|
Line 0
Link Here
|
|
|
1 |
$(document).ready(function() { |
| 2 |
|
| 3 |
window.doSearch = function() { |
| 4 |
// In case the source doesn't supply data required for DT to calculate |
| 5 |
// pagination, we need to do it ourselves |
| 6 |
var ownPagination = false; |
| 7 |
var directionSet = false; |
| 8 |
var start = 0; |
| 9 |
var forward = true; // true == forward, false == backwards |
| 10 |
// Arbitrary starting value, it will be corrected by the first |
| 11 |
// page of results |
| 12 |
var pageSize = 20; |
| 13 |
|
| 14 |
var tableTmpl = { |
| 15 |
ajax: { |
| 16 |
cache: true, // Prevent DT appending a "_" cache param |
| 17 |
}, |
| 18 |
columns: [ |
| 19 |
// defaultContent prevents DT from choking if |
| 20 |
// the API response doesn't return a column |
| 21 |
{ |
| 22 |
title: 'Source', |
| 23 |
data: 'source', |
| 24 |
defaultContent: '' |
| 25 |
}, |
| 26 |
{ |
| 27 |
data: 'title', |
| 28 |
defaultContent: '' |
| 29 |
}, |
| 30 |
{ |
| 31 |
data: 'author', |
| 32 |
defaultContent: '' |
| 33 |
}, |
| 34 |
{ |
| 35 |
data: 'isbn', |
| 36 |
defaultContent: '' |
| 37 |
}, |
| 38 |
{ |
| 39 |
data: 'issn', |
| 40 |
defaultContent: '' |
| 41 |
}, |
| 42 |
{ |
| 43 |
data: 'date', |
| 44 |
defaultContent: '' |
| 45 |
} |
| 46 |
] |
| 47 |
}; |
| 48 |
|
| 49 |
// render functions don't get copied across when we make a dereferenced |
| 50 |
// copy of them, so we have to reattach them once we have a copy |
| 51 |
// Here we store them |
| 52 |
var renders = { |
| 53 |
title: function(data, type, row) { |
| 54 |
return row.url ? |
| 55 |
'<a href="'+row.url+'" target="_blank">'+row.title+'</a>' : |
| 56 |
row.title; |
| 57 |
}, |
| 58 |
source: function(data, type, row) { |
| 59 |
return row.opac_url ? |
| 60 |
'<a href="'+row.opac_url+'" target="_blank">'+row.source+'</a>' : |
| 61 |
row.source; |
| 62 |
} |
| 63 |
}; |
| 64 |
|
| 65 |
services.forEach(function(service) { |
| 66 |
// Create a deferenced copy of our table definition object |
| 67 |
var tableDef = JSON.parse(JSON.stringify(tableTmpl)); |
| 68 |
// Iterate the table's columns array and add render functions |
| 69 |
// as necessary |
| 70 |
tableDef.columns.forEach(function(column) { |
| 71 |
if (renders[column.data]) { |
| 72 |
column.render = renders[column.data]; |
| 73 |
} |
| 74 |
}); |
| 75 |
tableDef.ajax.dataSrc = function(data) { |
| 76 |
var results = data.results.search_results; |
| 77 |
// The source appears to be returning it's own pagination |
| 78 |
// data |
| 79 |
if ( |
| 80 |
data.hasOwnProperty('recordsFiltered') || |
| 81 |
data.hasOwnProperty('recordsTotal') |
| 82 |
) { |
| 83 |
return results; |
| 84 |
} |
| 85 |
// Set up our own pagination values based on what we just |
| 86 |
// got back |
| 87 |
ownPagination = true; |
| 88 |
directionSet = false; |
| 89 |
pageSize = results.length; |
| 90 |
// These values are completely arbitrary, but they enable |
| 91 |
// us to display pagination links |
| 92 |
data.recordsFiltered = 5000, |
| 93 |
data.recordsTotal = 5000; |
| 94 |
|
| 95 |
return results; |
| 96 |
}; |
| 97 |
tableDef.ajax.data = function(data) { |
| 98 |
// Datatables sends a bunch of superfluous params |
| 99 |
// that we don't want to litter our API schema |
| 100 |
// with, so just remove them from the request |
| 101 |
if (data.hasOwnProperty('columns')) { |
| 102 |
delete data.columns; |
| 103 |
} |
| 104 |
if (data.hasOwnProperty('draw')) { |
| 105 |
delete data.draw; |
| 106 |
} |
| 107 |
if (data.hasOwnProperty('order')) { |
| 108 |
delete data.order; |
| 109 |
} |
| 110 |
if (data.hasOwnProperty('search')) { |
| 111 |
delete data.search; |
| 112 |
} |
| 113 |
// If we're handling our own pagination, set the properties |
| 114 |
// that DT will send in the request |
| 115 |
if (ownPagination) { |
| 116 |
start = forward ? start + pageSize : start - pageSize; |
| 117 |
data.start = start; |
| 118 |
data['length'] = pageSize; |
| 119 |
} |
| 120 |
// We may need to restrict the service IDs being queries, this |
| 121 |
// needs to be handled in the plugin's API module |
| 122 |
var restrict = $('#service_id_restrict'). |
| 123 |
attr('data-service_id_restrict_ids'); |
| 124 |
if (restrict && restrict.length > 0) { |
| 125 |
data.restrict = restrict; |
| 126 |
} |
| 127 |
}; |
| 128 |
// Add any datatables config options passed from the service |
| 129 |
// to the table definition |
| 130 |
tableDef.ajax.url = service.endpoint + metadata; |
| 131 |
if (service.hasOwnProperty('datatablesConfig')) { |
| 132 |
var conf = service.datatablesConfig; |
| 133 |
for (var key in conf) { |
| 134 |
// The config from the service definition comes from a Perl |
| 135 |
// hashref, therefore can't contain true/false, so we |
| 136 |
// special case it |
| 137 |
if (conf.hasOwnProperty(key)) { |
| 138 |
if (conf[key] == 'false') { |
| 139 |
// Special case false values |
| 140 |
tableDef[key] = false; |
| 141 |
} else if (conf[key] == 'true') { |
| 142 |
// Special case true values |
| 143 |
tableDef[key] = true; |
| 144 |
} else { |
| 145 |
// Copy the property value |
| 146 |
tableDef[key] = conf[key]; |
| 147 |
} |
| 148 |
} |
| 149 |
} |
| 150 |
} |
| 151 |
// Create event watchers for the "next" and "previous" pagination |
| 152 |
// links, this enables us to set the direction the next request is |
| 153 |
// going in when we're doing our own pagination. We use "hover" |
| 154 |
// because the click event is caught after the request has been |
| 155 |
// sent |
| 156 |
tableDef.drawCallback = function() { |
| 157 |
$('.paginate_button.next:not(.disabled)', |
| 158 |
this.api().table().container() |
| 159 |
).on('hover', function() { |
| 160 |
forward = true; |
| 161 |
directionSet = true; |
| 162 |
}); |
| 163 |
$('.paginate_button.previous:not(.disabled)', |
| 164 |
this.api().table().container() |
| 165 |
).on('hover', function() { |
| 166 |
forward = false; |
| 167 |
directionSet = true; |
| 168 |
}); |
| 169 |
} |
| 170 |
// Initialise the table |
| 171 |
// Since we're not able to use the columns settings in core, |
| 172 |
// we need to mock the object that it would return |
| 173 |
var columns_settings = [ |
| 174 |
{ |
| 175 |
cannot_be_modified: 0, |
| 176 |
cannot_be_toggled: 0, |
| 177 |
columnname: 'source', |
| 178 |
is_hidden: 0 |
| 179 |
}, |
| 180 |
{ |
| 181 |
cannot_be_modified: 0, |
| 182 |
cannot_be_toggled: 0, |
| 183 |
columnname: 'title', |
| 184 |
is_hidden: 0 |
| 185 |
}, |
| 186 |
{ |
| 187 |
cannot_be_modified: 0, |
| 188 |
cannot_be_toggled: 0, |
| 189 |
columnname: 'author', |
| 190 |
is_hidden: 0 |
| 191 |
}, |
| 192 |
{ |
| 193 |
cannot_be_modified: 0, |
| 194 |
cannot_be_toggled: 0, |
| 195 |
columnname: 'isbn', |
| 196 |
is_hidden: 0 |
| 197 |
}, |
| 198 |
{ |
| 199 |
cannot_be_modified: 0, |
| 200 |
cannot_be_toggled: 0, |
| 201 |
columnname: 'issn', |
| 202 |
is_hidden: 0 |
| 203 |
}, |
| 204 |
{ |
| 205 |
cannot_be_modified: 0, |
| 206 |
cannot_be_toggled: 0, |
| 207 |
columnname: 'date', |
| 208 |
is_hidden: 0 |
| 209 |
} |
| 210 |
]; |
| 211 |
// Hide pagination buttons if appropriate |
| 212 |
tableDef.drawCallback = function() { |
| 213 |
var pagination = $(this).closest('.dataTables_wrapper') |
| 214 |
.find('.dataTables_paginate'); |
| 215 |
pagination.toggle(this.api().page.info().pages > 1); |
| 216 |
} |
| 217 |
KohaTable(service.id, tableDef, columns_settings); |
| 218 |
}); |
| 219 |
} |
| 220 |
|
| 221 |
|
| 222 |
}); |