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Chris Sewell
255
html/phpmyad/libraries/transformations.lib.php
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255
html/phpmyad/libraries/transformations.lib.php
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<?php
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/* vim: set expandtab sw=4 ts=4 sts=4: */
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/**
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* Set of functions used with the relation and pdf feature
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*
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* @package PhpMyAdmin
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*/
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/**
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* returns array of options from string with options separated by comma, removes quotes
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*
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* <code>
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* PMA_transformation_getOptions("'option ,, quoted',abd,'2,3',");
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* // array {
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* // 'option ,, quoted',
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* // 'abc',
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* // '2,3',
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* // '',
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* // }
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* </code>
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*
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* @param string $option_string comma separated options
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*
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* @return array options
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*/
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function PMA_transformation_getOptions($option_string)
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{
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$result = array();
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if (! strlen($option_string)
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|| ! $transform_options = preg_split('/,/', $option_string)
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) {
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return $result;
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}
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while (($option = array_shift($transform_options)) !== null) {
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$trimmed = trim($option);
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if (strlen($trimmed) > 1
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&& $trimmed[0] == "'"
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&& $trimmed[strlen($trimmed) - 1] == "'"
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) {
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// '...'
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$option = substr($trimmed, 1, -1);
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} elseif (isset($trimmed[0]) && $trimmed[0] == "'") {
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// '...,
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$trimmed = ltrim($option);
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while (($option = array_shift($transform_options)) !== null) {
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// ...,
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$trimmed .= ',' . $option;
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$rtrimmed = rtrim($trimmed);
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if ($rtrimmed[strlen($rtrimmed) - 1] == "'") {
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// ,...'
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break;
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}
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}
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$option = substr($rtrimmed, 1, -1);
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}
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$result[] = stripslashes($option);
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}
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return $result;
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}
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/**
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* Gets all available MIME-types
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*
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* @access public
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* @staticvar array mimetypes
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* @return array array[mimetype], array[transformation]
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*/
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function PMA_getAvailableMIMEtypes()
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{
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static $stack = null;
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if (null !== $stack) {
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return $stack;
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}
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$stack = array();
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$filestack = array();
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$handle = opendir('./libraries/transformations');
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if (! $handle) {
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return $stack;
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}
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while ($file = readdir($handle)) {
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$filestack[] = $file;
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}
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closedir($handle);
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sort($filestack);
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foreach ($filestack as $file) {
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if (preg_match('|^.*__.*\.inc\.php$|', $file)) {
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// File contains transformation functions.
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$base = explode('__', str_replace('.inc.php', '', $file));
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$mimetype = str_replace('_', '/', $base[0]);
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$stack['mimetype'][$mimetype] = $mimetype;
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$stack['transformation'][] = $mimetype . ': ' . $base[1];
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$stack['transformation_file'][] = $file;
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} elseif (preg_match('|^.*\.inc\.php$|', $file)) {
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// File is a plain mimetype, no functions.
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$base = str_replace('.inc.php', '', $file);
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if ($base != 'global') {
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$mimetype = str_replace('_', '/', $base);
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$stack['mimetype'][$mimetype] = $mimetype;
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$stack['empty_mimetype'][$mimetype] = $mimetype;
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}
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}
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}
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return $stack;
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}
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/**
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* Returns the description of the transformation
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*
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* @param string $file transformation file
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* @param string $html_formatted whether the description should be formatted as HTML
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*
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* @return the description of the transformation
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*/
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function PMA_getTransformationDescription($file, $html_formatted = true)
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{
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include_once './libraries/transformations/' . $file;
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$func = strtolower(str_replace('.inc.php', '', $file));
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$funcname = 'PMA_transformation_' . $func . '_info';
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$desc = sprintf(__('No description is available for this transformation.<br />Please ask the author what %s does.'), 'PMA_transformation_' . $func . '()');
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if ($html_formatted) {
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$desc = '<i>' . $desc . '</i>';
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} else {
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$desc = str_replace('<br />', ' ', $desc);
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}
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if (function_exists($funcname)) {
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$desc_arr = $funcname();
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if (isset($desc_arr['info'])) {
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$desc = $desc_arr['info'];
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}
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}
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return $desc;
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}
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/**
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* Gets the mimetypes for all columns of a table
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*
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* @param string $db the name of the db to check for
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* @param string $table the name of the table to check for
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* @param string $strict whether to include only results having a mimetype set
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*
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* @access public
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*
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* @return array [field_name][field_key] = field_value
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*/
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function PMA_getMIME($db, $table, $strict = false)
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{
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$cfgRelation = PMA_getRelationsParam();
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if (! $cfgRelation['commwork']) {
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return false;
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}
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$com_qry = '
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SELECT `column_name`,
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`mimetype`,
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`transformation`,
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`transformation_options`
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FROM ' . PMA_backquote($cfgRelation['db']) . '.' . PMA_backquote($cfgRelation['column_info']) . '
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WHERE `db_name` = \'' . PMA_sqlAddSlashes($db) . '\'
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AND `table_name` = \'' . PMA_sqlAddSlashes($table) . '\'
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AND ( `mimetype` != \'\'' . (!$strict ? '
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OR `transformation` != \'\'
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OR `transformation_options` != \'\'' : '') . ')';
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return PMA_DBI_fetch_result($com_qry, 'column_name', null, $GLOBALS['controllink']);
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} // end of the 'PMA_getMIME()' function
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/**
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* Set a single mimetype to a certain value.
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*
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* @param string $db the name of the db
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* @param string $table the name of the table
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* @param string $key the name of the column
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* @param string $mimetype the mimetype of the column
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* @param string $transformation the transformation of the column
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* @param string $transformation_options the transformation options of the column
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* @param string $forcedelete force delete, will erase any existing
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* comments for this column
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*
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* @access public
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*
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* @return boolean true, if comment-query was made.
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*/
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function PMA_setMIME($db, $table, $key, $mimetype, $transformation,
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$transformation_options, $forcedelete = false)
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{
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$cfgRelation = PMA_getRelationsParam();
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if (! $cfgRelation['commwork']) {
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return false;
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}
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$test_qry = '
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SELECT `mimetype`,
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`comment`
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FROM ' . PMA_backquote($cfgRelation['db']) . '.' . PMA_backquote($cfgRelation['column_info']) . '
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WHERE `db_name` = \'' . PMA_sqlAddSlashes($db) . '\'
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AND `table_name` = \'' . PMA_sqlAddSlashes($table) . '\'
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AND `column_name` = \'' . PMA_sqlAddSlashes($key) . '\'';
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$test_rs = PMA_query_as_controluser($test_qry, true, PMA_DBI_QUERY_STORE);
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if ($test_rs && PMA_DBI_num_rows($test_rs) > 0) {
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$row = @PMA_DBI_fetch_assoc($test_rs);
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PMA_DBI_free_result($test_rs);
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if (! $forcedelete
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&& (strlen($mimetype) || strlen($transformation)
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|| strlen($transformation_options) || strlen($row['comment']))
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) {
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$upd_query = '
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UPDATE ' . PMA_backquote($cfgRelation['db']) . '.' . PMA_backquote($cfgRelation['column_info']) . '
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SET `mimetype` = \'' . PMA_sqlAddSlashes($mimetype) . '\',
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`transformation` = \'' . PMA_sqlAddSlashes($transformation) . '\',
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`transformation_options` = \'' . PMA_sqlAddSlashes($transformation_options) . '\'';
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} else {
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$upd_query = 'DELETE FROM ' . PMA_backquote($cfgRelation['db']) . '.' . PMA_backquote($cfgRelation['column_info']);
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}
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$upd_query .= '
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WHERE `db_name` = \'' . PMA_sqlAddSlashes($db) . '\'
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AND `table_name` = \'' . PMA_sqlAddSlashes($table) . '\'
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AND `column_name` = \'' . PMA_sqlAddSlashes($key) . '\'';
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} elseif (strlen($mimetype) || strlen($transformation)
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|| strlen($transformation_options)) {
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$upd_query = 'INSERT INTO ' . PMA_backquote($cfgRelation['db']) . '.' . PMA_backquote($cfgRelation['column_info'])
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. ' (db_name, table_name, column_name, mimetype, transformation, transformation_options) '
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. ' VALUES('
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. '\'' . PMA_sqlAddSlashes($db) . '\','
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. '\'' . PMA_sqlAddSlashes($table) . '\','
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. '\'' . PMA_sqlAddSlashes($key) . '\','
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. '\'' . PMA_sqlAddSlashes($mimetype) . '\','
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. '\'' . PMA_sqlAddSlashes($transformation) . '\','
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. '\'' . PMA_sqlAddSlashes($transformation_options) . '\')';
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}
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if (isset($upd_query)) {
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return PMA_query_as_controluser($upd_query);
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} else {
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return false;
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}
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} // end of 'PMA_setMIME()' function
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?>
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