Merge pull request #3 from AlphaRomeoMike/feature/updatingData

Data is being updated
AlphaRomeoMike · Jan 17, 2021 · 7adbd52 · 7adbd52
2 parents 2fb3869 + 344cdf8
commit 7adbd52
Show file tree

Hide file tree

Showing 2 changed files with 55 additions and 10 deletions.
diff --git a/database.php b/database.php
@@ -43,20 +43,40 @@ public function select($table_name) {
 
 
         //* FETCH SINGLE DATA
-        public function select_where($table_name, $where_condition) {
+        public function select_where($table_name, $where) {
             $condition = '';
             $array = array();
-            foreach($where_condition as $key => $values) {
-                $condition .= $key . " = '". $values ."' AND";
+            foreach($where as $key => $value) {
+                $condition .= $key . " = '".$value."' AND ";
             }
             $condition = substr($condition, 0, -5);
-
-            $query = "SELECT * FROM ".$table_name." WHERE " . $condition;
+            $query = "SELECT * FROM $table_name WHERE $condition";
             $result = mysqli_query($this->con, $query);
-            while($row = mysqli_fetch_assoc($result)) {
+
+            while($row = mysqli_fetch_array($result)) {
                 $array[] = $row;
             }
             return $array;
         }
+
+        //* UPDATE SINGLE DATA
+        public function update($table_name, $fields, $where) {
+            $query = '';
+            $condition = '';
+
+            foreach($fields as $key => $value) {
+                $query .= $key. "='".$value."', ";
+            }
+            $query = substr($query, 0, -2);
+            foreach($where as $key => $value) {
+                $condition .= $key. "='".$value."' AND ";
+            }
+            $condition = substr($condition, 0, -5);
+            $query = "UPDATE $table_name SET $query WHERE $condition";
+
+            if(mysqli_query($this->con, $query)) {
+                return true;
+            }
+        }
     }
 ?>
diff --git a/index.php b/index.php
@@ -17,6 +17,25 @@
     $success = 'Data inserted';
   }
 }
+
+if (isset($_POST['edit'])) {
+  $title = validate($_POST['post_title']);
+  $desc = validate($_POST['post_description']);
+
+  $update = array(
+    'post_title' => mysqli_real_escape_string($data->con, $title),
+    'post_desc' => mysqli_real_escape_string($data->con, $desc)
+  );
+
+  $where = array(
+    'post_id' => $_POST['post_id']
+  );
+
+  if ($data->update('tbl_posts', $update, $where)) {
+    header("location:index.php?updated=1");
+  }
+}
+
 ?>
 
 <!DOCTYPE html>
@@ -45,6 +64,7 @@
           );
           $single_data = $data->select_where("tbl_posts", $where);
           foreach ($single_data as $post) {
+            //? UPDATE FORM DATA
       ?>
             <div class="form-group">
               <label for="post_title"><strong>Title</strong></label>
@@ -53,15 +73,20 @@
             </div>
             <div class="form-group">
               <label for="post_description">Description</label>
-              <textarea name="post_description" id="post_description" class="form-control" placeholder="Enter post title"><?php echo $post['post_title']; ?></textarea>
+              <textarea name="post_description" id="post_description" class="form-control" placeholder="Enter post title"><?php echo $post['post_desc']; ?></textarea>
               <small id="help_post" class="text-muted">Eg. Any message you would like to say</small>
             </div>
             <input type="hidden" name="post_id" value="<?php echo $post['post_id']; ?>">
-            <input type="submit" value="Submit" name="edit" class="btn btn-outline-secondary col-md-3" />
+            <input type="submit" value="Edit" name="edit" class="btn btn-outline-secondary col-md-3" />
+            <span><?php if (isset($_GET['updated'])) {
+                    $success = 'Post Updated';
+                  } ?></span>
+
         <?php
           }
         }
       } else {
+        //? INSERT FORM DATA
         ?>
         <div class="form-group">
           <label for="post_title"><strong>Title</strong></label>
@@ -101,13 +126,13 @@
           $counter = 1;
           $post_data = $data->select("tbl_posts");
           foreach ($post_data as $post) {
-            
+
           ?>
             <tr>
               <td width="5%"><?php echo $counter++; ?></td>
               <td width="15%"><?php echo $post["post_title"]; ?></td>
               <td width="50%"><?php echo substr($post["post_desc"], 0, 200); ?></td>
-              <td width="20%"><span><a href="" class="btn btn-outline-primary">View</a></span>
+              <td width="15%"><span><a href="" class="btn btn-outline-primary">View</a></span>
                 <span><a href="index.php?edit=1&post_id=<?php echo $post["post_id"]; ?>" class="btn btn-outline-info">Edit</a></span>
                 <span><a href="#" id="<?php echo $post["post_id"]; ?>" class="btn btn-outline-danger">Delete</a></span>
               </td>