Mercurial > piecrust2

annotate piecrust/publishing/base.py @ 834:10c482d57c79

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Allow an individual page to override pretty_urls in it config
author Ben Artin <ben@artins.org>
date Mon, 02 Jan 2017 20:33:57 -0500
parents fd694f1297c7
children 13e8b50a2113
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
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diff changeset
1 import os.path
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2 import shlex
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3 import urllib.parse
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4 import logging
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5 import threading
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6 import subprocess
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7 from piecrust.configuration import try_get_dict_value
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8
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9
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10 logger = logging.getLogger(__name__)
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12
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13 FILE_MODIFIED = 1
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14 FILE_DELETED = 2
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15
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16
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17 class PublisherConfigurationError(Exception):
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18 pass
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19
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20
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21 class PublishingContext(object):
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22 def __init__(self):
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23 self.bake_out_dir = None
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24 self.bake_record = None
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25 self.processing_record = None
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26 self.was_baked = False
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27 self.preview = False
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28 self.args = None
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30
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31 class Publisher(object):
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32 PUBLISHER_NAME = 'undefined'
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33 PUBLISHER_SCHEME = None
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34
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35 def __init__(self, app, target, config):
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36 self.app = app
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37 self.target = target
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38 self.config = config
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39 self.has_url_config = isinstance(config, urllib.parse.ParseResult)
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40 self.log_file_path = None
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41
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42 def setupPublishParser(self, parser, app):
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43 return
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44
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45 def getConfigValue(self, name, default_value=None):
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46 if self.has_url_config:
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47 raise Exception("This publisher only has a URL configuration.")
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48 return try_get_dict_value(self.config, name, default=default_value)
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49
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50 def run(self, ctx):
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51 raise NotImplementedError()
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52
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53 def getBakedFiles(self, ctx):
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54 for e in ctx.bake_record.entries:
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55 for sub in e.subs:
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56 if sub.was_baked:
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57 yield sub.out_path
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58 for e in ctx.processing_record.entries:
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59 if e.was_processed:
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60 yield from [os.path.join(ctx.processing_record.out_dir, p)
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61 for p in e.rel_outputs]
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63 def getDeletedFiles(self, ctx):
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64 yield from ctx.bake_record.deleted
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65 yield from ctx.processing_record.deleted
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68 class ShellCommandPublisherBase(Publisher):
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69 def __init__(self, app, target, config):
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70 super(ShellCommandPublisherBase, self).__init__(app, target, config)
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71 self.expand_user_args = True
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72
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73 def run(self, ctx):
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74 args = self._getCommandArgs(ctx)
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75 if self.expand_user_args:
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76 args = [os.path.expanduser(i) for i in args]
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77
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78 if ctx.preview:
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79 preview_args = ' '.join([shlex.quote(i) for i in args])
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80 logger.info(
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81 "Would run shell command: %s" % preview_args)
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82 return True
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83
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84 logger.debug(
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85 "Running shell command: %s" % args)
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86
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87 proc = subprocess.Popen(
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88 args, cwd=self.app.root_dir, bufsize=0,
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89 stdout=subprocess.PIPE)
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90
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91 logger.debug("Running publishing monitor for PID %d" % proc.pid)
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92 thread = _PublishThread(proc)
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93 thread.start()
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94 proc.wait()
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95 thread.join()
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96
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97 if proc.returncode != 0:
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98 logger.error(
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99 "Publish process returned code %d" % proc.returncode)
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100 else:
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101 logger.debug("Publish process returned successfully.")
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102
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103 return proc.returncode == 0
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104
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105 def _getCommandArgs(self, ctx):
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106 raise NotImplementedError()
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107
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108
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109 class _PublishThread(threading.Thread):
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110 def __init__(self, proc):
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111 super(_PublishThread, self).__init__(
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112 name='publish_monitor', daemon=True)
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113 self.proc = proc
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114 self.root_logger = logging.getLogger()
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115
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116 def run(self):
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117 for line in iter(self.proc.stdout.readline, b''):
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118 line_str = line.decode('utf8')
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119 logger.info(line_str.rstrip('\r\n'))
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120 for h in self.root_logger.handlers:
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121 h.flush()
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122
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123 self.proc.communicate()
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124 logger.debug("Publish monitor exiting.")
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125