Commit | Line | Data |
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08fe2e33 NR |
1 | package be.nikiroo.fanfix.supported; |
2 | ||
08fe2e33 | 3 | import java.io.File; |
08fe2e33 NR |
4 | import java.io.IOException; |
5 | import java.io.InputStream; | |
7445f856 | 6 | import java.net.URISyntaxException; |
08fe2e33 | 7 | import java.net.URL; |
778d8d85 | 8 | import java.net.URLDecoder; |
68686a37 | 9 | import java.util.ArrayList; |
08fe2e33 NR |
10 | import java.util.zip.ZipEntry; |
11 | import java.util.zip.ZipInputStream; | |
12 | ||
7445f856 NR |
13 | import org.jsoup.nodes.Document; |
14 | ||
08fe2e33 | 15 | import be.nikiroo.fanfix.Instance; |
68686a37 | 16 | import be.nikiroo.fanfix.data.MetaData; |
08fe2e33 | 17 | import be.nikiroo.utils.IOUtils; |
16a81ef7 | 18 | import be.nikiroo.utils.Image; |
b7afbe42 | 19 | import be.nikiroo.utils.StringUtils; |
8d59ce07 | 20 | import be.nikiroo.utils.streams.MarkableFileInputStream; |
08fe2e33 NR |
21 | |
22 | /** | |
23 | * Support class for EPUB files created with this program (as we need some | |
24 | * metadata available in those we create). | |
25 | * | |
26 | * @author niki | |
27 | */ | |
68686a37 | 28 | class Epub extends InfoText { |
7445f856 | 29 | private MetaData meta; |
2aac79c7 | 30 | private File tmpDir; |
b7afbe42 | 31 | private String desc; |
08fe2e33 | 32 | |
68686a37 NR |
33 | private URL fakeSource; |
34 | private InputStream fakeIn; | |
08fe2e33 | 35 | |
7445f856 | 36 | public File getSourceFileOriginal() { |
298d405a | 37 | return super.getSourceFile(); |
08fe2e33 NR |
38 | } |
39 | ||
40 | @Override | |
7445f856 NR |
41 | protected File getSourceFile() { |
42 | try { | |
43 | return new File(fakeSource.toURI()); | |
44 | } catch (URISyntaxException e) { | |
076caecc NR |
45 | Instance.getInstance().getTraceHandler().error(new IOException( |
46 | "Cannot get the source file from the info-text URL", e)); | |
08fe2e33 NR |
47 | } |
48 | ||
49 | return null; | |
50 | } | |
51 | ||
52 | @Override | |
7445f856 | 53 | protected InputStream getInput() { |
298d405a NR |
54 | if (fakeIn != null) { |
55 | try { | |
56 | fakeIn.reset(); | |
57 | } catch (IOException e) { | |
076caecc NR |
58 | Instance.getInstance().getTraceHandler().error(new IOException( |
59 | "Cannot reset the Epub Text stream", e)); | |
298d405a NR |
60 | } |
61 | ||
62 | return fakeIn; | |
63 | } | |
64 | ||
65 | return null; | |
08fe2e33 NR |
66 | } |
67 | ||
68 | @Override | |
7445f856 NR |
69 | protected boolean supports(URL url) { |
70 | return url.getPath().toLowerCase().endsWith(".epub"); | |
71 | } | |
08fe2e33 | 72 | |
7445f856 NR |
73 | @Override |
74 | protected MetaData getMeta() throws IOException { | |
75 | return meta; | |
08fe2e33 NR |
76 | } |
77 | ||
78 | @Override | |
7445f856 NR |
79 | protected Document loadDocument(URL source) throws IOException { |
80 | super.loadDocument(source); // prepares super.getSourceFile() and | |
81 | // super.getInput() | |
82 | ||
83 | InputStream in = super.getInput(); | |
84 | ZipInputStream zipIn = null; | |
85 | try { | |
86 | zipIn = new ZipInputStream(in); | |
076caecc NR |
87 | tmpDir = Instance.getInstance().getTempFiles() |
88 | .createTempDir("fanfic-reader-parser"); | |
7445f856 NR |
89 | File tmp = new File(tmpDir, "file.txt"); |
90 | File tmpInfo = new File(tmpDir, "file.info"); | |
91 | ||
92 | fakeSource = tmp.toURI().toURL(); | |
93 | Image cover = null; | |
94 | ||
95 | String url; | |
96 | try { | |
97 | url = getSource().toURI().toURL().toString(); | |
98 | } catch (URISyntaxException e1) { | |
99 | url = getSource().toString(); | |
100 | } | |
101 | String title = null; | |
102 | String author = null; | |
103 | ||
076caecc NR |
104 | for (ZipEntry entry = zipIn |
105 | .getNextEntry(); entry != null; entry = zipIn | |
106 | .getNextEntry()) { | |
7445f856 NR |
107 | if (!entry.isDirectory() |
108 | && entry.getName().startsWith(getDataPrefix())) { | |
109 | String entryLName = entry.getName().toLowerCase(); | |
110 | ||
111 | boolean imageEntry = false; | |
8d59ce07 | 112 | for (String ext : bsImages.getImageExt(false)) { |
7445f856 NR |
113 | if (entryLName.endsWith(ext)) { |
114 | imageEntry = true; | |
115 | } | |
08fe2e33 | 116 | } |
08fe2e33 | 117 | |
7445f856 NR |
118 | if (entry.getName().equals(getDataPrefix() + "version")) { |
119 | // Nothing to do for now ("first" | |
120 | // version is 3.0) | |
121 | } else if (entryLName.endsWith(".info")) { | |
122 | // Info file | |
123 | IOUtils.write(zipIn, tmpInfo); | |
124 | } else if (imageEntry) { | |
125 | // Cover | |
126 | if (getCover()) { | |
127 | try { | |
128 | cover = new Image(zipIn); | |
129 | } catch (Exception e) { | |
076caecc NR |
130 | Instance.getInstance().getTraceHandler() |
131 | .error(e); | |
7445f856 | 132 | } |
08fe2e33 | 133 | } |
076caecc NR |
134 | } else if (entry.getName() |
135 | .equals(getDataPrefix() + "URL")) { | |
7445f856 NR |
136 | String[] descArray = StringUtils |
137 | .unhtml(IOUtils.readSmallStream(zipIn)).trim() | |
138 | .split("\n"); | |
139 | if (descArray.length > 0) { | |
140 | url = descArray[0].trim(); | |
141 | } | |
076caecc NR |
142 | } else if (entry.getName().endsWith(".desc")) { |
143 | // // For old files | |
144 | // if (this.desc != null) { | |
145 | // this.desc = IOUtils.readSmallStream(zipIn).trim(); | |
146 | // } | |
147 | } else if (entry.getName() | |
148 | .equals(getDataPrefix() + "SUMMARY")) { | |
7445f856 NR |
149 | String[] descArray = StringUtils |
150 | .unhtml(IOUtils.readSmallStream(zipIn)).trim() | |
151 | .split("\n"); | |
152 | int skip = 0; | |
153 | if (descArray.length > 1) { | |
154 | title = descArray[0].trim(); | |
155 | skip = 1; | |
156 | if (descArray.length > 2 | |
157 | && descArray[1].startsWith("©")) { | |
158 | author = descArray[1].substring(1).trim(); | |
159 | skip = 2; | |
160 | } | |
161 | } | |
076caecc NR |
162 | // this.desc = ""; |
163 | // for (int i = skip; i < descArray.length; i++) { | |
164 | // this.desc += descArray[i].trim() + "\n"; | |
165 | // } | |
166 | // | |
167 | // this.desc = this.desc.trim(); | |
7445f856 NR |
168 | } else { |
169 | // Hopefully the data file | |
170 | IOUtils.write(zipIn, tmp); | |
171 | } | |
08fe2e33 NR |
172 | } |
173 | } | |
08fe2e33 | 174 | |
7445f856 NR |
175 | if (requireInfo() && (!tmp.exists() || !tmpInfo.exists())) { |
176 | throw new IOException( | |
177 | "file not supported (maybe not created with this program or corrupt)"); | |
178 | } | |
68686a37 | 179 | |
7445f856 | 180 | if (tmp.exists()) { |
67837328 | 181 | this.fakeIn = new MarkableFileInputStream(tmp); |
68686a37 | 182 | } |
7445f856 NR |
183 | |
184 | if (tmpInfo.exists()) { | |
185 | meta = InfoReader.readMeta(tmpInfo, true); | |
7445f856 NR |
186 | tmpInfo.delete(); |
187 | } else { | |
188 | if (title == null || title.isEmpty()) { | |
189 | title = getSourceFileOriginal().getName(); | |
190 | if (title.toLowerCase().endsWith(".cbz")) { | |
191 | title = title.substring(0, title.length() - 4); | |
192 | } | |
193 | title = URLDecoder.decode(title, "UTF-8").trim(); | |
778d8d85 | 194 | } |
778d8d85 | 195 | |
7445f856 NR |
196 | meta = new MetaData(); |
197 | meta.setLang("en"); | |
198 | meta.setTags(new ArrayList<String>()); | |
727108fe | 199 | meta.setSource(getType().getSourceName()); |
7445f856 NR |
200 | meta.setUuid(url); |
201 | meta.setUrl(url); | |
202 | meta.setTitle(title); | |
203 | meta.setAuthor(author); | |
204 | meta.setImageDocument(isImagesDocumentByDefault()); | |
205 | } | |
bb7021f2 NR |
206 | |
207 | if (meta.getCover() == null) { | |
208 | if (cover != null) { | |
209 | meta.setCover(cover); | |
210 | } else { | |
076caecc NR |
211 | meta.setCover(InfoReader.getCoverByName( |
212 | getSourceFileOriginal().toURI().toURL())); | |
bb7021f2 NR |
213 | } |
214 | } | |
7445f856 NR |
215 | } finally { |
216 | if (zipIn != null) { | |
217 | zipIn.close(); | |
218 | } | |
219 | if (in != null) { | |
220 | in.close(); | |
221 | } | |
08fe2e33 | 222 | } |
7445f856 NR |
223 | |
224 | return null; | |
08fe2e33 NR |
225 | } |
226 | ||
227 | @Override | |
0ffa4754 | 228 | protected void close() { |
2aac79c7 NR |
229 | if (tmpDir != null) { |
230 | IOUtils.deltree(tmpDir); | |
08fe2e33 NR |
231 | } |
232 | ||
2aac79c7 | 233 | tmpDir = null; |
dea63313 | 234 | |
68686a37 | 235 | super.close(); |
08fe2e33 NR |
236 | } |
237 | ||
238 | protected String getDataPrefix() { | |
239 | return "DATA/"; | |
240 | } | |
241 | ||
242 | protected boolean requireInfo() { | |
243 | return true; | |
244 | } | |
245 | ||
246 | protected boolean getCover() { | |
247 | return true; | |
248 | } | |
e4fa48a0 NR |
249 | |
250 | protected boolean isImagesDocumentByDefault() { | |
251 | return false; | |
252 | } | |
08fe2e33 | 253 | } |