[gen_tracks][env][parser][cmd_export][export_cp] Added debug option and improved error handling

src/cmd_export

@@ -58,7 +58,7 @@ cmd_export() {
     for removableid in ${removableidList[@]}; do
         echo "[ ${COUNT} / ${#removableidList[@]} ] Removing ${removableid}" 
         export_rm "${TARGET}" "${DB_FILE}" ${removableid} >${STDERR} 2>&1
-        [[ $? -eq 0 ]] || { echo "[>>>>>>] Error reported"; cat ${STDERR}; local ERR=true; }
+        [[ $? -eq 0 ]] || { echo "[>>>>>>] Error reported"; cat ${STDERR}; local ERR=true; } && { if ${_DEBUG}; then cat ${STDERR}; fi; }
         local COUNT=$(( ${COUNT} + 1 ))
     done
     
@@ -75,18 +75,19 @@ cmd_export() {
                 local GIT_GET=true
                 [[ ${ERROR} -eq 255 ]] && git -C "${GIT_DIR}" annex get "${imageid}.flac" >/dev/null 2>&1
                 local ERROR=$?
-                [[ $ERROR -ne 0 ]] && { _ansi up 2; echo -en '\033[K'; echo "[ ${COUNT} / ${#exportableidList[@]} ] ${imageid} could not be downloaded from server"; cat ${STDERR}; local ERR=true; continue; }
+                [[ $ERROR -ne 0 ]] && { _ansi up 2; echo -en '\033[K'; echo "[ ${COUNT} / ${#exportableidList[@]} ] ${imageid} could not be downloaded from server"; cat ${STDERR}; local ERR=true; continue; } || { if ${_DEBUG}; then cat ${STDERR}; fi; }
             fi
             export_cp "${GIT_DIR}" "${TARGET}" "${DB_FILE}" ${imageid} > ${STDERR} 2>&1
-            [[ $? -ne 0 ]] && local CP_ERR=true
+            local EXIT=$?
+            [[ ${EXIT} -ne 0 ]] && local CP_ERR=true
             [[ "${GIT_GET}" == "true" ]] && git -C "${GIT_DIR}" annex drop ${imageid}.flac >/dev/null 2>&1
-            [[ "${CP_ERR}" == "true" ]] && { _ansi up 2; echo -en '\033[K'; echo "[ ${COUNT} / ${#exportableidList[@]} ] Copy of ${imageid} completed with errors"; cat ${STDERR}; local ERR=true; continue; } 
+            [[ "${CP_ERR}" == "true" ]] && { _ansi up 2; echo -en '\033[K'; echo "[ ${COUNT} / ${#exportableidList[@]} ] Copy of ${imageid} completed with errors"; cat ${STDERR}; local ERR=true; continue; } || { if ${_DEBUG}; then cat ${STDERR}; fi; }
         fi
         
 
         # Processes metadata changes
         export_meta "${GIT_DIR}" "${TARGET}" "${DB_FILE}" ${imageid} >${STDERR} 2>&1
-        [[ $? -eq 0 ]] && { _ansi up 2; echo -en '\033[K'; echo "[ ${COUNT} / ${#exportableidList[@]} ] Deployment of ${imageid} completed successfully"; } 
+        [[ $? -eq 0 ]] && { _ansi up 2; echo -en '\033[K'; echo "[ ${COUNT} / ${#exportableidList[@]} ] Deployment of ${imageid} completed successfully"; if ${_DEBUG}; then cat ${STDERR}; fi; }
         [[ $? -ne 0 ]] && { _ansi up 2; echo -en '\033[K'; echo "[ ${COUNT} / ${#exportableidList[@]} ] Application of metadata of ${imageid} completed with errors"; cat ${STDERR}; } 
     done
 

src/env

@@ -8,4 +8,5 @@ IFS='
 '
 _OPT_DB_FILE=.dam.db
 _OPT_TMP=/tmp
+_DEBUG=false
 

src/export_cp

@@ -24,20 +24,24 @@ export_cp() {
     ## Splits IMAGEID into TRACKIDs
     _msg EXEC "Splitting ${IMAGEID}"
     gen_tracks "${GIT_DIR}" "${GIT_DIR}/${IMAGEID}.flac" "${GIT_DIR}/${IMAGEID}.cue" >${STDERR} 2>&1
-    [[ $? -ne 0 ]] && _msg WARN
+    local EXIT=$?
+    [[ ${EXIT} -ne 0 ]] && return 1
     export_mv "${GIT_DIR}" ${IMAGEID} >${STDERR} 2>&1
-    [[ $? -eq 0 ]] && _msg OK || _msg WARN
+    local EXIT=$?
+    [[ ${EXIT} -ne 0 ]] && return 2
 
     ## Transfers selected TRACKIDs to TARGET
     trackidList=($(awk -v imageid=${IMAGEID} 'BEGIN{FS="\t"}{if($1=="true" && $2==imageid && $4=="null"){print $3}}' "${DB_FILE}"))
     for trackid in ${trackidList[@]}; do
         _msg EXEC "Deploying ${trackid}"
         cp "${GIT_DIR}/${IMAGEID}-${trackid}.flac" "${TARGET}/${IMAGEID}-${trackid}.flac"
-        if [[ $? -eq 0 ]]; then
+        local EXIT=$?
+        if [[ ${EXIT} -eq 0 ]]; then
             _msg OK
             gawk -i inplace -v trackid=${trackid} -v value="${IMAGEID}-${trackid}.flac" 'BEGIN{FS="\t";OFS="\t"}{if($3==trackid){$4=value}{print $0}}' ${DB_FILE}
         else    
             _msg WARN
+            return 3
         fi
     done
     

src/gen_tracks

@@ -16,6 +16,8 @@ gen_tracks() {
     local IMAGE="${2}"
     local CUE="${3}"
 
+    if [[ ! -f "${IMAGE}" ]] || [[ ! -f "${CUE}" ]]; then return 2; fi
+
     ## breakpointList generator
     # Generates list with cuebreakpoints utility
     local breakpointList=($(print_breakpoints "${CUE}" ))

src/parser

@@ -36,6 +36,11 @@ while true; do
             _FORCE="force"
         ;;
 
+        --debug)
+            _DEBUG=true
+            echo "Debug true"
+        ;;
+
         *)
             break
         ;;