month calendar view, more modular architecture

[shellwiki] / handlers / 10_translations.sh

diff --git a/handlers/10_translations.sh b/handlers/10_translations.sh
index e666408a0147a91482c692e12111e2306e966eab..ba44a7f9dc09c4e589962757bfe3f25fa92ebb8b 100755 (executable)
--- a/handlers/10_translations.sh
+++ b/handlers/10_translations.sh
@@ -1,7 +1,27 @@
 #!/bin/sh
 
+# Copyright 2023 Paul Hänsch
+# 
+# Permission to use, copy, modify, and/or distribute this software for any
+# purpose with or without fee is hereby granted, provided that the above
+# copyright notice and this permission notice appear in all copies.
+# 
+# THE SOFTWARE IS PROVIDED “AS IS” AND THE AUTHOR DISCLAIMS ALL WARRANTIES
+# WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
+# MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY
+# SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
+# WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
+# ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR
+# IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
+
+_(){ printf %s\\n "$*"; }
+
+# Set LANGUAGE_DEFAULT to enable Plugin
+[ ! "$LANGUAGE_DEFAULT" ] && return 1
+
 export LANGUAGE_DEFAULT="${LANGUAGE_DEFAULT:-en}"
 export HTTP_REFERER="${HTTP_REFERER:-$(HEADER Referer)}"
+export LANGUAGE ERROR_MSG
 
 case ${HTTP_REFERER} in
   */:*/*):;;
@@ -10,21 +30,29 @@ case ${HTTP_REFERER} in
    ;;
 esac
 
-export LANGUAGE="${LANGUAGE_REFERRED:-${LANGUAGE_DEFAULT}}"
+LANGUAGE="${LANGUAGE_REFERRED:-${LANGUAGE_DEFAULT}}"
 
 case ${PATH_INFO} in
   */:?*/\[attachment\]/?*)
-    export LANGUAGE="${PATH_INFO#*/:}"
-           LANGUAGE="${LANGUAGE%%/*}"
+    LANGUAGE="${PATH_INFO#*/:}"
+    LANGUAGE="${LANGUAGE%%/*}"
     PATH_INFO="${PATH_INFO%%:?*/*}${PATH_INFO#*/:?*/}"
     ;;
   */:?*/\[attachment\])
-    export LANGUAGE="${PATH_INFO#*/:}"
-           LANGUAGE="${LANGUAGE%%/*}"
+    LANGUAGE="${PATH_INFO#*/:}"
+    LANGUAGE="${LANGUAGE%%/*}"
     PATH_INFO="${PATH_INFO%:?*/\[attachment\]}[attachment]"
     ;;
-  */:*/?*)  # Never occurs
-    :;;
+  */:?*/\[*\])
+    LANGUAGE="${PATH_INFO#*/:}"
+    LANGUAGE="${LANGUAGE%%/*}"
+    ;;
+  */:?*/:?*)
+    # Accidental double language link, last one stays valid!
+    REDIRECT "${_BASE}${PATH_INFO%/:?*/:?*}/:${PATH_INFO##*/:}"
+    ;;
+  */:?*/?*)
+    :;;  # Default attachment handler
   */:?*/)   # Faulty URL build
     REDIRECT "${_BASE}${PATH_INFO%/}"
     ;;
@@ -32,28 +60,31 @@ case ${PATH_INFO} in
 #   REDIRECT "${_BASE}${PATH_INFO%:*}"
 #   ;;
   */:?*)
-    export LANGUAGE="${PATH_INFO##*/:}"
-    if mdfile "${PATH_INFO}/"; then
-      PATH_INFO="${PATH_INFO}/"
-    elif [ "$LANGUAGE" = "$LANGUAGE_DEFAULT" ]; then
-      PATH_INFO="${PATH_INFO%:*}"
-    else
-      export ERROR_MSG="TRANSLATION NOT FOUND"
-      PATH_INFO="${PATH_INFO%:*}"
-    fi
+    LANGUAGE="${PATH_INFO##*/:}"
+    PATH_INFO="${PATH_INFO%:*}"
+
+    [ "$LANGUAGE" != "$LANGUAGE_DEFAULT" ] \
+    && case "$(mdfile "${PATH_INFO}")" in
+      *"/:$LANGUAGE/#page.md")
+        :;;
+      '')
+        :;;
+      *)ERROR_MSG="TRANSLATION NOT FOUND"
+        ;;
+    esac
     ;;
-  /|*/*/)
+  /|*/*/)  # Keep Language from Referer
     if [ "$LANGUAGE_REFERRED" -a "$LANGUAGE_REFERRED" != "$LANGUAGE_DEFAULT" ]; then
       REDIRECT "${_BASE}${PATH_INFO}:${LANGUAGE_REFERRED}"
     fi
     ;;
-  */:*/\[*\])  # Considered valid in most cases
-    :;;
-  */\[*\])
+  */\[*\])  # Keep Language from Referer
     if [ "$LANGUAGE_REFERRED" -a "$LANGUAGE_REFERRED" != "$LANGUAGE_DEFAULT" ]; then
       REDIRECT "${_BASE}${PATH_INFO%\[*\]}:${LANGUAGE_REFERRED}/[${PATH_INFO##*/\[}"
     fi
     ;;
 esac
 
+[ -r "${_EXEC}/l10n/${LANGUAGE}.sh" ] && . "${_EXEC}/l10n/${LANGUAGE}.sh"
+
 return 1