enhancement: introduced persistent filter support (LMS+ #620)

chilek · Sep 6, 2018 · 37d84c6 · 37d84c6
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diff --git a/img/lms-ui-persistent-filter.js b/img/lms-ui-persistent-filter.js
@@ -0,0 +1,94 @@
+/*
+ * LMS version 1.11-git
+ *
+ *  (C) Copyright 2001-2018 LMS Developers
+ *
+ *  Please, see the doc/AUTHORS for more information about authors!
+ *
+ *  This program is free software; you can redistribute it and/or modify
+ *  it under the terms of the GNU General Public License Version 2 as
+ *  published by the Free Software Foundation.
+ *
+ *  This program is distributed in the hope that it will be useful,
+ *  but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *  GNU General Public License for more details.
+ *
+ *  You should have received a copy of the GNU General Public License
+ *  along with this program; if not, write to the Free Software
+ *  Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307,
+ *  USA.
+ *
+ *  $Id$
+ */
+
+$(function() {
+	$('.lms-ui-filter-selection').change(function () {
+		if ($(this).val() == -1) {
+			$(this).next('.lms-ui-filter-name').show();
+		} else {
+			$(this).next('.lms-ui-filter-name').hide();
+		}
+	});
+
+	$('.lms-ui-filter-modify-button').click(function () {
+		var form = $(this).closest('form.lms-ui-persistent-filter');
+		var selectelem = $(this).siblings('.lms-ui-filter-selection')
+		var selection = selectelem.val();
+		var name = $(this).siblings('.lms-ui-filter-name').val();
+		if (!selection.length || (selection == -1 && name.length < 5)) {
+			return false;
+		}
+		$.ajax(form.attr('action'), {
+			method: "POST",
+			data: {
+				'persistent-filter': 1,
+				api: 1,
+				action: 'modify',
+				name: (selection == -1 ? name : selection)
+			},
+			success: function (data) {
+				selectelem.find('option:nth-child(n+3)').remove();
+				$.each(data, function (index, value) {
+					selectelem.append('<option value="' + value + '">' + value + '</option>');
+				});
+				selectelem.val(selection == -1 ? name : selection);
+			}
+		});
+		return false;
+	});
+
+	$('.lms-ui-filter-delete-button').click(function () {
+		var form = $(this).closest('form.lms-ui-persistent-filter');
+		var selectelem = $(this).siblings('.lms-ui-filter-selection')
+		var selection = selectelem.val();
+		if (!selection.length || selection == -1) {
+			return false;
+		}
+		$.ajax(form.attr('action'), {
+			method: "POST",
+			data: {
+				'persistent-filter': 1,
+				api: 1,
+				action: 'delete',
+				name: selection
+			},
+			success: function (data) {
+				selectelem.find('option:nth-child(n+3)').remove();
+				$.each(data, function (index, value) {
+					selectelem.append('<option value="' + value + '">' + value + '</option>');
+				});
+			}
+		});
+		return false;
+	});
+
+	$('.lms-ui-filter-apply-button').click(function () {
+		var form = $(this).closest('form.lms-ui-persistent-filter');
+		var name = $(this).siblings('.lms-ui-filter-selection').val();
+		form.find('[name="name"]').val(name);
+		form.attr('action', form.attr('action').replace('&api=1', ''));
+		form.submit();
+		return false;
+	});
+});
diff --git a/lib/SmartyPlugins/function.persistent_filter.php b/lib/SmartyPlugins/function.persistent_filter.php
@@ -0,0 +1,57 @@
+<?php
+
+/**
+ * LMS version 1.11-git
+ *
+ *  (C) Copyright 2001-2018 LMS Developers
+ *
+ *  Please, see the doc/AUTHORS for more information about authors!
+ *
+ *  This program is free software; you can redistribute it and/or modify
+ *  it under the terms of the GNU General Public License Version 2 as
+ *  published by the Free Software Foundation.
+ *
+ *  This program is distributed in the hope that it will be useful,
+ *  but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *  GNU General Public License for more details.
+ *
+ *  You should have received a copy of the GNU General Public License
+ *  along with this program; if not, write to the Free Software
+ *  Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307,
+ *  USA.
+ *
+ *  $Id$
+ */
+
+function smarty_function_persistent_filter($params, $template) {
+	$layout = $template->getTemplateVars('layout');
+	$persistent_filters = $template->getTemplateVars('persistent_filters');
+
+	$filters = '';
+	foreach ($persistent_filters as $filter_name => $filter)
+		$filters .= '<option value="' . $filter_name . '">' . $filter_name . '</option >';
+
+	return '<form method="post" class="lms-ui-persistent-filter" action="?m=' . $layout['module'] . '&persistent-filter=1&api=1">
+		<input type="hidden" name="action" value="apply">
+		<input type="hidden" name="name" value="">
+		<div class="lms-ui-persistent-filter">
+			' . trans("Persistent filter:") . '
+			<button class="lms-ui-button lms-ui-filter-apply-button" >
+			' . trans("<!filter>Apply") . '
+			</button>
+			<button class="lms-ui-button lms-ui-filter-modify-button" >
+			' . trans("<!filter>Update") . '
+			</button>
+			<select class="lms-ui-filter-selection">
+				<option value="">' . trans("<!filter>- none -") . '</option>
+				<option value="-1">' . trans("<!filter>- new -") . '</option>
+				' . $filters . '
+			</select>
+			<input type="text" size="20" class="lms-ui-filter-name" pattern="^.{5,}$">
+			<button class="lms-ui-button lms-ui-filter-delete-button" >
+				' . trans("<!filter>Delete") . '
+			</button>
+    	</div>
+	</form>';
+}