#!/bin/bash

#

# cli_commitRepoChanges.sh -- This function looks for revision changes

# inside absolute path passed as action value and ask you to commit

# them up to central repository. Use this function before or after

# whatever function that makes changes to files inside the working

# copy. It is better to commit small changes than long ones.

#

# Copyright (C) 2009-2011 Alain Reguera Delgado

# 

# This program is free software; you can redistribute it and/or

# modify it under the terms of the GNU General Public License as

# published by the Free Software Foundation; either version 2 of the

# License, or (at your option) any later version.

# 

# This program is distributed in the hope that it will be useful, but

# WITHOUT ANY WARRANTY; without even the implied warranty of

# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU

# General Public License for more details.

#

# You should have received a copy of the GNU General Public License

# along with this program; if not, write to the Free Software

# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307

# USA.

# 

# ----------------------------------------------------------------------

# $Id$

# ----------------------------------------------------------------------

function cli_commitRepoChanges {

    # Verify don't commit changes flag.

    if [[ $FLAG_DONT_COMMIT_CHANGES == 'true' ]];then

        return

    fi

    local -a FILES

    local -a INFO

    local -a FILESNUM

    local COUNT=0

    local UPDATEOUT=''

    local PREDICATE=''

    local LOCALFILES=''

    local CHNGDIRECTION=''

    local CHNGTOTAL=0

    local LOCATIONS=''

    # Define location. If function arguments are provided to

    # cli_commitRepoChanges assume them as path location to work with.

    # Function arguments can contain more than one path enclosed by

    # quotation mark. In that case all paths are used as location to

    # work with.  If function arguments are not provided, the

    # ACTIONVAL variable default value is used instead.

    if [[ "$@" != '' ]];then

        LOCATIONS="$@"

    else

        LOCATIONS="$ACTIONVAL"

    fi

    # Verify locations. The location value may point to the working

    # copy in the workstation, or to a URL in the central repository.

    # The cli_commitRepoChanges function performs actions over working

    # copy files only. So, we need to exclude all URL from location

    # inside this function. Whatever action you perform over URL will

    # take place immediatly through direct commit.

    LOCATIONS=$(echo -e "$LOCATIONS" | sed -r "s! +!\n!g" \

        | egrep '^/home/centos/artwork/(trunk|branches|tags)/.+$')

    # Outout separator line.

    cli_printMessage '-' 'AsSeparatorLine'

    # Update working copy.

    cli_printMessage "`gettext "Bringing changes from the repository into the working copy"`" 'AsResponseLine'

    UPDATEOUT=$(svn update ${LOCATIONS})

    # Check working copy.

    cli_printMessage "`gettext "Checking changes in the working copy"`" 'AsResponseLine'

    STATUSOUT=$(svn status ${LOCATIONS})

    # Outout separator line.

    cli_printMessage '-' 'AsSeparatorLine'

    # Define path of files considered recent modifications from

    # central repository to working copy.

    FILES[0]=$(echo "$UPDATEOUT" | egrep "^A.+$(cli_getRepoTLDir "${LOCATIONS}").+$" | sed -r "s,^.+($(cli_getRepoTLDir "${LOCATIONS}").+)$,\1,")

    FILES[1]=$(echo "$UPDATEOUT" | egrep "^D.+$(cli_getRepoTLDir "${LOCATIONS}").+$" | sed -r "s,^.+($(cli_getRepoTLDir "${LOCATIONS}").+)$,\1,")

    FILES[2]=$(echo "$UPDATEOUT" | egrep "^U.+$(cli_getRepoTLDir "${LOCATIONS}").+$" | sed -r "s,^.+($(cli_getRepoTLDir "${LOCATIONS}").+)$,\1,")

    FILES[3]=$(echo "$UPDATEOUT" | egrep "^C.+$(cli_getRepoTLDir "${LOCATIONS}").+$" | sed -r "s,^.+($(cli_getRepoTLDir "${LOCATIONS}").+)$,\1,")

    FILES[4]=$(echo "$UPDATEOUT" | egrep "^G.+$(cli_getRepoTLDir "${LOCATIONS}").+$" | sed -r "s,^.+($(cli_getRepoTLDir "${LOCATIONS}").+)$,\1,")

    # Define path fo files considered recent modifications from

    # working copy up to central repository.

    FILES[5]=$(echo "$STATUSOUT" | egrep "^M.+$(cli_getRepoTLDir "${LOCATIONS}").+$" | sed -r "s,^.+($(cli_getRepoTLDir "${LOCATIONS}").+)$,\1,")

    FILES[6]=$(echo "$STATUSOUT" | egrep "^\?.+$(cli_getRepoTLDir "${LOCATIONS}").+$" | sed -r "s,^.+($(cli_getRepoTLDir "${LOCATIONS}").+)$,\1,")

    FILES[7]=$(echo "$STATUSOUT" | egrep "^D.+$(cli_getRepoTLDir "${LOCATIONS}").+$" | sed -r "s,^.+($(cli_getRepoTLDir "${LOCATIONS}").+)$,\1,")

    FILES[8]=$(echo "$STATUSOUT" | egrep "^A.+$(cli_getRepoTLDir "${LOCATIONS}").+$" | sed -r "s,^.+($(cli_getRepoTLDir "${LOCATIONS}").+)$,\1,")

    # Define description of files considered recent modifications from

    # central repository to working copy.

    INFO[0]="`gettext "Added"`"

    INFO[1]="`gettext "Deleted"`"

    INFO[2]="`gettext "Updated"`"

    INFO[3]="`gettext "Conflicted"`"

    INFO[4]="`gettext "Merged"`"

    # Define description of files considered recent modifications from

    # working copy up to central repository.

    INFO[5]="`gettext "Modified"`"

    INFO[6]="`gettext "Unversioned"`"

    INFO[7]=${INFO[1]}

    INFO[8]=${INFO[0]}

    while [[ $COUNT -ne ${#FILES[*]} ]];do

        # Get total number of files. Avoid counting empty line.

        if [[ "${FILES[$COUNT]}" == '' ]];then

            FILESNUM[$COUNT]=0

        else

            FILESNUM[$COUNT]=$(echo "${FILES[$COUNT]}" | wc -l)

        fi

        # Calculate total amount of changes.

        CHNGTOTAL=$(($CHNGTOTAL + ${FILESNUM[$COUNT]}))

        # Build report predicate. Use report predicate to show any

        # information specific to the number of files found. For

        # example, you can use this section to show warning messages,

        # notes, and so on. By default we use the word `file' or

        # `files' at ngettext's consideration followed by change

        # direction.

        if [[ ${FILESNUM[$COUNT]} -lt 1 ]];then

            PREDICATE[$COUNT]=`gettext "file"`

        else

            PREDICATE[$COUNT]=`ngettext "file" "files" ${FILESNUM[$COUNT]}`

        fi

        # Redefine report predicate to add direction of changes.

        if [[ $COUNT -le 4 ]]; then

            # Consider recent modifications from central repository

            # down to working copy.

            CHNGDIRECTION="`gettext "from the repository."`"

        elif [[ $COUNT -gt 4 ]];then

            # Consider recent modifications from working copy up to

            # central repository.

            CHNGDIRECTION="`gettext "from the working copy."`"

        fi

        # Redefine report predicate using change direction.

        PREDICATE[$COUNT]="${PREDICATE[$COUNT]} ${CHNGDIRECTION}"

        # Output report line.

        cli_printMessage "${INFO[$COUNT]}: ${FILESNUM[$COUNT]} ${PREDICATE[$COUNT]}" 'AsRegularLine'

        # Increase counter.

        COUNT=$(($COUNT + 1))

    done

    # Outout separator line.

    cli_printMessage '-' 'AsSeparatorLine'

    # Check total amount of changes. If there is no change, there is

    # nothing more to do here except to return flow control to this

    # function caller.

    if [[ $CHNGTOTAL -eq 0 ]];then

       return 0 

    fi

    # In case new unversioned files exist, ask user to add them into

    # the repository. This may happen when new documentation entries

    # are created.

    if [[ ${FILESNUM[6]} -gt 0 ]];then

        cli_printMessage "`ngettext "The following file is unversioned" \

            "The following files are unversioned" ${FILESNUM[6]}`:"

        for FILE in ${FILES[6]};do

            cli_printMessage $FILE 'AsResponseLine'

        done

        cli_printMessage "`ngettext "Do you want to add it now?" \

            "Do you want to add them now?" ${FILESNUM[6]}`" 'AsYesOrNoRequestLine'

        svn add ${FILES[6]} --quiet

    fi

    # Reset counter.

    COUNT=0

    # Unify local changes into a common variable so common actions can

    # be applied to them.

    while [[ $COUNT -ne ${#FILES[*]} ]];do

        LOCALFILES="$LOCALFILES ${FILES[$COUNT]}"

        COUNT=$(($COUNT + 1 ))

    done

    # Check list of changed files. If there are changes in the working

    # copy, ask the user to verify, and later, commit them up to

    # central repository.

    if [[ $LOCALFILES != '' ]];then

        # Verify changes.

        cli_printMessage "`gettext "Do you want to see changes now?"`" "AsYesOrNoRequestLine"

        svn diff $LOCALFILES | less

        # Commit changes.

        cli_printMessage "`gettext "Do you want to commit changes now?"`" "AsYesOrNoRequestLine"

        svn commit $LOCALFILES

    fi

}