wehub-resource-sync
103 lines
3.8 KiB
Bash
103 lines
3.8 KiB
Bash
# gem.sh — gem source configuration helpers
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# Depends-On: colors.sh
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# Requires-Vars: $SHELL_RC
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# Sets-Vars: $GEM_HOME $GEM_PATH
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# Include via: @include lib/gem.sh
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#
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# configure_gem_source — point ~/.gemrc at CN mirror (or restore default)
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# Requires: $USE_CN_MIRRORS $CN_RUBYGEMS_URL (from network.sh)
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# restore_gemrc — undo configure_gem_source (used by uninstaller)
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# setup_gem_home — redirect GEM_HOME to user dir when system gem dir
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# is not writable; writes env vars to $SHELL_RC
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# restore_gem_home — remove GEM_HOME block from $SHELL_RC (uninstaller)
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# --------------------------------------------------------------------------
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configure_gem_source() {
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local gemrc="$HOME/.gemrc"
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if [ "$USE_CN_MIRRORS" = true ]; then
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if grep -q "${CN_RUBYGEMS_URL}" "$gemrc" 2>/dev/null; then
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print_success "gem source already → ${CN_RUBYGEMS_URL}"
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else
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[ -f "$gemrc" ] && mv "$gemrc" "$HOME/.gemrc_clackybak"
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cat > "$gemrc" <<GEMRC
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:sources:
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- ${CN_RUBYGEMS_URL}
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GEMRC
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print_success "gem source → ${CN_RUBYGEMS_URL}"
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fi
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else
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if [ -f "$gemrc" ] && grep -q "${CN_RUBYGEMS_URL}" "$gemrc" 2>/dev/null; then
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if [ -f "$HOME/.gemrc_clackybak" ]; then
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mv "$HOME/.gemrc_clackybak" "$gemrc"
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print_info "gem source restored from backup"
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else
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rm "$gemrc"
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print_info "gem source restored to default"
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fi
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fi
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fi
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}
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restore_gemrc() {
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local gemrc="$HOME/.gemrc"
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local gemrc_bak="$HOME/.gemrc_clackybak"
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if [ -f "$gemrc_bak" ]; then
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mv "$gemrc_bak" "$gemrc"
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print_success "~/.gemrc restored from backup"
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elif [ -f "$gemrc" ]; then
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rm "$gemrc"
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print_success "~/.gemrc removed"
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else
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print_info "~/.gemrc — nothing to restore"
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fi
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}
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# --------------------------------------------------------------------------
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# Redirect GEM_HOME to user dir when system Ruby gem dir is not writable
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# --------------------------------------------------------------------------
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setup_gem_home() {
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local gem_dir
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gem_dir=$(gem environment gemdir 2>/dev/null || true)
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# gemdir writable → no workaround needed, clean up old RC entries
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if [ -w "$gem_dir" ]; then
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restore_gem_home
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return 0
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fi
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local ruby_api
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ruby_api=$(ruby -e 'puts RbConfig::CONFIG["ruby_version"]' 2>/dev/null)
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export GEM_HOME="$HOME/.gem/ruby/${ruby_api}"
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export GEM_PATH="$HOME/.gem/ruby/${ruby_api}"
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export PATH="$HOME/.gem/ruby/${ruby_api}/bin:$PATH"
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print_info "System Ruby detected — gems will install to ~/.gem/ruby/${ruby_api}"
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# Clean old RC entries (could be from a different Ruby version), then write new ones
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restore_gem_home
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if [ -n "$SHELL_RC" ]; then
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{
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echo ""
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echo "# Ruby user gem dir (added by openclacky installer)"
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echo "export GEM_HOME=\"\$HOME/.gem/ruby/${ruby_api}\""
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echo "export GEM_PATH=\"\$HOME/.gem/ruby/${ruby_api}\""
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echo "export PATH=\"\$HOME/.gem/ruby/${ruby_api}/bin:\$PATH\""
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} >> "$SHELL_RC"
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print_info "GEM_HOME written to $SHELL_RC"
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fi
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}
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restore_gem_home() {
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[ -n "$SHELL_RC" ] && [ -f "$SHELL_RC" ] || return 0
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grep -q "GEM_HOME" "$SHELL_RC" 2>/dev/null || return 0
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# Remove the block written by setup_gem_home (comment + 3 export lines)
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local tmp
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tmp=$(mktemp)
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grep -v "# Ruby user gem dir (added by openclacky installer)" "$SHELL_RC" \
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| grep -v "export GEM_HOME=" \
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| grep -v "export GEM_PATH=" \
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| grep -v "/.gem/ruby/" \
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> "$tmp" && mv "$tmp" "$SHELL_RC"
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print_success "GEM_HOME removed from $SHELL_RC"
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}
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