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@@ -1,84 +1,85 b'' | |||
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1 | 1 | from django.template.defaultfilters import filesizeformat |
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2 | 2 | from django.contrib.staticfiles.templatetags.staticfiles import static |
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3 | 3 | |
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4 | 4 | FILE_STUB_IMAGE = 'images/file.png' |
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5 | 5 | |
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6 | 6 | FILE_TYPES_VIDEO = ( |
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7 | 7 | 'webm', |
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8 | 8 | 'mp4', |
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9 | 9 | 'mpeg', |
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10 | 'ogv', | |
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10 | 11 | ) |
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11 | 12 | FILE_TYPE_SVG = 'svg' |
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12 | 13 | FILE_TYPES_AUDIO = ( |
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13 | 14 | 'ogg', |
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14 | 15 | 'mp3', |
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15 | 16 | 'opus', |
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16 | 17 | ) |
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17 | 18 | |
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18 | 19 | PLAIN_FILE_FORMATS = { |
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19 | 20 | 'pdf': 'pdf', |
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20 | 21 | 'djvu': 'djvu', |
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21 | 22 | 'txt': 'txt', |
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22 | 23 | } |
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23 | 24 | |
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24 | 25 | |
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25 | 26 | def get_viewers(): |
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26 | 27 | return AbstractViewer.__subclasses__() |
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27 | 28 | |
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28 | 29 | |
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29 | 30 | class AbstractViewer: |
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30 | 31 | def __init__(self, file, file_type): |
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31 | 32 | self.file = file |
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32 | 33 | self.file_type = file_type |
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33 | 34 | |
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34 | 35 | @staticmethod |
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35 | 36 | def supports(file_type): |
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36 | 37 | return True |
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37 | 38 | |
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38 | 39 | def get_view(self): |
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39 | 40 | return '<div class="image">'\ |
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40 | 41 | '{}'\ |
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41 | 42 | '<div class="image-metadata"><a href="{}" download >{}, {}</a></div>'\ |
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42 | 43 | '</div>'.format(self.get_format_view(), self.file.url, |
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43 | 44 | self.file_type, filesizeformat(self.file.size)) |
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44 | 45 | |
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45 | 46 | def get_format_view(self): |
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46 | 47 | if self.file_type in PLAIN_FILE_FORMATS: |
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47 | 48 | image = 'images/fileformats/{}.png'.format( |
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48 | 49 | PLAIN_FILE_FORMATS[self.file_type]) |
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49 | 50 | else: |
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50 | 51 | image = FILE_STUB_IMAGE |
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51 | 52 | |
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52 | 53 | return '<a href="{}">'\ |
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53 | 54 | '<img src="{}" width="200" height="150"/>'\ |
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54 | 55 | '</a>'.format(self.file.url, static(image)) |
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55 | 56 | |
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56 | 57 | |
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57 | 58 | class VideoViewer(AbstractViewer): |
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58 | 59 | @staticmethod |
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59 | 60 | def supports(file_type): |
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60 | 61 | return file_type in FILE_TYPES_VIDEO |
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61 | 62 | |
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62 | 63 | def get_format_view(self): |
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63 | 64 | return '<video width="200" height="150" controls src="{}"></video>'\ |
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64 | 65 | .format(self.file.url) |
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65 | 66 | |
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66 | 67 | |
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67 | 68 | class AudioViewer(AbstractViewer): |
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68 | 69 | @staticmethod |
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69 | 70 | def supports(file_type): |
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70 | 71 | return file_type in FILE_TYPES_AUDIO |
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71 | 72 | |
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72 | 73 | def get_format_view(self): |
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73 | 74 | return '<audio controls src="{}"></audio>'.format(self.file.url) |
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74 | 75 | |
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75 | 76 | |
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76 | 77 | class SvgViewer(AbstractViewer): |
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77 | 78 | @staticmethod |
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78 | 79 | def supports(file_type): |
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79 | 80 | return file_type == FILE_TYPE_SVG |
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80 | 81 | |
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81 | 82 | def get_format_view(self): |
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82 | 83 | return '<a class="thumb" href="{}">'\ |
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83 | 84 | '<img class="post-image-preview" width="200" height="150" src="{}" />'\ |
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84 | 85 | '</a>'.format(self.file.url, self.file.url) |
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