# -*- coding: utf-8; mode: tcl; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- vim:fenc=utf-8:ft=tcl:et:sw=4:ts=4:sts=4
# portactivate.tcl
# $Id$
#
# Copyright (c) 2005, 2007, 2009-2011 The MacPorts Project
# Copyright (c) 2004 Robert Shaw <rshaw@opendarwin.org>
# Copyright (c) 2002 - 2003 Apple Inc.
# All rights reserved.
#
# Redistribution and use in source and binary forms, with or without
# modification, are permitted provided that the following conditions
# are met:
# 1. Redistributions of source code must retain the above copyright
#    notice, this list of conditions and the following disclaimer.
# 2. Redistributions in binary form must reproduce the above copyright
#    notice, this list of conditions and the following disclaimer in the
#    documentation and/or other materials provided with the distribution.
# 3. Neither the name of Apple Inc. nor the names of its contributors
#    may be used to endorse or promote products derived from this software
#    without specific prior written permission.
#
# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
# AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
# IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
# ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
# LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
# CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
# SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
# INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
# CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
# ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
# POSSIBILITY OF SUCH DAMAGE.
#

# the 'activate' target is provided by this package

package provide portactivate 1.0
package require portutil 1.0

set org.macports.activate [target_new org.macports.activate portactivate::activate_main]
target_runtype ${org.macports.activate} always
target_state ${org.macports.activate} no
target_provides ${org.macports.activate} activate
target_requires ${org.macports.activate} main archivefetch fetch checksum extract patch configure build destroot install
target_prerun ${org.macports.activate} portactivate::activate_start
target_postrun ${org.macports.activate} portactivate::activate_finish

namespace eval portactivate {
}

options activate.asroot
default activate.asroot no

proc portactivate::activate_start {args} {
    global prefix
    if {![file writable $prefix] || ([getuid] == 0 && [geteuid] != 0)} {
        # if install location is not writable, need root privileges
        elevateToRoot "activate"
    }
}

proc portactivate::activate_main {args} {
    global env subport version revision portvariants user_options PortInfo startupitem.autostart UI_PREFIX

    registry_activate $subport $version $revision $portvariants [array get user_options]

    # Display notes at the end of the activation phase.
    if {[info exists PortInfo(notes)] && $PortInfo(notes) ne {}} {
        ui_notice ""
        foreach note $PortInfo(notes) {
            # If env(COLUMNS) exists, limit each line's width to this width.
            if {[info exists env(COLUMNS)]} {
                set maxlen $env(COLUMNS)

                foreach line [split $note "\n"] {
                    set joiner ""
                    set lines ""
                    set newline ""

                    foreach word [split $line " "] {
                        if {[string length $newline] + [string length $word] >= $maxlen} {
                            lappend lines $newline
                            set newline ""
                            set joiner ""
                        }
                        append newline $joiner $word
                        set joiner " "
                    }
                    if {$newline ne {}} {
                        lappend lines $newline
                    }
                    ui_notice [join $lines "\n"]
                }
            } else {
                ui_notice $note
            }
        }
        ui_notice ""
    }

    return 0
}

proc portactivate::activate_finish {args} {
    global subport startupitem.autostart UI_PREFIX

    # Do this _after_ activate_main, because post-activate hooks might create
    # the files needed for this
    if {[tbool startupitem.autostart]} {
        ui_notice "$UI_PREFIX [format [msgcat::mc "Loading %s"] $subport]"
        if {[eval_targets "load"]} {
            ui_error [format [msgcat::mc "Failed to load %s"] $subport]
            return 1
        }
    }

    return 0
}