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Posted to commits@olingo.apache.org by ko...@apache.org on 2014/04/23 10:10:52 UTC
[03/15] [OLINGO-238] Build infrastructure for datajs I
http://git-wip-us.apache.org/repos/asf/olingo-odata4-js/blob/f1cfcbc5/datajs/src/odata-utils.js
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diff --git a/datajs/src/odata-utils.js b/datajs/src/odata-utils.js
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--- a/datajs/src/odata-utils.js
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@@ -1,1117 +0,0 @@
-// Copyright (c) Microsoft Open Technologies, Inc. All rights reserved.
-// Permission is hereby granted, free of charge, to any person obtaining a copy of this software and associated documentation
-// files (the "Software"), to deal in the Software without restriction, including without limitation the rights to use, copy,
-// modify, merge, publish, distribute, sublicense, and/or sell copies of the Software, and to permit persons to whom the
-// Software is furnished to do so, subject to the following conditions:
-//
-// The above copyright notice and this permission notice shall be included in all copies or substantial portions of the Software.
-//
-// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE
-// WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR
-// COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
-// ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
-
-// odata-utils.js
-
-(function (window, undefined) {
-
- var datajs = window.datajs || {};
- var odata = window.OData || {};
-
- // Imports
- var assigned = datajs.assigned;
- var contains = datajs.contains;
- var find = datajs.find;
- var isArray = datajs.isArray;
- var isDate = datajs.isDate;
- var isObject = datajs.isObject;
- var parseInt10 = datajs.parseInt10;
-
- // CONTENT START
-
- var dataItemTypeName = function (value, metadata) {
- /// <summary>Gets the type name of a data item value that belongs to a feed, an entry, a complex type property, or a collection property.</summary>
- /// <param name="value">Value of the data item from which the type name is going to be retrieved.</param>
- /// <param name="metadata" type="object" optional="true">Object containing metadata about the data tiem.</param>
- /// <remarks>
- /// This function will first try to get the type name from the data item's value itself if it is an object with a __metadata property; otherwise
- /// it will try to recover it from the metadata. If both attempts fail, it will return null.
- /// </remarks>
- /// <returns type="String">Data item type name; null if the type name cannot be found within the value or the metadata</returns>
-
- var valueTypeName = ((value && value.__metadata) || {}).type;
- return valueTypeName || (metadata ? metadata.type : null);
- };
-
- var EDM = "Edm.";
- var EDM_BINARY = EDM + "Binary";
- var EDM_BOOLEAN = EDM + "Boolean";
- var EDM_BYTE = EDM + "Byte";
- var EDM_DATETIME = EDM + "DateTime";
- var EDM_DATETIMEOFFSET = EDM + "DateTimeOffset";
- var EDM_DECIMAL = EDM + "Decimal";
- var EDM_DOUBLE = EDM + "Double";
- var EDM_GUID = EDM + "Guid";
- var EDM_INT16 = EDM + "Int16";
- var EDM_INT32 = EDM + "Int32";
- var EDM_INT64 = EDM + "Int64";
- var EDM_SBYTE = EDM + "SByte";
- var EDM_SINGLE = EDM + "Single";
- var EDM_STRING = EDM + "String";
- var EDM_TIME = EDM + "Time";
-
- var EDM_GEOGRAPHY = EDM + "Geography";
- var EDM_GEOGRAPHY_POINT = EDM_GEOGRAPHY + "Point";
- var EDM_GEOGRAPHY_LINESTRING = EDM_GEOGRAPHY + "LineString";
- var EDM_GEOGRAPHY_POLYGON = EDM_GEOGRAPHY + "Polygon";
- var EDM_GEOGRAPHY_COLLECTION = EDM_GEOGRAPHY + "Collection";
- var EDM_GEOGRAPHY_MULTIPOLYGON = EDM_GEOGRAPHY + "MultiPolygon";
- var EDM_GEOGRAPHY_MULTILINESTRING = EDM_GEOGRAPHY + "MultiLineString";
- var EDM_GEOGRAPHY_MULTIPOINT = EDM_GEOGRAPHY + "MultiPoint";
-
- var EDM_GEOMETRY = EDM + "Geometry";
- var EDM_GEOMETRY_POINT = EDM_GEOMETRY + "Point";
- var EDM_GEOMETRY_LINESTRING = EDM_GEOMETRY + "LineString";
- var EDM_GEOMETRY_POLYGON = EDM_GEOMETRY + "Polygon";
- var EDM_GEOMETRY_COLLECTION = EDM_GEOMETRY + "Collection";
- var EDM_GEOMETRY_MULTIPOLYGON = EDM_GEOMETRY + "MultiPolygon";
- var EDM_GEOMETRY_MULTILINESTRING = EDM_GEOMETRY + "MultiLineString";
- var EDM_GEOMETRY_MULTIPOINT = EDM_GEOMETRY + "MultiPoint";
-
- var GEOJSON_POINT = "Point";
- var GEOJSON_LINESTRING = "LineString";
- var GEOJSON_POLYGON = "Polygon";
- var GEOJSON_MULTIPOINT = "MultiPoint";
- var GEOJSON_MULTILINESTRING = "MultiLineString";
- var GEOJSON_MULTIPOLYGON = "MultiPolygon";
- var GEOJSON_GEOMETRYCOLLECTION = "GeometryCollection";
-
- var primitiveEdmTypes = [
- EDM_STRING,
- EDM_INT32,
- EDM_INT64,
- EDM_BOOLEAN,
- EDM_DOUBLE,
- EDM_SINGLE,
- EDM_DATETIME,
- EDM_DATETIMEOFFSET,
- EDM_TIME,
- EDM_DECIMAL,
- EDM_GUID,
- EDM_BYTE,
- EDM_INT16,
- EDM_SBYTE,
- EDM_BINARY
- ];
-
- var geometryEdmTypes = [
- EDM_GEOMETRY,
- EDM_GEOMETRY_POINT,
- EDM_GEOMETRY_LINESTRING,
- EDM_GEOMETRY_POLYGON,
- EDM_GEOMETRY_COLLECTION,
- EDM_GEOMETRY_MULTIPOLYGON,
- EDM_GEOMETRY_MULTILINESTRING,
- EDM_GEOMETRY_MULTIPOINT
- ];
-
- var geographyEdmTypes = [
- EDM_GEOGRAPHY,
- EDM_GEOGRAPHY_POINT,
- EDM_GEOGRAPHY_LINESTRING,
- EDM_GEOGRAPHY_POLYGON,
- EDM_GEOGRAPHY_COLLECTION,
- EDM_GEOGRAPHY_MULTIPOLYGON,
- EDM_GEOGRAPHY_MULTILINESTRING,
- EDM_GEOGRAPHY_MULTIPOINT
- ];
-
- var forEachSchema = function (metadata, callback) {
- /// <summary>Invokes a function once per schema in metadata.</summary>
- /// <param name="metadata">Metadata store; one of edmx, schema, or an array of any of them.</param>
- /// <param name="callback" type="Function">Callback function to invoke once per schema.</param>
- /// <returns>
- /// The first truthy value to be returned from the callback; null or the last falsy value otherwise.
- /// </returns>
-
- if (!metadata) {
- return null;
- }
-
- if (isArray(metadata)) {
- var i, len, result;
- for (i = 0, len = metadata.length; i < len; i++) {
- result = forEachSchema(metadata[i], callback);
- if (result) {
- return result;
- }
- }
-
- return null;
- } else {
- if (metadata.dataServices) {
- return forEachSchema(metadata.dataServices.schema, callback);
- }
-
- return callback(metadata);
- }
- };
-
- var formatMilliseconds = function (ms, ns) {
- /// <summary>Formats a millisecond and a nanosecond value into a single string.</summary>
- /// <param name="ms" type="Number" mayBeNull="false">Number of milliseconds to format.</param>
- /// <param name="ns" type="Number" mayBeNull="false">Number of nanoseconds to format.</param>
- /// <returns type="String">Formatted text.</returns>
- /// <remarks>If the value is already as string it's returned as-is.</remarks>
-
- // Avoid generating milliseconds if not necessary.
- if (ms === 0) {
- ms = "";
- } else {
- ms = "." + formatNumberWidth(ms.toString(), 3);
- }
- if (ns > 0) {
- if (ms === "") {
- ms = ".000";
- }
- ms += formatNumberWidth(ns.toString(), 4);
- }
- return ms;
- };
-
- var formatDateTimeOffset = function (value) {
- /// <summary>Formats a DateTime or DateTimeOffset value a string.</summary>
- /// <param name="value" type="Date" mayBeNull="false">Value to format.</param>
- /// <returns type="String">Formatted text.</returns>
- /// <remarks>If the value is already as string it's returned as-is.</remarks>
-
- if (typeof value === "string") {
- return value;
- }
-
- var hasOffset = isDateTimeOffset(value);
- var offset = getCanonicalTimezone(value.__offset);
- if (hasOffset && offset !== "Z") {
- // We're about to change the value, so make a copy.
- value = new Date(value.valueOf());
-
- var timezone = parseTimezone(offset);
- var hours = value.getUTCHours() + (timezone.d * timezone.h);
- var minutes = value.getUTCMinutes() + (timezone.d * timezone.m);
-
- value.setUTCHours(hours, minutes);
- } else if (!hasOffset) {
- // Don't suffix a 'Z' for Edm.DateTime values.
- offset = "";
- }
-
- var year = value.getUTCFullYear();
- var month = value.getUTCMonth() + 1;
- var sign = "";
- if (year <= 0) {
- year = -(year - 1);
- sign = "-";
- }
-
- var ms = formatMilliseconds(value.getUTCMilliseconds(), value.__ns);
-
- return sign +
- formatNumberWidth(year, 4) + "-" +
- formatNumberWidth(month, 2) + "-" +
- formatNumberWidth(value.getUTCDate(), 2) + "T" +
- formatNumberWidth(value.getUTCHours(), 2) + ":" +
- formatNumberWidth(value.getUTCMinutes(), 2) + ":" +
- formatNumberWidth(value.getUTCSeconds(), 2) +
- ms + offset;
- };
-
- var formatDuration = function (value) {
- /// <summary>Converts a duration to a string in xsd:duration format.</summary>
- /// <param name="value" type="Object">Object with ms and __edmType properties.</param>
- /// <returns type="String">String representation of the time object in xsd:duration format.</returns>
-
- var ms = value.ms;
-
- var sign = "";
- if (ms < 0) {
- sign = "-";
- ms = -ms;
- }
-
- var days = Math.floor(ms / 86400000);
- ms -= 86400000 * days;
- var hours = Math.floor(ms / 3600000);
- ms -= 3600000 * hours;
- var minutes = Math.floor(ms / 60000);
- ms -= 60000 * minutes;
- var seconds = Math.floor(ms / 1000);
- ms -= seconds * 1000;
-
- return sign + "P" +
- formatNumberWidth(days, 2) + "DT" +
- formatNumberWidth(hours, 2) + "H" +
- formatNumberWidth(minutes, 2) + "M" +
- formatNumberWidth(seconds, 2) +
- formatMilliseconds(ms, value.ns) + "S";
- };
-
- var formatNumberWidth = function (value, width, append) {
- /// <summary>Formats the specified value to the given width.</summary>
- /// <param name="value" type="Number">Number to format (non-negative).</param>
- /// <param name="width" type="Number">Minimum width for number.</param>
- /// <param name="append" type="Boolean">Flag indicating if the value is padded at the beginning (false) or at the end (true).</param>
- /// <returns type="String">Text representation.</returns>
- var result = value.toString(10);
- while (result.length < width) {
- if (append) {
- result += "0";
- } else {
- result = "0" + result;
- }
- }
-
- return result;
- };
-
- var getCanonicalTimezone = function (timezone) {
- /// <summary>Gets the canonical timezone representation.</summary>
- /// <param name="timezone" type="String">Timezone representation.</param>
- /// <returns type="String">An 'Z' string if the timezone is absent or 0; the timezone otherwise.</returns>
-
- return (!timezone || timezone === "Z" || timezone === "+00:00" || timezone === "-00:00") ? "Z" : timezone;
- };
-
- var getCollectionType = function (typeName) {
- /// <summary>Gets the type of a collection type name.</summary>
- /// <param name="typeName" type="String">Type name of the collection.</param>
- /// <returns type="String">Type of the collection; null if the type name is not a collection type.</returns>
-
- if (typeof typeName === "string") {
- var end = typeName.indexOf(")", 10);
- if (typeName.indexOf("Collection(") === 0 && end > 0) {
- return typeName.substring(11, end);
- }
- }
- return null;
- };
-
- var invokeRequest = function (request, success, error, handler, httpClient, context) {
- /// <summary>Sends a request containing OData payload to a server.</summary>
- /// <param name="request">Object that represents the request to be sent..</param>
- /// <param name="success">Callback for a successful read operation.</param>
- /// <param name="error">Callback for handling errors.</param>
- /// <param name="handler">Handler for data serialization.</param>
- /// <param name="httpClient">HTTP client layer.</param>
- /// <param name="context">Context used for processing the request</param>
-
- return httpClient.request(request, function (response) {
- try {
- if (response.headers) {
- normalizeHeaders(response.headers);
- }
-
- if (response.data === undefined && response.statusCode !== 204) {
- handler.read(response, context);
- }
- } catch (err) {
- if (err.request === undefined) {
- err.request = request;
- }
- if (err.response === undefined) {
- err.response = response;
- }
- error(err);
- return;
- }
-
- success(response.data, response);
- }, error);
- };
-
- var isBatch = function (value) {
- /// <summary>Tests whether a value is a batch object in the library's internal representation.</summary>
- /// <param name="value">Value to test.</param>
- /// <returns type="Boolean">True is the value is a batch object; false otherwise.</returns>
-
- return isComplex(value) && isArray(value.__batchRequests);
- };
-
- // Regular expression used for testing and parsing for a collection type.
- var collectionTypeRE = /Collection\((.*)\)/;
-
- var isCollection = function (value, typeName) {
- /// <summary>Tests whether a value is a collection value in the library's internal representation.</summary>
- /// <param name="value">Value to test.</param>
- /// <param name="typeName" type="Sting">Type name of the value. This is used to disambiguate from a collection property value.</param>
- /// <returns type="Boolean">True is the value is a feed value; false otherwise.</returns>
-
- var colData = value && value.results || value;
- return !!colData &&
- (isCollectionType(typeName)) ||
- (!typeName && isArray(colData) && !isComplex(colData[0]));
- };
-
- var isCollectionType = function (typeName) {
- /// <summary>Checks whether the specified type name is a collection type.</summary>
- /// <param name="typeName" type="String">Name of type to check.</param>
- /// <returns type="Boolean">True if the type is the name of a collection type; false otherwise.</returns>
- return collectionTypeRE.test(typeName);
- };
-
- var isComplex = function (value) {
- /// <summary>Tests whether a value is a complex type value in the library's internal representation.</summary>
- /// <param name="value">Value to test.</param>
- /// <returns type="Boolean">True is the value is a complex type value; false otherwise.</returns>
-
- return !!value &&
- isObject(value) &&
- !isArray(value) &&
- !isDate(value);
- };
-
- var isDateTimeOffset = function (value) {
- /// <summary>Checks whether a Date object is DateTimeOffset value</summary>
- /// <param name="value" type="Date" mayBeNull="false">Value to check.</param>
- /// <returns type="Boolean">true if the value is a DateTimeOffset, false otherwise.</returns>
- return (value.__edmType === "Edm.DateTimeOffset" || (!value.__edmType && value.__offset));
- };
-
- var isDeferred = function (value) {
- /// <summary>Tests whether a value is a deferred navigation property in the library's internal representation.</summary>
- /// <param name="value">Value to test.</param>
- /// <returns type="Boolean">True is the value is a deferred navigation property; false otherwise.</returns>
-
- if (!value && !isComplex(value)) {
- return false;
- }
- var metadata = value.__metadata || {};
- var deferred = value.__deferred || {};
- return !metadata.type && !!deferred.uri;
- };
-
- var isEntry = function (value) {
- /// <summary>Tests whether a value is an entry object in the library's internal representation.</summary>
- /// <param name="value">Value to test.</param>
- /// <returns type="Boolean">True is the value is an entry object; false otherwise.</returns>
-
- return isComplex(value) && value.__metadata && "uri" in value.__metadata;
- };
-
- var isFeed = function (value, typeName) {
- /// <summary>Tests whether a value is a feed value in the library's internal representation.</summary>
- /// <param name="value">Value to test.</param>
- /// <param name="typeName" type="Sting">Type name of the value. This is used to disambiguate from a collection property value.</param>
- /// <returns type="Boolean">True is the value is a feed value; false otherwise.</returns>
-
- var feedData = value && value.results || value;
- return isArray(feedData) && (
- (!isCollectionType(typeName)) &&
- (isComplex(feedData[0]))
- );
- };
-
- var isGeographyEdmType = function (typeName) {
- /// <summary>Checks whether the specified type name is a geography EDM type.</summary>
- /// <param name="typeName" type="String">Name of type to check.</param>
- /// <returns type="Boolean">True if the type is a geography EDM type; false otherwise.</returns>
-
- return contains(geographyEdmTypes, typeName);
- };
-
- var isGeometryEdmType = function (typeName) {
- /// <summary>Checks whether the specified type name is a geometry EDM type.</summary>
- /// <param name="typeName" type="String">Name of type to check.</param>
- /// <returns type="Boolean">True if the type is a geometry EDM type; false otherwise.</returns>
-
- return contains(geometryEdmTypes, typeName);
- };
-
- var isNamedStream = function (value) {
- /// <summary>Tests whether a value is a named stream value in the library's internal representation.</summary>
- /// <param name="value">Value to test.</param>
- /// <returns type="Boolean">True is the value is a named stream; false otherwise.</returns>
-
- if (!value && !isComplex(value)) {
- return false;
- }
- var metadata = value.__metadata;
- var mediaResource = value.__mediaresource;
- return !metadata && !!mediaResource && !!mediaResource.media_src;
- };
-
- var isPrimitive = function (value) {
- /// <summary>Tests whether a value is a primitive type value in the library's internal representation.</summary>
- /// <param name="value">Value to test.</param>
- /// <remarks>
- /// Date objects are considered primitive types by the library.
- /// </remarks>
- /// <returns type="Boolean">True is the value is a primitive type value.</returns>
-
- return isDate(value) ||
- typeof value === "string" ||
- typeof value === "number" ||
- typeof value === "boolean";
- };
-
- var isPrimitiveEdmType = function (typeName) {
- /// <summary>Checks whether the specified type name is a primitive EDM type.</summary>
- /// <param name="typeName" type="String">Name of type to check.</param>
- /// <returns type="Boolean">True if the type is a primitive EDM type; false otherwise.</returns>
-
- return contains(primitiveEdmTypes, typeName);
- };
-
- var navigationPropertyKind = function (value, propertyModel) {
- /// <summary>Gets the kind of a navigation property value.</summary>
- /// <param name="value">Value of the navigation property.</param>
- /// <param name="propertyModel" type="Object" optional="true">
- /// Object that describes the navigation property in an OData conceptual schema.
- /// </param>
- /// <remarks>
- /// The returned string is as follows
- /// </remarks>
- /// <returns type="String">String value describing the kind of the navigation property; null if the kind cannot be determined.</returns>
-
- if (isDeferred(value)) {
- return "deferred";
- }
- if (isEntry(value)) {
- return "entry";
- }
- if (isFeed(value)) {
- return "feed";
- }
- if (propertyModel && propertyModel.relationship) {
- if (value === null || value === undefined || !isFeed(value)) {
- return "entry";
- }
- return "feed";
- }
- return null;
- };
-
- var lookupProperty = function (properties, name) {
- /// <summary>Looks up a property by name.</summary>
- /// <param name="properties" type="Array" mayBeNull="true">Array of property objects as per EDM metadata.</param>
- /// <param name="name" type="String">Name to look for.</param>
- /// <returns type="Object">The property object; null if not found.</returns>
-
- return find(properties, function (property) {
- return property.name === name;
- });
- };
-
- var lookupInMetadata = function (name, metadata, kind) {
- /// <summary>Looks up a type object by name.</summary>
- /// <param name="name" type="String">Name, possibly null or empty.</param>
- /// <param name="metadata">Metadata store; one of edmx, schema, or an array of any of them.</param>
- /// <param name="kind" type="String">Kind of object to look for as per EDM metadata.</param>
- /// <returns>An type description if the name is found; null otherwise.</returns>
-
- return (name) ? forEachSchema(metadata, function (schema) {
- return lookupInSchema(name, schema, kind);
- }) : null;
- };
-
- var lookupEntitySet = function (entitySets, name) {
- /// <summary>Looks up a entity set by name.</summary>
- /// <param name="properties" type="Array" mayBeNull="true">Array of entity set objects as per EDM metadata.</param>
- /// <param name="name" type="String">Name to look for.</param>
- /// <returns type="Object">The entity set object; null if not found.</returns>
-
- return find(entitySets, function (entitySet) {
- return entitySet.name === name;
- });
- };
-
- var lookupComplexType = function (name, metadata) {
- /// <summary>Looks up a complex type object by name.</summary>
- /// <param name="name" type="String">Name, possibly null or empty.</param>
- /// <param name="metadata">Metadata store; one of edmx, schema, or an array of any of them.</param>
- /// <returns>A complex type description if the name is found; null otherwise.</returns>
-
- return lookupInMetadata(name, metadata, "complexType");
- };
-
- var lookupEntityType = function (name, metadata) {
- /// <summary>Looks up an entity type object by name.</summary>
- /// <param name="name" type="String">Name, possibly null or empty.</param>
- /// <param name="metadata">Metadata store; one of edmx, schema, or an array of any of them.</param>
- /// <returns>An entity type description if the name is found; null otherwise.</returns>
-
- return lookupInMetadata(name, metadata, "entityType");
- };
-
- var lookupDefaultEntityContainer = function (metadata) {
- /// <summary>Looks up an</summary>
- /// <param name="name" type="String">Name, possibly null or empty.</param>
- /// <param name="metadata">Metadata store; one of edmx, schema, or an array of any of them.</param>
- /// <returns>An entity container description if the name is found; null otherwise.</returns>
-
- return forEachSchema(metadata, function (schema) {
- return find(schema.entityContainer, function (container) {
- return parseBool(container.isDefaultEntityContainer);
- });
- });
- };
-
- var lookupEntityContainer = function (name, metadata) {
- /// <summary>Looks up an entity container object by name.</summary>
- /// <param name="name" type="String">Name, possibly null or empty.</param>
- /// <param name="metadata">Metadata store; one of edmx, schema, or an array of any of them.</param>
- /// <returns>An entity container description if the name is found; null otherwise.</returns>
-
- return lookupInMetadata(name, metadata, "entityContainer");
- };
-
- var lookupFunctionImport = function (functionImports, name) {
- /// <summary>Looks up a function import by name.</summary>
- /// <param name="properties" type="Array" mayBeNull="true">Array of function import objects as per EDM metadata.</param>
- /// <param name="name" type="String">Name to look for.</param>
- /// <returns type="Object">The entity set object; null if not found.</returns>
-
- return find(functionImports, function (functionImport) {
- return functionImport.name === name;
- });
- };
-
- var lookupNavigationPropertyType = function (navigationProperty, metadata) {
- /// <summary>Looks up the target entity type for a navigation property.</summary>
- /// <param name="navigationProperty" type="Object"></param>
- /// <param name="metadata" type="Object"></param>
- /// <returns type="String">The entity type name for the specified property, null if not found.</returns>
-
- var result = null;
- if (navigationProperty) {
- var rel = navigationProperty.relationship;
- var association = forEachSchema(metadata, function (schema) {
- // The name should be the namespace qualified name in 'ns'.'type' format.
- var nameOnly = removeNamespace(schema["namespace"], rel);
- var associations = schema.association;
- if (nameOnly && associations) {
- var i, len;
- for (i = 0, len = associations.length; i < len; i++) {
- if (associations[i].name === nameOnly) {
- return associations[i];
- }
- }
- }
- return null;
- });
-
- if (association) {
- var end = association.end[0];
- if (end.role !== navigationProperty.toRole) {
- end = association.end[1];
- // For metadata to be valid, end.role === navigationProperty.toRole now.
- }
- result = end.type;
- }
- }
- return result;
- };
-
- var lookupNavigationPropertyEntitySet = function (navigationProperty, sourceEntitySetName, metadata) {
- /// <summary>Looks up the target entityset name for a navigation property.</summary>
- /// <param name="navigationProperty" type="Object"></param>
- /// <param name="metadata" type="Object"></param>
- /// <returns type="String">The entityset name for the specified property, null if not found.</returns>
-
- if (navigationProperty) {
- var rel = navigationProperty.relationship;
- var associationSet = forEachSchema(metadata, function (schema) {
- var containers = schema.entityContainer;
- for (var i = 0; i < containers.length; i++) {
- var associationSets = containers[i].associationSet;
- if (associationSets) {
- for (var j = 0; j < associationSets.length; j++) {
- if (associationSets[j].association == rel) {
- return associationSets[j];
- }
- }
- }
- }
- return null;
- });
- if (associationSet && associationSet.end[0] && associationSet.end[1]) {
- return (associationSet.end[0].entitySet == sourceEntitySetName) ? associationSet.end[1].entitySet : associationSet.end[0].entitySet;
- }
- }
- return null;
- };
-
- var getEntitySetInfo = function (entitySetName, metadata) {
- /// <summary>Gets the entitySet info, container name and functionImports for an entitySet</summary>
- /// <param name="navigationProperty" type="Object"></param>
- /// <param name="metadata" type="Object"></param>
- /// <returns type="Object">The info about the entitySet.</returns>
-
- var info = forEachSchema(metadata, function (schema) {
- var containers = schema.entityContainer;
- for (var i = 0; i < containers.length; i++) {
- var entitySets = containers[i].entitySet;
- if (entitySets) {
- for (var j = 0; j < entitySets.length; j++) {
- if (entitySets[j].name == entitySetName) {
- return { entitySet: entitySets[j], containerName: containers[i].name, functionImport: containers[i].functionImport };
- }
- }
- }
- }
- return null;
- });
-
- return info;
- };
-
- var removeNamespace = function (ns, fullName) {
- /// <summary>Given an expected namespace prefix, removes it from a full name.</summary>
- /// <param name="ns" type="String">Expected namespace.</param>
- /// <param name="fullName" type="String">Full name in 'ns'.'name' form.</param>
- /// <returns type="String">The local name, null if it isn't found in the expected namespace.</returns>
-
- if (fullName.indexOf(ns) === 0 && fullName.charAt(ns.length) === ".") {
- return fullName.substr(ns.length + 1);
- }
-
- return null;
- };
-
- var lookupInSchema = function (name, schema, kind) {
- /// <summary>Looks up a schema object by name.</summary>
- /// <param name="name" type="String">Name (assigned).</param>
- /// <param name="schema">Schema object as per EDM metadata.</param>
- /// <param name="kind" type="String">Kind of object to look for as per EDM metadata.</param>
- /// <returns>An entity type description if the name is found; null otherwise.</returns>
-
- if (name && schema) {
- // The name should be the namespace qualified name in 'ns'.'type' format.
- var nameOnly = removeNamespace(schema["namespace"], name);
- if (nameOnly) {
- return find(schema[kind], function (item) {
- return item.name === nameOnly;
- });
- }
- }
- return null;
- };
-
- var maxVersion = function (left, right) {
- /// <summary>Compares to version strings and returns the higher one.</summary>
- /// <param name="left" type="String">Version string in the form "major.minor.rev"</param>
- /// <param name="right" type="String">Version string in the form "major.minor.rev"</param>
- /// <returns type="String">The higher version string.</returns>
-
- if (left === right) {
- return left;
- }
-
- var leftParts = left.split(".");
- var rightParts = right.split(".");
-
- var len = (leftParts.length >= rightParts.length) ?
- leftParts.length :
- rightParts.length;
-
- for (var i = 0; i < len; i++) {
- var leftVersion = leftParts[i] && parseInt10(leftParts[i]);
- var rightVersion = rightParts[i] && parseInt10(rightParts[i]);
- if (leftVersion > rightVersion) {
- return left;
- }
- if (leftVersion < rightVersion) {
- return right;
- }
- }
- };
-
- var normalHeaders = {
- "accept": "Accept",
- "content-type": "Content-Type",
- "dataserviceversion": "DataServiceVersion",
- "maxdataserviceversion": "MaxDataServiceVersion"
- };
-
- var normalizeHeaders = function (headers) {
- /// <summary>Normalizes headers so they can be found with consistent casing.</summary>
- /// <param name="headers" type="Object">Dictionary of name/value pairs.</param>
-
- for (var name in headers) {
- var lowerName = name.toLowerCase();
- var normalName = normalHeaders[lowerName];
- if (normalName && name !== normalName) {
- var val = headers[name];
- delete headers[name];
- headers[normalName] = val;
- }
- }
- };
-
- var parseBool = function (propertyValue) {
- /// <summary>Parses a string into a boolean value.</summary>
- /// <param name="propertyValue">Value to parse.</param>
- /// <returns type="Boolean">true if the property value is 'true'; false otherwise.</returns>
-
- if (typeof propertyValue === "boolean") {
- return propertyValue;
- }
-
- return typeof propertyValue === "string" && propertyValue.toLowerCase() === "true";
- };
-
-
- // The captured indices for this expression are:
- // 0 - complete input
- // 1,2,3 - year with optional minus sign, month, day
- // 4,5,6 - hours, minutes, seconds
- // 7 - optional milliseconds
- // 8 - everything else (presumably offset information)
- var parseDateTimeRE = /^(-?\d{4,})-(\d{2})-(\d{2})T(\d{2}):(\d{2})(?::(\d{2}))?(?:\.(\d+))?(.*)$/;
-
- var parseDateTimeMaybeOffset = function (value, withOffset, nullOnError) {
- /// <summary>Parses a string into a DateTime value.</summary>
- /// <param name="value" type="String">Value to parse.</param>
- /// <param name="withOffset" type="Boolean">Whether offset is expected.</param>
- /// <returns type="Date">The parsed value.</returns>
-
- // We cannot parse this in cases of failure to match or if offset information is specified.
- var parts = parseDateTimeRE.exec(value);
- var offset = (parts) ? getCanonicalTimezone(parts[8]) : null;
-
- if (!parts || (!withOffset && offset !== "Z")) {
- if (nullOnError) {
- return null;
- }
- throw { message: "Invalid date/time value" };
- }
-
- // Pre-parse years, account for year '0' being invalid in dateTime.
- var year = parseInt10(parts[1]);
- if (year <= 0) {
- year++;
- }
-
- // Pre-parse optional milliseconds, fill in default. Fail if value is too precise.
- var ms = parts[7];
- var ns = 0;
- if (!ms) {
- ms = 0;
- } else {
- if (ms.length > 7) {
- if (nullOnError) {
- return null;
- }
- throw { message: "Cannot parse date/time value to given precision." };
- }
-
- ns = formatNumberWidth(ms.substring(3), 4, true);
- ms = formatNumberWidth(ms.substring(0, 3), 3, true);
-
- ms = parseInt10(ms);
- ns = parseInt10(ns);
- }
-
- // Pre-parse other time components and offset them if necessary.
- var hours = parseInt10(parts[4]);
- var minutes = parseInt10(parts[5]);
- var seconds = parseInt10(parts[6]) || 0;
- if (offset !== "Z") {
- // The offset is reversed to get back the UTC date, which is
- // what the API will eventually have.
- var timezone = parseTimezone(offset);
- var direction = -(timezone.d);
- hours += timezone.h * direction;
- minutes += timezone.m * direction;
- }
-
- // Set the date and time separately with setFullYear, so years 0-99 aren't biased like in Date.UTC.
- var result = new Date();
- result.setUTCFullYear(
- year, // Year.
- parseInt10(parts[2]) - 1, // Month (zero-based for Date.UTC and setFullYear).
- parseInt10(parts[3]) // Date.
- );
- result.setUTCHours(hours, minutes, seconds, ms);
-
- if (isNaN(result.valueOf())) {
- if (nullOnError) {
- return null;
- }
- throw { message: "Invalid date/time value" };
- }
-
- if (withOffset) {
- result.__edmType = "Edm.DateTimeOffset";
- result.__offset = offset;
- }
-
- if (ns) {
- result.__ns = ns;
- }
-
- return result;
- };
-
- var parseDateTime = function (propertyValue, nullOnError) {
- /// <summary>Parses a string into a DateTime value.</summary>
- /// <param name="propertyValue" type="String">Value to parse.</param>
- /// <returns type="Date">The parsed value.</returns>
-
- return parseDateTimeMaybeOffset(propertyValue, false, nullOnError);
- };
-
- var parseDateTimeOffset = function (propertyValue, nullOnError) {
- /// <summary>Parses a string into a DateTimeOffset value.</summary>
- /// <param name="propertyValue" type="String">Value to parse.</param>
- /// <returns type="Date">The parsed value.</returns>
- /// <remarks>
- /// The resulting object is annotated with an __edmType property and
- /// an __offset property reflecting the original intended offset of
- /// the value. The time is adjusted for UTC time, as the current
- /// timezone-aware Date APIs will only work with the local timezone.
- /// </remarks>
-
- return parseDateTimeMaybeOffset(propertyValue, true, nullOnError);
- };
-
- // The captured indices for this expression are:
- // 0 - complete input
- // 1 - direction
- // 2,3,4 - years, months, days
- // 5,6,7,8 - hours, minutes, seconds, miliseconds
-
- var parseTimeRE = /^([+-])?P(?:(\d+)Y)?(?:(\d+)M)?(?:(\d+)D)?(?:T(?:(\d+)H)?(?:(\d+)M)?(?:(\d+)(?:\.(\d+))?S)?)?/;
-
- var isEdmDurationValue = function(value) {
- parseTimeRE.test(value);
- };
-
- var parseDuration = function (duration) {
- /// <summary>Parses a string in xsd:duration format.</summary>
- /// <param name="duration" type="String">Duration value.</param>
- /// <remarks>
- /// This method will throw an exception if the input string has a year or a month component.
- /// </remarks>
- /// <returns type="Object">Object representing the time</returns>
-
- var parts = parseTimeRE.exec(duration);
-
- if (parts === null) {
- throw { message: "Invalid duration value." };
- }
-
- var years = parts[2] || "0";
- var months = parts[3] || "0";
- var days = parseInt10(parts[4] || 0);
- var hours = parseInt10(parts[5] || 0);
- var minutes = parseInt10(parts[6] || 0);
- var seconds = parseFloat(parts[7] || 0);
-
- if (years !== "0" || months !== "0") {
- throw { message: "Unsupported duration value." };
- }
-
- var ms = parts[8];
- var ns = 0;
- if (!ms) {
- ms = 0;
- } else {
- if (ms.length > 7) {
- throw { message: "Cannot parse duration value to given precision." };
- }
-
- ns = formatNumberWidth(ms.substring(3), 4, true);
- ms = formatNumberWidth(ms.substring(0, 3), 3, true);
-
- ms = parseInt10(ms);
- ns = parseInt10(ns);
- }
-
- ms += seconds * 1000 + minutes * 60000 + hours * 3600000 + days * 86400000;
-
- if (parts[1] === "-") {
- ms = -ms;
- }
-
- var result = { ms: ms, __edmType: "Edm.Time" };
-
- if (ns) {
- result.ns = ns;
- }
- return result;
- };
-
- var parseTimezone = function (timezone) {
- /// <summary>Parses a timezone description in (+|-)nn:nn format.</summary>
- /// <param name="timezone" type="String">Timezone offset.</param>
- /// <returns type="Object">
- /// An object with a (d)irection property of 1 for + and -1 for -,
- /// offset (h)ours and offset (m)inutes.
- /// </returns>
-
- var direction = timezone.substring(0, 1);
- direction = (direction === "+") ? 1 : -1;
-
- var offsetHours = parseInt10(timezone.substring(1));
- var offsetMinutes = parseInt10(timezone.substring(timezone.indexOf(":") + 1));
- return { d: direction, h: offsetHours, m: offsetMinutes };
- };
-
- var prepareRequest = function (request, handler, context) {
- /// <summary>Prepares a request object so that it can be sent through the network.</summary>
- /// <param name="request">Object that represents the request to be sent.</param>
- /// <param name="handler">Handler for data serialization</param>
- /// <param name="context">Context used for preparing the request</param>
-
- // Default to GET if no method has been specified.
- if (!request.method) {
- request.method = "GET";
- }
-
- if (!request.headers) {
- request.headers = {};
- } else {
- normalizeHeaders(request.headers);
- }
-
- if (request.headers.Accept === undefined) {
- request.headers.Accept = handler.accept;
- }
-
- if (assigned(request.data) && request.body === undefined) {
- handler.write(request, context);
- }
-
- if (!assigned(request.headers.MaxDataServiceVersion)) {
- request.headers.MaxDataServiceVersion = handler.maxDataServiceVersion || "1.0";
- }
- };
-
- var traverseInternal = function (item, owner, callback) {
- /// <summary>Traverses a tree of objects invoking callback for every value.</summary>
- /// <param name="item" type="Object">Object or array to traverse.</param>
- /// <param name="callback" type="Function">
- /// Callback function with key and value, similar to JSON.parse reviver.
- /// </param>
- /// <returns type="Object">The object with traversed properties.</returns>
- /// <remarks>Unlike the JSON reviver, this won't delete null members.</remarks>
-
- if (item && typeof item === "object") {
- for (var name in item) {
- var value = item[name];
- var result = traverseInternal(value, name, callback);
- result = callback(name, result, owner);
- if (result !== value) {
- if (value === undefined) {
- delete item[name];
- } else {
- item[name] = result;
- }
- }
- }
- }
-
- return item;
- };
-
- var traverse = function (item, callback) {
- /// <summary>Traverses a tree of objects invoking callback for every value.</summary>
- /// <param name="item" type="Object">Object or array to traverse.</param>
- /// <param name="callback" type="Function">
- /// Callback function with key and value, similar to JSON.parse reviver.
- /// </param>
- /// <returns type="Object">The traversed object.</returns>
- /// <remarks>Unlike the JSON reviver, this won't delete null members.</remarks>
-
- return callback("", traverseInternal(item, "", callback));
- };
-
- // DATAJS INTERNAL START
- odata.dataItemTypeName = dataItemTypeName;
- odata.EDM_BINARY = EDM_BINARY;
- odata.EDM_BOOLEAN = EDM_BOOLEAN;
- odata.EDM_BYTE = EDM_BYTE;
- odata.EDM_DATETIME = EDM_DATETIME;
- odata.EDM_DATETIMEOFFSET = EDM_DATETIMEOFFSET;
- odata.EDM_DECIMAL = EDM_DECIMAL;
- odata.EDM_DOUBLE = EDM_DOUBLE;
- odata.EDM_GEOGRAPHY = EDM_GEOGRAPHY;
- odata.EDM_GEOGRAPHY_POINT = EDM_GEOGRAPHY_POINT;
- odata.EDM_GEOGRAPHY_LINESTRING = EDM_GEOGRAPHY_LINESTRING;
- odata.EDM_GEOGRAPHY_POLYGON = EDM_GEOGRAPHY_POLYGON;
- odata.EDM_GEOGRAPHY_COLLECTION = EDM_GEOGRAPHY_COLLECTION;
- odata.EDM_GEOGRAPHY_MULTIPOLYGON = EDM_GEOGRAPHY_MULTIPOLYGON;
- odata.EDM_GEOGRAPHY_MULTILINESTRING = EDM_GEOGRAPHY_MULTILINESTRING;
- odata.EDM_GEOGRAPHY_MULTIPOINT = EDM_GEOGRAPHY_MULTIPOINT;
- odata.EDM_GEOMETRY = EDM_GEOMETRY;
- odata.EDM_GEOMETRY_POINT = EDM_GEOMETRY_POINT;
- odata.EDM_GEOMETRY_LINESTRING = EDM_GEOMETRY_LINESTRING;
- odata.EDM_GEOMETRY_POLYGON = EDM_GEOMETRY_POLYGON;
- odata.EDM_GEOMETRY_COLLECTION = EDM_GEOMETRY_COLLECTION;
- odata.EDM_GEOMETRY_MULTIPOLYGON = EDM_GEOMETRY_MULTIPOLYGON;
- odata.EDM_GEOMETRY_MULTILINESTRING = EDM_GEOMETRY_MULTILINESTRING;
- odata.EDM_GEOMETRY_MULTIPOINT = EDM_GEOMETRY_MULTIPOINT;
- odata.EDM_GUID = EDM_GUID;
- odata.EDM_INT16 = EDM_INT16;
- odata.EDM_INT32 = EDM_INT32;
- odata.EDM_INT64 = EDM_INT64;
- odata.EDM_SBYTE = EDM_SBYTE;
- odata.EDM_SINGLE = EDM_SINGLE;
- odata.EDM_STRING = EDM_STRING;
- odata.EDM_TIME = EDM_TIME;
- odata.GEOJSON_POINT = GEOJSON_POINT;
- odata.GEOJSON_LINESTRING = GEOJSON_LINESTRING;
- odata.GEOJSON_POLYGON = GEOJSON_POLYGON;
- odata.GEOJSON_MULTIPOINT = GEOJSON_MULTIPOINT;
- odata.GEOJSON_MULTILINESTRING = GEOJSON_MULTILINESTRING;
- odata.GEOJSON_MULTIPOLYGON = GEOJSON_MULTIPOLYGON;
- odata.GEOJSON_GEOMETRYCOLLECTION = GEOJSON_GEOMETRYCOLLECTION;
- odata.forEachSchema = forEachSchema;
- odata.formatDateTimeOffset = formatDateTimeOffset;
- odata.formatDuration = formatDuration;
- odata.formatNumberWidth = formatNumberWidth;
- odata.getCanonicalTimezone = getCanonicalTimezone;
- odata.getCollectionType = getCollectionType;
- odata.invokeRequest = invokeRequest;
- odata.isBatch = isBatch;
- odata.isCollection = isCollection;
- odata.isCollectionType = isCollectionType;
- odata.isComplex = isComplex;
- odata.isDateTimeOffset = isDateTimeOffset;
- odata.isDeferred = isDeferred;
- odata.isEntry = isEntry;
- odata.isFeed = isFeed;
- odata.isGeographyEdmType = isGeographyEdmType;
- odata.isGeometryEdmType = isGeometryEdmType;
- odata.isNamedStream = isNamedStream;
- odata.isPrimitive = isPrimitive;
- odata.isPrimitiveEdmType = isPrimitiveEdmType;
- odata.lookupComplexType = lookupComplexType;
- odata.lookupDefaultEntityContainer = lookupDefaultEntityContainer;
- odata.lookupEntityContainer = lookupEntityContainer;
- odata.lookupEntitySet = lookupEntitySet;
- odata.lookupEntityType = lookupEntityType;
- odata.lookupFunctionImport = lookupFunctionImport;
- odata.lookupNavigationPropertyType = lookupNavigationPropertyType;
- odata.lookupNavigationPropertyEntitySet = lookupNavigationPropertyEntitySet;
- odata.lookupInSchema = lookupInSchema;
- odata.lookupProperty = lookupProperty;
- odata.lookupInMetadata = lookupInMetadata;
- odata.getEntitySetInfo = getEntitySetInfo;
- odata.maxVersion = maxVersion;
- odata.navigationPropertyKind = navigationPropertyKind;
- odata.normalizeHeaders = normalizeHeaders;
- odata.parseBool = parseBool;
- odata.parseDateTime = parseDateTime;
- odata.parseDateTimeOffset = parseDateTimeOffset;
- odata.parseDuration = parseDuration;
- odata.parseTimezone = parseTimezone;
- odata.parseInt10 = parseInt10;
- odata.prepareRequest = prepareRequest;
- odata.removeNamespace = removeNamespace;
- odata.traverse = traverse;
-
- // DATAJS INTERNAL END
-
- // CONTENT END
-})(this);
\ No newline at end of file