✨ add advanced PS1 handling with overwriteable customPrompt function

Author: Kanti

.additional_bashrc.sh

@@ -19,8 +19,7 @@ if [[ $CONTAINER_ID != ${HOSTNAME}* ]] ; then
 fi
 
 source ~/.bash_git
-
-PS1='\033]2;$HOST_DISPLAY_NAME: \w\007\[\e[0;36m\][\[\e[1;31m\]\u\[\e[0;36m\]@\[\e[1;34m\]$HOST_DISPLAY_NAME\[\e[0;36m\]: \[\e[0m\]\w\[\e[0;36m\]]\[\e[0m\]\$\[\e[1;32m\]\s\[\e[0;33m\]$(__git_ps1)\[\e[0;36m\]> \[\e[0m\]\n$ ';
+source ~/.additional_bashrc_ps1.sh
 
 alias xdebug-toggle='test $(php -m | grep xdebug) && xdebug-disable && echo "xdebug disabled" || (xdebug-enable && echo "xdebug enabled")'
 

.additional_bashrc_ps1.sh

@@ -0,0 +1,69 @@
+COLOR_RESET=$(echo -en '\001\033[0m\002')
+COLOR_RED=$(echo -en '\001\033[00;31m\002')
+COLOR_GREEN=$(echo -en '\001\033[00;32m\002')
+COLOR_YELLOW=$(echo -en '\001\033[00;33m\002')
+COLOR_BLUE=$(echo -en '\001\033[00;34m\002')
+COLOR_MAGENTA=$(echo -en '\001\033[00;35m\002')
+COLOR_PURPLE=$(echo -en '\001\033[00;35m\002')
+COLOR_CYAN=$(echo -en '\001\033[00;36m\002')
+COLOR_LIGHTGRAY=$(echo -en '\001\033[00;37m\002')
+COLOR_LRED=$(echo -en '\001\033[01;31m\002')
+COLOR_LGREEN=$(echo -en '\001\033[01;32m\002')
+COLOR_LYELLOW=$(echo -en '\001\033[01;33m\002')
+COLOR_LBLUE=$(echo -en '\001\033[01;34m\002')
+COLOR_LMAGENTA=$(echo -en '\001\033[01;35m\002')
+COLOR_LPURPLE=$(echo -en '\001\033[01;35m\002')
+COLOR_LCYAN=$(echo -en '\001\033[01;36m\002')
+COLOR_WHITE=$(echo -en '\001\033[01;37m\002')
+
+
+# Set Terminal title - current folder
+function userTerminalTitlePwd {
+    echo -e '\033]2;' # open terminal title
+    # content of the terminal window:
+    echo -e '${HOST_DISPLAY_NAME}: \w'
+    echo -e '\007' # close terminal title
+}
+
+# Render exit code
+function exitCodeWarning {
+    code=$?
+    if [[ $code != 0 ]]; then
+        echo -e "${COLOR_RED}✗✗✗ exit code was ${code} ✗✗✗\n\n${COLOR_RESET}"
+    fi
+}
+
+# Render Git branch for PS1
+function renderGitBranch {
+    if [ -f $(which git) ]; then
+        echo "${COLOR_YELLOW}$(__git_ps1)"
+    fi
+}
+
+function customPrompt {
+  # this function is only there that it can be overwritten in with your own custom prompt
+  true
+}
+
+# Style bash prompt
+PS1=''
+PS1+='\033]2;${HOST_DISPLAY_NAME}: \w\007' # terminal Title
+PS1+='$(exitCodeWarning)' # git information
+#PS1+='$(if [[ $? != 0 ]]; then echo "\n"; fi)'
+PS1+='${COLOR_CYAN}['
+
+PS1+='${COLOR_LRED}\u' # user
+PS1+='${COLOR_CYAN}@'
+PS1+='${COLOR_LBLUE}${HOST_DISPLAY_NAME}' # container name
+PS1+='${COLOR_CYAN}: '
+PS1+='${COLOR_RESET}\w' # working directory
+
+PS1+='${COLOR_CYAN}]'
+
+PS1+='$(renderGitBranch)' # git information
+PS1+='$(customPrompt)' # git information
+
+PS1+='${COLOR_CYAN}> '
+PS1+='${COLOR_RESET} ';
+PS1+='\n'
+PS1+='\$ '

Dockerfile

@@ -35,7 +35,7 @@ RUN install-php-extensions @fix_letsencrypt xhprof mongodb pcov && \
 USER application
 
 COPY bin/* /usr/local/bin/
-COPY .additional_bashrc.sh /home/application/.additional_bashrc.sh
+COPY .additional_bashrc.sh .additional_bashrc_ps1.sh /home/application/
 COPY .vimrc /home/application/.vimrc
 COPY .vimrc /root/.vimrc
 COPY apache.conf /opt/docker/etc/httpd/vhost.common.d/apache.conf