Add code to fetch the pear bundle based on pear/go-pear-list.php

For the moment, this is turned off, but it should be turned on ready for
the next RC.
(waiting for feedback from Edin and the PEAR guys)

1 files changed, 103 insertions, 2 deletions

diff --git a/win32/build/mkdist.php b/win32/build/mkdist.php
index bb8017af82..fd8ad4ae44 100644
--- a/win32/build/mkdist.php
+++ b/win32/build/mkdist.php
@@ -134,6 +134,66 @@ function copy_text_file($source, $dest)
 	fclose($fp);
 }
 
+/* very light-weight function to extract a single named file from
+ * a gzipped tarball.  This makes assumptions about the files
+ * based on the PEAR info set in $packages. */
+function extract_file_from_tarball($pkg, $filename, $dest_dir) /* {{{ */
+{
+	global $packages;
+
+	$name = $pkg . '-' . $packages[$pkg];
+	$tarball = $dest_dir . "/" . $name . '.tgz';
+	$filename = $name . '/' . $filename;
+	$destfilename = $dest_dir . "/" . basename($filename);
+
+	$fp = gzopen($tarball, 'rb');
+
+	$done = false;
+	do {
+		/* read the header */
+		$hdr_data = gzread($fp, 512);
+	   	if (strlen($hdr_data) == 0)
+			break;
+		$checksum = 0;
+		for ($i = 0; $i < 148; $i++)
+			$checksum += ord($hdr_data{$i});
+		for ($i = 148; $i < 156; $i++)
+			$checksum += 32;
+		for ($i = 156; $i < 512; $i++)
+			$checksum += ord($hdr_data{$i});
+
+		$hdr = unpack("a100filename/a8mode/a8uid/a8gid/a12size/a12mtime/a8checksum/a1typeflag/a100link/a6magic/a2version/a32uname/a32gname/a8devmajor/a8devminor", $hdr_data);
+
+		$hdr['checksum'] = octdec(trim($hdr['checksum']));
+
+		if ($hdr['checksum'] != $checksum) {
+			echo "Checksum for $tarball $hdr[filename] is invalid\n";
+			print_r($hdr);
+			return;
+		}
+
+		$hdr['size'] = octdec(trim($hdr['size']));
+		echo "File: $hdr[filename] $hdr[size]\n";
+		
+		if ($filename == $hdr['filename']) {
+			echo "Found the file we want\n";
+			$dest = fopen($destfilename, 'wb');
+			$x = stream_copy_to_stream($fp, $dest, $hdr['size']);
+			fclose($dest);
+			echo "Wrote $x bytes into $destfilename\n";
+			break;
+		}
+		
+		/* skip body of the file */
+		$size = 512 * ceil((int)$hdr['size'] / 512);
+		echo "Skipping $size bytes\n";
+		gzseek($fp, gztell($fp) + $size);
+		
+	} while (!$done);
+	
+} /* }}} */
+
+
 /* the core dll */
 copy("$build_dir/php.exe", "$dist_dir/php.exe");
 copy("$build_dir/$phpdll", "$dist_dir/$phpdll");
@@ -271,6 +331,45 @@ function copy_dir($source, $dest)
 	closedir($d);
 }
 
+/* change this next line to true to use good-old
+ * hand-assembled go-pear-bundle from the snapshot template */
+$use_pear_template = true;
+
+if (!$use_pear_template) {
+	/* Let's do a PEAR-less pear setup */
+	mkdir("$dist_dir/PEAR");
+	mkdir("$dist_dir/PEAR/go-pear-bundle");
+
+	/* grab the bootstrap script */
+	echo "Downloading go-pear\n";
+	copy("http://go-pear.org/", "$dist_dir/PEAR/go-pear.php");
+
+	/* import the package list -- sets $packages variable */
+	include "pear/go-pear-list.php";
+
+	/* download the packages into the destination */
+	echo "Fetching packages\n";
+
+	foreach ($packages as $name => $version) {
+		$filename = "$name-$version.tgz";
+		$destfilename = "$dist_dir/PEAR/go-pear-bundle/$filename";
+		if (file_exists($destfilename))
+			continue;
+		$url = "http://pear.php.net/get/$filename";
+		echo "Downloading $name from $url\n";
+		flush();
+		copy($url, $destfilename);
+	}
+
+	echo "Download complete.  Extracting bootstrap files\n";
+
+	/* Now, we want PEAR.php, Getopt.php (Console_Getopt) and Tar.php (Archive_Tar)
+	 * broken out of the tarballs */
+	extract_file_from_tarball('PEAR', 'PEAR.php', "$dist_dir/PEAR/go-pear-bundle");
+	extract_file_from_tarball('Archive_Tar', 'Archive/Tar.php', "$dist_dir/PEAR/go-pear-bundle");
+	extract_file_from_tarball('Console_Getopt', 'Console/Getopt.php', "$dist_dir/PEAR/go-pear-bundle");
+}
+	
 /* add extras from the template dir */
 if (file_exists($snapshot_template)) {
 	$items = glob("$snapshot_template/*");
@@ -282,8 +381,10 @@ if (file_exists($snapshot_template)) {
 			if ($bi == 'dlls' || $bi == 'symbols') {
 				continue;
 			} else if ($bi == 'PEAR') {
-				/* copy to top level */
-				copy_dir($item, "$dist_dir/$bi");
+				if ($use_pear_template) {
+					/* copy to top level */
+					copy_dir($item, "$dist_dir/$bi");
+				}
 			} else {
 				/* copy that dir into extras */
 				copy_dir($item, "$dist_dir/extras/$bi");