📄 lister.php

📁 以前做的一个j2ee的项目
💻 PHP
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<html>
<head>
<?php
require("config.inc.php");
?>
<style type="text/css">
TD { <?php echo LISTER_STYLE; ?> }
TD.delete { <?php echo LISTER_DELETE; ?> }
</style>
<script language="javascript">

function actionComplete(action, path, error, info) {
   var manager = findAncestor(window.frameElement, '<?php echo MANAGER_NAME; ?>', '<?php echo MANAGER_TAG; ?>');
   var wrapper = findAncestor(window.frameElement, '<?php echo WRAPPER_NAME; ?>', '<?php echo WRAPPER_TAG; ?>');

   if(manager) {
      if(error.length < 1) {
         manager.all.actions.reset();
<?php
// if UPLOAD is supported ...
if(SUPPORT_UPLOAD) {

   // ... emit the JavaScript
   echo "         if(action == 'upload') {\n";
   echo "            manager.all.actions.image.value = '';\n";
   echo "            manager.all.actions.name.value = '';\n";
   echo "         }\n";
}

// if CREATE is supported ...
if(SUPPORT_CREATE) {

   // ... emit the JavaScript
   echo "         if(action == 'create')\n";
   echo "            manager.all.actions.folder.value = '';\n";
}

// if DELETE is supported ...
if(SUPPORT_DELETE) {

   // ... emit the JavaScript
   echo "         if(action == 'delete')\n";
   echo "            manager.all." . MANAGER_SRC . ".value = '';\n";
}
?>
      }
      manager.all.actions.DPI.value = <?php echo AGENT_DPI; ?>;
      manager.all.actions.path.value = path;
   }
   if(wrapper)
      wrapper.all.viewer.contentWindow.navigate('<?php echo scriptURL("viewer.php?DPI=") . AGENT_DPI; ?>');
   if(error.length > 0)
      alert(error);
   else if(info.length > 0)
      alert(info);
}
</script>
</head>
<?php
/*
** Emits the appropriate HTML for the specified Directory.
**
** Params:  $value - Directory name
**          $key - Array key (undefined)
**          $depth - Indent depth
**          $icon - Icon filename
**          $link - TRUE if Directory should be linked; FALSE otherwise
*/
function dirTag($value, $key, $depth, $icon = ICON_CLOSED, $link = TRUE) {
   global $HTTP_SERVER_VARS, $base;

   // initialize context
   $path = basePath($value, ($depth - 1));

   // emit the HTML
   echo "<tr><td align=\"left\" valign=\"bottom\" width=\"100%\">\n";

   // indent as required
   indentTag($depth);

   // emit the HTML
   echo "<img align=\"bottom\" src=\"" . scriptURL($icon) . "\" alt=\"$value\">";
   if($link) {
      echo "<a href=\"" . scriptURL(basename($HTTP_SERVER_VARS["PHP_SELF"])) . "?DPI=" . AGENT_DPI;
      if(strcmp(TEXT_ROOT, $value))
         echo "&path=" . urlencode($path);
      echo "\">";
   }
   echo "<b>$value</b>";
   echo "</a>";
   echo "</td><td class=\"delete\" align=\"right\" valign=\"bottom\">\n";
   if(SUPPORT_DELETE) {
      if(!(strcmp($icon, ICON_CLOSED)) && isEmpty($path))
         echo "<a href=\"javascript:deletePath('" . $path . "')\">" . TEXT_DELETE . "</a>";
   }
   echo "</td></tr>\n";
}

/*
** Creates a new Folder.
**
** Params:  $folder - Folder to create
*/
function doCreate($folder) {
   global $error;

   // initialize context
   $path = basePath($folder);

   // if Folder does NOT already exist ...
   if(!(file_exists(IMAGE_DIR . $path))) {

      // ... if Folder does NOT create ...
      if(!(@mkdir(IMAGE_DIR . $path, 0777)))

         // ... report the error
         $error = "Folder \'" . $path . "\' could not be created";
   }

   // ... otherwise, report the error
   else
      $error = "Folder \'" . $path . "\' already exists";
}

/*
** Deletes a Folder/File.
**
** Params:  $file - Folder/file to delete
*/
function doDelete($file) {
   global $base, $error;

   // if Folder/File exists ...
   if(file_exists(IMAGE_DIR . $file)) {

      // ... if this is a Folder ...
      if(is_dir(IMAGE_DIR . $file)) {

         // ... if Folder does NOT delete ...
         if(!(@rmdir(IMAGE_DIR . $file)))

            // ... report the error
            $error = "Folder \'" . $file . "\' could not be deleted";
      }

      // ... otherwise, if File does NOT delete ...
      else if(!(@unlink(IMAGE_DIR . $file)))

         // ... report the error
         $error = "Image \'" . $file . "\' could not be deleted";
   }

   // ... otherwise, report the error
   else
      $error = "Folder or file \'" . $file . "\' not found";
}

/*
** Lists a Path.
*/
function doList() {
   global $dirs;

   // initialize context
   $nodes = 0;
   $current = (count($dirs) + 1);

   // emit the HTML
   echo "<table border=\"0\" cellspacing=\"0\" cellpadding=\"0\" width=\"100%\">\n";
   dirTag(TEXT_ROOT, "", $nodes++, ICON_OPENED);

   // for ALL Directories in the Path ...
   foreach($dirs as $dir) {

      // ... if Directory is exists ...
      if(strlen($dir) > 0)

         // ... emit the HTML
         dirTag($dir, "", $nodes++, ICON_OPENED, ($nodes != $current));
   }

   // list Directories and emit the HTML
   $list = listDirs();
   array_walk($list, dirTag, $nodes);

   // list Image files and emit the HTML
   $list = listFiles(array("gif", "jpg", "jpeg", "png"));
   array_walk($list, fileTag, $nodes);

   // emit the HTML
   echo "</table>\n";
}

/*
** Uploads an Image.
**
** Params:  $name - Name for uploaded Image
*/
function doUpload($name) {
   global $HTTP_POST_FILES, $error, $info;

   // initialize context
   $temp = $HTTP_POST_FILES["image"]["tmp_name"];

   // if File is a legitimate upload ...
   if(is_uploaded_file($temp)) {
      $type = $HTTP_POST_FILES["image"]["type"];
      $types = array("image/gif" => "[.]gif$", "image/jpg" => "[.]jp[e]?g$", "image/jpeg" => "[.]jp[e]?g$", "image/pjpeg" => "[.]jp[e]?g$", "image/png" => "[.]png$", "image/x-png" => "[.]png$");

      // ... if File is a valid image ...
      if(isset($types[$type])) {
         $search = (isWindows() ? "eregi" : "ereg");
         $replace = (isWindows() ? "eregi" : "ereg");

         // ... if Name was NOT specified ...
         if(strlen($name) < 1)

            // ... use the same Name
            $name = $HTTP_POST_FILES["image"]["name"];

         // if File has NO or an improper extension ...
         if(!($search($types[$type], $name))) {
            $exts = array("image/gif" => ".gif", "image/jpg" => ".jpg", "image/jpeg" => ".jpg", "image/pjpeg" => ".jpg", "image/png" => ".png", "image/x-png" => ".png");

            // ... if NO extension exists ...
            if(!($search("[.].+$", $name)))

               // ... append the proper extension
               $name .= $exts[$type];

            // ... otherwise, force a proper extension
            else
               $name = $replace("[.].*$", $exts[$type], $name);

            // notify the user
            $info = "Proper extension was added to make \'" . $name . "\' valid for this image type";
         }

         // if File has the proper extension now ...
         if($search($types[$type], $name)) {
            $path = basePath($name);

            // ... if File does NOT already exist ...
            if(!(file_exists(IMAGE_DIR . $path))) {
               $size = $HTTP_POST_FILES["image"]["size"];

               // ... if NO size limit exists OR File is NOT over the limit ...
               if(UPLOAD_LIMIT == 0 || $size <= UPLOAD_LIMIT) {

                  // ... if File CANNOT be copied ...
                  if(!(@copy($temp, (IMAGE_DIR . $path))))

                     // ... report the error
                     $error = "File \'" . $path . "\' could not be created";
               }

               // ... otherwise, report the error
               else
                  $error = "File \'" . $path . "\' exceeds " . round((UPLOAD_LIMIT / 1024)) . " KByte size limit";
            }

            // ... otherwise, report the error
            else
               $error = "File \'" . $path . "\' already exists";
         }

         // ... otherwise, report the error
         else
            $error = "Files of type \'" . $type . "\' require a matching extension";
      }

      // ... otherwise, report the error
      else
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