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|
# -*- Mode: perl; indent-tabs-mode: nil -*-
#
# The contents of this file are subject to the Mozilla Public
# License Version 1.1 (the "License"); you may not use this file
# except in compliance with the License. You may obtain a copy of
# the License at http://www.mozilla.org/MPL/
#
# Software distributed under the License is distributed on an "AS
# IS" basis, WITHOUT WARRANTY OF ANY KIND, either express or
# implied. See the License for the specific language governing
# rights and limitations under the License.
#
# The Original Code is the Bugzilla Bug Tracking System.
#
# The Initial Developer of the Original Code is Netscape Communications
# Corporation. Portions created by Netscape are
# Copyright (C) 1998 Netscape Communications Corporation. All
# Rights Reserved.
#
# Contributor(s): Terry Weissman <terry@mozilla.org>
# Contains some global variables and routines used throughout bugzilla.
use diagnostics;
use strict;
# Shut up misguided -w warnings about "used only once". For some reason,
# "use vars" chokes on me when I try it here.
sub globals_pl_sillyness {
my $zz;
$zz = @main::chooseone;
$zz = @main::default_column_list;
$zz = $main::defaultqueryname;
$zz = @main::dontchange;
$zz = %main::keywordsbyname;
$zz = @main::legal_bug_status;
$zz = @main::legal_components;
$zz = @main::legal_keywords;
$zz = @main::legal_opsys;
$zz = @main::legal_platform;
$zz = @main::legal_priority;
$zz = @main::legal_product;
$zz = @main::legal_severity;
$zz = @main::legal_target_milestone;
$zz = @main::legal_versions;
$zz = @main::milestoneurl;
$zz = @main::prodmaxvotes;
}
#
# Here are the --LOCAL-- variables defined in 'localconfig' that we'll use
# here
#
my $db_host = "localhost";
my $db_name = "bugs";
my $db_user = "bugs";
my $db_pass = "";
do 'localconfig';
use Mysql;
use Date::Format; # For time2str().
use Date::Parse; # For str2time().
# use Carp; # for confess
# Contains the version string for the current running Bugzilla.
$::param{'version'} = '2.9';
$::dontchange = "--do_not_change--";
$::chooseone = "--Choose_one:--";
$::defaultqueryname = "(Default query)";
$::unconfirmedstate = "UNCONFIRMED";
$::dbwritesallowed = 1;
sub ConnectToDatabase {
my ($useshadow) = (@_);
if (!defined $::db) {
my $name = $db_name;
if ($useshadow && Param("shadowdb") && Param("queryagainstshadowdb")) {
$name = Param("shadowdb");
$::dbwritesallowed = 0;
}
$::db = Mysql->Connect($db_host, $name, $db_user, $db_pass)
|| die "Can't connect to database server.";
}
}
sub ReconnectToShadowDatabase {
if (Param("shadowdb") && Param("queryagainstshadowdb")) {
SendSQL("USE " . Param("shadowdb"));
$::dbwritesallowed = 0;
}
}
my $shadowchanges = 0;
sub SyncAnyPendingShadowChanges {
if ($shadowchanges) {
system("./syncshadowdb &");
$shadowchanges = 0;
}
}
my $dosqllog = (-e "data/sqllog") && (-w "data/sqllog");
sub SqlLog {
if ($dosqllog) {
my ($str) = (@_);
open(SQLLOGFID, ">>data/sqllog") || die "Can't write to data/sqllog";
if (flock(SQLLOGFID,2)) { # 2 is magic 'exclusive lock' const.
print SQLLOGFID time2str("%D %H:%M:%S $$", time()) . ": $str\n";
}
flock(SQLLOGFID,8); # '8' is magic 'unlock' const.
close SQLLOGFID;
}
}
sub SendSQL {
my ($str, $dontshadow) = (@_);
my $iswrite = ($str =~ /^(INSERT|REPLACE|UPDATE|DELETE)/i);
if ($iswrite && !$::dbwritesallowed) {
die "Evil code attempted to write stuff to the shadow database.";
}
if ($str =~ /^LOCK TABLES/i && $str !~ /shadowlog/ && $::dbwritesallowed) {
$str =~ s/^LOCK TABLES/LOCK TABLES shadowlog WRITE, /i;
}
SqlLog($str);
$::currentquery = $::db->query($str)
|| die "$str: " . $::db->errmsg;
SqlLog("Done");
if (!$dontshadow && $iswrite && Param("shadowdb")) {
my $q = SqlQuote($str);
my $insertid;
if ($str =~ /^(INSERT|REPLACE)/i) {
SendSQL("SELECT LAST_INSERT_ID()");
$insertid = FetchOneColumn();
}
SendSQL("INSERT INTO shadowlog (command) VALUES ($q)", 1);
if ($insertid) {
SendSQL("SET LAST_INSERT_ID = $insertid");
}
$shadowchanges++;
}
}
sub MoreSQLData {
if (defined @::fetchahead) {
return 1;
}
if (@::fetchahead = $::currentquery->fetchrow()) {
return 1;
}
return 0;
}
sub FetchSQLData {
if (defined @::fetchahead) {
my @result = @::fetchahead;
undef @::fetchahead;
return @result;
}
return $::currentquery->fetchrow();
}
sub FetchOneColumn {
my @row = FetchSQLData();
return $row[0];
}
@::default_column_list = ("severity", "priority", "platform", "owner",
"status", "resolution", "summary");
sub AppendComment {
my ($bugid,$who,$comment) = (@_);
$comment =~ s/\r\n/\n/g; # Get rid of windows-style line endings.
$comment =~ s/\r/\n/g; # Get rid of mac-style line endings.
if ($comment =~ /^\s*$/) { # Nothin' but whitespace.
return;
}
my $whoid = DBNameToIdAndCheck($who);
SendSQL("INSERT INTO longdescs (bug_id, who, bug_when, thetext) " .
"VALUES($bugid, $whoid, now(), " . SqlQuote($comment) . ")");
SendSQL("UPDATE bugs SET delta_ts = now() WHERE bug_id = $bugid");
}
sub GetFieldID {
my ($f) = (@_);
SendSQL("SELECT fieldid FROM fielddefs WHERE name = " . SqlQuote($f));
my $fieldid = FetchOneColumn();
if (!$fieldid) {
my $q = SqlQuote($f);
SendSQL("REPLACE INTO fielddefs (name, description) VALUES ($q, $q)");
SendSQL("SELECT LAST_INSERT_ID()");
$fieldid = FetchOneColumn();
}
return $fieldid;
}
sub lsearch {
my ($list,$item) = (@_);
my $count = 0;
foreach my $i (@$list) {
if ($i eq $item) {
return $count;
}
$count++;
}
return -1;
}
sub Product_element {
my ($prod,$onchange) = (@_);
return make_popup("product", keys %::versions, $prod, 1, $onchange);
}
sub Component_element {
my ($comp,$prod,$onchange) = (@_);
my $componentlist;
if (! defined $::components{$prod}) {
$componentlist = [];
} else {
$componentlist = $::components{$prod};
}
my $defcomponent;
if ($comp ne "" && lsearch($componentlist, $comp) >= 0) {
$defcomponent = $comp;
} else {
$defcomponent = $componentlist->[0];
}
return make_popup("component", $componentlist, $defcomponent, 1, "");
}
sub Version_element {
my ($vers, $prod, $onchange) = (@_);
my $versionlist;
if (!defined $::versions{$prod}) {
$versionlist = [];
} else {
$versionlist = $::versions{$prod};
}
my $defversion = $versionlist->[0];
if (lsearch($versionlist,$vers) >= 0) {
$defversion = $vers;
}
return make_popup("version", $versionlist, $defversion, 1, $onchange);
}
# Generate a string which, when later interpreted by the Perl compiler, will
# be the same as the given string.
sub PerlQuote {
my ($str) = (@_);
return SqlQuote($str);
# The below was my first attempt, but I think just using SqlQuote makes more
# sense...
# $result = "'";
# $length = length($str);
# for (my $i=0 ; $i<$length ; $i++) {
# my $c = substr($str, $i, 1);
# if ($c eq "'" || $c eq '\\') {
# $result .= '\\';
# }
# $result .= $c;
# }
# $result .= "'";
# return $result;
}
# Given the name of a global variable, generate Perl code that, if later
# executed, would restore the variable to its current value.
sub GenerateCode {
my ($name) = (@_);
my $result = $name . " = ";
if ($name =~ /^\$/) {
my $value = eval($name);
if (ref($value) eq "ARRAY") {
$result .= "[" . GenerateArrayCode($value) . "]";
} else {
$result .= PerlQuote(eval($name));
}
} elsif ($name =~ /^@/) {
my @value = eval($name);
$result .= "(" . GenerateArrayCode(\@value) . ")";
} elsif ($name =~ '%') {
$result = "";
foreach my $k (sort { uc($a) cmp uc($b)} eval("keys $name")) {
$result .= GenerateCode("\$" . substr($name, 1) .
"{'" . $k . "'}");
}
return $result;
} else {
die "Can't do $name -- unacceptable variable type.";
}
$result .= ";\n";
return $result;
}
sub GenerateArrayCode {
my ($ref) = (@_);
my @list;
foreach my $i (@$ref) {
push @list, PerlQuote($i);
}
return join(',', @list);
}
sub GenerateVersionTable {
ConnectToDatabase();
SendSQL("select value, program from versions order by value");
my @line;
my %varray;
my %carray;
while (@line = FetchSQLData()) {
my ($v,$p1) = (@line);
if (!defined $::versions{$p1}) {
$::versions{$p1} = [];
}
push @{$::versions{$p1}}, $v;
$varray{$v} = 1;
}
SendSQL("select value, program from components order by value");
while (@line = FetchSQLData()) {
my ($c,$p) = (@line);
if (!defined $::components{$p}) {
$::components{$p} = [];
}
my $ref = $::components{$p};
push @$ref, $c;
$carray{$c} = 1;
}
my $dotargetmilestone = Param("usetargetmilestone");
my $mpart = $dotargetmilestone ? ", milestoneurl" : "";
SendSQL("select product, description, votesperuser, disallownew$mpart from products");
$::anyvotesallowed = 0;
while (@line = FetchSQLData()) {
my ($p, $d, $votesperuser, $dis, $u) = (@line);
$::proddesc{$p} = $d;
if ($dis) {
# Special hack. Stomp on the description and make it "0" if we're
# not supposed to allow new bugs against this product. This is
# checked for in enter_bug.cgi.
$::proddesc{$p} = "0";
}
if ($dotargetmilestone) {
$::milestoneurl{$p} = $u;
}
$::prodmaxvotes{$p} = $votesperuser;
if ($votesperuser > 0) {
$::anyvotesallowed = 1;
}
}
my $cols = LearnAboutColumns("bugs");
@::log_columns = @{$cols->{"-list-"}};
foreach my $i ("bug_id", "creation_ts", "delta_ts", "lastdiffed") {
my $w = lsearch(\@::log_columns, $i);
if ($w >= 0) {
splice(@::log_columns, $w, 1);
}
}
@::log_columns = (sort(@::log_columns));
@::legal_priority = SplitEnumType($cols->{"priority,type"});
@::legal_severity = SplitEnumType($cols->{"bug_severity,type"});
@::legal_platform = SplitEnumType($cols->{"rep_platform,type"});
@::legal_opsys = SplitEnumType($cols->{"op_sys,type"});
@::legal_bug_status = SplitEnumType($cols->{"bug_status,type"});
@::legal_resolution = SplitEnumType($cols->{"resolution,type"});
@::legal_resolution_no_dup = @::legal_resolution;
my $w = lsearch(\@::legal_resolution_no_dup, "DUPLICATE");
if ($w >= 0) {
splice(@::legal_resolution_no_dup, $w, 1);
}
my @list = sort { uc($a) cmp uc($b)} keys(%::versions);
@::legal_product = @list;
mkdir("data", 0777);
chmod 0777, "data";
my $tmpname = "data/versioncache.$$";
open(FID, ">$tmpname") || die "Can't create $tmpname";
print FID GenerateCode('@::log_columns');
print FID GenerateCode('%::versions');
foreach my $i (@list) {
if (!defined $::components{$i}) {
$::components{$i} = "";
}
}
@::legal_versions = sort {uc($a) cmp uc($b)} keys(%varray);
print FID GenerateCode('@::legal_versions');
print FID GenerateCode('%::components');
@::legal_components = sort {uc($a) cmp uc($b)} keys(%carray);
print FID GenerateCode('@::legal_components');
foreach my $i('product', 'priority', 'severity', 'platform', 'opsys',
'bug_status', 'resolution', 'resolution_no_dup') {
print FID GenerateCode('@::legal_' . $i);
}
print FID GenerateCode('%::proddesc');
print FID GenerateCode('%::prodmaxvotes');
print FID GenerateCode('$::anyvotesallowed');
if ($dotargetmilestone) {
my $last = Param("nummilestones");
my $i;
for ($i=1 ; $i<=$last ; $i++) {
push(@::legal_target_milestone, "M$i");
}
print FID GenerateCode('@::legal_target_milestone');
print FID GenerateCode('%::milestoneurl');
}
SendSQL("SELECT id, name FROM keyworddefs ORDER BY name");
while (MoreSQLData()) {
my ($id, $name) = FetchSQLData();
$::keywordsbyname{$name} = $id;
push(@::legal_keywords, $name);
}
print FID GenerateCode('@::legal_keywords');
print FID GenerateCode('%::keywordsbyname');
print FID "1;\n";
close FID;
rename $tmpname, "data/versioncache" || die "Can't rename $tmpname to versioncache";
chmod 0666, "data/versioncache";
}
# Returns the modification time of a file.
sub ModTime {
my ($filename) = (@_);
my ($dev,$ino,$mode,$nlink,$uid,$gid,$rdev,$size,
$atime,$mtime,$ctime,$blksize,$blocks)
= stat($filename);
return $mtime;
}
# This proc must be called before using legal_product or the versions array.
sub GetVersionTable {
my $mtime = ModTime("data/versioncache");
if (!defined $mtime || $mtime eq "") {
$mtime = 0;
}
if (time() - $mtime > 3600) {
GenerateVersionTable();
}
require 'data/versioncache';
if (!defined %::versions) {
GenerateVersionTable();
do 'data/versioncache';
if (!defined %::versions) {
die "Can't generate file data/versioncache";
}
}
}
sub InsertNewUser {
my ($username, $realname) = (@_);
my $password = "";
for (my $i=0 ; $i<8 ; $i++) {
$password .= substr("abcdefghijklmnopqrstuvwxyz", int(rand(26)), 1);
}
SendSQL("select bit, userregexp from groups where userregexp != ''");
my $groupset = "0";
while (MoreSQLData()) {
my @row = FetchSQLData();
# Modified -Joe Robins, 2/17/00
# Making this case insensitive, since usernames are email addresses,
# and could be any case.
if ($username =~ m/$row[1]/i) {
$groupset .= "+ $row[0]"; # Silly hack to let MySQL do the math,
# not Perl, since we're dealing with 64
# bit ints here, and I don't *think* Perl
# does that.
}
}
$username = SqlQuote($username);
$realname = SqlQuote($realname);
SendSQL("insert into profiles (login_name, realname, password, cryptpassword, groupset) values ($username, $realname, '$password', encrypt('$password'), $groupset)");
return $password;
}
sub DBID_to_name {
my ($id) = (@_);
if (!defined $::cachedNameArray{$id}) {
SendSQL("select login_name from profiles where userid = $id");
my $r = FetchOneColumn();
if ($r eq "") {
$r = "__UNKNOWN__";
}
$::cachedNameArray{$id} = $r;
}
return $::cachedNameArray{$id};
}
sub DBname_to_id {
my ($name) = (@_);
SendSQL("select userid from profiles where login_name = @{[SqlQuote($name)]}");
my $r = FetchOneColumn();
if (!defined $r || $r eq "") {
return 0;
}
return $r;
}
sub DBNameToIdAndCheck {
my ($name, $forceok) = (@_);
my $result = DBname_to_id($name);
if ($result > 0) {
return $result;
}
if ($forceok) {
InsertNewUser($name, "");
$result = DBname_to_id($name);
if ($result > 0) {
return $result;
}
print "Yikes; couldn't create user $name. Please report problem to " .
Param("maintainer") ."\n";
} else {
print "The name <TT>$name</TT> is not a valid username. Either you\n";
print "misspelled it, or the person has not registered for a\n";
print "Bugzilla account.\n";
print "<P>Please hit the <B>Back</B> button and try again.\n";
}
exit(0);
}
# This routine quoteUrls contains inspirations from the HTML::FromText CPAN
# module by Gareth Rees <garethr@cre.canon.co.uk>. It has been heavily hacked,
# all that is really recognizable from the original is bits of the regular
# expressions.
sub quoteUrls {
my ($knownattachments, $text) = (@_);
return $text unless $text;
my $base = Param('urlbase');
my $protocol = join '|',
qw(afs cid ftp gopher http https mid news nntp prospero telnet wais);
my %options = ( metachars => 1, @_ );
my $count = 0;
# Now, quote any "#" characters so they won't confuse stuff later
$text =~ s/#/%#/g;
# Next, find anything that looks like a URL or an email address and
# pull them out the the text, replacing them with a "##<digits>##
# marker, and writing them into an array. All this confusion is
# necessary so that we don't match on something we've already replaced,
# which can happen if you do multiple s///g operations.
my @things;
while ($text =~ s%((mailto:)?([\w\.\-\+\=]+\@[\w\-]+(?:\.[\w\-]+)+)\b|
(\b((?:$protocol):[^ \t\n<>"]+[\w/])))%"##$count##"%exo) {
my $item = $&;
$item = value_quote($item);
if ($item !~ m/^$protocol:/o && $item !~ /^mailto:/) {
# We must have grabbed this one because it looks like an email
# address.
$item = qq{<A HREF="mailto:$item">$item</A>};
} else {
$item = qq{<A HREF="$item">$item</A>};
}
$things[$count++] = $item;
}
while ($text =~ s/\bbug(\s|%\#)*(\d+)/"##$count##"/ei) {
my $item = $&;
my $num = $2;
$item = value_quote($item); # Not really necessary, since we know
# there's no special chars in it.
$item = qq{<A HREF="show_bug.cgi?id=$num">$item</A>};
$things[$count++] = $item;
}
while ($text =~ s/\*\*\* This bug has been marked as a duplicate of (\d+) \*\*\*/"##$count##"/ei) {
my $item = $&;
my $num = $1;
$item =~ s@\d+@<A HREF="show_bug.cgi?id=$num">$num</A>@;
$things[$count++] = $item;
}
while ($text =~ s/Created an attachment \(id=(\d+)\)/"##$count##"/e) {
my $item = $&;
my $num = $1;
if ($knownattachments->{$num}) {
$item = qq{<A HREF="showattachment.cgi?attach_id=$num">$item</A>};
}
$things[$count++] = $item;
}
$text = value_quote($text);
$text =~ s/\
/\n/g;
# Stuff everything back from the array.
for (my $i=0 ; $i<$count ; $i++) {
$text =~ s/##$i##/$things[$i]/e;
}
# And undo the quoting of "#" characters.
$text =~ s/%#/#/g;
return $text;
}
sub GetLongDescriptionAsText {
my ($id, $start, $end) = (@_);
my $result = "";
my $count = 0;
my ($query) = ("SELECT profiles.login_name, longdescs.bug_when, " .
" longdescs.thetext " .
"FROM longdescs, profiles " .
"WHERE profiles.userid = longdescs.who " .
" AND longdescs.bug_id = $id ");
if ($start && $start =~ /[1-9]/) {
# If the start is all zeros, then don't do this (because we want to
# not emit a leading "Additional Comments" line in that case.)
$query .= "AND longdescs.bug_when > '$start'";
$count = 1;
}
if ($end) {
$query .= "AND longdescs.bug_when <= '$end'";
}
$query .= "ORDER BY longdescs.bug_when";
SendSQL($query);
while (MoreSQLData()) {
my ($who, $when, $text) = (FetchSQLData());
if ($count) {
$result .= "\n\n------- Additional Comments From $who " .
time2str("%Y-%m-%d %H:%M", str2time($when)) . " -------\n";
}
$result .= $text;
$count++;
}
return $result;
}
sub GetLongDescriptionAsHTML {
my ($id, $start, $end) = (@_);
my $result = "";
my $count = 0;
my %knownattachments;
SendSQL("SELECT attach_id FROM attachments WHERE bug_id = $id");
while (MoreSQLData()) {
$knownattachments{FetchOneColumn()} = 1;
}
my ($query) = ("SELECT profiles.login_name, longdescs.bug_when, " .
" longdescs.thetext " .
"FROM longdescs, profiles " .
"WHERE profiles.userid = longdescs.who " .
" AND longdescs.bug_id = $id ");
if ($start && $start =~ /[1-9]/) {
# If the start is all zeros, then don't do this (because we want to
# not emit a leading "Additional Comments" line in that case.)
$query .= "AND longdescs.bug_when > '$start'";
$count = 1;
}
if ($end) {
$query .= "AND longdescs.bug_when <= '$end'";
}
$query .= "ORDER BY longdescs.bug_when";
SendSQL($query);
while (MoreSQLData()) {
my ($who, $when, $text) = (FetchSQLData());
if ($count) {
$result .= "<BR><BR><I>------- Additional Comments From " .
qq{<A HREF="mailto:$who">$who</A> } .
time2str("%Y-%m-%d %H:%M", str2time($when)) .
" -------</I><BR>\n";
}
$result .= "<PRE>" . quoteUrls(\%knownattachments, $text) . "</PRE>\n";
$count++;
}
return $result;
}
sub ShowCcList {
my ($num) = (@_);
my @ccids;
my @row;
SendSQL("select who from cc where bug_id = $num");
while (@row = FetchSQLData()) {
push(@ccids, $row[0]);
}
my @result = ();
foreach my $i (@ccids) {
push @result, DBID_to_name($i);
}
return join(',', @result);
}
# Fills in a hashtable with info about the columns for the given table in the
# database. The hashtable has the following entries:
# -list- the list of column names
# <name>,type the type for the given name
sub LearnAboutColumns {
my ($table) = (@_);
my %a;
SendSQL("show columns from $table");
my @list = ();
my @row;
while (@row = FetchSQLData()) {
my ($name,$type) = (@row);
$a{"$name,type"} = $type;
push @list, $name;
}
$a{"-list-"} = \@list;
return \%a;
}
# If the above returned a enum type, take that type and parse it into the
# list of values. Assumes that enums don't ever contain an apostrophe!
sub SplitEnumType {
my ($str) = (@_);
my @result = ();
if ($str =~ /^enum\((.*)\)$/) {
my $guts = $1 . ",";
while ($guts =~ /^\'([^\']*)\',(.*)$/) {
push @result, $1;
$guts = $2;
}
}
return @result;
}
# This routine is largely copied from Mysql.pm.
sub SqlQuote {
my ($str) = (@_);
# if (!defined $str) {
# confess("Undefined passed to SqlQuote");
# }
$str =~ s/([\\\'])/\\$1/g;
$str =~ s/\0/\\0/g;
return "'$str'";
}
sub UserInGroup {
my ($groupname) = (@_);
if ($::usergroupset eq "0") {
return 0;
}
ConnectToDatabase();
SendSQL("select (bit & $::usergroupset) != 0 from groups where name = " . SqlQuote($groupname));
my $bit = FetchOneColumn();
if ($bit) {
return 1;
}
return 0;
}
sub GroupExists {
my ($groupname) = (@_);
ConnectToDatabase();
SendSQL("select count(*) from groups where name=" . SqlQuote($groupname));
my $count = FetchOneColumn();
return $count;
}
# Determines if the given bug_status string represents an "Opened" bug. This
# routine ought to be paramaterizable somehow, as people tend to introduce
# new states into Bugzilla.
sub IsOpenedState {
my ($state) = (@_);
if ($state =~ /^(NEW|REOPENED|ASSIGNED)$/ || $state eq $::unconfirmedstate) {
return 1;
}
return 0;
}
sub RemoveVotes {
my ($id, $who, $reason) = (@_);
ConnectToDatabase();
my $whopart = "";
if ($who) {
$whopart = " AND votes.who = $who";
}
SendSQL("SELECT profiles.login_name, votes.count " .
"FROM votes, profiles " .
"WHERE votes.bug_id = $id " .
"AND profiles.userid = votes.who" .
$whopart);
my @list;
while (MoreSQLData()) {
my ($name, $count) = (FetchSQLData());
push(@list, [$name, $count]);
}
if (0 < @list) {
foreach my $ref (@list) {
my ($name, $count) = (@$ref);
if (open(SENDMAIL, "|/usr/lib/sendmail -t")) {
my %substs;
$substs{"to"} = $name;
$substs{"bugid"} = $id;
$substs{"reason"} = $reason;
$substs{"count"} = $count;
my $msg = PerformSubsts(Param("voteremovedmail"),
\%substs);
print SENDMAIL $msg;
close SENDMAIL;
}
}
SendSQL("DELETE FROM votes WHERE bug_id = $id" . $whopart);
SendSQL("SELECT SUM(count) FROM votes WHERE bug_id = $id");
my $v = FetchOneColumn();
$v ||= 0;
SendSQL("UPDATE bugs SET votes = $v, delta_ts = delta_ts " .
"WHERE bug_id = $id");
}
}
sub Param {
my ($value) = (@_);
if (defined $::param{$value}) {
return $::param{$value};
}
# See if it is a dynamically-determined param (can't be changed by user).
if ($value eq "commandmenu") {
return GetCommandMenu();
}
if ($value eq "settingsmenu") {
return GetSettingsMenu();
}
# Um, maybe we haven't sourced in the params at all yet.
if (stat("data/params")) {
# Write down and restore the version # here. That way, we get around
# anyone who maliciously tries to tweak the version number by editing
# the params file. Not to mention that in 2.0, there was a bug that
# wrote the version number out to the params file...
my $v = $::param{'version'};
require "data/params";
$::param{'version'} = $v;
}
if (defined $::param{$value}) {
return $::param{$value};
}
# Well, that didn't help. Maybe it's a new param, and the user
# hasn't defined anything for it. Try and load a default value
# for it.
require "defparams.pl";
WriteParams();
if (defined $::param{$value}) {
return $::param{$value};
}
# We're pimped.
die "Can't find param named $value";
}
sub PerformSubsts {
my ($str, $substs) = (@_);
$str =~ s/%([a-z]*)%/(defined $substs->{$1} ? $substs->{$1} : Param($1))/eg;
return $str;
}
# Trim whitespace from front and back.
sub trim {
($_) = (@_);
s/^\s+//g;
s/\s+$//g;
return $_;
}
1;
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