Program now executes on a track by track basis, rather than image id by image id basis

Added support for track  selection/exclusion.
Rewrote code

src/clean_target

@@ -1,18 +1,27 @@
 #!/bin/bash
 
-###
-# Cleans target of all FLAC files that are owned by IMAGEID that exist in TARGET directory 
-###
+# doc clean_target {
+#
+# DESCRIPTION
+#   clean_target - Cleans target of IMAGEID
+#
+# USAGE
+#   clean_target </path/to/target> <IMAGEID> </path/to/db/file>
+#
+# }
 
 clean_target() {
     local TARGET="${1}"
     local IMAGEID="${2}"
-    local MANIFEST="${3}"
+    local DB_FILE="${3}"
 
-    for old_file in $(grep ${IMAGEID} ${MANIFEST} | cut -d'=' -f1); do
-        rm ${TARGET}/${old_file}
+    rownoList=($(_cfg query '$2=='${IMAGEID} ${DB_FILE}))
+
+    for rowno in ${rownoList[@]}; do
+        FILE_PATH=$(_cfg print TARGET_PATH ${rowno} ${DB_FILE})
+        rm "${TARGET}/${FILE_PATH}"
+        _cfg drop row ${rowno}
     done
-    sed -i "/${IMAGEID}/d" ${MANIFEST}
     find ${TARGET}/* -empty -type d -delete >/dev/null 2>&1
 }
 

src/cmd_select

@@ -0,0 +1,38 @@
+#!/bin/bash
+
+# doc cmd_select {
+#
+# DESCRIPTION
+#   cmd_select - Command selects all IMAGEID that matches the CONDITION
+#
+# USAGE
+#   cmd_select </path/to/git/dir> </path/to/db/file> <BOULEAN> <condition> [<...>]
+#
+# CONDITIONS
+#   CONDITIONS are defined using the following format:
+#       <metadata field>=<value>
+#   The metadata field can be anything that can be injected as metadata in a Vorbis or id3tag. 
+#
+# }
+
+cmd_select() {
+    local GIT_DIR="${1}"
+    local DB_FILE="${2}"
+    local SELECTED="${3}"; shift 3
+    local conditionList=(${@})
+
+    for condition in ${conditionList[@]}; do
+        local FIELD="$(echo ${condition} | cut -d'=' -f1)"
+        local VALUE="$(echo ${condition} | cut -d'=' -f2)"
+        local imageidList=($(sed 's/\(.*\)\..*/\1/' <<< $(grep -i -l '"'${FIELD}'" : "'${VALUE}'"' ${GIT_DIR}/*.tags)))
+        
+        for imageid in ${imageidList[@]}; do
+            local rowList=($(_cfg query '$3="'${imageid}'"' ${DB_FILE}))
+
+            for rowno in ${rowList[@]}; do
+                _cfg change SELECTED ${rowno} ${SELECTED} ${DB_FILE}
+            done
+        done
+    done
+}
+

src/deploy

@@ -0,0 +1,88 @@
+#!/bin/bash
+
+# doc deploy {
+# 
+# DESCRIPTION
+#   deploy - Deploys IMAGEID to TARGET and then updates DB file.
+# 
+# USAGE
+#   deploy </path/to/git/dir> </path/to/target> <path/to/db/file> <imageid>
+#
+
+
+deploy() {
+    local GIT_DIR="${1}"
+    local TARGET="${2}"
+    local DB_FILE="${TARGET}/${3}"
+    local IMAGEID="${4}"
+
+    
+    
+    ## targetmetaList, targetpathList, deployedpathList, deployedmetaList generators
+    # targetmetaList and targetpathList are used to define both the metadata, and path 
+    # of split files. deployedpathList and deployedmetaList are used later to determine
+    # if a change occured in the targetpath and targetmeta, if the IMAGEID has already been
+    # deployed.
+    
+    # Defines the TARGET and DEPLOYED total tracks.
+    local TOTALTRACKS="$(grep -e TITLE "${GITDIR}/${IMAGEID}.tags" | wc -l)"
+    local TARGET_TOTALTRACKS="$(grep -e TITLE "${GITDIR}/${IMAGEID}.tags"  | wc -l)"
+    local DEPLOYED_TOTALTRACKS="$(grep -e ${IMAGEID} "${DB_FILE}" | wc -l)"
+    # Current working track variable
+    local COUNT=1
+    while [[ ${COUNT} -le ${TARGET_TOTALTRACKS} ]]; do
+        local targetmetaList[${COUNT}]="$(print_target_meta ${IMAGEID}.tags ${COUNT})"
+        local targetpathList[${COUNT}]="${TARGET}/$(print_target_path ${targetmetaList[${COUNT}]})"
+        local deployedpathList[${COUNT}]="${TARGET}/$(print_deployed_path ${IMAGEID} ${COUNT} ${DB_FILE})"
+        local deployedmetaList[${COUNT}]="$(print_deployed_meta ${deployedpathList[${COUNT}]})"
+        # Bumps up working track number
+        local COUNT=$(( ${COUNT} + 1 ))
+    done
+
+    # Checks is there's a discrepancy between what has been deployed and what is targetted to be deployed.
+    # This can be caused by an unclean deployment, or a change in the cue files. In this case, the clean_target
+    # function will be used to clean the target of the unclean imageid, and then normal deployment will occur.
+    if [[ ${TARGET_TOTALTRACKS} -ne ${DEPLOYED_TOTALTRACKS} ]] && [[ ${DEPLOYED_TOTALTRACKS} -ne 0 ]]; then
+        clean_target ${TARGET} ${IMAGEID} ${DB_FILE}
+    fi
+    
+    if [[ -z "${deployedpathList[@]}" ]]; then   
+        ## FLAC Splitter
+        # Splits the provided IMAGEID's FLAC file into multiple tracks using the provided CUE file.
+        # A hack is sort of applies here by populating the deployedpathList with the output files of split_flac.
+        split_flac "${GITDIR}" "${IMAGEID}"
+        local COUNT=1
+        while ${COUNT} -le ${TARGET_TOTALTRACKS}; do
+            local deployedpathList[${COUNT}]="${GITDIR}/$(printf 'split-track%02d.flac' ${COUNT})"
+            local deployedmetaList[${COUNT}]=""
+            local COUNT=$(( ${COUNT} + 1 ))
+        done
+    fi
+    
+    ## Metadata application 
+    # Applies metadata to flac files that are either newly generated by split_flac to already deployed files that require it.
+    local COUNT=1
+    while [[ ${COUNT} -le ${TARGET_TOTALTRACKS} ]]; do
+        # If ${targetmetaList[${COUNT}]} in ${deployedmetaList[${COUNT}]} are not equal, it means that either the already deployed
+        # flac file needs metadata updating, or a newly generated split flac needs metadata application
+        if [[ "${targetmetaList[${COUNT}]}" != "${deployedmetaList[${COUNT}]}" ]]; then
+            [[ ! -z "${deployedmetaList[${COUNT}]}" ]] && metaflac --remove-all ${deployedpathList[${COUNT}]}
+            awk 'BEGIN {RS=";"}{print $0}' <<< ${targetmetaList[${COUNT}]} | head -n -1 | metaflac --import-tags-from=- --import-picture-from="${IMAGEID}.jpg" ${deployedpathList[${COUNT}]}
+        fi
+        local COUNT=$(( ${COUNT} + 1 ))
+    done
+
+    ## Track deployment
+    # Deploys files to appropriate targetpath, of course only if necessary.
+    local COUNT=1 
+    while [[ ${COUNT} -le ${TARGET_TOTALTRACKS} ]]; do
+        if [[ "${targetpathList[${COUNT}]}" != "${deployedpathList[${COUNT}]}" ]]; then
+            mkdir -p "$(dirname "${targetpathList[${COUNT}]}")"
+            mv "${deployedpathList[${COUNT}]}" "${targetpathList[${COUNT}]}"
+            local ROW_NO=$(_cfg query '$2=='${IMAGEID}' && $3=='${COUNT}'' ${DB_FILE})
+            _cfg drop row ${ROW_NO} ${DB_FILE}
+            _cfg insert row "true" ${IMAGEID} ${COUNT} "${targetpathList[${COUNT}]}" ${DB_FILE}
+        fi
+        local COUNT=$(( ${COUNT} + 1 ))
+    done
+}

src/deploy_gen

@@ -0,0 +1,35 @@
+#!/bin/bash
+
+# doc deploy_gen {
+# 
+# DESCRIPTION
+#   deploy_gen - Splits specified image into multiple files using a text file 
+#   formatted under the CUE specification
+#
+# USAGE
+#   deploy_gen </path/to/git/dir> </path/to/db_file> <image-id> <track-id>
+# }
+
+deploy_gen() {
+    local GITDIR="${1}"
+    local DB_FILE="${2}"
+    local IMAGEID="${3}"
+    local TRACKID="${4}"
+    local TRACKNO=$(print_track_no ${DB_FILE} ${IMAGEID} ${TRACKID})
+
+    ## breakpointList generator
+    # Generates list with cuebreakpoints utility
+    local breakpointList=($(cuebreakpoints "${GITDIR}/${IMAGEID}.cue" 2>/dev/null))
+
+    # In the event that breakpointList is empty because image represents only one track, 
+    # no split occurs, and returns a 0.
+    [[ -z "${breakpointList[@]}" ]] && { cat "${GITDIR}/${IMAGEID}.flac" > ${GITDIR}/${TRACKID}.flac; return 0; }
+    
+    # Attempts first split. If fails because of lack of CD quality file, retries with modified breakpointList
+    if ! printf '%s\n' ${breakpointList[@]} | shntool split "${GITDIR}/${IMAGEID}.flac" -o flac -O always -x ${TRACKNO} -d "${GITDIR}" -f ${TRACKID}.flac; then 
+        printf '%s\n' ${breakpointList[@]} | sed s/$/0/ | shntool split "${GITDIR}/${IMAGEID}.flac" -o flac -O always -x ${TRACKNO} -d "${GITDIR}" -f ${TRACKID}.flac
+        [[ $? -eq 0 ]] && return 2 || return 1
+    fi
+    return 0
+}
+    

src/deploy_imageid

@@ -1,60 +0,0 @@
-#!/bin/bash
-
-###
-# Deploys IMAGEID to TARGET and then updates MANIFEST file
-##
-
-
-deploy_imageid() {
-    local IMAGEID="${1}"
-    local TARGET="${2}"
-    local MANIFEST="${3}"
-    local TOTALTRACKS="$(grep -e TITLE ${IMAGEID}.tags | wc -l)"
-
-    if [[ ! -e "${IMAGEID}.flac" ]]; then
-        _msg EXEC "Downloading data for ${IMAGEID}"
-        git annex get ${IMAGEID}.* >${STDERR} 2>&1
-        [[ $? -ne 0 ]] && _msg WARN || _msg OK
-        local DELETE=true
-    fi
-
-    _msg EXEC "Generating data for ${IMAGEID}"
-    gen_flac ${IMAGEID}.flac ${IMAGEID}.cue >${STDERR} 2>&1
-    local EXIT_CODE=$?
-    [[ ${EXIT_CODE} -eq 0 ]] && _msg OK || _msg WARN
-
-    _msg EXEC "Parsing metadata for ${IMAGEID}"
-    local COUNT=1
-    while [[ ${COUNT} -le ${TOTALTRACKS} ]]; do
-        metaList[${COUNT}]="$(gen_meta ${IMAGEID}.tags ${COUNT})"
-        local COUNT=$(( ${COUNT} + 1 ))
-    done
-    _msg OK
-
-    _msg EXEC "Applying metadata for ${IMAGEID}"
-    local COUNT=1
-    while [[ ${COUNT} -le ${TOTALTRACKS} ]]; do
-        awk 'BEGIN {RS=";"}{print $0}' <<< ${metaList[${COUNT}]} | head -n -1 | metaflac --import-tags-from=- --import-picture-from="${IMAGEID}.jpg" $(printf 'split-track%02d.flac' ${COUNT})
-        [[ $? -ne 0 ]] && local GEN_META_ERR=true
-        local COUNT=$(( ${COUNT} + 1 ))
-    done
-    [[ ${GEN_META_ERR} ]] && _msg WARN || _msg OK
-
-    _msg EXEC "Deploying ${IMAGEID} to ${TARGET}"
-    local COUNT=1
-    while [[ ${COUNT} -le ${TOTALTRACKS} ]]; do
-        local DIR=$(gen_dir ${metaList[${COUNT}]} | sed s'|:|_|g')
-        mkdir -p "${TARGET}/$(dirname "${DIR}")"
-        mv $(printf 'split-track%02d.flac' ${COUNT}) "${TARGET}/${DIR}.flac"
-        echo "${DIR}.flac=${IMAGEID};" >> ${MANIFEST}
-        local COUNT=$(( ${COUNT} + 1 ))
-    done
-    _msg OK
-
-    if [[ ${DELETE} ]]; then
-        _msg EXEC "Dropping data for ${IMAGEID}"
-        git annex drop ${IMAGEID}.* >${STDERR} 2>&1
-        _msg OK
-    fi
-}
-

src/deploy_trackid.sh

@@ -0,0 +1,56 @@
+#!/bin/bash
+
+# doc deploy_trackid {
+#
+# DESCRIPTION
+#   deploy_trackid - Deploys TRACKID of IMAGEID to TARGET
+#
+# USAGE
+#   deploy_trackid <path/to/git/dir> <path/to/target> <path/to/db/file> <IMAGEID> <TRACKID_1> [<TRACKID_2>] [<...>]
+#
+# }
+
+deploy_trackid() {
+    ## Argument parsing
+    local GIT_DIR="${1}"
+    local TARGET="${2}"
+    local DB_FILE="${3}"
+    local IMAGEID="${4}"
+    local TRACKID="${5}"
+
+
+    ## Path and metadata parsing 
+    local TRACKNO=$(print_track_no ${DB_FILE} ${IMAGEID} ${TRACKID})
+    local FUTURE_META="$(print_future_meta ${IMAGEID}.tags ${TRACKNO})"
+    local FUTURE_PATH="${TARGET}/$(print_future_path$ ${FUTURE_META}})"
+    local PRESENT_PATH="${TARGET}/$(print_future_path ${IMAGEID} ${TRACKNO} ${DB_FILE})"
+    local PRESENT_META="$(print_future_meta ${PRESENT_PATH})"
+    local ROW_NO==$(_cfg query '$2=="'${IMAGEID}'" && $3=="'${TRACKID}'"' ${DB_FILE})
+
+    # If the track is selected, we will check if the trackid has already been deployed, if not deploy. If the metadata to be
+    # applied is different than what's deployed, apply new metadata. If the path has changed, move file to new path.
+    if is_selected ${DB_FILE} ${IMAGEID} ${TRACKID}; then
+        if [[ -z "${PRESENT_PATH}" ]]; then
+            deploy_gen ${GIT_DIR} ${IMAGEID} ${TRACKNO}           
+            local PRESENT_PATH="${GIT_DIR}/output.flac"
+        fi
+
+        if [[ "${PRESENT_META}" != "${FUTURE_META}" ]]; then
+            [[ -z "${PRESENT_META}" ]] || metaflac --remove-all ${PRESENT_PATH}
+            awk 'BEGIN {RS=";"}{print $0}' <<< ${FUTURE_META} | head -n -1 | metaflac --import-tags-from=- --import-picture-from="${GIT_DIR}/${IMAGEID}.jpg" "${PRESENT_PATH}"
+        fi 
+
+        if [[ "${PRESENT_PATH}" != "${FUTURE_PATH}" ]]; then
+            mkdir -p "$(dirname "${FUTURE_PATH}")"
+            mv "${PRESENT_PATH}" "${FUTURE_PATH}"
+            _cfg change TARGET_PATH ${ROW_NO} "${FUTURE_PATH}" ${DB_FILE}
+        fi
+
+    else
+        if [[ ! -z "${PRESENT_PATH}" ]]; then
+            rm "${PRESENT_PATH}"
+            _cfg change TARGET_PATH ${ROW_NO} ""
+        fi 
+    fi
+    return 0
+}

src/env

@@ -7,7 +7,4 @@
 source /usr/lib/bash/bunc
 IFS='   
 '
-MANIFEST=".manifest"
-LAST_COMMIT=".last_commit"
-EXCLUDE=".exclude"
 

src/is_not_excluded

@@ -1,21 +0,0 @@
-#!/bin/bash
-
-###
-# Returns true if IMAGEID is not excluded from the OPT_EXCLUDE_FILE.
-###
-
-is_not_excluded() {
-    local IMAGEID="${1}"
-    local EXCLUDE="${2}"
-    local excludeList=($(cat ${EXCLUDE}))
-
-    [[ -z ${excludeList[@]} ]] && return 0
-
-    for exclude in ${excludeList[@]}; do
-        local FIELD=$(echo ${exclude} | cut -d'=' -f1)
-        local VALUE=$(echo ${exclude} | cut -d'=' -f2)
-        [[ -z "$(grep -i -l "\"${FIELD}\" : \"${VALUE}\"" ${IMAGEID}.tags)" ]] || return 1
-    done
-    return 0
-}
-

src/is_selected

@@ -0,0 +1,21 @@
+#!/bin/bash
+
+# doc is_selected {
+#
+# DESCRIPTION
+#   is selected - Returns true if IMAGEID is defined as selected in DB_FILE.
+#
+# USAGE
+#   is_selected </path/to/db/file> <IMAGEID> <TRACKID>
+#
+#  }
+
+is_selected() {
+    local DB_FILE="${1}"
+    local IMAGEID="${2}"
+    local TRACKID="${3}"
+    
+    ROWNO=$(_cfg query '$2=="'${IMAGEID}'" && $3=="'${TRACKID}'"' ${DB_FILE})
+    [[ "$(_cfg print SELECTED ${ROWNO} ${DB_FILE})" == "true" ]] && return 0 || return 1
+}
+

src/parser

@@ -1,4 +1,4 @@
-#!
+#!/bin/bash
 
 ###
 # Parses arguments and commands from shell

src/print_future_meta

@@ -1,11 +1,19 @@
 #!/bin/bash
 
-###
-# Prints metadata of specified TRACKNUMBER, from textfile following the MTAG specification. Outputs as standard FIELD=VALUE that can then be pipped into metaflac.
-###
+# doc print_future_meta {
+#
+# DESCRIPTION
+#   print_future_meta - Prints metadata of specified TRACKNUMBER, from textfile following 
+#   the MTAG specification. Outputs as standard FIELD=VALUE that can then be pipped into
+#   metaflac.
+#
+# USAGE
+#   print_future_meta </path/to/mtag/file> <track no>
+#
+# }
 
 
-print_meta() {
+print_future_meta() {
     local MTAG=${1}
     local TRACKNUMBER="${2}"
     local TAGS=$(cat ${MTAG} | sed -e 's/^[[:space:]]*\"//')
@@ -14,7 +22,7 @@ print_meta() {
     for tag in ${tagList[@]}; do
         local COUNT=1
         while [[ ${COUNT} -le ${TRACKNUMBER} ]]; do
-            local PRTVAR=$(print_meta_track ${COUNT} ${tag} ${TAGS})
+            local PRTVAR=$(print_meta_field ${COUNT} ${tag} ${TAGS})
             [[ ! -z ${PRTVAR} ]] && local CURVAR=${PRTVAR}
             local COUNT=$(( ${COUNT} + 1 ))
         done

src/print_future_path

@@ -0,0 +1,42 @@
+#!/bin/bash
+
+# doc print_target_path {
+#
+# DESCRIPTION
+#   Prints relative output path based on provided metadata TAGS. Expects input from print_meta
+#   function.
+#
+# USAGE
+#   print_target_path <output from print_meta>
+#
+# }
+
+print_target_path() {
+    local TAGS="${@}"
+    local tagList=(GENRE COMPOSER ALBUM ARTIST PERFORMER DATE DISCNUMBER TOTALDISCS TRACKNUMBER TITLE)
+
+    for tag in ${tagList[@]}; do
+        CURTAG="$(awk -v field=${tag} 'BEGIN{RS=";";FS="="}{if($1==field){printf $2}}' <<< ${TAGS})"
+        eval local ${tag}='${CURTAG}'
+    done
+
+    [[ -z "${GENRE+x}" ]] && echo -n "${GENRE}/"
+    if [[ -z "${CONDUCTOR+x}" ]]; then 
+        [[ -z "${COMPOSER+x}" ]] && echo -n "${COMPOSER}/"
+        [[ -z "${ALBUM+x}" ]] && echo -n "${ALBUM}/"
+        [[ -z "${ARTIST+x}" ]] && echo -n "${ARTIST}/"
+        [[ -z "${DATE+x}" ]] && echo -n "${DATE}"
+        if [[ -z "${DATE+x}" ]] && [[ -z "${PERFORMER+x}" ]]; then echo -n "-"; fi
+        [[ -z "${PERFORMER+x}" ]] && echo -n "${PERFORMER}/"
+    else
+        [[ -z "${ARTIST+x}" ]] && echo -n "${ARTIST}/"
+        [[ -z "${DATE+x}" ]] && echo -n "${DATE}"
+        if [[ -z "${DATE+x}" ]] && [[ -z "${ARTIST+x}" ]]; then echo -n "-"; fi
+        [[ -z "${ALBUM+x}" ]] && echo -n "${ALBUM}/\t"
+    fi
+    
+    [[ ${TOTALDISCS} -gt 1 ]] && echo -n "${DISCNUMBER}."
+    printf "%02d" ${TRACKNUMBER}
+    echo -n " - $(sed 's|/|-|g' <<< ${TITLE} | sed 's|?||g')"
+}
+

src/print_present_meta

@@ -0,0 +1,17 @@
+#!/bin/bash
+
+# doc print_present_meta {
+#
+# DESCRIPTION
+#   print_present_meta - Prints metadata of remote flac in FIELD=VALUE; format.
+#
+# USAGE
+#   print_present_meta </path/to/flac
+#
+# }
+
+print_present_meta() {
+    local FLAC="${1}"
+
+    metaflac --list --block-type=VORBIS_COMMENT "${FLAC}" | grep "comment\[" | awk 'BEGIN{FS=": ";ORS=";"}{print $2}'
+    } 

src/print_present_path

@@ -0,0 +1,20 @@
+#!/bin/bash
+
+# doc print_present_path {
+#
+# DESCRIPTION
+#   Prints path of exiting TRACKID for IMAGEID.
+#
+# USAGE
+#   print_present_path <imageid> <track number> </path/to/db/file>
+#
+# }
+
+print_present_path() {
+    local IMAGEID="${1}"
+    local TRACKID="${2}"
+    local DB_FILE="${3}"
+
+    local ROW=$(_cfg query '$2=="'${IMAGEID}'" && $3=="'${TRACKNO}'"' ${DB_FILE})
+    _cfg print TARGET_PATH ${ROW} ${DB_FILE}
+} 

src/print_target_dir

@@ -1,25 +0,0 @@
-#!/bin/bash
-
-###
-# Prints output dir based on provided metadata TAGS. Expects input from print_meta function.
-###
-
-print_target_dir() {
-    local TAGS="${@}"
-    local tagList=(GENRE COMPOSER ALBUM ARTIST PERFORMER DATE DISCNUMBER TOTALDISCS TRACKNUMBER TITLE)
-
-    for tag in ${tagList[@]}; do
-        CURTAG="$(awk -v field=${tag} 'BEGIN{RS=";";FS="="}{if($1==field){printf $2}}' <<< ${TAGS})"
-        eval local ${tag}='${CURTAG}'
-    done
-
-    if [[ "${GENRE}" == "Classical" ]]; then
-        echo -n "${GENRE}/${COMPOSER}/${ALBUM}/${ARTIST}/${DATE} - ${PERFORMER}/"
-    else
-        echo -n "${GENRE}/${ARTIST}/${DATE} - ${ALBUM}/"  
-    fi
-    [[ ${TOTALDISCS} -gt 1 ]] && echo -n "${DISCNUMBER}."
-    printf "%02d" ${TRACKNUMBER}
-    echo -n " - $(sed 's|/|-|g' <<< ${TITLE} | sed 's|?||g')"
-}
-

src/split_flac

@@ -1,16 +0,0 @@
-#!/bin/bash
-
-###
-# Splits specified FLAC image into multiple flac files using a text file formatted under the
-# CUE specification
-###
-
-split_flac() {
-    local FLAC="${1}"
-    local CUE="${2}"
-
-    [[ -z "$(cuebreakpoints ${CUE} 2>/dev/null)" ]] && { cat ${FLAC} > split-track01.flac; return 0; }
-    cuebreakpoints ${CUE} 2>/dev/null | shntool split ${FLAC} -o flac -O always
-    [[ $? -ne 0 ]] && { cuebreakpoints ${CUE} 2>/dev/null | sed s/$/0/ |  shntool split ${FLAC} -o flac -O always; return 2; } || return 0
-}
-

src/update_db.sh

@@ -0,0 +1,25 @@
+#!/bin/bash
+
+# doc update_db {
+#
+# DESCRIPTION
+#   update_db - Updates TARGET's DB_FILE with defined IMAGEIDs
+#
+# USAGE
+#   update_db <path/to/git/dir> <path/to/target/dir> <path/to/db/file> <IMAGEID> <...>
+#
+# }
+
+update_db() {
+    local GITDIR="${1}"
+    local TARGET="${2}"
+    local DB_FILE="${3}"; shift 3
+    local imageidList=(${@})
+
+    for imageid in ${imageidList[@]}; do
+        trackidList=($(awk 'BEGIN{FS="\" : \"";RS="\",\n * \""}{if($1=="TRACKID"){print $2}}'))
+        for trackid in ${trackidList[@]}; do
+            [[ -z $(_cfg query '$2=="'${imageid}'" && $3=="'${trackid}'"' ${DB_FILE}) ]] && _cfg insert true ${imageid} ${trackid}
+        done
+    done
+}