mirror of
https://github.com/nanoy42/coope
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36 lines
1.6 KiB
JavaScript
36 lines
1.6 KiB
JavaScript
var yl = yl || {};
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if (typeof django !== 'undefined' && typeof django.jQuery !== 'undefined') {
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// If django.jQuery is already defined, use it.
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yl.jQuery = django.jQuery;
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}
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else {
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// We include jquery itself in our widget's media, because we need it.
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// Normally, we expect our widget's reference to admin/js/vendor/jquery/jquery.js
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// to be skipped, because django's own code has already included it.
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// However, if django.jQuery is NOT defined, we know that jquery was not
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// included before we did it ourselves. This can happen if we're not being
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// rendered in a django admin form.
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// However, someone ELSE'S jQuery may have been included before ours, in
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// which case we must ensure that our jquery doesn't override theirs, since
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// it might be a newer version that other code on the page relies on.
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// Thus, we must run jQuery.noConflict(true) here to move our jQuery out of
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// the way.
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yl.jQuery = jQuery.noConflict(true);
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}
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// In addition to all of this, we must ensure that the global jQuery and $ are
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// defined, because Select2 requires that. jQuery will only be undefined at
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// this point if only we or django included it.
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if (typeof jQuery === 'undefined') {
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jQuery = yl.jQuery;
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$ = yl.jQuery;
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}
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else {
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// jQuery IS still defined, which means someone else also included jQuery.
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// In this situation, we need to store the old jQuery in a
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// temp variable, set the global jQuery to our yl.jQuery, then let select2
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// set itself up. We restore the global jQuery to its original value in
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// jquery.post-setup.js.
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dal_jquery_backup = jQuery.noConflict(true);
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jQuery = yl.jQuery;
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}
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