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const references = (function() {
var minSimilarity = 0.8;
var minReferenceLength = 20;
var fields = ['author', 'title', 'booktitle', 'publisher', 'pages', 'year', 'doi', 'location', 'address', 'editors', 'series', 'journal', 'institution', 'volume', 'number'];
var tokenEntryCache = {};
return {
readReferences: function () {
var referenceLists = bib.referenceLists;
console.log(referenceLists);
$.each(referenceLists, function (id, references) {
$.each(references, function (i, reference) {
if (reference.length > minReferenceLength) {
var tokenizedReferences = tokenizeSearchString(reference);
var max = 0;
var maxId = '';
var candidateCount = 0;
$.each(bib.entries, function (id2, entry) {
if (id2 != id) {
var similarity = computeSearchSimilarity(id2, entry, tokenizedReferences);
if (similarity > minSimilarity) {
candidateCount++;
}
if (similarity > max) {
max = similarity;
maxId = id2;
}
}
});
if (max > minSimilarity && candidateCount == 1) {
if (!bib.entries[id].references) {
bib.entries[id].references = '';
}
if (bib.entries[id].references.split(' ').indexOf(maxId) == -1) {
bib.entries[id].references += ' ' + maxId;
bib.entries[id].references = bib.entries[id].references.trim();
console.log(id + ': ' + maxId + ' ' + max + ' ' + reference);
}
}
}
});
});
},
updateReferences: function () {
if (!citations) {
return;
}
bib.references = {};
$.each(bib.entries, function (id, entry) {
var referencesOutgoing = parseReferences(entry['references']);
referencesOutgoing = (referencesOutgoing ? referencesOutgoing.filter(onlyUnique) : null);
if (!bib.references[id]) {
bib.references[id] = {};
}
bib.references[id].referencesOutgoing = referencesOutgoing;
if (referencesOutgoing) {
$.each(referencesOutgoing, function (i, id2) {
if (!bib.references[id2]) {
bib.references[id2] = {};
}
if (!bib.references[id2].referencesIncoming) {
bib.references[id2].referencesIncoming = [];
}
bib.references[id2].referencesIncoming.push(id);
});
}
});
bib.filteredReferences = {};
$.each(bib.filteredEntries, function (id, entry) {
bib.filteredReferences[id] = {};
if (bib.references[id].referencesOutgoing) {
bib.filteredReferences[id].referencesOutgoing = [];
$.each(bib.references[id].referencesOutgoing, function (i, id2) {
var passedFilter = Object.keys(bib.filteredEntries).indexOf(id2) >= 0;
if (passedFilter) {
bib.filteredReferences[id].referencesOutgoing.push(id2);
}
});
}
if (bib.references[id].referencesIncoming) {
bib.filteredReferences[id].referencesIncoming = [];
$.each(bib.references[id].referencesIncoming, function (i, id2) {
var passedFilter = Object.keys(bib.filteredEntries).indexOf(id2) >= 0;
if (passedFilter) {
bib.filteredReferences[id].referencesIncoming.push(id2);
}
});
}
});
}
};
function computeSearchSimilarity(id, entry, tokens) {
if (!tokenEntryCache[id]) {
tokenEntryCache[id] = {};
}
var matchCount = 0;
$.each(tokens, function (i, token) {
var containedInValues = false;
if (tokenEntryCache[id][token] != undefined) {
containedInValues = tokenEntryCache[id][token];
} else {
$.each(fields, function (j, field) {
if (entry[field]) {
if (entry[field].toLowerCase().indexOf(token) >= 0) {
containedInValues = true;
}
}
});
containedInValues = id.toLowerCase().indexOf(token) >= 0 || containedInValues;
tokenEntryCache[id][token] = containedInValues;
}
matchCount += containedInValues ? 1 : 0;
});
return matchCount / tokens.length;
}
function tokenizeSearchString(text) {
text = text.toLowerCase();
var re = /\W+/;
var words = text.split(re);
words = $.grep(words, function (word) {
return word.length > 1 && !($.inArray(word, bib.stopwords) >= 0);
});
return words;
}
function parseReferences(refString) {
if (!refString) {
return null;
}
return refString.split(' ');
}
function onlyUnique(value, index, self) {
return self.indexOf(value) === index;
}
})(); |