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authoradmin <devnull@localhost>2006-10-02 04:38:50 +0200
committeradmin <devnull@localhost>2006-10-02 04:38:50 +0200
commit78bc039b72695ab67a2d0d537b4c1f03d5d01b83 (patch)
treebdf94e457f8b3da4b886bcf4ed2db86f328caa80 /system
parente856ff49e44eec43a84123810e9672f4c92dcaa0 (diff)
Diffstat (limited to 'system')
-rw-r--r--system/application/config/mimes.php3
-rw-r--r--system/database/DB_utility.php141
2 files changed, 25 insertions, 119 deletions
diff --git a/system/application/config/mimes.php b/system/application/config/mimes.php
index b09cc1963..de0a91752 100644
--- a/system/application/config/mimes.php
+++ b/system/application/config/mimes.php
@@ -39,6 +39,7 @@ $mimes = array( 'hqx' => 'application/mac-binhex40',
'dxr' => 'application/x-director',
'dvi' => 'application/x-dvi',
'gtar' => 'application/x-gtar',
+ 'gz' => 'application/x-gzip',
'php' => 'application/x-httpd-php',
'php4' => 'application/x-httpd-php',
'php3' => 'application/x-httpd-php',
@@ -51,7 +52,7 @@ $mimes = array( 'hqx' => 'application/mac-binhex40',
'tgz' => 'application/x-tar',
'xhtml' => 'application/xhtml+xml',
'xht' => 'application/xhtml+xml',
- 'zip' => array('application/zip', 'application/x-zip-compressed'),
+ 'zip' => array('application/x-zip', 'application/zip', 'application/x-zip-compressed'),
'mid' => 'audio/midi',
'midi' => 'audio/midi',
'mpga' => 'audio/mpeg',
diff --git a/system/database/DB_utility.php b/system/database/DB_utility.php
index e239d75e8..339baa8be 100644
--- a/system/database/DB_utility.php
+++ b/system/database/DB_utility.php
@@ -330,10 +330,8 @@ class CI_DB_utility {
$prefs = array(
'tables' => array(),
'ignore' => array(),
- 'format' => 'gzip', // gzip, zip, txt
- 'action' => 'download', // download, archive, echo, return
'filename' => '',
- 'filepath' => '',
+ 'format' => 'gzip', // gzip, zip, txt
'add_drop' => TRUE,
'add_insert' => TRUE,
'newline' => "\n"
@@ -385,148 +383,55 @@ class CI_DB_utility {
// ------------------------------------------------------
- // Set the filename if not provided
- if ($prefs['filename'] == '')
+ // Set the filename if not provided - Only needed with Zip files
+ if ($prefs['filename'] == '' AND $prefs['format'] == 'zip')
{
$prefs['filename'] = (count($prefs['tables']) == 1) ? $prefs['tables'] : $this->db->database;
$prefs['filename'] .= '_'.date('Y-m-d_H-i', time());
}
// ------------------------------------------------------
-
- // If we are archiving the export, does this filepath exist
- // and resolve to a writable directory
- if ($prefs['action'] == 'archive')
+
+ // Grab the super object
+ $obj =& get_instance();
+
+ // Was a Gzip file requested?
+ if ($prefs['format'] == 'gzip')
{
- if ($prefs['filepath'] == '' OR ! is_writable($prefs['filepath']))
- {
- if ($this->db->db_debug)
- {
- return $this->db->display_error('db_filepath_error');
- }
-
- $prefs['action'] = 'download';
- }
+ return gzencode($this->_backup($prefs));
}
// ------------------------------------------------------
- // Are we returning the backup data? If so, we're done...
- if ($prefs['action'] == 'return')
+ // Was a text file requested?
+ if ($prefs['format'] == 'txt')
{
return $this->_backup($prefs);
}
// ------------------------------------------------------
-
- // Are we echoing the backup? If so, format the data and spit it at the screen...
- if ($prefs['action'] == 'echo')
- {
- echo '<pre>';
- echo htmlspecialchars($this->_backup($prefs));
- echo '</pre>';
-
- return TRUE;
- }
-
- // ------------------------------------------------------
- // Are we archiving the data to the server?
- if ($prefs['action'] == 'archive')
+ // Was a Zip file requested?
+ if ($prefs['format'] == 'zip')
{
- // Make sure the filepath has a trailing slash
- if (ereg("/$", $prefs['filepath']) === FALSE)
+ // If they included the .zip file extension we'll remove it
+ if (preg_match("|.+?\.zip$|", $prefs['filename']))
{
- $prefs['filepath'] .= '/';
+ $prefs['filename'] = str_replace('.zip', '', $prefs['filename']);
}
-
- // Assemble the path and tack on the file extension
- $ext = array('gzip' => 'gz', 'zip' => 'zip', 'txt' => 'sql');
- $path = $prefs['filepath'].$prefs['filename'].$ext[$prefs['format']];
-
- // Load the file helper
- $obj =& get_instance();
- $obj->load->helper('file');
- // Write the file based on type
- switch ($prefs['format'])
+ // Tack on the ".sql" file extension if needed
+ if ( ! preg_match("|.+?\.sql$|", $prefs['filename']))
{
- case 'gzip' :
- write_file($path, gzencode($this->_backup($prefs)));
- return TRUE;
- break;
- case 'txt' :
- write_file($path, $this->_backup($prefs));
- return TRUE;
- break;
- default :
- $obj->load->library('zip');
- $obj->zip->add_data($prefs['filename'].'.sql', $this->_backup($prefs));
- $obj->zip->archive($path);
- return TRUE;
- break;
+ $prefs['filename'] .= '.sql';
}
-
- }
- // ------------------------------------------------------
-
-
- // Grab the super object
- $obj =& get_instance();
-
- // Remap the file extensions
- $ext = array('gzip' => 'gz', 'zip' => 'zip', 'txt' => 'sql');
-
- // Is a Zip file requested?
- if ($prefs['format'] == 'zip')
- {
+ // Load the Zip class and output it
$obj->load->library('zip');
- $obj->zip->add_data($prefs['filename'].'.sql', $this->_backup($prefs));
- $obj->zip->download($prefs['filename'].'.'.$ext[$prefs['format']]);
- return TRUE;
+ $obj->zip->add_data($prefs['filename'], $this->_backup($prefs));
+ return $obj->zip->get_zip();
}
-
- // Set the mime type
- switch ($prefs['format'])
- {
- case 'gzip' : $mime = 'application/x-gzip';
- break;
- default : $mime = (strstr($_SERVER['HTTP_USER_AGENT'], "MSIE") || strstr($_SERVER['HTTP_USER_AGENT'], "OPERA")) ? 'application/octetstream' : 'application/octet-stream';
- break;
- }
-
- $filename = $prefs['filename'].'.sql.'.$ext[$prefs['format']];
-
- if (strstr($_SERVER['HTTP_USER_AGENT'], "MSIE"))
- {
- header('Content-Type: '.$mime);
- header('Content-Disposition: inline; filename="'.$filename.'"');
- header('Expires: 0');
- header('Cache-Control: must-revalidate, post-check=0, pre-check=0');
- header("Content-Transfer-Encoding: binary");
- header('Pragma: public');
- }
- else
- {
- header('Content-Type: '.$mime);
- header('Content-Disposition: attachment; filename="'.$filename.'"');
- header("Content-Transfer-Encoding: binary");
- header('Expires: 0');
- header('Pragma: no-cache');
- }
-
- // Write the file based on type
- switch ($prefs['format'])
- {
- case 'gzip' : echo gzencode($this->_backup($prefs));
- break;
- case 'txt' : echo $this->_backup($prefs);
- break;
- }
-
- return TRUE;
}