wizard/app/wordpress.py

   1 import os
   2 import re
   3 import logging
   4 import distutils
   5 import urlparse
   6 import hashlib
   7
   8 from wizard import app, install, resolve, sql, util
   9 from wizard.app import php
  10
  11 def make_filename_regex_define(var):
  12     """See :ref:`versioning config <seed>` for more information."""
  13     return 'wp-config.php', php.re_define(var)
  14
  15 seed = util.dictmap(make_filename_regex_define, {
  16     # these funny names are due to convention set by MediaWiki
  17     'WIZARD_DBSERVER': 'DB_HOST',
  18     'WIZARD_DBNAME': 'DB_NAME',
  19     'WIZARD_DBUSER': 'DB_USER',
  20     'WIZARD_DBPASSWORD': 'DB_PASSWORD',
  21     'WIZARD_SECRETKEY': 'SECRET_KEY',
  22     'WIZARD_AUTH_KEY': 'AUTH_KEY',
  23     'WIZARD_SECURE_AUTH_KEY': 'SECURE_AUTH_KEY',
  24     'WIZARD_LOGGED_IN_KEY': 'LOGGED_IN_KEY',
  25     'WIZARD_NONCE_KEY': 'NONCE_KEY',
  26     })
  27
  28 class Application(app.Application):
  29     database = "mysql"
  30     parametrized_files = ['wp-config.php'] + php.parametrized_files
  31     extractors = app.make_extractors(seed)
  32     extractors.update(php.extractors)
  33     substitutions = app.make_substitutions(seed)
  34     substitutions.update(php.substitutions)
  35     install_schema = install.ArgSchema("db", "admin", "email", "title")
  36     deprecated_keys = set(['WIZARD_SECRETKEY'])
  37     random_keys = set(['WIZARD_SECRETKEY', 'WIZARD_AUTH_KEY', 'WIZARD_SECURE_AUTH_KEY', 'WIZARD_LOGGED_IN_KEY', 'WIZARD_NONCE_KEY'])
  38     def download(self, version):
  39         return "http://wordpress.org/wordpress-%s.tar.gz" % version
  40     def checkConfig(self, deployment):
  41         return os.path.isfile("wp-config.php")
  42     def checkWeb(self, deployment):
  43         # XXX: this sucks pretty hard
  44         return self.checkWebPage(deployment, "",
  45                 outputs=["<html", "WordPress", "feed"],
  46                 exclude=["Error establishing a database connection"])
  47     def detectVersion(self, deployment):
  48         return self.detectVersionFromFile("wp-includes/version.php", php.re_var("wp_version"))
  49     def install(self, version, options):
  50         util.soft_unlink("wp-config.php")
  51
  52         post_setup_config = {
  53                 'dbhost': options.dsn.host,
  54                 'uname': options.dsn.username,
  55                 'dbname': options.dsn.database,
  56                 'pwd': options.dsn.password,
  57                 'prefix': '',
  58                 'submit': 'Submit',
  59                 'step': '2',
  60                 }
  61         post_install = {
  62                 'weblog_title': options.title,
  63                 'admin_email': options.email,
  64                 'submit': 'Continue',
  65                 'step': '2',
  66                 }
  67         old_mode = os.stat(".").st_mode
  68         os.chmod(".", 0777) # XXX: squick squick
  69
  70         # we need to disable the wp_mail function in wp-includes/pluggable[-functions].php
  71         pluggable_path = os.path.exists('wp-includes/pluggable.php') and 'wp-includes/pluggable.php' or 'wp-includes/pluggable-functions.php'
  72         pluggable = open(pluggable_path, 'r').read()
  73         wp_mail_noop = "<?php function wp_mail( $to, $subject, $message, $headers = '', $attachments = array() ) { /*noop*/ } ?> \n\n"
  74         pluggable_file = open(pluggable_path,'w')
  75         pluggable_file.write(wp_mail_noop)
  76         pluggable_file.write(pluggable)
  77         pluggable_file.close()
  78
  79         result = install.fetch(options, "wp-admin/setup-config.php?step=2", post_setup_config)
  80         logging.debug("setup-config.php output\n\n" + result)
  81         result = install.fetch(options, "wp-admin/install.php?step=2", post_install)
  82         logging.debug("install.php output\n\n" + result)
  83         os.chmod(".", old_mode)
  84         if "Finished" not in result and "Success" not in result:
  85             raise app.InstallFailure()
  86
  87         # not sure what to do about this
  88         meta = sql.connect(options.dsn)
  89         wp_options = meta.tables["wp_options"]
  90         wp_options.update().where(wp_options.c.option_name == 'siteurl').values(option_value=options.web_path).execute()
  91         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
  92         # should also set the username and admin password
  93
  94         wp_users = meta.tables["wp_users"]
  95         hashed_pass = hashlib.md5(options.admin_password).hexdigest()
  96         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()
  97         wp_usermeta = meta.tables["wp_usermeta"]
  98         wp_usermeta.delete().where(wp_usermeta.c.user_id==1 and wp_usermeta.c.meta_key == "default_password_nag").execute()
  99
 100         # now we can restore the wp_mail function in wp-includes/pluggable[-functions].php
 101         pluggable_file = open(pluggable_path,'w')
 102         pluggable_file.write(pluggable)
 103         pluggable_file.close()
 104
 105         php.ini_replace_vars()
 106     def upgrade(self, d, version, options):
 107         result = d.fetch("wp-admin/upgrade.php?step=1")
 108         if "Upgrade Complete" not in result and "No Upgrade Required" not in result:
 109             raise app.UpgradeFailure(result)
 110     def backup(self, deployment, backup_dir, options):
 111         app.backup_database(backup_dir, deployment)
 112     def restore(self, deployment, backup_dir, options):
 113         app.restore_database(backup_dir, deployment)
 114     def remove(self, deployment, options):
 115         app.remove_database(deployment)
 116
 117 Application.resolutions = {
 118 'wp-config.php': [
 119     ("""
 120 <<<<<<<
 121
 122 /** WordPress absolute path to the Wordpress directory. */
 123 |||||||
 124 /** WordPress absolute path to the Wordpress directory. */
 125 =======
 126 /** Absolute path to the WordPress directory. */
 127 >>>>>>>
 128 """, [0])
 129 ],
 130 }