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     })
  28
  29 class Application(app.Application):
  30     database = "mysql"
  31     parametrized_files = ['wp-config.php'] + php.parametrized_files
  32     extractors = app.make_extractors(seed)
  33     extractors.update(php.extractors)
  34     substitutions = app.make_substitutions(seed)
  35     substitutions.update(php.substitutions)
  36     install_schema = install.ArgSchema("db", "admin", "email", "title")
  37     deprecated_keys = set(['WIZARD_SECRETKEY'])
  38     random_keys = set(['WIZARD_SECRETKEY', 'WIZARD_AUTH_KEY', 'WIZARD_SECURE_AUTH_KEY', 'WIZARD_LOGGED_IN_KEY', 'WIZARD_NONCE_KEY'])
  39     def urlFromExtract(self, deployment):
  40         try:
  41             meta = sql.connect(deployment.dsn)
  42             wp_options = meta.tables["wp_options"]
  43             return wp_options.select('option_value').where(wp_options.c.option_name == 'home')
  44         except sqlalchemy.exc.OperationalError:
  45             return None
  46     def download(self, version):
  47         return "http://wordpress.org/wordpress-%s.tar.gz" % version
  48     def checkConfig(self, deployment):
  49         return os.path.isfile("wp-config.php")
  50     def checkWeb(self, deployment):
  51         # XXX: this sucks pretty hard
  52         def doCheck():
  53             return self.checkWebPage(deployment, "",
  54                     outputs=["<html", "WordPress", "feed"],
  55                     exclude=["Error establishing a database connection"])
  56         if not doCheck():
  57             deployment.enableOldStyleUrls()
  58             return doCheck()
  59         else:
  60             return True
  61     def detectVersion(self, deployment):
  62         return self.detectVersionFromFile("wp-includes/version.php", php.re_var("wp_version"))
  63     def install(self, version, options):
  64         util.soft_unlink("wp-config.php")
  65
  66         post_setup_config = {
  67                 'dbhost': options.dsn.host,
  68                 'uname': options.dsn.username,
  69                 'dbname': options.dsn.database,
  70                 'pwd': options.dsn.password,
  71                 'prefix': '',
  72                 'submit': 'Submit',
  73                 'step': '2',
  74                 }
  75         post_install = {
  76                 'weblog_title': options.title,
  77                 'admin_email': options.email,
  78                 'submit': 'Continue',
  79                 'step': '2',
  80                 }
  81         old_mode = os.stat(".").st_mode
  82         os.chmod(".", 0777) # XXX: squick squick
  83
  84         # we need to disable the wp_mail function in wp-includes/pluggable[-functions].php
  85         pluggable_path = os.path.exists('wp-includes/pluggable.php') and 'wp-includes/pluggable.php' or 'wp-includes/pluggable-functions.php'
  86         pluggable = open(pluggable_path, 'r').read()
  87         wp_mail_noop = "<?php function wp_mail( $to, $subject, $message, $headers = '', $attachments = array() ) { /*noop*/ } ?> \n\n"
  88         pluggable_file = open(pluggable_path,'w')
  89         pluggable_file.write(wp_mail_noop)
  90         pluggable_file.write(pluggable)
  91         pluggable_file.close()
  92
  93         result = install.fetch(options, "wp-admin/setup-config.php?step=2", post_setup_config)
  94         logging.debug("setup-config.php output\n\n" + result)
  95         result = install.fetch(options, "wp-admin/install.php?step=2", post_install)
  96         logging.debug("install.php output\n\n" + result)
  97         os.chmod(".", old_mode)
  98         if "Finished" not in result and "Success" not in result:
  99             raise app.InstallFailure()
 100
 101         # not sure what to do about this
 102         meta = sql.connect(options.dsn)
 103         wp_options = meta.tables["wp_options"]
 104         wp_options.update().where(wp_options.c.option_name == 'siteurl').values(option_value=options.web_path).execute()
 105         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
 106         # should also set the username and admin password
 107
 108         wp_users = meta.tables["wp_users"]
 109         hashed_pass = hashlib.md5(options.admin_password).hexdigest()
 110         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()
 111         wp_usermeta = meta.tables["wp_usermeta"]
 112         wp_usermeta.delete().where(wp_usermeta.c.user_id==1 and wp_usermeta.c.meta_key == "default_password_nag").execute()
 113
 114         # now we can restore the wp_mail function in wp-includes/pluggable[-functions].php
 115         pluggable_file = open(pluggable_path,'w')
 116         pluggable_file.write(pluggable)
 117         pluggable_file.close()
 118
 119         php.ini_replace_vars()
 120     def upgrade(self, d, version, options):
 121         result = d.fetch("wp-admin/upgrade.php?step=1")
 122         if "Upgrade Complete" not in result and "No Upgrade Required" not in result:
 123             raise app.UpgradeFailure(result)
 124     def backup(self, deployment, backup_dir, options):
 125         app.backup_database(backup_dir, deployment)
 126     def restore(self, deployment, backup_dir, options):
 127         app.restore_database(backup_dir, deployment)
 128     def remove(self, deployment, options):
 129         app.remove_database(deployment)
 130
 131 Application.resolutions = {
 132 'wp-config.php': [
 133     ("""
 134 <<<<<<<
 135
 136 /** WordPress absolute path to the Wordpress directory. */
 137 |||||||
 138 /** WordPress absolute path to the Wordpress directory. */
 139 =======
 140 /** Absolute path to the WordPress directory. */
 141 >>>>>>>
 142 """, [0])
 143 ],
 144 }