# Shaarli, the personal, minimalist, super-fast, no-database delicious clone.
# Makefile for PHP code analysis & testing

# Prerequisites:
# - install Composer, either:
#   - from your distro's package manager;
#   - from the official website (https://getcomposer.org/download/);
# - install/update test dependencies:
#   $ composer install  # 1st setup
#   $ composer update
# - install Xdebug for PHPUnit code coverage reports:
#   - see http://xdebug.org/docs/install
#   - enable in php.ini

BIN = vendor/bin
PHP_SOURCE = index.php application tests
PHP_COMMA_SOURCE = index.php,application,tests

all: static_analysis_summary test

##
# Concise status of the project
# These targets are non-blocking: || exit 0
##

static_analysis_summary: code_sniffer_source copy_paste mess_detector_summary
	@echo

##
# PHP_CodeSniffer
# Detects PHP syntax errors
# Documentation (usage, output formatting):
# - http://pear.php.net/manual/en/package.php.php-codesniffer.usage.php
# - http://pear.php.net/manual/en/package.php.php-codesniffer.reporting.php
##

code_sniffer: code_sniffer_full

### - errors filtered by coding standard: PEAR, PSR1, PSR2, Zend...
PHPCS_%:
	@$(BIN)/phpcs $(PHP_SOURCE) --report-full --report-width=200 --standard=$*

### - errors by Git author
code_sniffer_blame:
	@$(BIN)/phpcs $(PHP_SOURCE) --report-gitblame

### - all errors/warnings
code_sniffer_full:
	@$(BIN)/phpcs $(PHP_SOURCE) --report-full --report-width=200

### - errors grouped by kind
code_sniffer_source:
	@$(BIN)/phpcs $(PHP_SOURCE) --report-source || exit 0

##
# PHP Copy/Paste Detector
# Detects code redundancy
# Documentation: https://github.com/sebastianbergmann/phpcpd
##

copy_paste:
	@echo "-----------------------"
	@echo "PHP COPY/PASTE DETECTOR"
	@echo "-----------------------"
	@$(BIN)/phpcpd $(PHP_SOURCE) || exit 0
	@echo

##
# PHP Mess Detector
# Detects PHP syntax errors, sorted by category
# Rules documentation: http://phpmd.org/rules/index.html
##
MESS_DETECTOR_RULES = cleancode,codesize,controversial,design,naming,unusedcode

mess_title:
	@echo "-----------------"
	@echo "PHP MESS DETECTOR"
	@echo "-----------------"

###  - all warnings
mess_detector: mess_title
	@$(BIN)/phpmd $(PHP_COMMA_SOURCE) text $(MESS_DETECTOR_RULES) | sed 's_.*\/__'

### - all warnings + HTML output contains links to PHPMD's documentation
mess_detector_html:
	@$(BIN)/phpmd $(PHP_COMMA_SOURCE) html $(MESS_DETECTOR_RULES) \
	--reportfile phpmd.html || exit 0

### - warnings grouped by message, sorted by descending frequency order
mess_detector_grouped: mess_title
	@$(BIN)/phpmd $(PHP_SOURCE) text $(MESS_DETECTOR_RULES) \
	| cut -f 2 | sort | uniq -c | sort -nr

### - summary: number of warnings by rule set
mess_detector_summary: mess_title
	@for rule in $$(echo $(MESS_DETECTOR_RULES) | tr ',' ' '); do \
		warnings=$$($(BIN)/phpmd $(PHP_COMMA_SOURCE) text $$rule | wc -l); \
		printf "$$warnings\t$$rule\n"; \
	done;

##
# PHPUnit
# Runs unitary and functional tests
# Generates an HTML coverage report if Xdebug is enabled
#
# See phpunit.xml for configuration
# https://phpunit.de/manual/current/en/appendixes.configuration.html
##
test: clean
	@echo "-------"
	@echo "PHPUNIT"
	@echo "-------"
	@$(BIN)/phpunit tests

##
# Targets for repository and documentation maintenance
##

### remove all unversioned files
clean:
		@git clean -df

### update the local copy of the documentation
doc: clean
		@rm -rf doc
		@git clone https://github.com/shaarli/Shaarli.wiki.git doc
		@rm -rf doc/.git

### Convert local markdown documentation to HTML
htmldoc:
	for file in `find doc/ -maxdepth 1 -name "*.md"`; do \
		pandoc -f markdown_github -t html5 -s -c "github-markdown.css" -o doc/`basename $$file .md`.html "$$file"; \
	done;