Class: PortalModel

PortalModel()

A PortalModel is a specialized collection that represents a portal, including the associated data, people, portal descriptions, results and visualizations. It also includes settings for customized filtering of the associated data, and properties used to customized the map display and the overall branding of the portal.

Constructor

new PortalModel()

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Extends

Members

newSectionLabel :string

The default text to use for a new section label added by the user
Type:
  • string
Source:

type :string

The name of this type of model
Type:
  • string
Overrides:
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Methods

addIsPartOfFilter(seriesIdopt) → {Filter}

Creates a FilterModel with isPartOf as the field and this collection's seriesId as the value, then adds it to the definitionFilters collection. (which will also add it to the searchFilters collection)
Parameters:
Name Type Attributes Description
seriesId string <optional>
 the seriesId of the collection or portal
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Returns:
The new isPartOf filter that was created
Type
Filter

addSection(section)

Adds the given section to this Portal
Parameters:
Name Type Description
section PortalSectionModel | string Either the PortalSectionModel to add, or the name of the section to add. Some sections in the portals are not tied to PortalSectionModels, because they are created from other parts of the Portal document. For example, the Data, Metrics, and Members sections.
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addToUploadQueue()

Updates the upload status attribute on this model and marks the collection as changed
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bytesToSize()

Converts the number of bytes into a human readable format and updates the `sizeStr` attribute
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cachePortal()

Saves a reference to this Portal on the MetacatUI global object
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cacheSearchResults(searchResults)

Creates a copy of the SolrResults collection and saves it in this model so that there is always access to the unfiltered list of datasets
Parameters:
Name Type Description
searchResults SolrResults The SolrResults collection to cache
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calculateChecksum(algorithmopt) → {string}

Calculate a checksum for the object
Parameters:
Name Type Attributes Description
algorithm string <optional>
 The algorithm to use, defaults to MD5
Inherited From:
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Returns:
A checksum plain JS object with value and algorithm attributes
Type
string

checkAuthority(actionopt, optionsopt) → {boolean}

Check if the current user is authorized to perform an action on this object. This function doesn't return the result of the check, but it sends an XHR, updates this model, and triggers a change event.
Parameters:
Name Type Attributes Default Description
action string <optional>
 changePermission The action (read, write, or changePermission) to check if the current user has authorization to perform. By default checks for the highest level of permission.
options object <optional>
 Additional options for this function. See the properties below.
Properties:
Name Type Description
options.onSuccess function A function to execute when the checkAuthority API is successfully completed
options.onError function A function to execute when the checkAuthority API returns an error, or when no PID or SID can be found for this object.
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Returns:
Type
boolean

checkLabelAvailability(label)

Checks for the existing block list for repository labels If at least one other Portal has the same label, then it is not available.
Parameters:
Name Type Description
label string The label to query for
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checkPortalLabelAvailability(label)

Queries the Solr discovery index for other Portal objects with this same label. Also, checks for the existing block list for repository labels If at least one other Portal has the same label, then it is not available.
Parameters:
Name Type Description
label string The label to query for
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cleanXMLText(textString) → {string}

Cleans up the given text so that it is XML-valid by escaping reserved characters, trimming white space, etc.
Parameters:
Name Type Description
textString string The string to clean up
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Returns:
- The cleaned up string
Type
string

createAccessPolicy(accessPolicyXMLopt) → {AccessPolicy}

Create an access policy for this DataONEObject using the default access policy set in the AppModel.
Parameters:
Name Type Attributes Description
accessPolicyXML Element <optional>
 An XML node that contains a list of access rules.
Inherited From:
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Returns:
- an AccessPolicy collection that represents the given XML or the default policy set in the AppModel.
Type
AccessPolicy

createNodeAttributes(nodeInfoObject)

Sets attributes on this Portal using the given Member Node data
Parameters:
Name Type Description
nodeInfoObject object A literal object taken from the NodeModel 'members' array
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createSearchModel() → {Search}

Creates a new instance of a Search model with a Filters collection. The Search model is created and returned and NOT set directly on the model in this function, because this function is called during parse(), when we're not ready to set attributes directly on the model yet.
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Returns:
Type
Search

createSysMeta()

Build a fresh system metadata document for this object when it is new Return it as a DOM object
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createViewURL() → {string}

Creates a URL for viewing more information about this object
Overrides:
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Returns:
Type
string

createXML() → {Element}

Initialize the object XML for a brand spankin' new collection
Overrides:
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Returns:
Type
Element

defaults()

Overrides the default Backbone.Model.defaults() function to specify default attributes for the portal model
Overrides:
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downloadWithCredentials()

This method will download this object while sending the user's auth token in the request.
Inherited From:
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Returns:
None

fetch(optionsopt) → {XMLDocument}

Overrides the default Backbone.Model.fetch() function to provide some custom fetch options
Parameters:
Name Type Attributes Description
options object <optional>
 Options for this fetch
Properties:
Name Type Attributes Description
options.objectOnly Boolean <optional>
 If true, only the object will be retrieved and not the system metadata
options.systemMetadataOnly Boolean <optional>
 If true, only the system metadata will be retrieved
Overrides:
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Returns:
The XMLDocument returned from the fetch() AJAX call
Type
XMLDocument

fetchSystemMetadata()

Sends an AJAX request to fetch the system metadata for this object. Will not trigger a sync event since it does not use Backbone.Model.fetch
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findLatestVersion(latestVersionopt, possiblyNeweropt)

Finds the latest version of this object by travesing the obsolescence chain
Parameters:
Name Type Attributes Description
latestVersion string <optional>
 The identifier of the latest known object in the version chain. If not supplied, this model's `id` will be used.
possiblyNewer string <optional>
 The identifier of the object that obsoletes the latestVersion. It's "possibly" newer, because it may be private/inaccessible
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formatXML(xml) → {string}

A utility function that will format an XML string or XML nodes by camel-casing the node names, as necessary
Parameters:
Name Type Description
xml string | Element The XML to format
Inherited From:
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Returns:
The formatted XML string
Type
string

generateId() → {string}

Generate a unique identifier to be used as an XML id attribute
Inherited From:
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Returns:
The identifier string that was generated
Type
string

getCanonicalDOIIRI() → {string|null}

Check if the seriesID or PID matches a DOI regex, and if so, return a canonical IRI for the DOI.
Since:
  • 2.26.0
Inherited From:
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Returns:
- The canonical IRI for the DOI, or null if neither the seriesId nor the PID match a DOI regex.
Type
string | null

getFormat()

Looks up human readable format of the DataONE Object
Since:
  • 2.28.0
Inherited From:
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Returns:
format String

getFormatId()

Get the object format identifier for this object
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getPackageURL()

Create the URL string that is used to download this package
Since:
  • 2.28.0
Inherited From:
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Returns:
PackageURL string for this DataONE Object

getQuery()

This is a shortcut function that returns the query for the datasets in this portal, using the Search model for this portal. This is the full query that includes the filters not serialized to the portal XML, such as the filters used for the DataCatalogView.
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getRandomSectionImage() → {PortalImage}

getRandomSectionImage - Using the list of image identifiers set in the app config, select an image to use for a portal section. The function will not return the same image until all the images have been returned at least once. If an image would return a 404 error, it is skipped. If all images give 404s, an empty string is returned.
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Returns:
A portal image model to use in a section model
Type
PortalImage

getSeriesIdByLabel()

Get the portal seriesId by searching for the portal by its label in Solr
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getSeriesIdByName()

This function has been renamed `getSeriesIdByLabel` and may be removed in future releases.
Deprecated:
  • This function has been renamed `getSeriesIdByLabel` and may be removed in future releases.
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See:

getType()

Returns a plain-english version of the general format - either image, program, metadata, PDF, annotation or data
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getXMLPosition(portalNode, nodeName) → {jQuery|boolean}

Finds the node in the given portal XML document afterwhich the given node type should be inserted
Parameters:
Name Type Description
portalNode Element The portal element of an XML document
nodeName string The name of the node to be inserted into xml
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Returns:
A jQuery object indicating a position, or false when nodeName is not in the portal schema
Type
jQuery | boolean

getXMLSafeID(idopt) → {string}

Converts the identifier string to a string safe to use in an XML id attribute
Parameters:
Name Type Attributes Description
id string <optional>
 The ID string
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Returns:
- The XML-safe string
Type
string

handleChange(modelopt, options)

Set the changed flag on any system metadata or content attribute changes, and set the hasContentChanges flag on content changes only
Parameters:
Name Type Attributes Description
model DataONEObject <optional>
options object Furhter options for this function
Properties:
Name Type Description
options.force boolean If true, a change will be handled regardless if the attribute actually changed
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hasUpdates() → {boolean}

Checks if this system metadata XML has updates that need to be synced with the server.
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Returns:
Type
boolean

hexToRGB(hex) → {rgb}

Converts hex color values to RGB
Parameters:
Name Type Description
hex string a color in hexadecimal format
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Returns:
a color in RGB format
Type
rgb

initialize(options)

Overrides the default Backbone.Model.initialize() function to provide some custom initialize options
Parameters:
Name Type Description
options -
Overrides:
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isDOI(customString) → {boolean}

Checks if the pid or sid or given string is a DOI
Parameters:
Name Type Description
customString string Optional. An identifier string to check instead of the id and seriesId attributes on the model
Inherited From:
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Returns:
True if it is a DOI
Type
boolean

isData() → {boolean}

Checks the formatId of this model and determines if it is a data file. This determination is mostly used for display and the provenance editor. In the DataONE API, many formatIds are considered `DATA` formatTypes, but they are categorized as images DataONEObject#isImage or software DataONEObject#isSoftware.
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Returns:
true if this data object is a data file, false if it is other
Type
boolean

isDerivationField(field) → {boolean}

Returns true if this provenance field points to a derivation of this data or metadata object
Parameters:
Name Type Description
field string
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Returns:
Type
boolean

isImage() → {boolean}

Checks the formatId of this model and determines if it is an image.
Inherited From:
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Returns:
true if this data object is an image, false if it is other
Type
boolean

isNew() → {boolean}

Returns true if this DataONE object is new. A DataONE object is new if there is no upload date and it's been synced (i.e. been fetched)
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Returns:
Type
boolean

isPDF() → {boolean}

Checks the formatId of this model and determines if it a PDF.
Inherited From:
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Returns:
true if this data object is a pdf, false if it is other
Type
boolean

isSoftware() → {boolean}

Checks the formatId of this model and determines if it is a software file. This determination is mostly used for display and the provenance editor. In the DataONE API, many formatIds are considered `DATA` formatTypes, but they are categorized as images DataONEObject#isImage for display purposes.
Inherited From:
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Returns:
true if this data object is a software file, false if it is other
Type
boolean

isSourceField(field) → {boolean}

Returns true if this provenance field points to a source of this data or metadata object
Parameters:
Name Type Description
field string
Inherited From:
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Returns:
Type
boolean

nodeNameMap()

Maps the lower-case sys meta node names (valid in HTML DOM) to the camel-cased sys meta node names (valid in DataONE). Used during parse() and serialize()
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onSuccessfulSave(modelopt, responseopt, xhropt)

This function is executed when the XHR that saves this DataONEObject has successfully completed. It can be called directly if a DataONEObject is saved without directly using the DataONEObject.save() function.
Parameters:
Name Type Attributes Description
model DataONEObject <optional>
 A reference to this DataONEObject model
response XMLHttpRequest.response <optional>
 The XHR response object
xhr XMLHttpRequest <optional>
 The XHR that was just completed successfully
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parse(response) → {JSON}

Overrides the default Backbone.Model.parse() function to parse the custom portal XML document
Parameters:
Name Type Description
response XMLDocument The XMLDocument returned from the fetch() AJAX call
Overrides:
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Returns:
The result of the parsed XML, in JSON. To be set directly on the model.
Type
JSON

parseCollectionXML(rootNode) → {JSON}

Parses the collection XML into a JSON object
Parameters:
Name Type Description
rootNode Element The XML Element that contains all the collection nodes
Inherited From:
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Returns:
The result of the parsed XML, in JSON. To be set directly on the model.
Type
JSON

parseEMLTextNode(parentNode, nodeName, isMultiple) → {string|Array}

Parses the XML nodes that are of type EMLText
Parameters:
Name Type Description
parentNode Element The XML Element that contains all the EMLText nodes
nodeName string The name of the XML node to parse
isMultiple boolean If true, parses the nodes into an array
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Returns:
A string or array of strings comprising the text content
Type
string | Array

parseTextNode(parentNode, nodeName, isMultiple) → {string|Array}

Gets the text content of the XML node matching the given node name
Parameters:
Name Type Description
parentNode Element The parent node to select from
nodeName string The name of the XML node to parse
isMultiple boolean If true, parses the nodes into an array
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Returns:
- Returns a string or array of strings of the text content
Type
string | Array

removeExtraNodes(nodes, models)

Removes nodes from the XML that do not have an accompanying model (i.e. nodes which were probably removed by the user during editing)
Parameters:
Name Type Description
nodes jQuery The nodes to potentially remove
models Array.<Model> The model to compare to
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removePortalImage(portalImage)

removePortalImage - remove a PortalImage model from either the logo, sections, or acknowledgmentsLogos node of the portal model.
Parameters:
Name Type Description
portalImage Image the portalImage model to remove
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removeSection(section)

Removes or hides the given section from this Portal
Parameters:
Name Type Description
section PortalSectionModel | string Either the PortalSectionModel to remove, or the name of the section to remove. Some sections in the portals are not tied to PortalSectionModels, because they are created from other parts of the Portal document. For example, the Data, Metrics, and Members sections.
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removeWhiteSpaceFromSolrFields(json)

Removes white space from string values returned by Solr when the white space causes issues. For now this only effects the `resourceMap` field, which will index new line characters and spaces when the RDF XML has those in the `identifier` XML element content. This was causing bugs where DataONEObject models were created with `id`s with new line and white space characters (e.g. `\n urn:uuid:1234...`)
Parameters:
Name Type Description
json object The Solr document as a JS Object, which will be directly altered
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reserveSeriesId()

Generate a UUID, reserve it using the DataOne API, and set it on the model
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resetID()

Resets the identifier for this model. This undos all of the changes made in {DataONEObject#updateID}
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save()

Saves the portal XML document to the server using the DataONE API
Overrides:
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saveNodeBlockList(The)

Parses the retrieved XML document and saves the node information to the BlockList
Parameters:
Name Type Description
The XMLDocument XMLDocument returned from the fetch() AJAX call
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sectionIsDefault(sectionModel) → {boolean}

Checks whether the given sectionModel has been updated by the user, or whether all attributes match their default values. For a section's markdown, the default value is either an empty string or null. For a section's label, the default value is either an empty string or a string that begins with the value set to PortalModel.newSectionLabel. For all other attributes, the defaults are set in PortalSectionModel.defaults.
Parameters:
Name Type Description
sectionModel PortalSectionModel The model to check against a default model
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Returns:
returns true if the sectionModel matches a default model, and false when at least one attribute differs
Type
boolean

serialize() → {string}

Retrieves the model attributes and serializes into portal XML, to produce the new or modified portal document.
Source:
Returns:
- Returns the portal XML as a string.
Type
string

serializeSysMeta() → {string}

Using the attributes set on this DataONEObject model, serializes the system metadata XML
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Returns:
Type
string

setMissingFileName()

Sets the fileName attribute on this model using the portal label
Overrides:
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setPossibleAuthMNs()

Creates an array of objects that represent Member Nodes that could possibly be this object's authoritative MN. This function updates the `possibleAuthMNs` attribute on this model.
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setProvClass(className)

Set the DataONE ProvONE provenance class param className - the shortened form of the actual classname value. The shortname will be appened to the ProvONE namespace, for example, the className "program" will result in the final class name "http://purl.dataone.org/provone/2015/01/15/ontology#Program" see https://github.com/DataONEorg/sem-prov-ontologies/blob/master/provenance/ProvONE/v1/provone.html
Parameters:
Name Type Description
className string
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setRandomLabel()

Generates a random portal label for free trial portals
Since:
  • 2.14.0
Source:
Fires:
  • PortalModel#change:label

toJson()

A utility function for converting XML to JSON
Inherited From:
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toXML(json, containerNode) → {Element}

Serialize the DataONE object JSON to XML
Parameters:
Name Type Description
json object the JSON object to convert to XML
containerNode Element an HTML element to insertt the resulting XML into
Inherited From:
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Returns:
The updated HTML Element
Type
Element

updateCollectionDOM(objectDOM) → {XMLElement}

Updates collection XML with values in the collection model
Parameters:
Name Type Description
objectDOM XMLDocument the XML element to be updated
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Returns:
An updated XML element
Type
XMLElement

updateID(id)

Update identifiers for this object
Parameters:
Name Type Description
id string Optional identifier to update with. Generated automatically when not given. Note that this method caches the objects attributes prior to updating so this.resetID() can be called in case of a failure state. Also note that this method won't run if theh oldPid attribute is set. This enables knowing before this.save is called what the next PID will be such as the case where we want to update a matching EML entity when replacing files.
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updateNodeBlockList()

Queries the CN Solr to retrieve the updated BlockList
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updateProgress(e)

Updates the progress percentage when the model is getting uploaded
Parameters:
Name Type Description
e ProgressEvent The ProgressEvent when this file is being uploaded
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updateRelationships()

Updates the relationships with other models when this model has been updated
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updateSearchModel(model, record)

updateSearchModel - This function is called when any changes are made to the definition filters. The function adds, removes, or updates models in the Search Model filters when models are changed in the collection Definition Filters.
Parameters:
Name Type Description
model Filter | Filters The model or collection that has been changed (filter models) or updated (filters collection). This is ignored.
record object The data passed by backbone that indicates which models have been added, removed, or updated. If the only change was to a pre-existing model attribute, then the object will be empty.
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updateSysMeta()

Updates the DataONEObject System Metadata to the server
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updateTo110(modelJSON) → {JSON}

Takes parsed Collections 1.0.0 XML in JSON format and makes any changes required so that collections are still represented in MetacatUI as they were before MetacatUI was updated to support 1.1.0 Collections.
Parameters:
Name Type Description
modelJSON JSON Parsed 1.0.0 Collections XML, in JSON
Inherited From:
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Returns:
The updated JSON, compatible with 1.1.0 changes
Type
JSON

url() → {string}

Returns the portal URL
Overrides:
Source:
Returns:
The portal URL
Type
string

validate(attrsopt, optionsopt) → {Object}

Overrides the default Backbone.Model.validate.function() to check if this portal model has all the required values necessary to save to the server.
Parameters:
Name Type Attributes Description
attrs Object <optional>
 A literal object of model attributes to validate.
options Object <optional>
 A literal object of options for this validation process
Overrides:
Source:
Returns:
If there are errors, an object comprising error messages. If no errors, returns nothing.
Type
Object

validateLabel(label) → {string}

Checks that a label does not equal a restricted value (e.g. new temporary name), and that it's encoded properly for use as part of a url
Parameters:
Name Type Description
label string The label to be validated
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Returns:
- If the label is invalid, an error message string is returned
Type
string

Type Definitions

rgb

An RGB color value
Type:
  • Object
Properties:
Name Type Description
r number A value between 0 and 255 defining the intensity of red
g number A value between 0 and 255 defining the intensity of green
b number A value between 0 and 255 defining the intensity of blue
Source: