\n";
# Debugging
$DBUG = 1;
# this is the directory that new packages will be uploaded to
#
$UPLOAD_DIR = "/tmp/aur/temp/";
$INCOMING_DIR = "/tmp/aur/incoming/";
if ($_COOKIE["AURSID"]) {
# track upload errors
#
$error = "";
if ($DBUG) {
print "
\n";
print_r($_REQUEST);
print "
\n";
}
if ($_REQUEST["pkgsubmit"]) {
# If this var is set, then the visitor is uploading a file...
#
if (!$_REQUEST["pkgname"]) {
$error = __("You did not specify a package name.");
} else {
$pkg_name = str_replace("'", "", $_REQUEST["pkgname"]);
$pkg_name = escapeshellarg($pkg_name);
$pkg_name = str_replace("'", "", $pkg_name); # get rid of single quotes
$presult = preg_match("/^[a-z][a-z0-9_-]*$/", $pkg_name);
if ($presult == FALSE || $presult <= 0) {
# FALSE => error processing regex, 0 => invalid characters
#
$error = __("Invalid name: only lowercase letters are allowed.");
}
}
if (!$error && (!$_REQUEST["comments"] || $_REQUEST["comments"] == '')) {
$error = __("You must supply a comment for this upload/change.");
}
if (!$error) {
# first, see if this package already exists, and if it can be overwritten
#
$pkg_exists = package_exists($pkg_name);
if ($pkg_exists) {
# ok, it exists - should it be overwritten, and does the user have
# the permissions to do so?
#
if (can_overwrite_pkg($pkg_name, $_COOKIE["AURSID"])) {
if (!$_REQUEST["overwrite"]) {
$error = __("You did not tag the 'overwrite' checkbox.");
}
} else {
$error = __("You are not allowed to overwrite the %h%s%h package.",
array("", $pkg_name, ""));
}
}
}
# TODO check to see if the user has the ability to 'change' package
# attributes such as location and/or category. Examples: TUs can
# only add/change packages in Unsupported and the AUR, normal users
# can only add/change packages in Unsupported.
#
if (!$error) {
# no errors checking upload permissions, go ahead and try to process
# the uploaded package file.
#
$upload_file = $UPLOAD_DIR . $pkg_name;
if (move_uploaded_file($_FILES["pfile"]["tmp_name"], $upload_file)) {
# ok, we can proceed
#
if (file_exists($INCOMING_DIR . $pkg_name)) {
# blow away the existing file/dir and contents
#
rm_rf($INCOMING_DIR . $pkg_name);
}
} else {
# errors uploading file...
#
$error = __("Error trying to upload file - please try again.");
}
}
# at this point, we can safely unpack the uploaded file and parse
# its contents.
#
if (!$error) {
if (!@mkdir($INCOMING_DIR.$pkg_name)) {
$error = __("Could not create incoming directory: %s.",
array($INCOMING_DIR.$pkg_name));
} else {
if (!@chdir($INCOMING_DIR.$pkg_name)) {
$error = __("Could not change directory to %s.",
array($INCOMING_DIR.$pkg_name));
} else {
# try .gz first
#
@exec("/bin/sh -c 'tar xzf ".$upload_file."'", $trash, $retval);
if (!$retval) {
# now try .bz2 format
#
@exec("/bin/sh -c 'tar xjf ".$upload_file."'", $trash, $retval);
}
if (!$retval) {
$error = __("Unknown file format for uploaded file.");
}
}
}
}
# At this point, if no error exists, the package has been extracted
# There should be a $INCOMING_DIR.$pkg_name."/".$pkg_name directory
# if the user packaged it correctly. However, if the file was
# packaged without the $pkg_name subdirectory, try and create it
# and move the package contents into the new sub-directory.
#
if (!$error) {
if (is_dir($INCOMING_DIR.$pkg_name."/".$pkg_name) &&
is_file($INCOMING_DIR.$pkg_name."/".$pkg_name."/PKGBUILD")) {
# the files were packaged correctly
#
if (!@chdir($INCOMING_DIR.$pkg_name."/".$pkg_name)) {
$error = __("Could not change to directory %s.",
array($INCOMING_DIR.$pkg_name."/".$pkg_name));
}
$pkg_dir = $INCOMING_DIR.$pkg_name."/".$pkg_name;
} elseif (is_file($INCOMING_DIR.$pkg_name."/PKGBUILD")) {
# not packaged correctly, but recovery may be possible.
# try and create $INCOMING_DIR.$pkg_name."/".$pkg_name and
# move package contents into the new dir
#
if (!@mkdir($INCOMING_DIR.$pkg_name."/".$pkg_name)) {
$error = __("Could not create directory %s.",
array($INCOMING_DIR.$pkg_name."/".$pkg_name));
} else {
@exec("/bin/sh -c 'mv * ".$pkg_name."'");
if (!file_exists($INCOMING_DIR.$pkg_name."/".$pkg_name."/PKGBUILD")) {
$error = __("Error exec'ing the mv command.");
}
}
if (!@chdir($INCOMING_DIR.$pkg_name."/".$pkg_name)) {
$error = __("Could not change to directory %s.",
array($INCOMING_DIR.$pkg_name."/".$pkg_name));
}
$pkg_dir = $INCOMING_DIR.$pkg_name."/".$pkg_name;
} else {
# some wierd packaging/extraction error - baal
#
$error = __("Error trying to unpack upload - PKGBUILD does not exist.");
}
}
# if no error, get list of directory contents and process PKGBUILD
#
if (!$error) {
# get list of files
#
$d = dir($pkg_dir);
$pkg_contents = array();
while ($f = $d->read()) {
if ($f != "." && $f != "..") {
$pkg_contents[$f] = filesize($f);
}
}
$d->close();
# process PKGBIULD - remove line concatenation
#
$pkgbuild = array();
$fp = fopen($pkg_dir."/PKGBUILD", "r");
$line_no = 0;
$lines = array();
$continuation_line = 0;
$current_line = "";
while (!feof($fp)) {
$line = trim(fgets($fp));
$char_counts = count_chars($line, 0);
if (substr($line, strlen($line)-1) == "\\") {
# continue appending onto existing line_no
#
$current_line .= substr($line, 0, strlen($line)-1);
$continuation_line = 1;
} elseif ($char_counts[ord('(')] > $char_counts[ord(')')]) {
# assumed continuation
# continue appending onto existing line_no
#
$current_line .= $line . " ";
$continuation_line = 1;
} else {
# maybe the last line in a continuation, or a standalone line?
#
if ($continuation_line) {
# append onto existing line_no
#
$current_line .= $line;
$lines[$line_no] = $current_line;
$current_line = "";
} else {
# it's own line_no
#
$lines[$line_no] = $line;
}
$continuation_line = 0;
$line_no++;
}
}
fclose($fp);
# Now process the lines and put any var=val lines into the
# 'pkgbuild' array. Also check to make sure it has the build()
# function.
#
$seen_build_function = 0;
while (list($k, $line) = each($lines)) {
$lparts = explode("=", $line);
if (count($lparts) == 2) {
# this is a variable/value pair, strip out
# array parens and any quoting
#
$pkgbuild[$lparts[0]] = str_replace(array("(",")","\"","'"), "",
$lparts[1]);
} else {
# either a comment, blank line, continued line, or build function
#
if (substr($lparts[0], 0, 5) == "build") {
$seen_build_function = 1;
}
}
if ($seen_build_function) {break;}
}
# some error checking on PKGBUILD contents - just make sure each
# variable has a value. This does not do any validity checking
# on the values, or attempts to fix line continuation/wrapping.
#
if (!$seen_build_function) {
$error = __("Missing build function in PKGBUILD.");
}
if (!array_key_exists("md5sums", $pkgbuild)) {
$error = __("Missing md5sums variable in PKGBUILD.");
}
if (!array_key_exists("source", $pkgbuild)) {
$error = __("Missing source variable in PKGBUILD.");
}
if (!array_key_exists("url", $pkgbuild)) {
$error = __("Missing url variable in PKGBUILD.");
}
if (!array_key_exists("pkgdesc", $pkgbuild)) {
$error = __("Missing pkgdesc variable in PKGBUILD.");
}
if (!array_key_exists("pkgrel", $pkgbuild)) {
$error = __("Missing pkgrel variable in PKGBUILD.");
}
if (!array_key_exists("pkgver", $pkgbuild)) {
$error = __("Missing pkgver variable in PKGBUILD.");
}
if (!array_key_exists("pkgname", $pkgbuild)) {
$error = __("Missing pkgname variable in PKGBUILD.");
} else {
if ($pkgbuild["pkgname"] != $pkg_name) {
$error = __("Package names do not match.");
}
}
}
# TODO This is where other additional error checking can be
# performed. Examples: #md5sums == #sources?, md5sums of any
# included files match?, install scriptlet file exists?
#
# Now, run through the pkgbuild array and do any $pkgname/$pkgver
# substituions.
#
if (!$error) {
$pkgname_var = $pkgbuild["pkgname"];
$pkgver_var = $pkgbuild["pkgver"];
$new_pkgbuild = array();
while (list($k, $v) = each($pkgbuild)) {
$v = str_replace("\$pkgname", $pkgname_var, $v);
$v = str_replace("\${pkgname}", $pkgname_var, $v);
$v = str_replace("\$pkgver", $pkgver_var, $v);
$v = str_replace("\${pkgver}", $pkgver_var, $v);
$new_pkgbuild[$k] = $v;
}
}
# update the backend database
#
if (!$error) {
$dbh = db_connect();
if ($pkg_exists) {
# this is an overwrite of an existing package, the database ID
# needs to be preserved so that any votes are retained. However,
# PackageDepends, PackageSources, and PackageContents can be
# purged.
#
$q = "SELECT * FROM Packages ";
$q.= "WHERE Name = '".mysql_escape_string($_FILES["pfile"]["name"])."'";
$result = db_query($q, $dbh);
$pdata = mysql_fetch_assoc($result);
# flush out old data that will be replaced with new data
#
$q = "DELETE FROM PackageContents WHERE PackageID = ".$pdata["ID"];
db_query($q, $dbh);
$q = "DELETE FROM PackageDepends WHERE PackageID = ".$pdata["ID"];
db_query($q, $dbh);
$q = "DELETE FROM PackageSources WHERE PackageID = ".$pdata["ID"];
db_query($q, $dbh);
# TODO
# $q = "UPDATE Packages ..."
# $q = "INSERT INTO PackageUploadHistory ..."
} else {
# this is a brand new package
#
# TODO
# $q = "INSERT ..."
}
}
}
if (!$_REQUEST["pkgsubmit"] || $error) {
# User is not uploading, or there were errors uploading - then
# give the visitor the default upload form
#
if (ini_get("file_uploads")) {
if ($error) {
print "".$error." \n";
print "
\n";
}
$pkg_categories = pkgCategories();
$pkg_locations = pkgLocations();
print "\n";
} else {
print __("Sorry, uploads are not permitted by this server.");
print " \n";
}
}
} else {
# visitor is not logged in
#
print __("You must create an account before you can upload packages.");
print " \n";
}
print "
\n";
html_footer("\$Id$");
# vim: ts=2 sw=2 et ft=php
?>