BlaBla.js

{
	"translatorID": "f4a4148e-990c-45fb-a25f-579e90dfbcd7",
	"label": "BlaBla Export",
	"creator": "Emiliano Heyns",
	"target": "xml",
  "minVersion": "5.0.0",
  "maxVersion": null,
	"priority": 50,
	"inRepository": false,
	"translatorType": 2,
	"lastUpdated":"2022-02-14 21:37:13"
}

/*
BlaBla RSS export
Copyright (C) 2022 Emiliano Heyns

This program is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.

This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.

You should have received a copy of the GNU General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>.
*/

class Builder {
  constructor(doc, root) {
    this.doc = doc
    this.root = root || doc.documentElement
  }

  add(options) {
    Zotero.debug(JSON.stringify(options))
    const elem = this.root.appendChild(options.ns ? this.doc.createElementNS(options.ns, options.name) : this.doc.createElement(options.name))

    if (options.text) elem.appendChild(this.doc.createTextNode(options.text))

    if (options.attr) {
      for (const [a, v] of Object.entries(options.attr)) {
        elem.setAttribute(a, v)
      }
    }
    return new Builder(this.doc, elem)
  }
}

const link = {
  PMID: function(id) {
    return `https://pubmed.ncbi.nlm.nih.gov/${id}/?utm_source=Feeder&amp;utm_medium=rss&amp;utm_campaign=pubmed-2&amp;utm_content=1854v2hhZntRmhG-1DjaJDpN-iK-63HziomJhzriNGSfUxKw-J&amp;fc=20220215080302&amp;ff=20220215080401&amp;v=2.17.5`
  },

  PMC: function(id) {
    return `https://www.ncbi.nlm.nih.gov/pmc/${id}/?utm_source=Feeder&utm_medium=rss&utm_campaign=pubmed-2&utm_content=1854v2hhZntRmhG-1DjaJDpN-iK-63HziomJhzriNGSfUxKw-J&fc=20220215080302&ff=20220215080401&v=2.17.5">`
  },

  DOI: function(id) {
    return `href=https://doi.org/${id}`
  },
}

function escape(text) {
  return text.replace(/&/g, '&amp;').replace(/</g, '&lt;').replace(/>/g, '&gt;').replace(/"/g, '&quot;').replace(/'/g, '&#039;')
}

function doExport() {
	Zotero.setCharacterSet("utf-8")
	const parser = new DOMParser()
  const doc = parser.parseFromString('<rss xmlns:atom="http://www.w3.org/2005/Atom" version="2.0" encoding="utf-8"/>', 'application/xml')
  const channel = new Builder(doc).add({ name: 'channel' })
  channel.add({ name: 'title',         text: 'Test-App-Feed' })
  channel.add({ name: 'link',          text: 'https://www.BLABLA.com' })
  channel.add({ name: 'description',   text: 'Manueller News-Feed' })
  channel.add({ name: 'docs',          text: 'http://blogs.law.harvard.edu/tech/rss' })
  channel.add({ name: 'pubDate',       text: (new Date).toString() })
  channel.add({ name: 'lastBuildDate', text: (new Date).toString() })
  channel.add({ name: 'link', text: 'https://www.BLABLA.com/Test-App-Feed.xml', ns: 'http://www.w3.org/2005/Atom', attr: { rel: 'self', type: 'application/rss+xml' } })

	let i
	while (i = Zotero.nextItem()) {
    if (i.itemType === 'attachment' || i.itemType === 'note') continue

    let m
    for (const line = (item.extra || '').split('\n')) {
      if (m = line.match(/^(PMID|PMCID|PMC|DOI):\s*(.+)/i)) {
        i[m[1].toUpperCase()] = m[2]
      }
    }

    const item = channel.add({ name: 'item' })
    item.add({ name: 'title', text: i.title })

    if (i.PMID) item.add({ name: 'link', text: link.pmid(i.PMID) })

    if (i.abstractNote) {
      let abstractNote = '<div>'
      const journal = i.journalAbbreviation) || i.publicationTitle
      if (journal) {
        abstractNote += '<p style="color: #4aa564;">'
        abstractNote += escape(journal)
        abstractNote += '</p>'
      }

      abstractNote += '<p><b>ABSTRACT</b></p>'
      abstractNote += `<p>${escape(i.abstractNote)}</p>`

      abstractNote += '<p style="color: lightgray">'
      abstractNote += ['PMID', 'PMC', 'DOI'].filter(id => i[id]).map(`${id}:<a href="${escape(link[id](i[id]))}">${escape(i[id])}</a>`).join(' | ')
      abstractNote += '</p>'
      abstractNote += '</div>'

      item.add({ name: 'description', text: abstractNote })
    }

    item.add({ name: 'pubDate', text: i.dateModified })

    if (i.PMID) item.add({ name: 'guid', text: `pubmed:${i.PMID}`, attr: { isPermaLink: 'false' })
	}
	Zotero.write('<?xml version="1.0" encoding="UTF-8"?>\n')
	const serializer = new XMLSerializer()
	Zotero.write(serializer.serializeToString(doc))
}