53 lines
1.8 KiB
JavaScript
53 lines
1.8 KiB
JavaScript
if (KOHA === undefined || !KOHA) { var KOHA = {}; }
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/**
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* A namespace for Coce cover images cache
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*/
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KOHA.coce = {
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/**
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* Search all:
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* <div title="biblionumber" id="isbn" class="coce-thumbnail"></div>
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* or
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* <div title="biblionumber" id="isbn" class="coce-thumbnail-preview"></div>
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* and run a search with all collected isbns to coce cover service.
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* The result is asynchronously returned, and used to append <img>.
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*/
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getURL: function(host, provider) {
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var ids = [];
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$("[id^=coce-thumbnail]").each(function() {
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var id = $(this).attr("class"); // id=isbn
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if (id !== '') { ids.push(id); }
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});
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if (ids.length == 0) { this.done = 1; return; }
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ids = ids.join(',');
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var coceURL = host + '/cover?id=' + ids + '&provider=' + provider;
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$.ajax({
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url: coceURL,
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dataType: 'jsonp',
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success: function(urlPerID) {
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for (var id in urlPerID) {
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var url = urlPerID[id];
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$("[id^=coce-thumbnail]." + id).each(function() {
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var img = document.createElement("img");
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img.src = url;
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img.alt = "Cover image";
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img.onload = function() {
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// image dimensions can't be known until image has loaded
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if (img.height == 1 && img.width == 1) {
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$(this).closest(".coce-coverimg").remove();
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}
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};
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$(this).attr('href', url);
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$(this).append(img);
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});
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}
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},
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});
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this.done = 1;
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}
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};
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