diff options
Diffstat (limited to 'buildscripts/jsbuilder')
| -rw-r--r-- | buildscripts/jsbuilder/build.php | 44 | ||||
| -rw-r--r-- | buildscripts/jsbuilder/jsmin.php | 537 |
2 files changed, 406 insertions, 175 deletions
diff --git a/buildscripts/jsbuilder/build.php b/buildscripts/jsbuilder/build.php index 391899e6..19824932 100644 --- a/buildscripts/jsbuilder/build.php +++ b/buildscripts/jsbuilder/build.php @@ -40,6 +40,8 @@ define('DOC_OUTPUT_DIR', realpath(dirname(__FILE__).'/../../docs/Javascript')); */
define('BUILD_DOC', sprintf('perl "%s" --no-sources -d "%s" ', JS_DOC, DOC_OUTPUT_DIR).'%s');
+define('JSMIN_AS_LIB',true);
+
include(dirname(__FILE__).'/jsmin.php');
if(SOURCE_DIR===false || TARGET_DIR===false)
@@ -55,33 +57,14 @@ $libraries = array( //base javascript functions
'prototype/prototype.js',
- 'prototype/base.js',
+ 'effects/builder.js',
+
'extended/base.js',
- 'prototype/string.js',
'extended/string.js',
- 'prototype/enumerable.js',
- 'prototype/array.js',
- 'prototype/hash.js',
- 'prototype/range.js',
-
- //dom functions
- 'prototype/dom.js',
- 'prototype/form.js',
- 'prototype/event.js',
'extended/event.js',
- 'prototype/position.js',
-
- //element selectors
- 'prototype/selector.js',
-
- //build dom elements with DIV, A, UL, etc functions
- 'effects/builder.js',
+ 'extended/date.js',
'extended/builder.js',
-// 'extra/getElementsBySelector.js',
-// 'extra/behaviour.js',
-
- 'extended/date.js',
//prado core
'prado/prado.js',
@@ -97,27 +80,12 @@ $libraries = array( 'effects.js' => array(
'effects/effects.js'
),
- //active controls
- 'ajax.js' => array(
- 'prototype/ajax.js',
-// 'prado/ajax.js',
-// 'extra/json.js',
- 'effects/controls.js',
- 'effects/dragdrop.js',
- 'effects/slider.js',
-// 'prado/activecontrols.js'
- ),
+
//logging
'logger.js' => array(
'extra/logger.js',
),
- //rico
- 'rico.js' => array(
- 'rico/rico.js',
- 'rico/extension.js'
- ),
-
//validator
'validator.js' => array(
'prado/validation3.js'
diff --git a/buildscripts/jsbuilder/jsmin.php b/buildscripts/jsbuilder/jsmin.php index 4abf1b34..bc63dd4e 100644 --- a/buildscripts/jsbuilder/jsmin.php +++ b/buildscripts/jsbuilder/jsmin.php @@ -1,7 +1,6 @@ <?php
-
/**
-* JSMin.php (for PHP 5)
+* JSMin_lib.php (for PHP 4, 5)
*
* PHP adaptation of JSMin, published by Douglas Crockford as jsmin.c, also based
* on its Java translation by John Reilly.
@@ -37,14 +36,14 @@ *
* @copyright No new copyright ; please keep above and following information.
* @author David Holmes <dholmes@cfdsoftware.net> of CFD Labs, France
-* @version 0.1 (PHP translation) 2006-04-11
+* @author Gaetano Giunta
+* @version $Id: $
*
* Please note, this is a brutal and simple conversion : it could undoubtedly be
* improved, as a PHP implementation, by applying more PHP-specific programming
* features.
*
-* PHP 5 is required because OO style of programming is used, as well as classes
-* from the Standard PHP Library (SPL).
+* Exceptions and all PHP 5 - only features ahve been removed for compat with PHP 4
*
* Note : whereas jsmin.c works specifically with the standard input and output
* streams, this implementation only falls back on them if file pathnames are
@@ -66,13 +65,24 @@ * (etc...)
*
* See JSMin.php -h (or --help) for command-line documentation.
+*
+* NEW AND IMPROVED in version 0.2:
+* to take advantage of this file in your own code, you can do the following:
+*
+* define('JSMIN_AS_LIB', true); // prevents auto-run on include
+* include('jsmin.php');
+* // the JSMin class now works on php strings, too
+* $jsMin = new JSMin(file_get_contents('e:/htdocs/awstats_misc_tracker.js'), false);
+* // in that case, the modifies string is returned by minify():
+* $out = $jsMin->minify();
+*
*/
/**
* Version of this PHP translation.
*/
-define('VERSION', '0.1');
+define('JSMIN_VERSION', '0.2');
/**
* How fgetc() reports an End Of File.
@@ -98,9 +108,12 @@ define('ORD_9', ord('9')); /**
* Generic exception class related to JSMin.
*/
-
+/*
class JSMinException extends Exception {
}
+*/
+class JSMinException {
+}
/**
* A JSMin exception indicating that a file provided for input or output could not be properly opened.
@@ -131,12 +144,30 @@ class UnterminatedRegExpLiteralJSMinException extends JSMinException { }
/**
+ * Constant describing an {@link action()} : Output A. Copy B to A. Get the next B.
+ */
+
+define ('JSMIN_ACT_FULL', 1);
+
+/**
+ * Constant describing an {@link action()} : Copy B to A. Get the next B. (Delete A).
+ */
+
+define ('JSMIN_ACT_BUF', 2);
+
+/**
+ * Constant describing an {@link action()} : Get the next B. (Delete B).
+ */
+
+define ('JSMIN_ACT_IMM', 3);
+
+/**
* Main JSMin application class.
*
* Example of use :
*
* $jsMin = new JSMin(...input..., ...output...);
-* $jsMin -> minify();
+* $jsMin->minify();
*
* Do not specify input and/or output (or default to '-') to use stdin and/or stdout.
*/
@@ -144,50 +175,35 @@ class UnterminatedRegExpLiteralJSMinException extends JSMinException { class JSMin {
/**
- * Constant describing an {@link action()} : Output A. Copy B to A. Get the next B.
- */
-
- const ACT_FULL = 1;
-
- /**
- * Constant describing an {@link action()} : Copy B to A. Get the next B. (Delete A).
- */
-
- const ACT_BUF = 2;
-
- /**
- * Constant describing an {@link action()} : Get the next B. (Delete B).
- */
-
- const ACT_IMM = 3;
-
- /**
* The input stream, from which to read a JS file to minimize. Obtained by fopen().
- * @var SplFileObject
+ * NB: might be a string instead of a stream
+ * @var SplFileObject | string
*/
-
- private $in;
+ var $in;
/**
* The output stream, in which to write the minimized JS file. Obtained by fopen().
- * @var SplFileObject
+ * NB: might be a string instead of a stream
+ * @var SplFileObject | string
*/
-
- private $out;
+ var $out;
/**
* Temporary I/O character (A).
* @var string
*/
-
- private $theA;
+ var $theA;
/**
* Temporary I/O character (B).
* @var string
*/
+ var $theB;
- private $theB;
+ /** variables used for string-based parsing **/
+ var $inLength = 0;
+ var $inPos = 0;
+ var $isString = false;
/**
* Indicates whether a character is alphanumeric or _, $, \ or non-ASCII.
@@ -195,8 +211,7 @@ class JSMin { * @param string $c The single character to test.
* @return boolean Whether the char is a letter, digit, underscore, dollar, backslash, or non-ASCII.
*/
-
- private static function isAlphaNum($c) {
+ function isAlphaNum($c) {
// Get ASCII value of character for C-like comparisons
@@ -222,12 +237,21 @@ class JSMin { * @see $in
* @see peek()
*/
-
- private function get() {
+ function get() {
// Get next input character and advance position in file
-
- $c = $this -> in -> fgetc();
+//var_dump($this);
+ if ($this->isString) {
+ if ($this->inPos < $this->inLength) {
+ $c = $this->in[$this->inPos];
+ ++$this->inPos;
+ }
+ else {
+ return EOF;
+ }
+ }
+ else
+ $c = $this->in->fgetc();
// Test for non-problematic characters
@@ -256,22 +280,45 @@ class JSMin { * @see $in
* @see get()
*/
+ function peek() {
- private function peek() {
+ if ($this->isString) {
+ if ($this->inPos < $this->inLength) {
+ $c = $this->in[$this->inPos];
+ }
+ else {
+ return EOF;
+ }
+ }
+ else {
+ // Get next input character
- // Get next input character
+ $c = $this->in->fgetc();
- $c = $this -> in -> fgetc();
+ // Regress position in file
- // Regress position in file
+ $this->in->fseek(-1, SEEK_CUR);
- $this -> in -> fseek(-1, SEEK_CUR);
-
- // Return character obtained
+ // Return character obtained
+ }
return $c;
}
+ /**
+ * Adds a char to the output steram / string
+ * @see $out
+ */
+ function put($c)
+ {
+ if ($this->isString) {
+ $this->out .= $c;
+ }
+ else {
+ $this->out->fwrite($c);
+ }
+ }
+
/**
* Get the next character from the input stream, excluding comments.
*
@@ -281,12 +328,11 @@ class JSMin { * @return string The next character from the specified input stream, skipping comments.
* @see $in
*/
-
- private function next() {
+ function next() {
// Get next char from input, translated if necessary
- $c = $this -> get();
+ $c = $this->get();
// Check comment possibility
@@ -294,16 +340,16 @@ class JSMin { // Look ahead : a comment is two slashes or slashes followed by asterisk (to be closed)
- switch ($this -> peek()) {
+ switch ($this->peek()) {
case '/' :
// Comment is up to the end of the line
- // TOTEST : simple $this -> in -> fgets()
+ // TOTEST : simple $this->in->fgets()
while (true) {
- $c = $this -> get();
+ $c = $this->get();
if (ord($c) <= ORD_NL) {
return $c;
@@ -319,17 +365,17 @@ class JSMin { // N.B. not using switch() because of having to test EOF with ===
- $c = $this -> get();
+ $c = $this->get();
if ($c == '*') {
// Comment termination if the char ahead is a slash
- if ($this -> peek() == '/') {
+ if ($this->peek() == '/') {
// Advance again and make into a single space
- $this -> get();
+ $this->get();
return ' ';
}
}
@@ -337,7 +383,8 @@ class JSMin { // Whoopsie
- throw new UnterminatedCommentJSMinException();
+ //throw new UnterminatedCommentJSMinException();
+ trigger_error('UnterminatedComment', E_USER_ERROR);
}
}
@@ -359,34 +406,33 @@ class JSMin { *
* The action to perform is determined by the argument :
*
- * JSMin :: ACT_FULL : Output A. Copy B to A. Get the next B.
- * JSMin :: ACT_BUF : Copy B to A. Get the next B. (Delete A).
- * JSMin :: ACT_IMM : Get the next B. (Delete B).
+ * JSMin::ACT_FULL : Output A. Copy B to A. Get the next B.
+ * JSMin::ACT_BUF : Copy B to A. Get the next B. (Delete A).
+ * JSMin::ACT_IMM : Get the next B. (Delete B).
*
* A string is treated as a single character. Also, regular expressions are recognized if preceded
* by '(', ',' or '='.
*
- * @param int $action The action to perform : one of the JSMin :: ACT_* constants.
+ * @param int $action The action to perform : one of the JSMin::ACT_* constants.
*/
-
- private function action($action) {
+ function action($action) {
// Choice of possible actions
// Note the frequent fallthroughs : the actions are decrementally "long"
switch ($action) {
- case self :: ACT_FULL :
+ case JSMIN_ACT_FULL :
// Write A to output, then fall through
- $this -> out -> fwrite($this -> theA);
+ $this->put($this->theA);
- case self :: ACT_BUF : // N.B. possible fallthrough from above
+ case JSMIN_ACT_BUF : // N.B. possible fallthrough from above
// Copy B to A
- $tmpA = $this -> theA = $this -> theB;
+ $tmpA = $this->theA = $this->theB;
// Treating a string as a single char : outputting it whole
// Note that the string-opening char (" or ') is memorized in B
@@ -397,15 +443,15 @@ class JSMin { // Output string contents
- $this -> out -> fwrite($tmpA);
+ $this->put($tmpA);
// Get next character, watching out for termination of the current string,
// new line & co (then the string is not terminated !), or a backslash
// (upon which the following char is directly output to serve the escape mechanism)
- $tmpA = $this -> theA = $this -> get();
+ $tmpA = $this->theA = $this->get();
- if ($tmpA == $this -> theB) {
+ if ($tmpA == $this->theB) {
// String terminated
@@ -418,7 +464,8 @@ class JSMin { // Whoopsie
- throw new UnterminatedStringLiteralJSMinException();
+ //throw new UnterminatedStringLiteralJSMinException();
+ trigger_error('UnterminatedStringLiteral', E_USER_ERROR);
}
// else
@@ -427,36 +474,36 @@ class JSMin { // Escape next char immediately
- $this -> out -> fwrite($tmpA);
- $tmpA = $this -> theA = $this -> get();
+ $this->put($tmpA);
+ $tmpA = $this->theA = $this->get();
}
}
}
- case self :: ACT_IMM : // N.B. possible fallthrough from above
+ case JSMIN_ACT_IMM : // N.B. possible fallthrough from above
// Get the next B
- $this -> theB = $this -> next();
+ $this->theB = $this->next();
// Special case of recognising regular expressions (beginning with /) that are
// preceded by '(', ',' or '='
- $tmpA = $this -> theA;
+ $tmpA = $this->theA;
- if ($this -> theB == '/' && ($tmpA == '(' || $tmpA == ',' || $tmpA == '=')) {
+ if ($this->theB == '/' && ($tmpA == '(' || $tmpA == ',' || $tmpA == '=')) {
// Output the two successive chars
- $this -> out -> fwrite($tmpA);
- $this -> out -> fwrite($this -> theB);
+ $this->put($tmpA);
+ $this->put($this->theB);
// Look for the end of the RE literal, watching out for escaped chars or a control /
// end of line char (the RE literal then being unterminated !)
while (true) {
- $tmpA = $this -> theA = $this -> get();
+ $tmpA = $this->theA = $this->get();
if ($tmpA == '/') {
@@ -471,28 +518,31 @@ class JSMin { // Escape next char immediately
- $this -> out -> fwrite($tmpA);
- $tmpA = $this -> theA = $this -> get();
+ $this->put($tmpA);
+ $tmpA = $this->theA = $this->get();
}
else if (ord($tmpA) <= ORD_NL) {
// Whoopsie
- throw new UnterminatedRegExpLiteralJSMinException();
+ //throw new UnterminatedRegExpLiteralJSMinException();
+ trigger_error('UnterminatedRegExpLiteral', E_USER_ERROR);
}
// Output RE characters
- $this -> out -> fwrite($tmpA);
+ $this->put($tmpA);
}
// Move forward after the RE literal
- $this -> theB = $this -> next();
+ $this->theB = $this->next();
}
break;
- default : throw new JSMinException('Expected a JSMin :: ACT_* constant in action().');
+ default :
+ //throw new JSMinException('Expected a JSMin::ACT_* constant in action().');
+ trigger_error('Expected a JSMin::ACT_* constant in action()', E_USER_ERROR);
}
}
@@ -500,6 +550,7 @@ class JSMin { * Run the JSMin application : minify some JS code.
*
* The code is read from the input stream, and its minified version is written to the output one.
+ * In case input is a string, minified vesrions is also returned by this function as string.
* That is : characters which are insignificant to JavaScript are removed, as well as comments ;
* tabs are replaced with spaces ; carriage returns are replaced with linefeeds, and finally most
* spaces and linefeeds are deleted.
@@ -507,54 +558,54 @@ class JSMin { * Note : name was changed from jsmin() because PHP identifiers are case-insensitive, and it is already
* the name of this class.
*
- * @see __construct()
+ * @see JSMin()
+ * @return null | string
*/
-
- public function minify() {
+ function minify() {
// Initialize A and run the first (minimal) action
- $this -> theA = "\n";
- $this -> action(self :: ACT_IMM);
+ $this->theA = "\n";
+ $this->action(JSMIN_ACT_IMM);
// Proceed all the way to the end of the input file
- while ($this -> theA !== EOF) {
+ while ($this->theA !== EOF) {
- switch ($this -> theA) {
+ switch ($this->theA) {
case ' ' :
- if (self :: isAlphaNum($this -> theB)) {
- $this -> action(self :: ACT_FULL);
+ if (JSMin::isAlphaNum($this->theB)) {
+ $this->action(JSMIN_ACT_FULL);
}
else {
- $this -> action(self :: ACT_BUF);
+ $this->action(JSMIN_ACT_BUF);
}
break;
case "\n" :
- switch ($this -> theB) {
+ switch ($this->theB) {
case '{' : case '[' : case '(' :
case '+' : case '-' :
- $this -> action(self :: ACT_FULL);
+ $this->action(JSMIN_ACT_FULL);
break;
case ' ' :
- $this -> action(self :: ACT_IMM);
+ $this->action(JSMIN_ACT_IMM);
break;
default :
- if (self :: isAlphaNum($this -> theB)) {
- $this -> action(self :: ACT_FULL);
+ if (JSMin::isAlphaNum($this->theB)) {
+ $this->action(JSMIN_ACT_FULL);
}
else {
- $this -> action(self :: ACT_BUF);
+ $this->action(JSMIN_ACT_BUF);
}
break;
@@ -563,38 +614,38 @@ class JSMin { break;
default :
- switch ($this -> theB) {
+ switch ($this->theB) {
case ' ' :
- if (self :: isAlphaNum($this -> theA)) {
+ if (JSMin::isAlphaNum($this->theA)) {
- $this -> action(self :: ACT_FULL);
+ $this->action(JSMIN_ACT_FULL);
break;
}
// else
- $this -> action(self :: ACT_IMM);
+ $this->action(JSMIN_ACT_IMM);
break;
case "\n" :
- switch ($this -> theA) {
+ switch ($this->theA) {
case '}' : case ']' : case ')' : case '+' :
case '-' : case '"' : case '\'' :
- $this -> action(self :: ACT_FULL);
+ $this->action(JSMIN_ACT_FULL);
break;
default :
- if (self :: isAlphaNum($this -> theA)) {
- $this -> action(self :: ACT_FULL);
+ if (JSMin::isAlphaNum($this->theA)) {
+ $this->action(JSMIN_ACT_FULL);
}
else {
- $this -> action(self :: ACT_IMM);
+ $this->action(JSMIN_ACT_IMM);
}
break;
@@ -603,7 +654,7 @@ class JSMin { break;
default :
- $this -> action(self :: ACT_FULL);
+ $this->action(JSMIN_ACT_FULL);
break;
}
@@ -611,6 +662,11 @@ class JSMin { break;
}
}
+
+ if ($this->isString) {
+ return $this->out;
+
+ }
}
/**
@@ -620,49 +676,256 @@ class JSMin { *
* @param string $inFileName The pathname of the input (unminified JS) file. STDIN if '-' or absent.
* @param string $outFileName The pathname of the output (minified JS) file. STDOUT if '-' or absent.
+ * If outFileName === FALSE, we assume that inFileName is in fact the string to be minified!!!
* @param array $comments Optional lines to present as comments at the beginning of the output.
- * @throws FileOpenFailedJSMinException If the input and/or output file pathname is not provided, and
- * respectively STDIN and/or STDOUT are not available (ie, script is not being used in CLI).
*/
+ function JSMin($inFileName = '-', $outFileName = '-', $comments = NULL) {
+ if ($outFileName === FALSE) {
+ $this->JSMin_String($inFileName, $comments);
+ }
+ else {
+ $this->JSMin_File($inFileName, $outFileName, $comments);
+ }
+ }
- public function __construct($inFileName = '-', $outFileName = '-', $comments = NULL) {
+ function JSMin_File($inFileName = '-', $outFileName = '-', $comments = NULL) {
// Recuperate input and output streams.
// Use STDIN and STDOUT by default, if they are defined (CLI mode) and no file names are provided
- if ($inFileName == '-') $inFileName = 'php://stdin';
- if ($outFileName == '-') $outFileName = 'php://stdout';
+ if ($inFileName == '-') $inFileName = 'php://stdin';
+ if ($outFileName == '-') $outFileName = 'php://stdout';
- try {
+ try {
- $this -> in = new SplFileObject($inFileName, 'rb', TRUE);
- }
- catch (Exception $e) {
+ $this->in = new SplFileObject($inFileName, 'rb', TRUE);
+ }
+ catch (Exception $e) {
- throw new FileOpenFailedJSMinException(
- 'Failed to open "'.$inFileName.'" for reading only.'
- );
- }
+ throw new FileOpenFailedJSMinException(
+ 'Failed to open "'.$inFileName.'" for reading only.'
+ );
+ }
- try {
+ try {
- $this -> out = new SplFileObject($outFileName, 'wb', TRUE);
- }
- catch (Exception $e) {
+ $this->out = new SplFileObject($outFileName, 'wb', TRUE);
+ }
+ catch (Exception $e) {
- throw new FileOpenFailedJSMinException(
- 'Failed to open "'.$outFileName.'" for writing only.'
- );
- }
+ throw new FileOpenFailedJSMinException(
+ 'Failed to open "'.$outFileName.'" for writing only.'
+ );
+ }
- // Present possible initial comments
+ /*$this->in = fopen($inFileName, 'rb');
+ if (!$this->in) {
+ trigger_error('Failed to open "'.$inFileName, E_USER_ERROR);
+ }
+ $this->out = fopen($outFileName, 'wb');
+ if (!$this->out) {
+ trigger_error('Failed to open "'.$outFileName, E_USER_ERROR);
+ }*/
+
+ // Present possible initial comments
+
+ if ($comments !== NULL) {
+ foreach ($comments as $comm) {
+ $this->out->fwrite('// '.str_replace("\n", " ", $comm)."\n");
+ }
+ }
+
+ }
+
+ function JSMin_String($inString, $comments = NULL) {
+ $this->in = $inString;
+ $this->out = '';
+ $this->inLength = strlen($inString);
+ $this->inPos = 0;
+ $this->isString = true;
if ($comments !== NULL) {
foreach ($comments as $comm) {
- $this -> out -> fwrite('// '.$comm."\n");
+ $this->out .= '// '.str_replace("\n", " ", $comm)."\n";
}
- }
+ }
+ }
+}
+
+//
+// OTHER FUNCTIONS
+//
+
+/**
+* Displays inline help for the application.
+*/
+
+function printHelp() {
+
+ // All the inline help
+
+ echo "\n";
+ echo "Usage : JSMin.php [inputFile] [outputFile] [[-c] comm1 comm2 ...]\n";
+ echo " JSMin.php [-v|-h]\n";
+ echo "\n";
+ echo "Minify JavaScript code using JSMin, the JavaScript Minifier.\n";
+ echo "\n";
+ echo "JSMin is a filter which removes comments and unnecessary whitespace\n";
+ echo "from a script read in the inputFile (stdin by default), as well as\n";
+ echo "omitting or modifying some characters, before writing the results to\n";
+ echo "the outputFile (stdout by default).\n";
+ echo "It does not change the behaviour of the program that is minifies.\n";
+ echo "The result may be harder to debug. It will definitely be harder to\n";
+ echo "read. It typically reduces filesize by half, resulting in faster\n";
+ echo "downloads. It also encourages a more expressive programming style\n";
+ echo "because it eliminates the download cost of clean, literate self-\n";
+ echo "documentation.\n";
+ echo "\n";
+ echo "The '-' character can be used to explicitely specify a standard\n";
+ echo "stream for input or output.\n";
+ echo "\n";
+ echo "With the optional -c (--comm) option, all following parameters will\n";
+ echo "be listed at the beginning of the output as comments. This is a\n";
+ echo "convenient way of replacing copyright messages and other info. The\n";
+ echo "option is unnecessary if an input and output file are specified :\n";
+ echo "following parameters will then automatically be treated thus.\n";
+ echo "\n";
+ echo "Options :\n";
+ echo "\n";
+ echo " -c, --comm Present following parameters as initial comments.\n";
+ echo " -h, --help Display this information.\n";
+ echo " -v, --version Display short version information.\n";
+ echo "\n";
+ echo "The JavaScript Minifier is copyright (c) 2002 by Douglas Crockford\n";
+ echo "and available online at http://javascript.crockford.com/jsmin.html.\n";
+ echo "This PHP translation is by David Holmes of CFD Labs, France, 2006.\n";
+ echo "\n";
+}
+
+/**
+* Displays version information for the application.
+*/
+
+function printVersion() {
+
+ // Minimum info
+
+ echo "JSMin, the JavaScript Minifier, copyright (c) 2002 by Douglas Crockford.\n";
+ echo "PHP translation version ".JSMIN_VERSION." by David Holmes, CFD Labs.\n";
+}
+
+//
+// ENTRY POINT
+//
+
+// Allow user to include this file without having it run atomatically, ie. as if it was a lib
+if (!defined('JSMIN_AS_LIB')) {
+
+define('EXIT_SUCCESS', 0);
+define('EXIT_FAILURE', 1);
+
+// Examine command-line parameters
+// First shift off the first parameter, the executable's name
+
+if (!isset($argv)) {
+ die("Please run this utility from a command line, or set php.ini setting 'register_argc_argv' to true.\nTo use this file in your own code, define 'JSMIN_AS_LIB' before inclusion.");
+}
+
+array_shift($argv);
+
+$inFileName = NULL;
+$outFileName = NULL;
+
+$haveCommentParams = FALSE;
+$comments = array();
+
+foreach ($argv as $arg) {
+
+ // Bypass the rest if we are now considering initial comments
+
+ if ($haveCommentParams) {
+
+ $comments[] = $arg;
+ continue;
+ }
+
+ // else
+ // Look for an option (length > 1 because of '-' for indicating stdin or
+ // stdout)
+
+ if ($arg[0] == '-' && strlen($arg) > 1) {
+
+ switch ($arg) {
+
+ case '-c' : case '--comm' :
+
+ // Following parameters will be initial comments
+
+ $haveCommentParams = TRUE;
+
+ break;
+ case '-h' : case '--help' :
+
+ // Display inline help and exit normally
+
+ printHelp();
+ exit(EXIT_SUCCESS);
+
+ case '-v' : case '--version' :
+
+ // Display short version information and exit normally
+
+ printVersion();
+ exit(EXIT_SUCCESS);
+
+ default :
+
+ // Reject any other (unknown) option
+
+ echo "\n";
+ echo "ERROR : unknown option \"$arg\", sorry.\n";
+
+ printHelp();
+ exit(EXIT_FAILURE);
+ }
+
+ continue;
+ }
+
+ // else
+ // At this point, parameter is neither to be considered as an initial
+ // comment, nor is it an option. It is an input or output file.
+
+ if ($inFileName === NULL) {
+
+ // No input file yet, this is it
+
+ $inFileName = $arg;
}
+ else if ($outFileName === NULL) {
+
+ // An input file but no output file yet, this is it
+
+ $outFileName = $arg;
+ }
+ else {
+
+ // Already have input and output file, this is a first initial comment
+
+ $haveCommentParams = TRUE;
+ $comments[] = $arg;
+ }
+}
+
+if ($inFileName === NULL) $inFileName = '-';
+if ($outFileName === NULL) $outFileName = '-';
+
+// Prepare and run the JSMin application
+// If pathnames are not provided or '-', standard input/output streams are used
+
+$jsMin = new JSMin($inFileName, $outFileName, $comments);
+$jsMin->minify();
+
}
?>
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