"

    def __init__(self, catalog, workspace, store, name):
        super(WmsLayer, self).__init__()
        self.catalog = catalog
        self.workspace = workspace
        self.store = store
        self.name = name

    @property
    def href(self):
        return "%s/workspaces/%s/wmsstores/%s/wmslayers/%s.xml" % (
            self.catalog.service_url, self.workspace.name, self.store.name,
            self.name)

    title = xml_property("title")
    description = xml_property("description")
    abstract = xml_property("abstract")
    keywords = xml_property("keywords", string_list)
    # nativeCRS
    projection = xml_property("srs")
    native_bbox = xml_property("nativeBoundingBox", bbox)
    latlon_bbox = xml_property("latLonBoundingBox", bbox)
    projection_policy = xml_property("projectionPolicy")
    enabled = xml_property("enabled", lambda x: x.text == "true")
    advertised = xml_property("advertised",
                              lambda x: x.text == "true",
                              default=True)
    metadata_links = xml_property("metadataLinks", metadata_link_list)

    writers = dict(
        title=write_string("title"),
        description=write_string("description"),
        abstract=write_string("abstract"),
        keywords=write_string_list("keywords"),
        # nativeCRS
        srs=write_string("srs"),
        nativeBoundingBox=write_bbox("nativeBoundingBox"),
        latLonBoundingBox=write_bbox("latLonBoundingBox"),
        projectionPolicy=write_string("projectionPolicy"),
        enabled=write_bool("enabled"),
        advertised=write_bool("advertised"),
        metadataLinks=write_metadata_link_list("metadataLinks"))
class Coverage(_ResourceBase):
    resource_type = "coverage"
    url_part_stores = 'coveragestores'
    url_part_types = 'coverages'

    title = xml_property("title")
    abstract = xml_property("abstract")
    enabled = xml_property("enabled")
    advertised = xml_property("advertised", default="true")
    native_bbox = xml_property("nativeBoundingBox", bbox)
    latlon_bbox = xml_property("latLonBoundingBox", bbox)
    projection = xml_property("srs")
    projection_policy = xml_property("projectionPolicy")
    keywords = xml_property("keywords", string_list)
    request_srs_list = xml_property("requestSRS", string_list)
    response_srs_list = xml_property("responseSRS", string_list)
    supported_formats = xml_property("supportedFormats", string_list)
    metadata_links = xml_property("metadataLinks", metadata_link_list)
    metadata = xml_property("metadata", metadata)

    writers = dict(title=write_string("title"),
                   abstract=write_string("abstract"),
                   enabled=write_bool("enabled"),
                   advertised=write_bool("advertised"),
                   nativeBoundingBox=write_bbox("nativeBoundingBox"),
                   latLonBoundingBox=write_bbox("latLonBoundingBox"),
                   srs=write_string("srs"),
                   projection_policy=write_string("projectionPolicy"),
                   keywords=write_string_list("keywords"),
                   metadataLinks=write_metadata_link_list("metadataLinks"),
                   requestSRS=write_string_list("requestSRS"),
                   responseSRS=write_string_list("responseSRS"),
                   supportedFormats=write_string_list("supportedFormats"),
                   metadata=write_metadata("metadata"))
class FeatureType(_ResourceBase):
    resource_type = "featureType"
    url_part_stores = 'datastores'
    url_part_types = 'featuretypes'

    title = xml_property("title")
    native_name = xml_property("nativeName")
    abstract = xml_property("abstract")
    enabled = xml_property("enabled")
    advertised = xml_property("advertised", default="true")
    native_bbox = xml_property("nativeBoundingBox", bbox)
    latlon_bbox = xml_property("latLonBoundingBox", bbox)
    projection = xml_property("srs")
    projection_policy = xml_property("projectionPolicy")
    keywords = xml_property("keywords", string_list)
    attributes = xml_property("attributes", attribute_list)
    metadata_links = xml_property("metadataLinks", metadata_link_list)
    metadata = xml_property("metadata", metadata)

    writers = dict(name=write_string("name"),
                   nativeName=write_string("nativeName"),
                   title=write_string("title"),
                   abstract=write_string("abstract"),
                   enabled=write_bool("enabled"),
                   advertised=write_bool("advertised"),
                   nativeBoundingBox=write_bbox("nativeBoundingBox"),
                   latLonBoundingBox=write_bbox("latLonBoundingBox"),
                   srs=write_string("srs"),
                   nativeCRS=write_string("nativeCRS"),
                   projectionPolicy=write_string("projectionPolicy"),
                   keywords=write_string_list("keywords"),
                   metadataLinks=write_metadata_link_list("metadataLinks"),
                   metadata=write_metadata("metadata"))
示例#9
0
class Style(ResourceInfo):
    supported_formats = ["sld10", "sld11", "zip"]
    content_types = {
        "sld10": "application/vnd.ogc.sld+xml",
        "sld11": "application/vnd.ogc.se+xml",
        "zip": "application/zip"
    }

    def __init__(self, catalog, name, workspace=None, style_format="sld10"):
        super(Style, self).__init__()
        assert isinstance(name, str)
        assert style_format in Style.supported_formats

        self.catalog = catalog
        self.workspace = workspace
        self.name = name
        self.style_format = style_format
        self._sld_dom = None

    @property
    def fqn(self):
        return self.name if not self.workspace else '%s:%s' % (self.workspace,
                                                               self.name)

    @property
    def href(self):
        return self._build_href('.xml')

    @property
    def body_href(self):
        return self._build_href('.sld')

    @property
    def create_href(self):
        return self._build_href('.xml', True)

    @property
    def content_type(self):
        return Style.content_types[self.style_format]

    def _build_href(self, extension, create=False):
        path_parts = ["styles"]
        query = {}
        if not create:
            path_parts.append(self.name + extension)
        else:
            query['name'] = self.name
        if self.workspace is not None:
            path_parts = [
                "workspaces",
                getattr(self.workspace, 'name', self.workspace)
            ] + path_parts
        return url(self.catalog.service_url, path_parts, query)

    filename = xml_property("filename")

    def _get_sld_dom(self):
        if self._sld_dom is None:
            self._sld_dom = self.catalog.get_xml(self.body_href)
        return self._sld_dom

    @property
    def sld_title(self):
        user_style = self._get_sld_dom().find(
            "{http://www.opengis.net/sld}NamedLayer/{http://www.opengis.net/sld}UserStyle"
        )
        if not user_style:
            user_style = self._get_sld_dom().find(
                "{http://www.opengis.net/sld}UserLayer/{http://www.opengis.net/sld}UserStyle"
            )

        title_node = None
        if user_style:
            try:
                # it is not mandatory
                title_node = user_style.find(
                    "{http://www.opengis.net/sld}Title")
            except:
                title_node = None

        return title_node.text if title_node is not None else None

    @property
    def sld_name(self):
        user_style = self._get_sld_dom().find(
            "{http://www.opengis.net/sld}NamedLayer/{http://www.opengis.net/sld}UserStyle"
        )
        if not user_style:
            user_style = self._get_sld_dom().find(
                "{http://www.opengis.net/sld}UserLayer/{http://www.opengis.net/sld}UserStyle"
            )

        name_node = None
        if user_style:
            try:
                # it is not mandatory
                name_node = user_style.find("{http://www.opengis.net/sld}Name")
            except:
                name_node = None

        return name_node.text if name_node is not None else None

    @property
    def sld_body(self):
        content = self.catalog.http.request(self.body_href)[1]
        return content

    def update_body(self, body):
        headers = {"Content-Type": self.content_type}
        self.catalog.http.request(self.body_href, "PUT", body, headers)