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compile.php    398 lines (371 with data), 14.5 kB

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#!/usr/bin/env php
<?php
error_reporting(6135); // errors and warnings
include dirname(__FILE__) . "/adminer/include/version.inc.php";
include dirname(__FILE__) . "/externals/JsShrink/jsShrink.php";
function add_apo_slashes($s) {
return addcslashes($s, "\\'");
}
function add_quo_slashes($s) {
$return = $s;
$return = addcslashes($return, "\n\r\$\"\\");
$return = preg_replace('~\0(?![0-7])~', '\\\\0', $return);
$return = addcslashes($return, "\0");
return $return;
}
function remove_lang($match) {
global $translations;
$idf = strtr($match[2], array("\\'" => "'", "\\\\" => "\\"));
$s = ($translations[$idf] ? $translations[$idf] : $idf);
if ($match[3] == ",") { // lang() has parameters
return "$match[1]" . (is_array($s) ? "lang(array('" . implode("', '", array_map('add_apo_slashes', $s)) . "')," : "sprintf('" . add_apo_slashes($s) . "',");
}
return ($match[1] && $match[4] ? $s : "$match[1]'" . add_apo_slashes($s) . "'$match[4]");
}
function lang_ids($match) {
global $lang_ids;
$lang_id = &$lang_ids[stripslashes($match[1])];
if ($lang_id === null) {
$lang_id = count($lang_ids) - 1;
}
return ($_SESSION["lang"] ? $match[0] : "lang($lang_id$match[2]");
}
function put_file($match) {
global $project;
if (basename($match[2]) == '$LANG.inc.php') {
return $match[0]; // processed later
}
$return = file_get_contents(dirname(__FILE__) . "/$project/$match[2]");
if (basename($match[2]) != "lang.inc.php" || !$_SESSION["lang"]) {
if (basename($match[2]) == "lang.inc.php") {
$return = str_replace('function lang($idf, $number = null) {', 'function lang($idf, $number = null) {
if (is_string($idf)) { // compiled version uses numbers, string comes from a plugin
// English translation is closest to the original identifiers //! pluralized translations are not found
$pos = array_search($idf, get_translations("en")); //! this should be cached
if ($pos !== false) {
$idf = $pos;
}
}', $return, $count);
if (!$count) {
echo "lang() not found\n";
}
}
$tokens = token_get_all($return); // to find out the last token
return "?>\n$return" . (in_array($tokens[count($tokens) - 1][0], array(T_CLOSE_TAG, T_INLINE_HTML), true) ? "<?php" : "");
} elseif (preg_match('~\\s*(\\$pos = (.+\n).+;)~sU', $return, $match2)) {
// single language lang() is used for plural
return "function get_lang() {
return '$_SESSION[lang]';
}
function lang(\$translation, \$number = null) {
if (is_array(\$translation)) {
\$pos = $match2[2]\t\t\t: " . (preg_match("~\\\$LANG == '$_SESSION[lang]'.* \\? (.+)\n~U", $match2[1], $match3) ? $match3[1] : "1") . '
);
$translation = $translation[$pos];
}
$translation = str_replace("%d", "%s", $translation);
$number = number_format($number, 0, ".", lang(\',\'));
return sprintf($translation, $number);
}
';
} else {
echo "lang() \$pos not found\n";
}
}
function lzw_compress($string) {
// compression
$dictionary = array_flip(range("\0", "\xFF"));
$word = "";
$codes = array();
for ($i=0; $i <= strlen($string); $i++) {
$x = $string[$i];
if (strlen($x) && isset($dictionary[$word . $x])) {
$word .= $x;
} elseif ($i) {
$codes[] = $dictionary[$word];
$dictionary[$word . $x] = count($dictionary);
$word = $x;
}
}
// convert codes to binary string
$dictionary_count = 256;
$bits = 8; // ceil(log($dictionary_count, 2))
$return = "";
$rest = 0;
$rest_length = 0;
foreach ($codes as $code) {
$rest = ($rest << $bits) + $code;
$rest_length += $bits;
$dictionary_count++;
if ($dictionary_count >> $bits) {
$bits++;
}
while ($rest_length > 7) {
$rest_length -= 8;
$return .= chr($rest >> $rest_length);
$rest &= (1 << $rest_length) - 1;
}
}
return $return . ($rest_length ? chr($rest << (8 - $rest_length)) : "");
}
function put_file_lang($match) {
global $lang_ids, $project, $langs;
if ($_SESSION["lang"]) {
return "";
}
$return = "";
foreach ($langs as $lang => $val) {
include dirname(__FILE__) . "/adminer/lang/$lang.inc.php"; // assign $translations
$translation_ids = array_flip($lang_ids); // default translation
foreach ($translations as $key => $val) {
if ($val !== null) {
$translation_ids[$lang_ids[$key]] = implode("\t", (array) $val);
}
}
$return .= '
case "' . $lang . '": $compressed = "' . add_quo_slashes(lzw_compress(implode("\n", $translation_ids))) . '"; break;';
}
$translations_version = crc32($return);
return '$translations = &$_SESSION["translations"];
if ($_SESSION["translations_version"] != ' . $translations_version . ') {
$translations = array();
$_SESSION["translations_version"] = ' . $translations_version . ';
}
function get_translations($lang) {
switch ($lang) {' . $return . '
}
$translations = array();
foreach (explode("\n", lzw_decompress($compressed)) as $val) {
$translations[] = (strpos($val, "\t") ? explode("\t", $val) : $val);
}
return $translations;
}
if (!$translations) {
$translations = get_translations($LANG);
}
';
}
function short_identifier($number, $chars) {
$return = '';
while ($number >= 0) {
$return .= $chars[$number % strlen($chars)];
$number = floor($number / strlen($chars)) - 1;
}
return $return;
}
// based on http://latrine.dgx.cz/jak-zredukovat-php-skripty
function php_shrink($input) {
global $VERSION;
$special_variables = array_flip(array('$this', '$GLOBALS', '$_GET', '$_POST', '$_FILES', '$_COOKIE', '$_SESSION', '$_SERVER'));
$short_variables = array();
$shortening = true;
$tokens = token_get_all($input);
// remove unnecessary { }
//! change also `while () { if () {;} }` to `while () if () ;` but be careful about `if () { if () { } } else { }
$shorten = 0;
$opening = -1;
foreach ($tokens as $i => $token) {
if (in_array($token[0], array(T_IF, T_ELSE, T_ELSEIF, T_WHILE, T_DO, T_FOR, T_FOREACH), true)) {
$shorten = ($token[0] == T_FOR ? 4 : 2);
$opening = -1;
} elseif (in_array($token[0], array(T_SWITCH, T_FUNCTION, T_CLASS, T_CLOSE_TAG), true)) {
$shorten = 0;
} elseif ($token === ';') {
$shorten--;
} elseif ($token === '{') {
if ($opening < 0) {
$opening = $i;
} elseif ($shorten > 1) {
$shorten = 0;
}
} elseif ($token === '}' && $opening >= 0 && $shorten == 1) {
unset($tokens[$opening]);
unset($tokens[$i]);
$shorten = 0;
$opening = -1;
}
}
$tokens = array_values($tokens);
foreach ($tokens as $i => $token) {
if ($token[0] === T_VARIABLE && !isset($special_variables[$token[1]])) {
$short_variables[$token[1]]++;
}
}
arsort($short_variables);
$chars = implode(range('a', 'z')) . '_' . implode(range('A', 'Z'));
// preserve variable names between versions if possible
$short_variables2 = array_splice($short_variables, strlen($chars));
ksort($short_variables);
ksort($short_variables2);
$short_variables += $short_variables2;
foreach (array_keys($short_variables) as $number => $key) {
$short_variables[$key] = short_identifier($number, $chars); // could use also numbers and \x7f-\xff
}
$set = array_flip(preg_split('//', '!"#$%&\'()*+,-./:;<=>?@[\]^`{|}'));
$space = '';
$output = '';
$in_echo = false;
$doc_comment = false; // include only first /**
for (reset($tokens); list($i, $token) = each($tokens); ) {
if (!is_array($token)) {
$token = array(0, $token);
}
if ($tokens[$i+2][0] === T_CLOSE_TAG && $tokens[$i+3][0] === T_INLINE_HTML && $tokens[$i+4][0] === T_OPEN_TAG
&& strlen(add_apo_slashes($tokens[$i+3][1])) < strlen($tokens[$i+3][1]) + 3
) {
$tokens[$i+2] = array(T_ECHO, 'echo');
$tokens[$i+3] = array(T_CONSTANT_ENCAPSED_STRING, "'" . add_apo_slashes($tokens[$i+3][1]) . "'");
$tokens[$i+4] = array(0, ';');
}
if ($token[0] == T_COMMENT || $token[0] == T_WHITESPACE || ($token[0] == T_DOC_COMMENT && $doc_comment)) {
$space = "\n";
} else {
if ($token[0] == T_DOC_COMMENT) {
$doc_comment = true;
$token[1] = substr_replace($token[1], "* @version $VERSION\n", -2, 0);
}
if ($token[0] == T_VAR) {
$shortening = false;
} elseif (!$shortening) {
if ($token[1] == ';') {
$shortening = true;
}
} elseif ($token[0] == T_ECHO) {
$in_echo = true;
} elseif ($token[1] == ';' && $in_echo) {
if ($tokens[$i+1][0] === T_WHITESPACE && $tokens[$i+2][0] === T_ECHO) {
next($tokens);
$i++;
}
if ($tokens[$i+1][0] === T_ECHO) {
// join two consecutive echos
next($tokens);
$token[1] = ','; // '.' would conflict with "a".1+2 and would use more memory //! remove ',' and "," but not $var","
} else {
$in_echo = false;
}
} elseif ($token[0] === T_VARIABLE && !isset($special_variables[$token[1]])) {
$token[1] = '$' . $short_variables[$token[1]];
}
if (isset($set[substr($output, -1)]) || isset($set[$token[1][0]])) {
$space = '';
}
$output .= $space . $token[1];
$space = '';
}
}
return $output;
}
function minify_css($file) {
return lzw_compress(preg_replace('~\\s*([:;{},])\\s*~', '\\1', preg_replace('~/\\*.*\\*/~sU', '', $file)));
}
function minify_js($file) {
$file = str_replace("'../externals/jush/'", "location.protocol + '//www.adminer.org/static/'", $file);
if (function_exists('jsShrink')) {
$file = jsShrink($file);
}
return lzw_compress($file);
}
function compile_file($match) {
global $project;
$file = "";
foreach (explode(";", $match[1]) as $filename) {
$file .= file_get_contents(dirname(__FILE__) . "/$project/$filename");
}
if ($match[2]) {
$file = call_user_func($match[2], $file);
}
return '"' . add_quo_slashes($file) . '"';
}
$project = "adminer";
if ($_SERVER["argv"][1] == "editor") {
$project = "editor";
array_shift($_SERVER["argv"]);
}
$driver = "";
if (file_exists(dirname(__FILE__) . "/adminer/drivers/" . $_SERVER["argv"][1] . ".inc.php")) {
$driver = $_SERVER["argv"][1];
array_shift($_SERVER["argv"]);
}
unset($_COOKIE["adminer_lang"]);
$_SESSION["lang"] = $_SERVER["argv"][1]; // Adminer functions read language from session
include dirname(__FILE__) . "/adminer/include/lang.inc.php";
if (isset($langs[$_SESSION["lang"]])) {
include dirname(__FILE__) . "/adminer/lang/$_SESSION[lang].inc.php";
array_shift($_SERVER["argv"]);
}
if ($_SERVER["argv"][1]) {
echo "Usage: php compile.php [editor] [driver] [lang]\n";
echo "Purpose: Compile adminer[-driver][-lang].php or editor[-driver][-lang].php.\n";
exit(1);
}
// check function definition in drivers
$filename = dirname(__FILE__) . "/adminer/drivers/mysql.inc.php";
preg_match_all('~\\bfunction ([^(]+)~', file_get_contents($filename), $matches); //! respect context (extension, class)
$functions = array_combine($matches[1], $matches[0]);
unset($functions["__destruct"], $functions["Min_DB"], $functions["Min_Result"]);
foreach (glob(dirname(__FILE__) . "/adminer/drivers/" . ($driver ? $driver : "*") . ".inc.php") as $filename) {
if ($filename != "mysql.inc.php") {
$file = file_get_contents($filename);
foreach ($functions as $val) {
if (!strpos($file, "$val(")) {
fprintf(STDERR, "Missing $val in $filename\n");
}
}
}
}
include dirname(__FILE__) . "/adminer/include/pdo.inc.php";
$features = array("call" => "routine", "dump", "event", "privileges", "procedure" => "routine", "processlist", "routine", "scheme", "sequence", "status", "trigger", "type", "user" => "privileges", "variables", "view");
$lang_ids = array(); // global variable simplifies usage in a callback function
$file = file_get_contents(dirname(__FILE__) . "/$project/index.php");
if ($driver) {
$connection = (object) array("server_info" => 5.1); // MySQL support is version specific
$_GET[$driver] = true; // to load the driver
include_once dirname(__FILE__) . "/adminer/drivers/$driver.inc.php";
foreach ($features as $key => $feature) {
if (!support($feature)) {
if (!is_int($key)) {
$feature = $key;
}
$file = str_replace("} elseif (isset(\$_GET[\"$feature\"])) {\n\tinclude \"./$feature.inc.php\";\n", "", $file);
}
}
if (!support("routine")) {
$file = str_replace("if (isset(\$_GET[\"callf\"])) {\n\t\$_GET[\"call\"] = \$_GET[\"callf\"];\n}\nif (isset(\$_GET[\"function\"])) {\n\t\$_GET[\"procedure\"] = \$_GET[\"function\"];\n}\n", "", $file);
}
}
$file = preg_replace_callback('~\\b(include|require) "([^"]*)";~', 'put_file', $file);
$file = str_replace('include "../adminer/include/coverage.inc.php";', '', $file);
if ($driver) {
$file = preg_replace('(include "../adminer/drivers/(?!' . preg_quote($driver) . ').*\\s*)', '', $file);
}
$file = preg_replace_callback('~\\b(include|require) "([^"]*)";~', 'put_file', $file); // bootstrap.inc.php
if ($driver) {
foreach ($features as $feature) {
if (!support($feature)) {
$file = preg_replace("((\t*)" . preg_quote('if (support("' . $feature . '")') . ".*\n\\1\\})sU", '', $file);
}
}
if (count($drivers) == 1) {
$file = str_replace('<?php echo html_select("driver", $drivers, DRIVER); ?>', "<input type='hidden' name='driver' value='" . ($driver == "mysql" ? "server" : $driver) . "'>" . reset($drivers), $file);
}
}
$file = preg_replace_callback("~lang\\('((?:[^\\\\']+|\\\\.)*)'([,)])~s", 'lang_ids', $file);
$file = preg_replace_callback('~\\b(include|require) "([^"]*\\$LANG.inc.php)";~', 'put_file_lang', $file);
$file = str_replace("\r", "", $file);
if ($_SESSION["lang"]) {
// single language version
$file = preg_replace_callback("~(<\\?php\\s*echo )?lang\\('((?:[^\\\\']+|\\\\.)*)'([,)])(;\\s*\\?>)?~s", 'remove_lang', $file);
$file = str_replace("<?php switch_lang(); ?>\n", "", $file);
$file = str_replace('<?php echo $LANG; ?>', $_SESSION["lang"], $file);
}
$file = str_replace('<script type="text/javascript" src="static/editing.js"></script>' . "\n", "", $file);
$file = preg_replace_callback("~compile_file\\('([^']+)'(?:, '([^']*)')?\\)~", 'compile_file', $file); // integrate static files
$replace = 'h(preg_replace("~\\\\\\\\?.*~", "", ME)) . "?file=\\1&amp;version=' . $VERSION;
$file = preg_replace('~\\.\\./adminer/static/(default\\.css|functions\\.js|favicon\\.ico)~', '<?php echo ' . $replace . '"; ?>', $file);
$file = preg_replace('~\\.\\./adminer/static/([^\'"]*)~', '" . ' . $replace, $file);
$file = preg_replace("~<\\?php\\s*\\?>\n?|\\?>\n?<\\?php~", '', $file);
$file = php_shrink($file);
$filename = $project . (preg_match('~-dev$~', $VERSION) ? "" : "-$VERSION") . ($driver ? "-$driver" : "") . ($_SESSION["lang"] ? "-$_SESSION[lang]" : "") . ".php";
fwrite(fopen($filename, "w"), $file); // file_put_contents() since PHP 5
echo "$filename created (" . strlen($file) . " B).\n";