define(['jquery', 'underscore', 'backbone', 'models/SolrResult'],
function($, _, Backbone, SolrResult) {
'use strict';
var CitationView = Backbone.View.extend({
initialize: function(options){
if((options === undefined) || (!options)) var options = {};
this.pid = options.pid || null;
this.attributes = options.attributes || null;
this.className += options.className || "";
this.model = options.model || null;
this.metadata = options.metadata || null;
this.createLink = (options.createLink == false) ? false : true;
//If no model was passed, continue on
if(!this.model && !this.metadata)
return;
//If a metadata doc was passed but no data or package model, then save the metadata as our model, too
else if(!this.model && this.metadata) this.model = this.metadata;
//If the model is a Package, then get the metadata doc in this package
else if(this.model.type == "Package")
this.metadata = this.model.getMetadata();
//If the model is a metadata doc and there was no other metadata specified, then use the model
else if((this.model.get("formatType") == "METADATA") && !this.metadata)
this.metadata = this.model;
},
tagName : "cite",
className : "citation",
/*
* Creates a citation
*/
render: function(){
//If there is no model provided but there is a pid
if(!this.model && !this.metadata && this.pid){
//Create a model
this.metadata = new SolrResult({id: this.pid});
this.model = this.metadata;
//Retrieve the citation info for this model and render once we have it
var view = this;
this.model.on("change", function(){ view.render.call(view); });
this.model.getCitationInfo();
return;
}
else if(this.metadata && this.metadata.get("archived")){
this.$el.append('<span class="danger">This content has been archived. </span>');
//The ID
var idEl = this.createIDElement();
this.$el.append(idEl);
return this;
}
//Create the citation from the metadata doc if we have one
else if(this.metadata){
var authors = this.metadata.get("origin"),
pubDate = this.metadata.get("pubDate"),
dateUploaded = this.metadata.get("dateUploaded"),
title = this.metadata.get("title"),
datasource = this.metadata.get("datasource");
//Format the author text
var count=0,
authorText = "";
_.each(authors, function(author) {
count++;
if(count == 6){
authorText += ", et al. ";
return;
}
else if(count > 6) return;
if(count > 1 && authors.length > 2) authorText += ",";
if (count > 1 && count == authors.length) authorText += " and";
if(authors.length > 1) authorText += " ";
authorText += author
if (count == authors.length) authorText += ". ";
});
}
//If there is no metadata doc, then this is probably a data doc without science metadata.
//So create the citation from the index values
else{
var authorText = this.model.get("rightsHolder") || this.model.get("submitter") || "",
dateUploaded = this.model.get("dateUploaded"),
datasource = this.model.get("datasource");
//Format the author text
if( authorText.indexOf(",O=") > -1 ){
authorText = authorText.substring(3, authorText.indexOf(",O=")) + ". ";
}
else{
authorText += ". ";
}
}
//The author
var authorEl = $(document.createElement("span")).addClass("author").text(authorText);
//The publication date
var pubDateText = "";
if((typeof pubDate !== "undefined") && pubDate) {
var pubDateFormatted = new Date(pubDate).getUTCFullYear();
if(!isNaN(pubDateFormatted)) pubDateText += pubDateFormatted;
}
if(dateUploaded && (isNaN(pubDateFormatted) || !pubDate)){
var dateUploadedFormatted = new Date(dateUploaded).getFullYear();
if(!isNaN(dateUploadedFormatted)) pubDateText += dateUploadedFormatted;
}
var pubDateEl = $(document.createElement("span")).addClass("pubdate").text(pubDateText + ". ");
//The publisher (source member node)
var publisherText = "";
if(typeof datasource !== "undefined"){
var memberNode = nodeModel.getMember(datasource);
if(memberNode)
publisherText = memberNode.name + ". ";
else
publisherText = datasource + ". ";
}
var publisherEl = $(document.createElement("span")).text(publisherText);
//The ID
var idEl = this.createIDElement();
//Create a link
var idForLink = this.metadata? this.metadata.get("id") : this.model.get("id");
if(this.createLink){
var linkEl = $(document.createElement("a"))
.addClass("route-to-metadata")
.attr("data-id", idForLink)
.attr("href", "#view/" + idForLink);
}
else{
var linkEl = document.createElement("span");
}
if((typeof title !== "undefined") && title){
var titleEl = $(document.createElement("span"))
.addClass("title")
.attr("data-id", idForLink)
.text(title + ". ");
}
else{
var titleEl = document.createElement("span");
}
//Put together all the citation parts
$(linkEl).append(authorEl, pubDateEl, titleEl, publisherEl, idEl);
this.$el.append(linkEl);
return this;
},
createIDElement: function(){
var model = this.metadata || this.model,
id = model.get("id"),
seriesId = model.get("seriesId"),
datasource = model.get("datasource");
var idEl = $(document.createElement("span")).addClass("id");
if(seriesId){
//Create a link for the identifier if it is a DOI
if( model.isDOI(seriesId) && !this.createLink ){
var doiURL = (seriesId.indexOf("doi:") == 0)? "https://doi.org/" + seriesId.substring(4) : seriesId,
doiLink = $(document.createElement("a"))
.attr("href", doiURL)
.text(seriesId);
// Begin PANGAEA-specific override 1 (this is temporary)
// If this is a PENGAEA dataset with a seriesId, then don't show the pid.
if (typeof datasource !== "undefined" && datasource === "urn:node:PANGAEA") {
idEl.append(doiLink, $(document.createElement("span")).text(". "));
}
// End PANGAEA-specific override 1
else{
idEl.append(doiLink, $(document.createElement("span")).text(", version: "));
}
}
else{
// Begin PANGAEA-specific override 2 (this is temporary)
// If this is a PENGAEA dataset with a seriesId, then don't show the pid.
if (typeof datasource !== "undefined" && datasource === "urn:node:PANGAEA") {
idEl.html($(document.createElement("span")).text(seriesId + ". "));
}
// End PANGAEA-specific override 2
else{
idEl.html($(document.createElement("span")).text(seriesId + ", version: "));
}
}
}
// Begin PANGAEA-specific override 3 (this is temporary)
// If this is a PENGAEA dataset with a seriesId, then don't show the pid. Return now.
if(typeof datasource !== "undefined" && datasource === "urn:node:PANGAEA" && seriesId){
return idEl;
}
// End PANGAEA-specific override 3
else if( id.indexOf("doi:") == 0 && !this.createLink ){
var doiURL = (id.indexOf("doi:") == 0)? "https://doi.org/" + id.substring(4) : id,
doiLink = $(document.createElement("a"))
.attr("href", doiURL)
.text(id);
idEl.append(doiLink, $(document.createElement("span")).text(". "));
}
else{
idEl.append($(document.createElement("span")).text(id + ". "));
}
return idEl;
},
routeToMetadata: function(e){
var id = this.model.get("id");
//If the user clicked on a download button or any element with the class 'stop-route', we don't want to navigate to the metadata
if ($(e.target).hasClass('stop-route') || (typeof id === "undefined") || !id)
return;
uiRouter.navigate('view/'+id, {trigger: true});
}
});
return CitationView;
});