-#!/usr/bonsaitools/bin/perl -w
+#!/usr/bonsaitools/bin/perl -wT
# -*- Mode: perl; indent-tabs-mode: nil -*-
#
# The contents of this file are subject to the Mozilla Public
# Rights Reserved.
#
# Contributor(s): Terry Weissman <terry@mozilla.org>
+# Andreas Franke <afranke@mathweb.org>
+# Christian Reis <kiko@async.com.br>
use diagnostics;
use strict;
+use lib qw(.);
require "CGI.pl";
# Shut up misguided -w warnings about "used only once":
######################################################################
# Make sure the bug ID is a positive integer representing an existing
-# bug that the user is authorized to access.
+# bug that the user is authorized to access
ValidateBugID($::FORM{'id'});
+my $id = $::FORM{'id'};
+my $hide_resolved = $::FORM{'hide_resolved'} || 0;
+my $maxdepth = $::FORM{'maxdepth'} || 0;
+
+if ($maxdepth !~ /^\d+$/) { $maxdepth = 0 };
+if ($hide_resolved !~ /^\d+$/ || $hide_resolved != 1) { $hide_resolved = 0 };
+
######################################################################
# End Data/Security Validation
######################################################################
-my $id = $::FORM{'id'};
-my $linkedid = qq{<a href="show_bug.cgi?id=$id">$id</a>};
-
-print "Content-type: text/html\n\n";
-PutHeader("Dependency tree", "Dependency tree", "Bug $linkedid");
+#
+# Globals
+# A hash to count visited bugs, and also to avoid processing repeated bugs
my %seen;
+# HTML output generated in the parse of the dependency tree. This is a
+# global only to avoid excessive complication in the recursion invocation
+my $html;
+
+# Saves the largest of the two actual depths of the trees
+my $realdepth = 0;
+
+# The scriptname for use as FORM ACTION.
+my $scriptname = $::ENV{'SCRIPT_NAME'}; # showdependencytree.cgi
+
+#
+# Functions
+
+# DumpKids recurses through the bug hierarchy starting at bug i, and
+# appends the bug information found to the html global variable. The
+# parameters are not straightforward, so look at the examples.
+#
+# DumpKids(i, target [, depth])
+#
+# Params
+# i: The bug id to analyze
+# target: The type we are looking for; either "blocked" or "dependson"
+# Optional
+# depth: The current dependency depth we are analyzing, used during
+# recursion
+# Globals Modified
+# html: Bug descriptions are appended here
+# realdepth: We set the maximum depth of recursion reached
+# seen: We store the bugs analyzed so far
+# Globals Referenced
+# maxdepth
+# hide_resolved
+#
+# Examples:
+# DumpKids(163, "blocked");
+# will look for bugs that depend on bug 163
+# DumpKids(163, "dependson");
+# will look for bugs on which bug 163 depends
+
sub DumpKids {
- my ($i, $me, $target) = (@_);
- if (exists $seen{$i}) {
- return;
- }
+ my ($i, $target, $depth) = (@_);
+ my $bgcolor = "#d9d9d9";
+ my $fgcolor = "#000000";
+ my $me;
+ if (! defined $depth) { $depth = 1; }
+ if (exists $seen{$i}) { return; }
$seen{$i} = 1;
- SendSQL("select $target from dependencies where $me = $i order by $target");
+ if ($target eq "blocked") {
+ $me = "dependson";
+ } else {
+ $me = "blocked";
+ }
+ SendSQL("select $target from dependencies where $me=$i order by $target");
my @list;
while (MoreSQLData()) {
push(@list, FetchOneColumn());
}
if (@list) {
- print "<ul>\n";
+ my $list_started = 0;
foreach my $kid (@list) {
my ($bugid, $stat, $milestone) = ("", "", "");
my ($userid, $short_desc) = ("", "");
($bugid, $stat, $userid, $short_desc) = (FetchSQLData());
}
- if (!defined $bugid) {
- next;
- }
- my $opened = ($stat eq "NEW" || $stat eq "ASSIGNED" ||
- $stat eq "REOPENED");
- print "<li>";
- if (!$opened) {
- print "<strike>";
- }
- $short_desc = html_quote($short_desc);
- SendSQL("select login_name from profiles where userid = $userid");
- my ($owner) = (FetchSQLData());
- if ( (Param('usetargetmilestone')) && ($milestone) ) {
- print qq{<a href="show_bug.cgi?id=$kid">$kid [$milestone, $owner] - $short_desc</a>};
- } else {
- print qq{<a href="show_bug.cgi?id=$kid">$kid [$owner] - $short_desc</a>};
- }
- if (!$opened) {
- print "</strike>";
- }
- DumpKids($kid, $me, $target);
+ if (! defined $bugid) { next; }
+ my $opened = IsOpenedState($stat);
+ if ($hide_resolved && ! $opened) { next; }
+
+ # If we specify a maximum depth, we hide the output when
+ # that depth has occured, but continue recursing so we know
+ # the real maximum depth of the tree.
+ if (! $maxdepth || $depth <= $maxdepth) {
+ if (! $list_started) { $html .= "<ul>"; $list_started = 1 }
+ $html .= "<li>";
+ if (! $opened) {
+ $html .= qq|<strike><span style="color: $fgcolor; background-color: $bgcolor;">
+ |;
+ }
+ $short_desc = html_quote($short_desc);
+ SendSQL("select login_name from profiles where userid = $userid");
+ my ($owner) = (FetchSQLData());
+ if ((Param('usetargetmilestone')) && ($milestone)) {
+ $html .= qq|
+ <a href="show_bug.cgi?id=$kid">$kid [$milestone, $owner]
+ - $short_desc.</a>
+ |;
+ } else {
+ $html .= qq|
+ <a href="show_bug.cgi?id=$kid">$kid [$owner] -
+ $short_desc.</a>\n|;
+ }
+ if (! $opened) { $html .= "</span></strike>"; }
+ } # End hideable output
+
+ # Store the maximum depth so far
+ $realdepth = $realdepth < $depth ? $depth : $realdepth;
+ DumpKids($kid, $target, $depth + 1);
}
- print "</ul>\n";
+ if ($list_started) { $html .= "</ul>"; }
}
}
-print "<h1>Bugs that bug $linkedid depends on</h1>";
-DumpKids($id, "blocked", "dependson");
-print "<h1>Bugs that depend on bug $linkedid</h1>";
-undef %seen;
-DumpKids($id, "dependson", "blocked");
+# makeTreeHTML calls DumpKids and generates the HTML output for a
+# dependency/blocker section.
+#
+# makeTreeHTML(i, linked_id, target);
+#
+# Params
+# i: Bug id
+# linked_id: Linkified bug_id used to linkify the bug
+# target: The type we are looking for; either "blocked" or "dependson"
+# Globals modified
+# html [Also modified in our call to DumpKids]
+# Globals referenced
+# seen [Also modified by DumpKids]
+# maxdepth
+# realdepth
+#
+# Example:
+# $depend_html = makeTreeHTML(83058, <A HREF="...">83058</A>, "dependson");
+# Will generate HTML for bugs that depend on bug 83058
+
+sub makeTreeHTML {
+ my ($i, $linked_id, $target) = @_;
+
+ # Clean up globals for this run
+ $html = "";
+ %seen = ();
+
+ DumpKids($i, $target);
+ my $tmphtml = $html;
+
+ # Output correct heading
+ $html = "<h3>Bugs that bug $linked_id ".($target eq "blocked" ?
+ "blocks" : "depends on");
+
+ # Provide feedback for omitted bugs
+ if ($maxdepth || $hide_resolved) {
+ $html .= " <small><b>(Only ";
+ if ($hide_resolved) { $html .= "open "; }
+ $html .= "bugs ";
+ if ($maxdepth) { $html .= "whose depth is less than $maxdepth "; }
+ $html .= "will be shown)</b></small>";
+ }
+
+ $html .= "</h3>";
+ $html .= $tmphtml;
+ # If no bugs were found, say so
+ if ((scalar keys %seen) < 2) {
+ $html .= " None<p>\n";
+ }
+
+ return $html;
+}
+
+# Draw the actual form controls that make up the hide/show resolved and
+# depth control toolbar.
+#
+# drawDepForm()
+#
+# Params
+# none
+# Globals modified
+# none
+# Globals referenced
+# hide_resolved
+# maxdepth
+# realdepth
+
+sub drawDepForm {
+ my $bgcolor = "#d0d0d0";
+ my ($hide_msg, $hide_input);
+
+ # Set the text and action for the hide resolved button.
+ if ($hide_resolved) {
+ $hide_input = '<input type="hidden" name="hide_resolved" value="0">';
+ $hide_msg = "Show Resolved";
+ } else {
+ $hide_input = '<input type="hidden" name="hide_resolved" value="1">';
+ $hide_msg = "Hide Resolved";
+ }
+
+ print qq|
+ <table cellpadding="3" border="0" cellspacing="0">
+ <tr>
+
+ <!-- Hide/show resolved button
+ Swaps text depending on the state of hide_resolved -->
+ <td bgcolor="$bgcolor" align="center">
+ <form method="get" action="$scriptname"
+ style="display: inline; margin: 0px;">
+ <input name="id" type="hidden" value="$id">
+ | . ( $maxdepth ?
+ qq|<input name="maxdepth" type="hidden" value="$maxdepth">|
+ : "" ) . qq|
+ $hide_input
+ <input type="submit" value="$hide_msg">
+
+ </form>
+ </td>
+ <td bgcolor="$bgcolor">
+
+ <!-- depth section -->
+ Depth:
+
+ </td>
+ <td bgcolor="$bgcolor">
+ <form method="get" action="$scriptname"
+ style="display: inline; margin: 0px;">
+
+ <!-- Unlimited button -->
+ <input name="id" type="hidden" value="$id">
+ <input name="hide_resolved" type="hidden" value="$hide_resolved">
+ <input type="submit" value=" Unlimited ">
+
+ </form>
+ </td>
+ <td bgcolor="$bgcolor">
+
+ Limit to:
+
+ </td>
+ <td bgcolor="$bgcolor">
+ <form method="get" action="$scriptname"
+ style="display: inline; margin: 0px;">
+
+ <!-- Limit entry form: the button can't do anything when total depth
+ is less than two, so disable it -->
+ <input name="maxdepth" size="4" maxlength="4" value="|
+ . ( $maxdepth > 0 ? $maxdepth : "" ) . qq|">
+ <input name="id" type="hidden" value="$id">
+ <input name="hide_resolved" type="hidden"
+ value="$hide_resolved">
+ <input type="submit" value="Change" |
+ . ( $realdepth < 2 ? "disabled" : "" ) . qq|>
+
+ </form>
+ </td>
+ <td bgcolor="$bgcolor">
+ <form method="get" action="$scriptname"
+ style="display: inline; margin: 0px;">
+
+ <!-- Minus one (-1) form
+ Allow subtracting only when realdepth and maxdepth > 1 -->
+ <input name="id" type="hidden" value="$id">
+ <input name="maxdepth" type="hidden" value="|
+ . ( $maxdepth == 1 ? 1 : ( $maxdepth ?
+ $maxdepth-1 : $realdepth-1 ) ) . qq|">
+ <input name="hide_resolved" type="hidden" value="$hide_resolved">
+ <input type="submit" value=" -1 " |
+ . ( $realdepth < 2 || ( $maxdepth && $maxdepth < 2 ) ?
+ "disabled" : "" ) . qq|>
+
+ </form>
+ </td>
+ <td bgcolor="$bgcolor">
+ <form method="get" action="$scriptname"
+ style="display: inline; margin: 0px;">
+
+ <!-- plus one form +1
+ Disable button if total depth < 2, or if depth set to unlimited -->
+ <input name="id" type="hidden" value="$id">
+ | . ( $maxdepth ? qq|
+ <input name="maxdepth" type="hidden" value="|.($maxdepth+1).qq|">| : "" )
+ . qq|
+ <input name="hide_resolved" type="hidden" value="$hide_resolved">
+ <input type="submit" value=" +1 " |
+ . ( $realdepth < 2 || ! $maxdepth || $maxdepth >= $realdepth ?
+ "disabled" : "" ) . qq|>
+
+ </form>
+ </td>
+ <td bgcolor="$bgcolor">
+ <form method="get" action="$scriptname"
+ style="display: inline; margin: 0px;">
+
+ <!-- set to one form -->
+ <input type="submit" value="Set to 1" |
+ . ( $realdepth < 2 || $maxdepth == 1 ? "disabled" : "" ) . qq|>
+ <input name="id" type="hidden" value="$id">
+ <input name="maxdepth" type="hidden" value="1">
+ <input name="hide_resolved" type="hidden" value="$hide_resolved">
+ </form>
+ </td>
+ </tr></table>
+ |;
+}
+
+######################################################################
+# Main Section
+######################################################################
+
+my $linked_id = qq|<a href="show_bug.cgi?id=$id">$id</a>|;
+
+# Start the tree walk and save results. The tree walk generates HTML but
+# needs to be called before the page output starts so we have the
+# realdepth, which is necessary for generating the control toolbar.
+
+# Get bugs we depend on
+my $depend_html = makeTreeHTML($id, $linked_id, "dependson");
+
+my $tmpdepth = $realdepth;
+$realdepth = 0;
+
+# Get bugs we block
+my $block_html = makeTreeHTML($id, $linked_id, "blocked");
+
+# Select maximum depth found for use in the toolbar
+$realdepth = $realdepth < $tmpdepth ? $tmpdepth : $realdepth;
+
+#
+# Actual page output happens here
+
+print "Content-type: text/html\n\n";
+PutHeader("Dependency tree for Bug $id", "Dependency tree for Bug $linked_id");
+drawDepForm();
+print $depend_html;
+print $block_html;
+drawDepForm();
PutFooter();
projects / thirdparty / bugzilla.git / commitdiff
