date filter added

+<?php
+// This file is part of Moodle - http://moodle.org/
+//
+// Moodle is free software: you can redistribute it and/or modify
+// it under the terms of the GNU General Public License as published by
+// the Free Software Foundation, either version 3 of the License, or
+// (at your option) any later version.
+//
+// Moodle 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 Moodle.  If not, see <http://www.gnu.org/licenses/>.
+
+/**
+ * Log block caps.
+ *
+ * @package    block_log
+ * @copyright  Vanisha <vanisha@teknoturf.com>
+ * @license    http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
+ */
+
+require_once(dirname(dirname(dirname(__FILE__))) . '/config.php');
+
+global $CFG;
+require_login();
+
+if (isset($_GET['choice'])) {
+    $choice = $_GET['choice'];
+    
+    if ($choice === 'get_logs') {
+        $date_filter =  $_GET['date'];
+        $date_filter = date('d-m-y',strtotime($date_filter));
+        $configpaths = get_config(null, 'block_log_path_info');
+        
+        $table_content_array = array(); $i =1;
+        $split_paths = explode(",",$configpaths);
+        foreach($split_paths as $split_path) {
+            $files = scandir($split_path);
+            foreach($files as $file) {
+                if($file === '.' || $file === '..') {continue;}
+                if( (strpos($file, $date_filter) !== false) && (strpos($file, '.log')) ) {
+                    $n = new stdClass();
+                    $n->sno = $i;
+                    $n->name = $file;
+                    $n->log = file_get_contents($split_path.'/'.$file);
+                    $table_content_array[] = $n;
+                    $i = $i+1;
+                }
+            }
+        }
+        $response_obj = new stdClass();
+        $response_obj->userdata  = json_encode($table_content_array);
+        echo json_encode($response_obj);
+    }
+}
\ No newline at end of file

@@ -14,6 +14,14 @@
 		  	<label for="date_filter">Date</label>
 		    <input type="date" id="date_filter" class="form-control" aria-label="Default" aria-describedby="date_filter">
 		</div>
+		<div id="date_filter_error_div"></div>
+	</div>
+	<div class="input-group mb-3">
+		<div>
+			<button id="filter_logs" class="btn btn-primary" type="button" title="Filter">Filter
+	        	<span class="icon-stack"><i style="line-height: 0.5em;" class="icon-filter icon-stack-base" aria-hidden="true"></i>
+	            <i style="line-height: 0.2em;" class="icon-add"></i></span></button>
+		</div>
 	</div>
 </div>
 
@@ -33,14 +41,50 @@
 </div>
 
 <script>
-$('#view_logs_entries_table').DataTable({
-			dom: 'lBfrtip',
-			"pageLength": 30,
-			"lengthChange": false,
-            lengthMenu: [[10, 25, 50, 100],[10, 25, 50, 100]],
-            "language": {
-        		"emptyTable":  "No records found."
-    		}
-});
+
+var log_DataTable = "";    
+ 	log_DataTable = $('#view_logs_entries_table').DataTable({
+		    	  dom: 'lBfrtip',
+					"pageLength": 30,
+					"lengthChange": false,
+		            lengthMenu: [[10, 25, 50, 100],[10, 25, 50, 100]],
+		            "language": {
+		        		"emptyTable":  "No records found."
+		    		},
+		    	  "columns": [
+		              { "data": "sno" },
+		              { "data": "name" },
+		              { "data": "log" }
+		          ]
+	});
+
+$('#view_slots_filter').click(function() {
+    	var date = $("#date_filter").val();
+    	if((date == '')) {
+	   		var alert_message = '<p style="color: red;">* Please select date filter.</p>';
+	  		if(('#date_filter_error_div').length != 0 ) {
+					 $('#date_filter_error_div').empty();
+			}
+			$('#date_filter_error_div').append(alert_message);
+	   
+	   }
+	   else {
+	   		if(('#date_filter_error_div').length != 0 ) {
+					 $('#date_filter_error_div').empty();
+			}
+			$.ajax({
+		         method: "GET",
+		         url: M.cfg.wwwroot + '/blocks/log/ajax.php',
+		         data: {"choice" : "get_logs","date" : date}
+		     }).done(function(response) {
+		    	 var data = JSON.parse(response);
+		         var userdata =  JSON.parse(data.userdata);
+		         log_DataTable.clear().draw();
+		         log_DataTable.rows.add(userdata).draw();
+		         
+		     });
+		}
+    
+    });
 
 </script>
\ No newline at end of file

@@ -49,7 +49,7 @@ $templatecontext = array();
 // breadcrumb template
 $templatecontext['breadcrumb_navbar'] = $OUTPUT->navbar();
 
-$configpaths = get_config('block_log', 'block_log_path_info');
+$configpaths = get_config(null, 'block_log_path_info');
 
 $isadmin   = has_capability('block/log:manageall', context_system::instance());