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//列表页banner图片 |
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public function edit_list_page_banner($category_id=""){ |
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$category_id= empty($category_id)?$_POST["category_id"]:$category_id; |
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//上传图片 |
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if(isset($_POST["key"]) && $_POST["key"] == "upload"){ |
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/* |
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1.set_upload_path |
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*/ |
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$config['upload_path']="./upload/source/".date("Y/m/d");//文件上传目录 |
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if(!file_exists("./upload/source/".date("Y/m/d"))){ |
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mkdir("./upload/source/".date("Y/m/d"),0777,true);//原图路径 |
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} |
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if(!file_exists("./upload/big_thumb/".date("Y/m/d"))){ |
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mkdir("./upload/big_thumb/".date("Y/m/d"),0777,true);//大缩略图路径 |
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} |
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if(!file_exists("./upload/small_thumb/".date("Y/m/d"))){ |
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mkdir("./upload/small_thumb/".date("Y/m/d"),0777,true);//小缩略图路径 |
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} |
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$config['allowed_types']="gif|jpg|png|txt";//文件类型 |
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$config['max_size']="20000";//最大上传大小 |
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$this->load->library("upload",$config); |
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if($this->upload->do_upload('userfile'))//表单中name="userfile" |
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{ |
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//上传成功之后，生成两张缩略图 |
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$data=$this->upload->data();//返回上传图片的信息 |
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$this->load->library("image_lib");//载入图像处理类库 |
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//第一种方式：大缩略图的配置参数 |
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/* |
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$config_big_thumb['image_library'] = 'gd2';//gd2图库 |
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$config_big_thumb['source_image'] = $data['full_path'];//原图 |
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$config_big_thumb['new_image'] = "./upload/big_thumb/".date("Y/m/d")."/".$data['file_name'];//大缩略图 |
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$config_big_thumb['create_thumb'] = true;//是否创建缩略图 |
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$config_big_thumb['maintain_ratio'] = true; |
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$config_big_thumb['width'] = 300;//缩略图宽度 |
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$config_big_thumb['height'] = 300;//缩略图的高度 |
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$config_big_thumb['thumb_marker']="_300_300";//缩略图名字后加上 "_300_300",可以代表是一个300*300的缩略图 |
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*/ |
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//第二种：大缩略图的配置参数 |
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/* |
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$config_big_thumb=array( |
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'image_library' => 'gd2',//gd2图库 |
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'source_image' => $data['full_path'],//原图 |
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'new_image' => "./upload/big_thumb/".date("Y/m/d")."/".$data['file_name'],//大缩略图 |
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'create_thumb' => true,//是否创建缩略图 |
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'maintain_ratio' => true, |
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'width' => 300,//缩略图宽度 |
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'height' => 300,//缩略图的高度 |
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'thumb_marker'=>"_300_300"//缩略图名字后加上 "_300_300",可以代表是一个300*300的缩略图 |
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); |
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*/ |
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//第三种方式：将部分配置信息放到了config.php文件中 |
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$config_big_thumb=$this->config->item("config_big_thumb"); |
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$config_big_thumb['source_image']=$data['full_path']; |
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$config_big_thumb['new_image']="./upload/big_thumb/".date("Y/m/d")."/".$data['file_name']; |
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//小缩略图的配置参数 |
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/* |
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$config_small_thumb['image_library'] = 'gd2';//gd2图库 |
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$config_small_thumb['source_image'] = $data['full_path'];//原图 |
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$config_small_thumb['new_image'] = "./upload/small_thumb/".date("Y/m/d")."/".$data['file_name'];//大缩略图 |
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$config_small_thumb['create_thumb'] = true;//是否创建缩略图 |
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$config_small_thumb['maintain_ratio'] = true; |
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$config_small_thumb['width'] = 100;//缩略图宽度 |
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$config_small_thumb['height'] = 100;//缩略图的高度 |
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$config_small_thumb['thumb_marker']="_100_100";//缩略图名字后加上 "_100_100",可以代表是一个100*100的缩略图 |
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*/ |
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//小缩略图的配置参数 |
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$config_small_thumb=array( |
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'image_library' => 'gd2',//gd2图库 |
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'source_image' => $data['full_path'],//原图 |
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'new_image' => "./upload/small_thumb/".date("Y/m/d")."/".$data['file_name'],//大缩略图 |
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'create_thumb' => true,//是否创建缩略图 |
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'maintain_ratio' => true, |
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'width' => 100,//缩略图宽度 |
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'height' => 100,//缩略图的高度 |
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'thumb_marker'=>"_100_100"//缩略图名字后加上 "_300_300",可以代表是一个300*300的缩略图 |
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); |
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//$this->load->library("image_lib",$config_thumb); |
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$this->image_lib->initialize($config_big_thumb); |
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$this->image_lib->resize();//生成big缩略图 |
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$this->image_lib->initialize($config_small_thumb); |
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$this->image_lib->resize();//生成small缩略图 |
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//插入数据库 |
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$data_array = array( |
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'category_id' => $category_id, |
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'pic_url' => "./upload/source/".date("Y/m/d")."/".$data['file_name'], |
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'addtime' => time(), |
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'is_stop' => 1, |
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'sort'=>0, |
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'gender' => $_POST["gender"], |
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'link_url'=>$_POST["link_url"], |
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'user_id' => intval($this->cur_user ['user_id']) |
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); |
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$this->category_model->add_category_banner($data_array); |
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} |
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} |
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$con_arr[] = " category_id= '{$category_id}'"; |
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if ($gender=='' ) { |
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$gender=0; |
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} |
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$con_arr[] = " gender= '{$gender}'"; |
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$condition = implode( ' and ', $con_arr); |
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$banner_list = $this->category_model->get_banner_all($condition); |
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$this->tp->assign('banner_list', $banner_list); |
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$this->tp->assign('base_url', base_url()); |
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$this->tp->assign('gender', $gender); |
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$this->tp->assign('category_id', $category_id); |
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$this->tp->display("category/edit_list_page_banner.php"); |
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} |
