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if ( typeof KOHA == "undefined" || !KOHA ) { |
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var KOHA = {}; |
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} |
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|
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KOHA.RecordedBooks = new function() { |
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var svc_url = '/cgi-bin/koha/svc/recordedbooks'; |
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|
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var error_div = $('<div class="recordedbooks-error">'); |
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function display_error ( error ) { |
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error_div.text(error); |
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} |
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|
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var details = null; |
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|
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function is_identified() { |
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return details ? details.is_identified : false; |
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} |
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|
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var checkout_popup = null; |
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$( document ).ready(function() { |
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checkout_popup = $("#recordedbooks-checkout"); |
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}); |
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|
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function display_account (container, data) { |
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if (!data.is_identified) { |
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return; |
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} |
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|
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if (data.checkouts) { |
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var checkouts_div = $('<div class="recordedbooks-div">').html('<h3>' + _("Checkouts") + '</h3>'); |
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var items = data.checkouts.items; |
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var checkouts_list; |
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if (items.length == 0) { |
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checkouts_list = _("No checkouts"); |
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} else { |
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checkouts_list = $('<ul class="recordedbooks-list">'); |
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data.checkouts.items.forEach(function(item) { |
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item_line(checkouts_list, item); |
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}); |
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} |
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checkouts_div.append(checkouts_list); |
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$(container).append(checkouts_div); |
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} |
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|
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if (data.holds) { |
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var holds_div = $('<div class="recordedbooks-div">').html('<h3>' + _("Holds") + '</h3>'); |
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var items = data.holds.items; |
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var holds_list; |
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if (items.length == 0) { |
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holds_list = _("No holds"); |
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} else { |
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holds_list = $('<ul class="recordedbooks-list">'); |
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data.holds.items.forEach(function(item) { |
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item_line(holds_list, item); |
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}); |
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} |
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holds_div.append(holds_list); |
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$(container).append(holds_div); |
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} |
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} |
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|
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function item_line(ul_el, item) { |
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var line = $('<li class="recordedbooks-item">'); |
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if (item.images) { |
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var thumb_url = item.images.small; |
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if (thumb_url) { |
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$('<img class="recordedbooks-item-thumbnail">') |
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.attr("src", thumb_url) |
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.appendTo(line); |
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} |
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} |
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$('<div class="recordedbooks-item-title">') |
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.text(item.title) |
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.appendTo(line); |
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$('<div class="recordedbooks-item-subtitle">') |
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.text(item.subtitle) |
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.appendTo(line); |
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$('<div class="recordedbooks-item-author">') |
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.text(item.author) |
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.appendTo(line); |
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if (item.files && item.files.length > 0) { |
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downloads = $('<div class="recordedbooks-item-author">') |
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.text("Downloads") |
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.appendTo(line); |
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render_downloads(downloads, item.files); |
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} |
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var actions = $('<span class="actions">'); |
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display_actions(actions, item.isbn); |
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$('<div id="action_'+item.isbn+'" class="actions-menu">') |
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.append(actions) |
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.appendTo(line); |
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|
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$(ul_el).append(line); |
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} |
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|
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function render_downloads(el, files) { |
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if (files.length == 0) return; |
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var file_spec = files.shift(); |
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if (/^https?:\/\/api\./.test(file_spec.url)) { |
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$.ajax({ |
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dataType: "json", |
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url: file_spec.url, |
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success: function (data) { |
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append_download_link(el, data.url, data.id); |
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render_downloads(el, files); |
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}, |
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error: function(jqXHR, textStatus, errorThrown) { |
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display_error(errorThrown); |
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} |
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}); |
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} else { |
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append_download_link(el, file_spec.url, file_spec.filename); |
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render_downloads(el, files); |
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} |
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} |
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function append_download_link(el, url, text) { |
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var p = $("<p>"); |
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$( '<a href="' + url + '" target="recordedbooks">' ) |
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.text(text) |
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.appendTo(p); |
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el.append(p); |
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} |
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|
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function svc_ajax ( method, params, success_callback, callback_for_error_too ) { |
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// remove when jquery is upgraded |
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for (var key in params) { |
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if (params[key] === null) delete params[key]; |
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} |
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return $.ajax({ |
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method: method, |
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dataType: "json", |
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url: svc_url, |
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data: params, |
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success: function (data) { |
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if (data.error && !callback_for_error_too) { |
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display_error(data.error); |
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} |
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success_callback(data); |
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}, |
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error: function(jqXHR, textStatus, errorThrown) { |
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if (callback_for_error_too) { |
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success_callback({error: errorThrown}); |
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return; |
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} |
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display_error(errorThrown); |
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} |
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}); |
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} |
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|
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function load_account_details ( callback ) { |
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svc_ajax('get', { action: "account" }, function(data) { |
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details = data; |
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callback(data); |
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}); |
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} |
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|
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function item_action (params, el) { |
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var isbn = params.isbn; |
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svc_ajax('post', params, function(data) { |
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if (data.checkouts) { |
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details.checkouts = data.checkouts; |
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} |
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if (data.holds) { |
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details.holds = data.holds; |
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} |
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display_actions(el, isbn); |
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}); |
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} |
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|
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function item_is_checked_out (isbn) { |
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if ( !(details && details.checkouts) ) { |
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return null; |
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} |
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var isbn_uc = isbn.toUpperCase(); |
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var items = details.checkouts.items; |
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for (var i = 0; i < items.length; i++) { |
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if ( items[i].isbn.toUpperCase() == isbn_uc ) { |
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return items[i]; |
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} |
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} |
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return null; |
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} |
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|
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function item_is_on_hold (isbn) { |
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if ( !(details && details.holds) ) { |
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return false; |
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} |
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var isbn_uc = isbn.toUpperCase(); |
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var items = details.holds.items; |
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for (var i = 0; i < items.length; i++) { |
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if ( items[i].isbn.toUpperCase() == isbn_uc ) { |
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return items[i]; |
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} |
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} |
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return null; |
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} |
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|
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function display_actions(el, isbn) { |
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$(el).empty(); |
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if (is_identified()) { |
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|
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var item = item_is_checked_out(isbn); |
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if (item) { |
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var expires = new Date(item.expires); |
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$('<span class="recordedbooks-item-status">') |
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.text(_("Checked out until") + " " + expires.toLocaleString()) |
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.appendTo(el); |
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$(el).append(" "); |
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|
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if (item.url) { |
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var download = $('<a href="'+item.url+'">').appendTo(el); |
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decorate_button(download, _("Download")); |
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$(el).append(" "); |
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} |
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|
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$(el).append( ajax_button(_("Check in"), function() { |
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if( confirm(_("Are you sure you want to return this item?")) ) { |
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item_action({action: "return", isbn: isbn}, el); |
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} |
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}) ); |
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|
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return item; |
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} |
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|
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item = item_is_on_hold(isbn); |
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if (item) { |
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$('<span class="recordedbooks-status">') |
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.text(_("On hold")) |
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.appendTo(el); |
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$(el).append(" "); |
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} |
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|
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if(checkout_popup) { |
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$(el).append( ajax_button(_("Check out"), function() { |
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if( confirm(_("Are you sure you want to checkout this item?")) ) { |
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svc_ajax('post', {action: "checkout", isbn: isbn}, function(data) { |
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if (data.checkouts) { |
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details.checkouts = data.checkouts; |
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} |
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if (data.holds) { |
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details.holds = data.holds; |
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} |
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item = display_actions(el, isbn); |
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}); |
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} |
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}) ); |
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} |
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if (!item) { |
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$(el).append( ajax_button(_("Place hold"), function() { |
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item_action({action: "place_hold", isbn: isbn}, el); |
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}) ); |
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} |
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|
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if (item) { |
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$(el).append( ajax_button(_("Cancel"), function() { |
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if( confirm(_("Are you sure you want to cancel this hold?")) ) { |
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item_action({action: "remove_hold", isbn: isbn}, el); |
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} |
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}) ); |
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} |
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return item; |
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} |
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} |
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|
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function ajax_button(label, on_click) { |
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var button = $('<a href="#">') |
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.click(function(e) { |
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e.preventDefault(); |
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on_click(); |
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}); |
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decorate_button(button, label); |
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return button; |
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} |
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|
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function decorate_button(button, label) { |
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$(button) |
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.addClass("btn btn-primary btn-mini") |
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.css("color","white") |
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.text(label); |
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} |
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|
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this.with_account_details = function( el, callback ) { |
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$(el).append(error_div); |
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load_account_details( callback ); |
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} |
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|
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this.display_account_details = function( el ) { |
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$(el).empty().append(error_div); |
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load_account_details(function(data) { |
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display_account(el, data); |
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}); |
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}; |
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|
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this.display_error = function( el, error ) { |
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$(el).empty().append(error_div); |
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display_error(error); |
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}; |
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|
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this.is_identified = is_identified; |
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|
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this.add_actions = function(el, isbn) { |
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var actions = $('<span class="actions">'); |
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display_actions(actions, isbn); |
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$('<div id="action_'+isbn+'" class="actions-menu">') |
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.append(actions) |
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.appendTo(el); |
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}; |
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|
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this.search = function( q, page_size, page, callback ) { |
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svc_ajax('get', { action: "search", q: q, page_size: page_size, page: page }, function (data) { |
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var results; |
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if (data.results) { |
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results = data.results; |
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if (!results.total) { |
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var total = results.items.length; |
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if ( total == results.page_size ) total = total + "+"; |
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results.total = total; |
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} |
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} |
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else results = {}; |
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results.error = data.error; |
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callback(results); |
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}, true); |
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}; |
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} |