Mercurial > piecrust2

annotate piecrust/processing/records.py @ 273:d70a4adb61dd

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themes: Add the `chef themes` command The `themes` command lets the user create or override a theme easily.
author Ludovic Chabant <ludovic@chabant.com>
date Sun, 01 Mar 2015 09:07:36 -0800
parents f82262f59600
children c4b3a7fd2f87
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1 import os.path
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2 from piecrust.records import Record, TransitionalRecord
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3
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4
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5 class ProcessorPipelineRecord(Record):
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6 RECORD_VERSION = 4
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7
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8 def __init__(self):
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9 super(ProcessorPipelineRecord, self).__init__()
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10 self.out_dir = None
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11 self.process_time = None
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12 self.success = False
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13
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14 def hasOverrideEntry(self, rel_path):
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15 return self.findEntry(rel_path) is not None
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16
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17 def findEntry(self, rel_path):
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18 rel_path = rel_path.lower()
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19 for entry in self.entries:
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20 for out_path in entry.rel_outputs:
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21 if out_path.lower() == rel_path:
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22 return entry
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23 return None
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24
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25 def replaceEntry(self, new_entry):
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26 for e in self.entries:
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27 if (e.base_dir == new_entry.base_dir and
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28 e.rel_input == new_entry.rel_input):
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29 e.flags = new_entry.flags
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30 e.rel_outputs = list(new_entry.rel_outputs)
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31 e.errors = list(new_entry.errors)
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32 break
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34
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35 FLAG_NONE = 0
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36 FLAG_PREPARED = 2**0
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37 FLAG_PROCESSED = 2**1
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38 FLAG_OVERRIDEN = 2**2
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39 FLAG_BYPASSED_STRUCTURED_PROCESSING = 2**3
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41
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42 class ProcessorPipelineRecordEntry(object):
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43 def __init__(self, base_dir, rel_input):
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44 self.base_dir = base_dir
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45 self.rel_input = rel_input
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46
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47 self.flags = FLAG_NONE
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48 self.rel_outputs = []
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49 self.proc_tree = None
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50 self.errors = []
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51
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52 @property
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53 def path(self):
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54 return os.path.join(self.base_dir, self.rel_input)
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55
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56 @property
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57 def was_prepared(self):
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58 return bool(self.flags & FLAG_PREPARED)
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59
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60 @property
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61 def was_processed(self):
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62 return (self.was_prepared and
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63 (bool(self.flags & FLAG_PROCESSED) or len(self.errors) > 0))
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64
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65 @property
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66 def was_processed_successfully(self):
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67 return self.was_processed and not self.errors
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69
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70 class TransitionalProcessorPipelineRecord(TransitionalRecord):
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71 def __init__(self, previous_path=None):
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72 super(TransitionalProcessorPipelineRecord, self).__init__(
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73 ProcessorPipelineRecord, previous_path)
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74
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75 def getTransitionKey(self, entry):
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76 return entry.rel_input
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77
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78 def getPreviousEntry(self, rel_path):
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79 pair = self.transitions.get(rel_path)
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80 if pair is not None:
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81 return pair[0]
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82 return None
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83
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84 def collapseRecords(self):
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85 for prev, cur in self.transitions.values():
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86 if prev and cur and not cur.was_processed:
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87 # This asset wasn't processed, so the information from
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88 # last time is still valid.
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89 cur.flags = prev.flags
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90 cur.rel_outputs = list(prev.rel_outputs)
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91 cur.errors = list(prev.errors)
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92
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93 def getDeletions(self):
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94 for prev, cur in self.transitions.values():
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95 if prev and not cur:
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96 for p in prev.rel_outputs:
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97 abs_p = os.path.join(self.previous.out_dir, p)
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98 yield (abs_p, 'previous asset was removed')
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99 elif prev and cur and cur.was_processed_successfully:
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100 diff = set(prev.rel_outputs) - set(cur.rel_outputs)
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101 for p in diff:
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102 abs_p = os.path.join(self.previous.out_dir, p)
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103 yield (abs_p, 'asset changed outputs')
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104