# et:ts=4
# portmpkg.tcl
# $Id$
#
# Copyright (c) 2005, 2007 - 2012 The MacPorts Project
# Copyright (c) 2002 - 2004 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.
#

package provide portmpkg 1.0
package require portutil 1.0

set org.macports.mpkg [target_new org.macports.mpkg portmpkg::mpkg_main]
target_runtype ${org.macports.mpkg} always
target_provides ${org.macports.mpkg} mpkg
target_requires ${org.macports.mpkg} pkg

namespace eval portmpkg {
}

# define options
options package.destpath package.flat

set_ui_prefix

proc portmpkg::mpkg_main {args} {
    global subport version revision os.major package.destpath package.flat UI_PREFIX

    if {!${package.flat} || ${os.major} < 10} {
        # Make sure the destination path exists.
        file mkdir ${package.destpath}
    }

    return [package_mpkg $subport $version $revision]
}

proc portmpkg::make_dependency_list {portname destination} {
    global variations prefix package.destpath package.flat
	set result {}
	if {[catch {set res [mport_lookup $portname]} error]} {
		global errorInfo
		ui_debug "$errorInfo"
		return -code error "port lookup failed: $error"
	}
	array set portinfo [lindex $res 1]

	if {[getuid] == 0 && [geteuid] != 0} {
		setegid 0; seteuid 0
		set deprivileged 1
	}

	set mport [mport_open $portinfo(porturl) [list prefix $prefix package.destpath ${destination} package.flat ${package.flat} subport $portinfo(name)] [array get variations]]

    if {[info exists deprivileged]} {
	    global macportsuser
		setegid [uname_to_gid "$macportsuser"]
		seteuid [name_to_uid "$macportsuser"]
	}

    unset portinfo
    array set portinfo [mport_info $mport]

    # get the union of depends_run and depends_lib
    set depends {}
    if {[info exists portinfo(depends_run)]} { eval "lappend depends $portinfo(depends_run)" }
    if {[info exists portinfo(depends_lib)]} { eval "lappend depends $portinfo(depends_lib)" }

    foreach depspec $depends {
        set dep [_get_dep_port $depspec]
        if {$dep != ""} {
            eval "lappend result [make_dependency_list $dep $destination]"
        }
    }

    lappend result [list $portinfo(name) $portinfo(version) $mport]
	return $result
}

proc portmpkg::make_one_package {portname portversion mport} {
	if {[getuid] == 0 && [geteuid] != 0} {
		setegid 0; seteuid 0
		set deprivileged 1
	}

    ui_debug "building dependency package: $portname"
    mport_exec $mport pkg
    mport_close $mport

	if {[info exists deprivileged]} {
	    global macportsuser
		setegid [uname_to_gid "$macportsuser"]
		seteuid [name_to_uid "$macportsuser"]
	}
}

proc portmpkg::package_mpkg {portname portversion portrevision} {
    global portdbpath os.major destpath workpath prefix porturl description package.destpath package.flat long_description homepage depends_run depends_lib

	set mpkgpath ${package.destpath}/${portname}-${portversion}.mpkg

    if {${package.flat} && ${os.major} >= 10} {
        set pkgpath ${package.destpath}/${portname}-${portversion}-component.pkg
        set packages_path ${workpath}/mpkg_packages
        set resources_path ${workpath}/mpkg_resources
    } else {
        set pkgpath ${package.destpath}/${portname}-${portversion}.pkg
	    set packages_path ${mpkgpath}/Contents/Packages
	    set resources_path ${mpkgpath}/Contents/Resources
	}
	system "mkdir -p -m 0755 ${packages_path}"
	system "mkdir -p -m 0755 ${resources_path}"

	set dependencies {}
	# get deplist
	set deps [make_dependency_list $portname $packages_path]
	set deps [lsort -unique $deps]
	foreach dep $deps {
		set name [lindex $dep 0]
		set vers [lindex $dep 1]
		set mport [lindex $dep 2]
		# don't re-package ourself
		if {$name != $portname} {
			make_one_package $name $vers $mport
			if {${package.flat} && ${os.major} >= 10} {
			    lappend dependencies org.macports.${name} ${name}-${vers}-component.pkg
			} else {
			    lappend dependencies ${name}-${vers}.pkg
			}
		}
	}
	if {${package.flat} && ${os.major} >= 10} {
	    lappend dependencies org.macports.${portname} ${portname}-${portversion}-component.pkg
	} else {
	    lappend dependencies ${portname}-${portversion}.pkg
	}

    # copy our own pkg into the mpkg
    system "cp -PR ${pkgpath} ${packages_path}"

    if {!${package.flat} || ${os.major} < 10} {
        portpkg::write_PkgInfo ${mpkgpath}/Contents/PkgInfo
        mpkg_write_info_plist ${mpkgpath}/Contents/Info.plist $portname $portversion $portrevision $prefix $dependencies
        portpkg::write_description_plist ${mpkgpath}/Contents/Resources/Description.plist $portname $portversion $description
        set resources_path ${mpkgpath}/Contents/Resources
    }
    # long_description, description, or homepage may not exist
    foreach variable {long_description description homepage} {
        if {![info exists $variable]} {
            set pkg_$variable ""
        } else {
            set pkg_$variable [set $variable]
        }
    }
    portpkg::write_welcome_html ${resources_path}/Welcome.html $portname $portversion $pkg_long_description $pkg_description $pkg_homepage
    file copy -force -- [getportresourcepath $porturl "port1.0/package/background.tiff"] ${resources_path}/background.tiff

    if {${package.flat} && ${os.major} >= 10} {
        write_distribution ${workpath}/Distribution $portname $dependencies
        set productbuild [findBinary productbuild]
        set cmdline "$productbuild --resources ${resources_path} --identifier org.macports.mpkg.${portname} --distribution ${workpath}/Distribution --package-path ${packages_path} ${mpkgpath}"
        ui_debug "Running command line: $cmdline"
        system $cmdline
    }

	return 0
}

proc portmpkg::write_distribution {dfile portname dependencies} {
    global macosx_deployment_target
    set portname [xml_escape $portname]
    set dfd [open $dfile w+]
    puts $dfd "<?xml version=\"1.0\" encoding=\"utf-8\"?>
<installer-gui-script minSpecVersion=\"1\">
    <title>${portname}</title>
    <options customize=\"never\"/>
    <allowed-os-versions><os-version min=\"${macosx_deployment_target}\"/></allowed-os-versions>
    <background file=\"background.tiff\" mime-type=\"image/tiff\" alignment=\"bottomleft\" scaling=\"none\"/>
    <welcome mime-type=\"text/html\" file=\"Welcome.html\"/>
    <choices-outline>
    <line choice=\"default\">
        <line choice=\"org.macports.mpkg.${portname}\"/>
    </line>
    </choices-outline>
    <choice id=\"default\"/>
    <choice id=\"org.macports.mpkg.${portname}\" visible=\"false\">
"
    foreach {identifier package} $dependencies {
        set id [xml_escape $identifier]
        set pkg [xml_escape $package]
        puts $dfd "        <pkg-ref id=\"${id}\"/>"
        lappend pkgrefs "<pkg-ref id=\"${id}\">${pkg}</pkg-ref>"
    }
    puts $dfd "    </choice>"
    foreach pkgref $pkgrefs {
        puts $dfd "    $pkgref"
    }
    puts $dfd "</installer-gui-script>"
    close $dfd
}

proc portmpkg::xml_escape {s} {
	regsub -all {&} $s {\&amp;} s
	regsub -all {<} $s {\&lt;} s
	regsub -all {>} $s {\&gt;} s
	return $s
}

proc portmpkg::mpkg_write_info_plist {infofile portname portversion portrevision destination dependencies} {
	set vers [split $portversion "."]
	
	if {[string index $destination end] != "/"} {
		append destination /
	}
	
	set depxml ""
	foreach dep $dependencies {
		set dep [xml_escape $dep]
		append depxml "<dict>
			<key>IFPkgFlagPackageLocation</key>
			<string>${dep}</string>
			<key>IFPkgFlagPackageSelection</key>
			<string>selected</string>
		</dict>
		"
	}

	set portname [xml_escape $portname]
	set portversion [xml_escape $portversion]
	set portrevision [xml_escape $portrevision]

	set infofd [open ${infofile} w+]
	puts $infofd {<?xml version="1.0" encoding="UTF-8"?>
<!DOCTYPE plist PUBLIC "-//Apple//DTD PLIST 1.0//EN" "http://www.apple.com/DTDs/PropertyList-1.0.dtd">
<plist version="1.0">
}
	puts $infofd "<dict>
	<key>CFBundleGetInfoString</key>
	<string>${portname} ${portversion}</string>
	<key>CFBundleIdentifier</key>
	<string>org.macports.mpkg.${portname}</string>
	<key>CFBundleName</key>
	<string>${portname}</string>
	<key>CFBundleShortVersionString</key>
	<string>${portversion}</string>
	<key>IFMajorVersion</key>
	<integer>${portrevision}</integer>
	<key>IFMinorVersion</key>
	<integer>0</integer>
	<key>IFPkgFlagComponentDirectory</key>
	<string>./Contents/Packages</string>
	<key>IFPkgFlagPackageList</key>
	<array>
		${depxml}</array>
	<key>IFPkgFormatVersion</key>
	<real>0.10000000149011612</real>
</dict>
</plist>"
	close $infofd
}