in JSLib/src/odata-atom.js [20:1411]
(function (window, undefined) {
var datajs = window.datajs || {};
var odata = window.OData || {};
// imports
var contains = datajs.contains;
var djsassert = datajs.djsassert;
var isArray = datajs.isArray;
var isObject = datajs.isObject;
var isXmlNSDeclaration = datajs.isXmlNSDeclaration;
var normalizeURI = datajs.normalizeURI;
var parseInt10 = datajs.parseInt10;
var xmlAppendChild = datajs.xmlAppendChild;
var xmlAppendChildren = datajs.xmlAppendChildren
var xmlAttributes = datajs.xmlAttributes;
var xmlAttributeNode = datajs.xmlAttributeNode;
var xmlAttributeValue = datajs.xmlAttributeValue;
var xmlBaseURI = datajs.xmlBaseURI;
var xmlChildElements = datajs.xmlChildElements;
var xmlDom = datajs.xmlDom;
var xmlFirstChildElement = datajs.xmlFirstChildElement;
var xmlFindElementByPath = datajs.xmlFindElementByPath;
var xmlFindNodeByPath = datajs.xmlFindNodeByPath;
var xmlInnerText = datajs.xmlInnerText;
var xmlLocalName = datajs.xmlLocalName;
var xmlNamespaceURI = datajs.xmlNamespaceURI;
var xmlNewAttribute = datajs.xmlNewAttribute;
var xmlNewElement = datajs.xmlNewElement;
var xmlNewFragment = datajs.xmlNewFragment;
var xmlNewNodeByPath = datajs.xmlNewNodeByPath;
var xmlNewNSDeclaration = datajs.xmlNewNSDeclaration;
var xmlNewText = datajs.xmlNewText;
var xmlNodeValue = datajs.xmlNodeValue;
var xmlNS = datajs.xmlNS;
var xmlnsNS = datajs.xmlnsNS;
var xmlQualifiedName = datajs.xmlQualifiedName;
var xmlParse = datajs.xmlParse;
var xmlSerialize = datajs.xmlSerialize;
var xmlSerializeDescendants = datajs.xmlSerializeDescendants;
var xmlSibling = datajs.xmlSibling;
var w3org = datajs.w3org;
var adoDs = odata.adoDs;
var contentType = odata.contentType;
var createAttributeExtension = odata.createAttributeExtension;
var createElementExtension = odata.createElementExtension;
var handler = odata.handler;
var isPrimitiveEdmType = odata.isPrimitiveEdmType;
var isFeed = odata.isFeed;
var isNamedStream = odata.isNamedStream;
var lookupEntityType = odata.lookupEntityType;
var lookupComplexType = odata.lookupComplexType;
var lookupProperty = odata.lookupProperty;
var navigationPropertyKind = odata.navigationPropertyKind;
var MAX_DATA_SERVICE_VERSION = odata.MAX_DATA_SERVICE_VERSION;
var maxVersion = odata.maxVersion;
var odataXmlNs = odata.odataXmlNs;
var odataMetaXmlNs = odata.odataMetaXmlNs;
var odataMetaPrefix = odata.odataMetaPrefix;
var odataPrefix = odata.odataPrefix;
var odataRelatedPrefix = odata.odataRelatedPrefix;
var odataScheme = odata.odataScheme;
var parseBool = odata.parseBool;
var parseDateTime = odata.parseDateTime;
var parseDateTimeOffset = odata.parseDateTimeOffset;
var parseDuration = odata.parseDuration;
var parseTimezone = odata.parseTimezone;
var xmlNewODataElement = odata.xmlNewODataElement;
var xmlNewODataElementInfo = odata.xmlNewODataElementInfo;
var xmlNewODataMetaAttribute = odata.xmlNewODataMetaAttribute;
var xmlNewODataMetaElement = odata.xmlNewODataMetaElement;
var xmlNewODataDataElement = odata.xmlNewODataDataElement;
var xmlReadODataEdmPropertyValue = odata.xmlReadODataEdmPropertyValue;
var xmlReadODataProperty = odata.xmlReadODataProperty;
// CONTENT START
var atomPrefix = "a";
var atomXmlNs = w3org + "2005/Atom"; // http://www.w3.org/2005/Atom
var appXmlNs = w3org + "2007/app"; // http://www.w3.org/2007/app
var odataEditMediaPrefix = adoDs + "/edit-media/"; // http://schemas.microsoft.com/ado/2007/08/dataservices/edit-media
var odataMediaResourcePrefix = adoDs + "/mediaresource/"; // http://schemas.microsoft.com/ado/2007/08/dataservices/mediaresource
var odataRelatedLinksPrefix = adoDs + "/relatedlinks/"; // http://schemas.microsoft.com/ado/2007/08/dataservices/relatedlinks
var atomAcceptTypes = ["application/atom+xml", "application/atomsvc+xml", "application/xml"];
var atomMediaType = atomAcceptTypes[0];
// These are the namespaces that are not considered ATOM extension namespaces.
var nonExtensionNamepaces = [atomXmlNs, appXmlNs, xmlNS, xmlnsNS];
// These are entity property mapping paths that have well-known paths.
var knownCustomizationPaths = {
SyndicationAuthorEmail: "author/email",
SyndicationAuthorName: "author/name",
SyndicationAuthorUri: "author/uri",
SyndicationContributorEmail: "contributor/email",
SyndicationContributorName: "contributor/name",
SyndicationContributorUri: "contributor/uri",
SyndicationPublished: "published",
SyndicationRights: "rights",
SyndicationSummary: "summary",
SyndicationTitle: "title",
SyndicationUpdated: "updated"
};
var expandedFeedCustomizationPath = function (path) {
/// <summary>Returns an expanded customization path if it's well-known.</summary>
/// <param name="path" type="String">Path to expand.</param>
/// <returns type="String">Expanded path or just 'path' otherwise.</returns>
return knownCustomizationPaths[path] || path;
};
var isExtensionNs = function (nsURI) {
/// <summary>Checks whether the specified namespace is an extension namespace to ATOM.</summary>
/// <param type="String" name="nsURI">Namespace to check.</param>
/// <returns type="Boolean">true if nsURI is an extension namespace to ATOM; false otherwise.</returns>
return !(contains(nonExtensionNamepaces, nsURI));
};
var atomFeedCustomization = function (customizationModel, entityType, model, propertyName, suffix) {
/// <summary>Creates an object describing a feed customization that was delcared in an OData conceptual schema.</summary>
/// <param name="customizationModel" type="Object">Object describing the customization delcared in the conceptual schema.</param>
/// <param name="entityType" type="Object">Object describing the entity type that owns the customization in an OData conceputal schema.</param>
/// <param name="model" type="Object">Object describing an OData conceptual schema.</param>
/// <param name="propertyName" type="String" optional="true">Name of the property to which this customization applies.</param>
/// <param name="suffix" type="String" optional="true">Suffix to feed customization properties in the conceptual schema.</param>
/// <returns type="Object">Object that describes an applicable feed customization.</returns>
suffix = suffix || "";
var targetPath = customizationModel["FC_TargetPath" + suffix];
if (!targetPath) {
return null;
}
var sourcePath = customizationModel["FC_SourcePath" + suffix];
var targetXmlPath = expandedFeedCustomizationPath(targetPath);
var propertyPath = propertyName ? propertyName + (sourcePath ? "/" + sourcePath : "") : sourcePath;
var propertyType = propertyPath && lookupPropertyType(model, entityType, propertyPath);
var nsURI = customizationModel["FC_NsUri" + suffix] || null;
var nsPrefix = customizationModel["FC_NsPrefix" + suffix] || null;
var keepinContent = customizationModel["FC_KeepInContent" + suffix] || "";
if (targetPath !== targetXmlPath) {
nsURI = atomXmlNs;
nsPrefix = atomPrefix;
}
return {
contentKind: customizationModel["FC_ContentKind" + suffix],
keepInContent: keepinContent.toLowerCase() === "true",
nsPrefix: nsPrefix,
nsURI: nsURI,
propertyPath: propertyPath,
propertyType: propertyType,
entryPath: targetXmlPath
};
};
var atomApplyAllFeedCustomizations = function (entityType, model, callback) {
/// <summary>Gets all the feed customizations that have to be applied to an entry as per the enity type declared in an OData conceptual schema.</summary>
/// <param name="entityType" type="Object">Object describing an entity type in a conceptual schema.</param>
/// <param name="model" type="Object">Object describing an OData conceptual schema.</param>
/// <param name="callback" type="Function">Callback function to be invoked for each feed customization that needs to be applied.</param>
var customizations = [];
while (entityType) {
var sourcePath = entityType.FC_SourcePath;
var customization = atomFeedCustomization(entityType, entityType, model);
if (customization) {
callback(customization);
}
var properties = entityType.property || [];
var i, len;
for (i = 0, len = properties.length; i < len; i++) {
var property = properties[i];
var suffixCounter = 0;
var suffix = "";
while (customization = atomFeedCustomization(property, entityType, model, property.name, suffix)) {
callback(customization);
suffixCounter++;
suffix = "_" + suffixCounter;
}
}
entityType = lookupEntityType(entityType.baseType, model);
}
return customizations;
};
var atomReadExtensionAttributes = function (domElement) {
/// <summary>Reads ATOM extension attributes (any attribute not in the Atom namespace) from a DOM element.</summary>
/// <param name="domElement">DOM element with zero or more extension attributes.</param>
/// <returns type="Array">An array of extension attribute representations.</returns>
var extensions = [];
xmlAttributes(domElement, function (attribute) {
var nsURI = xmlNamespaceURI(attribute);
if (isExtensionNs(nsURI)) {
extensions.push(createAttributeExtension(attribute, true));
}
});
return extensions;
};
var atomReadExtensionElement = function (domElement) {
/// <summary>Reads an ATOM extension element (an element not in the ATOM namespaces).</summary>
/// <param name="domElement">DOM element not part of the atom namespace.</param>
/// <returns type="Object">Object representing the extension element.</returns>
return createElementExtension(domElement, /*addNamespaceURI*/true);
};
var atomReadDocument = function (domElement, baseURI, model) {
/// <summary>Reads an ATOM entry, feed or service document, producing an object model in return.</summary>
/// <param name="domElement">Top-level ATOM DOM element to read.</param>
/// <param name="baseURI" type="String">Base URI for normalizing relative URIs found in the ATOM document.</param>
/// <param name="model" type="Object">Object that describes the conceptual schema.</param>
/// <returns type="Object">The object model representing the specified element, undefined if the top-level element is not part of the ATOM specification.</returns>
var nsURI = xmlNamespaceURI(domElement);
var localName = xmlLocalName(domElement);
// Handle service documents.
if (nsURI === appXmlNs && localName === "service") {
return atomReadServiceDocument(domElement, baseURI);
}
// Handle feed and entry elements.
if (nsURI === atomXmlNs) {
if (localName === "feed") {
return atomReadFeed(domElement, baseURI, model);
}
if (localName === "entry") {
return atomReadEntry(domElement, baseURI, model);
}
}
// Allow undefined to be returned.
};
var atomReadAdvertisedActionOrFunction = function (domElement, baseURI) {
/// <summary>Reads the DOM element for an action or a function in an OData Atom document.</summary>
/// <param name="domElement">DOM element to read.</param>
/// <param name="baseURI" type="String">Base URI for normalizing the action or function target url.</param>
/// <returns type="Object">Object with title, target, and metadata fields.</returns>
var extensions = [];
var result = { extensions: extensions };
xmlAttributes(domElement, function (attribute) {
var localName = xmlLocalName(attribute);
var nsURI = xmlNamespaceURI(attribute);
var value = xmlNodeValue(attribute);
if (nsURI === null) {
if (localName === "title" || localName === "metadata") {
result[localName] = value;
return;
}
if (localName === "target") {
result.target = normalizeURI(value, xmlBaseURI(domElement, baseURI));
return;
}
}
if (isExtensionNs(nsURI)) {
extensions.push(createAttributeExtension(attribute, true));
}
});
return result;
};
var atomReadAdvertisedAction = function (domElement, baseURI, parentMetadata) {
/// <summary>Reads the DOM element for an action in an OData Atom document.</summary>
/// <param name="domElement">DOM element to read.</param>
/// <param name="baseURI" type="String">Base URI for normalizing the action or target url.</param>
/// <param name="parentMetadata" type="Object">Object to update with the action metadata.</param>
var actions = parentMetadata.actions = parentMetadata.actions || [];
actions.push(atomReadAdvertisedActionOrFunction(domElement, baseURI));
};
var atomReadAdvertisedFunction = function (domElement, baseURI, parentMetadata) {
/// <summary>Reads the DOM element for an action in an OData Atom document.</summary>
/// <param name="domElement">DOM element to read.</param>
/// <param name="baseURI" type="String">Base URI for normalizing the action or target url.</param>
/// <param name="parentMetadata" type="Object">Object to update with the action metadata.</param>
var functions = parentMetadata.functions = parentMetadata.functions || [];
functions.push(atomReadAdvertisedActionOrFunction(domElement, baseURI));
};
var atomReadFeed = function (domElement, baseURI, model) {
/// <summary>Reads a DOM element for an ATOM feed, producing an object model in return.</summary>
/// <param name="domElement">ATOM feed DOM element.</param>
/// <param name="baseURI" type="String">Base URI for normalizing relative URIs found in the ATOM feed.</param>
/// <param name="model">Metadata that describes the conceptual schema.</param>
/// <returns type="Object">A new object representing the feed.</returns>
var extensions = atomReadExtensionAttributes(domElement);
var feedMetadata = { feed_extensions: extensions };
var results = [];
var feed = { __metadata: feedMetadata, results: results };
baseURI = xmlBaseURI(domElement, baseURI);
xmlChildElements(domElement, function (child) {
var nsURI = xmlNamespaceURI(child);
var localName = xmlLocalName(child);
if (nsURI === odataMetaXmlNs) {
if (localName === "count") {
feed.__count = parseInt(xmlInnerText(child), 10);
return;
}
if (localName === "action") {
atomReadAdvertisedAction(child, baseURI, feedMetadata);
return;
}
if (localName === "function") {
atomReadAdvertisedFunction(child, baseURI, feedMetadata);
return;
}
}
if (isExtensionNs(nsURI)) {
extensions.push(createElementExtension(child));
return;
}
// The element should belong to the ATOM namespace.
djsassert(nsURI === atomXmlNs, "atomReadFeed - child feed element is not in the atom namespace!!");
if (localName === "entry") {
results.push(atomReadEntry(child, baseURI, model));
return;
}
if (localName === "link") {
atomReadFeedLink(child, feed, baseURI);
return;
}
if (localName === "id") {
feedMetadata.uri = normalizeURI(xmlInnerText(child), baseURI);
feedMetadata.uri_extensions = atomReadExtensionAttributes(child);
return;
}
if (localName === "title") {
feedMetadata.title = xmlInnerText(child) || "";
feedMetadata.title_extensions = atomReadExtensionAttributes(child);
return;
}
});
return feed;
};
var atomReadFeedLink = function (domElement, feed, baseURI) {
/// <summary>Reads an ATOM link DOM element for a feed.</summary>
/// <param name="domElement">ATOM link DOM element.</param>
/// <param name="feed">Feed object to be annotated with the link data.</param>
/// <param name="baseURI" type="String">Base URI for normalizing relative URIs found in the payload.</param>
var link = atomReadLink(domElement, baseURI);
var href = link.href;
var rel = link.rel;
var extensions = link.extensions;
var metadata = feed.__metadata;
if (rel === "next") {
feed.__next = href;
metadata.next_extensions = extensions;
return;
}
if (rel === "self") {
metadata.self = href;
metadata.self_extensions = extensions;
return;
}
};
var atomReadLink = function (domElement, baseURI) {
/// <summary>Reads an ATOM link DOM element.</summary>
/// <param name="linkElement">DOM element to read.</param>
/// <param name="baseURI" type="String">Base URI for normalizing the link href.</param>
/// <returns type="Object">A link element representation.</returns>
baseURI = xmlBaseURI(domElement, baseURI);
var extensions = [];
var link = { extensions: extensions, baseURI: baseURI };
xmlAttributes(domElement, function (attribute) {
var nsURI = xmlNamespaceURI(attribute);
var localName = xmlLocalName(attribute);
var value = attribute.value;
if (localName === "href") {
link.href = normalizeURI(value, baseURI);
return;
}
if (localName === "type" || localName === "rel") {
link[localName] = value;
return;
}
if (isExtensionNs(nsURI)) {
extensions.push(createAttributeExtension(attribute, true));
}
});
if (!link.href) {
throw { error: "href attribute missing on link element", element: domElement };
}
return link;
};
var atomGetObjectValueByPath = function (path, item) {
/// <summary>Gets a slashed path value from the specified item.</summary>
/// <param name="path" type="String">Property path to read ('/'-separated).</param>
/// <param name="item" type="Object">Object to get value from.</param>
/// <returns>The property value, possibly undefined if any path segment is missing.</returns>
// Fast path.
if (path.indexOf('/') === -1) {
return item[path];
} else {
var parts = path.split('/');
var i, len;
for (i = 0, len = parts.length; i < len; i++) {
// Avoid traversing a null object.
if (item === null) {
return undefined;
}
item = item[parts[i]];
if (item === undefined) {
return item;
}
}
return item;
}
};
var atomSetEntryValueByPath = function (path, target, value, propertyType) {
/// <summary>Sets a slashed path value on the specified target.</summary>
/// <param name="path" type="String">Property path to set ('/'-separated).</param>
/// <param name="target" type="Object">Object to set value on.</param>
/// <param name="value">Value to set.</param>
/// <param name="propertyType" type="String" optional="true">Property type to set in metadata.</param>
var propertyName;
if (path.indexOf('/') === -1) {
target[path] = value;
propertyName = path;
} else {
var parts = path.split('/');
var i, len;
for (i = 0, len = (parts.length - 1); i < len; i++) {
// We construct each step of the way if the property is missing;
// if it's already initialized to null, we stop further processing.
var next = target[parts[i]];
if (next === undefined) {
next = {};
target[parts[i]] = next;
} else if (next === null) {
return;
}
target = next;
}
propertyName = parts[i];
target[propertyName] = value;
}
if (propertyType) {
var metadata = target.__metadata = target.__metadata || {};
var properties = metadata.properties = metadata.properties || {};
var property = properties[propertyName] = properties[propertyName] || {};
property.type = propertyType;
}
};
var atomApplyCustomizationToEntryObject = function (customization, domElement, entry) {
/// <summary>Applies a specific feed customization item to an object.</summary>
/// <param name="customization">Object with customization description.</param>
/// <param name="sourcePath">Property path to set ('source' in the description).</param>
/// <param name="entryElement">XML element for the entry that corresponds to the object being read.</param>
/// <param name="entryObject">Object being read.</param>
/// <param name="propertyType" type="String">Name of property type to set.</param>
/// <param name="suffix" type="String">Suffix to feed customization properties.</param>
var propertyPath = customization.propertyPath;
// If keepInConent equals true or the property value is null we do nothing as this overrides any other customization.
if (customization.keepInContent || atomGetObjectValueByPath(propertyPath, entry) === null) {
return;
}
var xmlNode = xmlFindNodeByPath(domElement, customization.nsURI, customization.entryPath);
// If the XML tree does not contain the necessary elements to read the value,
// then it shouldn't be considered null, but rather ignored at all. This prevents
// the customization from generating the object path down to the property.
if (!xmlNode) {
return;
}
var propertyType = customization.propertyType;
var propertyValue;
if (customization.contentKind === "xhtml") {
// Treat per XHTML in http://tools.ietf.org/html/rfc4287#section-3.1.1, including the DIV
// in the content.
propertyValue = xmlSerializeDescendants(xmlNode);
} else {
propertyValue = xmlReadODataEdmPropertyValue(xmlNode, propertyType || "Edm.String");
}
// Set the value on the entry.
atomSetEntryValueByPath(propertyPath, entry, propertyValue, propertyType);
};
var lookupPropertyType = function (metadata, owningType, path) {
/// <summary>Looks up the type of a property given its path in an entity type.</summary>
/// <param name="metadata">Metadata in which to search for base and complex types.</param>
/// <param name="owningType">Type to which property belongs.</param>
/// <param name="path" type="String" mayBeNull="false">Property path to look at.</param>
/// <returns type="String">The name of the property type; possibly null.</returns>
var parts = path.split("/");
var i, len;
while (owningType) {
// Keep track of the type being traversed, necessary for complex types.
var traversedType = owningType;
for (i = 0, len = parts.length; i < len; i++) {
// Traverse down the structure as necessary.
var properties = traversedType.property;
if (!properties) {
break;
}
// Find the property by scanning the property list (might be worth pre-processing).
var propertyFound = lookupProperty(properties, parts[i]);
if (!propertyFound) {
break;
}
var propertyType = propertyFound.type;
// We could in theory still be missing types, but that would
// be caused by a malformed path.
if (!propertyType || isPrimitiveEdmType(propertyType)) {
return propertyType || null;
}
traversedType = lookupComplexType(propertyType, metadata);
if (!traversedType) {
return null;
}
}
// Traverse up the inheritance chain.
owningType = lookupEntityType(owningType.baseType, metadata);
}
return null;
};
var atomReadEntry = function (domElement, baseURI, model) {
/// <summary>Reads a DOM element for an ATOM entry, producing an object model in return.</summary>
/// <param name="domElement">ATOM entry DOM element.</param>
/// <param name="baseURI" type="String">Base URI for normalizing relative URIs found in the ATOM entry.</param>
/// <param name="model">Metadata that describes the conceptual schema.</param>
/// <returns type="Object">A new object representing the entry.</returns>
var entryMetadata = {};
var entry = { __metadata: entryMetadata };
var etag = xmlAttributeValue(domElement, "etag", odataMetaXmlNs);
if (etag) {
entryMetadata.etag = etag;
}
baseURI = xmlBaseURI(domElement, baseURI);
xmlChildElements(domElement, function (child) {
var nsURI = xmlNamespaceURI(child);
var localName = xmlLocalName(child);
if (nsURI === atomXmlNs) {
if (localName === "id") {
atomReadEntryId(child, entryMetadata, baseURI);
return;
}
if (localName === "category") {
atomReadEntryType(child, entryMetadata);
return;
}
if (localName === "content") {
atomReadEntryContent(child, entry, entryMetadata, baseURI);
return;
}
if (localName === "link") {
atomReadEntryLink(child, entry, entryMetadata, baseURI, model);
return;
}
return;
}
if (nsURI === odataMetaXmlNs) {
if (localName === "properties") {
atomReadEntryStructuralObject(child, entry, entryMetadata);
return;
}
if (localName === "action") {
atomReadAdvertisedAction(child, baseURI, entryMetadata);
return;
}
if (localName === "function") {
atomReadAdvertisedFunction(child, baseURI, entryMetadata);
return;
}
}
});
// Apply feed customizations if applicable
var entityType = lookupEntityType(entryMetadata.type, model);
atomApplyAllFeedCustomizations(entityType, model, function (customization) {
atomApplyCustomizationToEntryObject(customization, domElement, entry);
});
return entry;
};
var atomReadEntryId = function (domElement, entryMetadata, baseURI) {
/// <summary>Reads an ATOM entry id DOM element.</summary>
/// <param name="domElement">ATOM id DOM element.</param>
/// <param name="entryMetadata">Entry metadata object to update with the id information.</param>
entryMetadata.uri = normalizeURI(xmlInnerText(domElement), xmlBaseURI(domElement, baseURI));
entryMetadata.uri_extensions = atomReadExtensionAttributes(domElement);
};
var atomReadEntryType = function (domElement, entryMetadata) {
/// <summary>Reads type information from an ATOM category DOM element.</summary>
/// <param name="domElement">ATOM category DOM element.</param>
/// <param name="entryMetadata">Entry metadata object to update with the type information.</param>
if (xmlAttributeValue(domElement, "scheme") === odataScheme) {
if (entryMetadata.type) {
throw { message: "Invalid AtomPub document: multiple category elements defining the entry type were encounterd withing an entry", element: domElement };
}
var typeExtensions = [];
xmlAttributes(domElement, function (attribute) {
var nsURI = xmlNamespaceURI(attribute);
var localName = xmlLocalName(attribute);
if (!nsURI) {
if (localName !== "scheme" && localName !== "term") {
typeExtensions.push(createAttributeExtension(attribute, true));
}
return;
}
if (isExtensionNs(nsURI)) {
typeExtensions.push(createAttributeExtension(attribute, true));
}
});
entryMetadata.type = xmlAttributeValue(domElement, "term");
entryMetadata.type_extensions = typeExtensions;
}
};
var atomReadEntryContent = function (domElement, entry, entryMetadata, baseURI) {
/// <summary>Reads an ATOM content DOM element.</summary>
/// <param name="domElement">ATOM content DOM element.</param>
/// <param name="entry">Entry object to update with information.</param>
/// <param name="entryMetadata">Entry metadata object to update with the content information.</param>
/// <param name="baseURI" type="String">Base URI for normalizing relative URIs found in the Atom entry content.</param>
var src = xmlAttributeValue(domElement, "src");
var type = xmlAttributeValue(domElement, "type");
if (src) {
if (!type) {
throw {
message: "Invalid AtomPub document: content element must specify the type attribute if the src attribute is also specified",
element: domElement
};
}
entryMetadata.media_src = normalizeURI(src, xmlBaseURI(domElement, baseURI));
entryMetadata.content_type = type;
}
xmlChildElements(domElement, function (child) {
if (src) {
throw { message: "Invalid AtomPub document: content element must not have child elements if the src attribute is specified", element: domElement };
}
if (xmlNamespaceURI(child) === odataMetaXmlNs && xmlLocalName(child) === "properties") {
atomReadEntryStructuralObject(child, entry, entryMetadata);
}
});
};
var atomReadEntryLink = function (domElement, entry, entryMetadata, baseURI, model) {
/// <summary>Reads a link element on an entry.</summary>
/// <param name="atomEntryLink">'link' element on the entry.</param>
/// <param name="entry" type="Object">Entry object to update with the link data.</param>
/// <param name="entryMetadata">Entry metadata object to update with the link metadata.</param>
/// <param name="baseURI" type="String">Base URI for normalizing the link href.</param>
/// <param name="model" type="Object">Metadata that describes the conceptual schema.</param>
var link = atomReadLink(domElement, baseURI);
var rel = link.rel;
var href = link.href;
var extensions = link.extensions;
if (rel === "self") {
entryMetadata.self = href;
entryMetadata.self_link_extensions = extensions;
return;
}
if (rel === "edit") {
entryMetadata.edit = href;
entryMetadata.edit_link_extensions = extensions;
return;
}
if (rel === "edit-media") {
entryMetadata.edit_media = link.href;
entryMetadata.edit_media_extensions = extensions;
atomReadLinkMediaEtag(link, entryMetadata);
return;
}
// This might be a named stream edit link
if (rel.indexOf(odataEditMediaPrefix) === 0) {
atomReadNamedStreamEditLink(link, entry, entryMetadata);
return;
}
// This might be a named stram media resource (read) link
if (rel.indexOf(odataMediaResourcePrefix) === 0) {
atomReadNamedStreamSelfLink(link, entry, entryMetadata);
return;
}
// This might be a navigation property
if (rel.indexOf(odataRelatedPrefix) === 0) {
atomReadNavPropLink(domElement, link, entry, entryMetadata, model);
return;
}
if (rel.indexOf(odataRelatedLinksPrefix) === 0) {
atomReadNavPropRelatedLink(link, entryMetadata);
return;
}
};
var atomReadNavPropRelatedLink = function (link, entryMetadata) {
/// <summary>Reads a link represnting the links related to a navigation property in an OData Atom document.</summary>
/// <param name="link" type="Object">Object representing the parsed link DOM element.</param>
/// <param name="entryMetadata" type="Object">Entry metadata object to update with the related links information.</param>
var propertyName = link.rel.substring(odataRelatedLinksPrefix.length);
djsassert(propertyName, "atomReadNavPropRelatedLink - property name is null, empty or undefined!");
// Set the extra property information on the entry object metadata.
entryMetadata.properties = entryMetadata.properties || {};
var propertyMetadata = entryMetadata.properties[propertyName] = entryMetadata.properties[propertyName] || {};
propertyMetadata.associationuri = link.href;
propertyMetadata.associationuri_extensions = link.extensions;
};
var atomReadNavPropLink = function (domElement, link, entry, entryMetadata, model) {
/// <summary>Reads a link representing a navigation property in an OData Atom document.</summary>
/// <param name="domElement">DOM element for a navigation property in an OData Atom document.</summary>
/// <param name="link" type="Object">Object representing the parsed link DOM element.</param>
/// <param name="entry" type="Object">Entry object to update with the navigation property.</param>
/// <param name="entryMetadata">Entry metadata object to update with the navigation property metadata.</param>
/// <param name="model" type="Object">Metadata that describes the conceptual schema.</param>
// Get any inline data.
var inlineData;
var inlineElement = xmlFirstChildElement(domElement, odataMetaXmlNs, "inline");
if (inlineElement) {
var inlineDocRoot = xmlFirstChildElement(inlineElement);
var inlineBaseURI = xmlBaseURI(inlineElement, link.baseURI);
inlineData = inlineDocRoot ? atomReadDocument(inlineDocRoot, inlineBaseURI, model) : null;
} else {
// If the link has no inline content, we consider it deferred.
inlineData = { __deferred: { uri: link.href} };
}
var propertyName = link.rel.substring(odataRelatedPrefix.length);
// Set the property value on the entry object.
entry[propertyName] = inlineData;
// Set the extra property information on the entry object metadata.
entryMetadata.properties = entryMetadata.properties || {};
var propertyMetadata = entryMetadata.properties[propertyName] = entryMetadata.properties[propertyName] || {};
propertyMetadata.extensions = link.extensions;
};
var atomReadNamedStreamEditLink = function (link, entry, entryMetadata) {
/// <summary>Reads a link representing the edit-media url of a named stream in an OData Atom document.</summary>
/// <param name="link" type="Object">Object representing the parsed link DOM element.</param>
/// <param name="entry" type="Object">Entry object to update with the named stream data.</param>
/// <param name="entryMetadata">Entry metadata object to update with the named stream metadata.</param>
var propertyName = link.rel.substring(odataEditMediaPrefix.length);
djsassert(propertyName, "atomReadNamedStreamEditLink - property name is null, empty or undefined!");
var namedStreamMediaResource = atomGetEntryNamedStreamMediaResource(propertyName, entry, entryMetadata);
var mediaResource = namedStreamMediaResource.value;
var mediaResourceMetadata = namedStreamMediaResource.metadata;
var editMedia = link.href;
mediaResource.edit_media = editMedia;
mediaResource.content_type = link.type;
mediaResourceMetadata.edit_media_extensions = link.extensions;
// If there is only the edit link, make it the media self link as well.
mediaResource.media_src = mediaResource.media_src || editMedia;
mediaResourceMetadata.media_src_extensions = mediaResourceMetadata.media_src_extensions || [];
atomReadLinkMediaEtag(link, mediaResource);
};
var atomReadNamedStreamSelfLink = function (link, entry, entryMetadata) {
/// <summary>Reads a link representing the self url of a named stream in an OData Atom document.</summary>
/// <param name="link" type="Object">Object representing the parsed link DOM element.</param>
/// <param name="entry" type="Object">Entry object to update with the named stream data.</param>
/// <param name="entryMetadata">Entry metadata object to update with the named stream metadata.</param>
var propertyName = link.rel.substring(odataMediaResourcePrefix.length);
djsassert(propertyName, "atomReadNamedStreamEditLink - property name is null, empty or undefined!");
var namedStreamMediaResource = atomGetEntryNamedStreamMediaResource(propertyName, entry, entryMetadata);
var mediaResource = namedStreamMediaResource.value;
var mediaResourceMetadata = namedStreamMediaResource.metadata;
mediaResource.media_src = link.href;
mediaResourceMetadata.media_src_extensions = link.extensions;
mediaResource.content_type = link.type;
};
var atomGetEntryNamedStreamMediaResource = function (name, entry, entryMetadata) {
/// <summary>Gets the media resource object and metadata object for a named stream in an entry object.</summary>
/// <param name="link" type="Object">Object representing the parsed link DOM element.</param>
/// <param name="entry" type="Object">Entry object from which the media resource object will be obtained.</param>
/// <param name="entryMetadata" type="Object">Entry metadata object from which the media resource metadata object will be obtained.</param>
/// <remarks>
/// If the entry doest' have a media resource for the named stream indicated by the name argument, then this function will create a new
/// one along with its metadata object.
/// <remarks>
/// <returns type="Object"> Object containing the value and metadata of the named stream's media resource. <returns>
entryMetadata.properties = entryMetadata.properties || {};
var mediaResourceMetadata = entryMetadata.properties[name];
var mediaResource = entry[name] && entry[name].__mediaresource;
if (!mediaResource) {
mediaResource = {};
entry[name] = { __mediaresource: mediaResource };
entryMetadata.properties[name] = mediaResourceMetadata = {};
}
return { value: mediaResource, metadata: mediaResourceMetadata };
};
var atomReadLinkMediaEtag = function (link, mediaResource) {
/// <summary>Gets the media etag from the link extensions and updates the media resource object with it.</summary>
/// <param name="link" type="Object">Object representing the parsed link DOM element.</param>
/// <param name="mediaResource" type="Object">Object containing media information for an OData Atom entry.</param>
/// <remarks>
/// The function will remove the extension object for the etag if it finds it in the link extensions and will set
/// its value under the media_etag property of the mediaResource object.
/// <remarks>
/// <returns type="Object"> Object containing the value and metadata of the named stream's media resource. <returns>
var extensions = link.extensions;
var i, len;
for (i = 0, len = extensions.length; i < len; i++) {
if (extensions[i].namespaceURI === odataMetaXmlNs && extensions[i].name === "etag") {
mediaResource.media_etag = extensions[i].value;
extensions.splice(i, 1);
return;
}
}
};
var atomReadEntryStructuralObject = function (domElement, parent, parentMetadata) {
/// <summary>Reads an atom entry's property as a structural object and sets its value in the parent and the metadata in the parentMetadata objects.</summary>
/// <param name="propertiesElement">XML element for the 'properties' node.</param>
/// <param name="parent">
/// Object that will contain the property value. It can be either an antom entry or
/// an atom complex property object.
/// </param>
/// <param name="parentMetadata">Object that will contain the property metadata. It can be either an atom entry metadata or a complex property metadata object</param>
xmlChildElements(domElement, function (child) {
var property = xmlReadODataProperty(child);
if (property) {
var propertyName = property.name;
var propertiesMetadata = parentMetadata.properties = parentMetadata.properties || {};
propertiesMetadata[propertyName] = property.metadata;
parent[propertyName] = property.value;
}
});
};
var atomReadServiceDocument = function (domElement, baseURI) {
/// <summary>Reads an AtomPub service document</summary>
/// <param name="atomServiceDoc">DOM element for the root of an AtomPub service document</param>
/// <param name="baseURI" type="String">Base URI for normalizing relative URIs found in the AtomPub service document.</param>
/// <returns type="Object">An object that contains the properties of the service document</returns>
var workspaces = [];
var extensions = [];
baseURI = xmlBaseURI(domElement, baseURI);
// Find all the workspace elements.
xmlChildElements(domElement, function (child) {
if (xmlNamespaceURI(child) === appXmlNs && xmlLocalName(child) === "workspace") {
workspaces.push(atomReadServiceDocumentWorkspace(child, baseURI));
return;
}
extensions.push(createElementExtension(child));
});
// AtomPub (RFC 5023 Section 8.3.1) says a service document MUST contain one or
// more workspaces. Throw if we don't find any.
if (workspaces.length === 0) {
throw { message: "Invalid AtomPub service document: No workspace element found.", element: domElement };
}
return { workspaces: workspaces, extensions: extensions };
};
var atomReadServiceDocumentWorkspace = function (domElement, baseURI) {
/// <summary>Reads a single workspace element from an AtomPub service document</summary>
/// <param name="domElement">DOM element that represents a workspace of an AtomPub service document</param>
/// <param name="baseURI" type="String">Base URI for normalizing relative URIs found in the AtomPub service document workspace.</param>
/// <returns type="Object">An object that contains the properties of the workspace</returns>
var collections = [];
var extensions = [];
var title; // = undefined;
baseURI = xmlBaseURI(domElement, baseURI);
xmlChildElements(domElement, function (child) {
var nsURI = xmlNamespaceURI(child);
var localName = xmlLocalName(child);
if (nsURI === atomXmlNs) {
if (localName === "title") {
if (title !== undefined) {
throw { message: "Invalid AtomPub service document: workspace has more than one child title element", element: child };
}
title = xmlInnerText(child);
return;
}
}
if (nsURI === appXmlNs) {
if (localName === "collection") {
collections.push(atomReadServiceDocumentCollection(child, baseURI));
}
return;
}
extensions.push(atomReadExtensionElement(child));
});
return { title: title || "", collections: collections, extensions: extensions };
};
var atomReadServiceDocumentCollection = function (domElement, baseURI) {
/// <summary>Reads a service document collection element into an object.</summary>
/// <param name="domElement">DOM element that represents a collection of an AtomPub service document.</param>
/// <param name="baseURI" type="String">Base URI for normalizing relative URIs found in the AtomPub service document collection.</param>
/// <returns type="Object">An object that contains the properties of the collection.</returns>
var href = xmlAttributeValue(domElement, "href");
if (!href) {
throw { message: "Invalid AtomPub service document: collection has no href attribute", element: domElement };
}
baseURI = xmlBaseURI(domElement, baseURI);
href = normalizeURI(href, xmlBaseURI(domElement, baseURI));
var extensions = [];
var title; // = undefined;
xmlChildElements(domElement, function (child) {
var nsURI = xmlNamespaceURI(child);
var localName = xmlLocalName(child);
if (nsURI === atomXmlNs) {
if (localName === "title") {
if (title !== undefined) {
throw { message: "Invalid AtomPub service document: collection has more than one child title element", element: child };
}
title = xmlInnerText(child);
}
return;
}
if (nsURI !== appXmlNs) {
extensions.push(atomReadExtensionElement(domElement));
}
});
// AtomPub (RFC 5023 Section 8.3.3) says the collection element MUST contain
// a title element. It's likely to be problematic if the service doc doesn't
// have one so here we throw.
if (!title) {
throw { message: "Invalid AtomPub service document: collection has no title element", element: domElement };
}
return { title: title, href: href, extensions: extensions };
};
var atomNewElement = function (dom, name, children) {
/// <summary>Creates a new DOM element in the Atom namespace.</summary>
/// <param name="dom">DOM document used for creating the new DOM Element.</param>
/// <param name="name" type="String">Local name of the Atom element to create.</param>
/// <param name="children" type="Array">Array containing DOM nodes or string values that will be added as children of the new DOM element.</param>
/// <returns>New DOM element in the Atom namespace.</returns>
/// <remarks>
/// If a value in the children collection is a string, then a new DOM text node is going to be created
/// for it and then appended as a child of the new DOM Element.
/// </remarks>
return xmlNewElement(dom, atomXmlNs, xmlQualifiedName(atomPrefix, name), children);
};
var atomNewAttribute = function (dom, name, value) {
/// <summary>Creates a new DOM attribute for an Atom element in the default namespace.</summary>
/// <param name="dom">DOM document used for creating the new DOM Element.</param>
/// <param name="name" type="String">Local name of the OData attribute to create.</param>
/// <param name="value">Attribute value.</param>
/// <returns>New DOM attribute in the default namespace.</returns>
return xmlNewAttribute(dom, null, name, value);
};
var atomCanRemoveProperty = function (propertyElement) {
/// <summary>Checks whether the property represented by domElement can be removed from the atom document DOM tree.</summary>
/// <param name="propertyElement">DOM element for the property to test.</param>
/// <remarks>
/// The property can only be removed if it doens't have any children and only has namespace or type declaration attributes.
/// </remarks>
/// <returns type="Boolean">True is the property can be removed; false otherwise.</returns>
if (propertyElement.childNodes.length > 0) {
return false;
}
var isEmpty = true;
var attributes = propertyElement.attributes;
var i, len;
for (i = 0, len = attributes.length; i < len && isEmpty; i++) {
var attribute = attributes[i];
isEmpty = isEmpty && isXmlNSDeclaration(attribute) ||
(xmlNamespaceURI(attribute) == odataMetaXmlNs && xmlLocalName(attribute) === "type");
}
return isEmpty;
};
var atomNewODataNavigationProperty = function (dom, name, kind, value, model) {
/// <summary>Creates a new Atom link DOM element for a navigation property in an OData Atom document.</summary>
/// <param name="dom">DOM document used for creating the new DOM Element.</param>
/// <param name="name" type="String">Property name.</param>
/// <param name="kind" type="String">Navigation property kind. Expected values are "deferred", "entry", or "feed".</param>
/// <param name="value" optional="true" mayBeNull="true">Value of the navigation property, if any.</param>
/// <param name="model" type="Object" optional="true">Object describing an OData conceptual schema.</param>
/// <returns type="Object">
/// Object containing the new Atom link DOM element for the navigation property and the
/// required data service version for this property.
/// </returns>
var linkType = null;
var linkContent = null;
var linkContentBodyData = null;
var href = "";
if (kind !== "deferred") {
linkType = atomNewAttribute(dom, "type", "application/atom+xml;type=" + kind);
linkContent = xmlNewODataMetaElement(dom, "inline");
if (value) {
href = value.__metadata && value.__metadata.uri || "";
linkContentBodyData =
atomNewODataFeed(dom, value, model) ||
atomNewODataEntry(dom, value, model);
xmlAppendChild(linkContent, linkContentBodyData.element);
}
} else {
href = value.__deferred.uri;
}
var navProp = atomNewElement(dom, "link", [
atomNewAttribute(dom, "href", href),
atomNewAttribute(dom, "rel", normalizeURI(name, odataRelatedPrefix)),
linkType,
linkContent
]);
return xmlNewODataElementInfo(navProp, linkContentBodyData ? linkContentBodyData.dsv : "1.0");
};
var atomNewODataEntryDataItem = function (dom, name, value, dataItemMetadata, dataItemModel, model) {
/// <summary>Creates a new DOM element for a data item in an entry, complex property, or collection property.</summary>
/// <param name="dom">DOM document used for creating the new DOM Element.</param>
/// <param name="name" type="String">Data item name.</param>
/// <param name="value" optional="true" mayBeNull="true">Value of the data item, if any.</param>
/// <param name="dataItemMetadata" type="Object" optional="true">Object containing metadata about the data item.</param>
/// <param name="dataItemModel" type="Object" optional="true">Object describing the data item in an OData conceptual schema.</param>
/// <param name="model" type="Object" optional="true">Object describing an OData conceptual schema.</param>
/// <returns type="Object">
/// Object containing the new DOM element in the appropriate namespace for the data item and the
/// required data service version for it.
/// </returns>
if (isNamedStream(value)) {
return null;
}
var dataElement = xmlNewODataDataElement(dom, name, value, dataItemMetadata, dataItemModel, model);
if (!dataElement) {
// This may be a navigation property.
var navPropKind = navigationPropertyKind(value, dataItemModel);
djsassert(navPropKind !== null, "atomNewODataEntryDataItem - navigation property kind is null for property " + name);
dataElement = atomNewODataNavigationProperty(dom, name, navPropKind, value, model);
}
return dataElement;
};
var atomEntryCustomization = function (dom, entry, entryProperties, customization) {
/// <summary>Applies a feed customization by transforming an Atom entry DOM element as needed.</summary>
/// <param name="dom">DOM document used for creating any new DOM nodes required by the customization.</param>
/// <param name="entry">DOM element for the Atom entry to which the customization is going to be applied.</param>
/// <param name="entryProperties">DOM element containing the properties of the Atom entry.</param>
/// <param name="customization" type="Object">Object describing an applicable feed customization.</param>
/// <remarks>
/// Look into the atomfeedCustomization function for a description of the customization object.
/// </remarks>
/// <returns type="String">Data service version required by the applied customization</returns>
var atomProperty = xmlFindElementByPath(entryProperties, odataXmlNs, customization.propertyPath);
var atomPropertyNullAttribute = atomProperty && xmlAttributeNode(atomProperty, "null", odataMetaXmlNs);
var atomPropertyValue;
var dataServiceVersion = "1.0";
if (atomPropertyNullAttribute && atomPropertyNullAttribute.value === "true") {
return dataServiceVersion;
}
if (atomProperty) {
atomPropertyValue = xmlInnerText(atomProperty) || "";
if (!customization.keepInContent) {
dataServiceVersion = "2.0";
var parent = atomProperty.parentNode;
var candidate = parent;
parent.removeChild(atomProperty);
while (candidate !== entryProperties && atomCanRemoveProperty(candidate)) {
parent = candidate.parentNode;
parent.removeChild(candidate);
candidate = parent;
}
}
}
var targetNode = xmlNewNodeByPath(dom, entry,
customization.nsURI, customization.nsPrefix, customization.entryPath);
if (targetNode.nodeType === 2) {
targetNode.value = atomPropertyValue;
return dataServiceVersion;
}
var contentKind = customization.contentKind;
xmlAppendChildren(targetNode, [
contentKind && xmlNewAttribute(dom, null, "type", contentKind),
contentKind === "xhtml" ? xmlNewFragment(dom, atomPropertyValue) : atomPropertyValue
]);
return dataServiceVersion;
};
var atomNewODataEntry = function (dom, data, model) {
/// <summary>Creates a new DOM element for an Atom entry.</summary>
/// <param name="dom">DOM document used for creating the new DOM Element.</param>
/// <param name="data" type="Object">Entry object in the library's internal representation.</param>
/// <param name="model" type="Object" optional="true">Object describing an OData conceptual schema.</param>
/// <returns type="Object">
/// Object containing the new DOM element for the Atom entry and the required data service version for it.
/// </returns>
var payloadMetadata = data.__metadata || {};
var propertiesMetadata = payloadMetadata.properties || {};
var etag = payloadMetadata.etag;
var uri = payloadMetadata.uri;
var typeName = payloadMetadata.type;
var entityType = lookupEntityType(typeName, model);
var properties = xmlNewODataMetaElement(dom, "properties");
var entry = atomNewElement(dom, "entry", [
atomNewElement(dom, "author",
atomNewElement(dom, "name")
),
etag && xmlNewODataMetaAttribute(dom, "etag", etag),
uri && atomNewElement(dom, "id", uri),
typeName && atomNewElement(dom, "category", [
atomNewAttribute(dom, "term", typeName),
atomNewAttribute(dom, "scheme", odataScheme)
]),
// TODO: MLE support goes here.
atomNewElement(dom, "content", [
atomNewAttribute(dom, "type", "application/xml"),
properties
])
]);
var dataServiceVersion = "1.0";
for (var name in data) {
if (name !== "__metadata") {
var entryDataItemMetadata = propertiesMetadata[name] || {};
var entryDataItemModel = entityType && (
lookupProperty(entityType.property, name) ||
lookupProperty(entityType.navigationProperty, name));
var entryDataItem = atomNewODataEntryDataItem(dom, name, data[name], entryDataItemMetadata, entryDataItemModel, model);
if (entryDataItem) {
var entryElement = entryDataItem.element;
var entryElementParent = (xmlNamespaceURI(entryElement) === atomXmlNs) ? entry : properties;
xmlAppendChild(entryElementParent, entryElement);
dataServiceVersion = maxVersion(dataServiceVersion, entryDataItem.dsv);
}
}
}
atomApplyAllFeedCustomizations(entityType, model, function (customization) {
var customizationDsv = atomEntryCustomization(dom, entry, properties, customization);
dataServiceVersion = maxVersion(dataServiceVersion, customizationDsv);
});
return xmlNewODataElementInfo(entry, dataServiceVersion);
};
var atomNewODataFeed = function (dom, data, model) {
/// <summary>Creates a new DOM element for an Atom feed.</summary>
/// <param name="dom">DOM document used for creating the new DOM Element.</param>
/// <param name="data" type="Object">Feed object in the library's internal representation.</param>
/// <param name="model" type="Object" optional="true">Object describing an OData conceptual schema.</param>
/// <returns type="Object">
/// Object containing the new DOM element for the Atom feed and the required data service version for it.
/// </returns>
var entries = isArray(data) ? data : data.results;
if (!entries) {
return null;
}
var dataServiceVersion = "1.0";
var atomFeed = atomNewElement(dom, "feed");
var i, len;
for (i = 0, len = entries.length; i < len; i++) {
var atomEntryData = atomNewODataEntry(dom, entries[i], model);
xmlAppendChild(atomFeed, atomEntryData.element);
dataServiceVersion = maxVersion(dataServiceVersion, atomEntryData.dsv);
}
return xmlNewODataElementInfo(atomFeed, dataServiceVersion);
};
var atomNewODataDocument = function (data, model) {
/// <summary>Creates a new OData Atom document.</summary>
/// <param name="data" type="Object">Feed or entry object in the libary's internal representaion.</param>
/// <param name="model" type="Object" optional="true">Object describing an OData conceptual schema.</param>
/// <returns type="Object">
/// Object containing the new DOM document for the Atom document and the required data service version for it.
/// </returns>
if (data) {
var atomRootWriter = isFeed(data) && atomNewODataFeed ||
isObject(data) && atomNewODataEntry;
if (atomRootWriter) {
var dom = xmlDom();
var atomRootData = atomRootWriter(dom, data, model);
if (atomRootData) {
var atomRootElement = atomRootData.element;
xmlAppendChildren(atomRootElement, [
xmlNewNSDeclaration(dom, odataMetaXmlNs, odataMetaPrefix),
xmlNewNSDeclaration(dom, odataXmlNs, odataPrefix)
]);
return xmlNewODataElementInfo(xmlAppendChild(dom, atomRootElement), atomRootData.dsv);
}
}
}
return null;
};
var atomParser = function (handler, text, context) {
/// <summary>Parses an ATOM document (feed, entry or service document).</summary>
/// <param name="handler">This handler.</param>
/// <param name="text" type="String">Document text.</param>
/// <param name="context" type="Object">Object with parsing context.</param>
/// <returns>An object representation of the document; undefined if not applicable.</returns>
if (text) {
var atomDoc = xmlParse(text);
var atomRoot = xmlFirstChildElement(atomDoc);
if (atomRoot) {
return atomReadDocument(atomRoot, null, context.metadata);
}
}
};
var atomSerializer = function (handler, data, context) {
/// <summary>Serializes an ATOM object into a document (feed or entry).</summary>
/// <param name="handler">This handler.</param>
/// <param name="data" type="Object">Representation of feed or entry.</param>
/// <param name="context" type="Object">Object with parsing context.</param>
/// <returns>An text representation of the data object; undefined if not applicable.</returns>
var cType = context.contentType = context.contentType || contentType(atomMediaType);
if (cType && cType.mediaType === atomMediaType) {
var atomDoc = atomNewODataDocument(data, context.metadata);
if (atomDoc) {
context.dataServiceVersion = maxVersion(context.dataServiceVersion || "1.0", atomDoc.dsv);
return xmlSerialize(atomDoc.element);
}
}
// Allow undefined to be returned.
};
odata.atomHandler = handler(atomParser, atomSerializer, atomAcceptTypes.join(","), MAX_DATA_SERVICE_VERSION);
// DATAJS INTERNAL START
odata.atomParser = atomParser;
odata.atomSerializer = atomSerializer;
odata.atomReadDocument = atomReadDocument;
odata.atomReadFeed = atomReadFeed;
odata.atomReadFeedLink = atomReadFeedLink;
odata.atomReadLink = atomReadLink;
odata.atomReadExtensionElement = atomReadExtensionElement;
odata.atomReadExtensionAttributes = atomReadExtensionAttributes;
odata.atomReadEntry = atomReadEntry;
odata.atomReadEntryType = atomReadEntryType;
odata.atomReadEntryContent = atomReadEntryContent;
odata.atomReadEntryLink = atomReadEntryLink;
odata.atomReadEntryStructuralObject = atomReadEntryStructuralObject;
odata.atomReadServiceDocument = atomReadServiceDocument;
odata.atomReadServiceDocumentWorkspace = atomReadServiceDocumentWorkspace;
odata.atomReadServiceDocumentCollection = atomReadServiceDocumentCollection;
odata.expandedFeedCustomizationPath = expandedFeedCustomizationPath;
odata.lookupPropertyType = lookupPropertyType;
odata.atomSetEntryValueByPath = atomSetEntryValueByPath;
// DATAJS INTERNAL END
// CONTENT END
})(this);