Make mongocxx install script more user friendly. Add a clear warning with what...

Make mongocxx install script more user friendly. Add a clear warning with what to do if mongocxx is missing.

CMakeLists.txt

@@ -22,3 +22,21 @@ add_subdirectory(source)
 install_project()
 
 add_subdirectory(scenarios)
+
+
+if (TRUE)
+    find_package(libmongocxx QUIET)
+    find_package(libbsoncxx QUIET)
+    if (NOT libbsoncxx_FOUND OR NOT libbsoncxx_FOUND)
+        string(ASCII 27 Esc)
+        set(BoldYellow  "${Esc}[1;33m")
+        set(ColourReset "${Esc}[m")
+
+        message(WARNING "${BoldYellow}\
+    The packages libbsoncxx or libbsoncxx not found. \
+    They are required to build the memory system (armem and related libraries). \
+    Please use this installation script to install libmongocxx and libbsoncxx:
+    cd ${PROJECT_SOURCE_DIR}/etc/mongocxx/ && ./install_mongocxx.sh ~/repos \
+    ${ColourReset}")
+    endif()
+endif()

etc/mongocxx/install_mongocxx.sh

 #!/bin/bash
 
 # By Fabian Peller 2021-06-10;
+# Extended by Rainer Kartmann 2021-06-23;
+
 
 if [ "$#" -ne 1 ]; then
-  echo "Usage: $0 CLONE-DIRECTORY" >&2
+  echo "Usage: $0 target-directory" >&2
+  echo -e "    target-directory \t Directory where mongocxx should be placed (e.g. ~/repos)"
   exit 1
 fi
 
+
+# Stolen from mycroft-core/dev_setup.sh  // Rainer Kartmann
+
+# If tput is available and can handle multiple colors
+if found_exe tput ; then
+    if [[ $(tput colors) != "-1" && -z $CI ]]; then
+        GREEN=$(tput setaf 2)
+        BLUE=$(tput setaf 4)
+        CYAN=$(tput setaf 6)
+        YELLOW=$(tput setaf 3)
+        RED=$(tput setaf 1)
+        RESET=$(tput sgr0)
+        HIGHLIGHT=$YELLOW
+    fi
+fi
+
+
+function get_YN() {
+    # Loop until the user hits the Y or the N key
+    echo -e -n "Choice [${CYAN}Y${RESET}/${CYAN}N${RESET}]: "
+    while true; do
+        read -N1 -s key
+        case $key in
+        [Yy])
+            return 0
+            ;;
+        [Nn])
+            return 1
+            ;;
+        esac
+    done
+}
+
+
 extractDir="$1"
 sourceDir="$extractDir/mongo-cxx-driver-r3.2.1"
 installDir="$extractDir/mongo-cxx-driver-r3.2.1/build/install"
 scriptDir="$(readlink -f "$(dirname "$0")")"
 pwd="$(pwd)"
 
+
 # You first have to install libbson-dev and libmongoc-dev (not necessary on the lab pcs)
 #sudo apt install libbson-dev libmongoc-dev
 
@@ -24,6 +62,73 @@ pwd="$(pwd)"
 #sudo ln -s /usr/include/libmongoc-1.0/ /usr/lib/include/libmongoc-1.0
 #sudo ln -s /usr/lib /usr/lib/lib
 
+
+function install_deps()
+{
+    APT_PACKAGE_LIST=(libbson-dev libmongoc-dev)
+    
+    declare -a installed_packages
+    declare -a missing_packages
+   
+    for pkg in "${APT_PACKAGE_LIST[@]}"; do 
+        if dpkg -V "$pkg" > /dev/null 2>&1 ; then
+            installed_packages+=($pkg)
+        else
+            missing_packages+=($pkg)
+        fi
+    done
+    
+    if [ ${#installed_packages[*]} -ne 0 ]; then
+        echo "$GREEN
+The following apt packages are already installed: "
+        echo "${installed_packages[*]} $RESET"
+    fi
+    
+    if [ ${#missing_packages[*]} -eq 0 ]; then
+    
+        echo "$GREEN
+No missing packages. $RESET"
+        echo ""
+        
+    else
+    
+        echo "$YELLOW
+The following apt packages still need to be installed: "
+        echo "${missing_packages[*]} $RESET"
+        
+        echo "
+Do you want to install these packages and update some required 
+symlinks in /usr/lib/include/? (requires sudo)
+Y)es, install missing packages via apt-get and update symlinks
+N)o, don't install or I don't have sudo permissions"
+
+        if get_YN ; then
+            echo -e "$HIGHLIGHT Y - installing missing packages $RESET"
+            sudo apt-get install ${missing_packages[*]}
+            
+            function verbose_ln()
+            {
+                echo "Updating symlink $2 -> $1"
+                sudo ln -s "$1" "$2"
+            }
+                        
+            sudo mkdir -p /usr/lib/include/
+            verbose_ln /usr/include/libbson-1.0/ /usr/lib/include/libbson-1.0
+            verbose_ln /usr/include/libbson-1.0/ /usr/lib/include/libbson-1.0
+            verbose_ln /usr/include/libmongoc-1.0/ /usr/lib/include/libmongoc-1.0
+            verbose_ln /usr/lib /usr/lib/lib
+
+        else
+            echo -e "$HIGHLIGHT N - not installing missing pacakges $RESET"
+            echo ""
+        fi
+        
+    fi
+}
+
+install_deps
+
+
 # Then you can build the mongocxx driver
 mkdir $extractDir &> /dev/null || true
 tar -xvf mongo-cxx-driver-r3.2.1.tar.gz -C $extractDir
@@ -36,6 +141,21 @@ cmake .. -DBSON_LIBRARY="/usr/lib/x86_64-linux-gnu/libbson-1.0.so" -DMONGOC_LIBR
 make -j`nproc`
 make install
 
+
 # Finally, tell RobotAPI where to find mongocxx
-echo "You need to cmake RobotAPI now with: cmake -DCMAKE_PREFIX_PATH=$installDir .."
-#armarx-dev exec --no-deps RobotAPI "cd build && cmake -DCMAKE_PREFIX_PATH=$installDir ."
+echo "$HIGHLIGHT
+You now need to cmake RobotAPI with:
+cmake -DCMAKE_PREFIX_PATH=$installDir .. $RESET"
+
+echo "
+Should I do that for you?
+Y)es, run cmake in RobotAPI
+N)o, I'll do it myself"
+if get_YN ; then
+
+    echo -e "$HIGHLIGHT Y - running cmake in RobotAPI $RESET"    
+    armarx-dev exec --no-deps RobotAPI "cd build && cmake -DCMAKE_PREFIX_PATH=$installDir ."
+
+else
+    echo -e "$HIGHLIGHT N - not running cmake in RobotAPI $RESET"
+fi

source/RobotAPI/libraries/armem/CMakeLists.txt

@@ -3,10 +3,14 @@ set(LIB_NAME armem)
 armarx_component_set_name("${LIB_NAME}")
 armarx_set_target("Library: ${LIB_NAME}")
 
+SET(INSTALL_SCRIPT_MSG
+    "Please use the installation script in RobotAPI/etc/mongocxx to install libmongocxx and libbsoncxx."
+)
+
 find_package(libmongocxx QUIET)
-armarx_build_if(libmongocxx_FOUND "libmongocxx not available. Please use the installation script in RobotAPI/etc/mongocxx to install libmongocxx and libbsoncxx.")
+armarx_build_if(libmongocxx_FOUND "libmongocxx not available. ${INSTALL_SCRIPT_MSG}")
 find_package(libbsoncxx QUIET)
-armarx_build_if(libbsoncxx_FOUND "libbsoncxx not available. Please use the installation script in RobotAPI/etc/mongocxx to install libmongocxx and libbsoncxx.")
+armarx_build_if(libbsoncxx_FOUND "libbsoncxx not available. ${INSTALL_SCRIPT_MSG}")
 
 
 #message("LIBMONGOCXX:")