From 1783f1dd251b46b2cc1aa9aec50071d38dee999b Mon Sep 17 00:00:00 2001
From: Hameedullah Pardess <hameedullah.pardess@gmail.com>
Date: Wed, 23 Mar 2016 03:07:02 +0430
Subject: [PATCH] Can upload profile photo

Now profile photos can be uploaded and replaced by a new one.
---
 application/controllers/Prisoner.php | 155 ++++++++++++++++++++++++---
 application/views/prisoner_list.php  |  88 +++++++++++----
 2 files changed, 205 insertions(+), 38 deletions(-)

diff --git a/application/controllers/Prisoner.php b/application/controllers/Prisoner.php
index 7be6648..7a578ee 100644
--- a/application/controllers/Prisoner.php
+++ b/application/controllers/Prisoner.php
@@ -14,13 +14,7 @@ public function __construct()
 		$this->load->model('district_model');
 		$this->load->model('marital_status_model');
 
-		// File upload config
-		$config['upload_path'] = './photos/';
-		$config['allowed_types'] = 'gif|jpg|png';
-		$config['max_size']     = '100';
-		$config['max_width'] = '1024';
-		$config['max_height'] = '768';
-		$this->load->library('upload', $config);
+		
 	}
 
 	public function index()
@@ -104,6 +98,19 @@ public function delete($id)
 	// add new record
 	public function add()
     {
+		// $attachment_file=$_FILES["attachment_file"];
+		// $output_dir = "upload/";
+		// $fileName = $_FILES["attachment_file"]["name"];
+		// move_uploaded_file($_FILES["attachment_file"]["tmp_name"],$output_dir.$fileName);
+		// echo "File uploaded successfully";
+
+    	$response['success'] = TRUE;
+    	$response['message'] = '';
+    	$response['result'] = '';
+
+		// start of transaction
+		$this->db->trans_begin();
+
 		$criminal_history = $this->input->post('criminalHistory');
 
         $data = array(
@@ -117,17 +124,68 @@ public function add()
                 'permanent_province_id' => $this->input->post('permanentProvince'),
                 'permanent_district_id' => $this->input->post('permanentDistrict'),
                 'present_province_id' => $this->input->post('presentProvince'),
-                'present_district_id' => $this->input->post('presentDistrict'),
-                'profile_pic' => $this->input->post('profilePic')
+                'present_district_id' => $this->input->post('presentDistrict')
+                // 'profile_pic' => $this->input->post('profilePic')
             );
-        $insert = $this->prisoner_model->create($data);
-        // log_message('debug', 'insert: ' . $insert);
-        echo json_encode(array("status" => TRUE));
+        $record_id = $this->prisoner_model->create($data);
+        log_message('debug', 'insert ID: ' . $insert_id);
+
+		if ($this->db->trans_status() === FALSE)
+		{
+			$response['success'] = FALSE;
+			$response['message'] = 'Falied to save the data.';
+			$this->db->trans_rollback();
+		}
+		else
+		{
+			$extension = 'jpg';
+			if($_FILES['profilePic'] && $_FILES['profilePic']['size'] > 0)
+			{
+				$image = $_FILES['profilePic'];
+				log_message('debug', 'file name: ' . $image['name']);
+				$path_info = pathinfo($image['name']);
+				$extension = $path_info['extension'];
+
+				$file_new_name = $record_id . '.' . $extension;
+				log_message('debug', 'new file name: ' . $file_new_name);
+
+				if(!$this->upload_photo('profilePic', $file_new_name))
+				{
+					$response['success'] = FALSE;
+					$response['message'] = $this->upload->display_errors();
+					// rollback transaction
+					$this->db->trans_rollback();
+				}
+				else
+				{
+					$dataUpdate = array(
+			                'profile_pic' => $file_new_name
+			            );
+					$this->prisoner_model->update_by_id($record_id, $dataUpdate);
+
+					// commit transaction
+					$this->db->trans_commit();
+				}
+			}
+			else
+			{
+				// commit transaction
+				$this->db->trans_commit();
+			}
+		}
+        echo json_encode($response);
     }
  
  	// update exisitn record
     public function update()
     {
+    	$response['success'] = TRUE;
+    	$response['message'] = '';
+    	$response['result'] = '';
+
+    	// start of transaction
+		$this->db->trans_begin();
+
     	$criminal_history = $this->input->post('criminalHistory');
 
         $data = array(
@@ -141,11 +199,78 @@ public function update()
                 'permanent_province_id' => $this->input->post('permanentProvince'),
                 'permanent_district_id' => $this->input->post('permanentDistrict'),
                 'present_province_id' => $this->input->post('presentProvince'),
-                'present_district_id' => $this->input->post('presentDistrict'),
-                'profile_pic' => $this->input->post('profilePic')
+                'present_district_id' => $this->input->post('presentDistrict')
+                // 'profile_pic' => $this->input->post('profilePic')
             );
         $affected_rows = $this->prisoner_model->update(array('id' => $this->input->post('id')), $data);
         // log_message('debug', 'affected rows: ' . $affected_rows);
-        echo json_encode(array("status" => TRUE));
+
+        $record_id = $this->input->post('id');
+
+        if ($this->db->trans_status() === FALSE)
+		{
+			$response['success'] = FALSE;
+			$response['message'] = 'Falied to save the data.';
+			$this->db->trans_rollback();
+		}
+		else
+		{
+			$extension = 'jpg';
+			if($_FILES['profilePic'] && $_FILES['profilePic']['size'] > 0)
+			{
+				$image = $_FILES['profilePic'];
+				log_message('debug', 'file name: ' . $image['name']);
+				$path_info = pathinfo($image['name']);
+				$extension = $path_info['extension'];
+
+				$file_new_name = $record_id . '.' . $extension;
+				log_message('debug', 'new file name: ' . $file_new_name);
+
+				if(!$this->upload_photo('profilePic', $file_new_name))
+				{
+					$response['success'] = FALSE;
+					$response['message'] = $this->upload->display_errors();
+					// rollback transaction
+					$this->db->trans_rollback();
+				}
+				else
+				{
+					$dataUpdate = array(
+			                'profile_pic' => $file_new_name
+			            );
+					$this->prisoner_model->update_by_id($record_id, $dataUpdate);
+
+					// commit transaction
+					$this->db->trans_commit();
+				}
+			}
+			else
+			{
+				// commit transaction
+				$this->db->trans_commit();
+			}
+		}
+        echo json_encode($response);
+    }
+
+    private function upload_photo($field, $file_new_name) {
+    	// File upload config
+		$config['upload_path'] = './photos/';
+		$config['allowed_types'] = 'gif|jpg|png';
+		$config['max_size']     = '2000';
+		$config['max_width'] = '1024';
+		$config['max_height'] = '768';
+		$config['overwrite'] = TRUE;
+		$config['file_name'] = $file_new_name;
+		$this->load->library('upload', $config);
+
+    	if(!$this->upload->do_upload($field))
+		{
+			log_message('debug', 'file upload: ' . var_export($this->upload->display_errors(), true));
+			return FALSE;
+		}
+		
+		log_message('debug', 'file upload: ' . var_export($this->upload->data(), true));
+		return TRUE;
     }
 }
diff --git a/application/views/prisoner_list.php b/application/views/prisoner_list.php
index 54abf72..4a167f1 100644
--- a/application/views/prisoner_list.php
+++ b/application/views/prisoner_list.php
@@ -45,6 +45,7 @@
 		    var oTable;
 		    var provincesList = <?= json_encode($provincesList) ?>;
 		    var districtsList = <?= json_encode($districtsList) ?>;
+		    var photos_directory = "<?= base_url('photos/') ?>";
 
             $(document).ready(function () {
             	$("li#prisoners", ".navbar-nav").addClass("active");
@@ -132,7 +133,16 @@ function view_record(id)
 						$('p#permanentDistrict', '#modal_form_view').html(data.permanent_district_id);
 						$('p#presentProvince', '#modal_form_view').html(data.present_province_id);
 						$('p#presentDistrict', '#modal_form_view').html(data.present_district_id);
-						$('img#profilePic', '#modal_form_view').attr("src", data.profile_pic);
+						
+						if(data.profile_pic !== '' && data.profile_pic !== null)
+						{
+							$('img#profilePic', '#modal_form_view').attr("src", photos_directory + '/' + data.profile_pic);
+							$('img#profilePic', '#modal_form_view').attr("alt", 'Failed to display the photo.');
+						}
+						else
+						{
+							$('img#profilePic', '#modal_form_view').attr("alt", 'Profile photo is not uploaded.');
+						}
 
 						$('#modal_form_view').modal('show'); // show bootstrap modal when complete loaded
 					},
@@ -171,29 +181,24 @@ function edit_record(id)
 
 						var permanentDistrictsSelectEl = $('[name="permanentDistrict"]', '#modal_form_edit');
 						render_district_list(data.permanentDistricts, permanentDistrictsSelectEl);
-						// $.each(data.permanentDistricts, function(index, value) {
-						// 	// if (data.prisoner.permanent_district_id === value.id) {
-						// 	// 	$('<option>').attr('value', value.id).attr('selected', true).html(value.group_name).appendTo(permanentDistrictsSelectEl);
-						// 	// } else {
-						// 		$('<option>').attr('value', value.id).html(value.name).appendTo(permanentDistrictsSelectEl);
-						// 	// }
-						// });
 
 						$('[name="permanentDistrict"]', '#modal_form_edit').val(data.prisoner.permanent_district_id);
 						$('[name="presentProvince"]', '#modal_form_edit').val(data.prisoner.present_province_id);
 
 						var presentDistrictsSelectEl = $('[name="presentDistrict"]', '#modal_form_edit');
 						render_district_list(data.presentDistricts, presentDistrictsSelectEl);
-						// $.each(data.presentDistricts, function(index, value) {
-						// 	// if (data.prisoner.present_district_id === value.id) {
-						// 	// 	$('<option>').attr('value', value.id).attr('selected', true).html(value.group_name).appendTo(presentDistrictsSelectEl);
-						// 	// } else {
-						// 		$('<option>').attr('value', value.id).html(value.name).appendTo(presentDistrictsSelectEl);
-						// 	// }
-						// });
 
 						$('[name="presentDistrict"]', '#modal_form_edit').val(data.prisoner.present_district_id);
-						$('[name="profilePic"]', '#modal_form_edit').attr("src", data.prisoner.profile_pic);
+
+						if(data.prisoner.profile_pic !== '' && data.prisoner.profile_pic !== null)
+						{
+							$('img#profilePicDisplay', '#modal_form_edit').attr("src", photos_directory + '/' + data.prisoner.profile_pic);
+							$('img#profilePicDisplay', '#modal_form_edit').attr("alt", 'Failed to display the photo.');
+						}
+						else
+						{
+							$('img#profilePicDisplay', '#modal_form_edit').attr("alt", 'Profile photo is not uploaded.');
+						}
 
 						$('#modal_form_edit').modal('show'); // show bootstrap modal when complete loaded
 						$('.modal-title', '#modal_form_edit').text('Edit User'); // Set Title to Bootstrap modal title
@@ -246,23 +251,53 @@ function save_record()
 					url = "<?php echo site_url('prisoner/update')?>";
 				}
 
+				var formData = new FormData($('#form', '#modal_form_edit')[0]);
+
 				// ajax adding data to database
 				$.ajax({
 					url : url,
 					type: "POST",
-					data: $('#form', '#modal_form_edit').serialize(),
-					dataType: "JSON",
+					data: formData,
+					mimeType: "multipart/form-data",
+					contentType: false,
+					cache: false,
+					processData: false,
 					success: function(data)
 					{
-						//if success close modal and reload ajax table
-						$('#modal_form_edit').modal('hide');
-						reload_table();
+						data = JSON.parse(data);
+						if(data.success === true)
+						{
+							$('#modal_form_edit').modal('hide');
+							reload_table();
+						}
+						else
+						{
+							alert(data.message);
+						}
 					},
 					error: function (jqXHR, textStatus, errorThrown)
 					{
 						alert('Error adding / update data');
 					}
 				});
+
+				// ajax adding data to database
+				// $.ajax({
+				// 	url : url,
+				// 	type: "POST",
+				// 	data: $('#form', '#modal_form_edit').serialize(),
+				// 	dataType: "JSON",
+				// 	success: function(data)
+				// 	{
+				// 		//if success close modal and reload ajax table
+				// 		$('#modal_form_edit').modal('hide');
+				// 		reload_table();
+				// 	},
+				// 	error: function (jqXHR, textStatus, errorThrown)
+				// 	{
+				// 		alert('Error adding / update data');
+				// 	}
+				// });
 			}
         </script>
 
@@ -348,7 +383,14 @@ function save_record()
 									<p class="form-control-static" id="presentDistrict"></p>
 								</div>
 							</div>
-							<img id="profilePic" alt="Profile Photo" class="img-rounded">
+							<div class="form-group">
+								<!-- <label class="control-label col-sm-4">Profile Photo</label> -->
+								<div class="col-sm-12">
+									<div class="thumbnail">
+										<img id="profilePic" alt="Profile Photo not exist" class="img-rounded">
+									</div>
+								</div>
+							</div>
 						</form>
 					</div>
 					<div class="modal-footer">
@@ -474,7 +516,7 @@ function save_record()
 								<!-- <label class="control-label col-sm-4">Profile Photo</label> -->
 								<div class="col-sm-12">
 									<div class="thumbnail">
-										<img name="profilePicc" src="<?php echo base_url('photos/profile_pic01.jpg')?>" alt="Profile Photo" class="img-rounded">
+										<img id="profilePicDisplay" alt="Profile Photo" class="img-rounded">
 									</div>
 								</div>
 							</div>