#!/bin/sh

# Configuration
RC_VER="1.5.8"
TARGET_DIR="/usr/local/cwpsrv/var/services/roundcube"
SRC_DIR="/usr/local/src/roundcubemail-${RC_VER}"
PHP_BIN="/usr/local/cwp/php71/bin/php"
LOG_FILE="/var/log/cwp-rc-update.log"
INISET_FILE="$TARGET_DIR/program/include/iniset.php"

# 1. Root check
if [ "$(id -u)" -ne 0 ]; then
   echo "This script must be run as root." >> "$LOG_FILE" 2>&1
   exit 1
fi

# ==================================================
# INTL EXTENSION CHECK & INSTALLATION
# ==================================================

# Path definitions for better readability
INTL_SO="/usr/local/cwp/php71/lib/php/extensions/no-debug-non-zts-20170718/intl.so"
INTL_INI="/usr/local/cwp/php71/php.d/intl.ini"

# Check if either the .so extension or .ini file is missing
if [ ! -f "$INTL_SO" ] || [ ! -f "$INTL_INI" ]; then
    echo "INTL extension or configuration is missing. Starting installation..."
    echo "=================================================="
    
	yum -y update ca-certificates
	rpm -ivh http://static.cdn-cwp.com/files/mail/libicu69-69.1-4.el7.x86_64.rpm
	mkdir -p /usr/local/cwp/php71/php.d

	yum -y install libicu libicu-devel
	rm -f "$INTL_SO"
	wget -P /usr/local/cwp/php71/lib/php/extensions/no-debug-non-zts-20170718 http://static.cdn-cwp.com/files/mail/intl.so 
	chmod 755 "$INTL_SO"

	rm -f "$INTL_INI"
	touch "$INTL_INI"
	echo "extension=intl" > "$INTL_INI"

	echo "INTL installation completed successfully."

	# Restart web server
	/scripts/restart_cwpsrv
else
    echo "INTL extension and intl.ini already exist. Skipping INTL installation."
fi

# 2. Version Check (The "Source of Truth")
if [ -f "$INISET_FILE" ]; then
    # Extract version directly from Roundcube PHP code
    INSTALLED_VER=$(grep "define('RCMAIL_VERSION'" "$INISET_FILE" | cut -d"'" -f4)
    
    # If versions match, exit silently
    if [ "$INSTALLED_VER" = "$RC_VER" ]; then
        echo "Roundcube $RC_VER is already installed. Nothing to do." >> "$LOG_FILE" 2>&1
        exit 0
    fi
else
    echo "Roundcube not found at expected location. Proceeding with installation..." >> "$LOG_FILE" 2>&1
fi

# 3. Update Procedure
echo "Starting Roundcube update to $RC_VER on $(date)" >> "$LOG_FILE" 2>&1

mkdir -p "$SRC_DIR"
cd /usr/local/src || exit

# Download
wget -q "http://static.cdn-cwp.com/files/mail/roundcubemail-${RC_VER}-complete.tar.gz" -O roundcubemail.tar.gz
if [ $? -ne 0 ]; then
    echo "Download failed" >> "$LOG_FILE" 2>&1
    exit 1
fi

# Extract
tar -xf roundcubemail.tar.gz -C "$SRC_DIR" --strip-components=1

# Patch the install script for the correct PHP path
sed -i "s|/usr/bin/env php|$PHP_BIN|g" "$SRC_DIR/bin/installto.sh"

# Run update in non-interactive mode
"$SRC_DIR/bin/installto.sh" -y "$TARGET_DIR" >> "$LOG_FILE" 2>&1

# Cleanup
rm -rf "$SRC_DIR" roundcubemail.tar.gz

# fix Permissions
chmod 755 /usr/local/cwpsrv/var/services/roundcube/temp
chmod 755 /usr/local/cwpsrv/var/services/roundcube/logs

# Restart web server
/scripts/restart_cwpsrv

echo "Update successfully completed." >> "$LOG_FILE" 2>&1