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public function upload_file($field_name,$file_name,$folder,$allowed_exts,$max_size){ $path = FCPATH."uploads".$folder; if(!is_dir($path)){ mkdir($path); @file_put_contents($path."index.html","Forbidden"); } $config['upload_path'] = $path; $config['allowed_types'] = $allowed_exts; $config['max_size'] = $max_size; $config['file_name'] = $file_name; $config['overwrite'] = false; $this->load->library('upload', $config); $uploaded = $this->upload->do_upload($field_name); $upload_data = $this->upload->data(); if($upload_data["file_type"] && $upload_data["file_ext"] && $upload_data["client_name"]){ $status = "success"; $file_size = $upload_data["file_size"]; $file_path = $upload_data["full_path"]; $max_width = 500; // max width $max_thumb = 250; // max thumb width $file_path = $this->resize_me($file_path,$max_width,FALSE); // resize to max width $thumb_name = "thumb_".$upload_data["orig_name"]; // thumb name $thumb_url = $folder.$thumb_name; // thumb url $thumb_path = $this->resize_me($file_path,$max_thumb,FALSE,FALSE,TRUE); // resize thumb } } public function delete_upload($folder,$name){ @unlink(FCPATH.upload_base.$folder."/".$name); } public function resize_me($path,$width,$height,$percent = 100 ,$new = FALSE){ if( ($width && $height) || ($width) || $percent){ list($mywidth, $myheight, $type, $attr) = getimagesize($path); $config['quality'] = "100%"; $cancel = FALSE; if($width > $mywidth){ $width = $mywidth; } $config['width'] = $width; $config['maintain_ratio'] = TRUE; $this->load->library('image_lib'); // resize $config['image_library'] = 'gd2'; $config['source_image'] = $path; if($new == TRUE){ $filename = basename($path); $config['new_image'] = $path = str_replace($filename,"thumb_".$filename,$path); } $this->image_lib->initialize($config); $this->image_lib->resize(); // resize return $path; } }
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