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: / var / www / html / projects / wavoo / nirvakam / controller / marketplace /
Filename : install.php
back
<?php
class ControllerMarketplaceInstall extends Controller {
	public function install() {
		$this->load->language('marketplace/install');

		$json = array();
			
		if (isset($this->request->get['extension_install_id'])) {
			$extension_install_id = $this->request->get['extension_install_id'];
		} else {
			$extension_install_id = 0;
		}
			
		if (!$this->user->hasPermission('modify', 'marketplace/install')) {
			$json['error'] = $this->language->get('error_permission');
		}

		// Make sure the file name is stored in the session.
		if (!isset($this->session->data['install'])) {
			$json['error'] = $this->language->get('error_file');
		} elseif (!is_file(DIR_UPLOAD . $this->session->data['install'] . '.tmp')) {
			$json['error'] = $this->language->get('error_file');
		}

		if (!$json) {
			$json['text'] = $this->language->get('text_unzip');

			$json['next'] = str_replace('&amp;', '&', $this->url->link('marketplace/install/unzip', 'user_token=' . $this->session->data['user_token'] . '&extension_install_id=' . $extension_install_id, true));
		}

		$this->response->addHeader('Content-Type: application/json');
		$this->response->setOutput(json_encode($json));
	}

	public function unzip() {
		$this->load->language('marketplace/install');

		$json = array();

		if (isset($this->request->get['extension_install_id'])) {
			$extension_install_id = $this->request->get['extension_install_id'];
		} else {
			$extension_install_id = 0;
		}
		
		if (!$this->user->hasPermission('modify', 'marketplace/install')) {
			$json['error'] = $this->language->get('error_permission');
		}

		if (!isset($this->session->data['install'])) {
			$json['error'] = $this->language->get('error_file');
		} elseif (!is_file(DIR_UPLOAD . $this->session->data['install'] . '.tmp')) {
			$json['error'] = $this->language->get('error_file');
		}
		
		// Sanitize the filename
		if (!$json) {
			$file = DIR_UPLOAD . $this->session->data['install'] . '.tmp';
					
			// Unzip the files
			$zip = new ZipArchive();

			if ($zip->open($file)) {
				$zip->extractTo(DIR_UPLOAD . 'tmp-' . $this->session->data['install']);
				$zip->close();
			} else {
				$json['error'] = $this->language->get('error_unzip');
			}

			// Remove Zip
			unlink($file);

			$json['text'] = $this->language->get('text_move');

			$json['next'] = str_replace('&amp;', '&', $this->url->link('marketplace/install/move', 'user_token=' . $this->session->data['user_token'] . '&extension_install_id=' . $extension_install_id, true));
		}

		$this->response->addHeader('Content-Type: application/json');
		$this->response->setOutput(json_encode($json));
	}

	public function move() {
		$this->load->language('marketplace/install');
		
		$json = array();

		if (isset($this->request->get['extension_install_id'])) {
			$extension_install_id = $this->request->get['extension_install_id'];
		} else {
			$extension_install_id = 0;
		}

		if (!$this->user->hasPermission('modify', 'marketplace/install')) {
			$json['error'] = $this->language->get('error_permission');
		}

		if (!isset($this->session->data['install'])) {
			$json['error'] = $this->language->get('error_directory');
		} elseif (!is_dir(DIR_UPLOAD . 'tmp-' . $this->session->data['install'] . '/')) {
			$json['error'] = $this->language->get('error_directory');
		}

		if (!$json) {
			$directory = DIR_UPLOAD . 'tmp-' . $this->session->data['install'] . '/';
		
			if (is_dir($directory . 'upload/')) {
				$files = array();
	
				// Get a list of files ready to upload
				$path = array($directory . 'upload/*');
	
				while (count($path) != 0) {
					$next = array_shift($path);
	
					foreach ((array)glob($next) as $file) {
						if (is_dir($file)) {
							$path[] = $file . '/*';
						}
	
						$files[] = $file;
					}
				}
	
				// A list of allowed directories to be written to
				$allowed = array(
					'admin/controller/extension/',
					'admin/language/',
					'admin/model/extension/',
					'admin/view/image/',
					'admin/view/javascript/',
					'admin/view/stylesheet/',
					'admin/view/template/extension/',
					'catalog/controller/extension/',
					'catalog/language/',
					'catalog/model/extension/',
					'catalog/view/javascript/',
					'catalog/view/theme/',
					'system/config/',
					'system/library/',
					'image/catalog/'
				);
	
				// First we need to do some checks
				foreach ($files as $file) {
					$destination = str_replace('\\', '/', substr($file, strlen($directory . 'upload/')));
	
					$safe = false;
	
					foreach ($allowed as $value) {
						if (strlen($destination) < strlen($value) && substr($value, 0, strlen($destination)) == $destination) {
							$safe = true;
	
							break;
						}
	
						if (strlen($destination) > strlen($value) && substr($destination, 0, strlen($value)) == $value) {
							$safe = true;
	
							break;
						}
					}
					
					if ($safe) {
						// Check if the copy location exists or not
						if (substr($destination, 0, 5) == 'admin') {
							$destination = DIR_APPLICATION . substr($destination, 6);
						}
	
						if (substr($destination, 0, 7) == 'catalog') {
							$destination = DIR_CATALOG . substr($destination, 8);
						}
	
						if (substr($destination, 0, 5) == 'image') {
							$destination = DIR_IMAGE . substr($destination, 6);
						}
	
						if (substr($destination, 0, 6) == 'system') {
							$destination = DIR_SYSTEM . substr($destination, 7);
						}
					} else {
						$json['error'] = sprintf($this->language->get('error_allowed'), $destination);
	
						break;
					}
				}
				
				if (!$json) {
					$this->load->model('setting/extension');
	
					foreach ($files as $file) {
						$destination = str_replace('\\', '/', substr($file, strlen($directory . 'upload/')));
	
						$path = '';
	
						if (substr($destination, 0, 5) == 'admin') {
							$path = DIR_APPLICATION . substr($destination, 6);
						}
	
						if (substr($destination, 0, 7) == 'catalog') {
							$path = DIR_CATALOG . substr($destination, 8);
						}
	
						if (substr($destination, 0, 5) == 'image') {
							$path = DIR_IMAGE . substr($destination, 6);
						}
	
						if (substr($destination, 0, 6) == 'system') {
							$path = DIR_SYSTEM . substr($destination, 7);
						}
	
						if (is_dir($file) && !is_dir($path)) {
							if (mkdir($path, 0777)) {
								$this->model_setting_extension->addExtensionPath($extension_install_id, $destination);
							}
						}
	
						if (is_file($file)) {
							if (rename($file, $path)) {
								$this->model_setting_extension->addExtensionPath($extension_install_id, $destination);
							}
						}
					}
				}
			}
		}

		if (!$json) {
			$json['text'] = $this->language->get('text_xml');

			$json['next'] = str_replace('&amp;', '&', $this->url->link('marketplace/install/xml', 'user_token=' . $this->session->data['user_token'] . '&extension_install_id=' . $extension_install_id, true));
		}

		$this->response->addHeader('Content-Type: application/json');
		$this->response->setOutput(json_encode($json));
	}

	public function xml() {
		$this->load->language('marketplace/install');

		$json = array();
		
		if (isset($this->request->get['extension_install_id'])) {
			$extension_install_id = $this->request->get['extension_install_id'];
		} else {
			$extension_install_id = 0;
		}

		if (!$this->user->hasPermission('modify', 'marketplace/install')) {
			$json['error'] = $this->language->get('error_permission');
		}

		if (!isset($this->session->data['install'])) {
			$json['error'] = $this->language->get('error_directory');
		} elseif (!is_dir(DIR_UPLOAD . 'tmp-' . $this->session->data['install'] . '/')) {
			$json['error'] = $this->language->get('error_directory');
		}

		if (!$json) {
			$file = DIR_UPLOAD . 'tmp-' . $this->session->data['install'] . '/install.xml';

			if (is_file($file)) {
				$this->load->model('setting/modification');
				
				// If xml file just put it straight into the DB
				$xml = file_get_contents($file);
	
				if ($xml) {
					try {
						$dom = new DOMDocument('1.0', 'UTF-8');
						$dom->loadXml($xml);
	
						$name = $dom->getElementsByTagName('name')->item(0);
	
						if ($name) {
							$name = $name->nodeValue;
						} else {
							$name = '';
						}
	
						$code = $dom->getElementsByTagName('code')->item(0);
	
						if ($code) {
							$code = $code->nodeValue;
	
							// Check to see if the modification is already installed or not.
							$modification_info = $this->model_setting_modification->getModificationByCode($code);
	
							if ($modification_info) {
								$this->model_setting_modification->deleteModification($modification_info['modification_id']);
							}
						} else {
							$json['error'] = $this->language->get('error_code');
						}
	
						$author = $dom->getElementsByTagName('author')->item(0);
	
						if ($author) {
							$author = $author->nodeValue;
						} else {
							$author = '';
						}
	
						$version = $dom->getElementsByTagName('version')->item(0);
	
						if ($version) {
							$version = $version->nodeValue;
						} else {
							$version = '';
						}
	
						$link = $dom->getElementsByTagName('link')->item(0);
	
						if ($link) {
							$link = $link->nodeValue;
						} else {
							$link = '';
						}
	
						if (!$json) {
							
							
							$modification_data = array(
								'extension_install_id' => $extension_install_id,
								'name'                 => $name,
								'code'                 => $code,
								'author'               => $author,
								'version'              => $version,
								'link'                 => $link,
								'xml'                  => $xml,
								'status'               => 1
							);
	
							$this->model_setting_modification->addModification($modification_data);
						}
					} catch (Exception $exception) {
						$json['error'] = sprintf($this->language->get('error_exception'), $exception->getCode(), $exception->getMessage(), $exception->getFile(), $exception->getLine());
					}
				}
			}
		}

		if (!$json) {
			$json['text'] = $this->language->get('text_remove');

			$json['next'] = str_replace('&amp;', '&', $this->url->link('marketplace/install/remove', 'user_token=' . $this->session->data['user_token'], true));
		}

		$this->response->addHeader('Content-Type: application/json');
		$this->response->setOutput(json_encode($json));
	}

	public function remove() {
		$this->load->language('marketplace/install');

		$json = array();

		if (!$this->user->hasPermission('modify', 'marketplace/install')) {
			$json['error'] = $this->language->get('error_permission');
		}

		if (!isset($this->session->data['install'])) {
			$json['error'] = $this->language->get('error_directory');
		}

		if (!$json) {
			$directory = DIR_UPLOAD . 'tmp-' . $this->session->data['install'] . '/';
			
			if (is_dir($directory)) {
				// Get a list of files ready to upload
				$files = array();
	
				$path = array($directory);
	
				while (count($path) != 0) {
					$next = array_shift($path);
	
					// We have to use scandir function because glob will not pick up dot files.
					foreach (array_diff(scandir($next), array('.', '..')) as $file) {
						$file = $next . '/' . $file;
	
						if (is_dir($file)) {
							$path[] = $file;
						}
	
						$files[] = $file;
					}
				}
	
				rsort($files);
	
				foreach ($files as $file) {
					if (is_file($file)) {
						unlink($file);
					} elseif (is_dir($file)) {
						rmdir($file);
					}
				}
	
				if (is_dir($directory)) {
					rmdir($directory);
				}
			}
			
			$file = DIR_UPLOAD . $this->session->data['install'] . '.tmp';
			
			if (is_file($file)) {
				unlink($file);
			}
							
			$json['success'] = $this->language->get('text_success');
		}
		
		$this->response->addHeader('Content-Type: application/json');
		$this->response->setOutput(json_encode($json));
	}

	public function uninstall() {
		$this->load->language('marketplace/install');

		$json = array();

		if (isset($this->request->get['extension_install_id'])) {
			$extension_install_id = $this->request->get['extension_install_id'];
		} else {
			$extension_install_id = 0;
		}

		if (!$this->user->hasPermission('modify', 'marketplace/install')) {
			$json['error'] = $this->language->get('error_permission');
		}

		if (!$json) {
			$this->load->model('setting/extension');

			$results = $this->model_setting_extension->getExtensionPathsByExtensionInstallId($extension_install_id);

			rsort($results);

			foreach ($results as $result) {
				$source = '';

				// Check if the copy location exists or not
				if (substr($result['path'], 0, 5) == 'admin') {
					$source = DIR_APPLICATION . substr($result['path'], 6);
				}

				if (substr($result['path'], 0, 7) == 'catalog') {
					$source = DIR_CATALOG . substr($result['path'], 8);
				}

				if (substr($result['path'], 0, 5) == 'image') {
					$source = DIR_IMAGE . substr($result['path'], 6);
				}
				
				if (substr($result['path'], 0, 14) == 'system/library') {
					$source = DIR_SYSTEM . 'library/' . substr($result['path'], 15);
				}
				
				if (is_file($source)) {
					unlink($source);
				}

				if (is_dir($source)) {
					// Get a list of files ready to upload
					$files = array();

					$path = array($source);

					while (count($path) != 0) {
						$next = array_shift($path);

						// We have to use scandir function because glob will not pick up dot files.
						foreach (array_diff(scandir($next), array('.', '..')) as $file) {
							$file = $next . '/' . $file;

							if (is_dir($file)) {
								$path[] = $file;
							}

							$files[] = $file;
						}
					}

					rsort($files);

					foreach ($files as $file) {
						if (is_dir($file)) {
							if ($this->isDirEmpty($file)) {
								rmdir($file);
							}
						}
					}

					if (is_file($source)) {
						unlink($source);
					}
		
					if (is_dir($source)) {
						if ($this->isDirEmpty($source)) {
							rmdir($source);
						}
					}					
				}

				$this->model_setting_extension->deleteExtensionPath($result['extension_path_id']);
			}

			// Remove the install
			$this->model_setting_extension->deleteExtensionInstall($extension_install_id);
			
			// Remove any xml modifications
			$this->load->model('setting/modification');

			$this->model_setting_modification->deleteModificationsByExtensionInstallId($extension_install_id);
			
			$json['success'] = $this->language->get('text_success');
		}

		$this->response->addHeader('Content-Type: application/json');
		$this->response->setOutput(json_encode($json));
	}	
	private function isDirEmpty ($dir_name) {
		if (!is_dir($dir_name)) {
			return false;
		}
		foreach (scandir($dir_name) as $dir_file)
		{
			if (!in_array($dir_file, array('.','..'))) {
				return false;
			}
		}
		return true;
	}
}