1: <?php
  2: 
  3: namespace WebLoader;
  4: 
  5: /**
  6:  * FileCollection
  7:  *
  8:  * @author Jan Marek
  9:  */
 10: class FileCollection implements IFileCollection
 11: {
 12: 
 13:     /** @var string */
 14:     private $root;
 15: 
 16:     /** @var array */
 17:     private $files = array();
 18: 
 19:     /** @var array */
 20:     private $remoteFiles = array();
 21: 
 22:     /**
 23:      * @param string|null $root files root for relative paths
 24:      */
 25:     public function __construct($root = NULL)
 26:     {
 27:         $this->root = $root;
 28:     }
 29: 
 30:     /**
 31:      * Get file list
 32:      * @return array
 33:      */
 34:     public function getFiles()
 35:     {
 36:         return array_values($this->files);
 37:     }
 38: 
 39:     /**
 40:      * Make path absolute
 41:      * @param $path string
 42:      * @throws \WebLoader\FileNotFoundException
 43:      * @return string
 44:      */
 45:     public function cannonicalizePath($path)
 46:     {
 47: 
 48:         $rel = Path::normalize($this->root . "/" . $path);
 49:         if (file_exists($rel)) {
 50:             return $rel;
 51:         }
 52: 
 53:         $abs = Path::normalize($path);
 54:         if (file_exists($abs)) {
 55:             return $abs;
 56:         }
 57: 
 58:         throw new FileNotFoundException("File '$path' does not exist.");
 59:     }
 60: 
 61: 
 62:     /**
 63:      * Add file
 64:      * @param $file string filename
 65:      */
 66:     public function addFile($file)
 67:     {
 68:         $file = $this->cannonicalizePath((string) $file);
 69: 
 70:         if (in_array($file, $this->files)) {
 71:             return;
 72:         }
 73: 
 74:         $this->files[] = $file;
 75:     }
 76: 
 77: 
 78:     /**
 79:      * Add files
 80:      * @param array|\Traversable $files array list of files
 81:      */
 82:     public function addFiles($files)
 83:     {
 84:         foreach ($files as $file) {
 85:             $this->addFile($file);
 86:         }
 87:     }
 88: 
 89: 
 90:     /**
 91:      * Remove file
 92:      * @param $file string filename
 93:      */
 94:     public function removeFile($file)
 95:     {
 96:         $this->removeFiles(array($file));
 97:     }
 98: 
 99: 
100:     /**
101:      * Remove files
102:      * @param array $files list of files
103:      */
104:     public function removeFiles(array $files)
105:     {
106:         $files = array_map(array($this, 'cannonicalizePath'), $files);
107:         $this->files = array_diff($this->files, $files);
108:     }
109: 
110: 
111:     /**
112:      * Add file in remote repository (for example Google CDN).
113:      * @param string $file URL address
114:      */
115:     public function addRemoteFile($file)
116:     {
117:         if (in_array($file, $this->remoteFiles)) {
118:             return;
119:         }
120: 
121:         $this->remoteFiles[] = $file;
122:     }
123: 
124:     /**
125:      * Add multiple remote files
126:      * @param array|\Traversable $files
127:      */
128:     public function addRemoteFiles($files)
129:     {
130:         foreach ($files as $file) {
131:             $this->addRemoteFile($file);
132:         }
133:     }
134: 
135:     /**
136:      * Remove all files
137:      */
138:     public function clear()
139:     {
140:         $this->files = array();
141:         $this->remoteFiles = array();
142:     }
143: 
144:     /**
145:      * @return array
146:      */
147:     public function getRemoteFiles()
148:     {
149:         return $this->remoteFiles;
150:     }
151: 
152:     /**
153:      * @return string
154:      */
155:     public function getRoot()
156:     {
157:         return $this->root;
158:     }
159: 
160: }
161: