wizard/app/wordpress.py

   1 import os
   2 import re
   3 import logging
   4 import distutils
   5 import urlparse
   6 import hashlib
   7 import sqlalchemy.exc
   8
   9 from wizard import app, install, resolve, sql, util
  10 from wizard.app import php
  11
  12 def make_filename_regex_define(var):
  13     """See :ref:`versioning config <seed>` for more information."""
  14     return 'wp-config.php', php.re_define(var)
  15
  16 seed = util.dictmap(make_filename_regex_define, {
  17     # these funny names are due to convention set by MediaWiki
  18     'WIZARD_DBSERVER': 'DB_HOST',
  19     'WIZARD_DBNAME': 'DB_NAME',
  20     'WIZARD_DBUSER': 'DB_USER',
  21     'WIZARD_DBPASSWORD': 'DB_PASSWORD',
  22     'WIZARD_SECRETKEY': 'SECRET_KEY',
  23     'WIZARD_AUTH_KEY': 'AUTH_KEY',
  24     'WIZARD_SECURE_AUTH_KEY': 'SECURE_AUTH_KEY',
  25     'WIZARD_LOGGED_IN_KEY': 'LOGGED_IN_KEY',
  26     'WIZARD_NONCE_KEY': 'NONCE_KEY',
  27     'WIZARD_AUTH_SALT': 'AUTH_SALT',
  28     'WIZARD_SECURE_AUTH_SALT': 'SECURE_AUTH_SALT',
  29     'WIZARD_LOGGED_IN_SALT': 'LOGGED_IN_SALT',
  30     'WIZARD_NONCE_SALT': 'NONCE_SALT',
  31     })
  32
  33 class Application(app.Application):
  34     database = "mysql"
  35     parametrized_files = ['wp-config.php'] + php.parametrized_files
  36     extractors = app.make_extractors(seed)
  37     extractors.update(php.extractors)
  38     substitutions = app.make_substitutions(seed)
  39     substitutions.update(php.substitutions)
  40     install_schema = install.ArgSchema("db", "admin", "email", "title")
  41     deprecated_keys = set(['WIZARD_SECRETKEY'])
  42     random_keys = set(['WIZARD_SECRETKEY', 'WIZARD_AUTH_KEY', 'WIZARD_SECURE_AUTH_KEY', 'WIZARD_LOGGED_IN_KEY', 'WIZARD_NONCE_KEY'])
  43     random_blacklist = set(['put your unique phrase here'])
  44     def urlFromExtract(self, deployment):
  45         try:
  46             meta = sql.connect(deployment.dsn)
  47             wp_options = meta.tables["wp_options"]
  48             query = wp_options.select(wp_options.c.option_name == 'home')
  49             return query.execute().fetchone()['option_value']
  50         except sqlalchemy.exc.OperationalError:
  51             return None
  52     def download(self, version):
  53         return "http://wordpress.org/wordpress-%s.tar.gz" % version
  54     def checkConfig(self, deployment):
  55         return os.path.isfile("wp-config.php")
  56     def checkWeb(self, deployment):
  57         return self.checkWebPage(deployment, "",
  58                 outputs=["<html", "WordPress", "feed"],
  59                 exclude=["Error establishing a database connection"])
  60     def detectVersion(self, deployment):
  61         return self.detectVersionFromFile("wp-includes/version.php", php.re_var("wp_version"))
  62     def install(self, version, options):
  63         util.soft_unlink("wp-config.php")
  64
  65         post_setup_config = {
  66                 'dbhost': options.dsn.host,
  67                 'uname': options.dsn.username,
  68                 'dbname': options.dsn.database,
  69                 'pwd': options.dsn.password,
  70                 'prefix': '',
  71                 'submit': 'Submit',
  72                 'step': '2',
  73                 }
  74         post_install = {
  75                 'weblog_title': options.title,
  76                 'admin_email': options.email,
  77                 'submit': 'Continue',
  78                 'step': '2',
  79                 # Version >= 3.0
  80                 'user_name': options.admin_name,
  81                 'admin_password': options.admin_password,
  82                 'admin_password2': options.admin_password,
  83                 }
  84         old_mode = os.stat(".").st_mode
  85         os.chmod(".", 0777) # XXX: squick squick
  86
  87         # we need to disable the wp_mail function in wp-includes/pluggable[-functions].php
  88         pluggable_path = os.path.exists('wp-includes/pluggable.php') and 'wp-includes/pluggable.php' or 'wp-includes/pluggable-functions.php'
  89         pluggable = open(pluggable_path, 'r').read()
  90         wp_mail_noop = "<?php function wp_mail( $to, $subject, $message, $headers = '', $attachments = array() ) { /*noop*/ } ?> \n\n"
  91         pluggable_file = open(pluggable_path,'w')
  92         pluggable_file.write(wp_mail_noop)
  93         pluggable_file.write(pluggable)
  94         pluggable_file.close()
  95
  96         result = install.fetch(options, "wp-admin/setup-config.php?step=2", post_setup_config)
  97         logging.debug("setup-config.php output\n\n" + result)
  98         result = install.fetch(options, "wp-admin/install.php?step=2", post_install)
  99         logging.debug("install.php output\n\n" + result)
 100         os.chmod(".", old_mode)
 101         if "Finished" not in result and "Success" not in result:
 102             raise app.InstallFailure()
 103
 104         # not sure what to do about this
 105         meta = sql.connect(options.dsn)
 106         wp_options = meta.tables["wp_options"]
 107         wp_options.update().where(wp_options.c.option_name == 'siteurl').values(option_value=options.web_path).execute()
 108         wp_options.update().where(wp_options.c.option_name == 'home').values(option_value="http://%s%s" % (options.web_host, options.web_path)).execute() # XXX: what if missing leading slash; this should be put in a function
 109
 110         if version < distutils.version.LooseVersion("3.0"):
 111             wp_users = meta.tables["wp_users"]
 112             hashed_pass = hashlib.md5(options.admin_password).hexdigest()
 113             wp_users.update().where(wp_users.c.ID == 1).values(user_login=options.admin_name,user_nicename=options.admin_name,display_name=options.admin_name,user_pass=hashed_pass).execute()
 114             wp_usermeta = meta.tables["wp_usermeta"]
 115             wp_usermeta.delete().where(wp_usermeta.c.user_id==1 and wp_usermeta.c.meta_key == "default_password_nag").execute()
 116
 117         # now we can restore the wp_mail function in wp-includes/pluggable[-functions].php
 118         pluggable_file = open(pluggable_path,'w')
 119         pluggable_file.write(pluggable)
 120         pluggable_file.close()
 121
 122         # replace random variable stubs with real values
 123         old_config = open('wp-config.php').read()
 124         def replace_with_random(s):
 125             return s.replace('put your unique phrase here', util.random_key(), 1)
 126         config = replace_with_random(old_config)
 127         while config != old_config:
 128             old_config = config
 129             config = replace_with_random(config)
 130         open('wp-config.php', 'w').write(config)
 131
 132         php.ini_replace_vars()
 133     def upgrade(self, d, version, options):
 134         result = d.fetch("wp-admin/upgrade.php?step=1")
 135         if "Upgrade Complete" not in result and "No Upgrade Required" not in result:
 136             raise app.UpgradeFailure(result)
 137     def backup(self, deployment, backup_dir, options):
 138         app.backup_database(backup_dir, deployment)
 139     def restore(self, deployment, backup_dir, options):
 140         app.restore_database(backup_dir, deployment)
 141     def remove(self, deployment, options):
 142         app.remove_database(deployment)
 143
 144 Application.resolutions = {
 145 'wp-config.php': [
 146     ("""
 147 <<<<<<<
 148
 149 /** WordPress absolute path to the Wordpress directory. */
 150 |||||||
 151 /** WordPress absolute path to the Wordpress directory. */
 152 =======
 153 /** Absolute path to the WordPress directory. */
 154 >>>>>>>
 155 """, [0])
 156 ],
 157 }