git.plutz.net Git - shellwiki/blob - handlers/60_move_rename_delete.sh

   1 #!/bin/sh
   2
   3 l10n_immutablepage >/dev/null 2>&1 \
   4 || l10n_immutablepage(){  #TRANSLATION
   5   cat <<-EOF
   6           <h1>Immutable Page</h1>
   7           This is a core page of the wiki system. Its name and position cannot be changed.
   8           You may however update this page and you can use ACLs to hide it from various listings.
   9         EOF
  10 }
  11
  12 case "${PATH_INFO}" in
  13   */\[move\]|*/\[rename\]|*/\[delete\])
  14     page="${PATH_INFO%\[*\]}"
  15     if [ ! -d "$_DATA/pages/${page}" -a ! -d "$_EXEC/pages/${page}" ]; then
  16       theme_error 404
  17       return 0
  18     elif ! acl_write "$page"; then
  19       printf 'Refresh: %i, url=%s\r\n' 4 ./
  20       theme_error 403
  21       return 0
  22     elif [ -d "$_EXEC/pages/${page}/" ]; then
  23       theme_page - <<-EOF
  24         <article>
  25           <p class=error>
  26           $(l10n_immutablepage)
  27           </p>
  28         </article>
  29         EOF
  30       return 0
  31     fi
  32     ;;
  33   *) return 1;;
  34 esac
  35
  36 l10n_movepage >/dev/null 2>&1 \
  37 || l10n_movepage(){  # TRANSLATION
  38   cat <<-EOF
  39           <h1>Move Page</h1>
  40           <p class="pageid">$(HTML "${page}")</p>
  41           <input name="newlocation" value="$(HTML "$location")" placeholder="New Location">
  42           <ul>
  43             <li>A page with the same name must not already exist at the new location.</li>
  44             <li>You must have permission to create new pages at this location.</li>
  45             <li>All subpages will become available under the new path name.</li>
  46             <li>Subpages will become unavailable under their current name.</li>
  47           </ul>
  48           <button type=submit name=action value=move>Move</button>
  49           <button type=submit name=action value=cancel>Cancel</button>
  50         EOF
  51 }
  52 l10n_renamepage >/dev/null 2>&1 \
  53 || l10n_renamepage(){  # TRANSLATION
  54   cat <<-EOF
  55           <h1>Rename Page</h1>
  56           <p class="pageid">$(HTML "${page}")</p>
  57           <input name="newname" value="$(HTML "$name")" placeholder="New Name">
  58           <ul>
  59             <li>A page with the new name must not already exist.</li>
  60             <li>You must have permission to create new pages at this location.</li>
  61             <li>All subpages will become available under the new path name.</li>
  62             <li>Subpages will become unavailable under their current name.</li>
  63           </ul>
  64           <button type=submit name=action value=rename>Rename</button>
  65           <button type=submit name=action value=cancel>Cancel</button>
  66         EOF
  67 }
  68 l10n_deletepage >/dev/null 2>&1 \
  69 || l10n_deletepage(){  # TRANSLATION
  70   cat <<-EOF
  71           <h1>Delete Page</h1>
  72           <p class="pageid">$(HTML "${page}")</p>
  73           <p>This page and its attachments will be deleted</p>
  74           <ul>
  75             <li>Past revisions of the page text (including the current one) will remain accessible and can be restored.</li>
  76             <li>Attachments will be deleted completely, and cannot be restored.</li>
  77             <li>Subpages will not be affected and can still be accessed normally.</li>
  78           </ul>
  79           <button type=submit name=action value=delete>Delete</button>
  80           <button type=submit name=action value=cancel>Cancel</button>
  81         EOF
  82 }
  83
  84 if [ "$REQUEST_METHOD" = POST ]; then
  85   action="$(POST action)"
  86   newname="$(POST newname |grep -m1 -xE '[^#/]*')"
  87   newlocation="$(POST newlocation |grep -m1 -xE '/[^#]*')"
  88 else case "${PATH_INFO}" in
  89   */\[move\])
  90       location="${page%/}" location="${location%/*}/"
  91       theme_page - <<-EOF
  92         <form method=POST id=movepage>
  93           <input type=hidden name=session_id value="$SESSION_KEY">
  94           $(l10n_movepage)
  95         </form>
  96         EOF
  97       return 0
  98     ;;
  99   */\[rename\])
 100       name="${page%/}" name="${name##*/}"
 101       theme_page - <<-EOF
 102         <form method=POST id=renamepage>
 103           <input type=hidden name=session_id value="$SESSION_KEY">
 104           $(l10n_renamepage)
 105         </form>
 106         EOF
 107       return 0
 108     ;;
 109   */\[delete\])
 110       theme_page - <<-EOF
 111         <form method=POST id=deletepage>
 112           <input type=hidden name=session_id value="$SESSION_KEY">
 113           $(l10n_deletepage)
 114         </form>
 115         EOF
 116       return 0
 117     ;;
 118   esac
 119 fi
 120
 121 if [ "$action" = rename -a "$newname" ]; then
 122   oldname="${PATH_INFO%\[*\]}"
 123   newname="${oldname%/*/}$(PATH "${newname}/")"
 124
 125   if [ -d "$_DATA/pages/$newname" ]; then
 126     printf 'Refresh: %i\r\n' 4
 127     export ERRORMSG="A location of that name already exists."
 128     theme_error 400
 129     return 0
 130   elif ! acl_write "$oldname" || ! acl_write "$newname"; then
 131     printf 'Refresh: %i\r\n' 4
 132     theme_error 403
 133     return 0
 134   elif [ "$REV_PAGES" = true ]; then
 135     git -C "$_DATA" mv "pages/$oldname" "pages/$newname"
 136     git -C "$_DATA" commit -m 'Page # '"$oldname"' # renamed to # '"$newname"' # by user @ '"$USER_NAME"' @' \
 137         -- "pages/$oldname" "pages/$newname"
 138     REDIRECT "$_BASE${newname}"
 139   else
 140     mv -- "$_DATA/pages/$oldname" "$_DATA/pages/$newname"
 141     REDIRECT "$_BASE${newname}"
 142   fi
 143 elif [ "$action" = move -a "$newlocation" ]; then
 144   oldname="${PATH_INFO%\[*\]}"
 145   newlocation="$(PATH "$newlocation")"
 146   newname="${oldname%/}"
 147   newname="${newlocation%/}/${newname##*/}/"
 148
 149   if [ -d "$_DATA/pages/$newname" ]; then
 150     printf 'Refresh: %i\r\n' 4
 151     export ERRORMSG="A page of that name already exists at the given location."
 152     theme_error 400
 153     return 0
 154   elif [ ! -d "$_DATA/pages/$newlocation" ]; then
 155     printf 'Refresh: %i\r\n' 4
 156     export ERRORMSG="The given location does not exist."
 157     theme_error 400
 158     return 0
 159   elif ! acl_write "$oldname" || ! acl_write "$newname"; then
 160     printf 'Refresh: %i\r\n' 4
 161     theme_error 403
 162     return 0
 163   elif [ "$REV_PAGES" = true ]; then
 164     git -C "$_DATA" mv "pages/${oldname}" "pages/${newname}"
 165     git -C "$_DATA" commit -m 'Page # '"$oldname"' # moved to # '"$newname"' # by user @ '"$USER_NAME"' @' \
 166         -- "pages/${oldname}" "pages/${newname}"
 167     REDIRECT "$_BASE${newname}"
 168   else
 169     mv -- "$_DATA/pages/$oldname" "$_DATA/pages/$newname"
 170     REDIRECT "$_BASE${newname}"
 171   fi
 172 elif [ "$action" = delete ]; then
 173   oldname="${PATH_INFO%\[*\]}"
 174   if ! acl_write "$oldname"; then
 175     printf 'Refresh: %i\r\n' 4
 176     theme_error 403
 177     return 0
 178   elif [ "$REV_PAGES" = true ]; then
 179     git -C "$_DATA" rm "pages/${oldname}/#page.md"
 180     git -C "$_DATA" commit -m 'Page # '"$oldname"' # deleted by user @ '"$USER_NAME"' @' \
 181         -- "pages/${oldname}/#page.md"
 182     rm -r -- "$_DATA/pages/${oldname}"/\#*
 183     rmdir -- "$_DATA/pages/${oldname}/" || true
 184     REDIRECT ./
 185   else
 186     rm -- "$_DATA/pages/${oldname}/#page.md"
 187     rm -r -- "$_DATA/pages/${oldname}"/\#*
 188     rmdir -- "$_DATA/pages/${oldname}/" || true
 189     REDIRECT ./
 190   fi
 191 elif [ "$action" = cancel ]; then
 192   REDIRECT ./
 193 elif [ "$action" ]; then
 194   printf 'Refresh: %i\r\n' 4
 195   export ERRORMSG="Missing parameters."
 196   theme_error 400
 197   return 0
 198 fi