From 60710bb18e1a4b7a3614e55d23e059af91969ea4 Mon Sep 17 00:00:00 2001
From: Maniack Crudelis <maniackc_dev@crudelis.fr>
Date: Wed, 25 Mar 2020 20:35:24 +0100
Subject: [PATCH] Add a changelog

---
 CHANGELOG.md       |  26 +++++
 scripts/_common.sh | 283 +++++++++++++++++++++++++++++++++++++++++++++
 scripts/install    |  42 +++++++
 scripts/restore    |  14 +++
 scripts/upgrade    |  33 ++++++
 5 files changed, 398 insertions(+)
 create mode 100644 CHANGELOG.md

diff --git a/CHANGELOG.md b/CHANGELOG.md
new file mode 100644
index 0000000..c9bf563
--- /dev/null
+++ b/CHANGELOG.md
@@ -0,0 +1,26 @@
+Changelog
+=========
+
+## Unreleased
+- Nothing for now...
+
+## [1.0~ynh2](https://github.com/YunoHost-Apps/my_webapp_ynh/pull/39) - 2019-05-26
+
+#### Changed
+- [Normalization from example_ynh](https://github.com/YunoHost-Apps/my_webapp_ynh/pull/39/commits/cccc014552bf85fc682d1fc59e1b9c67ad8ec6f8)
+
+
+## [1.0~ynh1](https://github.com/YunoHost-Apps/my_webapp_ynh/pull/34) - 2019-03-22
+
+#### Added
+- [Add progression with ynh_print_info](https://github.com/YunoHost-Apps/my_webapp_ynh/pull/34/commits/8c2f9fa5c7a6ab90ebbbee4eb4b82ed2be6ee292)
+
+#### Changed
+- [Normalization from example_ynh](https://github.com/YunoHost-Apps/my_webapp_ynh/pull/34/commits/034e5fc83c8515d2a7781548600ab82b44c8611b)
+- [Use php7](https://github.com/YunoHost-Apps/my_webapp_ynh/pull/34/commits/0f0bef3b8ca06d8f36f3de90c3502c529a6bc280)
+
+
+## [1.0](https://github.com/YunoHost-Apps/my_webapp_ynh/pull/31) - 2019-03-13
+
+#### Changed
+- [Apply example_ynh](https://github.com/YunoHost-Apps/my_webapp_ynh/pull/31)
diff --git a/scripts/_common.sh b/scripts/_common.sh
index a9bf588..c49be89 100644
--- a/scripts/_common.sh
+++ b/scripts/_common.sh
@@ -1 +1,284 @@
 #!/bin/bash
+
+#=================================================
+# EXPERIMENTAL HELPERS
+#=================================================
+
+# Send an email to inform the administrator
+#
+# usage: ynh_send_readme_to_admin --app_message=app_message [--recipients=recipients] [--type=type]
+# | arg: -m --app_message= - The file with the content to send to the administrator.
+# | arg: -r, --recipients= - The recipients of this email. Use spaces to separate multiples recipients. - default: root
+#	example: "root admin@domain"
+#	If you give the name of a YunoHost user, ynh_send_readme_to_admin will find its email adress for you
+#	example: "root admin@domain user1 user2"
+# | arg: -t, --type= - Type of mail, could be 'backup', 'change_url', 'install', 'remove', 'restore', 'upgrade'
+ynh_send_readme_to_admin() {
+	# Declare an array to define the options of this helper.
+	declare -Ar args_array=( [m]=app_message= [r]=recipients= [t]=type= )
+	local app_message
+	local recipients
+	local type
+	# Manage arguments with getopts
+
+	ynh_handle_getopts_args "$@"
+	app_message="${app_message:-}"
+	recipients="${recipients:-root}"
+	type="${type:-install}"
+
+	# Get the value of admin_mail_html
+	admin_mail_html=$(ynh_app_setting_get $app admin_mail_html)
+	admin_mail_html="${admin_mail_html:-0}"
+
+	# Retrieve the email of users
+	find_mails () {
+		local list_mails="$1"
+		local mail
+		local recipients=" "
+		# Read each mail in argument
+		for mail in $list_mails
+		do
+			# Keep root or a real email address as it is
+			if [ "$mail" = "root" ] || echo "$mail" | grep --quiet "@"
+			then
+				recipients="$recipients $mail"
+			else
+				# But replace an user name without a domain after by its email
+				if mail=$(ynh_user_get_info "$mail" "mail" 2> /dev/null)
+				then
+					recipients="$recipients $mail"
+				fi
+			fi
+		done
+		echo "$recipients"
+	}
+	recipients=$(find_mails "$recipients")
+
+	# Subject base
+	local mail_subject="☁️🆈🅽🅷☁️: \`$app\`"
+
+	# Adapt the subject according to the type of mail required.
+	if [ "$type" = "backup" ]; then
+		mail_subject="$mail_subject has just been backup."
+	elif [ "$type" = "change_url" ]; then
+		mail_subject="$mail_subject has just been moved to a new URL!"
+	elif [ "$type" = "remove" ]; then
+		mail_subject="$mail_subject has just been removed!"
+	elif [ "$type" = "restore" ]; then
+		mail_subject="$mail_subject has just been restored!"
+	elif [ "$type" = "upgrade" ]; then
+		mail_subject="$mail_subject has just been upgraded!"
+	else	# install
+		mail_subject="$mail_subject has just been installed!"
+	fi
+
+	local mail_message="This is an automated message from your beloved YunoHost server.
+
+Specific information for the application $app.
+
+$(if [ -n "$app_message" ]
+then
+	cat "$app_message"
+else
+	echo "...No specific information..."
+fi)
+
+---
+Automatic diagnosis data from YunoHost
+
+__PRE_TAG1__$(yunohost tools diagnosis | grep -B 100 "services:" | sed '/services:/d')__PRE_TAG2__"
+
+	# Store the message into a file for further modifications.
+	echo "$mail_message" > mail_to_send
+
+	# If a html email is required. Apply html tags to the message.
+ 	if [ "$admin_mail_html" -eq 1 ]
+ 	then
+		# Insert 'br' tags at each ending of lines.
+		ynh_replace_string "$" "<br>" mail_to_send
+
+		# Insert starting HTML tags
+		sed --in-place '1s@^@<!DOCTYPE html>\n<html>\n<head></head>\n<body>\n@' mail_to_send
+
+		# Keep tabulations
+		ynh_replace_string "  " "\&#160;\&#160;" mail_to_send
+		ynh_replace_string "\t" "\&#160;\&#160;" mail_to_send
+
+		# Insert url links tags
+		ynh_replace_string "__URL_TAG1__\(.*\)__URL_TAG2__\(.*\)__URL_TAG3__" "<a href=\"\2\">\1</a>" mail_to_send
+
+		# Insert pre tags
+		ynh_replace_string "__PRE_TAG1__" "<pre>" mail_to_send
+		ynh_replace_string "__PRE_TAG2__" "<\pre>" mail_to_send
+
+		# Insert finishing HTML tags
+		echo -e "\n</body>\n</html>" >> mail_to_send
+
+	# Otherwise, remove tags to keep a plain text.
+	else
+		# Remove URL tags
+		ynh_replace_string "__URL_TAG[1,3]__" "" mail_to_send
+		ynh_replace_string "__URL_TAG2__" ": " mail_to_send
+
+		# Remove PRE tags
+		ynh_replace_string "__PRE_TAG[1-2]__" "" mail_to_send
+	fi
+
+	# Define binary to use for mail command
+	if [ -e /usr/bin/bsd-mailx ]
+	then
+		local mail_bin=/usr/bin/bsd-mailx
+	else
+		local mail_bin=/usr/bin/mail.mailutils
+	fi
+
+	if [ "$admin_mail_html" -eq 1 ]
+	then
+		content_type="text/html"
+	else
+		content_type="text/plain"
+	fi
+
+	# Send the email to the recipients
+	cat mail_to_send | $mail_bin -a "Content-Type: $content_type; charset=UTF-8" -s "$mail_subject" "$recipients"
+}
+
+}
+
+#=================================================
+
+# Create a changelog for an app after an upgrade from the file CHANGELOG.md.
+#
+# usage: ynh_app_changelog [--format=markdown/html/plain] [--output=changelog_file] --changelog=changelog_source]
+# | arg: -f --format= - Format in which the changelog will be printed
+#       markdown: Default format.
+#       html:     Turn urls into html format.
+#       plain:    Plain text changelog
+# | arg: -o --output= - Output file for the changelog file (Default ./changelog)
+# | arg: -c --changelog= - CHANGELOG.md source (Default ../CHANGELOG.md)
+#
+# The changelog is printed into the file ./changelog and ./changelog_lite
+ynh_app_changelog () {
+    # Declare an array to define the options of this helper.
+    local legacy_args=foc
+    declare -Ar args_array=( [f]=format= [o]=output= [c]=changelog= )
+    local format
+    local output
+    local changelog
+    # Manage arguments with getopts
+    ynh_handle_getopts_args "$@"
+    format=${format:-markdown}
+    output=${output:-changelog}
+    changelog=${changelog:-../CHANGELOG.md}
+
+    local original_changelog="$changelog"
+    local temp_changelog="changelog_temp"
+    local final_changelog="$output"
+
+    if [ ! -n "$original_changelog" ]
+    then
+        echo "No changelog available..." > "$final_changelog"
+        echo "No changelog available..." > "${final_changelog}_lite"
+        return 0
+    fi
+
+    local current_version=$(ynh_read_manifest --manifest="/etc/yunohost/apps/$YNH_APP_INSTANCE_NAME/manifest.json" --manifest_key="version")
+    local update_version=$(ynh_read_manifest --manifest="../manifest.json" --manifest_key="version")
+
+    # Get the line of the version to update to into the changelog
+    local update_version_line=$(grep --max-count=1 --line-number "^## \[$update_version" "$original_changelog" | cut -d':' -f1)
+    # If there's no entry for this version yet into the changelog
+    # Get the first available version
+    if [ -z "$update_version_line" ]
+    then
+        update_version_line=$(grep --max-count=1 --line-number "^##" "$original_changelog" | cut -d':' -f1)
+    fi
+
+    # Get the length of the complete changelog.
+    local changelog_length=$(wc --lines "$original_changelog" | awk '{print $1}')
+    # Cut the file before the version to update to.
+    tail --lines=$(( $changelog_length - $update_version_line + 1 )) "$original_changelog" > "$temp_changelog"
+
+    # Get the length of the troncated changelog.
+    changelog_length=$(wc --lines "$temp_changelog" | awk '{print $1}')
+    # Get the line of the current version into the changelog
+    # Keep only the last line found
+    local current_version_line=$(grep --line-number "^## \[$current_version" "$temp_changelog" | cut -d':' -f1 | tail --lines=1)
+    # If there's no entry for this version into the changelog
+    # Get the last available version
+    if [ -z "$current_version_line" ]
+    then
+        current_version_line=$(grep --line-number "^##" "$original_changelog" | cut -d':' -f1 | tail --lines=1)
+    fi
+    # Cut the file before the current version.
+    # Then grep the previous version into the changelog to get the line number of the previous version
+    local previous_version_line=$(tail --lines=$(( $changelog_length - $current_version_line )) \
+        "$temp_changelog" | grep --max-count=1 --line-number "^## " | cut -d':' -f1)
+    # If there's no previous version into the changelog
+    # Go until the end of the changelog
+    if [ -z "$previous_version_line" ]
+    then
+        previous_version_line=$changelog_length
+    fi
+
+    # Cut the file after the previous version to keep only the changelog between the current version and the version to update to.
+    head --lines=$(( $current_version_line + $previous_version_line - 1 )) "$temp_changelog" | tee "$final_changelog"
+
+    if [ "$format" = "html" ]
+    then
+        # Replace markdown links by html links
+        ynh_replace_string --match_string="\[\(.*\)\](\(.*\)))" --replace_string="<a href=\"\2\">\1</a>)" --target_file="$final_changelog"
+        ynh_replace_string --match_string="\[\(.*\)\](\(.*\))" --replace_string="<a href=\"\2\">\1</a>" --target_file="$final_changelog"
+    elif [ "$format" = "plain" ]
+    then
+        # Change title format.
+        ynh_replace_string --match_string="^##.*\[\(.*\)\](\(.*\)) - \(.*\)$" --replace_string="## \1 (\3) - \2" --target_file="$final_changelog"
+        # Change modifications lines format.
+        ynh_replace_string --match_string="^\([-*]\).*\[\(.*\)\]\(.*\)" --replace_string="\1 \2 \3" --target_file="$final_changelog"
+    fi
+    # else markdown. As the file is already in markdown, nothing to do.
+
+    # Keep only important changes into the changelog
+    # Remove all minor changes
+    sed '/^-/d' "$final_changelog" > "${final_changelog}_lite"
+    # Remove all blank lines (to keep a clear workspace)
+    sed --in-place '/^$/d' "${final_changelog}_lite"
+    # Add a blank line at the end
+    echo "" >> "${final_changelog}_lite"
+
+    # Clean titles if there's no significative changes
+    local line
+    local previous_line=""
+    while read line <&3
+    do
+        if [ -n "$previous_line" ]
+        then
+            # Remove the line if it's a title or a blank line, and the previous one was a title as well.
+            if ( [ "${line:0:1}" = "#" ] || [ ${#line} -eq 0 ] ) && [ "${previous_line:0:1}" = "#" ]
+            then
+                ynh_replace_special_string --match_string="${previous_line//[/.}" --replace_string="" --target_file="${final_changelog}_lite"
+            fi
+        fi
+        previous_line="$line"
+    done 3< "${final_changelog}_lite"
+
+    # Remove all blank lines again
+    sed --in-place '/^$/d' "${final_changelog}_lite"
+
+    # Restore changelog format with blank lines
+    ynh_replace_string --match_string="^##.*" --replace_string="\n\n&\n" --target_file="${final_changelog}_lite"
+    # Remove the 2 first blank lines
+    sed --in-place '1,2d' "${final_changelog}_lite"
+    # Add a blank line at the end
+    echo "" >> "${final_changelog}_lite"
+
+    # If changelog are empty, add an info
+    if [ $(wc --words "$final_changelog" | awk '{print $1}') -eq 0 ]
+    then
+        echo "No changes from the changelog..." > "$final_changelog"
+    fi
+    if [ $(wc --words "${final_changelog}_lite" | awk '{print $1}') -eq 0 ]
+    then
+        echo "No significative changes from the changelog..." > "${final_changelog}_lite"
+    fi
+}
diff --git a/scripts/install b/scripts/install
index 1c33d9d..06bdf08 100644
--- a/scripts/install
+++ b/scripts/install
@@ -61,6 +61,8 @@ ynh_app_setting_set --app=$app --key=password --value="$password"
 ynh_app_setting_set --app=$app --key=user --value=$user
 ynh_app_setting_set --app=$app --key=final_path --value=$final_path
 
+ynh_app_setting_set --app=$app --key=admin_mail_html --value=1
+
 #=================================================
 # STANDARD MODIFICATIONS
 #=================================================
@@ -168,6 +170,46 @@ ynh_script_progression --message="Reloading nginx web server..."
 
 ynh_systemd_action --service_name=nginx --action=reload
 
+#=================================================
+# SEND A README FOR THE ADMIN
+#=================================================
+
+# Get main domain and buid the url of the admin panel of the app.
+admin_panel="https://$(grep portal_domain /etc/ssowat/conf.json | cut -d'"' -f4)/yunohost/admin/#/apps/$app"
+
+if [ $with_mysql -eq 1 ]
+then
+    sql_infos="
+You've asked for a database, please find here the information about this SQL database.
+$(cat "$final_path/db_access.txt")
+"
+else
+    sql_infos=""
+fi
+
+if [ $with_sftp -eq 1 ]
+then
+    sftp_infos="You can connect to this repository by using sftp with the following credentials.
+Domain: $domain
+Port: 22 (or the port you defined if you change the ssh port)
+User: $user
+Password: The one you set at installation."
+else
+    sftp_infos=""
+fi
+
+echo "This app is simply a blank web app container. You have to put your own app inside.
+$sql_infos
+Please put your files into this directory: $final_path/www/
+$sftp_infos
+
+You can configure this app easily by using the experimental __URL_TAG1__config-panel feature__URL_TAG2__$admin_panel/config-panel__URL_TAG3__.
+You can also find some specific actions for this app by using the experimental __URL_TAG1__action feature__URL_TAG2__$admin_panel/actions__URL_TAG3__.
+
+If you're facing an issue or want to improve this app, please open a new issue in this __URL_TAG1__project__URL_TAG2__https://github.com/YunoHost-Apps/my_webapp_ynh__URL_TAG3__." > mail_to_send
+
+ynh_send_readme_to_admin --app_message="mail_to_send" --recipients=root --type=install
+
 #=================================================
 # END OF SCRIPT
 #=================================================
diff --git a/scripts/restore b/scripts/restore
index fc3926c..25b2d61 100644
--- a/scripts/restore
+++ b/scripts/restore
@@ -125,6 +125,20 @@ ynh_script_progression --message="Reloading nginx web server and php-fpm..."
 ynh_systemd_action --service_name=php7.0-fpm --action=reload
 ynh_systemd_action --service_name=nginx --action=reload
 
+#=================================================
+# SEND A README FOR THE ADMIN
+#=================================================
+
+# Get main domain and buid the url of the admin panel of the app.
+admin_panel="https://$(grep portal_domain /etc/ssowat/conf.json | cut -d'"' -f4)/yunohost/admin/#/apps/$app"
+
+echo "You can configure this app easily by using the experimental __URL_TAG1__config-panel feature__URL_TAG2__$admin_panel/config-panel__URL_TAG3__.
+You can also find some specific actions for this app by using the experimental __URL_TAG1__action feature__URL_TAG2__$admin_panel/actions__URL_TAG3__.
+
+If you're facing an issue or want to improve this app, please open a new issue in this __URL_TAG1__project__URL_TAG2__https://github.com/YunoHost-Apps/my_webapp_ynh__URL_TAG3__." > mail_to_send
+
+ynh_send_readme_to_admin --app_message="mail_to_send" --recipients=root --type=restore
+
 #=================================================
 # END OF SCRIPT
 #=================================================
diff --git a/scripts/upgrade b/scripts/upgrade
index c6a7bfe..297064c 100644
--- a/scripts/upgrade
+++ b/scripts/upgrade
@@ -25,6 +25,8 @@ with_mysql=$(ynh_app_setting_get --app=$app --key=with_mysql)
 password=$(ynh_app_setting_get --app=$app --key=password)
 user=$(ynh_app_setting_get --app=$app --key=user)
 
+admin_mail_html=$(ynh_app_setting_get --app=$app --key=admin_mail_html)
+
 #=================================================
 # ENSURE DOWNWARD COMPATIBILITY
 #=================================================
@@ -168,6 +170,37 @@ ynh_script_progression --message="Reloading nginx web server..."
 
 ynh_systemd_action --service_name=nginx --action=reload
 
+#=================================================
+# SEND A README FOR THE ADMIN
+#=================================================
+
+# Get main domain and buid the url of the admin panel of the app.
+admin_panel="https://$(grep portal_domain /etc/ssowat/conf.json | cut -d'"' -f4)/yunohost/admin/#/apps/$app"
+
+# Build the changelog
+# Get the value of admin_mail_html
+admin_mail_html=$(ynh_app_setting_get $app admin_mail_html)
+admin_mail_html="${admin_mail_html:-0}"
+# If a html email is required. Apply html to the changelog.
+if [ "$admin_mail_html" -eq 1 ]; then
+    format=html
+else
+    format=plain
+fi
+ynh_app_changelog --format=$format
+
+echo "You can configure this app easily by using the experimental __URL_TAG1__config-panel feature__URL_TAG2__$admin_panel/config-panel__URL_TAG3__.
+You can also find some specific actions for this app by using the experimental __URL_TAG1__action feature__URL_TAG2__$admin_panel/actions__URL_TAG3__.
+
+If you're facing an issue or want to improve this app, please open a new issue in this __URL_TAG1__project__URL_TAG2__https://github.com/YunoHost-Apps/my_webapp_ynh__URL_TAG3__.
+
+---
+
+Changelog since your last upgrade:
+$(cat changelog)" > mail_to_send
+
+ynh_send_readme_to_admin --app_message="mail_to_send" --recipients=root --type=upgrade
+
 #=================================================
 # END OF SCRIPT
 #=================================================