本文整理汇总了PHP中CI::image_lib方法的典型用法代码示例。如果您正苦于以下问题：PHP CI::image_lib方法的具体用法？PHP CI::image_lib怎么用？PHP CI::image_lib使用的例子？那么恭喜您, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类CI的用法示例。
在下文中一共展示了CI::image_lib方法的3个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的PHP代码示例。
示例1: upload_image
public function upload_image()
{
$config['upload_path'] = 'uploads/wysiwyg/images';
$config['allowed_types'] = 'gif|jpg|png';
\CI::load()->library('upload', $config);
if (!\CI::upload()->do_upload('file')) {
$error = array('error' => \CI::upload()->display_errors('', ''));
echo stripslashes(json_encode($error));
} else {
$data = \CI::upload()->data();
//upload successful generate a thumbnail
$config['image_library'] = 'gd2';
$config['source_image'] = 'uploads/wysiwyg/images/' . $data['file_name'];
$config['new_image'] = 'uploads/wysiwyg/thumbnails/' . $data['file_name'];
$config['create_thumb'] = FALSE;
$config['maintain_ratio'] = TRUE;
$config['width'] = 75;
$config['height'] = 50;
\CI::load()->library('image_lib', $config);
\CI::image_lib()->resize();
$data = array('filelink' => base_url('uploads/wysiwyg/images/' . $data['file_name']), 'filename' => $data['file_name']);
echo stripslashes(json_encode($data));
}
}示例2: product_image_upload
public function product_image_upload()
{
$data['file_name'] = false;
$data['error'] = false;
$config['allowed_types'] = 'gif|jpg|png';
//$config['max_size'] = config_item('size_limit');
$config['upload_path'] = 'uploads/images/full';
$config['encrypt_name'] = true;
$config['remove_spaces'] = true;
\CI::load()->library('upload', $config);
if (\CI::upload()->do_upload()) {
$upload_data = \CI::upload()->data();
\CI::load()->library('image_lib');
$config['image_library'] = 'gd2';
$config['source_image'] = 'uploads/images/full/' . $upload_data['file_name'];
$config['new_image'] = 'uploads/images/medium/' . $upload_data['file_name'];
$config['maintain_ratio'] = TRUE;
$config['width'] = 600;
$config['height'] = 500;
\CI::image_lib()->initialize($config);
\CI::image_lib()->resize();
\CI::image_lib()->clear();
//small image
$config['image_library'] = 'gd2';
$config['source_image'] = 'uploads/images/medium/' . $upload_data['file_name'];
$config['new_image'] = 'uploads/images/small/' . $upload_data['file_name'];
$config['maintain_ratio'] = TRUE;
$config['width'] = 235;
$config['height'] = 235;
\CI::image_lib()->initialize($config);
\CI::image_lib()->resize();
\CI::image_lib()->clear();
//cropped thumbnail
$config['image_library'] = 'gd2';
$config['source_image'] = 'uploads/images/small/' . $upload_data['file_name'];
$config['new_image'] = 'uploads/images/thumbnails/' . $upload_data['file_name'];
$config['maintain_ratio'] = TRUE;
$config['width'] = 150;
$config['height'] = 150;
\CI::image_lib()->initialize($config);
\CI::image_lib()->resize();
\CI::image_lib()->clear();
$data['file_name'] = $upload_data['file_name'];
}
if (\CI::upload()->display_errors() != '') {
$data['error'] = \CI::upload()->display_errors();
}
$this->partial('iframe/product_image_uploader', $data);
}示例3: form
//.........这里部分代码省略.........
foreach ($data['groups'] as $group) {
\CI::form_validation()->set_rules('enabled_' . $group->id, lang('enabled') . '(' . $group->name . ')', 'trim|numeric');
}
// validate the form
if (\CI::form_validation()->run() == FALSE) {
$this->view('category_form', $data);
} else {
$uploaded = \CI::upload()->do_upload('image');
if ($id) {
//delete the original file if another is uploaded
if ($uploaded) {
if ($data['image'] != '') {
$file = [];
$file[] = 'uploads/images/full/' . $data['image'];
$file[] = 'uploads/images/medium/' . $data['image'];
$file[] = 'uploads/images/small/' . $data['image'];
$file[] = 'uploads/images/thumbnails/' . $data['image'];
foreach ($file as $f) {
//delete the existing file if needed
if (file_exists($f)) {
unlink($f);
}
}
}
}
}
if (!$uploaded) {
$data['error'] = \CI::upload()->display_errors();
if ($_FILES['image']['error'] != 4) {
$data['error'] .= \CI::upload()->display_errors();
$this->view('category_form', $data);
return;
//end script here if there is an error
}
} else {
$image = \CI::upload()->data();
$save['image'] = $image['file_name'];
\CI::load()->library('image_lib');
//this is the larger image
$config['image_library'] = 'gd2';
$config['source_image'] = 'uploads/images/full/' . $save['image'];
$config['new_image'] = 'uploads/images/medium/' . $save['image'];
$config['maintain_ratio'] = TRUE;
$config['width'] = 600;
$config['height'] = 500;
\CI::image_lib()->initialize($config);
\CI::image_lib()->resize();
\CI::image_lib()->clear();
//small image
$config['image_library'] = 'gd2';
$config['source_image'] = 'uploads/images/medium/' . $save['image'];
$config['new_image'] = 'uploads/images/small/' . $save['image'];
$config['maintain_ratio'] = TRUE;
$config['width'] = 300;
$config['height'] = 300;
\CI::image_lib()->initialize($config);
\CI::image_lib()->resize();
\CI::image_lib()->clear();
//cropped thumbnail
$config['image_library'] = 'gd2';
$config['source_image'] = 'uploads/images/small/' . $save['image'];
$config['new_image'] = 'uploads/images/thumbnails/' . $save['image'];
$config['maintain_ratio'] = TRUE;
$config['width'] = 150;
$config['height'] = 150;
\CI::image_lib()->initialize($config);
\CI::image_lib()->resize();
\CI::image_lib()->clear();
}
\CI::load()->helper('text');
//first check the slug field
$slug = \CI::input()->post('slug');
//if it's empty assign the name field
if (empty($slug) || $slug == '') {
$slug = \CI::input()->post('name');
}
$slug = url_title(convert_accented_characters($slug), 'dash', TRUE);
if ($id) {
$slug = \CI::Categories()->validate_slug($slug, $category->id);
} else {
$slug = \CI::Categories()->validate_slug($slug);
}
$save['id'] = $id;
$save['name'] = \CI::input()->post('name');
$save['description'] = \CI::input()->post('description');
$save['excerpt'] = \CI::input()->post('excerpt');
$save['parent_id'] = intval(\CI::input()->post('parent_id'));
$save['sequence'] = intval(\CI::input()->post('sequence'));
$save['seo_title'] = \CI::input()->post('seo_title');
$save['meta'] = \CI::input()->post('meta');
$save['slug'] = $slug;
foreach ($data['groups'] as $group) {
$save['enabled_' . $group->id] = \CI::input()->post('enabled_' . $group->id);
}
\CI::Categories()->save($save);
\CI::session()->set_flashdata('message', lang('message_category_saved'));
//go back to the category list
redirect('admin/categories');
}
}